:root{color-scheme:light;--glass-shine:linear-gradient(180deg,rgba(255,255,255,0.55),rgba(255,255,255,0.14) 48%,rgba(255,255,255,0) 52%,rgba(255,255,255,0.08));--bg:#ffffff;--surface:#ffffff;--surface-2:#f2f6fd;--ink:#14213d;--muted:#56637e;--line:#d9e1ee;--blue:#1f5bd6;--on-blue:#ffffff;--blue-deep:#123c8f;--blue-soft:#e4ecfb;--yellow:#ffc52e;--yellow-soft:#fff4d1;--yellow-ink:#7a5300;--on-yellow:#14213d;--red:#c2341f;--red-soft:#fde7e3;--input:#ffffff;--default:#fff8e1;--result:#edf3fd;--s1:#2a78d6;--s2:#eb6834;--shadow:0 1px 2px rgba(18,60,143,0.06),0 4px 14px rgba(18,60,143,0.06);--font-display:"Huninn","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;--font-body:"Noto Sans TC","PingFang TC","Microsoft 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var(--line);border-radius:8px;padding:6px 10px;min-height:38px}label{display:inline-flex;flex-direction:column;gap:4px;font-size:.88rem;color:var(--muted)}label.inline{flex-direction:row;align-items:center;gap:8px;color:var(--ink);font-size:.95rem}input[type=checkbox]{min-height:0;width:20px;height:20px;padding:0;accent-color:var(--blue)}.appbar{position:-webkit-sticky;position:sticky;top:env(safe-area-inset-top,0);z-index:5;background:var(--blue-deep);color:#fff;border-bottom:1px solid var(--line)}.appbar .inner{max-width:1180px;margin:0 auto;padding:0 16px;min-height:60px;flex-wrap:wrap;gap:4px 22px}.appbar .inner,.brand{display:flex;align-items:center}.brand{gap:10px;font-family:var(--font-display);font-size:1.2rem;color:#fff;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--yellow);color:var(--blue-deep);display:grid;place-items:center;font-size:1.15rem}.nav-links{display:flex;flex-wrap:wrap;gap:2px;align-self:stretch}.nav-links button{background:transparent;border:0;border-radius:0;color:rgba(255,255,255,.78);padding:0 12px;min-height:60px;position:relative;display:inline-flex;align-items:center;gap:6px}.nav-links button:hover{color:#fff;filter:none}.nav-links button.on{color:#fff;font-weight:700}.nav-links button.on:after{content:"";position:absolute;left:10px;right:10px;bottom:0;height:4px;border-radius:4px 4px 0 0;background:var(--yellow)}.nav-links .count{background:var(--yellow);color:var(--blue-deep);font-size:.72rem;font-weight:700;border-radius:99px;padding:0 7px;line-height:1.5}.user-chip{display:flex;align-items:center;gap:10px;font-size:.88rem;color:rgba(255,255,255,.85)}.user-chip .avatar{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.16);display:grid;place-items:center;font-weight:700;color:#fff}.user-chip button{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;padding:3px 12px;font-size:.85rem}main{max-width:1180px;margin:0 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button:hover{background:rgba(255,255,255,.18);filter:none}.today-list .state{font-size:.82rem;border-radius:99px;padding:1px 10px;background:rgba(255,255,255,.16);white-space:nowrap}.today-list .state.todo{background:var(--yellow);color:var(--blue-deep);font-weight:700}@media (min-width:860px){.today{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:center;padding:28px}}.lesson-rows{display:flex;flex-direction:column}.lesson-rows>button{display:grid;grid-template-columns:74px minmax(0,1fr) auto;align-items:center;grid-gap:12px;gap:12px;background:transparent;color:var(--ink);border:0;border-bottom:1px solid var(--line);border-radius:0;padding:12px 4px;text-align:left}.lesson-rows>button:last-child{border-bottom:0}.lesson-rows>button,.nav-links button,.roles button,.seg button{box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}.lesson-rows>button:hover{background:var(--surface-2);filter:none}.lesson-rows .no{font-family:var(--font-display);font-size:1.1rem;color:var(--blue)}.lesson-rows .names{color:var(--muted);font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chips{display:grid;grid-gap:8px;gap:8px;grid-template-columns:repeat(auto-fill,minmax(64px,1fr))}.chip{display:flex;flex-direction:column;align-items:center;gap:0;padding:8px 4px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:.72rem}.chip b{font-family:var(--font-display);font-weight:400;font-size:1.15rem;color:var(--ink)}.chip.done{background:var(--blue);border-color:var(--blue)}.chip.done,.chip.done b{color:var(--on-blue)}.chip.wait{background:var(--yellow-soft);border-color:var(--yellow);color:var(--yellow-ink)}.chip.now{box-shadow:0 0 0 3px var(--yellow)}.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.82rem;color:var(--muted)}.legend i{display:inline-block;width:14px;height:14px;border-radius:4px;border:1px solid var(--line);vertical-align:-2px;margin-right:5px}.switch-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px}.switch{display:inline-flex;align-items:center;gap:10px;background:transparent;color:var(--ink);border:0;padding:0}.switch .track{width:52px;height:30px;border-radius:99px;background:var(--line);position:relative;transition:background .15s;flex:none}.switch .track:after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:var(--surface);box-shadow:0 1px 3px rgba(0,0,0,.25);transition:left .15s}.switch[aria-checked=true] .track{background:var(--blue)}.switch[aria-checked=true] .track:after{left:25px}.switch:hover{filter:none}.seg{display:inline-flex;flex-wrap:wrap;gap:4px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:4px;align-self:flex-start}.seg button{background:transparent;border:0;color:var(--muted);padding:6px 14px;border-radius:9px}.seg 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32px}}.big-select{font-size:1.15rem}.name-confirm{display:flex;flex-direction:column;align-items:center;gap:10px}.name-button{font-family:var(--font-display);font-size:2.4rem;letter-spacing:.2em;padding:14px 36px;min-height:88px;border-radius:18px;background:var(--yellow);border-color:var(--yellow);color:var(--on-yellow)}.page-list{display:flex;flex-direction:column;gap:10px}.page-list>button{display:flex;flex-wrap:wrap;align-items:center;gap:12px;text-align:left;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:14px 16px;font-size:1.05rem;box-shadow:var(--shadow)}.page-list>button:hover{border-color:var(--blue);filter:none}.page-list .seq{font-family:var(--font-display);color:var(--on-blue);background:var(--blue);width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex:none}.page-list .fake-btn{border:1px solid var(--blue);color:var(--blue);border-radius:10px;padding:4px 16px;font-size:.95rem}.page-list .fake-btn.go{border-color:var(--yellow)}details.lesson{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}details.lesson>summary{list-style:none;cursor:pointer;display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;padding:14px 18px}details.lesson>summary::-webkit-details-marker{display:none}details.lesson>summary:before{content:"›";font-size:1.3rem;color:var(--blue);transition:transform .15s;width:12px}details.lesson[open]>summary:before{transform:rotate(90deg)}details.lesson>.body{padding:0 18px 18px;display:flex;flex-direction:column;gap:10px}.chart{width:100%;max-width:760px;height:auto;display:block}.chart-tip{position:absolute;transform:translate(-50%,-110%);background:var(--ink);color:var(--surface);font-size:.82rem;padding:3px 8px;border-radius:6px;pointer-events:none;white-space:nowrap}.award{color:var(--yellow-ink);font-weight:700}.split{display:grid;grid-gap:18px;gap:18px;grid-template-columns:minmax(0,1fr)}@media (min-width:900px){.split{grid-template-columns:minmax(0,3fr) minmax(0,2fr)}}@media (max-width:560px){h1{font-size:1.5rem}.appbar .inner{padding-block:6px}.nav-links button{min-height:44px}.today .hello{font-size:1.6rem}}@media (prefers-reduced-motion:reduce){*{transition:none!important}}:root{--card:var(--surface);--brand:var(--blue);--warn:var(--yellow-ink);--err:var(--red);--radius:14px}body,html{margin:0;padding:0}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.page{max-width:1180px;width:100%;margin:0 auto;padding-inline:16px;padding-block:22px 64px;display:flex;flex-direction:column;gap:18px}.spacer{height:4px}.btn{font:inherit;font-weight:500;border-width:1px;border-style:solid;color:var(--on-blue);border-radius:12px;padding:7px 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input{background:var(--default)}.grade-result{grid-column:1/-1;display:flex;align-items:baseline;justify-content:space-between;background:var(--result);border-radius:10px;padding:8px 12px;font-size:.9rem}.grade-result strong{font-size:1.3rem;font-family:var(--font-display);font-weight:400}.grade-result.err strong{color:var(--red)}.grade-actions{margin-top:auto;display:flex;align-items:center;gap:8px;padding-top:10px;border-top:1px solid var(--line)}button.big-confirm{min-height:54px;padding:8px 26px;font-size:1.1rem}.grade-finished{align-items:flex-start}.makeup-tag{display:inline-grid;place-items:center;width:24px;height:24px;margin-left:6px;border-radius:7px;background:var(--yellow-a-hover,#ffc52e);color:var(--ink);font-size:.8rem;font-weight:700;vertical-align:1px}.date-list li.makeup{border-left:4px solid var(--yellow)}.date-list li.off-day{background:var(--surface-2);border-style:dashed;color:var(--muted)}.date-list li.off-day.closure{background:var(--red-soft);border-color:rgba(194,52,31,.3)}.date-list li.off-day strong{color:var(--muted);text-decoration:line-through}.off-reason{margin:0 8px;font-weight:600;color:var(--ink)}.holiday-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:6px;gap:6px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}.holiday-list li{display:flex;gap:10px;align-items:baseline;padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.holiday-list li span{color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;min-width:6.5em}.student-no-form{display:flex;flex-direction:column;gap:12px}.student-no-form label{color:var(--ink);font-size:1.05rem;font-weight:500}input.student-no-input{font-family:var(--font-display);font-size:2rem;letter-spacing:.18em;text-align:center;min-height:72px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.student-no-form button{min-height:56px;font-size:1.1rem}.name-confirm .row{justify-content:center}.slide-list li.editing{border-color:rgb(var(--blue-rgb)/.45)}.slide-editor{flex-basis:100%;display:flex;flex-direction:column;gap:10px;padding-top:10px;border-top:1px dashed var(--line)}.page-grid{list-style:none;margin:0;padding:0;display:grid;grid-gap:10px;gap:10px;grid-template-columns:repeat(auto-fill,minmax(176px,1fr));max-height:520px;overflow-y:auto}.page-grid li{position:relative;display:flex;flex-direction:column;flex-wrap:nowrap;align-items:stretch;gap:6px;padding:6px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.page-grid li img{width:100%;aspect-ratio:4/3;object-fit:contain;background:var(--surface-2);border-radius:8px}.page-grid li.removed img{opacity:.25}.page-grid li.removed{border-style:dashed;background:var(--surface-2)}.page-grid .page-no{position:absolute;top:10px;left:10px;background:rgb(var(--deep-rgb)/.85);color:#fff;font-size:.75rem;border-radius:99px;padding:0 8px}.page-grid .page-tools{display:flex;gap:4px}.page-grid .page-tools button{flex:1 1;min-width:0;min-height:32px;padding:2px 4px;font-size:.85rem;white-space:nowrap}.school-tiles{display:grid;grid-gap:12px;gap:12px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.school-tile{display:flex;flex-direction:column;align-items:flex-start;gap:6px;min-height:116px;padding:16px;border-radius:16px;background:var(--surface);color:var(--ink);border:1px solid var(--line);text-align:left}.school-tile strong{font-size:1.15rem}.school-tile .school-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--blue-tint);color:var(--blue);font-weight:700}.school-tile:hover:not(:disabled){border-color:rgb(var(--blue-rgb)/.5);background:var(--blue-tint);transform:translateY(-2px)}.school-tile.on{border-color:var(--blue);box-shadow:0 0 0 2px rgb(var(--blue-rgb)/.18)}.user-chip:has(.who-school){gap:8px}.user-chip .who{display:flex;flex-direction:column;line-height:1.25}.user-chip .who-school{font-size:.7rem;color:rgba(255,255,255,.72);white-space:nowrap}.user-chip .who-switch,.user-chip button.who-switch{margin-left:4px;min-height:0;padding:0;border:0;background:transparent;color:var(--yellow,#ffc52e);font-size:.7rem;text-decoration:underline}.school-filter{margin-bottom:14px}.school-heading{margin:26px 0 6px;padding:10px 14px;border-radius:12px;background:var(--blue-tint);color:var(--blue);font-size:1.25rem}section:first-of-type>.school-heading{margin-top:6px}td.wrap-cell{white-space:normal;min-width:180px;max-width:360px}.school-heading .muted{font-weight:400;font-size:.85rem;margin-left:8px}.school-pill{white-space:nowrap;display:inline-flex;align-items:center;gap:4px;margin:0 4px 4px 0;padding:2px 4px 2px 10px;border-radius:999px;background:var(--blue-tint);font-size:.82rem}.school-pill button{min-height:0;padding:0 6px;border:0;background:transparent;color:var(--muted,#888);font-size:.85rem}.presenter-now,.slide-stage{position:relative}button.slide-link{position:absolute;min-height:0;padding:0;border:2px solid transparent;border-radius:10px;background:transparent;box-shadow:none;cursor:pointer}button.slide-link:focus-visible,button.slide-link:hover{border-color:rgba(255,197,46,.9);background:rgba(255,197,46,.12)}