:root{--surface: #fcfcfb;--plane: #f9f9f7;--ink: #0b0b0b;--ink2: #52514e;--muted: #898781;--grid: #e1e0d9;--axis: #c3c2b7;--accent: #256abf;--accent-soft: #eaf1fb;--border: rgba(11, 11, 11, .1);--radius: 8px;font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--plane)}.app{display:flex;flex-direction:column;height:100vh;overflow:hidden}.app-header{border-bottom:1px solid var(--border);background:var(--surface);padding:10px 16px;display:flex;flex-direction:column;gap:10px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,#256abf,#1baf7a);box-shadow:inset 0 0 0 1px #ffffff40;flex:none}.brand h1{font-size:15px;margin:0;letter-spacing:-.01em}.brand p{margin:0;font-size:12px;color:var(--muted)}.toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.tb-group{display:flex;align-items:center;gap:6px}.tb-spacer{flex:1 1 auto}.tb-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.tb-select,.tb-input{font:inherit;font-size:13px;padding:5px 8px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--ink)}.tb-input{min-width:160px}.tb-range{width:110px;accent-color:var(--accent)}.tb-layers{gap:4px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:6px;font:inherit;font-size:12px;padding:4px 9px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--ink2);cursor:pointer;transition:background .12s,border-color .12s}.chip-swatch{width:12px;height:12px;border-radius:3px;flex:none;box-shadow:inset 0 0 0 1px #0000001f}.chip-on{background:var(--accent-soft);border-color:var(--accent);color:var(--ink)}.chip:not(.chip-on){opacity:.6}.tb-counts{font-size:13px;color:var(--ink2);flex-direction:column;align-items:flex-end;gap:0;line-height:1.3}.tb-counts strong{color:var(--ink)}.tb-sub{font-size:11px;color:var(--muted)}.btn{font:inherit;font-size:12px;padding:5px 10px;border-radius:6px;border:1px solid var(--border);background:#fff;color:var(--ink);cursor:pointer}.btn:hover{background:var(--accent-soft);border-color:var(--accent)}.btn-ghost{color:var(--accent)}.app-body{flex:1 1 auto;display:flex;min-height:0}.sidebar{width:360px;min-width:300px;border-right:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;overflow:hidden}.viewer{flex:1 1 auto;overflow:auto;padding:16px;background:var(--plane)}.viewer-empty{color:var(--muted);padding:40px}.gosling-host{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:8px;display:inline-block;min-width:100%}.tree{display:flex;flex-direction:column;height:100%}.tree-head{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--border)}.tree-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--ink2)}.tree-actions{display:flex;gap:8px}.link{background:none;border:none;color:var(--accent);font:inherit;font-size:12px;cursor:pointer;padding:2px 4px}.tree-scroll{overflow-y:auto;flex:1 1 auto;padding:4px 0 40px}.row{display:flex;align-items:center;gap:7px;padding:4px 10px;font-size:13px;cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:5px}.row:hover{background:#256abf0f}.row-hot{background:var(--accent-soft)!important;box-shadow:inset 2px 0 0 var(--accent)}.row-dim{opacity:.4}.caret{width:14px;height:14px;border:none;background:none;cursor:pointer;position:relative;flex:none;padding:0}.caret:before{content:"";position:absolute;left:3px;top:3px;width:6px;height:6px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(-45deg);transition:transform .12s}.caret-open:before{transform:rotate(45deg)}.caret-spacer{width:14px;flex:none}.chk{width:15px;height:15px;accent-color:var(--accent);flex:none;cursor:pointer}.gene-name{font-weight:600}.gene-active>.gene-row .gene-name{color:var(--accent)}.muted{color:var(--muted);font-size:11px;margin-left:auto}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-variant-numeric:tabular-nums}.dot{width:9px;height:9px;border-radius:2px;flex:none;box-shadow:inset 0 0 0 1px #0000001f}.sub-name,.amp-name{font-weight:500}.sub-row,.amp-row{padding-left:24px}.pill{font-size:10px;color:var(--ink2);background:#1baf7a1f;border-radius:999px;padding:1px 7px;margin-left:6px}.leaf-row{gap:6px}.guide-name{font-size:12px;display:inline-flex;align-items:center;gap:4px;min-width:58px}.strand{color:var(--muted);font-size:10px}.badge{font-size:10px;font-weight:600;border-radius:4px;padding:1px 6px;font-variant-numeric:tabular-nums;flex:none}.badge-ghost{background:#f0efec;color:var(--ink2);font-weight:500}.badge-off{background:#fde3e3;color:#b3201f}.guide-seq{font-size:10.5px;color:var(--muted);margin-left:auto;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px}.empty{padding:20px 14px;color:var(--muted);font-size:13px}.app-error{padding:40px;max-width:600px;margin:0 auto;color:var(--ink)}