:root{--bg: #0b0e13;--panel: #11161d;--card: #161c25;--border: #232b36;--text: #dfe5ee;--muted: #8b95a5;--accent: #4f7cff;--accent2: #f4b942;--danger: #e4572e;--ok: #3aa7a3;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:12.5px}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);overflow:hidden}body{display:flex;flex-direction:column}#topbar{display:flex;align-items:center;gap:16px;padding:8px 14px;border-bottom:1px solid var(--border);background:var(--panel);flex:0 0 auto}.brand{display:flex;flex-direction:column}.logo{font-weight:800;letter-spacing:.12em;font-size:15px;color:var(--accent2)}.sub{color:var(--muted);font-size:11px}.topstatus{margin-left:auto;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}#topbar button{white-space:nowrap;flex:0 0 auto}.brand{min-width:0;flex:0 0 auto}.brand 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.sub{display:none}}@media(max-width:1100px){#topstatus{display:none}}@media(max-width:900px){#about-link{display:none}}.recwrap{position:relative}#btn-rec{color:#ff6b6b;font-weight:700}#btn-rec.recording{background:#e4572e;border-color:#e4572e;color:#fff;animation:recpulse 1.2s ease-in-out infinite}@keyframes recpulse{0%,to{box-shadow:0 0 #e4572e99}50%{box-shadow:0 0 0 6px #e4572e00}}.popover{position:absolute;right:0;top:calc(100% + 6px);width:320px;background:var(--card);border:1px solid var(--border);border-radius:8px;padding:10px;z-index:40;box-shadow:0 10px 30px #00000080}.popover.hidden{display:none}.popover .row>label{flex:0 0 90px}.folder{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}.folder span{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}body.cinematic #topbar,body.cinematic #log,body.cinematic #left,body.cinematic #right,body.cinematic .gutter,body.cinematic #view-overlay,body.cinematic #tree-panel,body.cinematic 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auto;white-space:nowrap}.lin-k.cut{color:#ff3b3b}.lin-op-glyph{font-size:26px;line-height:1}.lin-op-label{white-space:pre-line;font-size:10px;line-height:1.25;text-align:center;color:var(--muted);max-width:66px;margin-top:4px;font-weight:500}.lin-col{display:flex;flex-direction:column;align-items:center;gap:2px}.lin-col.hidden,.lin-op.hidden,#lineage-panel button.hidden{display:none}.lin-canvas{width:var(--lin-size);height:var(--lin-size);display:block;background:#ffffff06;border-radius:8px}.lin-cap{font-size:10.5px;color:var(--muted);max-width:var(--lin-size);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lin-op{color:var(--muted);padding:0 4px 18px;flex:0 0 auto;width:74px;font-weight:300;display:flex;flex-direction:column;align-items:center}.lin-k{font-weight:700}.lin-k.frag{color:#ff7a45}.lin-k.base{color:#5b8cff}.lin-k.graft{color:#ffd23f}.lin-timer{height:3px;margin:0 12px 6px;background:#ffffff14;border-radius:2px;overflow:hidden}.lin-timer div{height:100%;width:0;background:var(--accent2)}@media(max-width:900px){#lineage-panel{--lin-size: 150px}}body.cinematic #layout{grid-template-columns:0 0 1fr 0 0!important}#toast{position:fixed;left:50%;bottom:74px;transform:translate(-50%) translateY(20px);background:#1d2632;border:1px solid var(--accent);color:var(--text);padding:8px 14px;border-radius:8px;box-shadow:0 10px 30px #00000080;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:60;max-width:70vw}#toast.show{opacity:1;transform:translate(-50%) translateY(0);pointer-events:auto}.tree-head{cursor:grab}.tree-head:active{cursor:grabbing}#tour.hidden{display:none}#tour-spot{position:fixed;border:2px solid var(--accent2);border-radius:10px;box-shadow:0 0 0 4px #f4b94240,0 0 0 9999px #00000059;pointer-events:none;z-index:70;transition:left .3s,top .3s,width .3s,height .3s}#tour-card{position:fixed;width:400px;max-width:calc(100vw - 16px);background:#11161df7;border:1px solid var(--accent2);border-radius:12px;box-shadow:0 16px 50px #0009;z-index:71;padding:12px 14px 10px;transition:left .3s,top .3s;line-height:1.5}#tour-card.paused #tour-progress{opacity:.4}.tour-head{display:flex;align-items:center;gap:8px;margin-bottom:6px}.tour-head #tour-step{color:var(--accent2);font-weight:700;font-variant-numeric:tabular-nums;font-size:11px}.tour-head .tour-title{flex:1 1 auto;font-weight:700;font-size:14px}#tour-body{font-size:12.5px;color:var(--text)}#tour-body a{color:var(--accent2)}.tour-bar{height:3px;background:var(--border);border-radius:2px;margin:10px 0 8px;overflow:hidden}#tour-progress{height:100%;width:0;background:var(--accent2)}.tour-nav{display:flex;gap:6px;justify-content:flex-end}.panel{overflow-y:auto;background:var(--panel);padding:8px;display:flex;flex-direction:column;gap:8px;min-height:0}#left{border-right:1px solid var(--border)}#right{border-left:1px solid var(--border)}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:10px}.card h2{margin:0;font-size:12.5px;font-weight:700;display:flex;justify-content:space-between;align-items:baseline;cursor:pointer;-webkit-user-select:none;user-select:none}.card h2:before{content:"▾";color:var(--muted);margin-right:6px;font-size:11px;display:inline-block;transition:transform .15s}.card h2>span:first-of-type{flex:1 1 auto}.card.collapsed h2:before{transform:rotate(-90deg)}.card .body{margin-top:8px}.card.collapsed .body{display:none}details.sub{margin-top:6px;border-top:1px dashed var(--border);padding-top:4px}details.sub summary{color:var(--muted);cursor:pointer;font-size:11.5px;padding:2px 0}details.sub summary:hover{color:var(--text)}#tree-panel{position:absolute;right:12px;top:12px;width:360px;background:#11161df0;border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 30px #00000080;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}#tree-panel.hidden{display:none}.tree-head{display:flex;align-items:center;gap:8px;padding:6px 8px;border-bottom:1px solid var(--border);font-weight:700}.tree-head #tree-title{flex:1 1 auto;font-size:12px}.tree-tabs button{padding:2px 8px;font-size:11px}.tree-tabs button.active{background:var(--accent2);color:#1a1200;border-color:var(--accent2)}#tree-canvas{display:block;width:100%;height:340px}.ref{color:var(--muted);font-weight:500;font-size:10.5px}.row{display:flex;align-items:center;gap:6px;margin:4px 0;flex-wrap:wrap}.row>label{flex:0 0 108px;color:var(--muted)}.row>label.inline{flex:0 0 auto;margin-left:6px}.row input[type=range]{flex:1 1 auto;min-width:60px;accent-color:var(--accent)}.row input[type=number]{width:62px}.row select,.row input[type=number]{background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:5px;padding:3px 6px;font:inherit}.row select{flex:1 1 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th{color:var(--muted)}.close{position:absolute;right:10px;top:10px}table.study{width:100%;border-collapse:collapse;margin-top:6px}table.study td{padding:2px 4px;border-bottom:1px solid var(--border)}kbd{background:#0d1117;border:1px solid var(--border);border-radius:4px;padding:0 4px}