:root{--ink:#edf4f8;--muted:#b1c0d2;--panel:#0f1a2b;--accent:#89f0e5;--line:#a4d8ef38}body{background:#0b1729}.topbar{background:linear-gradient(#0a1325ed,#0a132584,transparent);padding:25px 34px;gap:27px}.wordmark{font-size:26px;text-shadow:0 0 25px #74eed744}.exhibition{border-color:#86e3e64d;font-size:14px}.exhibition .muted{font-size:12px}.glass-button,.icon-button{background:#101e32de;border-color:#b0d2ed3d;border-radius:5px}.primary-button{background:#9aece4;border-color:#9aece4;color:#09272d}.vr-button{background:#23423e;border-color:#8cddd58a}.floor-caption{left:34px;bottom:147px}.floor-caption h1{font-family:Arial,Helvetica,sans-serif;font-style:normal;font-weight:400;font-size:clamp(34px,3.7vw,54px);letter-spacing:-1.8px;margin:14px 0}.floor-caption p{font-size:16px;line-height:1.65;color:#dfebf2}.floor-caption h1 span{color:#f8badc}.level-switcher{position:absolute;top:103px;left:34px;z-index:2;display:block;margin:0}.level-switcher>.eyebrow{display:block;margin-bottom:12px;color:#ceeceb;letter-spacing:1.6px;font-size:12px;text-shadow:0 1px 8px #000}.level-switcher>div{display:flex;gap:1px;background:#83b9d235;border:1px solid #83b9d240;border-radius:5px;overflow:hidden;backdrop-filter:blur(14px)}.level-switcher button{padding:11px 16px;font-size:14px;min-height:44px;background:#111f34d9;white-space:nowrap}.level-switcher button>span{font-size:12px;margin-right:8px;color:#88a7c4}.level-switcher button[aria-pressed=true]{background:#2f565edb;color:#d5fffa;box-shadow:inset 0 -2px #8aefe5}.level-switcher button[aria-pressed=true]>span{color:#8aefe5}.level-switcher button:hover{background:#334c65}.bottom-ui{padding:32px 34px 25px;background:linear-gradient(transparent,#091326ed);gap:20px}.tour-controls{flex-wrap:wrap;gap:8px;max-width:750px}.move-hint{display:none}.art-info{background:#101c30ed;border-radius:5px}.center-hint{background:#0f2130d9;border-radius:5px;font-size:14px}.loading-mark{color:#8aefe5}#loading{background:radial-gradient(ellipse at 50% 46%,#1e3549,#0b1426 65%)}#toast{top:180px;background:#142b3eed}.music-panel{background:#0f1d30f7}.vr-active .level-switcher{visibility:hidden}.arcade-dialog{width:min(860px,calc(100% - 28px))}.arcade-columns{display:grid;grid-template-columns:1fr 1fr;gap:34px}.arcade-columns section{min-width:0}.arcade-columns h3{font-size:22px;font-weight:500;margin:5px 0 12px}.arcade-columns p{font-size:16px;line-height:1.5;color:var(--muted);min-height:48px}.memory-grid,.pulse-grid{display:grid;gap:8px;min-height:206px}.memory-grid{grid-template-columns:repeat(4,1fr)}.pulse-grid{grid-template-columns:repeat(3,1fr)}.game-tile{background:#20354d;border:1px solid #577996;border-radius:5px;min-height:62px;font-size:16px;padding:8px}.game-tile.revealed{background:#264f52;color:#c4fff3}.game-tile.lit{background:#82436e;color:#fff0fb;border-color:#ffd7f0;font-weight:700}.game-tile:disabled{opacity:.75}.help-dialog dd,.help-dialog>p{font-size:16px}#scene:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}#home-button{display:none}.dialog-intro{font-size:16px}
@media(max-width:900px){.exhibition{display:none}.topbar{gap:15px}.bottom-ui{gap:12px}.tour-controls{max-width:490px}.art-info{min-width:210px}.level-switcher{top:100px}.floor-caption{bottom:163px}}
@media(max-width:700px){.topbar{padding:19px 15px;gap:8px}.wordmark{font-size:21px}.level-switcher{top:79px;left:15px;right:15px}.level-switcher>.eyebrow{display:none}.level-switcher>div{width:100%}.level-switcher button{flex:1;padding:10px 8px;font-size:14px}.level-switcher button>span{margin-right:5px}.bottom-ui{padding:20px 16px 18px;min-height:126px}.tour-controls{gap:6px}.tour-controls .glass-button,.tour-controls .primary-button{font-size:14px;padding:10px 12px}.floor-caption{left:18px;bottom:294px}.floor-caption h1{font-size:38px;letter-spacing:-1.6px}.floor-caption p{font-size:15px}.touch-controls{left:14px;bottom:142px}.art-info{bottom:144px;right:16px;width:calc(100% - 194px);min-width:0}.art-info #art-title{font-size:15px}.center-hint{top:47%;font-size:14px}#toast{top:137px;font-size:14px;width:max-content;max-width:calc(100% - 30px)}.music-panel{bottom:138px}.arcade-columns{grid-template-columns:1fr;gap:32px}.arcade-dialog{padding:22px}.arcade-columns p{min-height:0}.floor-caption .eyebrow{letter-spacing:1.4px}}
@media(pointer:coarse) and (min-width:701px){.floor-caption{bottom:280px}.touch-controls{bottom:135px}}
@media(max-height:650px) and (min-width:701px){.floor-caption{bottom:133px}.floor-caption h1{font-size:34px}.floor-caption p{display:none}.level-switcher{top:88px}.level-switcher>.eyebrow{display:none}.topbar{padding-top:18px}}
@media(prefers-reduced-motion:reduce){.game-tile{transition:none}}

.elevator-button{color:#baffeb!important;border-color:#91ffe08a!important;background:#1b4549e8!important;box-shadow:0 0 18px #67cfbc18}.arcade-dialog{width:min(1060px,calc(100% - 24px))}.arcade-rewards{display:flex;flex-wrap:wrap;gap:9px 22px;padding:15px 18px;background:#19313e;border:1px solid #74b8bb4d;margin-bottom:18px}.arcade-rewards strong{color:#c4fff3}.arcade-rewards small{flex-basis:100%;color:#aebfce;font-size:13px}.arcade-tabs{margin:0 0 20px;justify-content:flex-start;flex-wrap:wrap}.arcade-tabs [aria-pressed=true]{background:#33565b;color:#c2fff2}.game-screen{width:100%;background:#081321;border:1px solid #6eacc44d;overflow:hidden}.game-screen canvas{display:block;width:100%;height:auto;aspect-ratio:1000/640}.game-score{font-size:16px;color:#c3dde7;min-height:24px}.game-actions,.game-pad{display:flex;gap:9px;flex-wrap:wrap;margin:12px 0}.game-pad button{min-width:65px;min-height:48px;border:1px solid #648a9f;background:#203b50;border-radius:4px;padding:10px 16px;font-size:16px;touch-action:none;user-select:none}.game-pad button:active{background:#417077}.game-instructions{font-size:15px;line-height:1.6;color:#adc8d7}.platform-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.platform-grid article{padding:24px;background:#172b40;border:1px solid #52788c;display:flex;flex-direction:column;gap:14px}.platform-grid h3{font-size:25px;margin:0}.platform-grid p{font-size:16px;line-height:1.65;margin:0 0 8px;color:#bfcedd}.platform-grid a{font-size:14px;color:#9defe3}.platform-grid button{margin-top:auto}.platform-note{grid-column:1/-1}.tour-controls{max-width:900px}
@media(max-width:700px){.platform-grid{grid-template-columns:1fr}.arcade-dialog{padding:17px}.arcade-rewards{font-size:14px;padding:12px}.arcade-tabs{gap:5px}.arcade-tabs .glass-button{font-size:13px;padding:9px}.game-pad{gap:5px}.game-pad button{min-width:46px;padding:10px 12px}.tour-controls .glass-button,.tour-controls .primary-button{font-size:13px;padding:9px 11px}.tour-controls{gap:5px}.bottom-ui{min-height:134px}.touch-controls,.art-info{bottom:158px}.music-panel{bottom:151px}}

.arcade-sound{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin:1rem 0}.arcade-sound span{font-size:.9rem;color:#b7c8d3}.arcade-sound button{min-height:44px}