:root{--ink:#172033;--muted:#697386;--line:#e5e9f0;--paper:#fff;--soft:#f6f8fb;--accent:#175cd3;--accent2:#0b4db3;--good:#067647;--danger:#b42318;--radius:16px;--shadow:0 8px 30px rgba(25,36,54,.08)}*{box-sizing:border-box}body{margin:0;background:#f7f8fa;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}.site-header{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1180px)/2));position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;font-weight:750;color:var(--ink);text-decoration:none}.brand-mark{width:37px;height:37px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:13px;letter-spacing:.5px}.site-header nav{display:flex;gap:18px}.site-header nav a{color:var(--muted);text-decoration:none;font-weight:650;font-size:14px}.container{max-width:1180px;margin:0 auto;padding:38px 24px 70px}.narrow{max-width:760px}.hero{padding:58px 0 34px}.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800}.hero h1{font-size:clamp(34px,5vw,62px);line-height:1.05;max-width:850px;margin:10px 0 18px}.hero p{font-size:19px;color:var(--muted);max-width:760px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px}.card,.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card{padding:24px;text-decoration:none;color:inherit;transition:.18s transform,.18s box-shadow}.card:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(25,36,54,.12)}.card h3{margin:0 0 8px}.muted{color:var(--muted)}.panel{padding:28px;margin-bottom:24px}.panel h1,.panel h2,.panel h3{margin-top:0}.stack{display:grid;gap:18px}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}label{font-size:14px;font-weight:700;display:grid;gap:7px}input,textarea,select{width:100%;padding:11px 12px;border:1px solid #ccd3df;border-radius:10px;background:#fff;color:var(--ink);font:inherit}textarea{min-height:110px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;padding:10px 15px;font-weight:750;text-decoration:none;cursor:pointer;font:inherit}.primary{background:var(--accent);color:#fff}.primary:hover{background:var(--accent2)}.secondary{background:#eef3fb;color:#24456e}.danger{background:#feeceb;color:var(--danger)}.actions{display:flex;flex-wrap:wrap;gap:9px;align-items:center}.flash{max-width:1180px;margin:18px auto 0;padding:12px 18px;border-radius:10px;background:#ecfdf3;color:var(--good)}.flash.error{background:#fef3f2;color:var(--danger)}.site-footer{text-align:center;padding:34px;color:var(--muted);border-top:1px solid var(--line);background:#fff}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}.breadcrumb a{color:var(--accent);text-decoration:none}.chapter{margin:28px 0}.lesson-row{background:#fff;border:1px solid var(--line);padding:15px 18px;border-radius:12px;margin:9px 0;display:flex;align-items:center;justify-content:space-between;text-decoration:none;color:inherit}.lesson-shell{display:grid;grid-template-columns:270px 1fr;gap:28px}.lesson-nav{position:sticky;top:96px;align-self:start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.lesson-nav a{display:block;padding:9px 10px;text-decoration:none;color:var(--muted);border-radius:8px}.lesson-nav a.active{background:#eef4ff;color:var(--accent);font-weight:750}.lesson-content{min-width:0}.content-block{background:#fff;border:1px solid var(--line);border-radius:18px;margin-bottom:22px;overflow:hidden}.content-copy{padding:25px}.content-copy h2{margin-top:0}.media-frame{background:#eef1f5;display:flex;align-items:center;justify-content:center;min-height:280px}.media-frame img,.media-frame video{max-width:100%;max-height:70vh;display:block}.narration{padding:14px 22px 20px;background:#fff}.narration audio{width:100%}.lesson-controls{display:flex;justify-content:space-between;gap:12px;margin-top:30px}.quiz-question{padding:22px;border:1px solid var(--line);border-radius:14px;margin:16px 0;background:#fff}.quiz-question label{display:flex;gap:9px;align-items:flex-start;font-weight:500;margin:9px 0}.quiz-question input[type=radio]{width:auto;margin-top:5px}.score{font-size:44px;font-weight:800;color:var(--accent)}table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}th,td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:#f8fafc}.badge{display:inline-block;padding:4px 8px;border-radius:20px;font-size:12px;font-weight:750;background:#eef3fb;color:#31547c}.badge.published{background:#ecfdf3;color:var(--good)}.admin-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.kpi{padding:20px;background:#fff;border:1px solid var(--line);border-radius:14px}.kpi strong{font-size:30px;display:block}.small{font-size:13px}.inline-form{display:inline}.empty{text-align:center;padding:50px 20px;color:var(--muted);background:#fff;border:1px dashed #ccd3df;border-radius:14px}@media(max-width:800px){.lesson-shell{grid-template-columns:1fr}.lesson-nav{position:static}.grid2,.kpis{grid-template-columns:1fr}.site-header{padding:0 16px}.site-header nav a:not(:last-child){display:none}.container{padding:26px 16px 54px}}

/* v0.2.0: single-course authoring and flexible media */
.dashboard-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:24px}.narrow-panel{max-width:820px}.source-box{border:1px solid var(--line);background:var(--soft);border-radius:12px;padding:16px;display:grid;gap:12px}.source-box>strong{font-size:14px}.checkline{display:flex;align-items:center;gap:7px;font-weight:500;color:var(--muted)}.checkline input{width:auto}.version-pill{padding:8px 12px;border-radius:999px;background:#eef4ff;color:var(--accent);font-size:13px;font-weight:800}.update-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}.update-note p{margin-bottom:0}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:18px}.chapter-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;margin:20px 0;box-shadow:var(--shadow)}.chapter-head h2{margin:4px 0 5px}.lesson-list{display:grid;gap:9px;margin-top:18px}.lesson-row{margin:0;gap:14px}.lesson-number{width:32px;height:32px;flex:0 0 32px;border-radius:9px;display:grid;place-items:center;background:#eef4ff;color:var(--accent);font-weight:800;font-size:13px}.lesson-main{display:grid;flex:1;gap:2px}.lesson-arrow{font-size:20px;color:var(--accent)}.nav-chapter{margin:14px 10px 5px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:10px;font-weight:800}.lesson-summary{font-size:17px}.embed-frame{position:relative;padding-top:56.25%;background:#0d1117}.embed-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.content-copy audio{width:100%;margin-top:12px}.resource-card{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--soft);text-decoration:none;color:inherit;margin-top:14px}.resource-card span{color:var(--muted);font-size:13px}.resource-card strong{color:var(--accent)}.quiz-cta{display:flex;align-items:center;justify-content:space-between;gap:20px}.quiz-cta h2{margin:4px 0}.quiz-cta p{margin-bottom:0}code{background:#f1f3f6;padding:2px 5px;border-radius:5px}@media(max-width:800px){.dashboard-grid{grid-template-columns:1fr}.quiz-cta{align-items:flex-start;flex-direction:column}.resource-card{align-items:flex-start;flex-direction:column}}

/* v0.3.0: screen-based lesson authoring */
[hidden]{display:none!important}.lesson-builder-top{align-items:flex-start}.builder-guide{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:14px 17px;margin:-4px 0 22px;border:1px solid #cfe0ff;border-radius:12px;background:#eef5ff;color:#24456e}.builder-guide strong{color:var(--accent)}.builder-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:20px;align-items:start}.import-panel,.add-screen-panel{margin-bottom:24px}.or-divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;text-transform:uppercase;font-weight:800;letter-spacing:.08em}.or-divider:before,.or-divider:after{content:"";height:1px;background:var(--line);flex:1}.screen-heading{margin-top:10px}.screen-heading h2{margin:4px 0 0}.screen-list{display:grid;gap:12px}.screen-card{display:grid;grid-template-columns:44px 150px minmax(0,1fr) auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 16px;box-shadow:0 3px 16px rgba(25,36,54,.05)}.screen-number{width:38px;height:38px;border-radius:11px;background:#eef4ff;color:var(--accent);font-weight:850;display:grid;place-items:center}.screen-preview{height:88px;border-radius:10px;background:#eef1f5;overflow:hidden;display:grid;place-items:center;border:1px solid var(--line)}.screen-preview img{width:100%;height:100%;object-fit:contain;background:#fff}.screen-icon{font-size:21px;font-weight:800;color:#526174}.screen-info{min-width:0}.screen-title-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.screen-snippet{margin-top:4px}.screen-statuses{display:flex;gap:8px;flex-wrap:wrap;margin-top:9px}.status-dot{font-size:11px;font-weight:750;border-radius:999px;padding:4px 8px;background:#ecfdf3;color:var(--good)}.status-dot.muted-status{background:#f1f3f6;color:var(--muted)}.screen-actions{display:flex;gap:7px;align-items:center;justify-content:flex-end;flex-wrap:wrap}.icon-btn{width:34px;height:34px;border:1px solid var(--line);background:#fff;color:var(--accent);border-radius:8px;font-size:17px;font-weight:800;cursor:pointer}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.end-quiz-card{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff;border:1px dashed #b9c5d6;border-radius:16px;padding:20px 22px;margin-top:18px}.end-quiz-card p{margin:3px 0 0}.preview-banner{display:flex;gap:14px;align-items:center;flex-wrap:wrap;padding:12px 16px;margin-bottom:18px;border-radius:12px;background:#fff7e6;border:1px solid #f5d38a;color:#725514}.preview-banner a{margin-left:auto;color:#825f00;font-weight:750}.draft-dot{display:inline-block;margin-left:5px;padding:1px 5px;border-radius:999px;background:#fff1d6;color:#8a6200;font-size:9px;text-transform:uppercase;font-weight:800}.player-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:24px 0 12px}.screen-progress{width:min(260px,40%);height:8px;background:#e8edf5;border-radius:999px;overflow:hidden}.screen-progress span{display:block;height:100%;width:0;background:var(--accent);border-radius:999px;transition:width .2s ease}.screen-player{min-height:380px}.lesson-screen{margin-bottom:14px}.slide-frame{min-height:360px;background:#fff}.slide-frame img{width:100%;max-height:72vh;object-fit:contain}.screen-controls{display:flex;justify-content:space-between;gap:12px;margin:14px 0 26px}.screen-controls .btn{min-width:150px}.lesson-finish{scroll-margin-top:90px}.transcript{margin-top:13px;border-top:1px solid var(--line);padding-top:11px}.transcript summary{cursor:pointer;color:var(--accent);font-weight:750;font-size:13px}.transcript>div{padding-top:10px;color:var(--muted)}
@media(max-width:980px){.builder-grid{grid-template-columns:1fr}.screen-card{grid-template-columns:44px 120px minmax(0,1fr)}.screen-actions{grid-column:2/-1;justify-content:flex-start}}
@media(max-width:650px){.screen-card{grid-template-columns:38px 88px minmax(0,1fr);gap:10px;padding:11px}.screen-preview{height:66px}.screen-actions{grid-column:1/-1}.player-toolbar{align-items:flex-start;flex-direction:column}.screen-progress{width:100%}.screen-controls{gap:8px}.screen-controls .btn{min-width:0;flex:1}.preview-banner a{margin-left:0}.end-quiz-card{align-items:flex-start;flex-direction:column}}

/* v0.3.1: compact, sequence-first lesson builder */
.sequence-section{position:relative}.compact-guide{margin-bottom:18px}.lesson-builder-title{max-width:720px}.lesson-builder-actions{justify-content:flex-end}.screen-heading{align-items:center;margin:0 0 16px}.screen-heading h2{margin:3px 0 2px}.screen-heading p{margin:0}.sequence-actions{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap}.builder-tool{position:relative}.builder-tool>summary{list-style:none;cursor:pointer}.builder-tool>summary::-webkit-details-marker,.screen-more>summary::-webkit-details-marker{display:none}.builder-tool[open]>summary{box-shadow:0 0 0 3px rgba(37,99,235,.10)}.tool-popover{position:absolute;right:0;top:calc(100% + 10px);z-index:30;width:min(760px,calc(100vw - 56px));max-height:min(76vh,820px);overflow:auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 20px 50px rgba(20,35,60,.18)}.add-tool-panel{width:min(840px,calc(100vw - 56px))}.tool-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:8px}.tool-head h3{margin:3px 0 0;font-size:22px}.tool-head>span{text-align:right}.builder-empty{padding:54px 24px}.builder-empty h3{margin:10px 0 6px;color:var(--ink)}.builder-empty p{max-width:620px;margin:6px auto}.empty-icon{width:48px;height:48px;margin:0 auto;border-radius:14px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-size:22px;font-weight:850}.screen-card{grid-template-columns:42px 132px minmax(0,1fr) auto;padding:12px 14px;gap:14px}.screen-preview{height:78px}.screen-actions{white-space:nowrap}.reorder-controls{display:inline-flex;gap:5px}.screen-edit-btn{padding:9px 13px}.screen-more{position:relative}.screen-more>summary{list-style:none}.more-btn{display:grid;place-items:center;line-height:1;font-size:15px;letter-spacing:1px}.screen-more-menu{position:absolute;right:0;top:calc(100% + 7px);z-index:25;min-width:150px;padding:6px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 32px rgba(20,35,60,.16)}.screen-more-menu form{margin:0}.screen-more-menu button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:9px 10px;border-radius:7px;color:var(--ink);font:inherit;font-size:13px;font-weight:700;cursor:pointer}.screen-more-menu button:hover{background:var(--soft)}.screen-more-menu button.menu-danger{color:var(--danger)}
@media(max-width:900px){.lesson-builder-top{display:block}.lesson-builder-actions{justify-content:flex-start;margin-top:14px}.screen-heading{align-items:flex-start}.sequence-actions{justify-content:flex-start}.screen-card{grid-template-columns:40px 110px minmax(0,1fr)}.screen-actions{grid-column:2/-1;justify-content:flex-start}.tool-popover{position:fixed;left:18px;right:18px;top:90px;width:auto;max-height:calc(100vh - 120px)}}
@media(max-width:650px){.screen-heading{display:block}.sequence-actions{margin-top:12px}.sequence-actions .builder-tool{flex:1}.sequence-actions .builder-tool>summary{width:100%;justify-content:center}.screen-card{grid-template-columns:36px 76px minmax(0,1fr);gap:9px}.screen-preview{height:58px}.screen-statuses{gap:5px}.status-dot{padding:3px 6px}.screen-actions{grid-column:1/-1}.tool-popover{left:10px;right:10px;top:72px;padding:17px;max-height:calc(100vh - 92px)}.tool-head{display:block}.tool-head>span{display:block;text-align:left;margin-top:4px}.lesson-builder-actions .btn{font-size:13px;padding:9px 11px}}

/* v0.4.0: browser Media Studio */
.source-heading-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.mini-btn{padding:7px 10px;font-size:12px}.media-studio-top{align-items:flex-start}.studio-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:22px;align-items:start}.studio-panel{margin-bottom:0}.studio-heading{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.studio-heading h2{margin:4px 0 0}.current-media-box{border:1px solid var(--line);background:var(--soft);border-radius:12px;padding:14px;margin:16px 0;display:grid;gap:10px}.current-media-box audio{width:100%}.studio-toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin:16px 0}.record-timer{font-variant-numeric:tabular-nums;font-weight:800;color:var(--muted);min-width:48px}.studio-warning{background:#fff6ed;color:#9a3412;border:1px solid #fed7aa;border-radius:10px;padding:10px 12px}.audio-editor{margin-top:14px;border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}.audio-editor.is-disabled{opacity:.72}.audio-editor canvas{width:100%;height:180px;display:block;border-radius:10px;border:1px solid var(--line);cursor:crosshair;touch-action:none}.selection-readout{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:8px 2px;color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}.audio-editor audio{width:100%;margin-top:8px}.editor-actions{margin-top:12px}.save-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px}.restore-row{display:flex;justify-content:space-between;gap:16px;align-items:center;border-top:1px solid var(--line);margin-top:18px;padding-top:18px}.studio-error{color:var(--danger)}.video-stage{min-height:300px;background:#111827;border-radius:14px;overflow:hidden;display:grid;place-items:center;position:relative;margin-top:16px}.video-stage video{width:100%;max-height:440px;display:block;background:#111827}.camera-placeholder{color:#aeb8c8;font-weight:700}.current-visual-note{padding:10px 12px;background:var(--soft);border:1px solid var(--line);border-radius:10px;margin-top:12px}.studio-footnote{border-top:1px solid var(--line);padding-top:14px;margin:18px 0 0}.btn:disabled,.icon-btn:disabled{opacity:.45;cursor:not-allowed}
@media(max-width:980px){.studio-grid{grid-template-columns:1fr}.video-stage{min-height:240px}}@media(max-width:650px){.source-heading-row,.restore-row{align-items:flex-start;flex-direction:column}.audio-editor canvas{height:140px}.studio-toolbar .btn{flex:1}.media-studio-top{display:block}.media-studio-top .actions{margin-top:12px}}
.current-media-summary{border:1px solid var(--line);background:var(--soft);border-radius:12px;padding:12px 14px;margin:16px 0;display:flex;align-items:center;justify-content:space-between;gap:14px}.good-badge{background:#ecfdf3;color:var(--good)}.editor-source-note{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:10px}.editor-source-note span{text-align:right}.danger-outline{background:#fff;color:var(--danger);border:1px solid #f3b4ae}.danger-outline:hover{background:#fef3f2}.original-backup-row .actions{justify-content:flex-end}.external-audio-box audio{width:100%;margin:10px 0}.audio-editor canvas{cursor:ew-resize}
@media(max-width:650px){.current-media-summary,.editor-source-note{align-items:flex-start;flex-direction:column}.editor-source-note span{text-align:left}.original-backup-row .actions{width:100%}.original-backup-row .actions .btn{width:100%}}

/* v0.5.0 — unified waveform transport + native Slide Studio */
.wave-transport{display:flex;align-items:center;gap:10px;margin:12px 0 4px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.wave-play-button{width:42px;height:42px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-weight:800;cursor:pointer;display:grid;place-items:center;font-size:16px}.wave-play-button:disabled{opacity:.45;cursor:not-allowed}.wave-jump-button{height:36px;border:1px solid var(--line);background:#fff;border-radius:9px;padding:0 10px;font-weight:750;color:#40516b;cursor:pointer}.wave-jump-button:disabled{opacity:.45;cursor:not-allowed}.wave-time-display{display:flex;gap:5px;align-items:center;font-variant-numeric:tabular-nums;min-width:105px}.wave-transport-hint{margin-left:auto}.audio-editor>audio[hidden]{display:none!important}
.slide-studio-top{align-items:flex-start}.slide-studio-note{display:flex;gap:14px;align-items:flex-start;background:#fff8e8;border:1px solid #f3d797;border-radius:14px;padding:14px 16px;margin-bottom:20px}.slide-studio-note strong{white-space:nowrap}.slide-studio-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}.slide-workspace-panel{min-width:0}.slide-inspector-panel{position:sticky;top:94px}.slide-toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.file-button{position:relative;cursor:pointer}.slide-stage-wrap{background:#dfe4eb;border:1px solid #cfd6e1;border-radius:16px;padding:18px;overflow:auto}.slide-stage{position:relative;width:100%;aspect-ratio:16/9;background:#fff center/contain no-repeat;overflow:hidden;box-shadow:0 8px 24px rgba(23,32,51,.15);touch-action:none;user-select:none}.slide-edit-layer{position:absolute;display:flex;align-items:center;padding:6px;overflow:hidden;cursor:move;box-sizing:border-box;outline:1px dashed transparent;transition:opacity .22s,transform .22s}.slide-edit-layer.is-selected{outline:2px solid var(--accent);box-shadow:0 0 0 2px rgba(23,92,211,.12)}.slide-edit-layer img{width:100%;height:100%;display:block;pointer-events:none}.slide-resize-handle{position:absolute;right:-1px;bottom:-1px;width:16px;height:16px;border-radius:5px 0 0 0;background:var(--accent);cursor:nwse-resize;display:none}.slide-edit-layer.is-selected .slide-resize-handle{display:block}.slide-layer-text{white-space:pre-wrap;line-height:1.15}.slide-layer-shape{padding:0}.slide-narration-transport{display:flex;align-items:center;gap:10px;margin-top:16px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.slide-time{display:flex;align-items:center;gap:5px;min-width:86px;font-variant-numeric:tabular-nums}.slide-time-track{height:8px;background:#dce4ef;border-radius:99px;flex:1;overflow:hidden;cursor:pointer}.slide-time-track span{display:block;height:100%;width:0;background:var(--accent)}.slide-timing-help{margin:8px 2px 0}.slide-no-narration{margin-top:16px;padding:12px 14px;border-radius:12px;background:var(--soft);display:flex;justify-content:space-between;gap:12px}.slide-no-narration a{color:var(--accent);font-weight:700}.compact-stack{gap:12px}.slide-inspector-panel hr{border:0;border-top:1px solid var(--line);margin:20px 0}.inspector-empty{padding:10px 0}.inspector-type-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.layer-order-actions{display:grid;grid-template-columns:1fr 1fr}.replace-background-button{margin-top:12px;width:100%}.danger-zone-small{padding-top:4px}.slide-save-row{border-top:1px solid var(--line);padding-top:16px}.anim-hidden{opacity:.16!important;filter:saturate(.3)}
.learner-native-slide-wrap{background:#eef1f5;padding:0;display:flex;justify-content:center}.learner-native-slide{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background-position:center;background-repeat:no-repeat}.learner-slide-layer{position:absolute;display:flex;align-items:center;padding:6px;overflow:hidden;box-sizing:border-box;line-height:1.15}.learner-slide-layer img{width:100%;height:100%;display:block}.learner-slide-shape{padding:0}.slide-awaiting{opacity:0!important;pointer-events:none}.slide-revealed{opacity:1}.slide-anim-appear{animation:effAppear .18s ease-out both}.slide-anim-fade{animation:effFade .55s ease-out both}.slide-anim-slide-up{animation:effSlideUp .55s ease-out both}.slide-anim-slide-left{animation:effSlideLeft .55s ease-out both}.slide-anim-zoom{animation:effZoom .45s ease-out both}.slide-anim-pulse{animation:effPulse .8s ease-out both}@keyframes effAppear{from{opacity:0}to{opacity:1}}@keyframes effFade{from{opacity:0}to{opacity:1}}@keyframes effSlideUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}@keyframes effSlideLeft{from{opacity:0;transform:translateX(-28px)}to{opacity:1;transform:none}}@keyframes effZoom{from{opacity:0;transform:scale(.84)}to{opacity:1;transform:scale(1)}}@keyframes effPulse{0%{opacity:0;transform:scale(.9)}45%{opacity:1;transform:scale(1.08)}100%{opacity:1;transform:scale(1)}}
@media(max-width:980px){.slide-studio-layout{grid-template-columns:1fr}.slide-inspector-panel{position:static}.slide-toolbar{align-items:flex-start;flex-direction:column}.slide-narration-transport{flex-wrap:wrap}.slide-time-track{min-width:180px}.wave-transport-hint{width:100%;margin-left:0}}@media(max-width:650px){.slide-stage-wrap{padding:8px}.slide-studio-note{flex-direction:column}.slide-studio-note strong{white-space:normal}.wave-transport{flex-wrap:wrap}.wave-transport-hint{width:100%}}

/* v0.6.0 — narration-driven animation timeline */
.animation-timeline{margin-top:16px;border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}.timeline-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;background:var(--soft);border-bottom:1px solid var(--line)}.timeline-transport,.timeline-zoom{display:flex;align-items:center;gap:9px}.timeline-scroll{overflow-x:auto;overflow-y:hidden;max-width:100%;background:#fff}.timeline-content{--timeline-width:640px;min-width:calc(150px + var(--timeline-width));position:relative}.timeline-row{display:grid;grid-template-columns:150px var(--timeline-width);min-height:44px;border-bottom:1px solid #edf0f4}.timeline-label{position:sticky;left:0;z-index:7;background:#fff;border:0;border-right:1px solid var(--line);padding:8px 12px;text-align:left;display:flex;flex-direction:column;justify-content:center;min-width:0;color:var(--text)}button.timeline-label{cursor:pointer;width:150px}.timeline-layer-label strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.timeline-layer-label span{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.timeline-object-row.is-selected .timeline-label{background:#eef5ff}.timeline-lane{position:relative;box-sizing:border-box;background-image:linear-gradient(to right,rgba(23,32,51,.045) 1px,transparent 1px);background-size:90px 100%}.timeline-wave-lane{height:68px;background:#f7f9fc;cursor:pointer}.timeline-wave-lane canvas{display:block;position:absolute;inset:0;height:68px}.timeline-audio-row{min-height:68px}.timeline-audio-row .timeline-label{background:#f7f9fc}.timeline-ruler-row{min-height:30px;height:30px}.timeline-ruler-row .timeline-label{background:#fafbfc}.timeline-ruler{height:30px;background:#fafbfc;cursor:pointer}.timeline-tick{position:absolute;top:0;height:100%;border-left:1px solid #cfd7e4}.timeline-tick i{display:block;width:1px;height:7px;background:#8d99aa}.timeline-tick b{position:absolute;top:10px;left:4px;font-size:10px;font-weight:600;color:#657083;white-space:nowrap;font-variant-numeric:tabular-nums}.timeline-object-lane{height:44px;cursor:pointer;background-color:#fff}.timeline-object-row.is-selected .timeline-object-lane{background-color:#f8fbff}.timeline-playhead-line{position:absolute;top:0;bottom:0;width:2px;background:#b42318;z-index:5;pointer-events:none;box-shadow:0 0 0 1px rgba(255,255,255,.7)}.timeline-cue{position:absolute;top:8px;width:15px;height:28px;border:0;border-radius:5px;background:var(--accent);z-index:6;cursor:ew-resize;box-shadow:0 2px 8px rgba(23,92,211,.24);padding:0}.timeline-cue span{position:absolute;left:5px;top:6px;width:5px;height:16px;border-left:1px solid rgba(255,255,255,.8);border-right:1px solid rgba(255,255,255,.8)}.timeline-cue b{position:absolute;left:20px;top:5px;background:#172033;color:#fff;border-radius:5px;padding:2px 5px;font-size:10px;font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums;pointer-events:none}.timeline-cue.is-selected{outline:3px solid rgba(23,92,211,.2)}.timeline-cue.is-dragging{cursor:grabbing;transform:scale(1.08)}.timeline-empty{padding:12px 14px;text-align:center;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}.timeline-empty[hidden]{display:none}.slide-timing-help strong{color:var(--text)}
@media(max-width:760px){.timeline-toolbar{align-items:flex-start;flex-direction:column}.timeline-transport{flex-wrap:wrap}.timeline-content{min-width:calc(120px + var(--timeline-width))}.timeline-row{grid-template-columns:120px var(--timeline-width)}.timeline-label,button.timeline-label{width:120px}.timeline-layer-label strong{font-size:11px}}
.slide-edit-layer.anim-hidden{opacity:0!important;pointer-events:none}.slide-edit-layer.anim-appear{animation:effAppear .18s ease-out both}.slide-edit-layer.anim-fade{animation:effFade .55s ease-out both}.slide-edit-layer.anim-slide-up{animation:effSlideUp .55s ease-out both}.slide-edit-layer.anim-slide-left{animation:effSlideLeft .55s ease-out both}.slide-edit-layer.anim-zoom{animation:effZoom .45s ease-out both}.slide-edit-layer.anim-pulse{animation:effPulse .8s ease-out both}

/* v0.7.0 — editable PowerPoint layers, richer text, bullet-by-bullet animation */
.pptx-import-panel{margin-bottom:22px}.pptx-import-panel summary{cursor:pointer;display:flex;justify-content:space-between;gap:14px;align-items:center;list-style:none}.pptx-import-panel summary::-webkit-details-marker{display:none}.pptx-import-panel summary:after{content:'▾';font-weight:800;color:var(--accent)}.pptx-import-panel[open] summary:after{content:'▴'}.pptx-import-body{border-top:1px solid var(--line);margin-top:14px;padding-top:16px}.pptx-import-options{display:flex;gap:18px;flex-wrap:wrap;margin:12px 0 16px}.slide-native-list,.learner-native-list{margin:0;padding-left:1.35em;width:100%;box-sizing:border-box}.slide-native-list li,.learner-native-list li{margin:.14em 0;padding-left:.15em}.slide-native-paragraph,.learner-native-paragraph{white-space:pre-wrap;width:100%}.bullet-timing-editor{border:1px solid var(--line);border-radius:12px;background:var(--soft);padding:10px}.bullet-timing-title{margin-bottom:6px}.bullet-timing-row{display:grid;grid-template-columns:minmax(0,1fr) 82px auto;gap:7px;align-items:center;padding:6px;border-radius:9px}.bullet-timing-row.is-selected{background:#eaf3ff}.bullet-timing-label{border:0;background:transparent;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text);cursor:pointer;padding:4px;font:inherit;font-size:12px}.bullet-timing-row input{min-width:0}.timeline-bullet-row{min-height:38px}.timeline-bullet-row .timeline-label{padding-left:20px;background:#fbfcfe}.timeline-bullet-row .timeline-object-lane{height:38px;background-color:#fbfcfe}.timeline-bullet-row .timeline-cue{top:5px}.timeline-bullet-row .timeline-layer-label strong{font-weight:600;color:#48556a}.slide-edit-layer .anim-hidden{opacity:0!important}.slide-native-list li.anim-hidden{opacity:0!important}.slide-native-list li.anim-fade{animation:effFade .55s ease-out both}.slide-native-list li.anim-slide-up{animation:effSlideUp .55s ease-out both}.slide-native-list li.anim-slide-left{animation:effSlideLeft .55s ease-out both}.slide-native-list li.anim-zoom{animation:effZoom .45s ease-out both}.slide-native-list li.anim-pulse{animation:effPulse .8s ease-out both}.slide-native-list li.anim-appear{animation:effAppear .18s ease-out both}.learner-native-list li{transition:opacity .2s,transform .2s}.learner-native-list li.slide-awaiting{opacity:0!important}
@media(max-width:760px){.pptx-import-panel summary{align-items:flex-start;flex-direction:column}.bullet-timing-row{grid-template-columns:1fr 78px}.bullet-timing-row .btn{grid-column:1/-1}.pptx-import-options{flex-direction:column;gap:8px}}

/* v0.8.0 — direct PowerPoint lesson import */
.powerpoint-import-note{display:grid;gap:.25rem;padding:.8rem .9rem;border:1px solid #d9e2f0;border-radius:12px;background:#f7f9fc;font-size:.88rem;line-height:1.45}.powerpoint-import-note strong{color:#172033}.powerpoint-import-note span{color:#5f6b7a}.legacy-import-details{border-top:1px solid #e5eaf2;padding-top:.7rem}.legacy-import-details>summary{cursor:pointer;font-weight:650;color:#445269}.legacy-import-body{padding-top:.75rem;display:grid;gap:.8rem}.editable-slide-icon{font-size:2rem}

/* v0.8.1 — responsive PowerPoint text sizing and auto-fit */
.slide-stage,.learner-native-slide{container-type:inline-size}.slide-layer-text,.learner-slide-text{min-width:0;min-height:0}.slide-layer-text[data-effective-font-size]:after{content:''}.pptx-source-panel+.pptx-import-panel{margin-top:14px}#autoFitHelp{margin-top:-6px}

/* v0.9.0 — persistent course navigation, in-app confirmations, direct narration upload */
.header-brand-wrap{display:flex;align-items:center;gap:10px}.sidebar-toggle{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:19px;cursor:pointer}.admin-shell{display:grid;grid-template-columns:258px minmax(0,1fr);min-height:calc(100vh - 70px)}.admin-main{width:100%;max-width:none;margin:0;padding:34px clamp(20px,3vw,48px) 70px}.admin-sidebar{background:#fff;border-right:1px solid var(--line);min-height:calc(100vh - 70px);position:sticky;top:70px;height:calc(100vh - 70px);overflow:auto;z-index:16}.admin-sidebar-inner{padding:22px 14px 32px}.sidebar-label{text-transform:uppercase;letter-spacing:.1em;font-size:10px;font-weight:850;color:#8993a4;padding:0 10px 8px}.sidebar-course-label{margin-top:22px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:10px;text-decoration:none;color:#526174;font-weight:700;font-size:14px}.sidebar-link:hover,.sidebar-link.active{background:#eef5ff;color:var(--accent)}.sidebar-icon{width:20px;text-align:center;font-size:16px}.sidebar-course-tree{display:grid;gap:5px}.sidebar-chapter{border-radius:10px}.sidebar-chapter>summary{list-style:none;cursor:pointer;padding:9px 10px;display:flex;justify-content:space-between;align-items:center;gap:8px;color:#35445b;font-size:13px;font-weight:800;border-radius:9px}.sidebar-chapter>summary::-webkit-details-marker{display:none}.sidebar-chapter>summary:hover{background:#f5f7fa}.sidebar-chevron{transition:transform .16s;color:#8b96a7}.sidebar-chapter[open] .sidebar-chevron{transform:rotate(90deg)}.sidebar-lessons{display:grid;gap:2px;padding:2px 4px 7px 12px;border-left:1px solid #e7ebf1;margin-left:15px}.sidebar-lesson,.sidebar-manage-link,.sidebar-add{display:block;text-decoration:none;border-radius:8px;padding:7px 9px;font-size:12px;line-height:1.3;color:#667286;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-lesson:hover,.sidebar-lesson.active{background:#eef5ff;color:var(--accent);font-weight:750}.sidebar-manage-link{font-weight:750;color:#43526a}.sidebar-add{color:var(--accent);font-weight:750}.sidebar-add-chapter{margin:10px 8px 0}.admin-sidebar-backdrop{display:none}.admin-body .flash{max-width:none;margin:16px 30px 0 288px}.admin-body .site-footer{margin-left:258px}
.eff-modal-wrap{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;opacity:0;transition:opacity .12s ease}.eff-modal-wrap[hidden]{display:none}.eff-modal-wrap.is-open{opacity:1}.eff-modal-backdrop{position:absolute;inset:0;background:rgba(18,27,42,.46);backdrop-filter:blur(2px)}.eff-modal{position:relative;width:min(470px,100%);background:#fff;border-radius:18px;border:1px solid var(--line);box-shadow:0 24px 80px rgba(10,20,35,.24);padding:24px;display:grid;grid-template-columns:44px 1fr;gap:14px}.eff-modal-icon{width:42px;height:42px;border-radius:50%;background:#fef3f2;color:var(--danger);display:grid;place-items:center;font-weight:900;font-size:21px}.eff-modal-copy h3{margin:2px 0 7px}.eff-modal-copy p{margin:0;color:var(--muted)}.eff-modal-actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:9px;padding-top:8px}.narration-upload-box{border:1px dashed #b9c7db;border-radius:14px;padding:14px;background:#f8fbff;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.narration-upload-box input[type=file]{max-width:420px}.audio-source-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.bulk-narration-tool .tool-popover{min-width:min(620px,calc(100vw - 40px))}.narration-match-help{padding:10px 12px;border-radius:10px;background:#f7f9fc;border:1px solid var(--line)}
@media(max-width:900px){.sidebar-toggle{display:grid;place-items:center}.admin-shell{display:block}.admin-sidebar{position:fixed;left:0;top:70px;bottom:0;width:min(300px,86vw);height:auto;transform:translateX(-102%);transition:transform .18s ease;box-shadow:12px 0 35px rgba(22,32,51,.14)}.sidebar-open .admin-sidebar{transform:translateX(0)}.admin-sidebar-backdrop{position:fixed;inset:70px 0 0;background:rgba(18,27,42,.34);z-index:15}.sidebar-open .admin-sidebar-backdrop{display:block}.admin-main{padding:26px 16px 54px}.admin-body .flash{margin:14px 16px 0}.admin-body .site-footer{margin-left:0}.site-header nav{gap:12px}.site-header nav a{font-size:13px}}
@media(max-width:620px){.site-header nav a:first-child{display:none}.eff-modal{grid-template-columns:1fr}.eff-modal-icon{display:none}.narration-upload-box{align-items:stretch}.narration-upload-box input[type=file]{max-width:none}.audio-source-actions{width:100%}.audio-source-actions .btn{flex:1}}
.flash.warning{background:#fffaeb;color:#7a2e0e}


/* v0.9.1 — real editable-slide thumbnails in lesson sequence */
.screen-preview-link{position:relative;text-decoration:none;color:inherit;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.screen-preview-link:hover{border-color:#9bb8e8;box-shadow:0 0 0 3px rgba(37,99,235,.08);transform:translateY(-1px)}.native-slide-thumb{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background-position:center;background-repeat:no-repeat;container-type:inline-size;pointer-events:none}.native-thumb-layer{position:absolute;box-sizing:border-box;overflow:hidden;display:flex;padding:.42cqw}.native-thumb-text{min-width:0;min-height:0}.native-thumb-text>div{width:100%;white-space:pre-wrap;overflow:hidden}.native-thumb-text ul,.native-thumb-text ol{width:100%;margin:0;padding-left:1.25em;overflow:hidden}.native-thumb-text li{margin:0;padding:0}.native-thumb-image{padding:0}.native-thumb-image img{display:block;width:100%;height:100%}.native-thumb-shape{padding:0}.screen-preview:has(.native-slide-thumb){background:#fff}.editable-slide-icon{display:none}

/* v0.9.2 — faster screen navigation and no-refresh reordering */
.slide-screen-nav{position:sticky;top:74px;z-index:12;display:grid;grid-template-columns:minmax(126px,auto) 1fr minmax(126px,auto);align-items:center;gap:12px;margin:10px 0 18px;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.96);box-shadow:0 8px 22px rgba(22,32,51,.07);backdrop-filter:blur(8px)}
.slide-screen-position{text-align:center;min-width:0}.slide-screen-position strong,.slide-screen-position span{display:block}.slide-screen-position span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.slide-nav-button{justify-content:center;white-space:nowrap}.slide-nav-button.disabled{opacity:.42;pointer-events:none}.slide-nav-button.is-busy{opacity:.55;pointer-events:none}.screen-card{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.screen-card.just-moved{border-color:#8bb3ef;box-shadow:0 0 0 3px rgba(37,99,235,.09),0 10px 24px rgba(22,32,51,.08)}.reorder-controls.is-moving{opacity:.55}.reorder-controls.is-moving .icon-btn{cursor:progress}
@media(max-width:700px){.slide-screen-nav{top:68px;grid-template-columns:1fr 1fr}.slide-screen-position{grid-column:1/-1;grid-row:1}.slide-screen-nav .slide-nav-button:first-child{grid-column:1}.slide-screen-nav .slide-nav-button:last-child{grid-column:2}.slide-screen-position span{display:none}}


/* v0.9.3 — keep Slide Studio and learner preview geometry in sync */
.slide-stage .slide-edit-layer,
.learner-native-slide .learner-slide-layer{
  /* The previous fixed 6px padding did not scale with the 16:9 canvas.
     On narrower learner previews it consumed too much of shallow PPTX text boxes. */
  padding:clamp(1px,.46875cqw,6px);
}
.slide-stage .slide-layer-shape,
.learner-native-slide .learner-slide-shape{padding:0}
.slide-stage .slide-edit-layer img,
.learner-native-slide .learner-slide-layer img{min-width:0;min-height:0}
.learner-slide-text>.learner-native-paragraph,
.learner-slide-text>.learner-native-list{min-width:0;min-height:0;max-width:100%}
/* Do not cap the inner paragraph/list height. The parent slide layer is the clipping box;
   leaving the inner content at its natural height lets the preview autofitter detect dense
   multi-line PowerPoint content accurately. */

/* v0.9.7 — readable responsive slide preview */
.learner-native-slide-wrap{display:block;background:#eef1f5;overflow:hidden}
.learner-slide-viewbar{display:flex;justify-content:flex-end;align-items:center;gap:6px;padding:7px 9px;background:#f8fafc;border-bottom:1px solid var(--line)}
.learner-view-btn{appearance:none;border:1px solid #d7deea;background:#fff;color:#526174;border-radius:8px;padding:6px 9px;font:inherit;font-size:12px;font-weight:750;line-height:1;cursor:pointer}
.learner-view-btn:hover{border-color:#9bb8e8;color:var(--accent)}
.learner-view-btn.is-active{background:#eaf3ff;border-color:#9bb8e8;color:var(--accent)}
.learner-slide-scroll{width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scrollbar-gutter:stable}
.learner-slide-scroll .learner-native-slide{width:100%;max-width:none;margin:0 auto;flex:0 0 auto}
.learner-native-slide-wrap.view-readable .learner-native-slide{width:max(100%,760px)}
.learner-native-slide-wrap.view-fit .learner-native-slide{width:100%}
.learner-native-slide-wrap:fullscreen{background:#111827;padding:0;display:flex;flex-direction:column}
.learner-native-slide-wrap:fullscreen .learner-slide-viewbar{background:#111827;border-color:#253047}
.learner-native-slide-wrap:fullscreen .learner-slide-scroll{flex:1;display:flex;align-items:center}
.learner-native-slide-wrap:fullscreen .learner-native-slide{width:min(100vw,calc(100vh * 16 / 9));margin:auto}
.learner-native-slide-wrap:fullscreen .learner-view-btn{background:#1f2937;border-color:#3b4659;color:#fff}
.learner-native-slide-wrap:fullscreen .learner-view-btn.is-active{background:#244b7f;border-color:#5f8fc8}
@media(max-width:1080px){.lesson-shell{grid-template-columns:1fr}.lesson-nav{position:static;display:flex;gap:6px;overflow-x:auto;padding:10px}.lesson-nav>strong,.lesson-nav .nav-chapter{display:none}.lesson-nav a{flex:0 0 auto;white-space:nowrap;border:1px solid var(--line);background:#fff}.lesson-content{width:100%}}
@media(max-width:760px){.learner-slide-viewbar{justify-content:flex-start;overflow-x:auto}.learner-view-btn{white-space:nowrap}.learner-native-slide-wrap.view-readable .learner-slide-scroll:after{content:'Scroll horizontally to view the full slide';display:block;position:sticky;left:0;width:max-content;margin:4px 8px 7px;padding:4px 7px;border-radius:7px;background:rgba(23,32,51,.76);color:#fff;font-size:10px;pointer-events:none}}

/* v0.9.9 — live microphone level monitor */
.mic-monitor{margin:10px 0 14px;padding:11px 13px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}.mic-monitor.compact{margin-top:8px}.mic-monitor-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}.mic-monitor-head strong{font-size:13px}.mic-monitor-head .muted{margin-left:auto}.mic-dot{width:9px;height:9px;border-radius:50%;background:#98a2b3;box-shadow:0 0 0 4px rgba(152,162,179,.12)}.mic-dot.is-active{background:#12b76a;box-shadow:0 0 0 4px rgba(18,183,106,.13)}.mic-dot.is-warning{background:#f79009;box-shadow:0 0 0 4px rgba(247,144,9,.14)}.mic-meter{position:relative;height:12px;overflow:hidden;border-radius:999px;background:#e7ebf1;border:1px solid #d9e0e9}.mic-meter>span{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,#12b76a 0%,#12b76a 62%,#f79009 82%,#d92d20 100%);transition:width .08s linear}.mic-monitor:has(.mic-dot.is-warning){border-color:#fedf89;background:#fffaeb}
@media(max-width:760px){.mic-monitor-head .muted{width:100%;margin-left:17px}}

/* v0.10.0 — timeline duration bars */
.timeline-clip{position:absolute;top:7px;height:30px;min-width:10px;border-radius:7px;background:linear-gradient(90deg,var(--accent),#4f83df);z-index:6;cursor:grab;box-shadow:0 2px 8px rgba(23,92,211,.20);display:flex;align-items:center;overflow:visible;touch-action:none}.timeline-clip.is-selected{outline:3px solid rgba(23,92,211,.20)}.timeline-clip.is-dragging{cursor:grabbing;filter:brightness(.97)}.timeline-clip.is-open-end{border-top-right-radius:2px;border-bottom-right-radius:2px}.timeline-clip.is-open-end:after{content:'';position:absolute;right:-1px;top:4px;bottom:4px;border-right:2px dashed rgba(255,255,255,.9)}.timeline-clip-body{display:block;flex:1;min-width:0;color:#fff;font-size:10px;font-weight:800;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none;padding:0 10px}.timeline-clip-handle{position:absolute;top:0;width:9px;height:100%;z-index:2;cursor:ew-resize}.timeline-clip-handle.start{left:-2px;border-left:3px solid rgba(255,255,255,.9);border-radius:7px 0 0 7px}.timeline-clip-handle.end{right:-2px;border-right:3px solid rgba(255,255,255,.9);border-radius:0 7px 7px 0}.timeline-clip:hover .timeline-clip-handle,.timeline-clip.is-selected .timeline-clip-handle{background:rgba(255,255,255,.10)}.timeline-bullet-row .timeline-clip{top:4px;height:30px}.slide-studio-layout input#elementEnd::placeholder{color:#8792a4}.keyboard-delete-hint{font-size:11px;color:var(--muted)}

/* v0.10.1 — reliable object deletion, PowerPoint preview preservation, full-duration timeline bars */
.slide-stage:focus{outline:2px solid rgba(23,92,211,.18);outline-offset:3px}
.timeline-object-lane{overflow:hidden}
.timeline-clip.is-open-end{right:0!important;width:auto!important;min-width:14px}
.timeline-clip.is-open-end .timeline-clip-body{text-align:left;padding-left:12px}
#deleteElement:not(:disabled){font-weight:800}

/* v0.10.2 — collapsible admin navigation + editor history */
@media(min-width:901px){
  .sidebar-toggle{display:grid;place-items:center}
  .admin-shell{transition:grid-template-columns .18s ease}
  .admin-sidebar{width:258px;transition:width .18s ease,opacity .14s ease,border-color .18s ease}
  .sidebar-collapsed .admin-shell{grid-template-columns:0 minmax(0,1fr)}
  .sidebar-collapsed .admin-sidebar{width:0;opacity:0;border-right-color:transparent;overflow:hidden;pointer-events:none}
  .sidebar-collapsed.admin-body .flash{margin-left:30px}
  .sidebar-collapsed.admin-body .site-footer{margin-left:0}
}
.sidebar-toggle{display:grid;place-items:center;flex:0 0 38px}
.slide-edit-history-actions .btn:disabled{opacity:.42}
@media(max-width:650px){.slide-edit-history-actions{width:100%}.slide-edit-history-actions .btn{flex:1 1 auto}}

/* v0.10.3 basic graphics palette and vector layers */
.graphic-picker{position:relative;display:inline-block}.graphic-picker>summary{list-style:none;cursor:pointer}.graphic-picker>summary::-webkit-details-marker{display:none}.graphic-picker-menu{position:absolute;z-index:80;top:calc(100% + 7px);left:0;min-width:190px;padding:7px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px rgba(18,38,68,.16);display:grid;gap:3px}.graphic-picker-menu button{border:0;background:transparent;border-radius:8px;padding:9px 10px;text-align:left;font:inherit;color:var(--text);cursor:pointer}.graphic-picker-menu button:hover,.graphic-picker-menu button:focus{background:var(--soft);outline:none}.slide-shape-svg,.learner-shape-svg,.native-thumb-shape svg{display:block;width:100%;height:100%;overflow:visible;pointer-events:none}.slide-layer-shape{overflow:visible}.learner-slide-shape{overflow:visible}.native-thumb-shape{overflow:visible}.native-thumb-shape svg{position:absolute;inset:0}.slide-edit-layer.slide-layer-shape .slide-resize-handle{z-index:3}

/* v0.10.6 — Jeune Espoir-style admin sidebar + visible version */
:root{--sidebar-bg:#0b303a;--sidebar-bg-deep:#082832;--sidebar-panel:#143d47;--sidebar-active:#1d4b57;--sidebar-text:#e7f0f1;--sidebar-muted:#8fb1b7;--sidebar-accent:#9bd0bf}
.admin-sidebar{background:linear-gradient(180deg,var(--sidebar-bg) 0%,var(--sidebar-bg-deep) 100%);border-right-color:#173f48;color:var(--sidebar-text)}
.admin-sidebar-inner{min-height:100%;padding:20px 14px 24px;display:flex;flex-direction:column;gap:22px}
.sidebar-main{min-width:0}.sidebar-bottom{margin-top:auto;display:grid;gap:4px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08)}
.admin-sidebar .sidebar-label{color:var(--sidebar-muted);padding-left:11px}
.admin-sidebar .sidebar-link{color:#c8dcdf}
.admin-sidebar .sidebar-link:hover{background:rgba(255,255,255,.07);color:#fff}
.admin-sidebar .sidebar-link.active{background:var(--sidebar-active);color:#fff;box-shadow:inset 3px 0 0 var(--sidebar-accent)}
.admin-sidebar .sidebar-icon{color:#93bdc2}
.admin-sidebar .sidebar-course-label{margin-top:20px}
.admin-sidebar .sidebar-chapter>summary{color:#d9e8ea}
.admin-sidebar .sidebar-chapter>summary:hover{background:rgba(255,255,255,.055)}
.admin-sidebar .sidebar-chevron{color:#8eb1b6}
.admin-sidebar .sidebar-lessons{border-left-color:rgba(255,255,255,.13)}
.admin-sidebar .sidebar-lesson,.admin-sidebar .sidebar-manage-link,.admin-sidebar .sidebar-add{color:#a9c3c7}
.admin-sidebar .sidebar-lesson:hover,.admin-sidebar .sidebar-lesson.active{background:rgba(155,208,191,.12);color:#fff}
.admin-sidebar .sidebar-lesson.active{box-shadow:inset 2px 0 0 var(--sidebar-accent);font-weight:800}
.admin-sidebar .sidebar-manage-link{color:#d1e0e2}
.admin-sidebar .sidebar-add{color:#9bd0bf}
.admin-sidebar .sidebar-add:hover{background:rgba(155,208,191,.10);color:#c8efe3}
.sidebar-version-card{margin:10px 5px 8px;padding:13px 14px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:linear-gradient(145deg,rgba(255,255,255,.06),rgba(255,255,255,.025));box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
.sidebar-version-card span,.sidebar-version-card strong,.sidebar-version-card small{display:block}.sidebar-version-card span{color:#8fb1b7;font-size:10px;text-transform:uppercase;letter-spacing:.11em;font-weight:850}.sidebar-version-card strong{margin-top:2px;color:#fff;font-size:17px;line-height:1.2}.sidebar-version-card small{margin-top:3px;color:#9cb8bc;font-size:10px}
.admin-sidebar .sidebar-signout{margin-top:3px;color:#bed1d4}
@media(max-width:900px){.admin-sidebar{background:linear-gradient(180deg,var(--sidebar-bg) 0%,var(--sidebar-bg-deep) 100%)}.admin-sidebar-inner{min-height:100%}}

/* v0.11.0 — blue admin navigation, safe PowerPoint source names, richer quiz engine */
:root{--sidebar-bg:#0d2f57;--sidebar-bg-deep:#082442;--sidebar-panel:#173f6d;--sidebar-active:#1e4f84;--sidebar-text:#eef5ff;--sidebar-muted:#9fb7d2;--sidebar-accent:#7db5ff}
.admin-sidebar{background:linear-gradient(180deg,var(--sidebar-bg) 0%,var(--sidebar-bg-deep) 100%);border-right-color:#173f6d;color:var(--sidebar-text)}
.admin-sidebar .sidebar-link{color:#d6e4f5}.admin-sidebar .sidebar-link.active{background:var(--sidebar-active);box-shadow:inset 3px 0 0 var(--sidebar-accent)}.admin-sidebar .sidebar-icon{color:#9fc6ef}.admin-sidebar .sidebar-chapter>summary{color:#e1ecf8}.admin-sidebar .sidebar-lessons{border-left-color:rgba(255,255,255,.15)}.admin-sidebar .sidebar-lesson,.admin-sidebar .sidebar-manage-link,.admin-sidebar .sidebar-add{color:#b7cbe1}.admin-sidebar .sidebar-lesson:hover,.admin-sidebar .sidebar-lesson.active{background:rgba(125,181,255,.14);color:#fff}.admin-sidebar .sidebar-lesson.active{box-shadow:inset 2px 0 0 var(--sidebar-accent)}.admin-sidebar .sidebar-add{color:#9fcaff}.admin-sidebar .sidebar-add:hover{background:rgba(125,181,255,.12);color:#fff}.sidebar-version-card span{color:#9fb7d2}.sidebar-version-card small{color:#aabed4}.admin-sidebar .sidebar-signout{color:#d0deed}
.pptx-source-panel{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;min-width:0}.pptx-source-panel>div{min-width:0;flex:1 1 auto}.pptx-source-panel strong{display:block;max-width:100%;overflow-wrap:anywhere;word-break:break-word;line-height:1.25}.pptx-source-panel .btn{flex:0 0 auto}@media(max-width:720px){.pptx-source-panel{display:grid}.pptx-source-panel .btn{justify-self:start}}

.quiz-builder-panel{overflow:hidden}.quiz-builder-subhead{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding-bottom:8px;border-bottom:1px solid var(--line)}.quiz-type-panel{display:grid;gap:14px;padding:16px;border:1px solid var(--line);border-radius:14px;background:#fafcff}.quiz-type-panel[hidden]{display:none!important}.quiz-choice-builder{display:grid;gap:9px}.quiz-choice-row{display:grid;grid-template-columns:34px minmax(0,1fr) 94px;gap:9px;align-items:center}.choice-letter{width:30px;height:30px;border-radius:9px;background:#edf4ff;color:var(--accent);display:grid;place-items:center;font-weight:850}.quiz-choice-row label{display:flex;align-items:center;gap:5px;font-size:12px;font-weight:700}.quiz-choice-row input[type=radio],.quiz-choice-row input[type=checkbox]{width:auto}.choice-correct-check[hidden],.choice-correct-radio[hidden]{display:none!important}.matching-builder{display:grid;gap:9px}.matching-row{display:grid;grid-template-columns:minmax(0,1fr) 26px minmax(0,1fr);gap:9px;align-items:center}.matching-row>span{text-align:center;color:var(--muted);font-weight:800}.quiz-save-box{display:flex;align-items:end;justify-content:flex-end}.quiz-save-box .btn{min-width:150px}.quiz-question-list{display:grid;gap:14px}.quiz-admin-card{margin:0}.quiz-admin-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.quiz-admin-head>div:first-child{display:grid;gap:7px}.quiz-admin-head .badge{width:max-content}.quiz-linked-screen{margin-top:10px;padding:8px 10px;border-radius:9px;background:#f2f6fc;color:#526174;font-size:12px}.matching-summary{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.matching-summary span{padding:6px 9px;border-radius:8px;background:#f4f6f9;font-size:12px}

.quiz-screen-visual{position:relative;width:100%;aspect-ratio:16/9;border:1px solid #dfe5ed;border-radius:12px;background:#eef1f5;overflow:hidden;container-type:inline-size}.quiz-screen-visual>img{width:100%;height:100%;object-fit:contain;display:block}.quiz-native-slide{position:absolute;inset:0;overflow:hidden;background-position:center;background-repeat:no-repeat}.quiz-native-layer{position:absolute;box-sizing:border-box;overflow:hidden;display:flex;align-items:flex-start;padding:.45cqw}.quiz-native-text{font-size:calc(var(--qfs) * .078cqw);white-space:pre-wrap}.quiz-native-text[style*="--qfu:pt"]{font-size:calc(var(--qfs) * .104cqw)}.quiz-native-paragraph{width:100%}.quiz-native-list{margin:.1em 0;padding-left:1.25em;width:100%}.quiz-native-list li{margin:.08em 0}.quiz-native-image{padding:0}.quiz-native-image img{width:100%;height:100%;display:block}.quiz-native-shape{padding:0;overflow:visible}.quiz-shape-svg{display:block;width:100%;height:100%;overflow:visible}.quiz-builder-screen{border-radius:10px}.hotspot-editor{max-width:760px}.hotspot-editor-canvas{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#e9edf3;cursor:crosshair;touch-action:none}.hotspot-editor-canvas #hotspotVisual,.hotspot-editor-canvas .quiz-screen-visual{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:0;pointer-events:none}.hotspot-selection{position:absolute;display:none;border:3px solid #f04438;background:rgba(240,68,56,.16);box-shadow:0 0 0 1px rgba(255,255,255,.9) inset;pointer-events:none}.hotspot-empty{display:grid;place-items:center;height:100%;color:var(--muted);background:#f6f8fb}.quiz-page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.quiz-count-badge{padding:7px 11px;border-radius:999px;background:#eaf3ff;color:var(--accent);font-weight:800;font-size:12px}.quiz-live-question{padding:26px;margin:20px 0;transition:box-shadow .2s,border-color .2s}.quiz-live-question h2{font-size:22px;margin:5px 0 18px;line-height:1.3}.quiz-question-number{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--accent);font-weight:850}.quiz-options{display:grid;gap:10px}.quiz-option{display:flex!important;grid-template-columns:none!important;align-items:flex-start!important;gap:10px!important;margin:0!important;padding:12px 13px;border:1px solid var(--line);border-radius:11px;background:#fff;font-weight:600!important;cursor:pointer}.quiz-option:hover{border-color:#a9c4ed;background:#f9fbff}.quiz-option input{width:auto!important;margin:4px 0 0!important}.quiz-question-visual,.quiz-source-review{max-width:760px;margin:12px 0 18px}.matching-learner{display:grid;gap:11px}.matching-learner-row{display:grid!important;grid-template-columns:minmax(150px,.8fr) minmax(190px,1.2fr);align-items:center!important;gap:14px!important;padding:11px 12px;border:1px solid var(--line);border-radius:11px;background:#fff;font-weight:650!important}.short-answer-field{max-width:600px}.short-answer-field span{font-size:12px;color:var(--muted)}.quiz-submit-row{display:flex;justify-content:flex-end;margin:24px 0 36px}.quiz-submit-row .btn{min-width:180px}.quiz-result-panel{text-align:center}.quiz-feedback{font-weight:800}.quiz-feedback.correct{color:var(--good)}.quiz-feedback.incorrect{color:var(--danger)}.learner-hotspot{position:relative;max-width:760px;margin:12px 0 5px;cursor:crosshair}.learner-hotspot .quiz-screen-visual{pointer-events:none}.learner-hotspot-marker{position:absolute;width:18px;height:18px;border-radius:50%;background:#175cd3;border:3px solid #fff;box-shadow:0 0 0 2px #175cd3;transform:translate(-50%,-50%);pointer-events:none}.learner-hotspot-marker[hidden]{display:none}.hotspot-learner-help{margin-top:5px}.quiz-needs-answer{border-color:#f79009!important;box-shadow:0 0 0 3px rgba(247,144,9,.12)}
@media(max-width:720px){.quiz-choice-row{grid-template-columns:30px minmax(0,1fr)}.quiz-choice-row label{grid-column:2}.matching-learner-row{grid-template-columns:1fr}.quiz-admin-head{display:grid}.quiz-admin-head .actions{justify-content:flex-start}.quiz-page-head{align-items:flex-start}.quiz-count-badge{white-space:nowrap}}

/* v0.11.1 — learning quizzes as first-class lesson-sequence items */
.learning-quiz-btn{background:#7c3aed;color:#fff;border-color:#7c3aed}.learning-quiz-btn:hover{background:#6d28d9;border-color:#6d28d9;color:#fff}.learning-quiz-preview{background:linear-gradient(145deg,#f5f0ff,#ede9fe);border-color:#d8c7ff}.learning-quiz-icon{width:46px;height:46px;border-radius:14px;background:#7c3aed;color:#fff;display:grid;place-items:center;font-size:26px;font-weight:900;box-shadow:0 8px 20px rgba(124,58,237,.16)}.learning-quiz-badge{background:#f1eaff!important;color:#6d28d9!important;border-color:#ddccff!important}.learning-quiz-builder{max-width:980px}.content-learning_quiz{background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important}.learning-quiz-card{max-width:900px;margin:0 auto;padding:clamp(20px,4vw,34px);border:1px solid #ddd6fe;border-radius:20px;background:linear-gradient(180deg,#fff 0%,#faf8ff 100%);box-shadow:0 12px 34px rgba(76,29,149,.08)}.learning-quiz-card h2{margin:6px 0 8px;font-size:clamp(22px,3.2vw,32px);line-height:1.25}.learning-quiz-card .eyebrow{color:#7c3aed}.learning-quiz-actions{display:flex;gap:9px;align-items:center;margin-top:18px}.learning-quiz-feedback{margin-top:14px;padding:13px 15px;border-radius:12px;border:1px solid var(--line);background:#f8fafc}.learning-quiz-feedback.correct{background:#ecfdf3;border-color:#abefc6;color:#067647}.learning-quiz-feedback.incorrect{background:#fff4ed;border-color:#fed7aa;color:#b54708}.learning-quiz-feedback.needs-answer{background:#fffaeb;border-color:#fedf89;color:#b54708}.learning-quiz-feedback p{margin:5px 0 0;color:inherit}.learning-hotspot{max-width:760px}.learning-options{margin-top:15px}.screen-card:has(.learning-quiz-preview){border-color:#e7dcff}.end-quiz-card strong{font-size:17px}
@media(max-width:720px){.sequence-actions{align-items:stretch}.sequence-actions>.inline-form,.sequence-actions>.btn{width:100%}.sequence-actions>.inline-form .btn{width:100%}.learning-quiz-actions{align-items:stretch;flex-direction:column}.learning-quiz-actions .btn{width:100%}}

/* v0.11.2 — unified Add slide workflow, unmistakably blue navigation, compact version history */
:root{--sidebar-bg:#0b2f63;--sidebar-bg-deep:#071f45;--sidebar-panel:#123d78;--sidebar-active:#1d5aa6;--sidebar-text:#f1f6ff;--sidebar-muted:#9ebbe0;--sidebar-accent:#79b8ff}
.admin-sidebar{background:linear-gradient(180deg,#0b2f63 0%,#071f45 100%)!important;border-right-color:#164b8b!important;color:#f1f6ff!important}
.admin-sidebar .sidebar-link{color:#d9e8fb!important}.admin-sidebar .sidebar-link:hover{background:rgba(121,184,255,.12)!important;color:#fff!important}.admin-sidebar .sidebar-link.active{background:#1d5aa6!important;color:#fff!important;box-shadow:inset 3px 0 0 #8bc4ff!important}
.admin-sidebar .sidebar-icon{color:#a9cff7!important}.admin-sidebar .sidebar-label{color:#93b5dc!important}.admin-sidebar .sidebar-chapter>summary{color:#e5effb!important}.admin-sidebar .sidebar-chapter>summary:hover{background:rgba(255,255,255,.065)!important}.admin-sidebar .sidebar-chevron{color:#a4c3e6!important}.admin-sidebar .sidebar-lessons{border-left-color:rgba(255,255,255,.17)!important}.admin-sidebar .sidebar-lesson,.admin-sidebar .sidebar-manage-link{color:#bed2e9!important}.admin-sidebar .sidebar-lesson:hover,.admin-sidebar .sidebar-lesson.active{background:rgba(121,184,255,.16)!important;color:#fff!important}.admin-sidebar .sidebar-lesson.active{box-shadow:inset 2px 0 0 #8bc4ff!important}.admin-sidebar .sidebar-add{color:#91c5ff!important}.admin-sidebar .sidebar-add:hover{background:rgba(121,184,255,.13)!important;color:#fff!important}.admin-sidebar .sidebar-signout{color:#d4e4f5!important}
@media(max-width:900px){.admin-sidebar{background:linear-gradient(180deg,#0b2f63 0%,#071f45 100%)!important}}

.add-slide-choice>summary{min-width:116px}.add-slide-choice-panel{min-width:min(720px,calc(100vw - 40px));max-width:760px}.add-slide-choice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:8px}.add-slide-choice-card{min-width:0;border:1px solid var(--line);border-radius:15px;background:#fbfcff;padding:16px;display:grid;gap:10px;align-content:start}.add-slide-choice-card>strong{font-size:16px}.add-slide-choice-card>span{font-size:12px;color:var(--muted);line-height:1.45}.add-slide-choice-icon{width:38px;height:38px;border-radius:11px;background:#eaf3ff;color:var(--accent);display:grid;place-items:center;font-weight:900;font-size:17px}.add-slide-choice-card:first-child .add-slide-choice-icon{background:#175cd3;color:#fff}.compact-stack{gap:11px}.compact-stack label{font-size:12px}.compact-stack input{padding:9px 10px}.add-slide-choice-card .btn{justify-self:start}
@media(max-width:720px){.add-slide-choice-grid{grid-template-columns:1fr}.add-slide-choice-panel{min-width:min(94vw,620px)}}

.sidebar-version-history{margin:0 5px 8px;border:1px solid rgba(255,255,255,.10);border-radius:10px;overflow:hidden;background:rgba(255,255,255,.025)}.sidebar-version-history>summary{list-style:none;cursor:pointer;padding:9px 10px;color:#c8dbf0;font-size:11px;font-weight:750;display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-version-history>summary::-webkit-details-marker{display:none}.sidebar-version-history>summary span{transition:transform .15s}.sidebar-version-history[open]>summary span{transform:rotate(180deg)}.sidebar-version-history-list{padding:2px 9px 9px;display:grid;gap:4px}.sidebar-version-history-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 5px;border-top:1px solid rgba(255,255,255,.06);border-radius:6px;color:#e8f1fb;text-decoration:none}.sidebar-version-history-item:hover{background:rgba(125,181,255,.12);color:#fff}.sidebar-version-history-item>span{display:grid;gap:1px}.sidebar-version-history-item strong{font-size:11px}.sidebar-version-history-item small{font-size:9px;color:#91afd1}.sidebar-version-history-item em{font-size:9px;font-style:normal;color:#9bcbff;font-weight:800}.sidebar-history-all{font-size:10px;color:#9bcbff;text-decoration:none;padding:5px 4px}.sidebar-history-all:hover{color:#fff}
.update-history-panel{padding:0;overflow:hidden}.update-history-panel>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 24px}.update-history-panel>summary::-webkit-details-marker{display:none}.update-history-panel>summary span:first-child{display:grid;gap:2px}.update-history-panel>summary small{color:var(--muted);font-weight:500}.update-history-chevron{transition:transform .15s;color:var(--accent)}.update-history-panel[open] .update-history-chevron{transform:rotate(180deg)}.update-history-list{border-top:1px solid var(--line);display:grid}.update-history-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 24px;border-bottom:1px solid var(--line)}.update-history-row>div{display:flex;align-items:center;gap:8px}.update-history-row small{color:var(--muted);font-size:11px}.update-history-row.current{background:#f6f9ff}.update-history-note{padding:2px 24px 18px;margin:0}

/* v0.11.3 — restorable update history */
.restore-version-panel{border:1px solid #d7e4f4;background:linear-gradient(180deg,#fff,#f8fbff)}
.restore-version-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px}
.restore-version-heading h2{margin:3px 0 0}
.restore-safety-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0}
.restore-safety-grid>div{padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;display:grid;gap:4px}
.restore-safety-grid strong{font-size:13px;color:var(--ink)}
.restore-safety-grid span{font-size:12px;line-height:1.45;color:var(--muted)}
.warning-note{border-color:#ecd8ab;background:#fffaf0}
.small-btn{min-height:34px;padding:7px 11px;font-size:11px}
.update-history-version{display:flex;align-items:center;gap:8px}
.update-history-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;min-width:0}
.update-history-actions small{white-space:normal;text-align:right}
@media(max-width:700px){.restore-safety-grid{grid-template-columns:1fr}.update-history-row{align-items:flex-start}.update-history-actions{display:grid;justify-items:end}.restore-version-heading{align-items:center}}

/* v0.11.4 — immersive learner sidebar + waveform zoom */
.learner-lesson-page .container{max-width:none;padding:16px 18px 36px}
.learner-lesson-page .site-footer{display:none}
.immersive-lesson-shell{grid-template-columns:280px minmax(0,1fr);gap:18px;align-items:start;transition:grid-template-columns .18s ease,gap .18s ease}
.learner-course-sidebar{top:86px;max-height:calc(100vh - 104px);overflow:auto;padding:0;background:#fff;transition:opacity .16s ease,width .18s ease,padding .18s ease,border-color .18s ease}
.learner-sidebar-context{padding:18px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#f8fbff 0%,#fff 100%)}
.learner-sidebar-title{display:block;margin-top:6px;font-size:17px;line-height:1.25;color:var(--ink)}
.learner-sidebar-goal{margin:9px 0 0;color:var(--muted);font-size:12px;line-height:1.45}
.learner-sidebar-list{padding:14px}.learner-sidebar-list>strong{display:block;padding:0 9px 6px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.learner-sidebar-list .nav-chapter{margin-top:12px}.learner-sidebar-list a{font-size:13px;line-height:1.25}
.immersive-lesson-content{width:100%;min-width:0}
.learner-lesson-toolbar{position:sticky;top:76px;z-index:13;display:grid;grid-template-columns:42px auto minmax(120px,260px);align-items:center;gap:12px;margin:0 0 10px;padding:8px 10px;background:rgba(247,248,250,.94);border:1px solid var(--line);border-radius:12px;backdrop-filter:blur(8px)}
.learner-sidebar-toggle{appearance:none;width:36px;height:36px;border:1px solid #d6deea;border-radius:9px;background:#fff;color:#24456e;font:inherit;font-size:18px;font-weight:800;cursor:pointer;display:grid;place-items:center}
.learner-sidebar-toggle:hover{border-color:#9bb8e8;background:#f8fbff;color:var(--accent)}
.learner-lesson-toolbar .screen-progress{width:100%;justify-self:end}
.learner-sidebar-backdrop{display:none}
.learner-sidebar-collapsed .immersive-lesson-shell{grid-template-columns:0 minmax(0,1fr);gap:0}
.learner-sidebar-collapsed .learner-course-sidebar{width:0;padding:0;border-color:transparent;opacity:0;overflow:hidden;pointer-events:none}

.wave-zoom-toolbar{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:8px 0 9px}
.wave-zoom-toolbar .muted{margin-left:4px}
.wave-zoom-label{min-width:38px;text-align:center;font-size:12px;font-weight:850;color:#24456e;font-variant-numeric:tabular-nums}
.waveform-scroll{width:100%;overflow-x:auto;overflow-y:hidden;border:1px solid var(--line);border-radius:10px;background:#f6f8fb;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scrollbar-gutter:stable}
.audio-editor .waveform-scroll canvas{display:block;width:auto;max-width:none;min-width:100%;height:180px;border:0;border-radius:0;cursor:crosshair;touch-action:none}
.waveform-scroll::-webkit-scrollbar{height:10px}.waveform-scroll::-webkit-scrollbar-thumb{background:#bcc8d8;border-radius:999px;border:2px solid #f6f8fb}.waveform-scroll::-webkit-scrollbar-track{background:#edf1f6}

@media(max-width:900px){
  .learner-lesson-page .container{padding:10px 10px 28px}
  .immersive-lesson-shell{grid-template-columns:1fr!important;gap:0}
  .learner-course-sidebar{position:fixed!important;top:70px;bottom:0;left:0;width:min(86vw,330px)!important;max-height:none;z-index:40;border-radius:0 14px 14px 0;transform:translateX(-105%);opacity:1!important;pointer-events:auto!important;transition:transform .18s ease;box-shadow:16px 0 38px rgba(23,32,51,.18);padding:0!important;border-color:var(--line)!important;display:block!important}
  .learner-sidebar-open .learner-course-sidebar{transform:translateX(0)}
  .learner-sidebar-backdrop{position:fixed;inset:70px 0 0;background:rgba(20,29,43,.34);z-index:35}
  .learner-sidebar-open .learner-sidebar-backdrop{display:block}
  .learner-lesson-toolbar{top:76px;grid-template-columns:42px auto minmax(90px,1fr)}
  .learner-sidebar-list{padding-bottom:30px}
}
@media(max-width:620px){
  .learner-lesson-toolbar{top:72px;margin-bottom:8px;padding:6px 7px;gap:8px;grid-template-columns:38px auto minmax(70px,1fr)}
  .learner-sidebar-toggle{width:34px;height:34px}
  .wave-zoom-toolbar .muted{width:100%;margin-left:0}
  .audio-editor .waveform-scroll canvas{height:150px}
}
@media(max-width:1080px) and (min-width:901px){
  .immersive-lesson-shell{grid-template-columns:280px minmax(0,1fr)}
  .immersive-lesson-shell .learner-course-sidebar{display:block;position:sticky;top:86px;overflow:auto;padding:0}
  .learner-course-sidebar .nav-chapter{display:block}
  .learner-course-sidebar a{display:block;white-space:normal;border:0;background:transparent;flex:none}
  .learner-course-sidebar a.active{background:#eef4ff}
}

/* v0.11.6 — narration script in Media Studio */
.narration-script-card{margin:16px 0;border:1px solid #c7d6e8;border-radius:16px;background:linear-gradient(180deg,#f8fbff 0%,#fff 100%);padding:16px;box-shadow:0 5px 18px rgba(31,55,82,.05)}
.narration-script-heading{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:12px}
.narration-script-heading h3{margin:3px 0 4px;font-size:18px}
.narration-script-heading p{margin:0;max-width:720px}
.narration-script-textarea{width:100%;min-height:170px;resize:vertical;font-size:18px;line-height:1.65;padding:14px 15px;border:1px solid #b8c8db;border-radius:12px;background:#fff;color:var(--text);font-family:inherit}
.narration-script-textarea:focus{outline:3px solid rgba(28,122,157,.14);border-color:#4b9ab4}
.narration-script-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:10px}
@media(max-width:650px){.narration-script-heading{flex-direction:column}.narration-script-textarea{min-height:210px;font-size:17px}}


/* v0.11.7 — block-based narration editing + compact learner narration */
.wave-split-button{white-space:nowrap;padding:7px 11px;font-size:12px}.block-edit-actions{align-items:center}.block-edit-separator{width:1px;height:28px;background:var(--line);margin:0 2px}.cut-marker-key{color:#b42318;font-weight:750}.audio-editor .selection-readout{align-items:center}.audio-editor .selection-readout span:last-child strong{color:#9f1f16}.audio-editor canvas{cursor:crosshair}
.learner-narration-compact{padding:5px 12px 6px!important;background:#fff}.learner-narration-compact audio{display:block;width:100%;height:34px;margin:0!important}.learner-narration-compact .transcript{margin-top:2px!important;padding-top:2px!important;border-top:0!important}.learner-narration-compact .transcript summary{font-size:12px;line-height:1.2;padding:2px 0}.learner-narration-compact .transcript>div{padding:6px 2px 2px;font-size:13px;line-height:1.45}.learner-narration-compact.transcript-only{padding-top:4px!important;padding-bottom:5px!important}
@media(max-width:650px){.block-edit-separator{display:none}.wave-split-button{flex:0 0 auto!important}.learner-narration-compact{padding-left:8px!important;padding-right:8px!important}.learner-narration-compact audio{height:32px}}

/* v0.11.8 — narration workflow order */
.narration-script-card + .audio-editor{margin-top:6px}

/* v0.11.9 — compact narration workspace + waveform time ruler */
.narration-script-card{margin:12px 0 0;padding:12px 14px 10px}
.narration-script-heading-compact{align-items:center;margin-bottom:7px}
.narration-script-heading-compact h3{margin:2px 0 0;font-size:17px}
.narration-script-actions-top{margin:0;justify-content:flex-end;gap:9px}
.narration-script-actions-top .btn{padding:7px 11px}
.narration-script-textarea{min-height:155px;padding:12px 14px}
.narration-script-card + .audio-editor{margin-top:3px}
.audio-editor{padding-top:8px}
.audio-editor .wave-zoom-toolbar{margin:0 0 5px}
.audio-editor .waveform-scroll{border-radius:9px}
.audio-editor .waveform-scroll .waveform-ruler{display:block;width:auto;max-width:none;min-width:100%;height:32px!important;border:0;border-bottom:1px solid var(--line);border-radius:0;background:#f7f9fc;cursor:default;touch-action:none}
.audio-editor .waveform-scroll #waveform{display:block;width:auto;max-width:none;min-width:100%;height:180px;border:0;border-radius:0;cursor:crosshair;touch-action:none}
.audio-editor .selection-readout{margin:6px 2px}
.audio-editor .wave-transport{margin:7px 0 3px;padding:8px 10px}
@media(max-width:650px){
  .narration-script-heading-compact{flex-direction:column;align-items:flex-start}
  .narration-script-actions-top{width:100%;justify-content:flex-start}
  .narration-script-textarea{min-height:175px}
  .audio-editor .waveform-scroll #waveform{height:150px}
}
.audio-editor .waveform-scroll .waveform-ruler{cursor:pointer}

/* v0.11.10 — separate focused Audio and Video studios */
.studio-grid.studio-grid-single{grid-template-columns:minmax(0,1fr);max-width:none}
.studio-grid-single .studio-panel{width:100%;min-width:0}
.screen-actions .screen-edit-btn{white-space:nowrap}
@media(max-width:720px){.screen-actions .screen-edit-btn{padding-left:10px;padding-right:10px}}

/* v0.11.11: keep narration save actions reachable while editing long waveforms. */
.media-save-actions{position:sticky;bottom:10px;z-index:18;margin:14px -6px -6px;padding:10px 10px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px rgba(23,32,51,.10);backdrop-filter:blur(8px)}
.media-save-actions .save-close-btn{font-weight:800}
@media(max-width:650px){.media-save-actions{bottom:6px;margin-left:-4px;margin-right:-4px}.media-save-actions .btn{flex:1 1 auto}}

/* v0.11.12 — add audio clips without replacing the current narration */
.audio-add-box{margin-top:10px;border:1px solid #cdd8e8;border-radius:14px;padding:12px 14px;background:#fff;display:grid;grid-template-columns:minmax(220px,1fr) auto minmax(210px,330px);gap:12px;align-items:center}
.audio-add-copy{min-width:0}.audio-insert-position{display:flex;align-items:center;gap:7px;white-space:nowrap}.audio-insert-position select{min-width:150px;padding:8px 10px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--text)}
.audio-add-record-actions{grid-column:1/-1;display:flex;gap:9px;align-items:center;flex-wrap:wrap;padding-top:2px}.audio-add-box input[type=file]{max-width:330px}
@media(max-width:850px){.audio-add-box{grid-template-columns:1fr}.audio-add-record-actions{grid-column:auto}.audio-add-box input[type=file]{max-width:none;width:100%}.audio-insert-position{justify-content:space-between}}


/* v0.11.14 — simple click interactions */
.slide-edit-layer.interaction-start-hidden::before{content:"Starts hidden";position:absolute;top:4px;right:4px;z-index:9;padding:2px 6px;border-radius:999px;background:rgba(172,41,41,.88);color:#fff;font-size:10px;line-height:1.2;pointer-events:none}
.slide-edit-layer.has-click-interaction{outline-style:dashed}
.interaction-help{margin-top:-2px}
.learner-slide-layer[data-click-action]:not([data-click-action="none"]){cursor:pointer}
.learner-slide-layer[data-click-action]:not([data-click-action="none"]):focus-visible{outline:3px solid rgba(35,118,170,.7);outline-offset:3px}
.learner-slide-layer.interaction-hidden{visibility:hidden!important;pointer-events:none!important}

/* v0.11.15 — multi-select alignment and group resizing */
.multi-selection-toolbar{margin:-2px 0 14px;padding:10px 12px;border:1px solid #bfd3ef;border-radius:12px;background:#f4f8ff;display:grid;gap:9px}.multi-selection-toolbar[hidden]{display:none}.multi-selection-summary{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.multi-selection-tools{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.tool-group-label{font-size:12px;font-weight:800;color:#4d607a;text-transform:uppercase;letter-spacing:.04em}.tool-separator{width:1px;height:25px;background:var(--line);margin:0 3px}.multi-selection-inspector{padding:10px 12px;border:1px solid #c9daf2;border-radius:12px;background:#f5f9ff}.multi-selection-inspector p{margin:5px 0 0}.slide-edit-layer.is-selected{outline:2px solid var(--accent);box-shadow:0 0 0 2px rgba(23,92,211,.10)}.slide-edit-layer.is-primary{outline-color:#0b5ad9;box-shadow:0 0 0 3px rgba(11,90,217,.15)}.slide-stage.has-multi-selection .slide-edit-layer.is-selected .slide-resize-handle{display:none}.slide-multi-selection-box{position:absolute;z-index:1000;box-sizing:border-box;border:2px dashed #0b5ad9;pointer-events:none;filter:drop-shadow(0 0 1px rgba(255,255,255,.9))}.slide-multi-selection-resize-handle{position:absolute;right:-7px;bottom:-7px;width:17px;height:17px;border:2px solid #fff;border-radius:5px;background:#0b5ad9;box-shadow:0 1px 4px rgba(0,0,0,.22);cursor:nwse-resize;pointer-events:auto}.slide-stage.has-multi-selection .slide-edit-layer.is-selected{cursor:move}.multi-selection-tools button:disabled{opacity:.45;cursor:not-allowed}@media(max-width:760px){.multi-selection-toolbar{padding:9px}.multi-selection-summary .muted{width:100%}.tool-separator{display:none}}

/* v0.11.16 — compact Slide Studio inspector sections */
.compact-slide-inspector{padding:12px!important;display:grid;gap:8px}.inspector-header-row{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;padding:2px 2px 6px}.inspector-header-row strong{font-size:16px}.inspector-header-row .eyebrow{margin-bottom:1px}.inspector-header-row>.muted{font-size:10px;line-height:1.25;text-align:right;max-width:100px}.inspector-section{border:1px solid var(--line);border-radius:11px;background:#fff;overflow:hidden}.inspector-section>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 11px;font-weight:800;color:#263852;background:#f7f9fc;user-select:none}.inspector-section>summary::-webkit-details-marker{display:none}.inspector-section>summary::after{content:'›';font-size:18px;line-height:1;color:#718096;transition:transform .15s ease}.inspector-section[open]>summary::after{transform:rotate(90deg)}.inspector-section>summary small{margin-left:auto;color:#8490a2;font-size:10px;font-weight:650}.inspector-section[open]>summary{background:#eef5ff;color:#174d8d;border-bottom:1px solid #d8e4f4}.inspector-section-body{padding:10px;display:grid;gap:8px}.inspector-subtitle{font-size:10px;font-weight:850;letter-spacing:.07em;text-transform:uppercase;color:#728096;margin-top:1px}.inspector-divider{height:1px;background:var(--line);margin:2px 0}.compact-slide-inspector label{gap:4px;font-size:11px}.compact-slide-inspector input:not([type=checkbox]):not([type=color]),.compact-slide-inspector select,.compact-slide-inspector textarea{padding:7px 8px;min-height:34px}.compact-slide-inspector input[type=color]{height:34px;min-height:34px}.compact-slide-inspector textarea{min-height:68px;resize:vertical}.compact-slide-inspector .compact-stack{gap:7px}.compact-slide-inspector .compact-grid{gap:7px}.compact-slide-inspector .compact-actions{gap:6px}.compact-slide-inspector .compact-control{margin:0;width:100%;min-height:32px;padding:6px 8px}.compact-slide-inspector .checkline{font-size:11px;line-height:1.25}.compact-checks{display:grid;grid-template-columns:1fr 1fr;gap:6px}.inspector-inline-help,.compact-slide-inspector .tiny{font-size:9px;line-height:1.3;margin:0}.geometry-grid input{font-variant-numeric:tabular-nums}.compact-slide-inspector .multi-selection-inspector{padding:8px 9px}.compact-slide-inspector .multi-selection-inspector p{font-size:9px}.inspector-selection-note{padding:4px 0}.compact-danger-row{padding-top:3px}.compact-danger-row .btn{width:100%;font-size:10px;padding:6px 8px}.slide-inspector-panel hr{display:none}@media(max-width:980px){.compact-slide-inspector{padding:10px!important}.inspector-section-body{padding:9px}.compact-checks{grid-template-columns:1fr}}
.compact-slide-inspector [data-requires-selection].is-disabled{opacity:.45;pointer-events:none}.compact-slide-inspector [data-requires-selection].is-disabled+*{opacity:.7}

/* v0.11.18 — branded, polished learner quizzes */
:root{--je-navy:#0d3158;--je-navy-2:#123d6b;--je-gold:#d8ae2d;--je-blue:#4b82bd;--je-pale:#f5f8fc;--je-soft:#eaf2fb}

/* In-lesson learning quiz */
.learning-quiz-card{
  position:relative;
  overflow:hidden;
  max-width:940px;
  margin:0 auto;
  padding:clamp(22px,4vw,38px);
  border:1px solid #d9e3ef;
  border-top:7px solid var(--je-navy);
  border-radius:22px;
  background:
    linear-gradient(90deg,var(--je-gold) 0 118px,transparent 118px) top left/100% 3px no-repeat,
    linear-gradient(180deg,#fff 0%,#fbfcfe 100%);
  box-shadow:0 18px 46px rgba(13,49,88,.10);
}
.learning-quiz-card::after{
  content:"";position:absolute;right:-48px;top:-54px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(75,130,189,.10) 0 44%,rgba(75,130,189,0) 45%);pointer-events:none
}
.learning-quiz-card .eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin:0 0 9px;padding:6px 10px;border-radius:999px;
  background:#eef5fc;color:var(--je-navy);font-size:11px;font-weight:900;letter-spacing:.10em
}
.learning-quiz-card .eyebrow::before{content:"✓";display:grid;place-items:center;width:20px;height:20px;border-radius:7px;background:var(--je-gold);color:var(--je-navy);font-size:12px;letter-spacing:0}
.learning-quiz-card h2{margin:4px 0 9px;color:#102a49;font-size:clamp(24px,3.3vw,34px);line-height:1.18;max-width:820px}
.learning-quiz-card>p.muted.small:first-of-type{margin:0 0 18px;color:#5c6f84;font-size:13px;line-height:1.45}
.learning-quiz-card>p.muted.small:first-of-type::before{content:"Practice • ";font-weight:800;color:var(--je-blue)}
.learning-quiz-card .learning-options{margin-top:14px;gap:11px}
.learning-quiz-card .quiz-option,
.quiz-live-question .quiz-option{
  position:relative;display:flex!important;align-items:center!important;gap:13px!important;
  min-height:54px;margin:0!important;padding:13px 16px;border:1px solid #dce4ee;border-radius:14px;
  background:#fff;color:#142a43;font-weight:680!important;cursor:pointer;
  transition:border-color .16s ease,background .16s ease,box-shadow .16s ease,transform .16s ease
}
.learning-quiz-card .quiz-option:hover,
.quiz-live-question .quiz-option:hover{border-color:#9cbbe0;background:#f8fbff;box-shadow:0 7px 18px rgba(13,49,88,.06);transform:translateY(-1px)}
.learning-quiz-card .quiz-option input,
.quiz-live-question .quiz-option input{width:18px!important;height:18px!important;margin:0!important;accent-color:var(--je-navy);flex:0 0 auto}
.learning-quiz-card .quiz-option:has(input:checked),
.quiz-live-question .quiz-option:has(input:checked){
  border-color:#5f91c7;background:#edf5fd;box-shadow:inset 4px 0 0 var(--je-gold),0 7px 20px rgba(13,49,88,.07)
}
.learning-quiz-card .quiz-option:has(input:checked) span,
.quiz-live-question .quiz-option:has(input:checked) span{color:#0b315a;font-weight:800}
.learning-quiz-card .learning-quiz-actions{margin-top:22px;padding-top:18px;border-top:1px solid #e5ebf2;justify-content:flex-start}
.learning-quiz-card .learning-quiz-actions .btn.primary{background:var(--je-navy);border-color:var(--je-navy);box-shadow:0 8px 18px rgba(13,49,88,.15);min-width:150px}
.learning-quiz-card .learning-quiz-actions .btn.primary:hover{background:#09294d;border-color:#09294d}
.learning-quiz-card .learning-quiz-actions .btn.primary::after{content:" →"}
.learning-quiz-card .learning-quiz-feedback{margin-top:15px;padding:15px 17px;border-radius:14px;font-size:14px;box-shadow:none}
.learning-quiz-card .learning-quiz-feedback strong{display:block;font-size:15px}
.learning-quiz-card .learning-quiz-feedback.correct{border-left:5px solid #079455;background:#ecfdf3}
.learning-quiz-card .learning-quiz-feedback.incorrect{border-left:5px solid #f79009;background:#fff8ed}
.learning-quiz-card .learning-quiz-feedback.needs-answer{border-left:5px solid #d8ae2d;background:#fffbea}
.learning-quiz-card .matching-learner-row{border-radius:14px;border-color:#dce4ee;background:#fff;padding:13px 15px}
.learning-quiz-card .matching-learner-row:focus-within{border-color:#6f9dcc;box-shadow:0 0 0 3px rgba(75,130,189,.10)}
.learning-quiz-card .short-answer-field input{border:1px solid #cdd8e5;border-radius:12px;background:#fff;min-height:48px;padding:11px 13px}
.learning-quiz-card .short-answer-field input:focus{border-color:#6f9dcc;box-shadow:0 0 0 3px rgba(75,130,189,.10);outline:0}

/* Final quiz: same visual language */
.quiz-page-head{padding:19px 22px;margin:0 0 18px;border:1px solid #d9e3ef;border-left:6px solid var(--je-navy);border-radius:16px;background:linear-gradient(135deg,#fff,#f6f9fd)}
.quiz-page-head .eyebrow{color:var(--je-blue)}
.quiz-page-head h1{margin:5px 0 0;color:#102a49}
.quiz-count-badge{background:#eef5fc;color:var(--je-navy);border:1px solid #d7e6f6}
.quiz-live-question{
  position:relative;overflow:hidden;padding:clamp(20px,3vw,30px);margin:18px 0;border:1px solid #d9e3ef;border-radius:18px;
  background:#fff;box-shadow:0 12px 30px rgba(13,49,88,.07)
}
.quiz-live-question::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(var(--je-navy),var(--je-blue))}
.quiz-live-question .quiz-question-number{color:var(--je-blue);font-weight:900}
.quiz-live-question h2{color:#102a49;font-size:clamp(21px,2.6vw,29px)}
.quiz-submit-row{position:sticky;bottom:12px;z-index:8;margin:22px 0 32px;padding:10px 12px;border:1px solid #dce4ee;border-radius:15px;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);box-shadow:0 10px 26px rgba(13,49,88,.10)}
.quiz-submit-row .btn.primary{background:var(--je-navy);border-color:var(--je-navy);min-width:190px}
.quiz-result-panel{border-top:7px solid var(--je-navy);background:linear-gradient(180deg,#fff,#f8fbff)}
.quiz-result-panel .score{color:var(--je-navy)}
.quiz-feedback-card{border-left:5px solid #d9e3ef;border-radius:14px;background:#fff}

@media(max-width:720px){
  .learning-quiz-card{padding:20px 16px;border-radius:17px}
  .learning-quiz-card h2{font-size:24px}
  .learning-quiz-card .quiz-option,.quiz-live-question .quiz-option{min-height:50px;padding:12px 13px;border-radius:12px}
  .learning-quiz-card .learning-quiz-actions{align-items:stretch}
  .learning-quiz-card .learning-quiz-actions .btn{width:100%}
  .quiz-page-head{padding:16px;align-items:flex-start}
  .quiz-submit-row{bottom:8px;padding:8px}
  .quiz-submit-row .btn{width:100%;min-width:0}
}

/* v0.11.21 — Storyline preservation clarity + native interaction preview */
.slide-studio-note.storyline-converted-note{background:#eef9f3;border-color:#b8e0c8}.slide-studio-note.storyline-reference-note{background:#fff8e8;border-color:#f0d28b}.interaction-preview-button.is-active{background:#183f70!important;color:#fff!important;border-color:#183f70!important}.slide-stage.interaction-preview-mode{outline:3px solid rgba(24,63,112,.18);outline-offset:3px}.slide-stage.interaction-preview-mode .slide-edit-layer{cursor:pointer!important}.slide-stage.interaction-preview-mode .slide-edit-layer .slide-resize-handle{display:none!important}.slide-edit-layer.has-click-interaction:not(.storyline-letter-button){outline:1px dashed rgba(24,92,163,.58)}.slide-stage.interaction-preview-mode .slide-edit-layer.has-click-interaction:not(.storyline-letter-button){box-shadow:inset 0 0 0 2px rgba(28,112,197,.22)}.interaction-preview-hidden{opacity:.08!important;pointer-events:none!important}.slide-stage.interaction-preview-mode .interaction-preview-hidden{outline:1px dashed rgba(169,56,56,.42)!important}.slide-edit-layer.interaction-played,.learner-slide-layer.interaction-played{filter:saturate(1.08)}

/* Crisp native recreation of the user's original interactive alphabet screen. */
.slide-stage.storyline-alphabet-native,.learner-native-slide.storyline-alphabet-native{background-image:none!important;background-color:#3d4b55!important}.storyline-alphabet-decoration{position:absolute;z-index:1;pointer-events:none;user-select:none}.storyline-alphabet-title{left:9.7%;top:1.4%;font-size:clamp(16px,2.45vw,35px);font-weight:900;letter-spacing:.01em;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.45);line-height:1}.storyline-alphabet-logo{right:2.4%;top:1.3%;width:20.8%;height:auto;max-height:13%;object-fit:contain}.storyline-alphabet-native .storyline-letter-button,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter]{z-index:5!important;display:flex!important;align-items:center!important;justify-content:center!important;padding:0!important;overflow:visible!important;background:linear-gradient(180deg,#2aa9ee 0%,#1587d2 55%,#0870bd 100%)!important;border:1px solid rgba(3,62,111,.82)!important;border-radius:8px!important;box-shadow:0 3px 0 rgba(5,50,89,.72),0 5px 10px rgba(0,0,0,.28)!important;color:#fff!important;font-weight:900!important;text-align:center!important;line-height:1!important;cursor:pointer!important;transition:transform .1s ease,box-shadow .1s ease,background .15s ease!important}.storyline-alphabet-native .storyline-letter-button::before,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter]::before{content:attr(data-letter);display:block;font-size:clamp(18px,2.5vw,38px);font-family:Arial,Helvetica,sans-serif;font-weight:900;color:#fff;text-shadow:0 1px 1px rgba(0,0,0,.45)}.storyline-alphabet-native .storyline-letter-button:hover,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter]:hover{transform:translateY(-1px);box-shadow:0 4px 0 rgba(5,50,89,.72),0 7px 12px rgba(0,0,0,.32)!important}.storyline-alphabet-native .storyline-letter-button:active,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter]:active{transform:translateY(2px);box-shadow:0 1px 0 rgba(5,50,89,.72),0 2px 5px rgba(0,0,0,.28)!important}.storyline-alphabet-native .storyline-letter-button.interaction-played,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter].interaction-played{background:linear-gradient(180deg,#32d869 0%,#16b84c 58%,#09983c 100%)!important;border-color:#087d34!important;box-shadow:0 3px 0 rgba(4,93,39,.8),0 5px 10px rgba(0,0,0,.28)!important}.storyline-alphabet-native .storyline-letter-button .slide-native-paragraph,.storyline-alphabet-native [data-layer-id^="letter_"][data-letter] .learner-native-paragraph{font-size:0!important;color:transparent!important}.storyline-alphabet-native .storyline-letter-button .slide-resize-handle{z-index:12}.learner-native-slide.storyline-alphabet-native [data-layer-id^="letter_"][data-letter]:focus{outline:3px solid #fff!important;outline-offset:2px}.slide-stage.storyline-alphabet-native .storyline-letter-button.is-selected{outline:3px solid #ffd64f!important;box-shadow:0 0 0 3px rgba(255,214,79,.18),0 3px 0 rgba(5,50,89,.72),0 5px 10px rgba(0,0,0,.28)!important}

/* v0.11.22 — native Storyline source conversion */
.slide-studio-note.storyline-native-note{background:#edf8f4;border-color:#a9ddc8;color:#153b31}.slide-studio-note.storyline-native-note>strong{color:#0d654f}.storyline-native-callout{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;margin-bottom:18px;border:1px solid #acd9c8;border-radius:14px;background:#eff9f5}.storyline-native-callout strong{white-space:nowrap;color:#0d654f}.storyline-conversion-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}.storyline-conversion-grid>div{display:flex;flex-direction:column;gap:5px;border:1px solid var(--line);border-radius:14px;background:var(--soft);padding:14px}.storyline-conversion-grid span{color:var(--muted);font-size:.94rem;line-height:1.45}
.slide-edit-layer.story-shape-rounded,.learner-slide-layer.story-shape-rounded{border-radius:12px!important}.slide-edit-layer.story-shape-callout,.learner-slide-layer.story-shape-callout{border-radius:12px!important}.slide-edit-layer.story-shape-oval,.learner-slide-layer.story-shape-oval{border-radius:50%!important}.slide-edit-layer.story-shape-rightArrow,.learner-slide-layer.story-shape-rightArrow{clip-path:polygon(0 0,76% 0,100% 50%,76% 100%,0 100%,16% 50%)}.slide-edit-layer.story-shape-leftArrow,.learner-slide-layer.story-shape-leftArrow{clip-path:polygon(24% 0,100% 0,84% 50%,100% 100%,24% 100%,0 50%)}.slide-edit-layer.story-shape-plus,.learner-slide-layer.story-shape-plus{clip-path:polygon(34% 0,66% 0,66% 34%,100% 34%,100% 66%,66% 66%,66% 100%,34% 100%,34% 66%,0 66%,0 34%,34% 34%)}
.slide-edit-layer[data-interaction-group]{outline-offset:-1px}.slide-stage.interaction-preview-mode .slide-edit-layer[data-interaction-group]:not(.interaction-preview-hidden){pointer-events:auto}.learner-slide-layer[data-click-action^="show_group"],.learner-slide-layer[data-click-action^="hide_group"],.learner-slide-layer[data-click-action^="toggle_group"]{cursor:pointer}
@media(max-width:720px){.storyline-conversion-grid{grid-template-columns:1fr}.storyline-native-callout{flex-direction:column}.storyline-native-callout strong{white-space:normal}}

/* v0.11.25 — audio-rich quiz authoring and learner listening interactions */
.quiz-audio-builder{padding:16px;border:1px solid #d8e3ef;border-radius:15px;background:linear-gradient(180deg,#fbfdff,#f5f9fd);display:grid;gap:12px}.quiz-audio-upload-row{display:grid;grid-template-columns:minmax(240px,1fr) minmax(280px,1fr);gap:16px;align-items:start}.quiz-current-audio{display:grid;gap:8px;padding:10px 12px;border:1px solid #d9e5f1;border-radius:12px;background:#fff}.quiz-current-audio audio,.quiz-choice-audio-admin audio{width:100%;max-width:360px;height:38px}.quiz-choice-row-audio{grid-template-columns:34px minmax(0,1fr) auto auto;align-items:start}.quiz-choice-main{display:grid;gap:8px}.quiz-choice-audio-admin{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;padding:8px 10px;border:1px dashed #c9d8e8;border-radius:10px;background:#f8fbff}.quiz-mini-upload{display:inline-flex!important;align-items:center!important;gap:7px!important;font-size:12px!important;font-weight:750!important;color:#345!important;margin:0!important}.quiz-mini-upload input{max-width:220px;font-size:11px}.quiz-choice-audio-admin .checkline{margin:0!important}.quiz-listening-prompt{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:13px 0 16px}.quiz-audio-btn{appearance:none;border:1px solid #b9cee4;background:linear-gradient(180deg,#fff,#eef5fb);color:#0d3158;border-radius:12px;min-height:44px;padding:9px 13px;display:inline-flex;align-items:center;gap:8px;font:inherit;font-size:13px;font-weight:850;cursor:pointer;box-shadow:0 4px 12px rgba(13,49,88,.07);transition:transform .15s,border-color .15s,box-shadow .15s,background .15s}.quiz-audio-btn:hover{border-color:#6f9dcc;background:#f6fbff;box-shadow:0 7px 16px rgba(13,49,88,.10);transform:translateY(-1px)}.quiz-audio-btn:focus-visible{outline:3px solid rgba(75,130,189,.20);outline-offset:2px}.quiz-audio-btn.is-playing{border-color:#d8ae2d;background:#fff9df;color:#5e4900}.quiz-audio-icon{font-size:16px;line-height:1}.quiz-audio-status{font-size:11px;font-weight:700;color:#6b7280}.quiz-listen-gate{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;background:#fff8e6;border:1px solid #eedca5;color:#725b0a;font-size:12px;font-weight:800}.quiz-option-audio-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;align-items:stretch}.quiz-option-audio-row .quiz-option{min-width:0}.quiz-option-audio-row .quiz-audio-btn{min-width:46px;justify-content:center}.quiz-option-audio-row .quiz-audio-btn span:nth-child(2){display:none}.quiz-listen-locked .quiz-option,.quiz-listen-locked .matching-learner-row,.quiz-listen-locked .short-answer-field,.quiz-listen-locked .learner-hotspot{opacity:.55}.quiz-listen-locked [data-lq-check],.quiz-listen-locked input,.quiz-listen-locked select{cursor:not-allowed}.quiz-listen-locked .quiz-audio-btn{opacity:1;cursor:pointer}.quiz-feedback-card .quiz-listening-prompt{margin:10px 0}.quiz-admin-card:has(.quiz-audio-btn),.quiz-builder-panel:has(.quiz-audio-builder){scroll-margin-top:90px}
@media(max-width:820px){.quiz-audio-upload-row{grid-template-columns:1fr}.quiz-choice-row-audio{grid-template-columns:30px minmax(0,1fr)}.quiz-choice-row-audio>.choice-correct-radio,.quiz-choice-row-audio>.choice-correct-check{grid-column:2}.quiz-option-audio-row{grid-template-columns:1fr auto}.quiz-choice-audio-admin{align-items:stretch;flex-direction:column}.quiz-current-audio audio,.quiz-choice-audio-admin audio{max-width:none}}

/* v0.11.26 — smart Storyline quiz recognition */
.storyline-quiz-detected-badge.ready{background:#e8f7ef;border-color:#9fd6b9;color:#14633d}.storyline-quiz-detected-badge.needs-setup{background:#fff5df;border-color:#e7c77b;color:#77520c}.status-dot.warning-status{background:#fff5df;border-color:#e7c77b;color:#77520c}.quiz-convert-btn.quiz-detected-action{border-color:#65b589;background:#effaf4;color:#145c39;font-weight:700}.quiz-smart-detect{background:#eef8ff;border-color:#a8cee8}.quiz-smart-detect strong{color:#17577d}

/* v0.11.27 — exact Storyline lesson targeting + multi-select lesson cleanup */
.screen-bulk-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 12px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#f8fafc}.screen-bulk-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.screen-select-number{display:grid;justify-items:center;gap:5px;min-width:38px}.screen-select-control{display:grid;place-items:center;width:22px;height:22px;margin:0!important;cursor:pointer}.screen-select-control input{width:17px!important;height:17px!important;margin:0!important;accent-color:var(--accent);cursor:pointer}.screen-card.is-selected{border-color:#8bb3ef;box-shadow:0 0 0 3px rgba(37,99,235,.09),0 8px 22px rgba(22,32,51,.07)}
@media(max-width:650px){.screen-bulk-toolbar{align-items:stretch;flex-direction:column}.screen-bulk-toolbar form,.screen-bulk-toolbar .btn{width:100%}.screen-bulk-left{justify-content:space-between}.screen-select-number{min-width:34px}}

/* v0.11.28 — quiz builder: choose exact source-slide elements */
.quiz-field-with-picker{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;align-items:start}.quiz-field-with-picker textarea{min-width:0}.quiz-pick-field{padding:8px 10px;white-space:nowrap;font-size:12px}.quiz-pick-field.is-awaiting-pick{border-color:#7c3aed;background:#f3e8ff;color:#6d28d9;box-shadow:0 0 0 3px rgba(124,58,237,.12)}
.quiz-element-picker-panel{display:grid;gap:12px;padding:16px;border:1px solid #d8c7ff;border-radius:14px;background:linear-gradient(180deg,#fcfaff,#f8f5ff)}.quiz-element-picker-panel.is-disabled{border-color:var(--line);background:#fafcff}.quiz-element-picker-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(230px,.75fr);gap:16px;align-items:start}.quiz-element-picker-visual{min-width:0}.quiz-element-picker-canvas{position:relative;width:100%;aspect-ratio:16/9;border:1px solid #dfe5ed;border-radius:12px;overflow:hidden;background:#eef1f5}.quiz-element-picker-canvas>.quiz-screen-visual{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:0;pointer-events:none}.quiz-element-picker-overlay{position:absolute;inset:0;z-index:5}.quiz-element-hitbox{position:absolute;display:block;min-width:20px;min-height:18px;padding:0;border:2px solid rgba(124,58,237,.26);border-radius:5px;background:rgba(124,58,237,.035);cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s;overflow:visible}.quiz-element-hitbox>span{position:absolute;left:2px;top:2px;display:grid;place-items:center;min-width:18px;height:18px;padding:0 4px;border-radius:999px;background:#fff;color:#6d28d9;border:1px solid #d8c7ff;font-size:10px;font-weight:850;box-shadow:0 1px 4px rgba(17,24,39,.12);opacity:.82}.quiz-element-hitbox:hover,.quiz-element-hitbox:focus-visible{border-color:#7c3aed;background:rgba(124,58,237,.12);z-index:8;outline:none}.quiz-element-hitbox.is-selected{border-color:#175cd3;background:rgba(23,92,211,.15);box-shadow:0 0 0 2px rgba(255,255,255,.9) inset}.quiz-element-hitbox.is-used{border-color:#12b76a;background:rgba(18,183,106,.10)}.quiz-element-hitbox.is-used>span{color:#067647;border-color:#abefc6;background:#ecfdf3}.quiz-element-hitbox.is-selected.is-used{border-color:#7c3aed;background:rgba(124,58,237,.16)}.quiz-element-picker-empty{display:grid;place-items:center;min-height:220px;padding:24px;border:1px dashed #cbd5e1;border-radius:12px;background:#f8fafc;color:var(--muted);text-align:center}.quiz-element-picker-aside{display:grid;gap:10px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff}.quiz-element-picker-aside p{margin:0}.quiz-element-picker-aside #quizElementPickerStatus[data-tone="active"]{color:#6d28d9;font-weight:750}.quiz-element-picker-aside #quizElementPickerStatus[data-tone="success"]{color:#067647;font-weight:750}.quiz-element-picker-aside #quizElementPickerStatus[data-tone="warning"]{color:#b54708;font-weight:750}.quiz-element-picker-selection{display:flex;flex-wrap:wrap;gap:6px;min-height:32px;align-content:flex-start}.quiz-picker-chip{max-width:100%;border:1px solid #c7d7fe;border-radius:999px;background:#eff4ff;color:#344054;padding:5px 8px;font-size:11px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.quiz-picker-chip:hover{border-color:#84adff;background:#eaf2ff}.quiz-element-picker-actions{display:grid;gap:7px}.quiz-element-picker-actions .btn{justify-content:flex-start;width:100%;text-align:left}
.quiz-choice-pick-line{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:7px;align-items:center}.quiz-choice-pick-line input{min-width:0}.matching-row-picker{grid-template-columns:minmax(0,1fr) 26px minmax(0,1fr)}.matching-pick-cell{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px;align-items:center}.matching-pick-cell input{min-width:0}
@media(max-width:860px){.quiz-element-picker-grid{grid-template-columns:1fr}.quiz-field-with-picker{grid-template-columns:1fr}.quiz-field-with-picker .quiz-pick-field{justify-self:start}.quiz-choice-pick-line,.matching-pick-cell{grid-template-columns:1fr}.quiz-choice-pick-line .quiz-pick-field,.matching-pick-cell .quiz-pick-field{justify-self:start}.matching-row-picker{grid-template-columns:1fr}.matching-row-picker>span{transform:rotate(90deg)}}

/* v0.11.29: close-proximity quiz authoring + granular text-box picker */
.quiz-type-panel[hidden]{display:none!important}
.quiz-type-panel.has-picker-docked{display:grid;grid-template-columns:minmax(440px,1.15fr) minmax(340px,.85fr);column-gap:18px;row-gap:12px;align-items:start;padding-top:4px}
.quiz-type-panel.has-picker-docked>.quiz-element-picker-panel{grid-column:1;grid-row:1/span 20;margin:0;position:sticky;top:84px;align-self:start;max-height:calc(100vh - 104px);overflow:auto}
.quiz-type-panel.has-picker-docked>:not(.quiz-element-picker-panel){grid-column:2;min-width:0}
.quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-grid{grid-template-columns:1fr;gap:10px}
.quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-aside{padding:10px}
.quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-actions{grid-template-columns:repeat(2,minmax(0,1fr))}
.quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-actions .btn{min-width:0;padding:7px 9px;font-size:11px}
.quiz-element-hitbox.is-focused{border-color:#f79009;background:rgba(247,144,9,.13);box-shadow:0 0 0 2px rgba(255,255,255,.92) inset;z-index:9}

.quiz-element-subpicker{display:grid;gap:9px;padding:10px;border:1px solid #eadcff;border-radius:11px;background:#fcfaff}
.quiz-element-subpicker[hidden]{display:none}
.quiz-subpicker-head{display:grid;gap:2px}
.quiz-subpicker-preview{max-height:82px;overflow:auto;padding:8px 9px;border:1px solid #e4e7ec;border-radius:8px;background:#fff;color:#344054;font-size:12px;white-space:pre-wrap}
.quiz-subpicker-whole{justify-content:flex-start;width:100%;font-size:12px}
.quiz-subpicker-whole.is-selected,.quiz-subtoken.is-selected{border-color:#175cd3;background:#eff4ff;color:#1849a9}
.quiz-subpicker-whole.is-used,.quiz-subtoken.is-used{box-shadow:inset 0 0 0 1px #12b76a}
.quiz-subpicker-modes{display:flex;gap:6px;flex-wrap:wrap}
.quiz-subpicker-mode{border:1px solid #d0d5dd;border-radius:999px;background:#fff;color:#475467;padding:5px 8px;font:inherit;font-size:11px;font-weight:750;cursor:pointer}
.quiz-subpicker-mode:hover{border-color:#b692f6;background:#f9f5ff;color:#6941c6}
.quiz-subpicker-mode.is-active{border-color:#7f56d9;background:#f4ebff;color:#6941c6}
.quiz-subpicker-mode:disabled{opacity:.45;cursor:not-allowed}
.quiz-subpicker-tokens{display:flex;flex-wrap:wrap;gap:6px;max-height:166px;overflow:auto;padding:2px}
.quiz-subtoken{max-width:100%;border:1px solid #d0d5dd;border-radius:8px;background:#fff;color:#344054;padding:6px 8px;font:inherit;font-size:12px;font-weight:700;cursor:pointer;overflow:hidden;text-overflow:ellipsis}
.quiz-subtoken:hover{border-color:#7f56d9;background:#f9f5ff;color:#6941c6}
.quiz-subpicker-limit{margin:0}

@media(max-width:1080px){
  .quiz-type-panel.has-picker-docked{grid-template-columns:1fr}
  .quiz-type-panel.has-picker-docked>.quiz-element-picker-panel{grid-column:1;grid-row:auto;position:relative;top:auto;max-height:none;overflow:visible}
  .quiz-type-panel.has-picker-docked>:not(.quiz-element-picker-panel){grid-column:1}
  .quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-grid{grid-template-columns:minmax(0,1.35fr) minmax(220px,.65fr)}
}
@media(max-width:760px){
  .quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-grid{grid-template-columns:1fr}
  .quiz-type-panel.has-picker-docked>.quiz-element-picker-panel .quiz-element-picker-actions{grid-template-columns:1fr}
  .quiz-subpicker-tokens{max-height:210px}
}

/* v0.11.31 — stable learner player viewport + persistent end-of-slide state */
/* Keep a comfortable presentation margin without wasting the available screen. */
.learner-lesson-page .container{
  max-width:none;
  padding:15mm 5mm 28mm;
}
.immersive-lesson-content{
  padding-bottom:76px; /* room for the fixed Previous / Next bar */
}
.screen-player{
  min-height:calc(100vh - 235px);
}
.lesson-screen{
  margin-bottom:0;
}

/* In Fit mode, use both the available width and viewport height. This keeps the
   slide as large as practical while preventing tall 16:9 slides from pushing
   navigation far below the viewport. */
.learner-native-slide-wrap.view-fit .learner-slide-scroll{
  display:flex;
  justify-content:center;
}
.learner-native-slide-wrap.view-fit .learner-native-slide{
  width:min(100%,calc((100vh - 255px) * 16 / 9));
  margin:0 auto;
}

/* Previous / Next belong to the player, not to the changing slide height. Keep
   them in one stable place so the author/learner never has to chase the buttons. */
.learner-lesson-page .screen-controls{
  position:fixed;
  z-index:26;
  left:calc(280px + 18px + 5mm);
  right:5mm;
  bottom:5mm;
  margin:0;
  padding:9px 11px;
  border:1px solid rgba(205,215,228,.96);
  border-radius:14px;
  background:rgba(255,255,255,.94);
  box-shadow:0 10px 30px rgba(23,32,51,.12);
  backdrop-filter:blur(10px);
}
.learner-sidebar-collapsed .screen-controls{
  left:5mm;
}
.learner-lesson-page .screen-controls .btn{
  min-width:150px;
}

@media(max-width:900px){
  .learner-lesson-page .container{padding:10mm 5mm 26mm}
  .learner-lesson-page .screen-controls{left:5mm;right:5mm;bottom:4mm}
  .screen-player{min-height:calc(100vh - 210px)}
  .learner-native-slide-wrap.view-fit .learner-native-slide{width:min(100%,calc((100vh - 235px) * 16 / 9))}
}
@media(max-width:620px){
  .learner-lesson-page .container{padding:8mm 4mm 26mm}
  .learner-lesson-page .screen-controls{left:4mm;right:4mm;bottom:3mm;padding:7px 8px}
  .learner-lesson-page .screen-controls .btn{min-width:0;flex:1;padding:9px 10px}
}

/* v0.11.32 — Learning Quiz identity in the lesson sequence */
.learning-quiz-preview:has(.learning-quiz-thumb){background:linear-gradient(145deg,#faf7ff,#f2edff);padding:6px}
.learning-quiz-thumb{width:100%;height:100%;min-width:0;overflow:hidden;border:1px solid #d8c7ff;border-radius:8px;background:#fff;display:grid;grid-template-rows:auto auto 1fr;gap:3px;padding:5px 6px;color:#4c1d95;pointer-events:none;box-shadow:0 2px 7px rgba(76,29,149,.06)}
.learning-quiz-thumb-top{display:flex;align-items:center;gap:4px;min-width:0;font-size:7px;font-weight:850;text-transform:uppercase;letter-spacing:.035em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#6d28d9}
.learning-quiz-thumb-mark{width:13px;height:13px;flex:0 0 13px;border-radius:4px;background:#7c3aed;color:#fff;display:grid;place-items:center;font-size:9px;font-weight:900}
.learning-quiz-thumb-question{font-size:7.5px;line-height:1.12;font-weight:800;color:#344054;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.learning-quiz-thumb-options{display:grid;gap:2px;align-content:center}
.learning-quiz-thumb-options>div{display:grid;grid-template-columns:8px 1fr;gap:3px;align-items:center;min-width:0}
.learning-quiz-thumb-options b{font-size:7px;line-height:1;color:#7c3aed}
.learning-quiz-thumb-options span,.learning-quiz-thumb-short span,.learning-quiz-thumb-matching span{display:block;height:3px;border-radius:999px;background:#e9e3f7}
.learning-quiz-thumb-options>div:nth-child(2) span{width:82%}.learning-quiz-thumb-options>div:nth-child(3) span{width:64%}
.learning-quiz-thumb-matching{display:grid;grid-template-columns:1fr 10px 1fr;gap:2px 3px;align-content:center;align-items:center}
.learning-quiz-thumb-matching i{font-style:normal;font-size:7px;text-align:center;color:#7c3aed}
.learning-quiz-thumb-hotspot{display:grid;place-items:center;border:1px dashed #c4b5fd;border-radius:5px;background:#faf8ff;min-height:24px}
.learning-quiz-thumb-target{font-size:16px;line-height:1;color:#7c3aed}
.learning-quiz-thumb-short{display:grid;align-items:center}.learning-quiz-thumb-short span{height:11px;border:1px solid #ddd6fe;background:#faf8ff;border-radius:4px}
@media(max-width:650px){.learning-quiz-thumb{padding:4px;gap:2px}.learning-quiz-thumb-top{font-size:6px}.learning-quiz-thumb-mark{width:11px;height:11px;flex-basis:11px;font-size:8px}.learning-quiz-thumb-question{font-size:6px}.learning-quiz-thumb-options{gap:1px}}

/* v0.11.33 — drag-to-match quizzes + clearer slide-instruction picking */
.quiz-match-mode{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:10px 0 16px}
.quiz-match-mode-card{display:flex!important;grid-template-columns:none!important;align-items:flex-start!important;gap:10px!important;margin:0!important;padding:12px 13px;border:1px solid #d7e1ec;border-radius:12px;background:#fff;cursor:pointer}
.quiz-match-mode-card:has(input:checked){border-color:#7c3aed;background:#faf8ff;box-shadow:0 0 0 3px rgba(124,58,237,.08)}
.quiz-match-mode-card input{width:auto!important;margin:3px 0 0!important}
.quiz-match-mode-card span{display:grid;gap:3px}.quiz-match-mode-card small{color:var(--muted);font-weight:500;line-height:1.35}

.drag-match-learner{display:grid;gap:12px;margin-top:14px}
.drag-match-help{font-size:12px;color:var(--muted);font-weight:650}
.drag-match-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(180px,.75fr);gap:16px;align-items:start}
.drag-match-targets{display:grid;gap:10px}
.drag-match-row{display:grid;grid-template-columns:minmax(120px,.82fr) minmax(150px,1.18fr);gap:10px;align-items:stretch}
.drag-match-left{display:flex;align-items:center;padding:12px 13px;border:1px solid #dce4ee;border-radius:12px;background:#fff;font-weight:750;line-height:1.35}
.drag-match-drop{min-height:50px;display:flex;align-items:center;gap:8px;padding:7px 8px;border:2px dashed #c8d4e2;border-radius:12px;background:#f8fafc;transition:border-color .15s,background .15s,box-shadow .15s;outline:none}
.drag-match-drop:focus-visible,.drag-match-row.is-selected-target .drag-match-drop{border-color:#7c3aed;box-shadow:0 0 0 3px rgba(124,58,237,.10)}
.drag-match-row.is-dragover .drag-match-drop{border-color:#7c3aed;background:#f5f0ff;box-shadow:0 0 0 4px rgba(124,58,237,.10)}
.drag-match-placeholder{color:#7b8794;font-size:12px;font-weight:650;padding:0 5px;pointer-events:none}
.drag-match-clear{margin-left:auto;border:0;background:transparent;color:#667085;width:28px;height:28px;border-radius:8px;cursor:pointer;font-size:19px;line-height:1;flex:0 0 auto}
.drag-match-clear:hover{background:#f2f4f7;color:#b42318}
.drag-match-bank-wrap{position:sticky;top:78px;padding:12px;border:1px solid #ddd6fe;border-radius:14px;background:#faf8ff;display:grid;gap:9px}
.drag-match-bank-wrap>strong{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:#6d28d9}
.drag-match-bank{display:flex;flex-wrap:wrap;gap:8px;min-height:46px;align-content:flex-start}
.drag-match-bank.is-empty::after{content:'All answers placed';font-size:12px;color:#667085;padding:8px 2px}
.drag-match-option{appearance:none;border:1px solid #c4b5fd;background:#fff;color:#3d2a66;border-radius:10px;padding:9px 11px;font:inherit;font-size:13px;font-weight:750;cursor:grab;box-shadow:0 2px 6px rgba(76,29,149,.06);text-align:left;max-width:100%}
.drag-match-option:hover{border-color:#8b5cf6;background:#fff}
.drag-match-option:active,.drag-match-option.is-dragging{cursor:grabbing}
.drag-match-option.is-selected{border-color:#7c3aed;background:#ede9fe;box-shadow:0 0 0 3px rgba(124,58,237,.12)}
.drag-match-drop>.drag-match-option{flex:1;cursor:grab;border-style:solid;background:#fff}
.quiz-listen-locked .drag-match-option,.quiz-listen-locked .drag-match-drop{opacity:.58;cursor:not-allowed}

@media(max-width:860px){
  .quiz-match-mode{grid-template-columns:1fr}
  .drag-match-layout{grid-template-columns:1fr}
  .drag-match-bank-wrap{position:static;order:-1}
  .drag-match-row{grid-template-columns:1fr}
  .drag-match-drop{min-height:48px}
}

/* v0.11.34 — quiz audio timeline */
.quiz-audio-timeline-builder{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fbfcfe;display:grid;gap:14px}.quiz-timeline-admin-preview{display:grid;gap:10px}.quiz-timeline-admin-toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.quiz-timeline-editor-track{position:relative;height:54px;border:1px solid var(--line);border-radius:10px;background:linear-gradient(to right,rgba(148,163,184,.12) 1px,transparent 1px);background-size:10% 100%;overflow:hidden}.quiz-timeline-editor-clip{position:absolute;top:9px;height:34px;min-width:20px;border-radius:8px;background:rgba(23,92,211,.16);border:1px solid rgba(23,92,211,.35);color:#173b75;padding:7px 8px;font-size:11px;font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;box-sizing:border-box}.quiz-timeline-editor-playhead{position:absolute;z-index:3;top:0;bottom:0;width:2px;background:#dc2626;left:0;pointer-events:none}.quiz-timeline-admin-rows{display:grid;gap:10px}.quiz-timeline-admin-row{display:grid;grid-template-columns:30px 110px minmax(150px,1fr) minmax(170px,1.2fr) minmax(170px,1fr) auto;gap:10px;align-items:end;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px}.quiz-timeline-admin-row audio{width:100%;min-width:170px}.quiz-timeline-admin-number{width:26px;height:26px;border-radius:50%;background:var(--soft);display:grid;place-items:center;font-weight:800;color:var(--muted);align-self:center}.quiz-timeline-admin-row label>span{display:block;font-size:11px;font-weight:750;color:var(--muted);margin-bottom:5px}.quiz-timeline-admin-row input[type=number],.quiz-timeline-admin-row input[type=text],.quiz-timeline-admin-row input:not([type=file]):not([type=hidden]):not([type=checkbox]){width:100%}.quiz-timeline-file input{font-size:12px}.quiz-timeline-remove{align-self:center;white-space:nowrap}.quiz-timeline-options{display:grid;gap:8px;padding-top:4px}.quiz-timeline-waveform-link{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:12px}
.quiz-timeline-player{margin:12px 0 16px;border:1px solid var(--line);background:#f8fafc;border-radius:12px;padding:11px 12px}.quiz-timeline-player-hidden-controls{border:0;background:transparent;padding:0;margin:0;height:0;overflow:hidden}.quiz-timeline-player-head{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:8px}.quiz-timeline-player-controls{display:flex;align-items:center;gap:8px}.quiz-timeline-play,.quiz-timeline-replay{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:9px;padding:7px 10px;font:inherit;font-size:12px;font-weight:800;cursor:pointer;white-space:nowrap}.quiz-timeline-play:hover,.quiz-timeline-replay:hover{background:var(--soft)}.quiz-timeline-progress{position:relative;height:8px;background:#dbe4ef;border-radius:99px;flex:1;min-width:120px;cursor:pointer;overflow:visible}.quiz-timeline-progress span{position:absolute;left:0;top:0;height:100%;width:0;background:var(--accent);border-radius:99px}.quiz-timeline-progress i{position:absolute;top:50%;left:0;width:12px;height:12px;border-radius:50%;background:var(--accent);transform:translate(-50%,-50%);box-shadow:0 0 0 2px #fff}.quiz-timeline-time{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.quiz-timeline-status{margin-top:6px}.quiz-timeline-media{display:none!important}
@media(max-width:1050px){.quiz-timeline-admin-row{grid-template-columns:30px 100px minmax(140px,1fr) minmax(160px,1fr)}.quiz-timeline-admin-row audio,.quiz-timeline-remove{grid-column:2/-1}.quiz-timeline-admin-row audio{min-width:0}}
@media(max-width:650px){.quiz-timeline-admin-row{grid-template-columns:30px 1fr}.quiz-timeline-admin-row>*:not(.quiz-timeline-admin-number){grid-column:2}.quiz-timeline-waveform-link,.quiz-timeline-player-head{align-items:flex-start;flex-direction:column}.quiz-timeline-player-controls{flex-wrap:wrap}.quiz-timeline-progress{order:5;flex-basis:100%;min-width:100%}}

/* v0.11.36 — default quiz feedback + author-controlled retry */
.quiz-feedback-defaults{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:13px 14px;border:1px solid #d9e5f1;border-radius:13px;background:#f8fbff}.quiz-feedback-defaults>div{display:grid;gap:4px}.quiz-feedback-defaults strong{font-size:12px;color:#35516f}.quiz-feedback-defaults span{font-size:13px;line-height:1.45;color:#52677e}.quiz-retry-settings{max-width:980px}.quiz-feedback-extra{margin:7px 0 0;font-weight:600}.quiz-feedback-extra.correct{color:#067647}.quiz-feedback-extra.incorrect{color:#b54708}.learning-quiz-feedback [data-lq-feedback-extra]{margin:7px 0 0;font-weight:600}
@media(max-width:720px){.quiz-feedback-defaults{grid-template-columns:1fr}}

/* v0.11.37 — bilingual interface switch */
.ui-lang-switch{display:inline-flex;align-items:center;gap:2px;border:1px solid rgba(71,107,145,.24);border-radius:999px;padding:2px;background:#fff;vertical-align:middle}.ui-lang-switch a{min-width:31px;padding:5px 8px;border-radius:999px;text-align:center;font-size:12px;font-weight:800;text-decoration:none;color:#526174}.ui-lang-switch a.active{background:#173d65;color:#fff}.site-header nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.quiz-reuse-panel{margin:18px 0}.quiz-reuse-list{display:grid;gap:10px;margin:14px 0}.quiz-reuse-item{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:flex-start;padding:12px;border:1px solid #dbe5ef;border-radius:12px;background:#fbfdff}.quiz-reuse-item input{margin-top:4px}.quiz-reuse-item strong{display:block}.quiz-reuse-item small{display:block;margin-top:3px;color:#66788b}.quiz-reuse-actions{display:flex;gap:10px;align-items:end;flex-wrap:wrap}.quiz-reuse-actions label{min-width:260px;flex:1}.quiz-linked-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:999px;background:#e8f3ff;color:#245b8e;font-size:11px;font-weight:800;margin-left:6px}.quiz-import-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.quiz-import-preview{display:grid;gap:12px}.quiz-import-question{padding:14px;border:1px solid #dbe5ef;border-radius:12px;background:#fff}.quiz-import-question ul{margin:8px 0 0 20px}.quiz-import-question .correct-import{font-weight:800}.quiz-import-help{background:#f7fbff;border:1px solid #d4e5f5;border-radius:12px;padding:14px}.quiz-import-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#0f2438;color:#f7fbff;border-radius:10px;padding:12px;white-space:pre-wrap;font-size:12px}
@media(max-width:760px){.site-header nav{gap:8px}.quiz-reuse-actions label{min-width:100%}}

/* v0.11.38: chapter-level final assessment */
.chapter-final-quiz-row{margin-top:8px;border-top:1px solid #dfe7ef;background:#f8fbff}
.chapter-final-quiz-row .lesson-number{font-weight:800}


/* v0.11.40 — pronunciation practice / clarity score */
.slide-layer-pronunciation{padding:0!important;background:transparent!important;border:0!important;overflow:visible!important}.pronunciation-inspector{border-top:1px solid var(--line);padding-top:10px;margin-top:8px}.eff-pronunciation-widget{height:100%;width:100%;box-sizing:border-box;display:grid;grid-template-columns:minmax(0,1fr) minmax(94px,30%);grid-template-rows:auto auto 1fr;gap:5px 10px;align-items:center;padding:10px 12px;border:1px solid #cbd8e8;border-radius:16px;background:rgba(255,255,255,.97);box-shadow:0 5px 16px rgba(23,32,51,.12);color:#172033;font-family:Arial,Helvetica,sans-serif;overflow:hidden}.eff-pronunciation-eyebrow{grid-column:1;font-size:clamp(8px,1.1cqw,12px);font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#476b91}.eff-pronunciation-word{grid-column:1;font-size:clamp(15px,3.2cqw,32px);line-height:1.05;font-weight:900;color:#183f70;white-space:normal;overflow-wrap:anywhere}.eff-pronunciation-actions{grid-column:1;display:flex;gap:6px;flex-wrap:wrap}.eff-pronunciation-actions button{border:1px solid #b8c9de;border-radius:999px;background:#f5f8fc;color:#183f70;font-weight:800;padding:6px 9px;font-size:clamp(8px,1.15cqw,12px);cursor:pointer}.eff-pronunciation-actions button:last-child{background:#183f70;color:#fff;border-color:#183f70}.eff-pronunciation-actions button:disabled{opacity:.55;cursor:not-allowed}.eff-pronunciation-widget.is-listening .eff-pronunciation-actions button:last-child{animation:effMicPulse 1s ease-in-out infinite}.eff-clarity-gauge{grid-column:2;grid-row:1/4;position:relative;width:min(100%,112px);aspect-ratio:1.4/1;margin:auto;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;padding-bottom:8px}.eff-clarity-gauge:before{content:'';position:absolute;left:5%;right:5%;bottom:-42%;height:115%;border-radius:50% 50% 0 0;background:conic-gradient(from 270deg at 50% 100%,#d9534f 0deg 60deg,#f0ad4e 60deg 120deg,#5cb85c 120deg 180deg,transparent 180deg 360deg);mask:radial-gradient(circle at 50% 100%,transparent 0 43%,#000 44% 62%,transparent 63%);-webkit-mask:radial-gradient(circle at 50% 100%,transparent 0 43%,#000 44% 62%,transparent 63%)}.eff-clarity-needle{position:absolute;left:50%;bottom:9px;width:42%;height:2px;background:#172033;transform-origin:0 50%;transform:rotate(var(--clarity-angle,-90deg));transition:transform .55s ease;border-radius:4px}.eff-clarity-needle:after{content:'';position:absolute;left:-4px;top:-4px;width:9px;height:9px;border-radius:50%;background:#172033}.eff-clarity-gauge b{position:absolute;bottom:16px;font-size:clamp(11px,2cqw,19px);z-index:2}.eff-clarity-gauge small{position:absolute;bottom:1px;font-size:clamp(6px,.9cqw,9px);font-weight:700;color:#64748b;white-space:nowrap}.eff-pronunciation-status{grid-column:1;font-size:clamp(8px,1.05cqw,11px);font-weight:700;color:#526174}.eff-pronunciation-heard{grid-column:1;font-size:clamp(7px,.95cqw,10px);color:#6b7280;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.eff-pronunciation-editor-preview{pointer-events:none}.eff-pronunciation-editor-preview .eff-pronunciation-actions button{pointer-events:none}@keyframes effMicPulse{0%,100%{box-shadow:0 0 0 0 rgba(24,63,112,.25)}50%{box-shadow:0 0 0 7px rgba(24,63,112,0)}}.learner-slide-pronunciation{padding:0!important;overflow:visible!important}.learner-slide-pronunciation .eff-pronunciation-widget{container-type:inline-size}
/* v0.11.43 — compact pronunciation cards imported from PowerPoint */
.eff-pronunciation-widget.is-compact{display:grid;grid-template-columns:minmax(0,1fr) minmax(56px,34%);grid-template-rows:minmax(28px,1fr) auto;gap:2px 5px;padding:2px 3px;border:0;border-radius:8px;background:transparent;box-shadow:none;overflow:visible}
.eff-pronunciation-widget.is-compact .eff-pronunciation-actions{grid-column:1;grid-row:1;display:flex;align-items:center;justify-content:center;gap:4px;flex-wrap:nowrap}
.eff-pronunciation-widget.is-compact .eff-pronunciation-actions button{padding:4px 6px;font-size:clamp(7px,.95cqw,10px);line-height:1.05;min-width:0;white-space:nowrap}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge{grid-column:2;grid-row:1/3;width:min(100%,74px);padding-bottom:5px}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge b{bottom:12px;font-size:clamp(9px,1.5cqw,14px)}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge small{bottom:0;font-size:clamp(5px,.75cqw,7px)}
.eff-pronunciation-widget.is-compact .eff-clarity-needle{bottom:7px}
.eff-pronunciation-widget.is-compact .eff-pronunciation-status{grid-column:1;grid-row:2;text-align:center;font-size:clamp(6px,.78cqw,8px);line-height:1.05;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.eff-pronunciation-widget.is-compact .eff-pronunciation-heard{display:none!important}

/* v0.11.44 — pronunciation reset reliability + larger clarity gauge */
.eff-pronunciation-widget{grid-template-columns:minmax(0,1fr) minmax(128px,34%)}
.eff-clarity-gauge{width:min(100%,150px);aspect-ratio:1.5/1;padding-bottom:10px}
.eff-clarity-needle{height:3px;bottom:11px}
.eff-clarity-needle:after{left:-5px;top:-4px;width:11px;height:11px}
.eff-clarity-gauge b{bottom:19px;font-size:clamp(13px,2.25cqw,22px)}
.eff-clarity-gauge small{bottom:2px;font-size:clamp(7px,1cqw,10px)}
.eff-pronunciation-widget.is-model-playing [data-pronunciation-listen]{box-shadow:0 0 0 3px rgba(71,107,145,.14)}
.eff-pronunciation-widget.is-compact{grid-template-columns:minmax(0,1fr) minmax(92px,42%);gap:2px 6px}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge{width:min(100%,110px);padding-bottom:7px}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge b{bottom:15px;font-size:clamp(11px,1.8cqw,17px)}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge small{bottom:0;font-size:clamp(6px,.85cqw,8px)}
.eff-pronunciation-widget.is-compact .eff-clarity-needle{bottom:9px;height:3px}
@media(max-width:760px){.eff-pronunciation-widget{grid-template-columns:minmax(0,1fr) minmax(105px,38%)}.eff-clarity-gauge{width:min(100%,128px)}.eff-pronunciation-widget.is-compact{grid-template-columns:minmax(0,1fr) minmax(82px,40%)}.eff-pronunciation-widget.is-compact .eff-clarity-gauge{width:min(100%,100px)}}


/* v0.11.46 — responsive pronunciation widgets and fit-mode stability
   Keeps slide-sourced pronunciation cards inside their authored boxes when the
   learner preview is reduced to a half-width or small viewport. */
.learner-native-slide{container-type:inline-size;}
.learner-native-slide-wrap.view-fit .learner-slide-scroll{overflow:hidden;}
.learner-native-slide-wrap.view-fit .learner-native-slide{max-width:100%;max-height:calc(100vh - 255px);}
.learner-slide-pronunciation{padding:0!important;overflow:visible!important;}
.learner-slide-pronunciation .eff-pronunciation-widget{container-type:inline-size;}

/* Remove hard pixel minima that caused Listen/Pronounce and the gauge to overlap
   when the slide was displayed small. */
.eff-pronunciation-widget.is-compact{
  grid-template-columns:minmax(0,58%) minmax(0,42%);
  grid-template-rows:minmax(0,1fr) auto;
  gap:clamp(1px,.9cqw,5px);
  padding:clamp(1px,1.2cqw,4px);
  min-width:0;
  min-height:0;
}
.eff-pronunciation-widget.is-compact .eff-pronunciation-actions{
  min-width:0;
  gap:clamp(1px,.75cqw,4px);
  flex-wrap:nowrap;
}
.eff-pronunciation-widget.is-compact .eff-pronunciation-actions button{
  min-width:0;
  max-width:100%;
  padding:clamp(2px,1.4cqw,5px) clamp(3px,2cqw,6px);
  font-size:clamp(5px,4.4cqw,9px);
  line-height:1;
  overflow:hidden;
  text-overflow:ellipsis;
}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge{
  width:min(100%,84px);
  max-width:100%;
  aspect-ratio:1.5/1;
  padding-bottom:clamp(3px,1.6cqw,7px);
}
.eff-pronunciation-widget.is-compact .eff-clarity-needle{
  bottom:clamp(4px,1.8cqw,8px);
  height:clamp(1px,.7cqw,3px);
}
.eff-pronunciation-widget.is-compact .eff-clarity-needle:after{
  width:clamp(5px,2.6cqw,9px);
  height:clamp(5px,2.6cqw,9px);
  top:calc(clamp(5px,2.6cqw,9px) / -2 + .5px);
  left:calc(clamp(5px,2.6cqw,9px) / -2 + .5px);
}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge b{
  bottom:clamp(8px,3.4cqw,14px);
  font-size:clamp(7px,4.8cqw,15px);
}
.eff-pronunciation-widget.is-compact .eff-clarity-gauge small{
  bottom:0;
  font-size:clamp(4px,2.3cqw,7px);
  max-width:100%;
  overflow:hidden;
  text-overflow:ellipsis;
}
.eff-pronunciation-widget.is-compact .eff-pronunciation-status{
  font-size:clamp(5px,2.6cqw,8px);
  line-height:1;
  min-width:0;
}

/* Very narrow imported cards: use clear icon-only buttons instead of allowing long
   labels to collide with the clarity gauge. */
@container (max-width: 150px){
  .eff-pronunciation-widget.is-compact{grid-template-columns:1fr minmax(0,42%);gap:1px 3px;}
  .eff-pronunciation-widget.is-compact .eff-pronunciation-actions button{font-size:0;padding:3px 4px;}
  .eff-pronunciation-widget.is-compact [data-pronunciation-listen]::after{content:'🔊';font-size:clamp(9px,9cqw,14px);}
  .eff-pronunciation-widget.is-compact [data-pronunciation-record]::after{content:'🎙';font-size:clamp(9px,9cqw,14px);}
  .eff-pronunciation-widget.is-compact .eff-clarity-gauge small{display:none;}
}
@media(max-width:900px){
  .learner-native-slide-wrap.view-fit .learner-native-slide{max-height:calc(100vh - 230px);}
}


/* v0.11.47 — one shared clarity gauge per slide + reliable 8-card pronunciation */
.learner-native-slide.eff-shared-clarity-mode .learner-slide-pronunciation .eff-clarity-gauge{
  display:none!important;
}
.learner-native-slide.eff-shared-clarity-mode .eff-pronunciation-widget.is-compact{
  grid-template-columns:1fr!important;
  grid-template-rows:auto auto!important;
  gap:2px!important;
}
.learner-native-slide.eff-shared-clarity-mode .eff-pronunciation-widget.is-compact .eff-pronunciation-actions{
  grid-column:1!important;grid-row:1!important;
}
.learner-native-slide.eff-shared-clarity-mode .eff-pronunciation-widget.is-compact .eff-pronunciation-status{
  grid-column:1!important;grid-row:2!important;
}
.eff-shared-clarity-panel{
  position:absolute;z-index:80;right:2.0%;top:11.2%;width:17.5%;height:13.2%;
  box-sizing:border-box;padding:.7% 1.0%;border:1px solid rgba(24,63,112,.20);
  border-radius:10px;background:rgba(255,255,255,.97);box-shadow:0 4px 14px rgba(23,32,51,.12);
  display:grid;grid-template-columns:44% 56%;grid-template-rows:auto 1fr auto;
  pointer-events:none;font-family:Arial,Helvetica,sans-serif;color:#172033;
}
.eff-shared-clarity-target{
  grid-column:1;grid-row:1;font-size:clamp(8px,1.2vw,16px);font-weight:900;color:#183f70;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;align-self:end;
}
.eff-shared-clarity-gauge{
  grid-column:2;grid-row:1/4;position:relative;width:100%;height:100%;overflow:hidden;
  display:flex;align-items:flex-end;justify-content:center;padding-bottom:8%;box-sizing:border-box;
}
.eff-shared-clarity-gauge:before{
  content:'';position:absolute;left:2%;right:2%;bottom:-44%;height:118%;border-radius:50% 50% 0 0;
  background:conic-gradient(from 270deg at 50% 100%,#d9534f 0deg 60deg,#f0ad4e 60deg 120deg,#5cb85c 120deg 180deg,transparent 180deg 360deg);
  mask:radial-gradient(circle at 50% 100%,transparent 0 43%,#000 44% 62%,transparent 63%);
  -webkit-mask:radial-gradient(circle at 50% 100%,transparent 0 43%,#000 44% 62%,transparent 63%);
}
.eff-shared-clarity-needle{
  position:absolute;left:50%;bottom:12%;width:43%;height:3px;background:#172033;
  transform-origin:0 50%;transform:rotate(var(--clarity-angle,-90deg));transition:transform .55s ease;border-radius:4px;
}
.eff-shared-clarity-needle:after{
  content:'';position:absolute;left:-5px;top:-4px;width:11px;height:11px;border-radius:50%;background:#172033;
}
.eff-shared-clarity-gauge b{position:absolute;bottom:23%;font-size:clamp(11px,1.6vw,21px);z-index:2;}
.eff-shared-clarity-gauge small{position:absolute;bottom:2%;font-size:clamp(6px,.7vw,10px);font-weight:800;color:#64748b;white-space:nowrap;}
.eff-shared-clarity-status{
  grid-column:1;grid-row:2/4;align-self:center;font-size:clamp(6px,.75vw,10px);line-height:1.15;
  font-weight:700;color:#526174;overflow:hidden;
}
/* On narrow fitted slides keep the shared gauge visible but compact. */
@container (max-width:760px){
  .eff-shared-clarity-panel{right:1.4%;top:11%;width:19%;height:13%;padding:.5% .7%;}
  .eff-shared-clarity-target{font-size:clamp(7px,1.6cqw,11px)}
  .eff-shared-clarity-status{font-size:clamp(5px,1.1cqw,8px)}
  .eff-shared-clarity-gauge b{font-size:clamp(9px,2.2cqw,15px)}
}

/* v0.11.49 — shared gauge starts at zero, clearer labeling, and larger 8-card result display */
.eff-clarity-needle{transform:rotate(var(--clarity-angle,-180deg));}
.eff-shared-clarity-panel{
  right:1.8%;top:10.2%;width:20.5%;height:17.4%;padding:.55% .8%;
  display:grid;grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr) auto auto;
  gap:0;border-radius:12px;
}
.eff-shared-clarity-target{
  grid-column:1;grid-row:1;text-align:center;font-size:clamp(9px,1.25vw,17px);
  line-height:1.05;font-weight:900;color:#183f70;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.eff-shared-clarity-gauge{
  grid-column:1;grid-row:2;width:92%;height:100%;min-height:0;margin:0 auto;
  padding-bottom:4%;align-self:stretch;
}
.eff-shared-clarity-gauge:before{
  left:3%;right:3%;bottom:-43%;height:120%;
  background:conic-gradient(from 270deg at 50% 100%,#d9534f 0deg 60deg,#f0ad4e 60deg 120deg,#5cb85c 120deg 180deg,transparent 180deg 360deg);
}
.eff-shared-clarity-needle{
  bottom:10%;width:44%;height:3px;transform:rotate(var(--clarity-angle,-180deg));
}
.eff-shared-clarity-gauge b{bottom:19%;font-size:clamp(13px,1.8vw,24px);}
.eff-shared-clarity-label{
  grid-column:1;grid-row:3;text-align:center;font-size:clamp(8px,.95vw,13px);
  line-height:1;font-weight:900;color:#334155;padding-top:1px;
}
.eff-shared-clarity-status{
  grid-column:1;grid-row:4;text-align:center;align-self:center;font-size:clamp(6px,.72vw,10px);
  line-height:1.05;font-weight:700;color:#526174;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.eff-shared-clarity-gauge small{display:none!important;}
@container (max-width:760px){
  .eff-shared-clarity-panel{right:1.2%;top:10%;width:21.5%;height:17%;padding:.4% .55%;}
  .eff-shared-clarity-target{font-size:clamp(7px,1.8cqw,11px)}
  .eff-shared-clarity-label{font-size:clamp(6px,1.35cqw,9px)}
  .eff-shared-clarity-status{font-size:clamp(5px,1.05cqw,8px)}
  .eff-shared-clarity-gauge b{font-size:clamp(10px,2.5cqw,16px)}
}

/* v0.11.50 — larger vocabulary copy + readable pronunciation feedback
   Keep eight cards per slide while making the English target, French meaning,
   and Ready/feedback text easier to read at full and fitted player sizes. */
.learner-native-slide.eff-shared-clarity-mode .learner-slide-text.eff-pronunciation-card-word{
  font-size:clamp(11px,1.90cqw,24px)!important;
  line-height:1.08!important;
}
.learner-native-slide.eff-shared-clarity-mode .learner-slide-text.eff-pronunciation-card-translation{
  font-size:clamp(9px,1.50cqw,19px)!important;
  line-height:1.10!important;
}
.learner-native-slide.eff-shared-clarity-mode .eff-pronunciation-widget.is-compact .eff-pronunciation-status{
  font-size:clamp(8px,7cqw,12px)!important;
  line-height:1.12!important;
  font-weight:800!important;
  color:#334155!important;
  white-space:normal!important;
  overflow:visible!important;
  text-overflow:clip!important;
  min-height:1.15em;
}
/* Keep the feedback readable on a narrow fitted slide without forcing the buttons
   or the eight-card geometry to reflow. */
@container (max-width:150px){
  .learner-native-slide.eff-shared-clarity-mode .eff-pronunciation-widget.is-compact .eff-pronunciation-status{
    font-size:clamp(7px,8cqw,10px)!important;
  }
}

/* v0.11.51 — Foundational-word pronunciation slides
   Keep the 8-card layout, use more of the slide area, keep controls/status inside
   each card, and move the single shared clarity gauge into the unused lower-right
   area so it never covers the title or instruction. */
.foundational-pronunciation-native{
  container-type:inline-size;
}
.foundational-pronunciation-native .foundation-instruction{
  top:20.5%!important;
  height:8.5%!important;
  font-size:clamp(16px,1.8cqw,22px)!important;
  font-weight:800!important;
  align-items:center!important;
}
.foundational-pronunciation-native .foundation-card-bg.foundation-row-1{
  top:32.0%!important;
  height:21.5%!important;
}
.foundational-pronunciation-native .foundation-card-bg.foundation-row-2{
  top:56.0%!important;
  height:21.5%!important;
}
.foundational-pronunciation-native .foundation-target-word{
  height:5.2%!important;
  font-size:clamp(17px,2.05cqw,24px)!important;
  font-weight:800!important;
  line-height:1.05!important;
  align-items:center!important;
}
.foundational-pronunciation-native .foundation-target-word.foundation-row-1{top:33.6%!important;}
.foundational-pronunciation-native .foundation-target-word.foundation-row-2{top:57.6%!important;}
.foundational-pronunciation-native .foundation-translation{
  height:4.6%!important;
  font-size:clamp(13px,1.5cqw,18px)!important;
  line-height:1.05!important;
  align-items:center!important;
}
.foundational-pronunciation-native .foundation-translation.foundation-row-1{top:40.0%!important;}
.foundational-pronunciation-native .foundation-translation.foundation-row-2{top:64.0%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control{
  height:7.4%!important;
  overflow:visible!important;
  z-index:35!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-1{top:45.2%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-2{top:69.2%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-widget.is-compact{
  height:100%;
  box-sizing:border-box;
  grid-template-columns:1fr!important;
  grid-template-rows:auto auto!important;
  align-content:center;
  gap:clamp(2px,.55cqw,5px)!important;
  padding:0!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-actions{
  justify-content:center;
  gap:clamp(4px,.8cqw,8px)!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-actions button{
  font-size:clamp(8px,.92cqw,12px)!important;
  padding:clamp(3px,.45cqw,6px) clamp(5px,.7cqw,9px)!important;
  line-height:1.05!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-status{
  font-size:clamp(8px,.92cqw,12px)!important;
  line-height:1.05!important;
  font-weight:800!important;
  text-align:center!important;
  min-height:1em;
}
/* The individual mini gauges stay hidden in learner preview; one shared gauge is clearer. */
.foundational-pronunciation-native.eff-shared-clarity-mode .foundation-pronunciation-control .eff-clarity-gauge{
  display:none!important;
}
.foundational-pronunciation-native .eff-shared-clarity-panel{
  top:auto!important;
  bottom:2.2%!important;
  right:3.5%!important;
  width:20%!important;
  height:15.5%!important;
  min-height:0!important;
}
.foundational-pronunciation-native .eff-shared-clarity-target{
  font-size:clamp(10px,1.25cqw,17px)!important;
}
.foundational-pronunciation-native .eff-shared-clarity-label{
  font-size:clamp(8px,1.0cqw,13px)!important;
}
.foundational-pronunciation-native .eff-shared-clarity-status{
  font-size:clamp(7px,.8cqw,10px)!important;
}
@container (max-width:760px){
  .foundational-pronunciation-native .foundation-target-word{font-size:clamp(13px,2.5cqw,18px)!important;}
  .foundational-pronunciation-native .foundation-translation{font-size:clamp(10px,1.9cqw,14px)!important;}
  .foundational-pronunciation-native .eff-shared-clarity-panel{right:2.2%!important;width:22%!important;height:14.5%!important;}
}

/* v0.11.52 — final foundational-word layout refinement.
   Keep all eight cards, use the full slide, reserve the top-right for one shared
   clarity gauge, and keep the instructional title on the left. */
.foundational-pronunciation-native .foundation-instruction{
  left:4.4%!important;
  top:17.0%!important;
  width:66.0%!important;
  height:10.5%!important;
  font-size:clamp(18px,2.05cqw,26px)!important;
  line-height:1.12!important;
  font-weight:800!important;
  text-align:left!important;
  align-items:center!important;
  overflow:hidden!important;
}
.foundational-pronunciation-native .eff-shared-clarity-panel{
  top:12.5%!important;
  bottom:auto!important;
  right:4.0%!important;
  width:22.5%!important;
  height:16.0%!important;
  z-index:90!important;
}
/* Four equal columns: the same visual footprint as the cognate cards. */
.foundational-pronunciation-native .foundation-col-1{left:4.4%!important;width:20.8%!important;}
.foundational-pronunciation-native .foundation-col-2{left:27.8%!important;width:20.8%!important;}
.foundational-pronunciation-native .foundation-col-3{left:51.2%!important;width:20.8%!important;}
.foundational-pronunciation-native .foundation-col-4{left:74.6%!important;width:20.8%!important;}
.foundational-pronunciation-native .foundation-card-bg.foundation-row-1{top:31.0%!important;height:24.0%!important;}
.foundational-pronunciation-native .foundation-card-bg.foundation-row-2{top:58.5%!important;height:24.0%!important;}
.foundational-pronunciation-native .foundation-target-word{
  height:5.8%!important;
  font-size:clamp(18px,2.18cqw,26px)!important;
  font-weight:850!important;
  line-height:1.02!important;
  justify-content:center!important;
  text-align:center!important;
}
.foundational-pronunciation-native .foundation-target-word.foundation-row-1{top:33.0%!important;}
.foundational-pronunciation-native .foundation-target-word.foundation-row-2{top:60.5%!important;}
.foundational-pronunciation-native .foundation-translation{
  height:5.2%!important;
  font-size:clamp(14px,1.68cqw,20px)!important;
  line-height:1.05!important;
  justify-content:center!important;
  text-align:center!important;
}
.foundational-pronunciation-native .foundation-translation.foundation-row-1{top:40.8%!important;}
.foundational-pronunciation-native .foundation-translation.foundation-row-2{top:68.3%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control{
  height:8.0%!important;
  overflow:visible!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-1{top:46.7%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-2{top:74.2%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-actions button{
  font-size:clamp(9px,1.0cqw,13px)!important;
  padding:clamp(3px,.45cqw,6px) clamp(6px,.78cqw,10px)!important;
}
.foundational-pronunciation-native .foundation-pronunciation-control .eff-pronunciation-status{
  font-size:clamp(9px,1.0cqw,13px)!important;
  min-height:1.2em!important;
}
@container (max-width:760px){
  .foundational-pronunciation-native .foundation-instruction{font-size:clamp(15px,2.6cqw,20px)!important;}
  .foundational-pronunciation-native .foundation-target-word{font-size:clamp(14px,2.8cqw,20px)!important;}
  .foundational-pronunciation-native .foundation-translation{font-size:clamp(11px,2.1cqw,15px)!important;}
  .foundational-pronunciation-native .eff-shared-clarity-panel{top:12.4%!important;right:3.2%!important;width:23.5%!important;height:15.8%!important;}
}

/* Native multi-item type-in Learning Quiz. One imported PowerPoint production
   slide stays one Learning Quiz instead of becoming a stack of slide-looking items. */
.learning-typein-set{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px;margin:18px 0 8px;}
.learning-typein-row{display:grid;grid-template-columns:minmax(110px,.8fr) minmax(150px,1.2fr);align-items:center;gap:12px;padding:12px 14px;border:1px solid #dbe5f1;border-radius:12px;background:#f8fafc;}
.learning-typein-row span{font-weight:800;color:#183f70;font-size:16px;}
.learning-typein-row input{width:100%;font-size:17px;padding:10px 12px;}
@media(max-width:760px){.learning-typein-set{grid-template-columns:1fr}.learning-typein-row{grid-template-columns:minmax(90px,.7fr) minmax(130px,1.3fr)}}


/* v0.11.53 — foundational-card text separation.
   English targets and French translations are distinct layers; keep generous
   vertical separation and prevent either label from visually colliding. */
.foundational-pronunciation-native .foundation-target-word{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  white-space:normal!important;
  overflow:visible!important;
  z-index:28!important;
}
.foundational-pronunciation-native .foundation-translation{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  white-space:normal!important;
  overflow:visible!important;
  z-index:27!important;
}
.foundational-pronunciation-native .foundation-target-word.foundation-row-1{top:33.0%!important;height:5.5%!important;}
.foundational-pronunciation-native .foundation-translation.foundation-row-1{top:40.2%!important;height:4.8%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-1{top:46.4%!important;height:7.2%!important;}
.foundational-pronunciation-native .foundation-target-word.foundation-row-2{top:60.5%!important;height:5.5%!important;}
.foundational-pronunciation-native .foundation-translation.foundation-row-2{top:67.7%!important;height:4.8%!important;}
.foundational-pronunciation-native .foundation-pronunciation-control.foundation-row-2{top:73.9%!important;height:7.2%!important;}

/* v0.11.58 — unified mobile-ready pronunciation cards.
   This is intentionally a learner-preview rendering layer only: it does not
   change PowerPoint content, quizzes, narration, or stored slide geometry. */
.learner-native-slide.eff-pronunciation-grid-slide{
  container-type:inline-size;
}
/* Remove repetitive per-card status/help copy. The shared gauge carries status. */
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-status,
.learner-native-slide.eff-pronunciation-grid-slide [data-pronunciation-heard]{
  display:none!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-widget.is-compact{
  grid-template-columns:1fr!important;
  grid-template-rows:1fr!important;
  padding:0!important;
  gap:0!important;
  background:transparent!important;
  border:0!important;
  box-shadow:none!important;
  overflow:visible!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-actions{
  display:grid!important;
  grid-template-columns:1fr 1fr!important;
  gap:clamp(5px,.8cqw,10px)!important;
  width:100%!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-actions button{
  min-height:34px!important;
  font-size:clamp(11px,1.35cqw,16px)!important;
  font-weight:800!important;
  line-height:1!important;
  padding:clamp(5px,.55cqw,8px) clamp(7px,.8cqw,12px)!important;
  border-radius:10px!important;
}
/* Keep the one shared gauge as the only visual score source. */
.learner-native-slide.eff-pronunciation-grid-slide.eff-shared-clarity-mode .eff-pron-card-control .eff-clarity-gauge{
  display:none!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-panel{
  top:12.0%!important;
  right:3.2%!important;
  bottom:auto!important;
  width:25.0%!important;
  height:17.0%!important;
  min-height:0!important;
  z-index:100!important;
  padding:.55% .75%!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-target{
  font-size:clamp(11px,1.65cqw,20px)!important;
  font-weight:850!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-label{
  font-size:clamp(9px,1.2cqw,14px)!important;
  font-weight:850!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-status{
  font-size:clamp(8px,.95cqw,12px)!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-gauge b{
  font-size:clamp(14px,2.0cqw,26px)!important;
}
/* Make the English word and French meaning genuinely readable when the whole
   slide is fitted into a smaller viewport. */
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-card-word{
  font-size:clamp(17px,2.25cqw,28px)!important;
  line-height:1.02!important;
  font-weight:850!important;
  overflow:visible!important;
  white-space:normal!important;
  z-index:42!important;
}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-card-translation{
  font-size:clamp(13px,1.65cqw,21px)!important;
  line-height:1.05!important;
  overflow:visible!important;
  white-space:normal!important;
  z-index:41!important;
}
/* Generic cognate-card geometry: use more of the empty lower half while keeping
   the shared gauge free in the upper-right.  These classes are assigned at
   runtime by pronunciation-check.js and therefore work for already-imported slides. */
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pron-card-bg.eff-pron-row-1{
  top:35.5%!important;
  height:24.5%!important;
}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pron-card-bg.eff-pron-row-2{
  top:63.0%!important;
  height:24.5%!important;
}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pronunciation-card-word.eff-pron-row-1{top:38.0%!important;height:5.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pronunciation-card-translation.eff-pron-row-1{top:44.5%!important;height:4.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pron-card-control.eff-pron-row-1{top:51.0%!important;height:6.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pronunciation-card-word.eff-pron-row-2{top:65.5%!important;height:5.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pronunciation-card-translation.eff-pron-row-2{top:72.0%!important;height:4.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide:not(.foundational-pronunciation-native) .eff-pron-card-control.eff-pron-row-2{top:78.5%!important;height:6.5%!important;}
/* Column alignment for any 8-card vocabulary/pronunciation slide. */
.learner-native-slide.eff-pronunciation-grid-slide .eff-pron-col-1{left:4.0%!important;width:21.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pron-col-2{left:27.5%!important;width:21.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pron-col-3{left:51.0%!important;width:21.5%!important;}
.learner-native-slide.eff-pronunciation-grid-slide .eff-pron-col-4{left:74.5%!important;width:21.5%!important;}
/* Foundational cards: override older v0.11.51–53 rules. Push both rows lower,
   enlarge cards, and remove the tiny Ready/help row that was wasting space. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-instruction{
  left:4.0%!important;
  top:18.0%!important;
  width:64.0%!important;
  height:8.5%!important;
  font-size:clamp(18px,2.25cqw,28px)!important;
  line-height:1.08!important;
  font-weight:850!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-card-bg.foundation-row-1{top:34.5%!important;height:25.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-card-bg.foundation-row-2{top:63.0%!important;height:25.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word.foundation-row-1{top:37.2%!important;height:5.8%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation.foundation-row-1{top:44.2%!important;height:5.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control.foundation-row-1{top:51.2%!important;height:6.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word.foundation-row-2{top:65.7%!important;height:5.8%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation.foundation-row-2{top:72.7%!important;height:5.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control.foundation-row-2{top:79.7%!important;height:6.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{
  font-size:clamp(18px,2.35cqw,28px)!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{
  font-size:clamp(14px,1.75cqw,21px)!important;
}
@container (max-width:760px){
  .learner-native-slide.eff-pronunciation-grid-slide .eff-shared-clarity-panel{top:11.5%!important;right:2.4%!important;width:26.5%!important;height:17.5%!important;}
  .learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-actions button{font-size:0!important;min-height:30px!important;}
  .learner-native-slide.eff-pronunciation-grid-slide [data-pronunciation-listen]::after{content:'🔊';font-size:clamp(14px,3.8cqw,20px);}
  .learner-native-slide.eff-pronunciation-grid-slide [data-pronunciation-record]::after{content:'🎙';font-size:clamp(14px,3.8cqw,20px);}
  .learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-card-word,
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{font-size:clamp(15px,3.0cqw,22px)!important;}
  .learner-native-slide.eff-pronunciation-grid-slide .eff-pronunciation-card-translation,
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{font-size:clamp(11px,2.2cqw,16px)!important;}
}
\n\n/* v0.11.59 — remove the duplicate PowerPoint clarity gauge.\n   Chapter 2's validated PPT already reserves an upper-right gauge area. The\n   live pronunciation gauge replaces that static placeholder instead of\n   overlapping it. */\n.learner-native-slide.eff-authored-gauge-suppressed .eff-authored-gauge-layer{\n  display:none!important;\n}\n.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-panel{\n  left:68.1%!important;\n  right:auto!important;\n  top:13.5%!important;\n  width:26.2%!important;\n  height:14.7%!important;\n  min-height:0!important;\n  z-index:110!important;\n  padding:.35% .65%!important;\n  border-radius:12px!important;\n}\n.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-target{\n  font-size:clamp(10px,1.45cqw,18px)!important;\n  line-height:1.02!important;\n}\n.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-label{\n  font-size:clamp(8px,1.05cqw,13px)!important;\n}\n.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-status{\n  font-size:clamp(7px,.85cqw,11px)!important;\n}\n.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-gauge b{\n  font-size:clamp(13px,1.8cqw,23px)!important;\n}\n@container (max-width:760px){\n  .learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-panel{\n    left:68.1%!important;right:auto!important;top:13.5%!important;width:26.2%!important;height:14.7%!important;\n  }\n}\n

/* v0.11.60 — hard removal/cover for duplicate authored clarity gauge. */
.learner-native-slide.eff-authored-gauge-suppressed .eff-authored-gauge-layer{
  display:none!important;visibility:hidden!important;opacity:0!important;pointer-events:none!important;
}
.learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-panel{
  left:65.4%!important;right:auto!important;top:10.9%!important;width:31.0%!important;height:19.3%!important;
  min-height:0!important;z-index:500!important;background:#fff!important;opacity:1!important;
  box-shadow:0 4px 14px rgba(23,32,51,.14)!important;padding:.45% .85%!important;overflow:hidden!important;
}
@container (max-width:760px){
  .learner-native-slide.eff-pronunciation-grid-slide.eff-authored-gauge-suppressed .eff-shared-clarity-panel{
    left:65.4%!important;right:auto!important;top:10.9%!important;width:31.0%!important;height:19.3%!important;
  }
}

/* v0.11.61 — foundational pronunciation readability + control consistency.
   The mobile-ready Chapter 2 PowerPoint has a separate heading and instruction.
   Hide the long heading on interactive pronunciation slides so the learner
   instruction can be large and readable without colliding with the live gauge. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pron-title{
  display:none!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-instruction{
  left:4.0%!important;
  top:16.5%!important;
  width:59.5%!important;
  height:12.5%!important;
  font-size:clamp(24px,2.75cqw,34px)!important;
  line-height:1.12!important;
  font-weight:750!important;
  overflow:visible!important;
  white-space:normal!important;
  text-align:left!important;
  align-items:center!important;
  z-index:55!important;
}
/* Make the card copy easier to read after the whole 16:9 slide is scaled down. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{
  font-size:clamp(22px,2.9cqw,34px)!important;
  line-height:1!important;
  font-weight:850!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{
  font-size:clamp(17px,2.05cqw,25px)!important;
  line-height:1.04!important;
  font-weight:500!important;
}
/* PowerPoint Listen/Pronounce labels are authoring placeholders.  The live
   controls below replace them so every card has exactly the same controls. */
.foundational-pronunciation-native .eff-authored-pron-button{
  display:none!important;
  visibility:hidden!important;
  opacity:0!important;
  pointer-events:none!important;
}
/* Never collapse foundational controls to unexplained icon-only buttons. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions{
  grid-template-columns:1fr 1fr!important;
  gap:clamp(5px,.75cqw,9px)!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions button{
  font-size:clamp(12px,1.45cqw,17px)!important;
  min-height:34px!important;
  padding:clamp(5px,.55cqw,8px) clamp(5px,.65cqw,9px)!important;
  white-space:nowrap!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide [data-pronunciation-listen]::after,
.foundational-pronunciation-native.eff-pronunciation-grid-slide [data-pronunciation-record]::after{
  content:none!important;
  display:none!important;
}
/* Keep the two rows comfortably below the larger instruction. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-card-bg.foundation-row-1{top:33.0%!important;height:26.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-card-bg.foundation-row-2{top:62.0%!important;height:26.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word.foundation-row-1{top:35.6%!important;height:6.3%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation.foundation-row-1{top:43.0%!important;height:5.4%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control.foundation-row-1{top:50.5%!important;height:7.0%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word.foundation-row-2{top:64.6%!important;height:6.3%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation.foundation-row-2{top:72.0%!important;height:5.4%!important;}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control.foundation-row-2{top:79.5%!important;height:7.0%!important;}
@container (max-width:760px){
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-instruction{
    font-size:clamp(20px,4.0cqw,28px)!important;
  }
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{
    font-size:clamp(18px,3.6cqw,26px)!important;
  }
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{
    font-size:clamp(14px,2.7cqw,20px)!important;
  }
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions button{
    font-size:clamp(10px,2.0cqw,14px)!important;
    min-height:30px!important;
  }
}

/* v0.11.62 — compact admin preview + readable foundational list slides.
   1) The yellow admin-preview banner is removed from lesson.php and its return
      action is placed in the slide view toolbar.
   2) Preview mode uses the reclaimed vertical space for a larger slide.
   3) Static foundational-word list slides receive modestly larger copy without
      changing the authored 3x2 card structure. */
.admin-lesson-preview .learner-builder-return{
  margin-right:auto;
  text-decoration:none;
  color:var(--accent);
  border-color:#b8c9e3;
  background:#fff;
  white-space:nowrap;
}
.admin-lesson-preview .learner-builder-return:hover{
  background:#eef5ff;
  border-color:#8fb0df;
}
.admin-lesson-preview .container{
  padding-top:5mm!important;
}
.admin-lesson-preview .learner-lesson-toolbar{
  margin-bottom:7px!important;
}
.admin-lesson-preview .learner-native-slide-wrap.view-fit .learner-native-slide{
  width:min(100%,calc((100vh - 198px) * 16 / 9))!important;
  max-height:calc(100vh - 198px)!important;
}

/* Keep the static 3x2 foundational-word cards, but make them use the available
   slide space more effectively and keep the copy readable after fit-to-screen. */
.foundational-list-native .foundation-list-title{
  font-size:clamp(24px,2.55cqw,34px)!important;
  line-height:1.08!important;
  font-weight:850!important;
  overflow:visible!important;
}
.foundational-list-native .foundation-list-objective{
  font-size:clamp(16px,1.55cqw,21px)!important;
  line-height:1.12!important;
  font-weight:650!important;
}
.foundational-list-native .foundation-list-card-heading{
  font-size:clamp(18px,1.75cqw,24px)!important;
  line-height:1.02!important;
  font-weight:800!important;
  align-items:center!important;
  justify-content:center!important;
  text-align:center!important;
}
.foundational-list-native .foundation-list-card-body{
  font-size:clamp(17px,1.55cqw,21px)!important;
  line-height:1.22!important;
  overflow:hidden!important;
}
.foundational-list-native .foundation-list-card-bg{
  min-height:27%!important;
}

@media(max-width:900px){
  .admin-lesson-preview .container{padding-top:3mm!important;}
  .admin-lesson-preview .learner-native-slide-wrap.view-fit .learner-native-slide{
    width:min(100%,calc((100vh - 178px) * 16 / 9))!important;
    max-height:calc(100vh - 178px)!important;
  }
}
@media(max-width:760px){
  .learner-slide-viewbar{gap:5px;}
  .admin-lesson-preview .learner-builder-return{font-size:11px;padding:6px 8px;}
  .foundational-list-native .foundation-list-title{font-size:clamp(20px,3.9cqw,28px)!important;}
  .foundational-list-native .foundation-list-objective{font-size:clamp(13px,2.45cqw,17px)!important;}
  .foundational-list-native .foundation-list-card-heading{font-size:clamp(15px,2.8cqw,19px)!important;}
  .foundational-list-native .foundation-list-card-body{font-size:clamp(13px,2.35cqw,17px)!important;line-height:1.18!important;}
}


/* v0.11.63 — compact foundational pronunciation controls + objective fit.
   - Foundational pronunciation cards now mirror cognate cards with icon-only
     speaker/microphone controls, while retaining aria labels and tooltips.
   - Increase English/French card copy slightly without changing the 4x2 layout.
   - Give the static foundational-word Objective panel more room so its text stays
     fully inside the panel instead of being clipped by the cards below. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions{
  display:flex!important;
  justify-content:center!important;
  align-items:center!important;
  gap:clamp(8px,1.15cqw,14px)!important;
  flex-wrap:nowrap!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions button{
  flex:0 0 auto!important;
  width:clamp(42px,4.7cqw,60px)!important;
  min-width:0!important;
  min-height:32px!important;
  padding:clamp(4px,.45cqw,7px)!important;
  font-size:clamp(16px,2.05cqw,24px)!important;
  line-height:1!important;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  white-space:nowrap!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control [data-pronunciation-listen]::after,
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control [data-pronunciation-record]::after{
  content:none!important;
  display:none!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{
  font-size:clamp(24px,3.05cqw,36px)!important;
  line-height:1!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{
  font-size:clamp(18px,2.18cqw,27px)!important;
  line-height:1.03!important;
}

/* The Objective block on foundational-list slides is authored as one text panel.
   Expand it left/up and make it taller so the full objective remains visible. */
.foundational-list-native .foundation-list-objective{
  left:62.5%!important;
  top:10.2%!important;
  width:34.0%!important;
  height:17.5%!important;
  box-sizing:border-box!important;
  padding:clamp(5px,.55cqw,9px)!important;
  font-size:clamp(16px,1.62cqw,22px)!important;
  line-height:1.10!important;
  overflow:hidden!important;
}
@container (max-width:760px){
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-target-word{font-size:clamp(19px,3.9cqw,27px)!important;}
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-translation{font-size:clamp(15px,3.0cqw,21px)!important;}
  .foundational-pronunciation-native.eff-pronunciation-grid-slide .foundation-pronunciation-control .eff-pronunciation-actions button{
    width:clamp(34px,7.4cqw,48px)!important;
    min-height:29px!important;
    font-size:clamp(14px,4.0cqw,20px)!important;
  }
  .foundational-list-native .foundation-list-objective{
    left:61.5%!important;top:9.8%!important;width:35.0%!important;height:18.5%!important;
    font-size:clamp(13px,2.55cqw,18px)!important;
  }
}

/* v0.11.64 — Compact Slide Studio workspace */
.compact-slide-studio-top{align-items:center;margin-bottom:12px;gap:14px}
.compact-slide-studio-top .slide-studio-heading{flex:0 0 auto;min-width:210px}
.compact-slide-studio-top .slide-studio-heading h1{margin:2px 0 0;font-size:32px;line-height:1.08}
.compact-slide-studio-top .slide-studio-heading .eyebrow{margin:0;font-size:11px}
.slide-studio-primary-actions{justify-content:flex-end;gap:7px}
.slide-studio-primary-actions .btn{padding:9px 13px}
.compact-pptx-import-panel{margin:0 0 14px;padding:16px 18px;box-shadow:none}
.compact-pptx-import-panel:not([open]){display:none}
.compact-pptx-import-panel summary{min-height:28px}
.compact-pptx-import-panel .pptx-import-body{margin-top:10px;padding-top:12px}
.slide-studio-layout{gap:16px}
.slide-workspace-panel{padding:20px}
.slide-inspector-panel{padding:20px}
.slide-screen-nav{margin-top:6px;margin-bottom:12px;padding:8px 10px}
@media(max-width:1050px){
  .compact-slide-studio-top{align-items:flex-start;flex-direction:column}
  .slide-studio-primary-actions{justify-content:flex-start}
}
@media(max-width:700px){
  .compact-slide-studio-top .slide-studio-heading h1{font-size:28px}
  .slide-studio-primary-actions .btn{padding:8px 11px;font-size:14px}
  .slide-workspace-panel,.slide-inspector-panel{padding:14px}
}

/* v0.11.65 — focused admin lesson preview.
   Preview is a learner-style player, not an editing page: remove course chrome,
   keep only a compact preview toolbar and stable Previous/Next controls, and
   anchor each selected screen in the same viewport position. */
.admin-lesson-preview .site-header,
.admin-lesson-preview .site-footer,
.admin-lesson-preview .learner-course-sidebar,
.admin-lesson-preview .learner-sidebar-backdrop{
  display:none!important;
}
.admin-lesson-preview .container{
  max-width:none!important;
  width:100%!important;
  padding:8px 14px 18px!important;
}
.admin-lesson-preview .immersive-lesson-shell{
  display:block!important;
  width:100%!important;
}
.admin-lesson-preview .immersive-lesson-content{
  width:min(100%,1480px)!important;
  margin:0 auto!important;
}
.admin-lesson-preview .admin-preview-player-toolbar{
  position:sticky!important;
  top:0!important;
  z-index:40!important;
  grid-template-columns:minmax(150px,auto) auto minmax(140px,260px)!important;
  min-height:48px!important;
  margin:0 0 7px!important;
  padding:6px 9px!important;
  background:rgba(255,255,255,.96)!important;
  border:1px solid var(--line)!important;
  box-shadow:0 4px 16px rgba(25,36,54,.06)!important;
  backdrop-filter:blur(9px)!important;
}
.admin-lesson-preview .learner-preview-return{
  display:inline-flex;
  align-items:center;
  justify-content:flex-start;
  min-height:34px;
  padding:6px 10px;
  border:1px solid #d6deea;
  border-radius:9px;
  background:#fff;
  color:#24456e;
  font-size:13px;
  font-weight:750;
  line-height:1;
  text-decoration:none;
  white-space:nowrap;
}
.admin-lesson-preview .learner-preview-return:hover{
  border-color:#9bb8e8;
  color:var(--accent);
  background:#f8fbff;
}
.admin-lesson-preview .learner-slide-viewbar{
  padding:5px 7px!important;
  min-height:36px!important;
}
.admin-lesson-preview .learner-view-btn{
  padding:5px 8px!important;
  font-size:11px!important;
}
.admin-lesson-preview .screen-player{
  min-height:0!important;
  scroll-margin-top:62px!important;
}
.admin-lesson-preview .lesson-screen{
  margin-bottom:6px!important;
}
.admin-lesson-preview .lesson-screen.content-block{
  border-radius:12px!important;
  box-shadow:none!important;
}
.admin-lesson-preview .learner-native-slide-wrap.view-fit .learner-native-slide{
  width:min(100%,calc((100vh - 154px) * 16 / 9))!important;
  max-height:calc(100vh - 154px)!important;
}
.admin-lesson-preview .screen-controls{
  position:sticky!important;
  bottom:0!important;
  z-index:39!important;
  margin:7px 0 0!important;
  padding:7px 9px!important;
  border:1px solid var(--line)!important;
  border-radius:12px!important;
  background:rgba(255,255,255,.96)!important;
  box-shadow:0 -3px 14px rgba(25,36,54,.06)!important;
  backdrop-filter:blur(9px)!important;
}
.admin-lesson-preview .screen-controls .btn{
  min-width:132px!important;
  padding:8px 13px!important;
}
.admin-lesson-preview .lesson-finish{
  scroll-margin-top:62px!important;
}
@media(max-width:760px){
  .admin-lesson-preview .container{padding:4px 6px 12px!important;}
  .admin-lesson-preview .admin-preview-player-toolbar{
    grid-template-columns:auto auto 1fr!important;
    gap:7px!important;
    border-radius:9px!important;
  }
  .admin-lesson-preview .learner-preview-return{
    max-width:148px;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .admin-lesson-preview .learner-native-slide-wrap.view-fit .learner-native-slide{
    width:min(100%,calc((100vh - 146px) * 16 / 9))!important;
    max-height:calc(100vh - 146px)!important;
  }
  .admin-lesson-preview .screen-controls .btn{min-width:0!important;flex:1!important;}
}


/* v0.11.69 — canonical Chapter 2 pronunciation-card renderer.
   The PowerPoint remains the content source, but the interactive 4x2 card area
   is drawn from one fixed learner template. This covers old card layers rather
   than editing saved Slide Studio geometry. */
.eff-fixed-pronunciation-grid .eff-fixed-pron-grid-cover{
  position:absolute!important;left:2.4%!important;top:31.2%!important;width:95.2%!important;height:61.5%!important;
  background:#fff!important;z-index:180!important;pointer-events:none!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-grid{
  position:absolute!important;left:3.4%!important;top:32.7%!important;width:93.2%!important;height:57.8%!important;
  display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr))!important;grid-template-rows:repeat(2,minmax(0,1fr))!important;
  gap:4.2% 2%!important;z-index:210!important;box-sizing:border-box!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card{
  position:relative!important;min-width:0!important;min-height:0!important;display:flex!important;flex-direction:column!important;
  align-items:center!important;box-sizing:border-box!important;padding:6% 5% 5.2%!important;background:#f8fbff!important;
  border:1px solid #c9d5e5!important;border-radius:18px!important;overflow:hidden!important;box-shadow:none!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card::before{
  content:'';position:absolute;left:0;top:0;width:100%;height:3.3%;background:var(--eff-card-accent,#173f70);
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-word{
  width:100%!important;text-align:center!important;color:var(--eff-card-accent,#173f70)!important;
  font-size:clamp(22px,2.75cqw,34px)!important;line-height:1.02!important;font-weight:800!important;
  white-space:normal!important;overflow-wrap:anywhere!important;margin-top:1%!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-translation{
  width:100%!important;text-align:center!important;color:#202937!important;font-size:clamp(17px,2.05cqw,25px)!important;
  line-height:1.08!important;font-weight:500!important;margin-top:5.5%!important;white-space:normal!important;overflow-wrap:anywhere!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-divider{
  width:92%!important;height:1px!important;background:#d4dde9!important;margin-top:auto!important;margin-bottom:5.2%!important;flex:0 0 auto!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-control{width:100%!important;display:flex!important;justify-content:center!important;align-items:center!important;flex:0 0 auto!important;}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-widget{
  width:100%!important;display:block!important;background:transparent!important;border:0!important;padding:0!important;margin:0!important;box-shadow:none!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-actions{
  display:grid!important;grid-template-columns:1fr 1fr!important;gap:8%!important;width:100%!important;margin:0!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-actions button{
  min-width:0!important;width:100%!important;min-height:34px!important;height:auto!important;padding:7px 4px!important;border-radius:10px!important;
  font-size:0!important;line-height:1!important;display:flex!important;align-items:center!important;justify-content:center!important;
}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card [data-pronunciation-listen]::after{content:'🔊'!important;font-size:clamp(17px,2.05cqw,25px)!important;}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card [data-pronunciation-record]::after{content:'🎙'!important;font-size:clamp(17px,2.05cqw,25px)!important;}
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-clarity-gauge,
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-status,
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-heard,
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-eyebrow,
.eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-word{display:none!important;}
.eff-fixed-pronunciation-grid .eff-fixed-pron-instruction{
  line-height:1.08!important;font-weight:700!important;overflow:visible!important;white-space:normal!important;z-index:120!important;
}
.eff-fixed-pronunciation-grid.eff-shared-clarity-mode .eff-shared-clarity-panel{z-index:520!important;background:#fff!important;}
@container (max-width:760px){
  .eff-fixed-pronunciation-grid .eff-fixed-pron-grid{left:3.2%!important;width:93.6%!important;gap:4% 1.6%!important;}
  .eff-fixed-pronunciation-grid .eff-fixed-pron-card{border-radius:13px!important;padding:5% 4% 4.6%!important;}
  .eff-fixed-pronunciation-grid .eff-fixed-pron-word{font-size:clamp(18px,4cqw,27px)!important;}
  .eff-fixed-pronunciation-grid .eff-fixed-pron-translation{font-size:clamp(14px,3cqw,20px)!important;margin-top:4%!important;}
  .eff-fixed-pronunciation-grid .eff-fixed-pron-card .eff-pronunciation-actions button{min-height:30px!important;padding:5px 2px!important;}
}

/* v0.11.70 — restore the visible speaker/microphone icons on canonical
   Foundational Words pronunciation cards. An older foundational-only rule
   intentionally removed pseudo icons before the canonical 4x2 renderer existed;
   its higher specificity was leaving the newer buttons visually empty. Keep the
   existing card geometry and button behavior unchanged and only restore icons. */
.foundational-pronunciation-native.eff-pronunciation-grid-slide.eff-fixed-pronunciation-grid .eff-fixed-pron-card [data-pronunciation-listen]::after{
  content:'🔊'!important;
  display:inline-block!important;
  font-size:clamp(17px,2.05cqw,25px)!important;
  line-height:1!important;
}
.foundational-pronunciation-native.eff-pronunciation-grid-slide.eff-fixed-pronunciation-grid .eff-fixed-pron-card [data-pronunciation-record]::after{
  content:'🎙'!important;
  display:inline-block!important;
  font-size:clamp(17px,2.05cqw,25px)!important;
  line-height:1!important;
}


/* v0.11.71 — pronunciation instruction WYSIWYG fix.
   Do not force a separate learner-preview font size for the instruction line.
   The slide editor's authored font size and existing auto-fit logic now control it,
   keeping the full instruction visible above the fixed pronunciation-card grid. */

/* v0.11.72 — keep long pronunciation instructions clear of the live clarity gauge.
   A few cognate/related-word slides have a wider authored instruction box. In
   learner/admin Preview that box could visually continue underneath the shared
   upper-right gauge because the fixed-grid rule allowed visible overflow.
   Preserve the authored font size and geometry wherever they already fit; only
   cap the instruction's usable width to the safe area left of the gauge and let
   the existing Preview auto-fit shrink the text when a longer sentence needs it. */
.learner-native-slide.eff-fixed-pronunciation-grid.eff-shared-clarity-mode .eff-fixed-pron-instruction{
  max-width:61.0%!important;
  overflow:hidden!important;
  white-space:normal!important;
}


/* v0.12.0 — multi-course catalog, learner accounts, enrollment and course access */
.platform-hero{background:linear-gradient(135deg,#f7fbff,#eef5ff);border:1px solid var(--line)}
.course-catalog-grid,.admin-course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.course-catalog-card,.admin-course-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 10px 28px rgba(25,45,75,.06);display:flex;flex-direction:column;gap:12px}
.course-catalog-card h2,.admin-course-card h2{margin:0;font-size:24px;line-height:1.15}
.course-catalog-card p,.admin-course-card p{margin:0}
.course-card-top,.course-detail-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.course-card-meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:13px;font-weight:750;margin-top:auto}
.course-access-badge{display:inline-flex;align-items:center;width:max-content;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:850;letter-spacing:.03em;background:#eef3f7;color:#476079;border:1px solid #dce5ed}
.course-access-badge.free{background:#edf9f2;color:#287547;border-color:#cdebd8}
.course-access-badge.paid{background:#fff7df;color:#7b5b00;border-color:#eddc9b}
.course-access-badge.private{background:#f3effb;color:#634390;border-color:#ddd1ef}
.course-detail-hero{padding-bottom:24px}.course-detail-meta{justify-content:flex-start;margin-top:16px}
.enrollment-panel{max-width:980px;margin:0 auto 28px}.enrollment-options-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px;margin-top:18px}
.enrollment-option{border:1px solid var(--line);border-radius:15px;padding:18px;background:var(--soft)}
.enrollment-option h3{margin-top:0}.course-access-settings{border-top:1px solid var(--line);padding-top:18px;margin-top:4px}
.auth-shell{min-height:60vh;display:grid;place-items:center}.auth-card{width:min(520px,100%)}.auth-card h1{margin-top:5px}
.course-authoring-tools{margin-bottom:20px}.course-authoring-tools .actions{margin-top:10px}
@media(max-width:720px){
  .course-catalog-grid,.admin-course-grid{grid-template-columns:1fr}
  .course-catalog-card,.admin-course-card{padding:18px}
  .course-catalog-card h2,.admin-course-card h2{font-size:21px}
  .enrollment-options-grid{grid-template-columns:1fr}
  .site-header .brand span:last-child{max-width:170px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}

/* v0.12.2 — Selected narration section volume */
.selection-volume-panel{margin-top:12px;padding:12px 14px;border:1px solid #cbdaf0;border-radius:12px;background:#f7faff;display:grid;gap:9px}.selection-volume-copy{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}.selection-volume-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.selection-volume-controls input[type=range]{flex:1 1 260px;min-width:180px}.selection-volume-number{display:inline-flex;align-items:center;gap:4px;font-weight:800;color:#31445f}.selection-volume-number input{width:74px;padding:7px 8px}.selection-volume-live{min-width:48px;font-size:12px;font-weight:850;color:#175cd3}.selection-volume-controls :disabled{opacity:.48;cursor:not-allowed}@media(max-width:650px){.selection-volume-copy{display:grid}.selection-volume-controls input[type=range]{flex-basis:100%;width:100%}.selection-volume-controls .btn{flex:1 1 100%}}

/* v0.12.3 — editor safety, autosave and draggable visual layer order */
.editor-lock-overlay{position:fixed;inset:0;z-index:100000;background:rgba(15,23,42,.58);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:24px}.editor-lock-card{width:min(520px,100%);background:#fff;border-radius:20px;box-shadow:0 24px 80px rgba(15,23,42,.28);padding:28px;text-align:center;border:1px solid #dbe5f1}.editor-lock-card h2{margin:8px 0 10px;font-size:24px}.editor-lock-card p{margin:0 auto 18px;max-width:44ch;line-height:1.55;color:#475569}.editor-lock-card small{display:block;margin-top:16px;color:#64748b;line-height:1.45}.editor-lock-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;margin:0 auto;background:#fff5e5;color:#9a5a00;font-size:24px;font-weight:800}.editor-lock-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.timeline-layer-label{position:relative}.timeline-object-row:not(.timeline-bullet-row) .timeline-layer-label{flex-direction:row;align-items:center;justify-content:flex-start;gap:7px;padding-left:7px}.timeline-label-copy{display:flex!important;flex-direction:column;justify-content:center;min-width:0;flex:1;color:inherit;font-size:inherit!important}.timeline-label-copy strong{min-width:0}.timeline-label-copy>span{font-size:11px!important;color:var(--muted)!important}.timeline-reorder-grip{display:inline-grid!important;place-items:center;flex:0 0 22px;width:22px;height:28px;border-radius:6px;color:#8090a6!important;font-size:15px!important;line-height:1!important;cursor:grab;user-select:none;touch-action:none;background:transparent}.timeline-reorder-grip:hover{background:#eaf2ff;color:#315f9c!important}.timeline-reorder-grip:active{cursor:grabbing}.timeline-object-row.is-layer-dragging{opacity:.46}.timeline-object-row.is-layer-drop-before{box-shadow:inset 0 3px 0 #175cd3}.timeline-object-row.is-layer-drop-after{box-shadow:inset 0 -3px 0 #175cd3}.timeline-object-row.is-layer-drop-before .timeline-label,.timeline-object-row.is-layer-drop-after .timeline-label{background:#eef5ff}
@media(max-width:760px){.editor-lock-overlay{padding:14px}.editor-lock-card{padding:22px 18px}.editor-lock-actions{flex-direction:column}.editor-lock-actions .btn{width:100%}.timeline-reorder-grip{flex-basis:18px;width:18px}}

/* v0.12.4 — Clean Learning Quiz Studio */
.learning-quiz-builder.quiz-studio-clean{max-width:none;padding:18px}.quiz-studio-shell{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(330px,.75fr);gap:22px;align-items:start}.quiz-studio-editor{display:grid;gap:14px;min-width:0}.quiz-studio-card{display:grid;gap:14px;padding:17px;border:1px solid var(--line);border-radius:16px;background:#fff}.quiz-core-card{background:linear-gradient(180deg,#fff,#fcfdff)}.quiz-studio-step-head{display:flex;align-items:center;gap:11px;padding-bottom:11px;border-bottom:1px solid var(--line)}.quiz-studio-step-head>div{display:grid;gap:2px}.quiz-studio-step-head strong{font-size:15px}.quiz-studio-step-head span:not(.quiz-step-number){font-size:12px;color:var(--muted)}.quiz-step-number{width:30px;height:30px;border-radius:10px;background:#edf4ff;color:var(--accent);display:grid;place-items:center;font-weight:900;flex:0 0 auto}.quiz-question-compose{align-items:flex-start}.quiz-question-compose textarea{min-height:92px}.quiz-type-panel-clean{padding:0;border:0;background:transparent;border-radius:0}.quiz-choice-builder-clean{gap:8px}.quiz-choice-row-clean{grid-template-columns:34px minmax(0,1fr) auto;align-items:center;padding:7px 9px;border:1px solid #e5eaf1;border-radius:11px;background:#fbfcfe}.quiz-choice-row-clean .quiz-choice-main{display:block}.quiz-choice-row-clean .quiz-choice-main>input[type=text],.quiz-choice-row-clean .quiz-choice-main>input:not([type]){width:100%}.quiz-choice-row-clean .choice-correct-radio,.quiz-choice-row-clean .choice-correct-check{white-space:nowrap;margin:0}.quiz-choice-extra:not(.is-visible){display:none}.quiz-choice-tools{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:10px}.quiz-choice-tools .checkline{margin:0}.quiz-answer-audio-details{margin-top:12px}.quiz-answer-audio-grid{display:grid;gap:9px}.quiz-answer-audio-row{display:grid;grid-template-columns:28px minmax(180px,1fr) minmax(180px,1fr) auto;gap:10px;align-items:center;padding:9px 10px;border:1px solid var(--line);border-radius:10px;background:#fff}.quiz-answer-audio-row>strong{width:26px;height:26px;border-radius:8px;background:#edf4ff;color:var(--accent);display:grid;place-items:center}.quiz-answer-audio-row audio{width:100%;height:36px}.matching-builder-clean .matching-row{padding:5px 0}.quiz-audio-builder-clean{padding:0;border:0;background:transparent}.quiz-studio-optional{border:1px solid var(--line);border-radius:14px;background:#fbfcfe;overflow:hidden}.quiz-clean-details>summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px 16px;font-weight:850;background:#fbfcfe}.quiz-clean-details>summary::-webkit-details-marker{display:none}.quiz-clean-details>summary::after{content:'›';font-size:22px;line-height:1;color:var(--muted);transform:rotate(90deg);transition:transform .15s}.quiz-clean-details[open]>summary::after{transform:rotate(-90deg)}.quiz-clean-details>summary>span:first-child{display:flex;align-items:center;gap:7px}.quiz-clean-details>summary small{font-size:10px;font-weight:800;color:#667085;background:#eef2f6;border-radius:999px;padding:3px 7px}.quiz-details-hint{font-size:11px!important;font-weight:600!important;color:var(--muted)!important;text-align:right}.quiz-details-body{display:grid;gap:14px;padding:0 16px 16px}.quiz-show-source-check{align-self:end;margin-bottom:10px}.quiz-studio-optional .quiz-element-picker-panel{margin:0;background:#fff}.quiz-audio-timeline-clean{padding:0;border:0;background:transparent}.quiz-studio-savebar{position:sticky;bottom:10px;z-index:20;display:flex;gap:9px;align-items:center;flex-wrap:wrap;padding:11px;border:1px solid #d9e2ec;border-radius:14px;background:rgba(255,255,255,.95);box-shadow:0 10px 28px rgba(15,23,42,.10);backdrop-filter:blur(8px)}.quiz-live-preview-panel{position:sticky;top:82px;display:grid;gap:10px}.quiz-live-preview-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding:0 4px}.quiz-live-preview-head>div{display:grid;gap:3px}.quiz-live-preview-head strong{font-size:14px}.quiz-live-preview-frame{padding:13px;border:1px solid #d8c7ff;border-radius:18px;background:linear-gradient(145deg,#f7f2ff,#eef2ff)}.quiz-live-preview-card{margin:0;padding:22px;min-height:350px;box-shadow:none}.quiz-live-preview-card h2{font-size:clamp(20px,2.2vw,27px);margin-bottom:16px}.quiz-preview-answer{display:grid;gap:9px}.quiz-preview-option{display:flex;align-items:center;gap:9px;padding:11px 12px;border:1px solid #dfe5ec;border-radius:11px;background:#fff;color:#344054;font-weight:700}.quiz-preview-mark{font-size:17px;color:#667085}.quiz-preview-match{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);gap:8px;align-items:center}.quiz-preview-match span{padding:10px;border:1px solid #dfe5ec;border-radius:10px;background:#fff}.quiz-preview-match b{text-align:center;color:var(--muted)}.quiz-preview-placeholder{display:grid;gap:4px;place-items:center;min-height:150px;padding:20px;border:1px dashed #b9c5d4;border-radius:12px;background:#f8fafc;color:#667085;text-align:center}.quiz-preview-typein{width:100%;min-height:44px}.quiz-preview-check{margin-top:16px;opacity:.7}.quiz-preview-note{margin:0 5px}.quiz-preview-audio-btn{margin-bottom:12px}.quiz-studio-clean .quiz-audio-upload-row{grid-template-columns:minmax(220px,1fr) minmax(240px,1fr)}
@media(max-width:1100px){.quiz-studio-shell{grid-template-columns:1fr}.quiz-live-preview-panel{position:relative;top:auto;order:-1}.quiz-live-preview-frame{max-width:760px}.quiz-live-preview-card{min-height:0}.quiz-studio-savebar{bottom:6px}}
@media(max-width:720px){.learning-quiz-builder.quiz-studio-clean{padding:10px}.quiz-studio-card{padding:13px}.quiz-clean-details>summary{align-items:flex-start;flex-direction:column;gap:4px}.quiz-details-hint{text-align:left}.quiz-choice-row-clean{grid-template-columns:32px minmax(0,1fr);}.quiz-choice-row-clean .choice-correct-radio,.quiz-choice-row-clean .choice-correct-check{grid-column:2}.quiz-answer-audio-row{grid-template-columns:28px 1fr}.quiz-answer-audio-row audio,.quiz-answer-audio-row .checkline{grid-column:2}.quiz-studio-clean .quiz-audio-upload-row{grid-template-columns:1fr}.quiz-studio-savebar{position:relative;bottom:auto}.quiz-live-preview-panel{display:none}}

/* v0.12.5 — Audio Studio save reliability */
.audio-recovery-notice{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  margin:16px 0;
  padding:14px 16px;
  border:1px solid #b8d5ff;
  border-radius:14px;
  background:#f4f8ff;
}
.audio-recovery-notice[hidden]{display:none!important}
.audio-recovery-notice .actions{display:flex;gap:8px;flex-wrap:wrap;flex:0 0 auto}
@media (max-width:700px){
  .audio-recovery-notice{align-items:stretch;flex-direction:column}
  .audio-recovery-notice .actions .btn{flex:1 1 auto}
}

/* v0.12.6 — non-destructive narration master + optimized learner playback */
.narration-playback-quality{margin:16px 0;padding:16px;border:1px solid #dbe3ee;border-radius:16px;background:#f8fafc;display:grid;gap:14px}
.narration-playback-quality-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.narration-playback-quality h3{margin:2px 0 4px}
.narration-compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.narration-compare-item{background:#fff;border:1px solid #e3e8ef;border-radius:12px;padding:12px;display:grid;gap:7px}
.narration-compare-item audio{width:100%;min-height:38px}
.narration-playback-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
@media (max-width:760px){.narration-playback-quality-head{display:grid}.narration-compare-grid{grid-template-columns:1fr}.narration-playback-actions .btn{flex:1 1 100%}}

/* v0.12.7 — simple clip-based narration editing */
.clip-arranger{margin-top:12px;border:1px solid var(--line);border-radius:14px;background:#fbfcff;padding:13px 14px;display:grid;gap:10px}
.clip-arranger-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.audio-clip-lane{display:flex;gap:8px;align-items:stretch;overflow-x:auto;padding:7px 2px 9px;min-height:58px;scrollbar-gutter:stable}
.audio-clip-chip{appearance:none;border:1px solid #c7d4e7;background:#fff;color:var(--text);border-radius:10px;padding:8px 10px;display:flex;gap:7px;align-items:center;min-width:126px;text-align:left;cursor:grab;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.audio-clip-chip:hover{border-color:#8eabd6;background:#f8fbff}.audio-clip-chip:active{cursor:grabbing}
.audio-clip-chip.is-active{border-color:#175cd3;box-shadow:0 0 0 2px rgba(23,92,211,.12);background:#f3f7ff}
.audio-clip-chip.is-dragging{opacity:.48}.audio-clip-chip.is-drop-target{border-color:#175cd3;border-style:dashed;background:#eaf2ff}
.audio-clip-chip small{display:block;color:var(--muted);font-size:10px;margin-top:2px;font-weight:600;white-space:nowrap}
.audio-clip-handle{color:#7d8ca3;font-weight:900;letter-spacing:-2px;font-size:15px;line-height:1}
.audio-clip-empty{padding:11px 8px}
@media(max-width:700px){.clip-arranger-head{align-items:flex-start}.audio-clip-chip{min-width:116px}.block-edit-actions .btn{font-size:12px}}

/* v0.12.7 revised — safer phrase-level audio selection */
.precision-selection-panel{margin:7px 2px 10px;padding:11px 12px;border:1px solid #c6d8f1;border-radius:12px;background:#f7faff;display:grid;gap:9px}.precision-selection-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.precision-selection-head .muted{max-width:760px}.precision-selection-grid{display:grid;grid-template-columns:minmax(210px,.8fr) minmax(210px,.8fr) minmax(280px,1.2fr);gap:10px;align-items:end}.precision-time-control{display:grid;gap:5px}.precision-time-control>label{font-size:11px;font-weight:800;color:#41546c}.precision-time-row{display:grid;grid-template-columns:auto minmax(90px,1fr) auto;gap:5px}.precision-time-row input{min-width:0;padding:7px 8px;font-variant-numeric:tabular-nums}.precision-selection-preview{display:grid;gap:5px}.precision-selection-preview .btn{width:100%}.precision-selection-panel :disabled{opacity:.48;cursor:not-allowed}.audio-editor #waveform{cursor:crosshair}.audio-editor #waveform:active{cursor:ew-resize}@media(max-width:900px){.precision-selection-grid{grid-template-columns:1fr 1fr}.precision-selection-preview{grid-column:1/-1}}@media(max-width:620px){.precision-selection-head{display:grid}.precision-selection-grid{grid-template-columns:1fr}.precision-selection-preview{grid-column:auto}}

/* v0.12.7 final: make selected-range deletion the primary editing action. */
.selection-delete-callout{margin:10px 2px 12px;padding:11px 12px;border:1px solid #f0c7c2;border-radius:12px;background:#fffafa;display:grid;gap:9px}.selection-delete-copy{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.selection-delete-copy strong{font-size:13px}.selection-delete-copy kbd{display:inline-block;padding:2px 6px;border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;background:#fff;font:inherit;font-size:11px;font-weight:800;color:var(--text)}.selection-delete-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.delete-selection-primary{font-weight:800}.delete-selection-primary:not(:disabled){box-shadow:0 0 0 2px rgba(180,35,24,.08)}@media(max-width:620px){.selection-delete-actions .btn{flex:1 1 auto}.delete-selection-primary{flex-basis:100%}}

/* v0.12.16 — narration safety history */
.narration-history-row{align-items:flex-start;gap:20px}
.narration-history-list{display:flex;flex-direction:column;gap:8px;min-width:min(100%,420px);flex:1}
.narration-history-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 12px;border:1px solid #dbe5f1;border-radius:12px;background:#fff}
.narration-history-item span{display:flex;flex-direction:column;gap:2px}
@media (max-width:720px){.narration-history-row{display:block}.narration-history-list{margin-top:12px;min-width:0}.narration-history-item{align-items:flex-start;flex-direction:column}.narration-history-item .btn{width:100%}}


/* v0.12.17 — paid-course lock hardening + phone/portrait usability */
.payment-pending-notice{border:1px solid #f1d48a;background:#fff9e8;border-radius:14px;padding:16px 18px;margin-bottom:16px}.payment-pending-notice p{margin:5px 0 0}.course-lock-help{margin:2px 0 12px;padding:9px 11px;border-left:3px solid #d5a514;background:#fffaf0;border-radius:8px}.ui-lang-switch{display:inline-flex;align-items:center;gap:4px;flex:0 0 auto}.ui-lang-switch a{padding:5px 7px;border-radius:7px}.ui-lang-switch a.active{background:#eef4ff;color:var(--accent)}
@media(max-width:800px){
  .site-header{height:auto;min-height:64px;padding:8px 12px;gap:8px}
  .header-brand-wrap,.brand{min-width:0}.site-header .brand span:last-child{max-width:128px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .site-header nav{min-width:0;max-width:68vw;gap:5px;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none;align-items:center}
  .site-header nav::-webkit-scrollbar{display:none}
  .site-header nav a:not(:last-child){display:inline-flex}
  .site-header nav>a{white-space:nowrap;font-size:12px;padding:8px 6px;min-height:40px;align-items:center}
  .ui-lang-switch a{display:inline-flex!important;min-height:40px;align-items:center;font-size:12px}
  .btn{min-height:44px}
  input,select,textarea{font-size:16px}
  table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
  th,td{min-width:120px}
  .course-detail-hero{padding-top:26px}.course-detail-hero h1{font-size:clamp(30px,9vw,46px)}
  .enrollment-option{padding:16px}
}
@media(max-width:620px) and (orientation:portrait){
  .learner-lesson-page:not(.admin-lesson-preview) .learner-native-slide-wrap.view-fit .learner-native-slide{width:100%!important;max-width:100%!important;max-height:none!important}
  .learner-lesson-page:not(.admin-lesson-preview) audio{max-width:100%}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-narration-compact{padding-left:6px!important;padding-right:6px!important}
}

/* v0.12.18 — learner-first mobile/tablet navigation */
.course-chapter-picker{padding:0;overflow:hidden}
.course-chapter-picker>summary{list-style:none;cursor:pointer}
.course-chapter-picker>summary::-webkit-details-marker{display:none}
.course-chapter-summary{display:grid;grid-template-columns:42px minmax(0,1fr) auto 26px;gap:13px;align-items:center;padding:18px 20px;background:#fff}
.course-chapter-summary:hover{background:#fbfdff}
.course-chapter-number{width:36px;height:36px;border-radius:10px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-weight:900}
.course-chapter-copy{display:grid;min-width:0;gap:2px}.course-chapter-copy>strong{font-size:19px;line-height:1.25}.course-chapter-copy>small{color:var(--muted);font-size:12px;line-height:1.4;margin-top:3px}
.course-chapter-count{white-space:nowrap;color:var(--muted);font-size:12px;font-weight:800}.course-chapter-chevron{font-size:20px;color:var(--accent);transition:transform .16s ease}.course-chapter-picker[open] .course-chapter-chevron{transform:rotate(180deg)}
.course-chapter-body{padding:0 20px 20px;border-top:1px solid var(--line);background:#fbfcff}.course-chapter-body .lesson-list{margin-top:14px}

.learner-sidebar-course-back{display:block!important;padding:0!important;margin:0 0 12px!important;color:var(--accent)!important;font-size:12px!important;font-weight:800!important;background:transparent!important}
.learner-sidebar-path{display:grid;gap:3px}.learner-sidebar-path>span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:850}.learner-sidebar-path>strong{font-size:17px;line-height:1.25;color:var(--ink)}
.learner-sidebar-all-courses{display:flex!important;align-items:center;gap:7px;margin:0 0 10px;padding:10px 11px!important;border:1px solid #dbe6f4!important;background:#f7faff!important;color:#24456e!important;font-weight:800!important}
.learner-nav-chapter{border-top:1px solid #edf1f5}.learner-nav-chapter:first-of-type{margin-top:5px}
.learner-nav-chapter>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 9px;color:#31445f;font-size:12px;font-weight:850}
.learner-nav-chapter>summary::-webkit-details-marker{display:none}.learner-nav-chapter>summary:hover{background:#f8fbff}.learner-nav-chevron{transition:transform .16s ease;color:var(--accent);font-size:16px}.learner-nav-chapter[open] .learner-nav-chevron{transform:rotate(180deg)}
.learner-nav-lessons{display:grid;gap:2px;padding:0 3px 9px 12px;border-left:2px solid #edf2f8;margin-left:9px}.learner-nav-lessons a{padding:9px 10px!important}.learner-nav-lessons a.active{background:#eaf2ff!important;color:#124fae!important;font-weight:850!important}
.learner-admin-actions{display:flex;gap:7px;align-items:center;justify-content:flex-end;flex-wrap:wrap}.learner-access-search{margin-bottom:14px}.responsive-table-wrap{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}

@media(max-width:900px){
  .learner-lesson-page:not(.admin-lesson-preview) .site-header{display:none!important}
  .learner-lesson-page:not(.admin-lesson-preview) .container{padding:4px 4px calc(76px + env(safe-area-inset-bottom,0px))!important}
  .learner-lesson-page:not(.admin-lesson-preview) .immersive-lesson-content{padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-course-sidebar{top:0!important;width:min(88vw,350px)!important;border-radius:0 16px 16px 0!important;padding-bottom:env(safe-area-inset-bottom,0px)!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-sidebar-backdrop{inset:0!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-lesson-toolbar{top:0!important;margin:0 0 4px!important;border-radius:10px!important;box-shadow:0 2px 12px rgba(23,32,51,.06)}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-sidebar-toggle{min-width:42px!important;width:42px!important;height:42px!important;font-size:20px!important}
  .learner-lesson-page:not(.admin-lesson-preview) .screen-player{min-height:0!important}
  .learner-lesson-page:not(.admin-lesson-preview) .content-block{border-radius:9px!important}
  .learner-lesson-page:not(.admin-lesson-preview) .screen-controls{left:4px!important;right:4px!important;bottom:calc(4px + env(safe-area-inset-bottom,0px))!important;padding:6px!important;border-radius:12px!important}
  .learner-lesson-page:not(.admin-lesson-preview) .screen-controls .btn{min-height:46px!important;font-size:14px!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-native-slide-wrap,.learner-lesson-page:not(.admin-lesson-preview) .learner-native-slide-wrap.view-fit{margin:0!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-native-slide-wrap.view-fit .learner-native-slide{width:100%!important;max-width:100%!important}
  .learner-lesson-page:not(.admin-lesson-preview) .screen-narration-audio{min-height:44px}
  .course-chapter-summary{grid-template-columns:38px minmax(0,1fr) 24px;padding:15px 14px;gap:10px}.course-chapter-count{display:none}.course-chapter-copy>strong{font-size:17px}.course-chapter-body{padding:0 12px 14px}
  .course-chapter-body .lesson-row{padding:13px 12px;min-height:56px}.course-chapter-body .lesson-number{width:30px;height:30px;flex-basis:30px}
  .learner-admin-actions{justify-content:flex-start}.learner-admin-actions .btn{min-height:42px}
}
@media(max-width:620px){
  .learner-lesson-page:not(.admin-lesson-preview) .learner-phone-landscape-btn{padding:8px 10px!important;min-height:42px!important}.learner-lesson-page:not(.admin-lesson-preview) .learner-phone-landscape-btn span{display:none}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-lesson-toolbar{display:flex!important;width:100%!important;max-width:100%!important;justify-content:space-between!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-lesson-toolbar #screenCounter{display:inline!important;margin-left:auto;font-size:12px!important;color:var(--muted)}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-lesson-toolbar .screen-progress{display:none!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-native-slide-wrap.view-fit .learner-native-slide{max-height:calc(100dvh - 150px)!important}
  .learner-lesson-page:not(.admin-lesson-preview) .learner-narration-compact{margin-top:4px!important}
  .course-detail-hero{padding-top:18px!important}.course-detail-hero h1{font-size:clamp(28px,9vw,40px)!important}
  .chapter-card.course-chapter-picker{margin:12px 0}
}

/* v0.12.20 — simple public catalog + course preview images */
.public-home{max-width:1080px;margin:0 auto}.home-hero{text-align:center;padding:54px 18px 46px}.home-hero h1{margin:8px auto 8px;font-size:clamp(38px,6vw,64px);line-height:1.04;letter-spacing:-.035em}.home-tagline{margin:0;color:var(--ink);font-size:clamp(20px,2.4vw,27px);font-weight:800}.home-intro{max-width:620px;margin:10px auto 0;color:var(--muted);font-size:16px}.home-actions{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:24px}.home-primary-btn{min-height:46px;padding-inline:20px}.home-text-btn{min-height:46px;background:transparent;color:var(--accent);border:1px solid #cfdcf2}.home-text-btn:hover{background:#f4f8ff}.home-courses{padding:14px 0 24px}.home-section-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:16px}.home-section-heading h2{font-size:clamp(25px,3vw,34px);margin:3px 0 0}.home-course-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.home-course-card{padding:0;overflow:hidden;gap:0;border-radius:18px;box-shadow:0 8px 28px rgba(25,45,75,.07);transition:transform .18s ease,box-shadow .18s ease}.home-course-card:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(25,45,75,.11)}.course-cover-link{display:block;background:#edf3fb;aspect-ratio:16/9;overflow:hidden;text-decoration:none}.course-cover-image{width:100%;height:100%;display:block;object-fit:cover}.course-cover-placeholder{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(145deg,#edf4ff,#dce9fb);color:#2a5fab}.course-cover-placeholder span{width:74px;height:74px;border-radius:22px;display:grid;place-items:center;background:#fff;font-size:34px;font-weight:900;box-shadow:0 8px 24px rgba(23,92,211,.12)}.home-course-body{padding:18px;display:flex;flex-direction:column;gap:11px;min-height:250px}.home-course-card h2{font-size:21px;line-height:1.18}.home-course-card h2 a{color:var(--ink);text-decoration:none}.home-course-card h2 a:hover{color:var(--accent)}.home-course-price{font-size:14px}.home-course-description{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--muted);font-size:14px;line-height:1.5;min-height:42px}.home-course-footer{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:auto}.home-course-footer .btn{min-height:42px}.course-cover-setting{display:grid;gap:12px;padding:16px;border:1px solid var(--line);border-radius:14px;background:#fbfcfe}.course-cover-setting>div:first-child p{margin:4px 0 0}.course-cover-current{display:grid;gap:9px}.course-cover-current img{display:block;width:min(420px,100%);aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line);border-radius:12px;background:#eef2f7}.course-cover-setting input[type=file]{padding:9px;background:#fff}
@media(max-width:980px){.home-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.public-home{max-width:760px}}
@media(max-width:680px){.container{padding-left:14px;padding-right:14px}.home-hero{padding:34px 4px 32px}.home-hero .eyebrow{font-size:10px}.home-hero h1{font-size:clamp(34px,11vw,48px)}.home-tagline{font-size:20px}.home-intro{font-size:15px}.home-actions{display:grid;grid-template-columns:1fr;width:100%;max-width:360px;margin:20px auto 0}.home-actions .btn{width:100%}.home-courses{padding-top:4px}.home-course-grid{grid-template-columns:1fr;gap:16px}.home-course-body{min-height:0;padding:16px}.home-course-card h2{font-size:21px}.home-course-description{min-height:0}.home-section-heading{margin-bottom:12px}.home-course-footer .btn{width:100%}.site-header{height:62px}.site-header nav{gap:10px}.site-header nav a{font-size:13px}.site-header .brand span:last-child{max-width:150px}.course-cover-setting{padding:13px}}

/* v0.12.21 — compact public homepage: brand slogan + courses immediately visible */
.public-home{margin-top:-24px}
.home-hero{padding:28px 18px 24px}
.home-hero .home-slogan{margin:0 auto;font-size:clamp(32px,4.8vw,52px);line-height:1.05;letter-spacing:-.035em;font-weight:850}
.home-actions{margin-top:18px}
.home-courses{padding:2px 0 24px}
.home-section-heading{margin-bottom:12px}
.home-course-label{font-size:13px;letter-spacing:.11em}
@media(max-width:680px){
  .public-home{margin-top:-12px}
  .home-hero{padding:20px 4px 20px}
  .home-hero .home-slogan{font-size:clamp(30px,10vw,42px)}
  .home-actions{margin-top:16px}
  .home-courses{padding-top:0}
  .home-course-label{font-size:11px}
}

/* v0.12.22 — visual My Courses page + cleaner learner hierarchy. */
.my-courses-page{max-width:1080px;margin:0 auto;padding-bottom:34px}
.my-courses-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding:28px 0 24px}
.my-courses-head h1{margin:5px 0 6px;font-size:clamp(32px,4.5vw,48px);line-height:1.06;letter-spacing:-.025em}
.my-courses-head p{margin:0;color:var(--muted);font-size:16px}
.my-courses-explore{flex:0 0 auto}
.my-course-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.my-course-card{padding:0;overflow:hidden;gap:0}
.my-course-body{min-height:230px}
.my-course-active{background:#e9f8ef;color:#187944;border-color:#c9ead5}
.my-courses-empty{max-width:620px;margin:24px 0;padding:28px;text-align:left}
.my-courses-empty p{color:var(--muted);margin:8px 0 18px}
/* Learners should see the authored hierarchy, not PowerPoint/import metadata. */
.course-chapter-copy small,.lesson-main>.muted.small,.learner-sidebar-goal{display:none!important}
@media(max-width:980px){.my-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.my-courses-page{max-width:760px}}
@media(max-width:680px){
  .my-courses-head{align-items:stretch;padding:20px 0 16px;flex-direction:column;gap:13px}
  .my-courses-head h1{font-size:34px}
  .my-courses-explore{width:100%;text-align:center}
  .my-course-grid{grid-template-columns:1fr;gap:16px}
  .my-course-body{min-height:0}
}

/* v0.12.23 — AI Tutor + copyright */
.site-footer{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}
.site-footer-copyright{max-width:980px;font-size:12px;line-height:1.45;color:var(--muted,#667085)}
.site-footer-copyright a{font-weight:700;text-decoration:underline;text-underline-offset:2px}
.copyright-page{max-width:820px;margin:28px auto}
.copyright-page p{font-size:17px;line-height:1.7}
.ai-settings-panel .ai-key-box{padding:14px;border:1px solid var(--border,#d9e0e7);border-radius:12px;background:var(--panel,#fff)}
.ai-settings-panel .callout{padding:14px;border-radius:12px;background:#f5f8fb;border:1px solid var(--border,#d9e0e7)}
.ai-settings-panel .callout p{margin:5px 0 0}
.ai-tutor{position:fixed;right:18px;bottom:18px;z-index:70;display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.ai-tutor-launch{min-height:44px;border:0;border-radius:999px;padding:10px 16px;background:var(--accent,#1f5fa7);color:#fff;font:inherit;font-weight:800;box-shadow:0 8px 24px rgba(15,42,75,.18);cursor:pointer}
.ai-tutor-launch span{margin-right:4px}
.ai-tutor-panel{width:min(390px,calc(100vw - 24px));max-height:min(620px,calc(100vh - 100px));overflow:hidden;background:#fff;border:1px solid var(--border,#d9e0e7);border-radius:18px;box-shadow:0 18px 50px rgba(15,42,75,.22)}
.ai-tutor-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 14px 10px;border-bottom:1px solid var(--border,#e5e7eb)}
.ai-tutor-head>div:first-child{display:flex;flex-direction:column;min-width:0}
.ai-tutor-head strong{font-size:16px}.ai-tutor-head span{font-size:12px;color:var(--muted,#667085)}
.ai-tutor-head-actions{display:flex;gap:4px}.ai-tutor-icon-btn{width:40px;height:40px;border:0;border-radius:10px;background:transparent;font-size:20px;cursor:pointer}.ai-tutor-icon-btn:hover{background:#f1f5f9}
.ai-tutor-messages{display:flex;flex-direction:column;gap:8px;min-height:130px;max-height:300px;overflow:auto;padding:14px;background:#fafbfd}
.ai-message{max-width:88%;padding:10px 12px;border-radius:14px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.45;font-size:14px}
.ai-message.assistant{align-self:flex-start;background:#fff;border:1px solid var(--border,#e5e7eb)}
.ai-message.user{align-self:flex-end;background:var(--accent-bg,#eaf2fb);border:1px solid rgba(31,95,167,.18)}
.ai-message.thinking{opacity:.72}.ai-message.error{border-color:#e9b5b5;background:#fff5f5}
.ai-tutor-prompts{display:flex;gap:6px;overflow-x:auto;padding:10px 12px 4px}.ai-tutor-prompts button{flex:0 0 auto;min-height:36px;border:1px solid var(--border,#d9e0e7);border-radius:999px;background:#fff;padding:7px 10px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}
.ai-tutor-form{display:flex;align-items:flex-end;gap:8px;padding:10px 12px}.ai-tutor-form textarea{min-height:44px;max-height:120px;resize:vertical;font:inherit;font-size:16px;line-height:1.35}.ai-tutor-form .btn{flex:0 0 auto;min-height:44px}
.ai-tutor-note{margin:0;padding:0 12px 12px;font-size:11px;line-height:1.35;color:var(--muted,#667085)}
@media(max-width:620px){
  .site-footer-copyright{font-size:11px;padding:0 8px}
  .ai-tutor{right:8px;bottom:70px;left:8px;align-items:flex-end;pointer-events:none}
  .ai-tutor>*{pointer-events:auto}
  .ai-tutor-panel{width:100%;max-height:min(560px,calc(100vh - 92px));border-radius:16px}
  .ai-tutor-launch{min-height:42px;padding:9px 13px}
  .ai-tutor-messages{max-height:220px}
  .ai-tutor-prompts{padding-bottom:2px}
  .ai-tutor-form{display:grid;grid-template-columns:1fr auto}.ai-tutor-form textarea{min-width:0}
}

/* v0.12.24 — AI usage monitoring and budget controls */
.ai-settings-title-row,.panel-heading-row,.ai-budget-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.ai-settings-title-row h1,.panel-heading-row h2{margin-top:0}
.ai-usage-mini-grid,.ai-usage-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0 10px}
.ai-usage-mini-card,.ai-usage-stat{min-width:0}
.ai-usage-mini-card{border:1px solid var(--border,#dce5ef);border-radius:14px;padding:14px;background:#fff}
.ai-usage-mini-card span,.ai-usage-stat span{display:block;font-size:.82rem;color:var(--muted,#687386);margin-bottom:5px}
.ai-usage-mini-card strong,.ai-usage-stat strong{display:block;font-size:1.5rem;line-height:1.05;color:var(--ink,#172033)}
.ai-budget-meter{height:9px;border-radius:999px;background:#e8eef5;overflow:hidden;margin:10px 0 5px}
.ai-budget-meter span{display:block;height:100%;max-width:100%;background:#2c6fdf;border-radius:inherit}
.ai-budget-meter.large{height:12px;margin:12px 0 8px}
.ai-pricing-details{border:1px solid var(--border,#dce5ef);border-radius:14px;padding:12px 14px;background:#fbfcfe}
.ai-pricing-details summary{cursor:pointer;font-weight:700}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.ai-usage-page{display:grid;gap:16px}
.ai-usage-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}
.ai-month-form{display:flex;align-items:flex-end;gap:8px;flex:0 0 auto}
.ai-month-form label{margin:0}
.ai-usage-stat-grid{grid-template-columns:repeat(5,minmax(0,1fr));margin:0}
.ai-usage-stat{padding:18px}
.ai-usage-stat strong{font-size:1.8rem}
.ai-usage-stat small,.simple-table td small{display:block;color:var(--muted,#687386);margin-top:4px;font-size:.78rem}
.ai-usage-cost{border-color:#b9cae9}
.ai-budget-panel{padding:18px}
.ai-usage-sections{align-items:start}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.simple-table{width:100%;border-collapse:collapse;min-width:520px}
.simple-table th,.simple-table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border,#e3e9f0);vertical-align:top}
.simple-table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted,#687386)}
.simple-table tr:last-child td{border-bottom:0}
.ai-recent-table{min-width:820px}
.btn.small{padding:7px 10px;font-size:.82rem}
@media(max-width:1000px){.ai-usage-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ai-usage-stat-grid .ai-usage-cost{grid-column:span 2}.ai-usage-mini-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.ai-settings-title-row,.ai-usage-head,.panel-heading-row,.ai-budget-row{align-items:stretch;flex-direction:column}.ai-month-form{width:100%;align-items:flex-end}.ai-month-form label{flex:1}.ai-month-form input{width:100%}.ai-usage-stat-grid,.ai-usage-mini-grid,.grid3{grid-template-columns:1fr}.ai-usage-stat-grid .ai-usage-cost{grid-column:auto}.ai-usage-stat{padding:15px}.ai-usage-stat strong{font-size:1.55rem}}


/* v0.12.25 — Offline learning */
.offline-status{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid var(--line);border-radius:999px;font-size:11px;font-weight:800;color:var(--muted);background:#fff;white-space:nowrap}.offline-status i{width:7px;height:7px;border-radius:50%;background:#16a34a}.offline-status.is-offline i{background:#d97706}.offline-status.is-offline{color:#8a5a00;background:#fff8e8;border-color:#f1d28c}.offline-download-wrap{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.offline-download-btn{white-space:nowrap}.offline-download-btn.is-downloaded{border-color:#86c89c;background:#f1fbf4;color:#176b36}.offline-download-status{font-size:12px;color:var(--muted);max-width:230px}.offline-download-status[data-state="done"]{color:#176b36;font-weight:700}.offline-download-status[data-state="error"]{color:#a33a32}.lesson-offline-download{margin-left:auto}.lesson-offline-download .offline-download-status{display:none}.ai-offline-notice{margin:8px 0;padding:9px 10px;border-radius:10px;background:#fff8e8;border:1px solid #f1d28c;color:#7a570d;font-size:12px;display:flex;gap:8px;align-items:center;justify-content:space-between}.ai-offline-notice.is-online{background:#f2f8ff;border-color:#c9dcf5;color:#24456e}.ai-send-saved-btn{border:1px solid currentColor;background:#fff;border-radius:8px;padding:6px 8px;font:inherit;font-size:11px;font-weight:800;cursor:pointer;white-space:nowrap}.ai-message.offline{background:#fff8e8;border-color:#f1d28c}.is-offline .ai-tutor-launch:after{content:"";width:8px;height:8px;background:#d97706;border-radius:50%;margin-left:4px}@media(max-width:900px){.offline-status{padding:5px 7px}.offline-status span{display:none}.lesson-offline-download{margin-left:0}.lesson-offline-download .offline-download-btn span{display:none}.lesson-offline-download .offline-download-btn{min-width:42px;padding-left:10px;padding-right:10px}.section-heading .offline-download-wrap{width:100%;align-items:flex-start}.section-heading .offline-download-status{max-width:none}}

/* v0.12.28 — learner progress, score visibility, admin tracking, immersive phone player */
.learner-course-progress{height:8px;border-radius:999px;background:#e8eef6;overflow:hidden;min-width:0}.learner-course-progress>span{display:block;height:100%;border-radius:inherit;background:var(--accent);transition:width .25s ease}.learner-course-progress.large{height:11px}.learner-course-percent{font-size:14px;color:var(--accent)}
.learner-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.learner-progress-meta strong{color:var(--ink)}
.course-progress-overview{margin:0 0 24px;padding:17px 18px;border:1px solid #dbe6f4;border-radius:15px;background:#fff}.course-progress-overview-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:11px}.course-progress-overview-head>div:first-child{display:flex;align-items:baseline;gap:10px}.course-progress-overview-head>div:first-child strong{font-size:24px;color:var(--accent)}.course-progress-overview-stats{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:12px}.course-progress-overview-stats strong{color:var(--ink)}
.chapter-progress-row{display:grid;grid-template-columns:minmax(100px,1fr) auto auto;align-items:center;gap:12px;margin:12px 0 2px;padding:8px 3px;color:var(--muted);font-size:11px}.chapter-progress-row strong{color:var(--ink)}
.learner-sidebar-progress-card{margin:0 12px 8px;padding:12px;border:1px solid #dbe6f4;border-radius:12px;background:#f8fbff}.learner-sidebar-progress-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:7px;font-size:11px;font-weight:850;color:#465b75}.learner-sidebar-progress-head strong{color:var(--accent);font-size:14px}.learner-sidebar-progress-meta{display:grid;gap:3px;margin-top:7px;color:var(--muted);font-size:10px}.learner-sidebar-progress-meta strong{color:var(--ink)}
.admin-progress-filters{display:grid;grid-template-columns:minmax(220px,1fr) minmax(220px,1fr) auto;gap:12px;align-items:end}.admin-progress-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.admin-progress-card{margin:0;display:grid;gap:12px}.admin-progress-card-head,.admin-progress-card-footer{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.admin-progress-card-head>div{display:grid;gap:2px}.admin-progress-card-head>div>span{font-size:12px;color:var(--muted)}.admin-progress-course{font-size:13px;font-weight:800;color:#344a66}.admin-progress-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.admin-progress-meta strong{color:var(--ink)}.admin-progress-card-footer{align-items:center}.learner-detail-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:14px 0}.learner-detail-summary>div{padding:12px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}.learner-detail-summary span{display:block;font-size:11px;color:var(--muted);margin-bottom:4px}.learner-detail-summary strong{font-size:21px}.progress-chapter-list{display:grid;gap:8px;margin-top:18px}.progress-chapter-row{display:grid;grid-template-columns:minmax(180px,.9fr) minmax(220px,1.4fr) 110px;gap:14px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff}.progress-chapter-title{display:flex;align-items:center;gap:9px;min-width:0}.progress-chapter-title>span{width:28px;height:28px;border-radius:8px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-weight:900;flex:0 0 auto}.progress-chapter-title strong{min-width:0;line-height:1.25}.progress-chapter-meter{display:grid;gap:5px}.progress-chapter-meter small,.progress-chapter-score small{color:var(--muted);font-size:10px}.progress-chapter-score{display:grid;gap:2px;text-align:right}.progress-chapter-score>span{font-size:10px;color:var(--muted)}.progress-chapter-score>strong{font-size:18px}
.lesson-immersive-hud{position:fixed;left:50%;bottom:max(12px,env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:10040;display:flex;align-items:center;gap:5px;padding:6px 7px;border-radius:999px;background:rgba(17,28,45,.80);backdrop-filter:blur(10px);box-shadow:0 8px 28px rgba(0,0,0,.22);transition:opacity .18s ease}.lesson-immersive-hud button{width:44px;height:44px;border:0;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);color:#fff;font:inherit;font-size:23px;font-weight:800;cursor:pointer}.lesson-immersive-hud button:active{background:rgba(255,255,255,.24)}.lesson-immersive-hud span{min-width:58px;text-align:center;color:#fff;font-size:12px;font-weight:800}.lesson-immersive-hint{position:fixed;left:50%;top:max(12px,env(safe-area-inset-top,0px));transform:translateX(-50%);z-index:10035;padding:7px 11px;border-radius:999px;background:rgba(17,28,45,.72);color:#fff;font-size:11px;font-weight:750;white-space:nowrap;pointer-events:none}.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap,.lesson-shell:fullscreen .learner-native-slide-wrap,.lesson-shell:-webkit-full-screen .learner-native-slide-wrap{height:100vh!important;margin:0!important;background:#fff!important}.lesson-shell.eff-phone-fullscreen .learner-slide-scroll,.lesson-shell:fullscreen .learner-slide-scroll,.lesson-shell:-webkit-full-screen .learner-slide-scroll{height:100vh!important;display:grid!important;place-items:center!important;overflow:hidden!important}.lesson-shell.eff-phone-fullscreen .learner-native-slide,.lesson-shell:fullscreen .learner-native-slide,.lesson-shell:-webkit-full-screen .learner-native-slide{max-width:100vw!important;max-height:100vh!important}.lesson-shell.eff-phone-fullscreen .learner-course-sidebar,.lesson-shell:fullscreen .learner-course-sidebar,.lesson-shell:-webkit-full-screen .learner-course-sidebar{z-index:10025!important}.lesson-shell.eff-phone-fullscreen .learner-sidebar-backdrop,.lesson-shell:fullscreen .learner-sidebar-backdrop,.lesson-shell:-webkit-full-screen .learner-sidebar-backdrop{z-index:10020!important}
@media(max-width:900px){.course-progress-overview-head{align-items:flex-start;flex-direction:column;gap:8px}.chapter-progress-row{grid-template-columns:1fr auto}.chapter-progress-row>span:last-child{grid-column:1/-1}.admin-progress-grid{grid-template-columns:1fr}.admin-progress-filters{grid-template-columns:1fr}.learner-detail-summary{grid-template-columns:1fr 1fr 1fr}.progress-chapter-row{grid-template-columns:1fr}.progress-chapter-score{text-align:left;display:flex;align-items:baseline;gap:8px}.lesson-immersive-hud button{width:42px;height:42px}}
@media(max-width:620px){.learner-progress-meta{display:grid;gap:4px}.course-progress-overview{padding:13px}.course-progress-overview-stats{display:grid;gap:4px}.learner-detail-summary{grid-template-columns:1fr}.progress-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-immersive-hud{bottom:max(8px,env(safe-area-inset-bottom,0px));gap:3px;padding:5px}.lesson-immersive-hud button{width:40px;height:40px;font-size:21px}.lesson-immersive-hud span{min-width:50px}}


/* v0.12.30 — course ownership / organization branding */
.course-brand-setting{display:grid;gap:12px;padding:16px;border:1px solid var(--line);border-radius:14px;background:#fbfcfe}.course-brand-setting>div:first-child p{margin:4px 0 0}.course-logo-current{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.course-logo-current img{display:block;max-width:180px;max-height:72px;width:auto;height:auto;object-fit:contain;padding:8px;border:1px solid var(--line);border-radius:12px;background:#fff}.course-brand-setting input[type=file]{padding:9px;background:#fff}
.course-owner-brand{display:flex;align-items:center;gap:10px;width:max-content;max-width:100%;margin:8px 0 10px;padding:6px 10px;border:1px solid #dfe7f2;border-radius:10px;background:rgba(255,255,255,.72);color:var(--muted);font-size:13px;font-weight:750}.course-owner-brand img{display:block;max-width:100px;max-height:36px;width:auto;height:auto;object-fit:contain}.course-owner-brand span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.learner-course-brand{display:flex;align-items:center;gap:9px;margin-top:12px;padding-top:11px;border-top:1px solid #e6edf6;color:#556579;font-size:11px;font-weight:750;line-height:1.2}.learner-course-brand img{display:block;max-width:88px;max-height:34px;width:auto;height:auto;object-fit:contain;flex:0 0 auto}.learner-course-brand span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lesson-immersive-brand{display:grid!important;place-items:center;min-width:38px!important;width:38px;height:38px;padding:4px;border-radius:50%;background:rgba(255,255,255,.95);overflow:hidden}.lesson-immersive-brand img{display:block;max-width:30px;max-height:30px;width:auto;height:auto;object-fit:contain}.lesson-immersive-brand{margin-right:1px}
@media(max-width:620px){.course-brand-setting{padding:13px}.course-owner-brand img{max-width:84px;max-height:30px}.learner-course-brand img{max-width:76px;max-height:30px}.lesson-immersive-brand{width:34px;height:34px;min-width:34px!important}.lesson-immersive-brand img{max-width:27px;max-height:27px}}

/* v0.12.32 — standalone Course Final Quiz */
.course-final-quiz-card{display:flex;align-items:center;gap:18px;margin:22px 0 4px;padding:20px;border:1px solid var(--border,#dbe3ef);border-radius:18px;background:linear-gradient(135deg,#f8fbff,#fff);box-shadow:0 8px 24px rgba(30,64,175,.06)}
.course-final-quiz-card.is-locked{opacity:.82;background:#f8fafc}
.course-final-quiz-icon{display:grid;place-items:center;flex:0 0 52px;width:52px;height:52px;border-radius:16px;background:#e8f0ff;color:#155ed7;font-size:26px;font-weight:800}
.course-final-quiz-copy{min-width:0;flex:1}.course-final-quiz-copy h3{margin:3px 0 5px}.course-final-quiz-copy p{margin:0}.course-final-score{display:inline-flex;margin-top:8px;padding:5px 9px;border-radius:999px;background:#edf7ef;color:#176b37;font-size:13px}
.course-final-quiz-action{flex:0 0 auto}.learner-course-final-nav{margin-top:10px}.learner-course-final-divider{display:block;height:1px;background:var(--border,#dbe3ef);margin:10px 0}.learner-final-quiz-link.course-final{font-weight:800}.learner-final-quiz-link.course-final.is-locked{display:block;padding:9px 10px;color:#7b8798;cursor:default}
.course-final-migration-panel{border-color:#b8d3ff;background:#f7fbff}.course-final-migration-panel h2{margin-bottom:6px}
.progress-course-final-row{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-top:14px;padding:14px 16px;border:1px solid #cddbf3;border-radius:14px;background:#f7faff}.progress-course-final-row>div:last-child{text-align:right;display:grid;gap:2px}.progress-course-final-row small{color:var(--muted,#68768a)}
@media(max-width:700px){.course-final-quiz-card{align-items:flex-start;flex-wrap:wrap}.course-final-quiz-action{width:100%}.course-final-quiz-action .btn{width:100%;justify-content:center}.course-final-quiz-icon{width:44px;height:44px;flex-basis:44px}.progress-course-final-row{align-items:flex-start}}


/* v0.12.33 — make the Course Final Quiz a clear standalone course element. */
.admin-course-final-card{display:flex;align-items:center;gap:18px;margin-top:24px;padding:20px;border:1px solid var(--border,#dbe3ef);border-radius:18px;background:linear-gradient(135deg,#f8fbff,#fff)}
.admin-course-final-icon{display:grid;place-items:center;flex:0 0 52px;width:52px;height:52px;border-radius:16px;background:#e8f0ff;color:#155ed7;font-size:27px;font-weight:900}
.admin-course-final-copy{min-width:0;flex:1}.admin-course-final-copy h2{margin:3px 0 6px}.admin-course-final-copy p{margin:0 0 8px}.admin-course-final-actions{flex:0 0 auto;justify-content:flex-end}
.learner-course-sidebar{display:flex;flex-direction:column}
.learner-sidebar-list{min-height:0;overflow-y:auto;flex:1 1 auto}
.learner-course-final-footer{flex:0 0 auto;margin:0;padding:0 12px 12px;background:var(--surface,#fff);border-radius:0 0 16px 16px}
.learner-course-final-footer .learner-course-final-divider{margin:0 0 9px}
.learner-course-final-label{display:block;margin:0 0 5px;color:var(--muted,#6b778c);font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.learner-course-final-footer .learner-final-quiz-link.course-final{display:block;padding:10px 11px;border-radius:10px;background:#eef4ff;color:#155ed7;text-decoration:none}
.learner-course-final-footer .learner-final-quiz-link.course-final:hover{background:#e2ecff}
.learner-course-final-footer .learner-final-quiz-link.course-final.is-locked{background:#f3f5f8;color:#7b8798}
@media(max-width:760px){.admin-course-final-card{align-items:flex-start;flex-wrap:wrap}.admin-course-final-actions{width:100%;justify-content:flex-start}.admin-course-final-actions .btn,.admin-course-final-actions form{max-width:100%}}


/* v0.12.34 — Course Final Quiz in the admin course sidebar */
.sidebar-course-final-admin{margin:10px 0 4px;padding-top:10px;border-top:1px solid rgba(255,255,255,.14)}
.sidebar-course-final-link{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;color:#eaf2ff;text-decoration:none;background:rgba(255,255,255,.055);transition:background .15s ease,color .15s ease}
.sidebar-course-final-link:hover{background:rgba(255,255,255,.11);color:#fff}
.sidebar-course-final-link.active{background:#2d6bc4;color:#fff;box-shadow:inset 3px 0 0 #8ec5ff}
.sidebar-course-final-star{display:grid;place-items:center;flex:0 0 25px;width:25px;height:25px;border-radius:8px;background:rgba(255,255,255,.12);font-size:14px;color:#fff}
.sidebar-course-final-text{display:grid;min-width:0;gap:2px;line-height:1.15}.sidebar-course-final-text strong{font-size:12px}.sidebar-course-final-text small{font-size:10px;color:#aebed4}.sidebar-course-final-link.active .sidebar-course-final-text small{color:#dbeafe}


/* v0.12.35 — reliable mobile immersive lesson focus mode.
   Uses the dynamic viewport instead of Android Chrome's native Fullscreen API,
   avoiding the browser-owned "to exit full screen" overlay and blank native
   fullscreen transitions seen on some phones. */
body.eff-immersive-active{overflow:hidden!important;overscroll-behavior:none!important;background:#0b1220!important}
.lesson-shell.eff-phone-fullscreen{position:fixed!important;inset:0!important;width:100vw!important;width:100dvw!important;height:100vh!important;height:100dvh!important;min-height:100dvh!important;max-width:none!important;margin:0!important;z-index:9999!important;overflow:hidden!important;background:#0b1220!important}
.lesson-shell.eff-phone-fullscreen .immersive-lesson-content{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;min-height:0!important;padding:0!important;margin:0!important;overflow:hidden!important;background:#0b1220!important}
.lesson-shell.eff-phone-fullscreen .screen-player{width:100%!important;height:100%!important;min-height:0!important;overflow:hidden!important;background:#0b1220!important}
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]){box-sizing:border-box!important;width:100%!important;height:100%!important;min-height:0!important;margin:0!important;padding:0!important;display:grid!important;place-items:center!important;overflow:hidden!important;background:#0b1220!important}
.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap,.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{box-sizing:border-box!important;width:100%!important;height:100%!important;min-height:0!important;margin:0!important;padding:0!important;background:#0b1220!important;overflow:hidden!important}
.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{display:grid!important;place-items:center!important}
.lesson-shell.eff-phone-fullscreen .learner-native-slide{width:min(100vw,calc(100vh * 16 / 9))!important;width:min(100dvw,calc(100dvh * 16 / 9))!important;max-width:100dvw!important;max-height:100dvh!important;margin:auto!important;flex:none!important}
.lesson-shell.eff-phone-fullscreen .media-frame,.lesson-shell.eff-phone-fullscreen .embed-frame{width:100%!important;height:100%!important;margin:0!important;background:#0b1220!important;display:grid!important;place-items:center!important;overflow:hidden!important}
.lesson-shell.eff-phone-fullscreen .media-frame img,.lesson-shell.eff-phone-fullscreen .media-frame video{display:block!important;max-width:100dvw!important;max-height:100dvh!important;width:auto!important;height:auto!important;object-fit:contain!important}
.lesson-shell.eff-phone-fullscreen .content-learning_quiz:not([hidden]){display:block!important;overflow:auto!important;background:#fff!important;padding:max(10px,env(safe-area-inset-top,0px)) max(10px,env(safe-area-inset-right,0px)) max(64px,env(safe-area-inset-bottom,0px)) max(10px,env(safe-area-inset-left,0px))!important}
.lesson-shell.eff-phone-fullscreen .learner-lesson-toolbar,.lesson-shell.eff-phone-fullscreen .screen-controls,.lesson-shell.eff-phone-fullscreen .learner-narration-compact{display:none!important}
.lesson-shell.eff-phone-fullscreen .lesson-immersive-hud{display:flex}
.lesson-immersive-hud #immersivePlayPause[hidden]{display:none!important}
@media(max-width:420px){.lesson-immersive-hud{max-width:calc(100dvw - 12px);gap:2px!important;padding:4px!important}.lesson-immersive-hud button{width:37px!important;height:37px!important;font-size:19px!important}.lesson-immersive-hud span{min-width:42px!important}.lesson-immersive-brand{width:31px!important;height:31px!important;min-width:31px!important}.lesson-immersive-brand img{max-width:25px!important;max-height:25px!important}}

/* v0.12.36 — safer mobile landscape focus + genuinely scrollable mobile drawer. */
@media(max-width:900px){
  .learner-course-sidebar{
    height:100vh!important;
    height:100dvh!important;
    max-height:100dvh!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    -webkit-overflow-scrolling:touch!important;
    overscroll-behavior-y:contain!important;
    touch-action:pan-y!important;
    display:block!important;
    padding-bottom:max(18px,env(safe-area-inset-bottom,0px))!important;
  }
  .learner-sidebar-list{
    display:block!important;
    min-height:auto!important;
    overflow:visible!important;
    flex:none!important;
    padding-bottom:18px!important;
    touch-action:pan-y!important;
  }
  .learner-sidebar-context,.learner-sidebar-progress-card,.learner-course-final-footer{flex:none!important}
  .learner-course-final-footer{padding-bottom:max(18px,env(safe-area-inset-bottom,0px))!important}
}

body.eff-immersive-active{background:#fff!important}
.lesson-shell.eff-phone-fullscreen{
  background:#fff!important;
  color:inherit;
}
.lesson-shell.eff-phone-fullscreen .immersive-lesson-content,
.lesson-shell.eff-phone-fullscreen .screen-player,
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]),
.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap,
.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{background:#fff!important}
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]){
  position:absolute!important;
  inset:0!important;
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
}
.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
}
.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  width:100%!important;
  height:100%!important;
}
.lesson-shell.eff-phone-fullscreen .learner-native-slide{
  width:var(--eff-immersive-slide-width,100%)!important;
  height:auto!important;
  aspect-ratio:16/9!important;
  max-width:100%!important;
  max-height:100%!important;
  flex:0 0 auto!important;
  margin:auto!important;
}
.lesson-shell.eff-phone-fullscreen .media-frame,
.lesson-shell.eff-phone-fullscreen .embed-frame{background:#fff!important}

/* In a normal mobile browser, orientation lock is often unavailable unless
   native fullscreen is used. This fallback creates a landscape canvas without
   invoking browser fullscreen. Turning the phone sideways makes it read like a
   normal landscape lesson even when Android auto-rotate is disabled. */
.lesson-shell.eff-phone-fullscreen.eff-virtual-landscape{
  inset:auto!important;
  top:0!important;
  left:0!important;
  width:100vh!important;
  width:100dvh!important;
  height:100vw!important;
  height:100dvw!important;
  transform:rotate(90deg) translateY(-100%)!important;
  transform-origin:top left!important;
}
body.eff-virtual-landscape-active .lesson-immersive-hud,
body.eff-virtual-landscape-active .lesson-immersive-hint{
  /* HUD belongs to the viewport; rotate it with the lesson so controls stay
     upright when the learner turns the phone sideways. */
  transform-origin:center!important;
}

@media(max-width:620px){
  .lesson-shell.eff-phone-fullscreen .lesson-immersive-hud{max-width:calc(100dvw - 10px)}
  .lesson-shell.eff-phone-fullscreen.eff-virtual-landscape .lesson-immersive-hud{
    left:50%!important;
    bottom:max(8px,env(safe-area-inset-bottom,0px))!important;
  }
}

/* v0.12.37 — browser-chrome-safe mobile layout.
   Normal Android Chrome keeps its URL bar by design in web mode. These rules
   keep the platform UI below the browser chrome and make the compact header
   usable on very small screens. Installed PWA/APK mode has no browser URL bar. */
@media(max-width:900px){
  body:not(.learner-lesson-page) .site-header{
    position:relative!important;
    top:auto!important;
    height:auto!important;
    min-height:0!important;
    padding:8px 12px!important;
    align-items:center!important;
  }
}
@media(max-width:520px){
  body:not(.learner-lesson-page) .site-header{
    display:grid!important;
    grid-template-columns:minmax(0,1fr)!important;
    gap:4px!important;
  }
  body:not(.learner-lesson-page) .site-header .brand,
  body:not(.learner-lesson-page) .site-header .header-brand-wrap{min-width:0!important;max-width:100%!important}
  body:not(.learner-lesson-page) .site-header nav{
    width:100%!important;
    max-width:100%!important;
    min-width:0!important;
    display:flex!important;
    flex-wrap:nowrap!important;
    justify-content:flex-start!important;
    gap:5px!important;
    overflow-x:auto!important;
    overflow-y:hidden!important;
    -webkit-overflow-scrolling:touch!important;
    scrollbar-width:none!important;
    padding:0 0 2px!important;
  }
  body:not(.learner-lesson-page) .site-header nav::-webkit-scrollbar{display:none!important}
  body:not(.learner-lesson-page) .site-header nav>a,
  body:not(.learner-lesson-page) .site-header .ui-lang-switch{flex:0 0 auto!important}
}
@media(max-width:900px) and (orientation:landscape){
  body:not(.learner-lesson-page) .site-header{
    display:flex!important;
    flex-wrap:nowrap!important;
    gap:8px!important;
  }
  body:not(.learner-lesson-page) .site-header nav{margin-left:auto!important;max-width:72vw!important}
}
@media(display-mode:standalone){
  .site-header{padding-top:max(8px,env(safe-area-inset-top,0px))!important}
}

/* Use the real visible browser viewport for lesson focus. 100dvh is retained
   as a fallback, but visualViewport metrics prevent slides from extending
   beneath Android browser UI while the URL bar is expanded/collapsed. */
.lesson-shell.eff-phone-fullscreen{
  width:var(--eff-visual-width,100dvw)!important;
  height:var(--eff-visual-height,100dvh)!important;
  min-height:0!important;
}
.lesson-shell.eff-phone-fullscreen.eff-virtual-landscape{
  width:var(--eff-visual-height,100dvh)!important;
  height:var(--eff-visual-width,100dvw)!important;
}

/* v0.12.39 — installable PWA prompt. Intentionally does not alter the
   learner lesson sidebar or the public header navigation. */
.pwa-install-banner{position:fixed;left:50%;bottom:max(14px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:250;width:min(520px,calc(100% - 24px));display:flex;align-items:center;gap:12px;padding:11px 12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 38px rgba(23,32,51,.20);color:var(--ink)}
.pwa-install-banner[hidden]{display:none!important}.pwa-install-copy{min-width:0;display:grid;gap:1px;flex:1}.pwa-install-copy strong{font-size:14px;line-height:1.25}.pwa-install-copy small{font-size:11px;line-height:1.35;color:var(--muted)}
.pwa-install-actions{display:flex;align-items:center;gap:7px;flex:0 0 auto}.pwa-install-btn{min-height:40px;padding:8px 13px;border:0;border-radius:9px;background:var(--accent);color:#fff;font:inherit;font-weight:800;cursor:pointer}.pwa-install-dismiss{width:40px;height:40px;border:0;border-radius:9px;background:#eef3fb;color:#24456e;font:inherit;font-size:18px;cursor:pointer}
.pwa-install-help{position:fixed;left:50%;bottom:max(14px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:251;width:min(520px,calc(100% - 24px));padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 38px rgba(23,32,51,.22);font-size:13px;line-height:1.45}.pwa-install-help[hidden]{display:none!important}.pwa-install-help strong{display:block;margin-bottom:4px}.pwa-install-help button{margin-top:9px;min-height:38px;padding:7px 12px;border:0;border-radius:8px;background:#eef3fb;color:#24456e;font:inherit;font-weight:800;cursor:pointer}
@media(min-width:900px){.pwa-install-banner,.pwa-install-help{bottom:20px}}

/* v0.12.40 — PWA landscape stability + controls that can always be recovered.
   Never rotate the entire lesson shell in CSS. The previous virtual-landscape
   fallback could crop/rotate the slide inside an installed PWA. */
.lesson-shell.eff-phone-fullscreen.eff-virtual-landscape{
  inset:0!important;
  top:0!important;
  left:0!important;
  width:var(--eff-visual-width,100dvw)!important;
  height:var(--eff-visual-height,100dvh)!important;
  transform:none!important;
  transform-origin:initial!important;
}
body.eff-virtual-landscape-active .lesson-immersive-hud,
body.eff-virtual-landscape-active .lesson-immersive-hint{transform:translateX(-50%)!important}
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]),
.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap,
.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{
  min-width:0!important;
  min-height:0!important;
}
.lesson-shell.eff-phone-fullscreen .learner-native-slide{
  width:var(--eff-immersive-slide-width,100%)!important;
  max-width:100%!important;
  max-height:100%!important;
  aspect-ratio:16/9!important;
  transform:none!important;
}
/* Expanded HUD stays compact. After a few seconds it collapses to one tiny,
   always-available button instead of disappearing completely. */
.lesson-immersive-hud .immersive-reveal-btn{display:none!important}
.lesson-immersive-hud.is-collapsed{
  left:auto!important;
  right:max(8px,env(safe-area-inset-right,0px))!important;
  bottom:max(8px,env(safe-area-inset-bottom,0px))!important;
  transform:none!important;
  padding:4px!important;
  gap:0!important;
}
.lesson-immersive-hud.is-collapsed>*:not(.immersive-reveal-btn){display:none!important}
.lesson-immersive-hud.is-collapsed .immersive-reveal-btn{
  display:grid!important;
  width:42px!important;
  height:42px!important;
  min-width:42px!important;
  border-radius:50%!important;
  font-size:16px!important;
  letter-spacing:1px!important;
}
@media(max-width:620px){
  .lesson-shell.eff-phone-fullscreen .lesson-immersive-hud:not(.is-collapsed){
    left:50%!important;
    right:auto!important;
    bottom:max(8px,env(safe-area-inset-bottom,0px))!important;
    transform:translateX(-50%)!important;
    max-width:calc(100dvw - 12px)!important;
  }
}

/* v0.12.41 — orientation-neutral PWA lesson focus.
   The app no longer forces landscape or rotates the lesson. It fits the slide
   inside whatever orientation Android is currently using and refits on rotate. */
.lesson-shell.eff-phone-fullscreen,
.lesson-shell.eff-phone-fullscreen.eff-virtual-landscape{
  position:fixed!important;
  inset:0!important;
  top:0!important;
  left:0!important;
  width:var(--eff-visual-width,100dvw)!important;
  height:var(--eff-visual-height,100dvh)!important;
  min-width:0!important;
  min-height:0!important;
  max-width:none!important;
  max-height:none!important;
  transform:none!important;
  transform-origin:initial!important;
  overflow:hidden!important;
  background:#fff!important;
}
.lesson-shell.eff-phone-fullscreen .immersive-lesson-content,
.lesson-shell.eff-phone-fullscreen .screen-player,
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]){
  width:100%!important;
  height:100%!important;
  min-width:0!important;
  min-height:0!important;
  overflow:hidden!important;
  background:#fff!important;
}
.lesson-shell.eff-phone-fullscreen .lesson-screen:not([hidden]){
  position:absolute!important;
  inset:0!important;
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  padding:0!important;
  margin:0!important;
}
.lesson-shell.eff-phone-fullscreen .learner-native-slide-wrap,
.lesson-shell.eff-phone-fullscreen .learner-slide-scroll{
  width:100%!important;
  height:100%!important;
  min-width:0!important;
  min-height:0!important;
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  overflow:hidden!important;
  padding:0!important;
  margin:0!important;
  background:#fff!important;
}
.lesson-shell.eff-phone-fullscreen .learner-slide-viewbar{display:none!important}
.lesson-shell.eff-phone-fullscreen .learner-native-slide{
  width:var(--eff-immersive-slide-width,100%)!important;
  height:var(--eff-immersive-slide-height,auto)!important;
  max-width:100%!important;
  max-height:100%!important;
  aspect-ratio:16/9!important;
  flex:0 0 auto!important;
  transform:none!important;
  margin:auto!important;
}
.lesson-shell.eff-phone-fullscreen .media-frame,
.lesson-shell.eff-phone-fullscreen .embed-frame{
  width:100%!important;
  height:100%!important;
  min-width:0!important;
  min-height:0!important;
  display:grid!important;
  place-items:center!important;
  overflow:hidden!important;
  margin:0!important;
  background:#fff!important;
}
.lesson-shell.eff-phone-fullscreen .media-frame img,
.lesson-shell.eff-phone-fullscreen .media-frame video,
.lesson-shell.eff-phone-fullscreen .embed-frame iframe{
  display:block!important;
  max-width:100%!important;
  max-height:100%!important;
  width:auto!important;
  height:auto!important;
  object-fit:contain!important;
}
/* Keep the recover button inside every phone safe area even after rotation. */
.lesson-immersive-hud.is-collapsed{
  right:max(8px,env(safe-area-inset-right,0px))!important;
  bottom:max(8px,env(safe-area-inset-bottom,0px))!important;
}
/* In normal phone mode, keep narration reachable when the slide itself is tall.
   It remains part of the lesson, but sticks to the bottom edge while visible. */
@media(max-width:900px){
  .learner-lesson-page:not(.admin-lesson-preview) .lesson-screen:not([hidden]) .learner-narration-compact{
    position:sticky;
    bottom:calc(4px + env(safe-area-inset-bottom,0px));
    z-index:32;
    border-top:1px solid var(--line);
    box-shadow:0 -5px 16px rgba(23,32,51,.08);
    border-radius:9px;
  }
  .learner-lesson-page:not(.admin-lesson-preview) .lesson-screen:not([hidden]) .learner-narration-compact audio{
    display:block!important;
    width:100%!important;
    min-height:36px!important;
  }
}

/* v0.12.42 — dedicated lesson presentation portal.
   The screen player is temporarily moved here instead of resizing/rotating the
   entire course page. This isolates the learning canvas from headers, sidebars,
   normal document flow, and orientation-dependent page measurements. */
.lesson-presentation-mode[hidden]{display:none!important}
.lesson-presentation-mode{
  position:fixed!important;
  inset:0!important;
  z-index:10000!important;
  width:100vw!important;
  width:100dvw!important;
  height:100vh!important;
  height:100dvh!important;
  min-width:0!important;
  min-height:0!important;
  overflow:hidden!important;
  background:#fff!important;
  color:var(--ink,#172033);
  overscroll-behavior:none!important;
  touch-action:manipulation;
}
body.eff-presentation-active{overflow:hidden!important;overscroll-behavior:none!important;background:#fff!important}
.lesson-presentation-stage{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;min-width:0!important;min-height:0!important;overflow:hidden!important;background:#fff!important;display:grid!important;place-items:center!important}
.lesson-presentation-mode .screen-player{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;min-width:0!important;min-height:0!important;max-width:none!important;overflow:hidden!important;margin:0!important;padding:0!important;background:#fff!important}
.lesson-presentation-mode .lesson-screen:not([hidden]){position:absolute!important;inset:0!important;box-sizing:border-box!important;width:100%!important;height:100%!important;min-width:0!important;min-height:0!important;margin:0!important;padding:0!important;display:flex!important;align-items:center!important;justify-content:center!important;overflow:auto!important;background:#fff!important;-webkit-overflow-scrolling:touch!important}
.lesson-presentation-mode .learner-native-slide-wrap,.lesson-presentation-mode .learner-slide-scroll{box-sizing:border-box!important;width:100%!important;height:100%!important;min-width:0!important;min-height:0!important;margin:0!important;padding:0!important;display:flex!important;align-items:center!important;justify-content:center!important;overflow:hidden!important;background:#fff!important}
.lesson-presentation-mode .learner-slide-viewbar{display:none!important}
.lesson-presentation-mode .learner-native-slide{width:var(--eff-presentation-slide-width,100%)!important;height:var(--eff-presentation-slide-height,auto)!important;max-width:100%!important;max-height:100%!important;aspect-ratio:16/9!important;flex:0 0 auto!important;transform:none!important;margin:auto!important}
.lesson-presentation-mode .media-frame,.lesson-presentation-mode .embed-frame{width:100%!important;height:100%!important;min-width:0!important;min-height:0!important;margin:0!important;display:grid!important;place-items:center!important;overflow:hidden!important;background:#fff!important}
.lesson-presentation-mode .media-frame img,.lesson-presentation-mode .media-frame video,.lesson-presentation-mode .embed-frame iframe{display:block!important;max-width:100%!important;max-height:100%!important;width:auto!important;height:auto!important;object-fit:contain!important}
.lesson-presentation-mode .learner-narration-compact{display:none!important}
.lesson-presentation-mode .content-learning_quiz:not([hidden]){display:block!important;position:absolute!important;inset:0!important;width:100%!important;height:100%!important;overflow:auto!important;background:#fff!important;padding:max(12px,env(safe-area-inset-top,0px)) max(12px,env(safe-area-inset-right,0px)) max(72px,env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px))!important;-webkit-overflow-scrolling:touch!important}
.lesson-presentation-mode .lesson-immersive-hud{z-index:10040!important}
.lesson-presentation-mode .lesson-immersive-hint{z-index:10035!important}
.lesson-presentation-anchor{display:none!important}
/* The navigation drawer remains available above presentation mode. */
body.eff-presentation-active .learner-course-sidebar{z-index:10070!important;top:0!important;height:100dvh!important;max-height:100dvh!important}
body.eff-presentation-active .learner-sidebar-backdrop{z-index:10060!important;inset:0!important}
@media(max-width:620px){
  .lesson-presentation-mode .lesson-immersive-hud:not(.is-collapsed){max-width:calc(100dvw - 10px)!important;bottom:max(6px,env(safe-area-inset-bottom,0px))!important}
}

/* v0.12.61 — per-slide narration scrubber in presentation mode.
   The slide counter remains the lesson navigation indicator, while this range
   control follows only the current slide's narration/media duration. */
.lesson-immersive-hud:not(.is-collapsed){
  flex-wrap:wrap;
  border-radius:18px;
  justify-content:center;
}
.immersive-timeline-wrap{
  order:20;
  flex:1 0 100%;
  width:100%;
  min-width:160px;
  height:20px;
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 7px 2px;
  box-sizing:border-box;
}
.immersive-timeline{
  --immersive-progress:0%;
  appearance:none;
  -webkit-appearance:none;
  display:block;
  flex:1 1 auto;
  min-width:0;
  width:100%;
  height:18px;
  margin:0;
  padding:0;
  background:transparent;
  cursor:pointer;
  touch-action:pan-x;
}
.immersive-timeline-time{flex:0 0 auto;min-width:76px!important;text-align:right!important;font-size:10px!important;font-variant-numeric:tabular-nums;white-space:nowrap;color:rgba(255,255,255,.94)!important}
.immersive-timeline:disabled{cursor:default;opacity:.55}
.immersive-timeline::-webkit-slider-runnable-track{
  height:5px;
  border-radius:999px;
  background:linear-gradient(to right,rgba(255,255,255,.96) 0%,rgba(255,255,255,.96) var(--immersive-progress),rgba(255,255,255,.28) var(--immersive-progress),rgba(255,255,255,.28) 100%);
}
.immersive-timeline::-webkit-slider-thumb{
  -webkit-appearance:none;
  width:16px;
  height:16px;
  margin-top:-5.5px;
  border:2px solid rgba(17,28,45,.82);
  border-radius:50%;
  background:#fff;
  box-shadow:0 1px 5px rgba(0,0,0,.28);
}
.immersive-timeline::-moz-range-track{height:5px;border:0;border-radius:999px;background:rgba(255,255,255,.28)}
.immersive-timeline::-moz-range-progress{height:5px;border-radius:999px;background:rgba(255,255,255,.96)}
.immersive-timeline::-moz-range-thumb{width:14px;height:14px;border:2px solid rgba(17,28,45,.82);border-radius:50%;background:#fff;box-shadow:0 1px 5px rgba(0,0,0,.28)}
.lesson-immersive-hud.is-collapsed .immersive-timeline-wrap{display:none!important}
@media(max-width:420px){
  .immersive-timeline-wrap{min-width:0;padding-left:5px;padding-right:5px}
  .lesson-immersive-hud:not(.is-collapsed){border-radius:15px!important}
}


/* v0.12.48 — learner Google sign-in */
.google-auth-btn{width:100%;min-height:46px;background:#fff;color:var(--ink);border:1px solid #cfd6e2;gap:10px;box-shadow:0 1px 2px rgba(16,24,40,.04)}
.google-auth-btn:hover{background:#f8fafc;border-color:#b9c3d2}
.google-g{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:15px;font-weight:900;color:#4285f4;background:#fff;border:1px solid #e0e5ec}
.auth-or{display:flex;align-items:center;gap:12px;margin:16px 0;color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.auth-or:before,.auth-or:after{content:"";height:1px;background:var(--line);flex:1}
.google-redirect-box code{display:block;margin:10px 0;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#f8fafc;overflow-wrap:anywhere;font-size:13px}.google-redirect-box p{margin:8px 0 0}.google-secret-box{padding:14px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}.google-setup-steps{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.google-setup-steps ol{padding-left:22px}.google-setup-steps li{margin:8px 0}.danger-text{color:var(--danger)!important;font-weight:700}

/* 0.12.49 public legal pages */
.legal-page{max-width:920px;margin:0 auto}.legal-hero{padding:18px 0 10px}.legal-hero h1{font-size:clamp(32px,5vw,48px);line-height:1.08;margin:8px 0 6px}.legal-prose{font-size:15.5px;line-height:1.7}.legal-prose h2{font-size:21px;margin-top:30px;margin-bottom:8px;color:var(--ink)}.legal-prose p{margin:0 0 15px}.legal-prose ul{padding-left:22px;margin:10px 0 18px}.legal-prose li{margin:8px 0}.legal-prose a{color:var(--accent);font-weight:700}.legal-url-grid{display:grid;gap:10px;margin:14px 0 0}.legal-url-row{display:grid;grid-template-columns:170px minmax(0,1fr);gap:12px;align-items:center}.legal-url-row code{display:block;overflow-wrap:anywhere;background:#f6f8fb;border:1px solid var(--line);border-radius:9px;padding:9px 10px;font-size:12px}@media(max-width:650px){.legal-url-row{grid-template-columns:1fr}.legal-prose{padding:22px 18px}.legal-prose h2{font-size:19px}}


/* v0.12.51 — payment-method identity + PayPal checkout */
.payment-account-identity{display:grid;gap:2px;padding:10px 12px;border:1px solid #dce5ef;border-radius:11px;background:#fff}.payment-account-identity>span{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:850}.payment-account-identity>strong{font-size:14px}.payment-account-identity>small{color:var(--muted);overflow-wrap:anywhere}.payment-method-title{display:flex;align-items:center;gap:9px}.payment-method-title h3{margin:0}.paypal-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:#003087;color:#fff;font-weight:950;font-size:19px}.paypal-btn{background:#ffc439!important;color:#111!important;border-color:#ffc439!important;font-weight:900}.paypal-btn:hover{filter:brightness(.98)}.paypal-course-setting{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}.payment-provider-label{font-size:10px;font-weight:900;letter-spacing:.06em;color:#36506d}.paypal-settings-status{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.paypal-settings-status .badge{margin:0}
@media(min-width:980px){.enrollment-options-grid:has(.paypal-enrollment-option){grid-template-columns:repeat(3,minmax(0,1fr))}}


/* v0.12.52 — compact Jeune Espoir support note on paid enrollment */
.course-support-note{display:flex;align-items:flex-start;gap:11px;margin:16px 0 2px;padding:12px 14px;border:1px solid #d9e7f7;border-radius:14px;background:#f6faff;color:#17324f}.course-support-note-icon{display:grid;place-items:center;flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:#e8f2ff;color:#1f66d1;font-size:15px}.course-support-note strong{display:block;font-size:14px;margin-bottom:2px}.course-support-note p{margin:0;color:#5d7086;font-size:13px;line-height:1.45}@media(max-width:600px){.course-support-note{padding:11px 12px}.course-support-note p{font-size:12.5px}}

/* v0.12.58 — learner profiles and lightweight online presence */
.learner-profile-link{display:inline-flex!important;align-items:center;gap:7px!important;padding:4px 7px!important;border-radius:999px;background:#f7f9fc;border:1px solid var(--line);color:#334155!important}.learner-profile-link:hover{background:#eef4ff;color:var(--accent)!important}.learner-avatar{position:relative;display:inline-grid;place-items:center;flex:0 0 auto;border-radius:50%;overflow:visible;background:#e8effa;color:#214e83;font-weight:850;letter-spacing:.01em}.learner-avatar>img,.learner-avatar>span{width:100%;height:100%;border-radius:50%;display:grid;place-items:center;object-fit:cover;overflow:hidden}.learner-avatar-header{width:32px;height:32px;font-size:11px}.learner-avatar-presence{position:absolute;right:-1px;bottom:0;width:10px;height:10px;border-radius:50%;background:#22c55e;border:2px solid #fff;box-shadow:0 0 0 1px rgba(15,23,42,.06)}.is-offline .learner-avatar-presence{background:#d97706}.learner-profile-link-label{font-size:12px;font-weight:800}.profile-page{max-width:1000px;margin:0 auto}.profile-page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}.profile-page-head h1{margin:5px 0 8px}.profile-layout{display:grid;grid-template-columns:minmax(230px,.65fr) minmax(0,1.35fr);gap:22px;align-items:start}.profile-summary-card{text-align:center;position:sticky;top:94px}.profile-summary-card h2{margin:14px 0 3px}.profile-avatar-large{position:relative;width:112px;height:112px;margin:0 auto;border-radius:50%;background:#e8effa;color:#214e83;display:grid;place-items:center;font-size:30px;font-weight:900;box-shadow:0 0 0 5px #fff,0 0 0 6px #dce5ef}.profile-avatar-large img{width:100%;height:100%;border-radius:50%;object-fit:cover}.profile-online-dot{position:absolute;right:6px;bottom:7px;width:19px;height:19px;border-radius:50%;background:#94a3b8;border:4px solid #fff}.profile-online-dot.is-online{background:#22c55e}.profile-presence{display:inline-flex;align-items:center;gap:7px;margin-top:12px;padding:6px 9px;border-radius:999px;background:#f4f6f8;color:#64748b;font-size:12px;font-weight:800}.profile-presence i,.presence-pill i{width:8px;height:8px;border-radius:50%;background:#94a3b8}.profile-presence.online{background:#ecfdf3;color:#18794e}.profile-presence.online i,.presence-pill.online i{background:#22c55e}.profile-linked-account{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:14px;font-size:12px;font-weight:750;color:#526174}.profile-linked-account>span{width:24px;height:24px;border:1px solid #d9e0e8;border-radius:50%;display:grid;place-items:center;background:#fff;font-weight:900;color:#335b91}.profile-privacy-note{margin:16px 0 0}.profile-edit-card h2{margin-bottom:20px}.profile-photo-field{display:grid;grid-template-columns:82px minmax(0,1fr);gap:16px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fbfcfe}.profile-photo-preview{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;overflow:hidden;background:#e8effa;color:#214e83;font-size:20px;font-weight:900}.profile-photo-preview img{width:100%;height:100%;object-fit:cover}.profile-photo-field input[type=file]{padding:7px;background:#fff}.profile-remove-photo{margin-top:7px}.profile-email-note{margin:-12px 0 0}.profile-flash{margin:0 0 18px;max-width:none}.presence-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border-radius:999px;background:#f3f5f7;color:#667085;font-size:11px;font-weight:800;white-space:nowrap}.presence-pill.online{background:#ecfdf3;color:#18794e}.presence-pill.recent i{background:#94a3b8}.admin-learner-identity{display:flex;align-items:center;gap:10px;min-width:210px}.admin-learner-avatar{width:38px;height:38px;font-size:11px}.admin-learner-avatar .learner-avatar-presence{width:10px;height:10px}.my-courses-head-actions{justify-content:flex-end}
@media(max-width:800px){.learner-profile-link{padding:3px 5px!important}.learner-profile-link-label{display:none}.learner-avatar-header{width:34px;height:34px}.profile-layout{grid-template-columns:1fr}.profile-summary-card{position:static}.profile-page-head{align-items:stretch;flex-direction:column}.profile-page-head>.btn{align-self:flex-start}.my-courses-head-actions{justify-content:flex-start}}
@media(max-width:560px){.profile-photo-field{grid-template-columns:1fr}.profile-photo-preview{width:82px;height:82px}.profile-edit-card,.profile-summary-card{padding:20px}.profile-page-head .actions,.my-courses-head-actions{width:100%}.my-courses-head-actions .btn{flex:1 1 auto}}

/* v0.12.63 — learner offline library */
.offline-library-page{display:grid;gap:24px}.offline-library-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;padding:24px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,#f6f9fd,#fff)}.offline-library-head h1{margin:4px 0 8px}.offline-library-head p{margin:0;max-width:720px;color:var(--muted)}.offline-storage-card{padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:#fff;display:grid;gap:10px}.offline-storage-card>div:first-child{display:flex;justify-content:space-between;gap:15px;align-items:center}.offline-storage-card span{font-size:12px;color:var(--muted)}.offline-storage-meter{height:8px;border-radius:999px;background:#e8edf3;overflow:hidden}.offline-storage-meter span{display:block;height:100%;width:0;background:#173f70;border-radius:inherit;transition:width .2s ease}.offline-library-list{display:grid;gap:12px}.offline-library-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:14px;background:#fff}.offline-library-type{display:inline-flex;align-items:center;justify-content:center;min-width:64px;padding:7px 9px;border-radius:999px;background:#edf4fc;color:#173f70;font-size:11px;font-weight:800;text-transform:uppercase}.offline-library-copy{min-width:0}.offline-library-copy h3{margin:0 0 4px;font-size:17px}.offline-library-copy p,.offline-library-copy small{display:block;margin:0;color:var(--muted);font-size:12px}.offline-library-actions{display:flex;gap:8px;align-items:center}.offline-library-empty,.offline-library-loading{padding:24px;border:1px dashed var(--line);border-radius:14px;text-align:center;color:var(--muted);background:#fbfcfe}.offline-library-empty strong{display:block;color:var(--text);margin-bottom:5px}.offline-library-empty p{margin:0}.offline-library-help{padding:16px 18px;border-radius:14px;background:#f3f7fc;border:1px solid #d8e4f1}.offline-library-help p{margin:6px 0 0;color:var(--muted);font-size:13px}.my-course-offline-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.my-course-offline-actions .offline-download-status{display:none}
@media(max-width:700px){.offline-library-head{align-items:flex-start;flex-direction:column;padding:18px}.offline-storage-card>div:first-child{align-items:flex-start;flex-direction:column;gap:3px}.offline-library-card{grid-template-columns:1fr}.offline-library-type{justify-self:start}.offline-library-actions{width:100%}.offline-library-actions .btn{flex:1}.my-course-offline-actions{align-items:stretch}.my-course-offline-actions>.btn,.my-course-offline-actions .offline-download-wrap,.my-course-offline-actions .offline-download-btn{width:100%}.my-course-offline-actions .offline-download-btn{justify-content:center}}


/* v0.12.64 — keep narration synchronized with slide readiness. */
.lesson-screen{position:relative}
.lesson-screen.eff-screen-preparing::after{content:'';position:absolute;inset:0;z-index:80;pointer-events:none;background:rgba(255,255,255,.16);backdrop-filter:blur(.35px);animation:eff-slide-ready-fade .7s ease both}
@keyframes eff-slide-ready-fade{0%,45%{opacity:0}100%{opacity:1}}
@media (prefers-reduced-motion:reduce){.lesson-screen.eff-screen-preparing::after{animation:none;opacity:.35}}

/* v0.12.65: visible media recovery and account request forms. */
.lesson-screen{position:relative}.lesson-media-status{position:absolute;inset:0;z-index:1200;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center;background:rgba(255,255,255,.96);color:#173f70;min-height:120px;font-size:clamp(14px,2.4vw,20px)}
.lesson-media-status[hidden]{display:none!important}.lesson-media-status p{max-width:38em;margin:0}.lesson-media-status .btn{white-space:normal}.account-deletion-card{max-width:700px;width:100%;margin:auto}.account-deletion-card h1{font-size:clamp(26px,5vw,36px)}.deletion-confirm{display:flex!important;align-items:flex-start;gap:10px}.deletion-confirm input[type=checkbox]{width:20px;min-width:20px;height:20px;margin:3px 0}.deletion-review-card{margin:20px 0;overflow-wrap:anywhere}.deletion-review-card .stack{max-width:700px}.deletion-close-form{margin-top:20px}.account-deletion-link{text-align:center;margin:20px}.account-deletion-profile{margin-top:24px}

/* v0.12.67: selected data requests; scoped to data-management forms. */
.data-deletion-options{min-width:0;margin:0;padding:16px;border:1px solid var(--line);border-radius:12px}
.data-deletion-options legend{padding:0 6px;font-weight:700;max-width:100%;white-space:normal}
.data-deletion-options .deletion-confirm{margin:10px 0;font-weight:400}
.data-deletion-choice{display:flex!important;align-items:flex-start;gap:10px;margin:12px 0;cursor:pointer}
.data-deletion-choice input[type=radio]{width:20px;min-width:20px;height:20px;margin:3px 0;flex:0 0 20px}
.data-deletion-profile-help{padding:16px;margin:18px 0;border:1px solid var(--line);border-radius:12px;background:#f7f9fc}
.data-deletion-profile-help .btn{white-space:normal;text-align:center}
#data-deletion-request-form [hidden]{display:none!important}

/* v0.12.68: image tools, confined to Slide Studio. */
.slide-image-help{padding:10px 12px;margin-bottom:14px;border:1px solid var(--line);border-radius:10px;background:var(--soft)}
.slide-image-help summary{cursor:pointer;overflow-wrap:anywhere}
.slide-image-help p:last-child{margin-bottom:0}
#downloadBackgroundImage,#downloadSelectedImage{margin-top:8px;white-space:normal;text-align:center}
#downloadBackgroundImage[aria-disabled=true],#downloadSelectedImage[aria-disabled=true]{opacity:.5;cursor:default;pointer-events:none}
#imageRows .file-button{margin-top:8px;width:100%;white-space:normal;text-align:center}

/* v0.12.69: optional fixed titles; the authored 16:9 canvas stays intact. */
.fixed-title-controls{min-width:0;margin:0;padding:10px;border:1px solid var(--line);border-radius:9px}
.fixed-title-controls legend{font-weight:700;white-space:normal;max-width:100%;padding:0 4px}
.fixed-title-controls .grid2{margin-top:9px}
.fixed-title-controls p:last-child{margin-bottom:0}
.eff-slide-title-frame{container-type:inline-size;width:100%;min-width:0;margin:0 auto;overflow:hidden}
.eff-slide-title-band{display:flex;align-items:center;justify-content:center;box-sizing:border-box;width:100%;min-height:28px;min-height:clamp(28px,5cqw,64px);padding:4px 2%;background:var(--eff-slide-title-background,#fff);color:var(--eff-slide-title-color,#173f70);text-align:center;font-family:Arial,Helvetica,sans-serif;font-weight:700;font-size:18px;font-size:clamp(12px,2.65cqw,34px);line-height:1.1}
.eff-slide-title-text{min-width:0;max-width:100%;white-space:normal;overflow-wrap:anywhere}
#slideTitleFrame.is-title-enabled{box-shadow:0 8px 24px rgba(23,32,51,.15)}
#slideTitleFrame.is-title-enabled>.slide-stage{box-shadow:none}
.learner-native-slide-wrap.eff-has-slide-title.view-readable .eff-slide-title-frame{width:max(100%,760px)}
body .lesson-screen .learner-native-slide-wrap.eff-has-slide-title .eff-slide-title-frame>.learner-native-slide{width:100%!important;height:auto!important;max-width:100%!important;max-height:none!important;aspect-ratio:16/9!important;margin:0!important;flex:0 0 auto!important}
.learner-native-slide-wrap.eff-has-slide-title:fullscreen .learner-slide-scroll{min-height:0;min-width:0;overflow:hidden}
.learner-native-slide-wrap.eff-has-slide-title:fullscreen .eff-slide-title-frame{width:var(--eff-title-fitted-width,100%)!important;flex:0 0 auto}
.learner-native-slide-wrap.eff-has-slide-title:-webkit-full-screen .learner-slide-scroll{min-height:0;min-width:0;overflow:hidden}
.learner-native-slide-wrap.eff-has-slide-title:-webkit-full-screen .eff-slide-title-frame{width:var(--eff-title-fitted-width,100%)!important;flex:0 0 auto}
.lesson-presentation-mode .learner-native-slide-wrap.eff-has-slide-title .eff-slide-title-frame{width:var(--eff-presentation-slide-width,100%)!important;max-width:100%;flex:0 0 auto}
.learner-native-slide-wrap.eff-has-slide-title:fullscreen .learner-slide-scroll.eff-title-scroll-needed,
.learner-native-slide-wrap.eff-has-slide-title:-webkit-full-screen .learner-slide-scroll.eff-title-scroll-needed,
.lesson-presentation-mode .learner-slide-scroll.eff-title-scroll-needed{overflow:auto!important;align-items:flex-start!important}
@media(min-width:901px){.learner-native-slide-wrap.eff-has-slide-title.view-fit .eff-slide-title-frame{width:min(100%,max(320px,calc((100vh - 320px) * 16 / 9)))}}

/* v0.12.70: choose and download individual lessons on small screens. */
#course-lessons{scroll-margin-top:85px}
.course-lesson-download-help{color:var(--muted);margin:0 0 14px}
.course-download-options{padding:12px 14px;border:1px solid var(--line);border-radius:12px;margin-bottom:18px;background:var(--soft)}
.course-download-options summary{cursor:pointer;font-weight:650}
.course-lesson-download-row{display:flex;align-items:center;gap:12px;min-width:0}
.course-lesson-download-row>.lesson-row{flex:1;min-width:0}
.course-lesson-download-controls{flex:0 1 230px;justify-content:flex-start;padding:8px 0}
.course-lesson-download-controls .offline-download-btn{min-height:42px;white-space:normal;text-align:center}
.course-lesson-download-controls .offline-download-status{flex-basis:100%;max-width:none;overflow-wrap:anywhere}
.choose-lesson-downloads{white-space:normal;text-align:center}
.lesson-offline-download .offline-download-status{display:block;overflow-wrap:anywhere}
.offline-cancel-btn{min-height:40px}
@media(max-width:700px){
  .course-lesson-download-row{align-items:stretch;flex-direction:column;gap:0;margin-bottom:10px;border:1px solid var(--line);border-radius:12px;padding:8px 10px}
  .course-lesson-download-row>.lesson-row{border:0;padding-left:0;padding-right:0}
  .course-lesson-download-controls{flex:auto;padding:0 0 4px}
  .course-lesson-download-controls .offline-download-btn{flex:1}
}
@media(max-width:900px){
  body.learner-lesson-page:not(.admin-lesson-preview) .learner-lesson-toolbar{flex-wrap:wrap;width:100%!important;gap:6px!important}
  .lesson-offline-download{order:5;flex-basis:100%;gap:8px}
  .lesson-offline-download .offline-download-btn [data-offline-download-label]{display:inline}
  .lesson-offline-download .offline-download-btn{white-space:normal;min-height:42px}
  .lesson-offline-download .offline-download-status{display:block;max-width:none;flex-basis:100%}
}

/* 0.12.73 — graphic direction and curve controls. Existing graphics keep their rendering. */
.shape-quick-controls{min-width:0;margin:12px 0;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}
.shape-quick-controls[hidden],.shape-quick-controls [hidden],#shapeLegacyDirectionRow[hidden]{display:none!important}
.shape-quick-controls legend{font-weight:700;font-size:13px;padding:0 5px}
.shape-direction-presets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;margin-bottom:10px}
.shape-direction-presets .btn{min-width:0;white-space:normal;min-height:36px}
.shape-direction-presets [aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:#fff}
.shape-bend-inputs{display:grid;grid-template-columns:minmax(0,1fr) 76px;gap:8px;align-items:center}
.shape-bend-inputs input{min-width:0;width:100%;box-sizing:border-box}
.shape-bend-inputs input[type="range"]{padding:0;accent-color:var(--accent)}
.shape-quick-controls p{margin:6px 0 10px}
.balanced-slide-graphic.anim-slide-up,.balanced-slide-graphic.slide-anim-slide-up{animation-name:effGraphicSlideUp}
.balanced-slide-graphic.anim-slide-left,.balanced-slide-graphic.slide-anim-slide-left{animation-name:effGraphicSlideLeft}
.balanced-slide-graphic.anim-zoom,.balanced-slide-graphic.slide-anim-zoom{animation-name:effGraphicZoom}
.balanced-slide-graphic.anim-pulse,.balanced-slide-graphic.slide-anim-pulse{animation-name:effGraphicPulse}
@keyframes effGraphicSlideUp{from{opacity:0;transform:translateY(24px) rotate(var(--eff-shape-rotation,0deg))}to{opacity:1;transform:rotate(var(--eff-shape-rotation,0deg))}}
@keyframes effGraphicSlideLeft{from{opacity:0;transform:translateX(-28px) rotate(var(--eff-shape-rotation,0deg))}to{opacity:1;transform:rotate(var(--eff-shape-rotation,0deg))}}
@keyframes effGraphicZoom{from{opacity:0;transform:scale(.84) rotate(var(--eff-shape-rotation,0deg))}to{opacity:1;transform:scale(1) rotate(var(--eff-shape-rotation,0deg))}}
@keyframes effGraphicPulse{0%{opacity:0;transform:scale(.9) rotate(var(--eff-shape-rotation,0deg))}45%{opacity:1;transform:scale(1.08) rotate(var(--eff-shape-rotation,0deg))}100%{opacity:1;transform:scale(1) rotate(var(--eff-shape-rotation,0deg))}}

/* v0.12.74: object clipboard help and visible graphic line colors. */
.slide-clipboard-help{margin:8px 0 14px;line-height:1.45}
.shape-color-controls{min-width:0;margin:12px 0;padding:10px;border:1px solid var(--line);border-radius:10px}
.shape-color-controls legend{max-width:100%;padding:0 5px;font-weight:700;white-space:normal}
.shape-color-custom{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}
.shape-color-custom label,.shape-color-custom input{min-width:0;max-width:100%}
.shape-color-custom input[type=color]{width:100%;height:38px;padding:3px;cursor:pointer}
#shapeLineColorText{font-family:ui-monospace,monospace;font-size:13px}
#shapeLineColorText[aria-invalid=true]{border-color:#dc2626}
.shape-line-palette{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-top:10px}
.shape-line-palette .shape-color-swatch{height:32px;min-width:0;padding:0;background:var(--shape-swatch);border:1px solid #64748b;border-radius:6px;cursor:pointer}
.shape-line-palette .shape-color-swatch[aria-pressed=true]{outline:2px solid var(--accent);outline-offset:2px}
.shape-line-palette .shape-color-swatch:focus-visible{outline:3px solid #172033;outline-offset:3px}
.shape-color-controls p{margin:9px 0 0}
#shapeFillColorRow[hidden]{display:none!important}

/* Optional waveform status stays above long lists of slide object tracks. */
.timeline-waveform-status{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:8px 14px;border-bottom:1px solid var(--line);background:var(--soft)}
.timeline-waveform-status:has(#waveformLoadStatus:empty):has(#retryTimelineWaveform[hidden]){display:none}

/* HTML activities stay within their own scrollable lesson surface. */
.html-activity{display:grid;grid-template-columns:minmax(0,1fr) auto;position:relative;width:100%;min-width:0;background:#fff;border:1px solid #dbe5f1;border-radius:14px;overflow:hidden}
.html-activity> :not(.html-activity-toolbar):not(.html-activity-status){grid-column:1/-1}
.html-activity-toolbar{grid-column:2;grid-row:1;display:flex;align-items:center;justify-content:flex-end;gap:4px;padding:3px 6px;min-height:34px}
.html-activity-tool{display:inline-flex;align-items:center;justify-content:center;width:30px;height:28px;flex:0 0 30px;padding:5px;border:1px solid transparent;border-radius:6px;background:transparent;color:#365a7c;cursor:pointer}
.html-activity-tool:hover{background:#edf3fb;border-color:#dbe5f1}.html-activity-tool:focus-visible{outline:2px solid #165ad8;outline-offset:1px}.html-activity-tool svg{display:block;width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.html-activity-status{grid-column:1;grid-row:1;align-self:center;min-width:0;padding:4px 10px;margin:0;font-size:12px;line-height:1.35;overflow-wrap:anywhere}
.html-activity-status[data-html-state="ready"]{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.html-activity-status[data-html-error="1"]{color:#9b2c2c}.html-activity-status:empty{display:none}
.html-activity>[data-reflection-conflict]{display:flex;gap:8px;flex-wrap:wrap;padding:4px 10px 10px}.html-activity>p:not(.html-activity-status){padding:0 10px 8px;margin:0}
.html-activity-frame{display:block;width:100%;height:calc(72vh + 44px);min-height:484px;border:0;background:#fff}
.html-activity:fullscreen,.html-activity.is-expanded{background:#fff;padding:4px;overflow:auto}.html-activity:fullscreen .html-activity-frame,.html-activity.is-expanded .html-activity-frame{height:calc(100vh - 46px);height:calc(100dvh - 46px);min-height:0}
.html-activity.is-expanded{position:fixed;inset:0;z-index:10000}
@media(max-width:600px){.html-activity-frame{height:calc(70vh + 44px);min-height:424px}.html-activity-toolbar{gap:4px;padding:3px 5px}.html-activity-tool{width:32px;height:30px;flex-basis:32px}.html-activity-status{padding-left:8px}}