:root{--bg:#f4f2ee;--panel:#fbfaf8;--ink:#23262b;--muted:#6b6f76;--line:#e3dfd8;--accent:#4f6f6b;--accent-ink:#fff;--radius:10px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.45}button{font:inherit;color:inherit;cursor:pointer}h1,h2,h3,p,dl,dd,ul{margin:0;padding:0}.app{grid-template-columns:340px 1fr;height:100dvh;display:grid}.panel{background:var(--panel);border-right:1px solid var(--line);flex-direction:column;gap:20px;padding:20px;display:flex;overflow-y:auto}.brand{align-items:center;gap:12px;display:flex}.brand-mark{background:linear-gradient(135deg, var(--accent), #8fa9a4);border-radius:9px;width:34px;height:34px;box-shadow:inset 0 0 0 6px #ffffff2e}.brand h1{letter-spacing:-.01em;font-size:16px;font-weight:650}.brand p{color:var(--muted);font-size:12px}.tabs{border-radius:var(--radius);background:#efece6;grid-auto-columns:1fr;grid-auto-flow:column;gap:4px;padding:4px;display:grid}.tab{color:var(--muted);background:0 0;border:0;border-radius:7px;padding:9px 10px;font-weight:550;transition:background .15s,color .15s}.tab:hover{color:var(--ink)}.tab.on{color:var(--ink);box-shadow:0 1px 2px #00000014, 0 0 0 1px var(--line);background:#fff}.summary h2{letter-spacing:-.02em;margin-bottom:12px;font-size:20px;font-weight:650}.stats{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px;display:grid}.stats>div{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 10px}.stats dt{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:11px}.stats dd{white-space:nowrap;font-variant-numeric:tabular-nums;font-size:18px;font-weight:650}.stats small{color:var(--muted);font-size:11px;font-weight:500}.desc{color:var(--muted)}h3{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:8px;font-size:11px;font-weight:600}.rooms{flex-direction:column;gap:2px;list-style:none;display:flex}.room{cursor:default;border:1px solid #0000;border-radius:8px;grid-template-columns:1fr auto;column-gap:12px;padding:8px 10px;transition:background .12s,border-color .12s;display:grid}.room.on{border-color:var(--line);background:#fff;box-shadow:0 1px 2px #0000000d}.room-name{font-weight:550}.room-dim{color:var(--ink);font-variant-numeric:tabular-nums;text-align:right}.room-area{color:var(--muted);grid-column:1/-1;font-size:12px}.source{color:var(--muted);margin-top:auto;font-size:12px}.notice{color:#9a5b1f}.stage{min-width:0;min-height:0;position:relative}.stage canvas{display:block}.viewer-loading{color:var(--muted);place-items:center;display:grid;position:absolute;inset:0}.toolbar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--line);background:#fbfaf8db;border-radius:12px;flex-wrap:wrap;justify-content:flex-end;align-items:flex-end;gap:12px;padding:10px 12px;display:flex;position:absolute;top:16px;right:16px;box-shadow:0 6px 24px #00000014}.control{flex-direction:column;gap:4px;display:flex}.control-label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:10px;font-weight:600}.segmented{background:#efece6;border-radius:8px;padding:2px;display:inline-flex}.segmented button{color:var(--muted);background:0 0;border:0;border-radius:6px;padding:5px 11px;font-size:13px;font-weight:550}.segmented button.on{background:var(--accent);color:var(--accent-ink)}.ghost{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 12px;font-size:13px;font-weight:550}.ghost:hover{border-color:#cfc9be}.hint{color:var(--muted);border:1px solid var(--line);pointer-events:none;background:#fbfaf8cc;border-radius:999px;padding:5px 10px;font-size:12px;position:absolute;bottom:14px;left:16px}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.room-tip{white-space:nowrap;color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1e2126b8;border-radius:7px;flex-direction:column;align-items:center;gap:1px;padding:4px 9px;font-size:11px;line-height:1.25;display:flex}.room-tip span{opacity:.8;font-variant-numeric:tabular-nums}.room-tip--active{background:#14161aeb;padding:6px 12px;font-size:12.5px;box-shadow:0 6px 18px #00000040}@media (max-width:860px){.app{grid-template-rows:62dvh 1fr;grid-template-columns:1fr}.stage{order:-1}.panel{border-right:0;border-top:1px solid var(--line)}.toolbar{flex-wrap:nowrap;justify-content:space-between;gap:8px;padding:8px;top:12px;left:12px;right:12px}.control-label{display:none}.segmented button{padding:6px 9px}.ghost{padding:7px 10px}.hint{display:none}}