html,body{background:#000;width:100%;height:100%;margin:0;padding:0;overflow:hidden}#game-canvas{touch-action:none;outline:none;width:100%;height:100%;display:block}.hud{color:#fff;pointer-events:none;-webkit-user-select:none;user-select:none;background:#0000008c;border-radius:8px;padding:12px 16px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:18px;line-height:1.6;position:fixed;top:16px;left:16px}.hud-row{gap:10px;display:flex}.hud-label{color:#ffffff8c;letter-spacing:.08em;min-width:58px}.hud-value{color:#fff;font-variant-numeric:tabular-nums}.minimap{pointer-events:none;-webkit-user-select:none;user-select:none;z-index:4;background:#0000008c;border-radius:10px;padding:8px;position:fixed;top:24px;right:24px}.minimap-canvas{display:block}.speedometer{pointer-events:none;-webkit-user-select:none;user-select:none;background:#0009;border-radius:12px;flex-direction:column;align-items:flex-end;padding:14px 22px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;display:flex;position:fixed;bottom:24px;right:24px}.speedometer-value{color:#fff;font-variant-numeric:tabular-nums;text-align:right;min-width:3ch;font-size:64px;font-weight:700;line-height:1}.speedometer-unit{letter-spacing:.2em;color:#ffffff8c;margin-top:6px;font-size:13px}.start-overlay{color:#fff;pointer-events:auto;-webkit-user-select:none;user-select:none;touch-action:none;-webkit-tap-highlight-color:transparent;z-index:10;background:#000000b3;flex-direction:column;justify-content:center;align-items:center;gap:24px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;display:flex;position:fixed;inset:0}.start-overlay.hidden{display:none}.start-title{letter-spacing:.12em;font-size:52px;font-weight:700}.start-hint{opacity:.85;font-size:22px}.start-hint kbd{background:#ffffff26;border:1px solid #ffffff4d;border-radius:6px;margin:0 4px;padding:2px 10px;font-family:inherit;font-size:.95em;display:inline-block}.start-designer-btn{color:#fff;letter-spacing:.12em;cursor:pointer;pointer-events:auto;touch-action:none;-webkit-tap-highlight-color:transparent;background:#ffffff1f;border:1px solid #ffffff59;border-radius:10px;margin-top:8px;padding:12px 22px;font-family:inherit;font-size:14px;font-weight:700}.start-designer-btn:hover{background:#ffffff38}.designer-overlay{color:#fff;z-index:20;pointer-events:auto;-webkit-user-select:none;user-select:none;background:#0a0f16f5;flex-direction:column;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;display:flex;position:fixed;inset:0}.designer-overlay.hidden{display:none}.designer-header{flex-direction:column;gap:4px;padding:14px 20px 6px;display:flex}.designer-title{letter-spacing:.12em;font-size:18px;font-weight:700}.designer-hint{color:#fff9;font-size:13px}.designer-hint.error{color:#ff8080}.designer-canvas{touch-action:none;-webkit-tap-highlight-color:transparent;background:#ffffff0a;border:2px dashed #fff3;border-radius:10px;flex:1;margin:8px 20px}.designer-footer{justify-content:center;gap:10px;padding:12px 20px 16px;display:flex}.designer-btn{letter-spacing:.12em;cursor:pointer;touch-action:none;-webkit-tap-highlight-color:transparent;border:none;border-radius:10px;padding:12px 22px;font-family:inherit;font-size:13px;font-weight:700}.designer-btn.primary{color:#fff;background:#e62030}.designer-btn.secondary{color:#fff;background:#ffffff26;border:1px solid #ffffff40}.touch-controls{pointer-events:none;-webkit-user-select:none;user-select:none;z-index:5;position:fixed;inset:0}@media (hover:hover) and (pointer:fine){.touch-controls{display:none}}.touch-steer,.touch-pedals{pointer-events:auto;gap:14px;display:flex;position:absolute;bottom:28px}.touch-steer{left:28px}.touch-pedals{right:190px}.touch-btn{color:#fff;touch-action:none;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;cursor:pointer;background:#ffffff2e;border:2px solid #ffffff73;border-radius:50%;width:76px;height:76px;padding:0;font-family:inherit;font-size:30px;font-weight:700;line-height:1}.touch-btn.active{background:#fff6;border-color:#fffc}.touch-reset{pointer-events:auto;width:54px;height:54px;font-size:22px;position:absolute;top:220px;right:24px}.touch-tilt{letter-spacing:.1em;pointer-events:auto;width:54px;height:54px;font-size:12px;position:absolute;top:282px;right:24px}@media (height<=500px){.hud{padding:8px 12px;font-size:13px;line-height:1.45;top:10px;left:10px}.hud-label{min-width:42px}.minimap{padding:5px;top:10px;right:10px}.minimap-canvas{width:110px;height:110px}.speedometer{padding:8px 14px 6px;bottom:10px;right:10px}.speedometer-value{font-size:40px}.speedometer-unit{margin-top:3px;font-size:10px}.touch-reset{width:44px;height:44px;font-size:18px;top:138px;right:10px}.touch-tilt{width:44px;height:44px;font-size:10px;top:190px;right:10px}.touch-btn{width:58px;height:58px;font-size:24px}.touch-steer{gap:10px;bottom:14px;left:14px}.touch-pedals{gap:10px;bottom:14px;right:150px}}