:root{--bg: #12141a;--bg-2: #181b24;--panel: #1c202b;--panel-2: #232834;--line: #2e3444;--text: #e8e6e1;--muted: #9aa3b5;--copper: #e8a87c;--copper-dim: #c48458;--teal: #7eb8b0;--teal-dim: #4d7f79;--danger: #d97878;--hot: #f0c36a;--radius: 10px;--font: "Segoe UI", "IBM Plex Sans", system-ui, sans-serif;--mono: "Cascadia Mono", "IBM Plex Mono", ui-monospace, monospace;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:14px/1.4 var(--font)}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}img{max-width:100%;display:block}#app{height:100dvh;display:grid;grid-template-rows:auto 1fr auto;grid-template-columns:220px 1fr 280px;grid-template-areas:"top top top" "nav stage inspect" "capture capture capture"}.topbar{grid-area:top;display:flex;align-items:center;gap:12px;padding:8px 12px;border-bottom:1px solid 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solid var(--hot)}.cell-head{display:flex;align-items:center;gap:8px}.fold{width:22px;height:22px;border:0;background:transparent;color:var(--muted)}.type{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);background:#1a2c2a;padding:2px 6px;border-radius:999px}.status{font-size:11px;color:var(--muted)}.weight{width:8px;height:8px;border-radius:50%;background:var(--line);flex:none}.weight.w1{background:var(--line)}.weight.w2{background:var(--teal)}.weight.w3{background:var(--copper);box-shadow:0 0 8px var(--copper)}.cell-title{flex:1;border:0;background:transparent;padding:2px 4px;min-width:0}.cell-title:focus{outline:none;background:var(--panel-2);border-radius:6px}.thumb{width:44px;height:32px;object-fit:cover;border-radius:4px;background:#0d0f14}.nest{margin:8px 0 0 18px;display:flex;flex-direction:column;gap:6px;border-left:1px dashed var(--line);padding-left:8px}.cell.drag-over{outline:2px dashed var(--copper)}.plex-wrap{width:100%;height:100%}.plex-wrap svg{width:100%;height:100%;display:block}.plex-node{fill:var(--panel);stroke:var(--line);stroke-width:1.5}.plex-node.focus{stroke:var(--copper);stroke-width:2.5}.plex-label{fill:var(--text);font-size:12px;font-family:var(--font)}.plex-sub{fill:var(--muted);font-size:10px;font-family:var(--font)}.edge{fill:none;stroke-linecap:round}.edge.w1{stroke:#3a4254;stroke-width:1.5;stroke-dasharray:4 4}.edge.w2{stroke:var(--teal-dim);stroke-width:2.5}.edge.w3{stroke:var(--copper);stroke-width:4.5}.inspect h2{font-size:16px;margin:0 0 8px;font-weight:600}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:10px}.field label{font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}.field input,.field textarea,.field select{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px}.field textarea{min-height:80px;resize:vertical}.ghost-slot{border:1px dashed var(--copper-dim);color:var(--copper);background:#241c16;border-radius:8px;padding:8px;margin-bottom:8px;font-size:12px}.row{display:flex;gap:6px;flex-wrap:wrap}.capture{grid-area:capture;display:flex;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg-2)}.capture input{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:10px 14px}.capture input:focus{outline:1px solid var(--copper-dim)}.hint{color:var(--muted);font-size:12px;padding:0 4px}.menu-btn{display:none}.empty{color:var(--muted);padding:40px;text-align:center}@media(max-width:840px){#app{grid-template-columns:1fr;grid-template-areas:"top" "stage" "capture"}.menu-btn{display:inline-flex}.nav,.inspect{position:fixed;top:48px;bottom:62px;z-index:5;width:min(86vw,320px);box-shadow:0 0 40px 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