:root{color-scheme:dark;--ink:#f4f1df;--muted:#c1cdbf;--gold:#efd59a;--dark:#162d32;--vh:100dvh}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#213b43;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);overscroll-behavior:none}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.35}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid #efe3af;outline-offset:4px}button{color:inherit;border:1px solid #e7e8cc35;background:#16323a9e;border-radius:10px;min-height:42px;touch-action:manipulation}button:hover:enabled{background:#3d5b5b}button.primary{background:var(--gold);color:#263d3b;border-color:var(--gold);font-weight:700}button.primary:hover:enabled{background:#ffe8af}#app{position:fixed;left:var(--vx,0);top:var(--vy,0);width:var(--vw,100vw);height:var(--vh,100dvh);overflow:hidden;isolation:isolate}#game{width:100%;height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#hud{position:absolute;top:max(16px,env(safe-area-inset-top));left:max(24px,env(safe-area-inset-left));right:max(24px,env(safe-area-inset-right));z-index:12;display:flex;align-items:center;gap:24px;pointer-events:none}.game-logo{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;filter:drop-shadow(0 1px 3px #152e3699);pointer-events:auto}.game-logo img{width:32px;height:32px}.game-logo b{font-size:15px;letter-spacing:2px}.game-logo small{display:block;font-size:8px;letter-spacing:2px;margin-top:5px;color:#ecedd3c9}.run-label{max-width:220px;flex:1;text-align:center;margin:auto;filter:drop-shadow(0 1px 3px #18363bb8)}.run-label>span{font-size:10px;font-weight:600;letter-spacing:1.7px}.run-label small{font-size:10px;letter-spacing:1px;opacity:.9}#progress{height:3px;border-radius:5px;background:#e4e8d039;margin:8px 0 5px;overflow:hidden}#progress i{display:block;height:100%;background:var(--gold);width:0}.tools{display:flex;align-items:center;gap:7px;pointer-events:auto}.tools>button{width:38px;min-height:38px;display:grid;place-items:center;padding:0;font-size:22px;background:#1832399e;backdrop-filter:blur(8px)}#sound svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}.tools .game-seo-info{position:relative;top:auto;right:auto;left:auto!important;z-index:25;width:auto}.tools .game-seo-info summary{height:38px;min-width:38px;padding:0 8px;border-radius:10px;background:#1832399e;border-color:#e7e8cc35}.game-seo-info svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.6;fill:none}.game-info-content{top:76px!important;max-height:calc(var(--vh) - 90px)!important;right:max(16px,env(safe-area-inset-right))!important}#effects{position:absolute;top:84px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:13;pointer-events:none;white-space:nowrap}#effects span{font-size:10px;padding:7px 11px;background:#19343ebd;border:1px solid #e9dbab43;border-radius:20px;letter-spacing:.7px}#hint{position:absolute;top:112px;left:50%;transform:translateX(-50%);max-width:min(520px,70%);margin:0;z-index:11;font-size:12px;line-height:1.7;text-align:center;color:#f8f0d8;text-shadow:0 1px 4px #102c39,0 1px 10px #163a3d;pointer-events:none;transition:opacity .3s}#pedals{position:absolute;inset:0;pointer-events:none;z-index:14;display:none}#pedals button{position:absolute;bottom:max(20px,env(safe-area-inset-bottom));width:112px;height:90px;display:flex;align-items:center;justify-content:center;flex-direction:column;border:1px solid #ecf4d966;background:linear-gradient(140deg,#36596168,#0f2e3966);box-shadow:inset 0 1px 0 #ffffe822,0 5px 20px #1b30351a;backdrop-filter:blur(4px);border-radius:20px;pointer-events:auto;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#pedals button[data-pedal=brake]{left:max(22px,env(safe-area-inset-left))}#pedals button[data-pedal=forward]{right:max(22px,env(safe-area-inset-right))}#pedals svg{width:48px;height:30px;stroke:#e8e9ce;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;fill:none}#pedals span{font-size:9px;letter-spacing:1.4px;margin-top:5px}#pedals button.active{background:#e7c58288;border-color:#ffebbd;box-shadow:inset 0 0 20px #fff2b52a}.playing.touch #pedals{display:block}#overlay{position:absolute;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;padding:82px 24px 24px;background:linear-gradient(90deg,#112b3b70,#142d3320);pointer-events:none}#overlay:empty{display:none}.panel{pointer-events:auto;width:min(1040px,100%);max-height:100%;overflow:auto;overscroll-behavior:contain;touch-action:pan-y;border:1px solid #dbe3cf3d;background:linear-gradient(135deg,#17323cf5,#1c3b3cf2);box-shadow:0 25px 80px #102b4255;border-radius:20px;padding:28px 32px;scrollbar-color:#8a9b85 #243c40;scrollbar-width:thin;backdrop-filter:blur(16px)}.menu-top{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.eyebrow{font-size:9px;color:var(--gold);letter-spacing:2px;margin:0 0 8px}.panel h1{font-size:48px;letter-spacing:-2px;margin:0;line-height:1}.panel h1 em{font-family:Georgia,serif;color:var(--gold);font-weight:400}.panel .tagline{color:var(--muted);font-size:12px;line-height:1.8;margin:12px 0 15px}.menu-top .mode-select{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end;max-width:400px}.mode-select button{padding:9px 13px;font-size:11px;min-height:36px}.mode-select [aria-pressed=true]{border-color:var(--gold);color:var(--gold);background:#c9b67b17}.menu-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:30px}.section-label{font-size:10px;letter-spacing:1.5px;color:var(--muted);margin:14px 0 10px}.chapters{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.chapters button{font-size:10px;min-height:34px}.chapters [aria-pressed=true]{background:var(--gold);color:var(--dark);border-color:var(--gold)}.stage-name{font-size:18px;margin:14px 0 10px;font-weight:500}.levels{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.levels button{position:relative;min-height:48px;font-size:14px;padding:8px}.levels .selected{border-color:var(--gold);background:#e4c98b1f}.levels small{display:block;font-size:8px;letter-spacing:2px;color:var(--gold);height:9px;margin-top:3px}.cars{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.cars button{display:flex;align-items:center;text-align:left;min-height:59px;padding:8px;gap:8px}.cars .selected{border-color:var(--gold);background:#ddc88a13}.cars strong{font-size:11px;font-weight:500}.cars small{display:block;font-size:8px;line-height:1.6;color:var(--muted);margin-top:4px}.car-drawing{font-size:28px;line-height:1;filter:grayscale(.5);color:var(--gold)}.menu-note{font-size:10px;color:#bfcbb9;line-height:1.7;max-width:420px;margin:12px 0}.menu-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:20px;padding-top:17px;border-top:1px solid #c4d2b327}.menu-bottom .primary{min-width:160px;padding:12px 22px;text-align:left;display:flex;justify-content:space-between;gap:20px}.menu-actions{display:flex;gap:8px;align-items:center}.menu-actions button{padding:10px 12px;font-size:11px}.options{display:flex;align-items:center;gap:12px;font-size:10px;color:var(--muted)}.options input{accent-color:#ecd398}.colors{display:flex;gap:5px}.colors button{width:23px;height:23px;min-height:23px;padding:0;border-radius:50%;border:2px solid transparent}.colors button[aria-pressed=true]{border-color:#eff0d4}.color-0{background:#e6b06b}.color-1{background:#9cbea0}.color-2{background:#8bb3ce}.small-panel{width:min(470px,100%);text-align:center;padding:30px}.small-panel h2{font-weight:500;font-size:28px;letter-spacing:-1px;margin:5px 0 14px}.small-panel p{font-size:12px;color:var(--muted);line-height:1.8}.small-panel .buttons{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:20px}.small-panel button{padding:12px 17px;font-size:12px}.result-stats{display:flex;justify-content:center;gap:30px;margin:22px 0}.result-stats strong{display:block;font-size:25px;font-weight:500;margin-bottom:6px}.result-stats small{font-size:9px;color:var(--muted);letter-spacing:1px}.medals{display:flex;justify-content:center;gap:16px;margin:18px 0}.medals div{font-size:10px;color:#9daea5}.medals b{display:block;font-size:30px;font-weight:400;margin-bottom:7px;color:#6b817b}.medals .earned b{color:var(--gold);text-shadow:0 0 25px #eac58133}#rotate{position:absolute;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;background:#19313cf2;padding:40px;backdrop-filter:blur(14px)}#rotate[hidden]{display:none}#rotate h2{font-weight:500;font-size:25px}#rotate p{font-size:13px;line-height:1.8;color:var(--muted)}.rotate-icon{font-size:76px;color:var(--gold)}#storage{position:absolute;bottom:7px;left:50%;transform:translateX(-50%);font-size:9px;color:#ffdfb1;z-index:70;pointer-events:none;text-align:center;width:75%;margin:0}#storage[hidden]{display:none}#loading{position:absolute;inset:0;display:grid;place-items:center;background:#19333b;z-index:90;letter-spacing:2px;font-size:13px}#loading[hidden]{display:none}.saving-spinner{width:26px;height:26px;border:2px solid #d7d9b93b;border-top-color:var(--gold);border-radius:50%;margin:20px auto;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-height:560px){#hud{top:max(10px,env(safe-area-inset-top));left:max(18px,env(safe-area-inset-left));right:max(18px,env(safe-area-inset-right));gap:12px}.game-logo b{font-size:11px;letter-spacing:1px}.game-logo small{font-size:7px}.game-logo img{width:28px;height:28px}.tools>button{width:34px;min-height:34px}.tools .game-seo-info summary{min-width:34px;height:34px}#fullscreen{display:none}.run-label{max-width:145px}.run-label>span{font-size:8px;letter-spacing:1px}.run-label small{font-size:8px}.tools{gap:5px}#overlay{padding:59px max(18px,env(safe-area-inset-right)) 12px max(18px,env(safe-area-inset-left))}.panel{padding:17px 22px;border-radius:14px}.panel h1{font-size:34px}.panel .tagline{font-size:10px;margin:6px 0 8px}.menu-layout{gap:20px}.menu-top .mode-select{max-width:320px}.mode-select button{min-height:29px;padding:6px 9px;font-size:9px}.section-label{margin:7px 0;font-size:9px}.chapters button{min-height:28px}.levels{gap:5px}.levels button{min-height:39px;padding:5px}.stage-name{font-size:15px;margin:8px 0}.cars button{min-height:43px;padding:5px}.cars strong{font-size:10px}.cars small{font-size:7px}.car-drawing{font-size:23px}.menu-note{font-size:8px;margin:7px 0}.menu-bottom{margin-top:10px;padding-top:10px}.menu-bottom .primary{min-height:37px;min-width:130px;padding:9px 14px;font-size:11px}.menu-actions button{min-height:36px;padding:8px;font-size:9px}.options{font-size:8px;gap:7px}#pedals button{width:98px;height:77px;bottom:max(15px,env(safe-area-inset-bottom))}#hint{top:82px;font-size:10px;max-width:65%}#effects{top:55px}#effects span{padding:5px 9px;font-size:8px}.small-panel{padding:18px;max-width:420px}.small-panel h2{font-size:23px;margin-bottom:8px}.small-panel p{font-size:10px;margin:7px 0}.result-stats{margin:12px 0}.result-stats strong{font-size:22px}.medals{margin:10px 0}.medals b{font-size:26px;margin-bottom:3px}.small-panel .buttons{margin-top:10px}.small-panel button{padding:9px 13px;min-height:36px}.game-info-content{top:58px!important;max-height:calc(var(--vh) - 70px)!important}}@media(max-width:700px){.game-logo small{display:none}#hud{gap:8px}.run-label{max-width:110px}.tools{gap:4px}.tools>button{width:31px;min-height:34px}.tools .game-seo-info summary{min-width:31px;height:34px}.menu-top .mode-select{max-width:240px}.menu-layout{gap:12px}.cars button{gap:4px}.cars small{display:none}.car-drawing{font-size:20px}.panel{padding:14px}.options label{max-width:80px;line-height:1.4}.menu-note{font-size:8px}.menu-actions{gap:5px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}