:root{--bg: #f4f5f7;--card: #ffffff;--ink: #1d2330;--muted: #687083;--line: #dde1e8;--accent: #1f6feb;--accent-ink: #ffffff;--warn: #b54708;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #12151b;--card: #1b1f27;--ink: #e6e9ef;--muted: #98a0b0;--line: #2c323d;--accent: #4c8dff;--warn: #f79009;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}header,main,footer{max-width:1100px;margin:0 auto;padding:0 16px}header{padding-top:28px;padding-bottom:8px}header h1{margin:0;font-size:26px;letter-spacing:-.01em}header p{margin:2px 0 0;color:var(--muted)}.version{font-size:12px;font-weight:500;letter-spacing:0;vertical-align:middle;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 8px;margin-left:6px}.sim{color:var(--ink);font-weight:600}footer{color:var(--muted);font-size:13px;padding-top:8px;padding-bottom:40px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:16px 0}.card h2{margin:0 0 6px;font-size:18px;display:flex;align-items:center;gap:10px}.num{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-size:14px}.hint{color:var(--muted);margin:4px 0 12px}.muted{color:var(--muted)}.notice{background:#fff3cd;color:#664d03;border-radius:8px;padding:12px 16px;margin-top:16px}.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}button{font:inherit;padding:8px 14px;border-radius:7px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}button:hover:not(:disabled){border-color:var(--accent)}button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}input[type=text],input[type=number]{font:inherit;padding:5px 8px;border-radius:6px;border:1px solid var(--line);background:var(--bg);color:var(--ink)}input[type=number]{width:84px}select{font:inherit;padding:4px 6px;border-radius:6px;border:1px solid var(--line);background:var(--bg);color:var(--ink)}.progress{height:6px;background:var(--line);border-radius:3px;overflow:hidden;margin:12px 0}.progress>div{height:100%;width:0;background:var(--accent);transition:width .15s}.summary{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px 16px;margin:14px 0}.summary div{display:flex;flex-direction:column}.summary dt{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.summary dd{margin:0;font-variant-numeric:tabular-nums}.summary .warn dd{color:var(--warn)}details{margin-top:10px}summary{cursor:pointer;color:var(--muted)}.table-wrap{max-height:320px;overflow:auto;margin-top:8px}table{border-collapse:collapse;font-size:13px;font-variant-numeric:tabular-nums;width:100%}th,td{padding:3px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}th:first-child,td:first-child{text-align:left}th{position:sticky;top:0;background:var(--card)}.pano-wrap canvas{width:100%;display:block;border-radius:6px;cursor:crosshair;background:#000}.controls{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;margin:14px 0}.controls label{display:inline-flex;align-items:center;gap:6px}.heading input[type=range]{width:220px}.viewer-wrap{position:relative}#viewer{width:100%;height:460px;display:block;border-radius:6px;background:#000;cursor:grab;touch-action:none}#viewer:active{cursor:grabbing}.viewer-hud{position:absolute;left:10px;bottom:10px;display:flex;gap:10px;align-items:center;background:#0000008c;color:#fff;padding:6px 10px;border-radius:6px;font-size:13px}.viewer-hud button{padding:3px 10px;font-size:13px;background:#fff;color:#111;border:0}.face-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:8px}.face-strip figure{margin:0}.face-strip canvas{width:100%;display:block;border-radius:4px}.face-strip figcaption{font-size:12px;color:var(--muted);text-align:center}.form{display:grid;gap:12px}.form>label{display:flex;align-items:center;gap:10px}.form>label input[type=text]{flex:0 1 340px}.field{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center}.field>span{min-width:60px;color:var(--muted)}.field label{display:inline-flex;gap:6px;align-items:center}.path{margin:16px 0 10px}.log{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:10px 12px;max-height:260px;overflow:auto;font-size:12.5px;white-space:pre-wrap}@media(max-width:700px){.face-strip{grid-template-columns:repeat(3,1fr)}#viewer{height:320px}}