:root{--glass:#181b1e8c;--glass-strong:#181b1ec7;--line:#ffffff24;--text:#fff;--muted:#ffffffb3;--accent:#ffcc4d;--st:env(safe-area-inset-top,0px);--sb:env(safe-area-inset-bottom,0px);--sl:env(safe-area-inset-left,0px);--sr:env(safe-area-inset-right,0px)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;color:var(--text);-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;overscroll-behavior:none;background:#1c1f22;margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;overflow:hidden}#scene{touch-action:none;outline:none;width:100vw;height:100dvh;display:block;position:fixed;top:0;bottom:0;left:0;right:0}#fade{opacity:0;pointer-events:none;z-index:5;background:#000;transition:opacity .28s;position:fixed;top:0;bottom:0;left:0;right:0}#fade.on{opacity:1}.pill{background:var(--glass);-webkit-backdrop-filter:blur(14px)saturate(1.4);backdrop-filter:blur(14px)saturate(1.4);border:1px solid var(--line);border-radius:14px}#top{top:calc(var(--st) + 10px);left:calc(var(--sl) + 10px);pointer-events:none;z-index:3;flex-direction:column;gap:6px;display:flex;position:fixed}.title{padding:8px 12px}.t1{letter-spacing:-.01em;font-size:15px;font-weight:700}.t2{color:var(--muted);margin-top:1px;font-size:12px}.room{align-self:flex-start;align-items:baseline;gap:8px;padding:6px 12px;font-size:14px;font-weight:600;transition:transform .25s;display:flex}.room #roomArea{color:var(--muted);font-size:12px;font-weight:400}.room.bump{transform:scale(1.06)}#minimap{top:calc(var(--st) + 10px);right:calc(var(--sr) + 10px);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--line);z-index:3;touch-action:none;background:#181b1e59;border-radius:14px;width:150px;height:112px;position:fixed}#joy{opacity:0;pointer-events:none;z-index:2;background:#ffffff14;border:2px solid #ffffff59;border-radius:50%;width:120px;height:120px;transition:opacity .15s;position:fixed;top:0;left:0}#joy.active{opacity:1}#joyKnob{background:#ffffffbf;border-radius:50%;width:50px;height:50px;position:absolute;top:35px;left:35px;box-shadow:0 2px 10px #0000004d}#bar,#tourUi{left:50%;bottom:calc(var(--sb) + 14px);z-index:3;align-items:center;gap:8px;display:flex;position:fixed;transform:translate(-50%)}#tourUi{width:min(92vw,480px)}.btn{-webkit-appearance:none;appearance:none;border:1px solid var(--line);background:var(--glass);-webkit-backdrop-filter:blur(14px)saturate(1.4);backdrop-filter:blur(14px)saturate(1.4);color:var(--text);font:inherit;cursor:pointer;touch-action:manipulation;white-space:nowrap;border-radius:22px;align-items:center;gap:6px;height:44px;padding:0 14px;font-size:14px;font-weight:600;display:inline-flex}.btn svg{fill:currentColor;width:18px;height:18px}.btn.icon{justify-content:center;width:44px;padding:0;font-size:17px}.btn.primary{background:var(--accent);color:#1c1f22;border-color:#0000}.btn.on{color:#1c1f22;background:#fff}.btn:active{transform:scale(.96)}.btn.big{border-radius:25px;justify-content:center;height:50px;padding:0 22px;font-size:16px}.tourInfo{flex:1;min-width:0;padding:8px 14px;font-size:14px;font-weight:600}.prog{background:#fff3;border-radius:2px;height:3px;margin-top:6px;overflow:hidden}#tourProg{background:var(--accent);width:0;height:100%}.sheet{left:50%;bottom:calc(var(--sb) + 68px);background:var(--glass-strong);-webkit-backdrop-filter:blur(18px)saturate(1.4);backdrop-filter:blur(18px)saturate(1.4);border:1px solid var(--line);z-index:4;border-radius:18px;grid-template-columns:1fr 1fr;gap:8px;width:min(92vw,420px);padding:10px;transition:opacity .18s,transform .18s;display:grid;position:fixed;transform:translate(-50%)}.sheet button{-webkit-appearance:none;appearance:none;color:#fff;font:inherit;text-align:left;cursor:pointer;background:#ffffff1a;border:0;border-radius:12px;padding:10px 12px}.sheet button b{font-size:15px;display:block}.sheet button span{color:var(--muted);font-size:12px}.sheet button.cur{background:#ffcc4d47}.hidden{visibility:hidden;opacity:0!important;pointer-events:none!important}#toast{background:var(--glass-strong);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line);z-index:6;pointer-events:none;border-radius:16px;max-width:min(86vw,360px);padding:14px 18px;font-size:14px;line-height:1.45;transition:opacity .3s;position:fixed;top:42%;left:50%;transform:translate(-50%,-50%)}#start{padding:calc(var(--st) + 16px) 16px calc(var(--sb) + 16px);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:10;background:radial-gradient(120% 80% at 50% 30%,#282c308c,#101214eb);justify-content:center;align-items:center;transition:opacity .45s;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.card{text-align:center;width:min(100%,420px)}.kicker{letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-size:12px;font-weight:700}.card h1{letter-spacing:-.02em;margin:8px 0 4px;font-size:32px}.sub{color:var(--muted);margin:0 0 22px;font-size:15px}#loading{color:var(--muted);flex-direction:column;align-items:center;gap:8px;margin-bottom:18px;font-size:13px;display:flex}#loading .bar{background:#ffffff26;border-radius:2px;width:70%;height:4px;overflow:hidden}#loadBar{background:var(--accent);width:5%;height:100%;transition:width .2s}#startBtns{flex-direction:column;gap:10px;margin-bottom:20px;display:flex}#startBtns.hidden{display:none}.help{color:var(--muted);gap:4px;margin:0 auto 14px;padding:0;font-size:13px;list-style:none;display:grid}.help b{color:#fff}.note{color:#ffffff73;margin:0;font-size:11px}@media (orientation:landscape) and (max-height:500px){.title{display:none}#minimap{width:130px;height:96px}.card h1{font-size:24px}.sub{margin-bottom:10px}.help{display:none}}#layoutSeg{border-bottom:1px solid var(--line);grid-column:1/-1;align-items:center;gap:6px;margin-bottom:2px;padding:2px 2px 6px;display:flex}#layoutSeg span{color:var(--muted);margin-right:auto;font-size:12px}#layoutSeg button{border-radius:16px;padding:7px 12px;font-size:13px;font-weight:600}#layoutSeg button.on{background:var(--accent);color:#1c1f22}