@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:500;font-display:swap;src:url('assets/barlow-condensed-500.ttf') format('truetype')}
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:600;font-display:swap;src:url('assets/barlow-condensed-600.ttf') format('truetype')}
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:700;font-display:swap;src:url('assets/barlow-condensed-700.ttf') format('truetype')}
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:800;font-display:swap;src:url('assets/barlow-condensed-800.ttf') format('truetype')}
:root{color-scheme:dark;--bg:#090e14;--panel:#101821;--text:#edf0f4;--muted:#7f8a98;--line:#222c37;--red:#f2484e;--mint:#8fe5d4;--mono:'Barlow Condensed','Arial Narrow',monospace}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:'Noto Sans SC','Microsoft YaHei',sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible{outline:2px solid var(--mint);outline-offset:5px}button{border:0}a{color:inherit;text-decoration:none}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.icon-defs{position:absolute;width:0;height:0;overflow:hidden}.site-shell{width:min(1280px,calc(100% - 96px));margin:auto}.topbar{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;letter-spacing:2px;font-size:15px;font-weight:800}.brand-mark{display:grid;place-items:center;background:var(--red);width:30px;height:34px;transform:skew(-10deg);border-radius:3px}.brand-mark svg{width:20px;height:20px;fill:var(--text);stroke:none;transform:skew(10deg)}.brand-slash{color:var(--red);margin:0 3px}.brand-sub{font-weight:400;font-size:13px;letter-spacing:2.3px;color:#aab3be}nav{display:flex;align-items:center;gap:12px}.text-button{display:flex;align-items:center;gap:8px;background:none;color:#a6b0bd;font-size:12px;transition:color .2s}.text-button svg{width:17px;height:17px}.text-button:hover{color:white}.nav-divider{height:18px;width:1px;background:var(--line);margin:0 4px 0 12px}.icon-button{height:36px;width:36px;display:grid;place-items:center;border:1px solid #2a3440;border-radius:7px;background:#101820;color:#a7b3c2;transition:background .2s,color .2s}.icon-button:hover{background:#202b37;color:white}.icon-button svg{width:18px;height:18px}.heading-row{display:flex;align-items:center;justify-content:space-between;padding:37px 0 30px}.eyebrow{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:2.5px;color:#8c99a8}.eyebrow>span{width:5px;height:5px;background:var(--red);display:block}h1{font-size:42px;line-height:1.2;letter-spacing:2px;margin:10px 0 9px;font-weight:800}.title-period{color:var(--red);padding-left:3px}.subtitle{margin:0;color:var(--muted);font-size:13px;letter-spacing:.5px}.personal-best{text-align:right;padding-top:12px}.best-label{color:#97a2b0;font-size:11px;letter-spacing:1px}.tiny-star{color:var(--red);padding-right:5px}.personal-best strong{font-family:var(--mono);font-size:37px;font-weight:600;letter-spacing:1px;line-height:1.5}.personal-best div>span{font-family:var(--mono);font-size:17px;color:#6d7b8c;padding-left:8px}.personal-best small{color:#526172;font-size:10px;letter-spacing:1px}.game-section{border:1px solid #2b3541;border-radius:12px;overflow:hidden;box-shadow:0 20px 60px #0003}.game-frame{position:relative;aspect-ratio:1200/560;overflow:hidden;background:#141e30;isolation:isolate}canvas{display:block;width:100%;height:100%}.hud{position:absolute;inset:24px 24px auto;display:flex;align-items:flex-start;justify-content:space-between;pointer-events:none;z-index:2}.air-hud{width:190px;padding:13px 15px 10px;border:1px solid #b5d9ff18;border-radius:8px;background:#0c172bc7;backdrop-filter:blur(8px)}.hud-caption{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:1px;color:#abbac8}.hud-caption>span{display:flex;align-items:center;gap:6px}.hud-caption svg{width:15px;height:15px;color:var(--mint)}.hud-caption strong{font-family:var(--mono);font-size:23px;color:#f1f6fa;line-height:1}.percent{font-size:13px;color:#90a4b8;margin-left:2px}.air-track{height:5px;background:#253548;border-radius:3px;margin:12px 0 9px;position:relative;overflow:hidden}.air-track>div{height:100%;width:100%;background:var(--mint);transition:background .2s;box-shadow:0 0 9px #8fe5d470}.air-track i{position:absolute;width:2px;height:5px;top:0;background:#0e192a}.air-track i:nth-of-type(1){left:25%}.air-track i:nth-of-type(2){left:50%}.air-track i:nth-of-type(3){left:75%}.air-status{font-size:9px;letter-spacing:.3px;color:#8cabb9;display:flex;align-items:center;gap:6px}.status-dot{height:4px;width:4px;border-radius:50%;background:var(--mint)}.route-tag{color:#b0becc;font-size:9px;letter-spacing:1.5px;display:flex;align-items:center;gap:8px;margin-top:12px;padding:7px 11px;border:1px solid #f4f6fa0c;background:#101b2c60;border-radius:30px}.route-dot{width:4px;height:4px;background:#91e4d3;border-radius:50%;box-shadow:0 0 6px #91e4d390}.route-sep{color:#6f7d8f}.distance-hud{text-align:right;margin-left:auto;margin-right:22px;padding-top:1px;text-shadow:0 2px 15px #07101c}.hud-label{font-size:10px;color:#a1afbf;letter-spacing:2px}.distance-hud strong{font-family:var(--mono);font-size:42px;letter-spacing:2px;line-height:1.1;font-weight:600;font-variant-numeric:tabular-nums}.distance-hud div>span{font-family:var(--mono);font-size:20px;margin-left:6px;color:#a2b2c4}.speed-readout{font-family:var(--mono);color:#c2d3e1;font-size:15px;letter-spacing:1px}.speed-readout small{font-size:10px;color:#8298ae}.pause-button{pointer-events:auto;background:#111c2c80}.pause-button:disabled{opacity:.35}.game-overlay{position:absolute;inset:0;display:flex;align-items:flex-start;justify-content:center;padding-top:12.3%;z-index:3;background:linear-gradient(90deg,#101a2a00 10%,#101a2a20 50%,#101a2a00 90%)}.overlay-content{display:flex;align-items:center;flex-direction:column;text-align:center;animation:rise-in .35s ease-out}.intro-tag{font-family:var(--mono);font-size:10px;letter-spacing:4px;color:#d3aea9;margin-bottom:14px}.overlay-content h2{margin:0;font-weight:800;font-size:33px;line-height:1.45;letter-spacing:1px;text-shadow:0 4px 25px #07112380}.overlay-content h2 span{display:block;color:#fff}.overlay-content p{font-size:12px;color:#a9b5c8;line-height:1.9;margin:13px 0 22px;letter-spacing:.5px}.primary-button{display:inline-flex;justify-content:center;align-items:center;gap:18px;background:var(--red);border:1px solid #f7797d60;border-radius:6px;min-height:45px;padding:0 25px;font-size:12px;font-weight:600;box-shadow:0 6px 25px #f2484e25;transition:background .2s,transform .2s}.primary-button:hover{background:#ff5d64;transform:translateY(-1px)}.primary-button svg{width:17px;height:17px}.start-hint{font-size:9px;letter-spacing:.5px;color:#8f9caf;margin-top:15px}kbd{display:inline-block;border:1px solid #71859b40;border-bottom-width:2px;border-radius:4px;padding:2px 6px;font-family:var(--mono);font-size:11px;color:#a2afbf;line-height:1.25;background:#15223466;margin:0 2px}.scene-footer{position:absolute;bottom:17px;left:24px;right:24px;display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:9px;font-family:var(--mono);letter-spacing:1.7px;color:#7690a7;pointer-events:none}.scene-footer>span:first-child{display:flex;align-items:center;gap:6px}.live-dot{width:4px;height:4px;background:#91e4d3;border-radius:50%}.scene-coordinate{opacity:.55}#scene-tip{font-family:inherit;letter-spacing:1px;font-size:9px;color:#859eaf}.control-deck{background:#111922;padding:18px 24px;display:flex;align-items:center;gap:25px;border-top:1px solid #354251}.control-tip{display:flex;align-items:center;gap:13px;margin-right:auto}.control-icon{width:37px;height:37px;border:1px solid #263744;border-radius:50%;display:grid;place-items:center;color:#80b0b6}.control-icon svg{width:19px;height:19px}.control-tip strong{display:block;font-size:12px;font-weight:500;letter-spacing:.5px}.control-tip div>span{display:block;color:#718191;font-size:10px;margin-top:5px;letter-spacing:.5px}.keyboard-hint{display:flex;align-items:center;gap:8px;color:#526274;font-size:10px}.keyboard-hint kbd{background:#18222e;color:#9ba9b7;font-size:12px;padding:5px 11px;margin:0}.boost-button{display:flex;align-items:center;justify-content:center;gap:18px;min-width:211px;height:58px;padding:0 22px;border:1px solid #fa6d7360;border-radius:7px;background:var(--red);box-shadow:0 3px 17px #f2484e15;touch-action:none;user-select:none;-webkit-user-select:none;transition:background .1s,box-shadow .1s}.boost-button>svg{width:23px;height:23px}.boost-button>span{display:flex;flex-direction:column;align-items:flex-start;gap:3px}.boost-button strong{font-size:14px;letter-spacing:2px}.boost-button small{font-family:var(--mono);font-size:9px;font-weight:500;letter-spacing:2px;color:#ffe2e3}.boost-button:hover{background:#fb5960}.boost-button.active{background:#ffe5de;color:#b52b38;box-shadow:0 0 30px #ff7c7055}.boost-button.active small{color:#ba5f64}.boost-button:disabled{opacity:.5}.boost-bars{flex-direction:row!important;align-items:center!important;gap:3px!important;padding-left:5px}.boost-bars i{display:block;width:2px;height:12px;background:#ffb8b8;transform:skew(-12deg)}.boost-bars i:nth-child(2){height:18px}.boost-bars i:nth-child(3){height:24px}.boost-button.active .boost-bars i{background:#da4a55;animation:bar .25s alternate infinite}.boost-button.active .boost-bars i:nth-child(2){animation-delay:.08s}.field-guide{display:grid;grid-template-columns:1fr 1.2fr 1.05fr;margin:29px 0 33px;gap:32px}.field-guide>div{display:flex;align-items:flex-start;gap:12px}.guide-number{font-family:var(--mono);font-size:13px;line-height:1.4;color:#55687c;padding-top:2px}.field-guide p{margin:0}.field-guide strong{font-weight:500;font-size:11px;color:#9ba9b7;letter-spacing:.3px}.field-guide p>span{display:block;font-size:10px;color:#526273;margin-top:6px;line-height:1.7}.red-number{color:var(--red);font-size:18px;line-height:1}.page-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);height:61px;font-family:var(--mono);font-size:9px;letter-spacing:1px;color:#546477}.footer-dot{padding:0 7px;color:#29394a}.page-footer button{background:none;color:#6b7e90;font-size:10px;letter-spacing:1px;padding:8px 0 8px 15px}.page-footer button span{margin-left:10px}.warning{position:absolute;left:0;top:47%;display:flex;align-items:center;gap:12px;background:linear-gradient(90deg,#ab2939ed,#7b2335d9 75%,#7b233500);border-left:3px solid #ff6b75;padding:15px 28px 15px 18px;z-index:2;animation:warning-pulse .45s infinite alternate;pointer-events:none}.warning-symbol{width:32px;height:32px;border:2px solid #ff7c86;border-radius:50%;color:#ffe5e4;font-family:var(--mono);font-size:26px;font-weight:700;text-align:center;line-height:28px}.warning strong{font-size:12px;letter-spacing:1px}.warning div>span{display:block;font-size:9px;color:#f3a6af;margin-top:4px}.warning-chevron{font-family:var(--mono);font-size:26px;letter-spacing:3px;color:#ff818a}.game-toast{position:absolute;top:28%;left:50%;transform:translateX(-50%);font-size:11px;color:#a5f5e4;letter-spacing:2px;text-shadow:0 2px 10px #07121d;opacity:0;transition:opacity .3s;pointer-events:none;z-index:2}.game-toast.visible{opacity:1}.game-frame.is-paused:after,.game-frame.is-ended:after{content:'';position:absolute;inset:0;background:#070e20a6;backdrop-filter:blur(4px);z-index:2}.result-panel .result-distance{margin:8px 0 -5px}.result-distance strong{font-family:var(--mono);font-size:64px;font-weight:600;letter-spacing:2px;line-height:1.1}.result-distance>span{font-family:var(--mono);font-size:21px;color:#9baebe;margin-left:7px}.result-panel h2{font-size:27px}.result-panel>p{margin:11px 0;font-size:11px}.result-stats{display:flex;gap:24px;font-size:10px;color:#7d95ab;margin:4px 0 21px}.result-stats b{font-family:var(--mono);font-size:14px;font-weight:500;color:#cfdfec;margin-left:7px}.result-panel .intro-tag{margin-bottom:8px}.quiet-button{background:none;font-size:11px;color:#879baf;padding:14px}.game-frame.is-ended .game-overlay{padding-top:8.5%}.game-frame.is-paused .game-overlay{padding-top:16%}.air-hud.low .hud-caption svg,.air-hud.low .air-status{color:#ff8b7b}.air-hud.low .air-track>div{background:#f87868}.air-hud.low .status-dot{background:#f87868}.air-hud.empty .air-track{animation:warning-pulse .35s infinite alternate}.game-section:fullscreen{background:var(--bg);display:flex;flex-direction:column;justify-content:center;border:0;border-radius:0;width:100vw;height:100dvh}.game-section:fullscreen .game-frame{max-height:calc(100dvh - 95px);aspect-ratio:1200/560;width:100%;flex:0 1 auto}.game-section:fullscreen .control-deck{flex-shrink:0}dialog{background:#111c28;border:1px solid #304153;color:#ebf2f7;max-width:520px;width:calc(100% - 36px);border-radius:12px;padding:35px;box-shadow:0 20px 80px #0007}dialog::backdrop{background:#02060dc9;backdrop-filter:blur(5px)}dialog h2{font-size:23px;line-height:1.5;margin:12px 0 24px;letter-spacing:.5px}dialog p{font-size:12px;line-height:1.9;color:#90a5b8}.dialog-close{position:absolute;top:13px;right:16px;background:none;color:#8fa3b8;font-size:24px}.manual-step{display:flex;gap:18px;margin:22px 0}.manual-step>b{font-family:var(--mono);color:var(--red);font-size:17px;font-weight:500}.manual-step strong{font-size:13px;font-weight:500}.manual-step p{margin:7px 0 0;font-size:11px}.manual-shortcuts{display:flex;flex-wrap:wrap;gap:12px;font-size:10px;color:#667f95;border-top:1px solid #263646;padding:16px 0 21px}dialog>.primary-button{width:100%}.credits-links a,#audio-credit a{color:var(--mint);text-decoration:underline;text-underline-offset:4px}[hidden]{display:none!important}@keyframes warning-pulse{to{opacity:.58}}@keyframes rise-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes bar{to{transform:skew(-12deg) scaleY(.5)}}
@media(min-width:1600px){.site-shell{width:1360px}.heading-row{padding-top:40px;padding-bottom:34px}.game-frame{aspect-ratio:1200/540}.overlay-content h2{font-size:40px}.overlay-content p{font-size:14px}.primary-button{min-height:49px;font-size:13px}}
@media(max-width:1000px){.site-shell{width:calc(100% - 48px)}.topbar{height:76px}.heading-row{padding:27px 0 24px}h1{font-size:35px}.hud{inset:17px}.air-hud{width:158px;padding:10px 12px}.route-tag{display:none}.distance-hud strong{font-size:35px}.game-overlay{padding-top:12%}.overlay-content h2{font-size:27px}.overlay-content p{margin:9px 0 15px;font-size:11px}.intro-tag{margin-bottom:7px}.primary-button{min-height:40px;font-size:11px}.start-hint{margin-top:10px;font-size:8px}.control-deck{padding:14px 18px;gap:18px}.control-tip{gap:10px}.control-tip strong{font-size:11px}.boost-button{height:54px;min-width:190px}.keyboard-hint{gap:5px}.keyboard-hint kbd{padding:4px 7px}.field-guide{gap:15px;margin:23px 0}.field-guide strong{font-size:10px}.field-guide p>span{font-size:9px}.result-distance strong{font-size:47px}.result-panel h2{font-size:23px}.result-stats{margin-bottom:14px}.game-frame.is-ended .game-overlay{padding-top:6.5%}.scene-footer{left:17px;right:17px;bottom:12px;font-size:8px}}
@media(max-width:680px){.site-shell{width:calc(100% - 28px)}.topbar{height:65px}.brand{gap:8px;font-size:12px;letter-spacing:1.3px}.brand-mark{width:25px;height:29px}.brand-sub{font-size:10px;letter-spacing:1px}.brand-slash{margin:0}.text-button span,.nav-divider{display:none}nav{gap:7px}.text-button{padding:6px}.icon-button{width:31px;height:31px}.icon-button svg{width:16px;height:16px}.heading-row{padding:25px 2px 22px}.eyebrow{font-size:9px;letter-spacing:1.6px}h1{font-size:31px;margin:9px 0 8px}.subtitle{font-size:10px}.personal-best{padding-top:5px}.personal-best strong{font-size:29px}.best-label{font-size:9px}.personal-best small{font-size:8px}.game-frame{aspect-ratio:3/2;min-height:268px}.hud{inset:13px 12px}.air-hud{width:123px;padding:9px;border-radius:6px}.hud-caption{font-size:9px;letter-spacing:0}.hud-caption strong{font-size:19px}.hud-caption svg{width:12px;height:12px}.air-track{margin:8px 0 7px;height:4px}.air-status{font-size:7px;gap:4px;letter-spacing:0}.percent{font-size:10px}.distance-hud{margin-right:10px;padding-top:1px}.distance-hud strong{font-size:31px;letter-spacing:1px}.distance-hud div>span{font-size:15px;margin-left:3px}.hud-label{font-size:8px;letter-spacing:1px}.speed-readout{font-size:12px}.speed-readout small{font-size:8px}.pause-button{width:28px;height:28px}.game-overlay{padding-top:23%}.intro-tag{font-size:8px;letter-spacing:2.5px;margin-bottom:6px}.overlay-content h2{font-size:24px;line-height:1.4}.overlay-content p{font-size:9px;line-height:1.8;margin:8px 0 13px}.primary-button{min-height:38px;padding:0 20px;font-size:10px;gap:14px}.start-hint{font-size:7px;margin-top:9px}.start-hint kbd{font-size:9px;padding:1px 4px}.scene-footer{left:12px;right:12px;bottom:11px;font-size:7px;letter-spacing:1px}.scene-coordinate{display:none}#scene-tip{font-size:7px;letter-spacing:.3px}.control-deck{padding:13px 12px;gap:10px;flex-wrap:wrap}.control-tip{gap:8px;flex:1;min-width:150px}.control-icon{width:29px;height:29px}.control-icon svg{width:15px;height:15px}.control-tip strong{font-size:9px}.control-tip div>span{font-size:8px;letter-spacing:0;margin-top:4px}.keyboard-hint{display:none}.boost-button{width:134px;min-width:134px;height:52px;padding:0 12px;gap:9px}.boost-button strong{font-size:12px;letter-spacing:1px}.boost-button small{font-size:8px;letter-spacing:1.5px}.boost-button>svg{width:19px;height:19px}.boost-bars{gap:2px!important;padding-left:0}.boost-bars i{width:2px;height:9px}.boost-bars i:nth-child(2){height:13px}.boost-bars i:nth-child(3){height:17px}.field-guide{grid-template-columns:1fr;margin:22px 4px 25px;gap:13px}.field-guide>div{gap:12px}.field-guide p{display:flex;align-items:baseline;flex-wrap:wrap;gap:5px 9px}.field-guide strong{font-size:10px}.field-guide p>span{margin:0;font-size:9px}.guide-number{font-size:11px;width:15px;padding-top:1px}.red-number{font-size:15px}.page-footer{height:56px;letter-spacing:.5px;font-size:7px;gap:8px}.footer-dot{padding:0 3px}.page-footer button{font-size:8px;white-space:nowrap;padding-left:8px}.page-footer button span{margin-left:3px}.warning{top:45%;padding:10px 20px 10px 11px;gap:8px}.warning-symbol{width:26px;height:26px;font-size:23px;line-height:22px}.warning strong{font-size:9px}.warning div>span{font-size:7px}.warning-chevron{font-size:23px}.game-toast{top:30%;font-size:9px;white-space:nowrap}.game-frame.is-ended .game-overlay{padding-top:22%}.result-panel h2{font-size:20px}.result-distance strong{font-size:43px}.result-panel>p{font-size:9px;margin:8px 0}.result-stats{font-size:8px;gap:15px;margin:0 0 12px}.result-stats b{font-size:12px;margin-left:4px}.result-panel .intro-tag{margin-bottom:4px}.game-frame.is-paused .game-overlay{padding-top:30%}dialog{padding:28px 23px}dialog h2{font-size:21px}.game-section:fullscreen .game-frame{height:calc(100dvh - 80px);max-height:none;width:100%;aspect-ratio:auto}.game-section:fullscreen .control-deck{height:80px}.game-section:fullscreen .game-overlay{padding-top:23%}}
@media(max-width:380px){.brand-sub,.brand-slash{display:none}.control-tip{min-width:130px}.control-tip strong{font-size:8px}.boost-button{width:126px;min-width:126px}.game-overlay{padding-top:25%}.overlay-content h2{font-size:22px}.game-frame.is-ended .game-overlay{padding-top:22%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}
.light-graphics .air-hud{backdrop-filter:none;-webkit-backdrop-filter:none;background:#0c172be8}
.light-graphics .game-frame.is-paused:after,.light-graphics .game-frame.is-ended:after,.light-graphics dialog::backdrop{backdrop-filter:none;-webkit-backdrop-filter:none}
.light-graphics .boost-button.active{box-shadow:0 0 10px #ff7c7030}
#game-section,#game-section *{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
#boost-button,#boost-button *{touch-action:none;-webkit-tap-highlight-color:transparent}
#game-canvas{-webkit-user-drag:none}
.game-overlay{padding-top:7%}.game-frame.is-paused .game-overlay{padding-top:12%}.game-frame.is-ended .game-overlay{padding-top:5%}
@media(max-width:1000px) and (min-width:681px){.game-overlay{padding-top:9%}.game-frame.is-ended .game-overlay{padding-top:4%}.game-frame.is-paused .game-overlay{padding-top:12%}}
@media(max-width:680px){.game-overlay{padding-top:23%}#intro-panel>.intro-tag,#intro-panel>p{display:none}#intro-panel>.primary-button{margin-top:14px}.game-frame.is-ended .game-overlay{padding-top:8%}.game-frame.is-paused .game-overlay{padding-top:13%}.game-frame.is-ended .hud{opacity:.4}.game-frame.is-ended .scene-footer{opacity:.4}.game-section:fullscreen .game-overlay{padding-top:20%}}