/* 第一課動畫樣板獨立命名，避免影響其他課與既有截圖。 */
#demo{scroll-margin-top:90px;margin:32px 0 46px}.film-section-title{font-size:25px;color:#08244a;margin:0 0 14px}.lesson-film{border:1px solid #dce3e5;border-radius:18px;overflow:hidden;background:#fff;color:#223c47}.film-topline{display:flex;justify-content:space-between;gap:16px;padding:15px 24px;font-size:12px;color:#677985;border-bottom:1px solid #dce3e5}.film-topline span:first-child{color:#294657;font-weight:700}.film-stage{--wash:#e7eff2;display:grid;grid-template-columns:.85fr 1.3fr;gap:38px;padding:40px;min-height:480px;background-color:var(--wash);background-image:radial-gradient(#536d8512 .7px,transparent .7px);background-size:8px 8px;align-items:center;transition:background-color .5s}.film-stage[data-palette=sage]{--wash:#dfe9e2}.film-stage[data-palette=lilac]{--wash:#e8e3ef}.film-stage[data-palette=peach]{--wash:#f4e6da}.film-kicker{font:600 11px/1.6 monospace;letter-spacing:2px;color:#526d7c}.film-heading{font-size:32px;line-height:1.45;letter-spacing:-.7px;white-space:pre-line;margin:13px 0 18px;font-weight:700}.film-description{font-size:15px;line-height:1.95;margin:0 0 25px;max-width:28em}.film-tip{font-size:12px;line-height:1.8;border-left:2px solid #bb7451;padding-left:12px;color:#506b77}.film-screen{position:relative;min-width:0;box-shadow:0 18px 40px #17333c12;border:1px solid #fff9;border-radius:14px;background:#faf9f5;overflow:hidden;height:390px;color:#353833;font-size:13px;line-height:1.6}.film-scene{height:100%;position:relative;padding:0 22px}.film-ui-top{display:flex;align-items:center;gap:8px;border-bottom:1px solid #e8e7df;padding:13px 0;color:#3b3933}.film-spark{font-size:25px;color:#c47754;line-height:1}.film-claude{font:24px Georgia,serif;letter-spacing:-1px}.film-mode{font-size:10px;margin-left:auto;border:1px solid #dadbd0;border-radius:5px;padding:2px 7px;color:#777b72}.film-greeting{font-size:23px;text-align:center;margin:32px 0 22px;font-family:Georgia,"Noto Sans TC",serif}.film-draft{background:white;border:1px solid #dcddd6;border-radius:13px;padding:16px;box-shadow:0 3px 8px #00000006}.film-input-file{font-size:11px;display:inline-flex;align-items:center;gap:8px;border:1px solid #dde0d4;border-radius:6px;padding:5px 8px;background:#fafaf7}.film-input-file small{color:#87897c;font-size:9px}.film-draft p{height:86px;margin:12px 0 8px;font-size:13px;line-height:1.8}.film-input-bottom{display:flex;align-items:center;justify-content:space-between;color:#929687;font-size:18px}.film-input-bottom b{font-size:9px;background:#f4f5ef;color:#626656;border:1px solid #dcdfd2;border-radius:5px;padding:4px 8px;font-weight:400}.film-send{display:inline-grid;place-items:center;background:#c37654;color:white;width:27px;height:27px;border-radius:8px;font-size:19px}.film-user{background:#eae9e1;border-radius:12px 12px 3px 12px;padding:13px 16px;max-width:85%;margin-left:auto;font-size:12px}.film-sent{position:absolute;right:22px;top:74px}.film-scene.sent .film-draft,.film-scene.sent .film-greeting,.film-scene.sent .film-confirm-draft{opacity:.12}.film-task-name{font-size:10px;color:#8a8b80;margin:14px 0}.film-response{padding:7px 0}.film-response>b{font-weight:600;font-size:15px}.film-plan{display:flex;gap:10px;margin-top:13px;align-items:flex-start}.film-plan i{font-style:normal;font-size:10px;background:#e8eae0;border:1px solid #d6ddcb;border-radius:50%;width:21px;height:21px;display:grid;place-items:center;flex:none}.film-plan small{display:block;font-size:10px;color:#888c7d;margin-top:2px}.film-wait{font-size:10px;color:#966344;margin-top:12px}.film-composer{position:absolute;bottom:15px;left:22px;right:22px;border:1px solid #dedfd7;border-radius:10px;background:white;padding:10px 13px;color:#989c90;font-size:11px}.film-composer>div{display:flex;justify-content:space-between;margin-top:11px;font-size:16px}.film-composer b{display:grid;place-items:center;border-radius:50%;background:#efeee7;width:22px;height:22px;color:#8b8d80}.film-short{font-size:13px;line-height:1.9;margin-top:15px;max-width:93%}.film-confirm-draft{position:absolute;bottom:25px;left:22px;right:22px;background:white;border:1px solid #dedfd7;border-radius:12px;padding:15px 15px 45px;min-height:140px}.film-confirm-draft p{margin:0;font-size:13px;line-height:1.9}.film-confirm-draft .film-send{position:absolute;bottom:12px;right:12px}.film-confirm-sent{margin-top:20px}.film-working{font-size:12px;margin-top:20px;display:flex;align-items:center;gap:9px}.film-file-title{display:flex;align-items:center;gap:10px;margin:20px 0;font-size:12px}.film-file-title small{display:block;font-size:9px;color:#8a8c7e}.film-xlsx{background:#427957;color:white;font:bold 19px Georgia,serif;border-radius:5px;padding:6px 10px}.film-row{display:grid;grid-template-columns:1.4fr .8fr .9fr;border-bottom:1px solid #e2e4db;padding:12px 8px;gap:8px;font-size:11px}.film-th{background:#e9eee4;font-weight:600;font-size:10px}.film-row em{font-style:normal;color:#a0623d;background:#fbefdf;border-radius:3px;text-align:center}.film-sheet-note{font-size:10px;line-height:1.7;color:#91714e;margin-top:20px;padding:10px;background:#f3f0e4}.film-sheet-questions{display:none;padding:8px 3px;font-size:12px}.film-sheet-questions>b{display:block;margin-bottom:14px;font-size:14px}.film-sheet-questions>div{margin:10px 0}.show-questions .film-sheet-tasks{display:none}.show-questions .film-sheet-questions{display:block}.film-tabs{position:absolute;bottom:15px;left:22px;right:22px;display:flex;border-top:1px solid #dddcd1;padding-top:7px;gap:7px;font-size:11px}.film-tabs>span{padding:5px 13px;border-radius:5px;color:#778574}.film-tabs [data-tab=tasks],.show-questions .film-tabs [data-tab=questions]{color:#2d6646;background:#e0ebdc;font-weight:600}.show-questions .film-tabs [data-tab=tasks]{color:#778574;background:transparent;font-weight:400}.film-download-card{display:flex;align-items:center;gap:10px;margin-top:20px;background:white;border:1px solid #dfe1d6;border-radius:10px;padding:14px 12px;flex-wrap:wrap}.film-download-card b{font-size:11px}.film-download-card small{display:block;font-size:10px;color:#909581}.film-download{font-size:11px;margin-left:auto;border:1px solid #d9ded1;border-radius:5px;padding:6px 10px;background:#f8faf4;white-space:nowrap}.film-local{display:flex;gap:10px;margin-top:19px;font-size:11px;color:#4f7859}.film-local>span{background:#e2eddf;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;flex:none}.film-local small{display:block;font-size:10px;color:#85927c;line-height:1.9;margin-top:4px}.film-scene [data-reveal]{opacity:0;transform:translateY(7px);transition:opacity .35s,transform .35s}.film-scene .is-visible{opacity:1;transform:none}.film-pointer{position:absolute;width:25px;height:30px;z-index:3;pointer-events:none}.film-pointer svg{width:25px;height:30px}.film-pointer span{position:absolute;left:-12px;top:-10px;width:35px;height:35px;border:3px solid #cf7655;border-radius:50%;opacity:0}.film-pointer.clicking span{opacity:.6}.film-controls{display:flex;gap:14px;align-items:center;padding:14px 20px;border-top:1px solid #dce3e5}.film-play{border:0;background:#f1f4f4;color:#254653;border-radius:8px;width:38px;height:36px;font-size:16px;cursor:pointer;flex:none}.film-progress{flex:1;min-width:40px;accent-color:#bd7251;cursor:pointer;height:24px}.film-time{white-space:nowrap;font:12px monospace;color:#586d78}.film-controls select{font-family:inherit;font-size:12px;border:1px solid #e1e6e6;padding:7px;background:white;border-radius:6px}.film-chapters{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;padding:0 20px 18px}.film-chapter{font-family:inherit;font-size:12px;line-height:1.8;cursor:pointer;border:1px solid #e1e6e6;border-radius:8px;background:white;color:#657985;padding:10px 6px;white-space:nowrap}.film-chapter>span{color:#94a2a8;margin-right:4px;font-size:10px}.film-chapter[aria-current=step]{background:#eff4f5;border-color:#92aeb7;color:#1d4c5c}.film-chapter[aria-current=step]>span{color:#be7651}.film-caption{font-size:11px;line-height:1.8;color:#75858b;margin:0;padding:0 24px 18px}.lesson-film button:focus-visible,.lesson-film input:focus-visible,.lesson-film select:focus-visible{outline:3px solid #c07653;outline-offset:3px}@media(max-width:1000px){.film-stage{padding:28px;gap:24px;grid-template-columns:.8fr 1.2fr}.film-heading{font-size:27px}.film-description{font-size:14px}.film-scene{padding:0 16px}.film-composer{left:16px;right:16px}.film-confirm-draft{left:16px;right:16px}}@media(max-width:700px){.film-stage{grid-template-columns:1fr;padding:22px 16px;gap:20px;min-height:0}.film-topline{padding:12px 16px;font-size:10px}.film-heading{font-size:25px;white-space:normal;margin:8px 0 10px}.film-description{font-size:13px;line-height:1.8;margin-bottom:12px}.film-tip{font-size:11px}.film-screen{height:390px}.film-controls{padding:12px;gap:8px}.film-time{font-size:10px}.film-controls select{max-width:63px;font-size:11px;padding:5px}.film-chapters{display:flex;flex-wrap:wrap;padding:0 12px 14px;gap:6px}.film-chapter{flex:1 1 28%;font-size:11px;padding:8px 4px}.film-caption{padding:0 16px 16px}.film-greeting{font-size:22px}.film-row{font-size:10px}.film-plan small{font-size:9px}.film-file-title{font-size:11px}.film-download-card{gap:8px}.film-download{margin-left:0}.film-confirm-sent{font-size:11px}.film-local small{font-size:9px}}@media(prefers-reduced-motion:reduce){.film-stage,.film-scene [data-reveal]{transition:none}.film-scene [data-reveal]{transform:none}}

.film-scene.sent .film-confirm-draft{visibility:hidden}.film-after-confirm{visibility:hidden}.film-scene.sent .film-after-confirm{visibility:visible}

/* 多課程示意共用版型；固定作者文字，與真實操作截圖分開呈現。 */
.film-series .film-screen{height:420px}
.series-body{padding:16px 0;overflow-wrap:anywhere}
.series-context{font-size:12px;color:#7a7c72;margin:0 0 16px;line-height:1.6}
.series-field{border:1px solid #e0e0d6;border-radius:9px;padding:11px 13px;margin:9px 0;background:#fffdf9;transition:background .3s,border-color .3s}
.series-field small{display:block;font-size:10px;color:#7c8274;margin-bottom:4px}
.series-field b{font-size:14px;font-weight:500;line-height:1.6;display:block}
.series-row{display:flex;justify-content:space-between;gap:12px;padding:12px 5px;border-bottom:1px solid #e4e5dc;font-size:13px;line-height:1.6}
.series-row span{color:#6c786e;flex:1}.series-row b{font-weight:500;text-align:right;flex:1.3}
.series-action{display:inline-block;padding:7px 15px;background:#f0ede4;border:1px solid #d8d9cc;border-radius:7px;font-size:12px;color:#3e493f;margin-top:8px}
.series-notice{border-left:2px solid #c48662;padding:7px 10px;margin:14px 0 0;background:#f5f0e6;font-size:12px;line-height:1.8}
.series-menu{margin-top:10px}
.series-compose{border:1px solid #dddfd3;background:white;padding:13px 15px;border-radius:12px;margin-top:18px}
.series-compose small{font-size:10px;color:#8b9285}.series-compose p{min-height:92px;font-size:13px;line-height:1.9;margin:8px 0}
.series-compose .series-action{display:block;margin:5px 0 0 auto;width:28px;text-align:center;padding:3px;background:#c37654;color:white;font-size:18px}
.series-compare{margin:12px 0;border:1px solid #e3e1d5;border-radius:8px;background:white;padding:14px}
.series-compare small{color:#7a7d70;font-size:11px}
.series-compare>div{display:flex;gap:14px;align-items:center;margin-top:9px;font-size:16px}
.series-compare del{color:#a57561}.series-compare b{color:#376c50;font-weight:500}
.series-table{border:1px solid #dfe2d7;border-radius:8px;overflow:hidden;background:white;margin-top:12px}
.series-tr{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:8px;padding:12px 10px;font-size:12px;line-height:1.65;border-bottom:1px solid #e8e9e0}
.series-tr:last-child{border-bottom:0}.series-th{background:#e9eee4;color:#547052;font-size:11px}
.series-foot{position:absolute;bottom:15px;left:22px;right:22px;font-size:10px;color:#8d9183}
.film-focused{outline:2px solid #c27d59;outline-offset:3px;background-color:#fff2e7}
.film-series .film-chapters{grid-template-columns:repeat(auto-fit,minmax(125px,1fr))}
@media(max-width:700px){.series-field b{font-size:13px}.series-row{font-size:12px;padding:10px 3px}.series-compare>div{font-size:14px;gap:9px}.series-body{padding-top:12px}.series-tr{font-size:11px;padding:10px 7px}.film-series .film-screen{height:440px}.film-series .film-chapter{white-space:normal;min-width:85px}}
@media(prefers-reduced-motion:reduce){.series-field{transition:none}}
.series-bars{margin-top:18px;display:grid;gap:10px}.series-bars span{width:var(--bar);background:#b6cdc5;border-radius:4px;padding:7px 10px;font:12px monospace;color:#254f48}.series-bars span+span{background:#b8ccdf}
.series-flow{display:grid;gap:12px}.series-flow span{background:white;border:1px solid #d8dfd3;border-radius:8px;padding:12px 16px;font-size:14px}.series-flow span+span:before{content:'↓';color:#b77c5b;margin-right:16px}