:root{--color-bg:#eef3f8;--color-surface:#fff;--color-surface-elevated:#f5f9fc;--color-primary:#9ec9e6;--color-primary-pressed:#7eb3d6;--color-primary-muted:#d9ebf6;--color-accent:#3d7ea6;--color-text:#1c2a33;--color-text-muted:#5b6b75;--color-border:#c9d8e4;--color-badge:#f4f9fd;--color-badge-ink:#16324a;--color-badge-on:#3d7ea6;--color-overlay:#1c2a3361;--color-canvas-matte:#dce6ee;--color-bubble:#f7fbfe;--color-bubble-staff:#e7f2f9;--color-chip:#d2e6f3;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px;--app-height:100svh;--app-width:100%;--app-top:0px;--app-left:0px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--font-sans:"Source Sans 3", system-ui, sans-serif;--font-serif:"Fraunces", Georgia, serif;--shadow-sm:0 1px 2px #1c2a3314;--shadow-md:0 8px 24px #1c2a331f;--shadow-bubble:0 1px 2px #3d7ea612, 0 10px 22px #3d7ea614;--z-chrome:24;--z-drawer:40;--z-item:70;--z-lookup:90;color:var(--color-text);background:var(--color-bg);font-family:var(--font-sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;accent-color:var(--color-accent);line-height:1.45}*{box-sizing:border-box}html,body{overscroll-behavior:none;height:100%;margin:0;overflow:hidden}body{touch-action:pan-y}body.lock{touch-action:none;overflow:hidden}#root{top:var(--app-top);left:var(--app-left);width:var(--app-width);height:var(--app-height);text-align:left;position:fixed;overflow:hidden}button,input,select{font:inherit}.app{width:100%;height:var(--app-height);grid-template-rows:auto minmax(0,1fr);margin:0;display:grid;overflow:hidden}.topbar{z-index:var(--z-chrome);isolation:isolate;pointer-events:auto;background:var(--color-surface-elevated);color:var(--color-text);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm);padding:var(--space-2) var(--space-3);padding-top:max(var(--space-2), env(safe-area-inset-top));padding-right:max(var(--space-3), env(safe-area-inset-right));padding-left:max(var(--space-3), env(safe-area-inset-left));flex-shrink:0;position:relative;overflow:visible}.topbar .brand,.topbar .btn{z-index:1;pointer-events:auto;position:relative}.chrome-row{align-items:center;gap:var(--space-2);min-width:0;display:flex}.brand{color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;flex:none;padding:0}.eyebrow{letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-muted);font-size:9px;display:block}.brand strong{font-family:var(--font-serif);color:var(--color-accent);font-size:17px;font-weight:650}.top-stats{color:var(--color-text-muted);text-overflow:ellipsis;white-space:nowrap;flex:none;max-width:28vw;margin:0;font-size:12px;overflow:hidden}.chrome-actions{gap:var(--space-1);flex:none;margin-left:auto;display:flex}.btn-icon{justify-content:center;align-items:center;width:36px;min-width:36px;padding:8px;display:inline-flex}.btn-icon svg{display:block}.btn,.ghost{border-radius:var(--radius-pill);cursor:pointer;border:1px solid #0000;min-height:36px;padding:8px 12px}.btn-primary{background:var(--color-primary);color:var(--color-badge-ink)}.btn-primary:active{background:var(--color-primary-pressed)}.btn-ghost,.ghost{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn:disabled,.ghost:disabled{opacity:.45}.stage-shell{z-index:0;isolation:isolate;background:var(--color-canvas-matte);pointer-events:auto;flex:auto;min-width:0;min-height:0;display:flex;position:relative;overflow:hidden}.stage-shell .placeholder{padding:var(--space-5);color:var(--color-text-muted);margin:auto}.canvas{z-index:0;clip-path:inset(0);contain:layout paint;background:var(--color-canvas-matte);touch-action:none;overscroll-behavior:none;-webkit-user-select:none;user-select:none;--badge-scale:1;flex:auto;width:100%;height:100%;min-height:0;position:relative;overflow:hidden}.canvas.locked{pointer-events:none}.canvas-viewport,.canvas .react-transform-wrapper{z-index:0;touch-action:none;pointer-events:auto;inset:0;overflow:hidden;width:100%!important;max-width:100%!important;height:100%!important;max-height:100%!important;position:absolute!important}.image-plane{transform-origin:0 0;will-change:transform;backface-visibility:hidden;position:relative;overflow:hidden}.image-plane-inner{width:100%;height:100%;position:relative}.stage-media{object-fit:contain;object-position:center;pointer-events:none;-webkit-user-drag:none;opacity:0;width:100%;height:100%;position:absolute;inset:0}.stage-media.ready{opacity:1;transition:opacity .24s}@media (prefers-reduced-motion:reduce){.stage-media.ready{transition:none}}.canvas.waiting{background:linear-gradient(90deg, var(--color-canvas-matte) 0%, var(--color-primary-muted) 50%, var(--color-canvas-matte) 100%);background-size:200% 100%}@media (prefers-reduced-motion:no-preference){.canvas.waiting{animation:1.1s ease-in-out infinite stage-shimmer}}@keyframes stage-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.stage-ui{pointer-events:none;position:absolute;inset:0}.num-badge{transform:translate(-50%, -50%) scale(var(--badge-scale,1));transform-origin:50%;border:2px solid var(--color-badge-ink);background:var(--color-badge);width:44px;height:44px;color:var(--color-badge-ink);font:800 14px/1 var(--font-sans);pointer-events:none;border-radius:50%;justify-content:center;align-items:center;margin:0;display:flex;position:absolute;box-shadow:0 0 0 2px #ffffffeb,0 2px 8px #16324a47}.num-badge.on{background:var(--color-badge-on);color:var(--color-surface);border-color:var(--color-surface)}.hint{margin:0 0 var(--space-2);color:var(--color-text-muted);font-size:14px}.label-grid{gap:var(--space-2);grid-template-columns:1fr 1fr;margin:0;padding:0;list-style:none;display:grid}.label-grid li{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface)}.label-grid li.on{border-color:var(--color-accent);background:var(--color-primary-muted)}.label-hit{text-align:left;cursor:pointer;background:0 0;border:0;flex-direction:column;gap:2px;width:100%;min-height:48px;padding:10px;display:flex}.label-hit span{color:var(--color-text-muted);font-size:13px;font-style:normal}.placeholder,.empty{color:var(--color-text-muted)}.chunks,.usage{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.chunks li{border-left:4px solid var(--color-primary);padding-left:10px}.sheet h2,.word-en{font-family:var(--font-serif);margin:0}.word-en,.enline{align-items:baseline;gap:var(--space-2);flex-wrap:wrap;display:flex}.enline{margin:0;font-size:17px}.speak-btn{border-radius:var(--radius-pill);border:1px solid var(--color-border);background:var(--color-badge);width:36px;min-width:36px;height:36px;min-height:36px;color:var(--color-badge-ink);cursor:pointer;flex:none;place-items:center;padding:0;line-height:0;display:inline-grid}.speak-btn:disabled,.speak-btn.speak-loading{opacity:.5;cursor:wait}.speak-btn.speak-error{color:var(--color-accent);border-color:var(--color-primary-pressed);background:var(--color-primary-muted)}.zhline{color:var(--color-text-muted);margin:2px 0 0;font-size:14px}.talk-picker,.talk-player{gap:var(--space-4);padding-bottom:env(safe-area-inset-bottom);flex-direction:column;display:flex}.talk-picker-intro h2,.talk-situation h2{font-family:var(--font-serif);margin:0 0 var(--space-2);font-size:1.35rem;font-weight:650;line-height:1.25}.talk-picker-intro .hint{margin:0;line-height:1.55}.talk-situation{padding:var(--space-4);border-radius:var(--radius-lg);background:linear-gradient(180deg, var(--color-surface-elevated), var(--color-bubble));border:1px solid var(--color-border);box-shadow:var(--shadow-sm)}.talk-kicker{margin:0 0 var(--space-2);letter-spacing:.12em;text-transform:uppercase;color:var(--color-accent);font-size:11px}.talk-en{margin:0 0 var(--space-3);color:var(--color-text-muted);font-size:14px;line-height:1.45}.talk-sit-body{color:var(--color-text);margin:0;font-size:15px;line-height:1.55}.talk-cards{gap:var(--space-3);grid-template-columns:1fr;margin:0;padding:0;list-style:none;display:grid}.talk-cards li{background:0 0;border:0}.talk-cards button{text-align:left;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bubble);width:100%;min-height:72px;box-shadow:var(--shadow-bubble);padding:var(--space-4);column-gap:var(--space-3);cursor:pointer;grid-template-columns:2.5rem minmax(0,1fr);align-items:start;display:grid}.talk-cards button:active,.talk-cards button.active{background:var(--color-primary-muted);border-color:var(--color-primary)}.talk-index{border:2px solid var(--color-badge-ink);background:var(--color-badge);width:2.5rem;height:2.5rem;color:var(--color-badge-ink);font:800 15px/1 var(--font-sans);border-radius:50%;flex:none;place-items:center;display:grid;box-shadow:0 0 0 2px #ffffffeb}.talk-card-copy{flex-direction:column;gap:6px;min-width:0;display:flex}.talk-cards b{font-family:var(--font-serif);font-size:1.125rem;font-weight:650;line-height:1.3}.talk-cards i{color:var(--color-text-muted);font-size:14px;font-style:normal;line-height:1.4}.talk-cards .talk-sit-body{border-top:1px solid var(--color-border);color:var(--color-text-muted);padding-top:4px}.dialogue{gap:var(--space-4);flex-direction:column;align-items:stretch;margin:0;padding:0;list-style:none;display:flex}.bubble-row{flex-direction:column;gap:6px;width:fit-content;max-width:min(22rem,86%);display:flex}.bubble-row.other,.bubble-row.staff{align-self:flex-start;align-items:flex-start}.bubble-row.self,.bubble-row.guest{align-self:flex-end;align-items:flex-end}.speaker{letter-spacing:.06em;text-transform:uppercase;color:var(--color-badge-ink);background:var(--color-chip);border-radius:var(--radius-pill);align-items:center;padding:4px 10px;font-size:11px;font-weight:600;line-height:1.2;display:inline-flex}.bubble{border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-bubble);border-radius:16px;width:fit-content;max-width:100%;margin:0;padding:12px 14px;font-size:16px;line-height:1.55}.bubble-row.other .bubble,.bubble-row.staff .bubble{background:var(--color-bubble-staff);border-start-start-radius:6px}.bubble-row.self .bubble,.bubble-row.guest .bubble{background:var(--color-bubble);border-start-end-radius:6px}.inline-word{background:var(--color-primary-muted);font:inherit;line-height:inherit;color:inherit;cursor:pointer;min-height:0;box-shadow:inset 0 -1px 0 var(--color-primary);border:0;border-radius:6px;margin:0 .04em;padding:.05em .28em}.tappable-en{flex:auto;min-width:0}.tap-word{font:inherit;line-height:inherit;color:inherit;cursor:pointer;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;-webkit-text-decoration-color:var(--color-primary-pressed);text-decoration-color:var(--color-primary-pressed);text-underline-offset:.18em;background:0 0;border:0;border-radius:4px;margin:0;padding:0 .04em;text-decoration-thickness:1px;display:inline}.tap-word.on{background:var(--color-primary-muted);-webkit-text-decoration-color:var(--color-accent);text-decoration-color:var(--color-accent)}.lookup-tip{z-index:var(--z-lookup);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);max-width:min(280px,100vw - 16px);box-shadow:var(--shadow-md);color:var(--color-text);padding:10px 12px 12px;position:fixed}.lookup-lemma{font-family:var(--font-serif);align-items:baseline;gap:8px;margin:0 0 6px;font-size:1.05rem;font-weight:650;display:flex}.lookup-lemma i{font-style:normal;font-family:var(--font-sans);color:var(--color-accent);background:var(--color-primary-muted);border-radius:999px;padding:1px 7px;font-size:12px;font-weight:600}.lookup-def,.lookup-empty,.lookup-senses{margin:0;font-size:14px;line-height:1.45}.lookup-senses{gap:.4rem;padding:0;list-style:none;display:grid}.lookup-senses i{color:var(--color-accent);margin-right:.4rem;font-size:12px;font-style:normal;font-weight:600}.lookup-source{letter-spacing:.02em;color:var(--color-text-muted);margin:6px 0 0;font-size:11px}.lookup-alts{border-top:1px dashed var(--color-border);opacity:.72;margin-top:8px;padding-top:8px}.ref-zh,.zhline.ref-zh{color:var(--color-text-muted);opacity:.78;font-size:13px;font-weight:400;line-height:1.4}.ref-zh-inline{color:var(--color-text-muted);opacity:.72;font-size:12px;font-weight:400;display:block}.setting-row{justify-content:space-between;align-items:flex-start;gap:var(--space-4);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-elevated);display:flex}.setting-row span{gap:4px;display:grid}.setting-row b{font-size:15px}.setting-row i{color:var(--color-text-muted);font-size:13px;font-style:normal;line-height:1.45}.setting-row input[type=checkbox]{flex:none;width:20px;height:20px;margin-top:2px}.setting-note code{font-size:12px}.player-bar{margin:calc(-1 * var(--space-4)) calc(-1 * var(--space-4)) var(--space-3);top:calc(-1 * var(--space-4));z-index:2;background:var(--color-surface);padding:var(--space-4) var(--space-4) var(--space-2);box-shadow:0 1px 0 var(--color-border);justify-content:space-between;align-items:center;gap:10px;display:flex;position:sticky}.sheet-back{top:var(--app-top);left:var(--app-left);width:var(--app-width);height:var(--app-height);background:var(--color-overlay);z-index:var(--z-item);touch-action:none;overscroll-behavior:none;align-items:flex-end;display:flex;position:fixed}.sheet{width:100%;max-width:720px;max-height:calc(var(--app-height) * .58);background:var(--color-surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:0 var(--space-4) calc(var(--space-4) + env(safe-area-inset-bottom));touch-action:pan-y;overscroll-behavior:contain;box-shadow:var(--shadow-md);flex-direction:column;margin:0 auto;display:flex}.sheet-tall{max-height:calc(var(--app-height) * .88)}.sheet-body{-webkit-overflow-scrolling:touch;touch-action:pan-y;overscroll-behavior:contain;min-height:0;padding-bottom:var(--space-2);flex:1;overflow:auto}.sheet-handle{touch-action:none;width:48px;height:24px;margin:4px auto 0;position:relative}.sheet-handle:after{content:"";background:var(--color-border);border-radius:4px;height:4px;position:absolute;top:10px;left:4px;right:4px}.sheet-head{justify-content:space-between;align-items:center;display:flex}.sheet h2{font-family:var(--font-serif);margin:0}.word-en{font-size:1.5rem}.definition{color:var(--color-text);margin:8px 0 4px;font-size:1rem;line-height:1.45}.gloss{color:var(--color-text-muted);margin:0 0 12px;font-size:.9rem}.sheet h3{margin:12px 0 6px;font-size:14px}.usage li{background:var(--color-surface-elevated);border-radius:var(--radius-md);padding:10px}.sit{color:var(--color-accent);margin-bottom:4px;font-size:12px;display:inline-block}.sheet-back-item,.drawer-root.layer-item{z-index:var(--z-item)}.spot-n{letter-spacing:.08em;color:var(--color-text-muted);margin:0}.drawer-root{--drawer-width:min(22rem, 82vw);top:var(--app-top);left:var(--app-left);width:var(--app-width);height:var(--app-height);z-index:var(--z-drawer);touch-action:none;background:0 0;border:0;position:fixed}.drawer-root.wide{--drawer-width:min(28rem, 88vw)}.drawer-scroller{grid-template-columns:100% var(--drawer-width);overscroll-behavior:none;scroll-snap-type:x mandatory;scrollbar-width:none;height:100%;display:grid;overflow:auto hidden}.drawer-scroller::-webkit-scrollbar{display:none}@media (prefers-reduced-motion:no-preference){.drawer-scroller{scroll-behavior:smooth}}.drawer-spacer{scroll-snap-align:start;background:var(--color-overlay);cursor:pointer;border:0;padding:0}.drawer-sheet{scroll-snap-align:end;height:var(--app-height);-webkit-overflow-scrolling:touch;overscroll-behavior:none;background:var(--color-surface);color:var(--color-text);padding:var(--space-4) var(--space-4) calc(var(--space-5) + env(safe-area-inset-bottom));padding-right:max(var(--space-4), env(safe-area-inset-right));box-shadow:var(--shadow-md);overflow-y:auto}.drawer-head,.catalog-bar{justify-content:space-between;align-items:center;gap:var(--space-2);margin:calc(-1 * var(--space-4)) calc(-1 * var(--space-4)) var(--space-2);padding:var(--space-4) var(--space-4) var(--space-2);top:calc(-1 * var(--space-4));z-index:2;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border);display:flex;position:sticky}.drawer-sheet h2{font-family:var(--font-serif);margin:0 0 6px}.drawer-sheet .label-grid{grid-template-columns:1fr}@media (height>=500px){.drawer-sheet .label-grid{grid-template-columns:1fr 1fr}}.catalog{display:contents}.search,.filters{flex-direction:column;gap:6px;margin:10px 0;display:flex}.filters{flex-direction:row}.search input,.filters select{border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface-elevated);color:var(--color-text);width:100%;min-height:44px;padding:10px}.scene-list{margin:0;padding:0;list-style:none}.scene-list button{gap:var(--space-2);border-radius:var(--radius-md);width:100%;min-height:52px;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:42px 1fr;padding:12px 10px;display:grid}.scene-list button.active{background:var(--color-primary-muted);color:var(--color-text)}.titles{flex-direction:column;display:flex}.titles i{color:var(--color-text-muted);font-size:13px;font-style:normal}.app.port .chrome-row{flex-wrap:wrap}.app.port .top-stats{display:none}.app.port .stage-shell{background:var(--color-canvas-matte)}.app.port .canvas{flex:auto;width:100%;height:100%;min-height:0}.app.zoomed .topbar{padding-top:max(var(--space-2), env(safe-area-inset-top));padding-bottom:var(--space-2)}.app.land .chrome-row{flex-wrap:nowrap}.app.land .brand strong{font-size:16px}.app.land .eyebrow{display:none}@media (width<=700px){.app.land .top-stats{display:none}}@media (width>=860px){.drawer-sheet .label-grid{grid-template-columns:repeat(2,1fr)}}