*{margin:0;padding:0;box-sizing:border-box}:root{--panel-bg: rgba(255, 255, 255, .82);--panel-border: rgba(20, 40, 60, .08);--ink: #1c2b33;--ink-soft: #5b6b74;--accent: #0e7a8a;--accent-soft: #e3f1f4;--shadow: 0 8px 32px rgba(15, 35, 50, .14)}html,body{height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--ink);-webkit-tap-highlight-color:transparent}#app,#app canvas{position:fixed;top:0;right:0;bottom:0;left:0}.label-layer{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none}#ui{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:10}#ui>*{pointer-events:auto}.panel{background:var(--panel-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--panel-border);border-radius:14px;box-shadow:var(--shadow)}.header-panel{position:absolute;top:14px;left:14px;display:flex;align-items:center;gap:10px;padding:10px 12px 10px 16px}.brand-title{font-weight:800;font-size:17px;letter-spacing:.04em}.brand-sub{font-size:11.5px;color:var(--ink-soft);margin-top:1px}.icon-btn{border:none;background:var(--accent-soft);color:var(--accent);width:30px;height:30px;border-radius:50%;font-size:15px;cursor:pointer}.icon-btn:hover{filter:brightness(.95)}.info-card{position:absolute;top:78px;left:14px;width:min(320px,calc(100vw - 28px));padding:14px 16px;transition:opacity .25s,transform .25s}.info-card.hidden{opacity:0;transform:translateY(-6px);pointer-events:none}.info-title{font-weight:700;font-size:13.5px;margin-bottom:8px}.fact{display:flex;justify-content:space-between;gap:12px;font-size:12.5px;padding:4px 0;border-bottom:1px dashed rgba(20,40,60,.08)}.fact span{color:var(--ink-soft);white-space:nowrap}.fact b{text-align:right;font-weight:600}.info-note{font-size:11px;color:var(--ink-soft);margin-top:9px;font-style:italic}.floor-bar{position:absolute;left:50%;transform:translate(-50%);bottom:calc(14px + 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var(--panel-border);border-radius:10px;padding:8px 12px;max-width:300px;transition:opacity 1s}.hint.fade{opacity:0;pointer-events:none}#loading{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#dde7ee;display:flex;align-items:center;justify-content:center;transition:opacity .5s}#loading.done{opacity:0;pointer-events:none}.loading-inner{text-align:center}.loading-title{font-size:26px;font-weight:800;letter-spacing:.14em;color:var(--ink)}.loading-sub{font-size:13px;color:var(--ink-soft);margin:8px 0 16px}.loading-track{width:220px;height:4px;background:#14283c1a;border-radius:2px;overflow:hidden}#loading-bar{height:100%;width:0%;background:var(--accent);border-radius:2px;transition:width .3s}@media (max-width: 700px){.controls-panel{top:auto;right:8px;bottom:calc(64px + env(safe-area-inset-bottom));width:178px;padding:10px;gap:8px}body.walk .controls-panel .toggles,body.walk .controls-panel .control-row,body.walk .controls-panel .reset-btn{display:none}body.walk .minimap{right:8px;bottom:auto;top:calc(64px + env(safe-area-inset-top))}body.walk .minimap canvas{width:132px;height:auto}body.walk .walk-hint{display:none}.header-panel{top:8px;left:8px;padding:8px 10px 8px 12px}.brand-title{font-size:15px}.brand-sub{font-size:10.5px}.floor-bar{bottom:calc(8px + env(safe-area-inset-bottom))}.hint{display:none}.room-card{left:8px;bottom:calc(64px + env(safe-area-inset-bottom));max-width:calc(100vw - 205px)}.info-card{top:64px;left:8px}}