:root{--bg:#10161e;--panel:#10161edb;--panel-solid:#161e29;--line:#ffffff24;--text:#f3f5f7;--muted:#b7c0cb;--accent:#3cc6b4;--accent-ink:#062823;--focus:#ffd166;--gutter:16px;--radius:12px;--footer-h:24px;--fade-ms:.35s;color:var(--text);-webkit-font-smoothing:antialiased;font-family:Noto Sans HK,PingFang HK,Microsoft JhengHei,Heiti TC,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;margin:0;overflow:hidden}body{overscroll-behavior:none}body.reduce-motion{--fade-ms:1ms}#scene{touch-action:none;cursor:grab;outline:none;width:100vw;height:100vh;display:block;position:fixed;inset:0}#scene.dragging{cursor:grabbing}#scene.hovering{cursor:pointer}#scene:focus-visible{outline:3px solid var(--focus);outline-offset:-3px}[hidden]{display:none!important}button{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.hud{pointer-events:none;z-index:10;position:fixed;inset:0}.hud>*,.hud-col>*,.hud-bottom>*{pointer-events:auto}.hud-col{top:calc(var(--gutter) + env(safe-area-inset-top));pointer-events:none;max-height:calc(100% - var(--gutter) * 2 - var(--footer-h) - 70px);flex-direction:column;gap:10px;display:flex;position:absolute}.hud-left{left:calc(var(--gutter) + env(safe-area-inset-left));width:min(360px, calc(100vw - 2 * var(--gutter)))}.hud-right{right:calc(var(--gutter) + env(safe-area-inset-right));align-items:flex-end;width:280px}.hud-bottom{left:50%;bottom:calc(var(--footer-h) + 12px + env(safe-area-inset-bottom));pointer-events:none;max-width:calc(100vw - 2 * var(--gutter));flex-direction:column;align-items:center;gap:8px;display:flex;position:absolute;transform:translate(-50%)}.hud-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);-webkit-backdrop-filter:blur(8px);box-shadow:0 6px 24px #00000047}body.no-blur .hud-panel{-webkit-backdrop-filter:none}.brand{max-width:100%;padding:10px 14px}.brand-name{letter-spacing:.02em;white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:700;overflow:hidden}.brand-loc{color:var(--muted);margin-top:2px;font-size:12.5px}.btn{appearance:none;border:1px solid var(--line);cursor:pointer;background:#ffffff0f;border-radius:10px;min-height:40px;padding:8px 14px;font-size:14px}.btn:hover{background:#ffffff1f}.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:#0000;font-weight:700}.btn.primary:hover{filter:brightness(1.08)}.btn.ghost{background:0 0}.btn.block{width:100%}.btn.big{min-height:48px;padding:12px 28px;font-size:17px}.btn[disabled],.btn[aria-disabled=true]{opacity:.45;cursor:not-allowed}.icon-btn{appearance:none;cursor:pointer;background:#ffffff0f;border:1px solid #0000;border-radius:10px;flex:none;place-items:center;width:40px;height:40px;display:inline-grid}.icon-btn:hover{background:#ffffff24}.icon-btn svg,.tool-btn svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px}.toolbar{gap:2px;padding:4px;display:flex}.tool-btn{appearance:none;cursor:pointer;min-width:48px;min-height:48px;color:var(--text);background:0 0;border:0;border-radius:9px;flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:4px 6px;font-size:11px;display:flex}.tool-btn:hover{background:#ffffff1a}.tool-btn[aria-pressed=true],.tool-btn[aria-expanded=true]{color:#bff3ea;background:#3cc6b438}.panel{width:280px;max-height:60vh;padding:12px 14px 14px;overflow:auto}.panel-title{margin:0 0 10px;font-size:15px}.places-list{flex-direction:column;gap:6px;margin:10px 0 0;padding:0;list-style:none;display:flex}.places-list .btn{text-align:left;align-items:center;gap:10px;width:100%;display:flex}.places-list .num{background:#3cc6b440;border-radius:50%;flex:none;place-items:center;width:22px;height:22px;font-size:12px;font-weight:700;display:inline-grid}.field{border:0;margin:0 0 12px;padding:0;font-size:14px}.field legend,.field>label{color:var(--muted);margin-bottom:6px;font-size:13px;display:block}.field input[type=range]{width:100%;accent-color:var(--accent)}.field.check{align-items:center;gap:8px;display:flex}.field.check label{color:var(--text);margin:0;font-size:14px}.field.check input{width:20px;height:20px;accent-color:var(--accent)}.seg{gap:4px;display:flex}.seg label{flex:1;position:relative}.seg input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.seg span{text-align:center;border:1px solid var(--line);border-radius:8px;padding:8px 4px;font-size:13px;display:block}.seg input:checked+span{background:var(--accent);color:var(--accent-ink);border-color:#0000;font-weight:700}.seg input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}.note{color:var(--muted);margin:6px 0 0;font-size:12px}.lift-floors{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.lift-floors .btn{min-height:48px;font-size:16px;font-weight:700}.lift-floors .btn.current{outline:2px solid var(--accent)}.lift-floors .btn.selected{background:var(--accent);color:var(--accent-ink);border-color:#0000}.minimap-wrap{cursor:pointer;appearance:none;width:180px;height:180px;padding:0;display:block;overflow:hidden}.minimap-wrap canvas{width:100%;height:100%;display:block}.card{flex:0 auto;min-height:0;padding:12px 14px 14px;overflow:auto}.card-head{align-items:flex-start;gap:8px;display:flex}.card-title{flex:1;margin:6px 0 8px;font-size:19px;line-height:1.3}.badge{color:#ffe3a1;background:#ffd1662e;border-radius:999px;margin:0 0 8px;padding:2px 8px;font-size:11.5px;display:inline-block}.card-body{color:#e6ebf0;white-space:pre-line;margin:10px 0 12px;font-size:14.5px;line-height:1.65}.card-actions{flex-wrap:wrap;gap:8px;display:flex}.card-actions .btn svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;vertical-align:-4px;width:18px;height:18px;margin-right:6px}#card-listen[aria-pressed=true]{border-color:var(--accent);background:#3cc6b438}@media (prefers-reduced-motion:no-preference){#card-listen[aria-pressed=true] .wave{animation:1.1s ease-in-out infinite tc-pulse}}@keyframes tc-pulse{50%{opacity:.25}}.carousel-frame{aspect-ratio:16/10;background:#0c1117;border-radius:10px;position:relative;overflow:hidden}.carousel-frame img{object-fit:cover;opacity:0;width:100%;height:100%;transition:opacity .25s;display:block}.carousel-frame img.loaded{opacity:1}.carousel-frame .cap{background:linear-gradient(#0000,#000000b3);padding:18px 10px 6px;font-size:12px;position:absolute;bottom:0;left:0;right:0}.carousel-nav{justify-content:space-between;align-items:center;margin-top:6px;display:flex}.carousel-count{color:var(--muted);font-size:12.5px}body.reduce-motion .carousel-frame img{transition:none}.prompt{appearance:none;cursor:pointer;background:var(--panel);border:1px solid var(--line);border-radius:999px;align-items:center;gap:10px;min-height:44px;padding:8px 16px 8px 8px;font-size:15px;display:inline-flex;box-shadow:0 6px 24px #00000047}.key{background:var(--accent);min-width:28px;height:28px;color:var(--accent-ink);border-radius:7px;place-items:center;padding:0 6px;font:700 14px/1 system-ui,sans-serif;display:inline-grid}body.coarse .key{display:none}body.coarse .prompt{padding-left:16px}.toast{background:var(--panel);border:1px solid var(--line);text-align:center;border-radius:10px;max-width:520px;padding:8px 14px;font-size:14px}.tourbar{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;padding:8px;display:flex}.tour-step{text-align:center;min-width:64px;color:var(--muted);font-size:14px}.joystick{left:calc(var(--gutter) + 8px + env(safe-area-inset-left));bottom:calc(var(--footer-h) + 20px + env(safe-area-inset-bottom));touch-action:none;background:#10161e73;border:2px solid #ffffff59;border-radius:50%;width:128px;height:128px;position:absolute}.joystick-knob{background:#ffffffd9;border-radius:50%;width:56px;height:56px;margin:-28px 0 0 -28px;position:absolute;top:50%;left:50%;box-shadow:0 2px 10px #00000059}body.card-open .joystick{display:none}body.coarse .hud-bottom{max-width:calc(100vw - 180px);left:calc(50% + 70px)}body.coarse.card-open .hud-bottom{max-width:calc(100vw - 2 * var(--gutter));left:50%}.debug{right:var(--gutter);bottom:calc(var(--footer-h) + 12px);color:#cfe;white-space:pre;pointer-events:none;background:#000000b8;border-radius:8px;margin:0;padding:8px 10px;font:12px/1.45 ui-monospace,SFMono-Regular,Menlo,monospace;position:absolute}.crosshair{pointer-events:none;background:#fff;border-radius:50%;width:6px;height:6px;margin:-3px 0 0 -3px;position:absolute;top:50%;left:50%;box-shadow:0 0 0 2px #00000080}.attribution{height:calc(var(--footer-h) + env(safe-area-inset-bottom));padding:4px 12px env(safe-area-inset-bottom);color:#d6dde5;text-align:center;white-space:nowrap;text-overflow:ellipsis;background:#080c1299;font-size:11.5px;line-height:16px;position:absolute;bottom:0;left:0;right:0;overflow:hidden}.coach{width:min(300px, calc(100vw - 2 * var(--gutter)));color:#1a1f26;pointer-events:auto;z-index:3;background:#fdfaf2;border-radius:12px;padding:12px 14px;position:absolute;top:0;left:0;box-shadow:0 10px 34px #0006}.coach .btn{color:#1a1f26;border-color:#0000002e}.coach .btn.primary{color:#fff;background:#0f7d6f}.coach-text{margin:0 0 10px;font-size:14.5px;line-height:1.6}.coach-actions{align-items:center;gap:8px;display:flex}.coach-step{color:#5b6570;flex:1;font-size:12.5px}.coach-target{border-radius:10px;box-shadow:0 0 0 3px #fdfaf2,0 0 0 6px #0f7d6f!important}.fade{opacity:0;pointer-events:none;z-index:20;transition:opacity var(--fade-ms) ease;background:#05080c;place-items:center;display:grid;position:fixed;inset:0}.fade.on{opacity:1;pointer-events:auto}.fade-text{letter-spacing:.06em;color:#e8fff9;font-size:28px;font-weight:700}.gl-lost{z-index:40;text-align:center;background:#080c12eb;place-items:center;display:grid;position:fixed;inset:0}.gl-lost-inner{width:min(420px,100vw - 48px)}.gl-lost h2{margin:0 0 10px;font-size:22px}.gl-lost p{color:var(--muted);margin:0 0 20px;line-height:1.6}.loading{z-index:30;background:radial-gradient(at 50% 30%,#1d2b3a,#0b1016 70%);place-items:center;display:grid;position:fixed;inset:0}.loading-inner{text-align:center;width:min(440px,100vw - 48px)}.loading-brand{color:var(--muted);letter-spacing:.04em;font-size:15px}.loading-title{margin:6px 0 22px;font-size:26px}.loading-bar{background:#ffffff1f;border-radius:99px;height:8px;overflow:hidden}.loading-fill{background:var(--accent);width:0;height:100%;transition:width .2s}.loading-status{min-height:1.4em;color:var(--muted);margin:12px 0 20px;font-size:13.5px}.loading .btn.ghost{margin-top:14px;margin-left:auto;margin-right:auto;display:block}@media (max-width:720px){:root{--gutter:10px}.hud-left{width:calc(100vw - 2 * var(--gutter) - 262px);min-width:110px}.brand{padding:8px 10px}.brand-name{font-size:13px}.brand-loc{display:none}.hud-right{width:auto}.tool-btn{min-width:44px;min-height:44px}.tool-btn span{display:none}.minimap-wrap{width:120px;height:120px}.panel{width:min(280px, calc(100vw - 2 * var(--gutter)));max-height:50vh}.hud-bottom .card{width:calc(100vw - 2 * var(--gutter));max-height:46vh}.debug{top:64px;left:var(--gutter);white-space:pre-wrap;max-width:calc(100vw - 150px);padding:6px 8px;font-size:10px;bottom:auto;right:auto}.card-title{font-size:17px}}