html[data-appearance=dark]{color-scheme:dark;--material-bg: #0b1020;--material-surface: rgba(20, 27, 48, .96);--material-surface-strong: #18213a;--material-border: rgba(165, 180, 252, .22);--material-primary: #818cf8;--material-primary-dark: #a5b4fc;--material-primary-soft: #252d52;--material-accent: #fbbf24;--material-shadow: 0 18px 46px rgba(0, 0, 0, .34);background:var(--material-bg)}html[data-appearance=dark] body,html[data-appearance=dark] .auth-screen{background:linear-gradient(145deg,#090d19,#10172b 52%,#17152b);color:#f4f6ff}html[data-appearance=dark] body:before{background-image:linear-gradient(rgba(129,140,248,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(129,140,248,.07) 1px,transparent 1px)}html[data-appearance=dark] :is(.auth-panel,.footer-nav,.continue-strip,.view-selector,.book-card,.page-preview,.ocr-panel,.discussion-box,.editor,.update-item,.review-card,.upload,.details-hero,.uploader-card,.drafts-panel,.book-edit-modal,.engagement-bar,.reader-toolbar,.reader-actions){background:var(--material-surface);color:#f4f6ff;border-color:var(--material-border)}html[data-appearance=dark] :is(h1,h2,h3,h4,.empty-state h3,.details-copy h3,.book-copy h3,.panel-head strong){color:#f4f6ff}html[data-appearance=dark] :is(.auth-panel p,.eyebrow,.catalog-scroll-status,.book-copy p,.meta,.processing small,.uploader-card p,.details-copy p,.page-jump,.page-jump label,.reader-actions,.readout-controls label,.discussion-box article p,.check,.file-picker small,.empty-state){color:#b8c1d9}html[data-appearance=dark] :is(input,select,textarea,.rich-input,.readout-controls select,.file-picker input){background:#0e1528;color:#f4f6ff;border-color:#3a4564;box-shadow:none}html[data-appearance=dark] .modal-backdrop{background:#030712bd}html[data-appearance=dark] .book-edit-modal{background:#141b30;color:#f4f6ff;border-color:#394563;box-shadow:0 30px 90px #0000009e;scrollbar-color:#66718d #0e1528}html[data-appearance=dark] .book-edit-modal :is(label,label>span,.modal-heading h3){color:#f4f6ff}html[data-appearance=dark] .book-edit-modal .eyebrow{color:#a5b4fc}html[data-appearance=dark] .book-edit-modal .language-picker small{color:#b8c1d9}html[data-appearance=dark] .book-edit-modal select[multiple]{scrollbar-color:#66718d #0e1528}html[data-appearance=dark] .book-edit-modal input[type=checkbox]{accent-color:#818cf8}html[data-appearance=dark] :is(input,textarea,.rich-input)::placeholder{color:#8792ad}html[data-appearance=dark] :is(input,select,textarea,.rich-input):focus{border-color:#818cf8;outline-color:#818cf847}html[data-appearance=dark] .footer-nav button{color:#aeb8d1}html[data-appearance=dark] :is(.footer-nav button.active,.view-selector button.active,.engagement-bar button.active,.player-button){background:linear-gradient(135deg,#6366f1,#3b82f6);color:#fff}html[data-appearance=dark] :is(.secondary,.continue-list button,.player-button.small,.rich-toolbar button,.reply-button,.update-item span){background:#252d52;color:#c7d2fe}html[data-appearance=dark] .icon-button{background:#202944;color:#dbe3f8;border-color:#3a4564}html[data-appearance=dark] .icon-button:hover:not(:disabled){background:#2b3658}html[data-appearance=dark] :is(.title-thumb,.cover,.details-cover){background:#28334e}html[data-appearance=dark] .book-taxonomy span{background:#182e38;color:#cbd5e1;border-color:#315060}html[data-appearance=dark] :is(.book-taxonomy strong,.processing){color:#67e8f9}html[data-appearance=dark] .progress-track{background:#293451}html[data-appearance=dark] .toast{background:#12372f;color:#a7f3d0;border-color:#286455}html[data-appearance=dark] .empty-state{background:#141b30c2;border-color:#4f5d86}html[data-appearance=dark] .engagement-bar button{background:#17343a;color:#a5f3fc;border-color:#315060}html[data-appearance=dark] .engagement-bar .report-button{background:#202944;color:#c5cee3}html[data-appearance=dark] :is(.engagement-bar .report-button.reported,.icon-button.danger:hover:not(:disabled)){background:#482329;color:#fecaca}html[data-appearance=dark] .readout-panel{background:linear-gradient(135deg,#132d35,#18213a);color:#f4f6ff;border-color:var(--material-border)}html[data-appearance=dark] .player-buttons{background:#10182c;border-color:#3a4564}html[data-appearance=dark] :is(.player-status,.readout-panel h3){color:#eef2ff}html[data-appearance=dark] :is(.player-status small,.readout-panel small){color:#99f6e4}html[data-appearance=dark] .reader-share-row{background:linear-gradient(180deg,#11162600,#111626 42%)}html[data-appearance=dark] .paper{background:#151a26;color:#e6e9f2;border-color:#343d54}html[data-appearance=dark] :is(.paper .readout-highlight,.current-paper .readout-highlight){background:#28345f;outline-color:#818cf8;box-shadow:0 10px 26px #00000047}html[data-appearance=dark] .ai-corrected-tag{background:#15362f;color:#a7f3d0;border-color:#286455}html[data-appearance=dark] :is(.readonly-discussion,.selected-discussion,.discussion-quote,.current-content,.diff-grid>div){background:#111a2e;color:#e6e9f2;border-color:#35415e}html[data-appearance=dark] :is(.selected-discussion blockquote,.discussion-quote blockquote,.ocr-panel p,.review-card p,.update-item p,.current-paper){color:#d6dbea}html[data-appearance=dark] .discussion-box article{border-color:#303a54}html[data-appearance=dark] .file-picker{background:#211e2b;color:#f4f6ff;border-color:#8b6b35}html[data-appearance=dark] :is(.processing.failed,.icon-button.danger){color:#fca5a5}:root{color:#172033;background:#f6f8fb;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--material-bg: #f6f8fb;--material-surface: rgba(255, 255, 255, .92);--material-surface-strong: #ffffff;--material-border: rgba(36, 48, 72, .13);--material-primary: #4338ca;--material-primary-dark: #3730a3;--material-primary-soft: #eef2ff;--material-accent: #b45309;--material-shadow: 0 16px 42px rgba(15, 23, 42, .1)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,#fffc,#f6f8fbfa),linear-gradient(135deg,#f8fafc,#eef8f6 45%,#fff7ed);color:#172033}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(15,118,110,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(15,118,110,.055) 1px,transparent 1px);background-size:42px 42px;-webkit-mask-image:linear-gradient(180deg,black 0%,transparent 78%);mask-image:linear-gradient(180deg,black 0%,transparent 78%)}button,input,select,textarea{font:inherit}button{border:0;border-radius:999px;background:linear-gradient(135deg,var(--material-primary),#2563eb);color:#fff;padding:10px 14px;cursor:pointer;font-weight:700;box-shadow:0 10px 26px #2563eb2e;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 14px 32px #0f766e3d}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid rgba(67,56,202,.24);outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.5}input,select,textarea{width:100%;border:1px solid var(--material-border);border-radius:14px;background:#ffffffe6;color:#18212f;padding:11px 12px;box-shadow:inset 0 1px #ffffffbf}input:focus,select:focus,textarea:focus,.rich-input:focus{outline:3px solid rgba(15,118,110,.16);border-color:#0f766e85}textarea{min-height:120px;resize:vertical}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#eef8f6,#f8fafc 52%,#fff7ed)}.auth-panel{width:min(480px,100%);background:var(--material-surface);border:1px solid rgba(255,255,255,.78);border-radius:26px;padding:28px;box-shadow:var(--material-shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.auth-panel h1{margin:8px 0;font-size:32px;letter-spacing:0}.auth-panel p{color:#526071;line-height:1.55}.book-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,#0f766e,#2563eb);color:#fff;font-weight:900;box-shadow:inset -8px 0 #ffffff2e}.eyebrow{margin:0;color:#6e7a86;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:0}.shell{min-height:100vh;padding-left:104px}.brand-row{display:flex;gap:12px;align-items:center}.brand-row h2{margin:0;font-size:28px;letter-spacing:0}.header-title{display:flex;align-items:center;gap:12px}.title-thumb{width:42px;aspect-ratio:.72;display:grid;place-items:center;overflow:hidden;border-radius:6px;background:#e2e8f0;color:#fff;font-size:13px;font-weight:900;box-shadow:0 8px 20px #18212f24}.title-thumb img{width:100%;height:100%;object-fit:cover}.workspace{max-width:1240px;margin:0 auto;padding:24px;overflow:auto}.topbar{min-height:72px;display:flex;justify-content:flex-start;align-items:center;gap:16px;margin-bottom:18px}.toast{position:fixed;top:18px;right:18px;z-index:80;max-width:min(420px,calc(100vw - 36px));padding:12px 14px;border:1px solid rgba(15,118,110,.18);border-radius:10px;background:#ecfdf5;color:#115e59;box-shadow:0 18px 44px #18212f2e;font-weight:800}.footer-nav{position:fixed;left:18px;top:18px;bottom:18px;z-index:50;width:76px;border:1px solid rgba(255,255,255,.9);border-radius:24px;background:var(--material-surface);box-shadow:var(--material-shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.footer-nav ul{display:grid;align-content:center;gap:8px;height:100%;list-style:none;margin:0;padding:8px}.footer-nav button{width:100%;min-height:66px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border-radius:18px;background:transparent;color:#667281;padding:8px 6px;font-size:11px;transition:background .16s ease,color .16s ease,box-shadow .16s ease}.footer-nav button.active{background:linear-gradient(135deg,#0f766e,#2563eb);color:#fff;box-shadow:0 8px 20px #2563eb38}.footer-nav button:disabled{opacity:.45}.nav-icon{width:22px;height:22px;display:grid;place-items:center}.nav-icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.filters,.form-grid,.button-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}.filters{grid-template-columns:minmax(180px,1fr) auto auto}.filters select{min-width:220px}.continue-strip{display:grid;grid-template-columns:minmax(180px,.4fr) minmax(0,1fr);gap:14px;align-items:center;margin-bottom:14px;padding:16px;border:1px solid var(--material-border);border-radius:22px;background:var(--material-surface);box-shadow:var(--material-shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.continue-strip h3{margin:4px 0 0;font-size:18px}.continue-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:8px}.continue-list button{min-height:58px;text-align:left;background:#e8f3ff;color:#1d4ed8}.continue-list span,.continue-list small{display:block}.continue-list small{margin-top:4px;color:#526071;font-weight:700}.book-grid{display:grid;gap:14px;margin-top:14px}.book-grid.list-view{grid-template-columns:1fr}.book-grid.card-view{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.book-grid.list-view .book-card{grid-template-columns:48px minmax(0,1fr);align-items:center;min-height:64px;gap:10px;padding:7px 10px}.book-grid.list-view .cover{width:48px;height:50px;aspect-ratio:auto;border-radius:6px}.book-grid.list-view .book-copy{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:8px}.book-grid.list-view .book-copy.own-book{padding-right:0}.book-grid.list-view .book-copy h3{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-grid.list-view .book-copy h3.title-long{font-size:15px}.book-grid.list-view .book-copy h3.title-very-long{font-size:13px}.book-grid.list-view .book-taxonomy,.book-grid.list-view .processing,.book-grid.list-view .meta{display:none}.book-grid.list-view .book-owner-actions{position:static}.book-grid.list-view .book-row-action{min-height:40px;margin:0;padding:8px 14px;white-space:nowrap}.view-selector{display:flex;gap:4px;padding:4px;border:1px solid var(--material-border);border-radius:10px;background:var(--material-surface)}.view-selector button{min-height:40px;padding:8px 12px;border-radius:7px;border:0;background:transparent;color:#526071}.view-selector button.active{background:#0f766e;color:#fff}@media (max-width: 560px){.book-grid.list-view .book-card{grid-template-columns:40px minmax(0,1fr)}.book-grid.list-view .cover{width:40px;height:44px}.book-grid.list-view .book-copy{grid-template-columns:minmax(0,1fr) auto}.book-grid.list-view .book-owner-actions{display:none}.book-grid.list-view .book-row-action{padding-inline:10px}}.catalog-scroll-status{margin:18px 0 4px;color:#6e7a86;font-size:13px;font-weight:800;text-align:center}.empty-state{margin-top:14px;padding:22px;border:1px dashed rgba(15,118,110,.28);border-radius:18px;background:#ffffffb8;color:#526071;text-align:center}.empty-state h3{margin:0 0 6px;color:#18212f;font-size:18px}.empty-state p{margin:0}.book-card{display:grid;grid-template-columns:92px 1fr;gap:14px;padding:14px;background:var(--material-surface);border:1px solid var(--material-border);border-radius:12px;box-shadow:var(--material-shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);transition:transform .18s ease,box-shadow .18s ease}.book-card:hover{transform:translateY(-3px);box-shadow:0 24px 58px #0f172a24}.cover{width:92px;aspect-ratio:.72;border-radius:8px;background:#e2e8f0;display:grid;place-items:center;overflow:hidden;color:#fff;font-weight:900}.cover img{width:100%;height:100%;object-fit:cover}.book-copy{position:relative;min-width:0}.book-copy.own-book{padding-right:72px}.book-owner-actions{position:absolute;top:0;right:0;display:flex;gap:6px}.icon-button{width:32px;height:32px;display:inline-grid;place-items:center;padding:0;border:1px solid var(--material-border);border-radius:8px;background:#fff;color:#334155;box-shadow:none;font-size:18px;line-height:1}.icon-button:hover:not(:disabled){background:#e8f3ff;box-shadow:0 8px 20px #0f172a1a}.icon-button.danger{color:#b42318}.icon-button.danger:hover:not(:disabled){background:#fff1f2}.book-copy h3,.book-copy p{margin:6px 0}.book-copy h3{font-size:18px}.book-copy p{color:#526071;line-height:1.45}.book-taxonomy{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.book-taxonomy span{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid rgba(15,118,110,.16);border-radius:8px;background:#ecfdf5b3;color:#405066;font-size:12px;font-weight:700}.book-taxonomy strong{color:#0f766e;font-size:10px;letter-spacing:0;text-transform:uppercase}.meta{display:flex;justify-content:space-between;gap:8px;color:#6e7a86;font-size:13px;margin:10px 0}.processing{display:grid;gap:6px;margin:10px 0;color:#0f766e}.processing.failed{color:#b42318}.processing-row{display:flex;justify-content:space-between;gap:8px;font-size:13px;font-weight:800}.progress-track{height:8px;overflow:hidden;border-radius:999px;background:#dbeafe}.progress-track div{height:100%;border-radius:inherit;background:linear-gradient(90deg,#0f766e,#2563eb);transition:width .22s ease}.processing.failed .progress-track div{background:#b42318}.processing small{color:#526071;font-weight:700}.book-details,.reader,.updates,.review,.upload{display:grid;gap:14px}.reader{min-height:calc(100dvh - 36px);align-content:start;padding-bottom:76px;scroll-margin-top:10px}.uploader-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.45fr);gap:14px;align-items:center;padding:16px;border:1px solid var(--material-border);border-radius:8px;background:#fff}.uploader-card h3{margin:4px 0}.uploader-card p{margin:0;color:#526071}.donation-box{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:end}.donation-box label{display:grid;gap:6px;color:#526071;font-size:13px;font-weight:800}.details-hero{display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;padding:18px;background:#fff;border:1px solid var(--material-border);border-radius:12px}.details-cover{width:180px;aspect-ratio:.72;border-radius:9px;background:#e2e8f0;display:grid;place-items:center;overflow:hidden;color:#fff;font-size:36px;font-weight:900}.details-cover img{width:100%;height:100%;object-fit:cover}.details-copy{display:grid;align-content:start;gap:10px}.details-copy h3{margin:0;font-size:clamp(24px,4vw,38px)}.details-copy p{margin:0;color:#526071;line-height:1.55}.details-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:8px}.secondary{background:#e8f3ff;color:#1d4ed8}.engagement-bar{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:8px 10px;border:1px solid var(--material-border);border-radius:8px;background:#fff}.reaction-buttons{display:flex;gap:8px;align-items:center}.engagement-bar button{min-height:36px;padding:7px 12px;border:1px solid var(--material-border);border-radius:8px;background:#eef8f6;color:#115e59;font-size:13px;box-shadow:none}.engagement-bar button.active{background:#0f766e;color:#fff}.engagement-bar .report-button{margin-left:auto;background:#fff;color:#526071}.engagement-bar .report-button.reported{background:#fee4e2;color:#b42318}.reader-toolbar{display:flex;justify-content:space-between;gap:10px;align-items:center;background:#fff;border:1px solid var(--material-border);border-radius:8px;padding:10px}.reader-toolbar.bottom{position:fixed;left:calc(104px + (100vw - 104px)/2);bottom:14px;z-index:40;width:min(760px,calc(100vw - 136px));margin:0;padding-block:6px;transform:translate(-50%);box-shadow:0 14px 36px #0f172a2e;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.page-jump{display:flex;align-items:center;justify-content:center;gap:8px;color:#526071;font-weight:800}.page-jump input{width:82px;min-height:40px;padding:8px 10px;text-align:center}.page-jump label{color:#526071;font-size:13px}.details-jump{justify-content:flex-start}.reader-grid,.diff-grid{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(320px,1.1fr);gap:14px}.reader{overflow-anchor:none}.page-preview{scroll-margin-top:8px}.reader-actions{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 14px;background:#fff;border:1px solid var(--material-border);border-radius:8px;color:#526071;font-weight:800}.readout-panel{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:center;padding:8px 10px;background:linear-gradient(135deg,#eef8f6,#fff);border:1px solid var(--material-border);border-radius:8px;overflow-x:auto}.readout-panel h3{display:none;margin:0;color:#24313f}.readout-panel small{color:#115e59;font-weight:700}.readout-note{grid-column:1 / -1}.readout-controls{display:flex;flex-wrap:nowrap;gap:8px;align-items:center;justify-content:flex-end}.player-buttons{display:flex;align-items:center;gap:8px;padding:4px;border:1px solid var(--material-border);border-radius:999px;background:#fff;box-shadow:0 8px 22px #0f172a14}.player-button{width:36px;height:36px;display:inline-grid;place-items:center;padding:0;border-radius:999px;background:#0f766e;color:#fff}.player-button.small{width:32px;height:32px;background:#e8f3ff;color:#1d4ed8}.player-button svg{width:22px;height:22px;fill:currentColor;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.player-button:disabled{opacity:.45}.player-status{display:grid;min-width:118px;color:#24313f;font-weight:900;font-size:13px}.player-status small{color:#115e59;font-size:11px;font-weight:700}.readout-controls label{display:grid;gap:5px;min-width:112px;color:#526071;font-size:12px;font-weight:800}.readout-controls select{min-height:34px;padding:6px 8px;border:1px solid var(--material-border);border-radius:8px;background:#fff;color:#24313f}.page-preview,.ocr-panel,.discussion-box,.editor,.update-item,.review-card,.upload,.details-hero,.uploader-card,.drafts-panel{background:var(--material-surface);border:1px solid rgba(255,255,255,.72);border-radius:24px;padding:16px;box-shadow:var(--material-shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.page-preview{height:clamp(420px,calc(100dvh - 132px),920px);min-height:0;position:relative;overflow:auto;overscroll-behavior:contain}.page-preview iframe{width:100%;height:520px;border:0}.reader-share-row{position:sticky;bottom:0;display:flex;justify-content:flex-end;padding:12px 0 0;margin-top:12px;background:linear-gradient(180deg,#fffdf700,#fffdf7 42%)}.ai-corrected-tag{display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;margin:0 0 10px;border:1px solid #b7d7ca;border-radius:999px;background:#eaf7f1;color:#22614b;font-size:12px;font-weight:800}.paper{min-height:100%;padding:28px;border:1px solid #e3e2dc;background:#fffdf7;color:#24313f;line-height:1.8;white-space:pre-wrap}.paper p,.current-paper p{margin:0 0 18px;border-radius:8px;transition:background .18s ease,box-shadow .18s ease,outline-color .18s ease}.paper .readout-highlight,.current-paper .readout-highlight{outline:2px solid rgba(15,118,110,.36);background:#e8f3ff;box-shadow:0 10px 26px #2563eb24}.paper .page-image,.current-paper .page-image{display:block;max-width:min(100%,760px);max-height:70vh;margin:22px auto;border-radius:8px;object-fit:contain;box-shadow:0 10px 28px #18212f1f}.panel-head{display:flex;justify-content:space-between;gap:12px;align-items:center}.ocr-panel p,.review-card p,.update-item p{color:#384656;line-height:1.65;white-space:pre-wrap}.discussion-box{display:grid;gap:10px}.discussion-box h3,.editor h3,.review-card h3{margin:0}.readonly-discussion{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid var(--material-border);border-radius:8px;background:#f8fafc;color:#526071;font-weight:800}.composer{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end}.rich-editor{display:grid;gap:8px}.rich-toolbar{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.rich-toolbar button{padding:6px 9px;background:#eef8f6;color:#115e59;font-size:13px}.rich-toolbar small{color:#6e7a86;font-weight:700}.rich-input{min-height:92px;padding:11px 12px;border:1px solid #ead3b7;border-radius:8px;background:#fff;color:#18212f;line-height:1.55;outline:none}.rich-input:empty:before{content:attr(data-placeholder);color:#8b96a3}.rich-input img,.rich-content img{display:block;max-width:min(100%,520px);max-height:320px;margin:10px 0;border-radius:8px;object-fit:contain}.rich-content{color:#526071;line-height:1.65}.rich-content p,.rich-content div{margin:4px 0 0}.selected-discussion{display:grid;gap:8px;padding:12px;border:1px solid rgba(15,118,110,.18);border-radius:8px;background:#f0fdfa}.selected-discussion blockquote{margin:0;padding-left:12px;border-left:4px solid #0f766e;color:#384656;line-height:1.55}.discussion-quote{display:grid;gap:6px;margin:8px 0 10px;padding:10px 12px;border:1px solid rgba(15,118,110,.18);border-radius:8px;background:#f0fdfa}.discussion-quote blockquote{margin:0;padding-left:12px;border-left:4px solid #0f766e;color:#24313f;font-weight:700;line-height:1.55;white-space:pre-wrap}.discussion-box article p{white-space:pre-wrap}.discussion-box article{border-top:1px solid #edf1ee;padding-top:10px}.discussion-box article p{margin:4px 0 0;color:#526071}.reply-button{margin-top:8px;padding:6px 10px;background:#eef8f6;color:#115e59;font-size:13px}.reply-composer{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:8px;align-items:end;margin-top:10px}.reply-list{display:grid;gap:10px;margin-top:12px;padding-left:16px;border-left:3px solid #f1cfa3}.reply-list article{border-top:0;padding-top:0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;display:grid;place-items:center;padding:18px;background:#0f172a6b}.book-edit-modal{width:min(720px,100%);max-height:min(86vh,820px);overflow:auto;display:grid;gap:12px;padding:18px;border:1px solid var(--material-border);border-radius:12px;background:#fff;box-shadow:0 28px 80px #0f172a38}.modal-heading,.modal-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.modal-heading h3{margin:3px 0 0;font-size:22px}.modal-actions{justify-content:flex-end;padding-top:4px}.updates{grid-template-columns:1fr}.editor{display:grid;gap:14px;width:100%}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;align-items:stretch}.current-content,.suggested-content{display:grid;align-content:start;gap:10px;min-height:560px}.current-content{grid-template-rows:auto 1fr;padding:14px;border:1px solid #edf1ee;border-radius:8px;background:#fbfcfb}.suggested-content{grid-template-rows:auto 1fr}.current-content h4,.suggested-content span{margin:0;color:#24313f;font-size:15px;font-weight:900}.current-paper{overflow:auto}.current-paper{margin:0;color:#384656;line-height:1.65;white-space:pre-wrap}.editor textarea{height:100%;min-height:0;margin:0}.update-list{display:grid;gap:10px}.update-item span{display:inline-flex;margin-right:10px;padding:5px 8px;border-radius:7px;background:#e8f3ff;color:#1d4ed8;font-size:13px;font-weight:800}.review{align-content:start}.drafts-panel,.review-card{display:grid;gap:14px}.drafts-panel{padding:16px;border:1px solid var(--material-border);border-radius:8px;background:#fff}.drafts-panel h3{margin:4px 0 0}.diff-grid>div{border:1px solid #edf1ee;border-radius:8px;padding:14px;background:#fbfcfb}.upload{max-width:960px}.upload .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.language-picker{display:grid;gap:6px;color:#526071;font-weight:800}.language-picker select{min-height:118px}.language-picker small{color:#9a5a10;font-weight:700;line-height:1.4}.check{display:flex;align-items:center;gap:8px;color:#526071}.check input{width:auto}.file-picker{display:grid;gap:8px;padding:16px;border:1px dashed #dfaa6f;border-radius:8px;background:#fff8ef;color:#24313f;font-weight:800}.file-picker input{border-style:solid;background:#fff}.file-picker small{color:#526071;font-weight:600;line-height:1.45}@media (max-width: 860px){.shell{padding-left:0;padding-bottom:calc(7rem + env(safe-area-inset-bottom,0px))}.reader-grid,.diff-grid,.updates,.editor-grid,.filters,.upload .form-grid,.continue-strip,.details-hero,.uploader-card,.donation-box,.reply-composer,.composer{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.book-card{grid-template-columns:78px 1fr}.cover{width:78px}.details-cover{width:132px}.reader-actions{align-items:stretch;flex-direction:column}.reader-toolbar{flex-wrap:nowrap;gap:6px;overflow-x:auto}.reader{min-height:calc(100dvh - 7rem - env(safe-area-inset-bottom,0px));padding-bottom:calc(9rem + env(safe-area-inset-bottom,0px))}.reader-toolbar.bottom{left:50%;bottom:calc(78px + env(safe-area-inset-bottom,0px));width:min(94vw,680px)}.page-preview{height:clamp(360px,calc(100dvh - 220px - env(safe-area-inset-bottom,0px)),820px)}.readout-controls{flex-wrap:nowrap;justify-content:flex-end}.readout-controls label{width:auto}.page-jump{flex:0 0 auto}.footer-nav{top:auto;left:50%;bottom:max(env(safe-area-inset-bottom,0px),10px);width:min(98vw,680px);transform:translate(-50%);border-radius:16px}.footer-nav ul{grid-template-columns:repeat(5,minmax(0,1fr));align-content:stretch;height:auto;gap:4px}.footer-nav button{min-height:54px;font-size:11px}}