:root{--bg:#f4f2ee;--panel:#fff;--ink:#23211e;--muted:#6f6a62;--line:#e2ded6;--accent:#e0601c;--accent-soft:#fbe4d6;--chip:#efece6;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#171614;--panel:#201f1c;--ink:#ece8e1;--muted:#9c968c;--line:#34312c;--accent:#ff8a45;--accent-soft:#3d2618;--chip:#2c2a26;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font:14px/1.45 system-ui,-apple-system,Segoe UI,sans-serif}button{font:inherit;color:var(--ink);background:var(--chip);border:1px solid var(--line);cursor:pointer;border-radius:6px;padding:5px 10px}button:hover{border-color:var(--muted)}button.on{background:var(--accent-soft);border-color:var(--accent)}.app{flex-direction:column;height:100%;display:flex}header{border-bottom:1px solid var(--line);background:var(--panel);justify-content:space-between;align-items:center;gap:16px;padding:12px 16px;display:flex}h1{margin:0;font-size:18px}.sub{color:var(--muted);margin:2px 0 0}.tag{color:var(--muted);border:1px solid var(--line);white-space:nowrap;border-radius:999px;padding:2px 10px;font-size:12px}.layout{flex:1;grid-template-columns:240px 1fr 330px;min-height:0;display:grid}.panel{background:var(--panel);padding:12px 14px;overflow:auto}.panel.left{border-right:1px solid var(--line)}.panel.right{border-left:1px solid var(--line)}section{margin-bottom:18px}h2{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 8px;font-size:12px}h3{margin:14px 0 6px;font-size:14px}code{color:var(--muted);font-size:12px}.seg,.row{flex-wrap:wrap;gap:6px;display:flex}.note{color:var(--muted);margin:6px 0 0;font-size:12px}.stats{grid-template-columns:auto 1fr;gap:3px 10px;margin:0;font-size:13px;display:grid}.stats dt{color:var(--muted)}.stats dd{font-variant-numeric:tabular-nums;margin:0}.stats .pair{display:contents}.problems li{color:var(--accent);margin-bottom:4px;font-size:12px}.problems ul{margin:0;padding-left:16px}.stage{min-width:0;min-height:0;position:relative}.viewer{position:absolute;inset:0}.hint{background:var(--panel);border:1px solid var(--line);color:var(--muted);pointer-events:none;border-radius:6px;padding:4px 10px;font-size:12px;position:absolute;bottom:10px;left:12px}.error{color:var(--accent);padding:24px}.tree{margin:0;padding:0;font-size:13px;list-style:none}.tree li{cursor:pointer;border-radius:5px;align-items:center;gap:6px;padding:3px 8px;display:flex}.tree li:hover,.tree li.hover{background:var(--chip)}.tree li.on{background:var(--accent-soft)}.tree li.absent .role{color:var(--muted);text-decoration:line-through}.tree .role{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.chip{color:var(--muted);background:var(--chip);white-space:nowrap;border-radius:4px;padding:0 5px;font-size:11px}.genes{text-align:center;background:var(--accent-soft);min-width:18px;color:var(--accent);border-radius:9px;font-size:11px}.genesPanel{border-top:1px solid var(--line);margin-top:12px}@media (width<=900px){.layout{grid-template-rows:auto 60vh auto;grid-template-columns:1fr;overflow:auto}.panel.left,.panel.right{border:none}}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button:disabled{opacity:.45;cursor:default}button.link{text-align:left;background:0 0;border:none;padding:2px 0}button.link:hover{text-decoration:underline}.muted{color:var(--muted)}.note.warn{color:var(--accent)}kbd{border:1px solid var(--line);color:var(--muted);border-radius:4px;padding:0 4px;font:11px ui-monospace,monospace}input[type=range]{width:100%;accent-color:var(--accent)}input[type=text],input:not([type]){font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:6px;flex:1;min-width:0;padding:4px 8px}.sessions{margin:8px 0 0;padding:0;font-size:12px;list-style:none}.sessions li{border-radius:5px;justify-content:space-between;gap:6px;padding:1px 6px;display:flex}.sessions li.on{background:var(--accent-soft)}.stage.loop{padding:12px 16px;overflow:auto}.loopbar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:10px;display:flex}.loopbar-status{color:var(--muted);margin-left:auto;font-size:13px}.kept{flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:10px;display:flex}.kept .note{margin:0}.chip-button{background:var(--accent-soft);border-color:var(--accent);border-radius:999px;padding:1px 8px;font-size:12px}.hint-line{color:var(--muted);text-align:center;margin:10px 0 0;font-size:12px}.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;max-width:min(100%,86vh - 163.4px);margin:0 auto;display:grid}.card{background:var(--panel);border:2px solid var(--line);border-radius:10px;outline:none;position:relative}.card:has(.menu){z-index:4}.card:focus-visible{border-color:var(--muted)}.card.s-yes{border-color:var(--accent)}.card.s-maybe{border-color:#d9a441}.card.s-no{opacity:.55}.card.focus .card-num{background:var(--ink);color:var(--panel)}.card-image{cursor:pointer;border-radius:8px 8px 0 0;overflow:hidden}.thumb{aspect-ratio:1;position:relative}.thumb canvas{width:100%;height:100%;position:absolute;inset:0}.thumb-wait{color:var(--muted);place-items:center;font-size:12px;display:grid;position:absolute;inset:0}.card-meta{align-items:center;gap:6px;height:26px;padding:0 6px;display:flex}.card-num{text-align:center;background:var(--chip);font-variant-numeric:tabular-nums;border-radius:9px;min-width:18px;font-size:11px}.card-hint{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:11px;overflow:hidden}.icon{width:24px;height:24px;color:var(--muted);background:0 0;border:none;padding:3px}.icon svg{fill:currentColor;width:100%;height:100%}.icon.on{color:var(--ink)}.icon.star svg{fill:none;stroke:currentColor;stroke-width:1.6px}.icon.star[aria-pressed=true]{color:var(--accent)}.icon.star[aria-pressed=true] svg{fill:currentColor}.card-scores{border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.card-scores button{color:var(--muted);background:0 0;border:none;border-radius:0;padding:4px 0;font-size:12px}.card-scores button+button{border-left:1px solid var(--line)}.card-scores button.on{background:var(--accent-soft);color:var(--ink)}.menu{z-index:6;background:var(--panel);border:1px solid var(--line);border-radius:8px;flex-direction:column;gap:4px;width:234px;padding:8px;display:flex;position:absolute;box-shadow:0 6px 24px #0000002e}.menu>button{text-align:left;font-size:13px}.menu-levels{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:4px;margin-bottom:2px;padding-bottom:4px;display:flex}.menu-levels button{border-radius:999px;padding:1px 7px;font-size:11px}.menu .menu-close{color:var(--muted);background:0 0;border:none;padding:2px 0 0;font-size:12px}.twoup{max-width:900px;margin:0 auto}.twoup-pair{grid-template-columns:1fr 1fr;gap:14px;display:grid}.twoup figure{margin:0}.twoup figcaption{text-align:center;color:var(--muted);margin-top:6px}.twoup-pick{background:var(--panel);border-radius:10px;width:100%;padding:0;display:block;overflow:hidden}.twoup-answers{justify-content:center;margin-top:14px}.twoup .note{text-align:center}.tabs{margin-bottom:10px}.viewer-box{aspect-ratio:1;border:1px solid var(--line);background:var(--bg);border-radius:8px;position:relative;overflow:hidden}.edit-row{margin-top:10px}.breakdown .problems{margin-top:8px}@media (width<=900px){.layout{grid-template-rows:auto auto auto}.grid{max-width:100%}}textarea,input[type=password]{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);resize:vertical;border-radius:6px;width:100%;padding:6px 8px}.concept-form{flex-direction:column;align-items:stretch;gap:6px;display:flex}.concept-form button{align-self:flex-start}.sessions.concepts li .link{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.concept-title{font-size:15px}.breakdown-cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin-top:10px;display:grid}.bcard .card-image,.bcard .thumb{border-radius:8px 8px 0 0;overflow:hidden}.bcard-empty{color:var(--muted);place-items:center;font-size:12px;display:grid}.bcard-body{padding:8px 10px 10px}.bcard-body h3{margin:0 0 4px}.bcard-body .problems{margin:6px 0;padding-left:16px}.bcard-body .problems li{color:var(--accent);font-size:12px}.ask{border-top:1px solid var(--line);margin-top:14px}.ask-result{margin-top:8px}.ask-result .problems{padding-left:16px}.ask-result .problems li{color:var(--accent);font-size:12px}.renders{margin-top:10px}.render-strip{grid-template-columns:repeat(3,1fr);gap:6px;margin-top:8px;display:grid}.render-thumb{aspect-ratio:1;border-radius:6px;padding:0;overflow:hidden}.render-thumb img{object-fit:cover;width:100%;height:100%;display:block}.render-big{z-index:20;cursor:zoom-out;background:#000000b3;place-items:center;display:grid;position:fixed;inset:0}.render-big img{border-radius:8px;max-width:92vw;max-height:92vh}.gate{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:100%;padding:24px 16px;display:flex}.header-right{align-items:center}.attach{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.attach .note{margin:0}.attach-file{cursor:pointer;font-size:12px}.attach-chip{align-items:center;gap:6px;display:flex}.attach-chip img,.attach-render img{object-fit:cover;border-radius:4px;width:40px;height:40px;display:block}.attach-render{border-radius:4px;padding:0;overflow:hidden}