:root{--bg:#f3efe8;--panel:#faf7f2e0;--text:#2b2724;--muted:#6e665e;--accent:#2f4a3e;--on-accent:#f3efe8;--border:#2b27241f;color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;margin:0;overflow:hidden}#scene{touch-action:none;width:100%;height:100%;display:block;position:fixed;inset:0}.panel{background:var(--panel);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px;position:fixed}.top{top:max(16px, env(safe-area-inset-top));flex-wrap:wrap;align-items:center;gap:16px;max-width:560px;padding:10px 14px;display:flex;left:16px;right:16px}h1{letter-spacing:.01em;margin:0;font-size:17px;font-weight:600}.segmented{border:1px solid var(--border);border-radius:8px;display:flex;overflow:hidden}button{font:inherit;color:var(--text);cursor:pointer;background:0 0;border:0;padding:6px 12px;font-size:14px}button:hover{background:#2b27240f}button.active{background:var(--accent);color:var(--on-accent)}.toggle{color:var(--muted);align-items:center;gap:6px;font-size:14px;display:flex}.rooms{left:16px;bottom:max(16px, env(safe-area-inset-bottom));width:220px;max-height:55vh;padding:8px;overflow-y:auto}.rooms h2{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:8px 6px 4px;font-size:12px;font-weight:600}.rooms button{text-align:left;border-radius:6px;width:100%;display:block}.hint{right:16px;bottom:max(16px, env(safe-area-inset-bottom));color:var(--muted);background:var(--panel);border-radius:8px;margin:0;padding:6px 10px;font-size:13px;position:fixed}.loading{background:var(--bg);text-align:center;place-content:center;gap:12px;transition:opacity .4s;display:grid;position:fixed;inset:0}.loading.done{opacity:0;pointer-events:none}.loading.error #loading-text{color:#8a2b1d}.bar{background:var(--border);border-radius:2px;width:min(280px,70vw);height:4px;overflow:hidden}#progress{background:var(--accent);width:0;height:100%;transition:width .2s}@media (width<=640px){.rooms{width:auto;max-height:32vh;left:16px;right:16px}.hint{display:none}}