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#0000;border-radius:6px;place-items:center;width:32px;height:32px;padding:5px;display:inline-grid}.icon-button:hover:not(:disabled){color:var(--mint);background:#ffffff08;border-color:#8cf1d023}.icon-button .icon{width:17px;height:17px}.game-overlay{z-index:2;pointer-events:none;justify-content:center;align-items:center;padding-bottom:45px;display:flex;position:absolute;inset:0}.overlay-content{text-align:center;pointer-events:auto;padding:15px 30px}.level-tag{color:#9db6c1;letter-spacing:2px;justify-content:center;align-items:center;gap:7px;font-size:9px;font-weight:600;display:flex}.level-tag>span{background:var(--mint);border-radius:50%;width:4px;height:4px}h2{letter-spacing:-4px;color:#eff8f8;text-shadow:0 3px 25px #08142666;margin:15px 0 13px;font-family:Space Grotesk,sans-serif;font-size:clamp(40px,5.9vw,74px);font-weight:500;line-height:1.05}h2>span{color:var(--mint)}.overlay-content>p{color:#9eb6c2;margin:0 0 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p{font-size:10px}.stage{aspect-ratio:1.18}#game-canvas{left:-30%;right:-30%}.game-hud{gap:10px;top:14px;left:13px;right:10px}.progress-group{width:auto;position:absolute;top:39px;left:0;right:3px}.progress-caption{margin-bottom:4px}.level-info{flex:2}.level-info>div{font-size:8px}.attempt-group{flex:1}.attempt-group>span{white-space:nowrap;max-width:none;font-size:6px}.attempt-group .icon-button{width:26px;padding:4px}.stage-bottom{bottom:12px;left:13px;right:13px}.difficulty>span{font-size:5px}.stage-duration{letter-spacing:.7px;font-size:5px}.stage-duration>span{margin:0 4px}.difficulty i{width:2px}.game-overlay{padding-top:30px;padding-bottom:0}.overlay-content{padding:10px 5px}h2{margin:12px 0;font-size:45px}.level-tag{font-size:6px}.overlay-content>p{margin-bottom:18px;font-size:10px}.start-hint{font-size:5px}.game-toolbar{gap:5px;min-height:54px;padding:10px 8px}.controls-guide{gap:4px}.controls-guide .or,.controls-guide 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var(--border);background:#101925;grid-template-columns:repeat(4,minmax(0,1fr));align-items:center;gap:12px;padding:16px 24px;display:grid}.level-selector-label{color:#7c92a4;letter-spacing:1.4px;grid-column:1/-1;font-size:8px;font-weight:600}.level-choice{text-align:left;background:#121c29;border:1px solid #2a3747;border-radius:8px;align-items:center;gap:12px;min-width:0;padding:12px 14px;display:flex}.level-choice:hover{background:#172433;border-color:#526775}.level-choice[aria-pressed=true]{border-color:color-mix(in srgb, var(--course-accent) 55%, transparent);background:color-mix(in srgb, var(--course-accent) 5%, #101925)}.choice-number{color:#8195a7;font-family:Space Grotesk,sans-serif;font-size:19px}.level-choice[aria-pressed=true] .choice-number{color:var(--course-accent)}.choice-info{min-width:0;display:block}.choice-info 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Grotesk,sans-serif;font-size:13px}#speed-slider{--speed-position:50%;appearance:none;cursor:pointer;touch-action:pan-y;background:0 0;width:100%;height:26px;margin:5px 0 0;display:block}#speed-slider::-webkit-slider-runnable-track{background:linear-gradient(to right, #8cf1d0 0 var(--speed-position), #2c3b4a var(--speed-position) 100%);border-radius:3px;height:4px}#speed-slider::-moz-range-track{background:#2c3b4a;border-radius:3px;height:4px}#speed-slider::-moz-range-progress{background:var(--mint);border-radius:3px;height:4px}#speed-slider::-webkit-slider-thumb{appearance:none;background:var(--mint);border:2px solid #c5ffeb;border-radius:50%;width:14px;height:14px;margin-top:-5px;box-shadow:0 0 0 4px #8cf1d00c}#speed-slider::-moz-range-thumb{background:var(--mint);border:2px solid #c5ffeb;border-radius:50%;width:10px;height:10px}.speed-markers{color:#708698;letter-spacing:.6px;justify-content:space-between;gap:8px;font-size:6px;display:flex}.setting-help{color:#718598;margin:10px 0 0;font-size:8px;line-height:1.6}.color-setting{border:0;min-width:0;margin:0;padding:0}.color-setting legend{color:#c5d1dd;margin-bottom:10px;padding:0;font-size:11px}.color-options{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.color-swatch{background:var(--swatch);border:3px solid #0f1824;border-radius:6px;width:24px;height:24px;padding:0;box-shadow:0 0 0 1px #34404e}.color-swatch[aria-pressed=true]{box-shadow:0 0 0 1px var(--swatch), 0 0 14px color-mix(in srgb, var(--swatch) 15%, transparent);transform:rotate(-8deg)}.color-swatch:hover{box-shadow:0 0 0 2px var(--swatch)}.custom-color{color:#9baebf;cursor:pointer;align-items:center;gap:6px;margin-left:3px;font-size:9px;display:flex}.custom-color input{appearance:none;cursor:pointer;background:#192635;border:1px solid #425161;border-radius:6px;width:25px;height:25px;padding:3px}.custom-color input::-webkit-color-swatch-wrapper{padding:0}.custom-color input::-webkit-color-swatch{border:none;border-radius:3px}.custom-color input::-moz-color-swatch{border:none;border-radius:3px}.game-card:fullscreen .setup-panel{flex-shrink:0}@media (width<=1050px){.setup-panel{grid-template-columns:minmax(180px,1fr) minmax(240px,1fr);gap:20px 28px}.setup-heading{grid-column:1/-1;align-items:baseline;gap:12px;display:flex}.setup-heading h3{margin:0}}@media (width<=600px){.setup-panel{grid-template-columns:1fr;gap:20px;padding:19px 16px}.setup-heading{grid-column:auto}.setting-help{font-size:9px}.speed-markers{font-size:7px}.color-options{gap:11px}.color-swatch{width:28px;height:28px}.game-card:fullscreen .setup-panel{gap:12px;max-height:30vh;padding:12px 16px;overflow-y:auto}:is(.game-card:fullscreen .setup-heading,.game-card:fullscreen .setting-help){display:none}}@media (height<=550px){.game-card:fullscreen .setup-panel{display:none}}@media (width<=480px){#game-canvas{left:-5%;right:-55%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}