:root{--bg: #121214;--panel: #1a1a1d;--line: #2b2b31;--text: #e7e6e2;--muted: #9a988f;--accent: #e04a2f;--yellow: #f6c81f;color-scheme:dark}body[data-skin=grey]{--bg: #23262a;--panel: #2b2f33;--line: #3d4247;--text: #e9e9e4;--muted: #a2a5a3;--accent: #c43420;--yellow: #efe774;color-scheme:dark}body[data-skin=schematic]{--bg: #f3f2ee;--panel: #ffffff;--line: #ddd9d0;--text: #23221f;--muted: #6d6a62;--accent: #b3341b;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:14px/1.5 Helvetica Neue,Arial,sans-serif;transition:background .25s ease,color .25s ease}#app{display:flex;flex-direction:column;height:100%;min-height:100%}.bar{display:flex;align-items:baseline;gap:14px;padding:12px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}.bar h1{margin:0;font-size:20px;letter-spacing:.06em;font-weight:800}.sub{margin:0;color:var(--muted);font-size:12px}.spacer{flex:1}.btn{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:6px;padding:7px 12px;font:inherit;font-size:13px;cursor:pointer}.btn:hover{border-color:var(--accent)}.btn.primary{border-color:var(--accent);color:var(--accent);font-weight:600}main{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 480px;min-height:0}.stage{position:relative;min-width:0;min-height:0;padding:12px;display:flex}.hover-hint{position:absolute;left:0;top:0;max-width:280px;padding:7px 11px;border:1px solid rgba(255,255,255,.14);border-radius:7px;background:#121418b8;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 6px 18px #00000047;color:#f2efe6;font-size:12.5px;line-height:1.35;letter-spacing:.01em;pointer-events:none;opacity:0;transform:translateY(3px);transition:opacity .16s ease,transform .16s ease;z-index:2}.hover-hint.visible{opacity:1;transform:translateY(0)}#panel{flex:1;width:100%;height:100%;touch-action:none}.side{border-left:1px solid var(--line);padding:12px 14px 20px;overflow-y:auto;background:var(--panel)}.side h2{margin:12px 0 6px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700}.side h2:first-child{margin-top:0}.hint{margin:0 0 10px;color:var(--muted);font-size:12px}.hint.small{font-size:11px}.bin{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:6px}.part{display:flex;align-items:center;justify-content:space-between;gap:6px;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:5px;padding:6px 8px;font:inherit;font-size:11px;cursor:grab;text-align:left}.part:hover{border-color:var(--yellow)}.part.empty{opacity:.35;cursor:default}.part-icon{flex:none;width:22px;height:22px;background:currentColor;-webkit-mask:var(--icon) center / contain no-repeat;mask:var(--icon) center / contain no-repeat}.part-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.part-qty{font-variant-numeric:tabular-nums;color:var(--muted)}#scope{width:100%;height:130px;border:1px solid var(--line);border-radius:5px;display:block}.status{margin:8px 0 12px;font-size:11px;color:var(--muted);font-family:ui-monospace,monospace}@media (max-width: 900px){main{grid-template-columns:1fr;grid-template-rows:minmax(320px,60vh) auto}.side{border-left:none;border-top:1px solid var(--line)}}.circuits{display:grid;gap:6px;margin-bottom:4px}.circuit{display:block;text-align:left;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:5px;padding:8px 10px;font:inherit;cursor:pointer}.circuit:hover{border-color:var(--yellow)}.circuit-title{display:block;font-weight:600;font-size:13px}.circuit-note{display:block;color:var(--muted);font-size:11px;margin-top:3px}.btn.active{border-color:var(--yellow);color:var(--yellow)}.circuit-flag{display:block;margin-top:4px;font-size:10px;letter-spacing:.04em;text-transform:uppercase;color:var(--accent)}.circuit.inert .circuit-title{opacity:.75}