:root{color-scheme:dark;font-family:Arial,"Noto Sans TC",system-ui,sans-serif;background:#08090b;color:#f3f4f6}*{box-sizing:border-box}body{margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit;touch-action:manipulation}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:2px solid #9fd8ff;outline-offset:2px}[hidden]{display:none!important}header{height:50px;max-width:900px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 18px}.wordmark{font-size:13px;letter-spacing:3px;font-weight:700;text-decoration:none;color:#ededee}.wordmark span{color:#57606a;margin:0 5px}.header-actions{display:flex;align-items:center;gap:8px}.header-actions button{border:1px solid #2e333a;background:#101216;border-radius:5px;min-width:32px;height:30px;font-size:11px;padding:0 9px}.game-shell{max-width:900px;margin:0 auto;border:1px solid #24272c;background:#08090b}.stage{height:min(calc(100svh - 158px),800px);min-height:430px;position:relative;overflow:hidden;background:#07080a;isolation:isolate}canvas{display:block;width:100%;height:100%;touch-action:none}.telemetry{position:absolute;inset:14px 14px auto;display:flex;justify-content:space-between;align-items:flex-start;gap:15px;pointer-events:none}.vehicle-stat{width:205px;border:1px solid #b5c4cf;border-radius:9px;background:#f4f6f8f5;color:#12161b;padding:12px 13px;box-shadow:0 4px 15px #0003}.vehicle-name{font-size:11px;letter-spacing:1.3px;font-weight:750;display:flex;align-items:center;gap:7px;color:#304652}.vehicle-name i{width:5px;height:5px;border-radius:50%;background:#78c6ee}.air-row{display:flex;align-items:center;gap:7px;margin:10px 0 6px;font-size:9px;color:#606c76}.air-row b{font-size:12px;color:#212c35;font-variant-numeric:tabular-nums}.air-track{height:6px;border-radius:5px;overflow:hidden;background:#d4dae0;flex:1}.air-track>div{height:100%;background:#8cabb8;width:100%}.speed-row{display:flex;align-items:baseline;gap:6px}.speed-row strong{font-size:29px;letter-spacing:-1px;font-weight:800;font-variant-numeric:tabular-nums}.speed-row span{font-size:12px;color:#5d6874}.flight-stats{display:flex;gap:6px}.flight-stats>div{min-width:66px;padding:8px 11px;border:1px solid #b1bbc4;border-radius:8px;background:#f4f6f8f5;text-align:center;color:#11171c;box-shadow:0 4px 15px #0003}.flight-stats span{display:block;font-size:8px;color:#67727d;letter-spacing:.8px;font-weight:700;margin-bottom:2px}.flight-stats strong{font-size:27px;letter-spacing:-1px;font-variant-numeric:tabular-nums}.flight-stats small{font-size:12px;margin-left:2px}.pause{position:absolute;right:15px;bottom:16px;border:1px solid #656c75;border-radius:4px;background:#1c2028aa;color:#e9eef2;width:29px;height:29px;font-size:16px}.flight-hint{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);background:#e8edf3e8;color:#222e37;border:1px solid #bec8d2;border-radius:20px;padding:8px 16px;font-size:11px;white-space:nowrap;max-width:calc(100% - 85px);overflow:hidden;text-overflow:ellipsis;pointer-events:none}.controls{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;padding:11px;background:linear-gradient(#373c42,#25292e);border-top:1px solid #606971}.controls button{position:relative;min-height:62px;border:1px solid #bac5ce;border-radius:30px;background:linear-gradient(#f6f8fa,#ccd3db);color:#242d37;font-size:14px;font-weight:700;box-shadow:0 3px 0 #7d8994;touch-action:none;user-select:none;-webkit-user-select:none;transition:background .08s}.controls kbd{position:absolute;right:13px;top:7px;font:9px Arial,sans-serif;color:#71808e}.controls .drive{background:linear-gradient(#343d49,#1c232c);color:#f8fafc;border-color:#76828e;box-shadow:0 3px 0 #080b10}.controls .drive kbd{color:#8c9bac}.controls button.active{background:linear-gradient(#b9e2fb,#79b8de);border-color:#c4e9ff;box-shadow:0 1px 0 #3e6a87;transform:translateY(2px)}.controls .drive.active{background:#698295}.overlay,.pause-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;background:#080a0d33;backdrop-filter:blur(2px)}.panel{background:#f0f3f6f5;color:#141920;border:1px solid #c3cbd3;border-radius:11px;text-align:center;width:min(320px,calc(100% - 42px));padding:27px;box-shadow:0 18px 60px #0005}.panel>p:first-child{font-size:9px;letter-spacing:3px;color:#7c8997;margin:0 0 16px}.panel h1{font-size:28px;letter-spacing:3px;margin:0 0 14px}.panel>p{font-size:12px;line-height:1.7;color:#67737f;margin:0 0 21px}.primary{border:1px solid #343f4b;border-radius:5px;min-height:46px;background:#202a34;color:#fff;display:flex;align-items:center;justify-content:space-between;font-weight:700;width:100%;padding:10px 18px;font-size:14px}.panel>small{display:block;font-size:9px;color:#87939d;margin-top:12px;line-height:1.5;letter-spacing:1px}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid #c7cfd6;padding:13px 0;margin-bottom:17px;font-size:9px;color:#7c8894;gap:5px}.result-stats strong{display:block;color:#101b25;font-size:22px;margin-bottom:4px;font-variant-numeric:tabular-nums}.panel.result h1{font-size:22px;letter-spacing:1px}.pause-overlay{background:#111821c9}.pause-overlay h2{font-size:24px;font-weight:400;letter-spacing:4px}.pause-overlay .primary{max-width:210px}.help-panel{position:absolute;bottom:65px;left:50%;transform:translateX(-50%);width:min(390px,calc(100% - 30px));padding:20px;background:#e8edf2f5;color:#27343f;border:1px solid #b7c3cc;border-radius:7px;box-shadow:0 10px 30px #0005;z-index:5}.help-panel p{font-size:12px;line-height:1.8;margin:8px 0}.help-panel small{font-size:10px;color:#687986}.help-panel button{float:right;background:none;border:0;font-size:20px;color:#667683;margin-top:-10px;margin-right:-9px}footer{max-width:900px;margin:auto;display:flex;justify-content:space-between;padding:13px 5px;color:#555e67;font-size:8px;letter-spacing:1px}footer b{font-weight:400;color:#9ba6b0;margin-left:7px}
@media(max-width:600px){header{height:44px;padding:0 12px}.wordmark{font-size:11px;letter-spacing:2px}.header-actions{gap:6px}.header-actions button{font-size:10px;height:28px}.game-shell{border-left:0;border-right:0}.stage{height:calc(100svh - 136px - env(safe-area-inset-bottom));min-height:300px}.telemetry{inset:10px 8px auto;gap:7px}.vehicle-stat{width:47%;max-width:185px;padding:10px}.vehicle-name{font-size:10px;letter-spacing:.7px}.air-row{font-size:8px;gap:5px;margin:8px 0 4px}.air-row b{font-size:11px}.speed-row strong{font-size:26px}.speed-row span{font-size:10px}.flight-stats{gap:4px}.flight-stats>div{min-width:45px;padding:7px 6px;border-radius:7px}.flight-stats strong{font-size:23px}.flight-stats span{font-size:6px;letter-spacing:.3px}.flight-stats small{font-size:9px;margin-left:1px}.controls{gap:6px;padding:9px 7px calc(11px + env(safe-area-inset-bottom))}.controls button{min-height:60px;font-size:13px}.controls kbd{font-size:7px;right:9px;top:7px}.flight-hint{font-size:10px;bottom:15px;padding:7px 10px}.pause{right:10px;bottom:15px;width:25px;height:25px}.panel{width:280px;padding:24px}.panel h1{font-size:26px}footer{font-size:6px;padding:7px 10px}.help-panel p{font-size:11px}}
@media(max-width:350px){.vehicle-stat{width:44%;padding:9px 7px}.vehicle-name{font-size:8px}.speed-row strong{font-size:23px}.flight-stats>div{min-width:42px;padding:6px 5px}.flight-stats strong{font-size:21px}.controls button{font-size:11px}}
@media(max-width:600px){header{height:calc(44px + env(safe-area-inset-top));padding-top:env(safe-area-inset-top);padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}.stage{height:calc(100svh - 136px - env(safe-area-inset-bottom) - env(safe-area-inset-top))}.controls{padding-left:max(7px,env(safe-area-inset-left));padding-right:max(7px,env(safe-area-inset-right))}}
@media(max-height:550px) and (orientation:landscape){header{height:36px}.stage{height:calc(100svh - 107px - env(safe-area-inset-bottom));min-height:200px}.vehicle-stat{width:170px;padding:8px 10px}.vehicle-name{font-size:9px}.speed-row strong{font-size:23px}.air-row{margin:5px 0 2px}.flight-stats strong{font-size:22px}.controls button{min-height:46px}.controls{padding:7px 10px calc(9px + env(safe-area-inset-bottom))}.panel{padding:15px 23px;width:280px}.panel>p:first-child{margin-bottom:8px}.panel h1{font-size:23px;margin-bottom:7px}.panel>p{margin-bottom:12px}.primary{min-height:40px}.panel>small{margin-top:8px}.flight-hint{bottom:9px}.pause{bottom:9px}footer{display:none}}