@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800&family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700;800&display=swap');
:root{color-scheme:dark;--bg:#101719;--panel:#141e21;--ink:#f0f2e9;--muted:#93a3a3;--accent:#ff8052;--line:#2c393c;--ease:cubic-bezier(.23,1,.32,1);font-family:'DM Sans','Noto Sans JP',sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.3}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}button:active{transform:scale(.97)}button{transition:background .16s ease,transform .12s var(--ease),color .16s ease}svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.topbar{height:85px;max-width:1600px;margin:auto;padding:0 4.3%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--ink);text-decoration:none}.brand-light{font-weight:400;color:var(--muted);margin-left:3px}.brand-mark{display:flex;gap:3px;margin-right:6px;transform:skew(-18deg)}.brand-mark i{display:block;background:var(--accent);width:5px;height:17px}.brand-mark i:nth-child(2){height:13px;margin-top:4px}.brand-mark i:nth-child(3){height:9px;margin-top:8px}.edition{font-size:10px;letter-spacing:2px;color:#a1afad}.tools{display:flex;gap:12px}.icon-button{background:none;border:1px solid var(--line);width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#b9c6c1;padding:10px}.cabinet{max-width:1600px;padding:0 4.3%;margin:auto}.arena{position:relative;height:calc(100svh - 240px);min-height:520px;max-height:900px;overflow:hidden;background:#19282d;border:1px solid #344347;border-radius:16px;isolation:isolate}#scene,#scene canvas,.vignette{position:absolute;inset:0;width:100%;height:100%;display:block}.vignette{pointer-events:none;background:linear-gradient(90deg,rgba(15,24,27,.91),rgba(15,24,27,.62) 24%,transparent 53%),linear-gradient(0deg,rgba(10,20,23,.5),transparent 20%)}.hud{position:absolute;inset:27px 31px auto;display:flex;align-items:flex-start;gap:42px;z-index:3}.stat{display:flex;flex-direction:column;gap:5px}.stat>span{font-size:9px;font-weight:700;letter-spacing:2px;color:#b2c3bf}.stat strong{font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:31px;line-height:1;letter-spacing:1px;font-variant-numeric:tabular-nums}.score-stat strong{color:var(--accent)}.stage-stat{margin-left:auto}.stat small{font-size:16px;color:#a7b6b2;letter-spacing:.5px}.stat b{font-weight:600}.life-stat strong{font-size:22px;color:var(--accent);letter-spacing:3px}.hud .icon-button{width:39px;height:39px;margin-left:-14px}.intro{position:absolute;left:5%;top:50%;transform:translateY(-43%);z-index:2;width:310px;transition:opacity .2s ease}.eyebrow{display:flex;align-items:center;gap:8px;font-size:9px;letter-spacing:1.6px;color:#adbdb8;font-weight:600}.eyebrow span{width:6px;height:6px;background:var(--accent);border-radius:50%}h1{font-family:'Barlow Condensed',Impact,sans-serif;font-size:116px;line-height:.79;letter-spacing:-1.5px;margin:30px 0 24px;font-weight:800;position:relative}.title-3d{font-size:41px;vertical-align:top;display:inline-block;transform:rotate(-90deg) translate(-10px,-9px);color:var(--accent);letter-spacing:0}.title-dot{color:var(--accent);position:absolute;left:147px;bottom:-3px}.intro-ja{font-size:22px;font-weight:700;line-height:1.6;letter-spacing:.03em;margin:0 0 12px}.intro-copy{font-size:11px;line-height:1.9;color:#b5c3be;margin-bottom:25px}.start-button{border:0;background:var(--accent);color:#132025;min-height:51px;padding:0 20px;border-radius:8px;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:space-between;gap:29px}.start-button svg{width:20px}.start-note{display:block;margin-top:11px;font-size:9px;color:#839994;letter-spacing:.8px}.intro-legend{display:flex;gap:19px;margin-top:26px;font-size:10px;color:#b5c3be}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:7px}.orange{background:var(--accent)}.red{background:#f05e68}.cyan{background:#b7f7c9;box-shadow:0 0 9px #a9edc880}.track-caption{position:absolute;right:29px;top:105px;text-align:right;color:#a5bcb4;display:flex;flex-direction:column;gap:5px;opacity:.7}.track-caption>span{font-size:10px;letter-spacing:2px}.track-caption small{font-size:7px;letter-spacing:1.3px}.track-key{position:absolute;bottom:26px;left:30px;display:flex;gap:25px;font-size:10px;color:#becbc7}.track-key b{font-weight:500;font-variant-numeric:tabular-nums;margin-left:7px;color:var(--ink)}.view-switch{display:flex;position:absolute;bottom:20px;right:25px;padding:4px;background:#111c20c9;border:1px solid #34464a;border-radius:9px;gap:3px}.view-switch button{display:flex;align-items:center;gap:7px;background:none;border:0;color:#91a9a2;padding:9px 14px;border-radius:5px;font-size:10px;min-height:38px}.view-switch button.selected{background:#344548;color:#f1f4e9}.view-switch svg{width:15px;height:15px}.controls{display:flex;justify-content:space-between;align-items:center;padding:23px 2px 20px;gap:20px}.control-title{font-size:9px;letter-spacing:1.8px;font-weight:700;color:#a8b5b0}.control-info p{font-size:10px;color:#8fa39c;margin:8px 0 0}.drive-controls{display:flex;gap:12px}.drive-button,.boost-button{border:1px solid #374448;border-radius:8px;background:#192326;color:var(--ink);display:flex;align-items:center;gap:11px;padding:10px 15px;min-height:49px;touch-action:none;user-select:none;-webkit-user-select:none}.drive-button span,.boost-button span{font-size:11px;font-weight:500}kbd{font:12px 'DM Sans',sans-serif;display:inline-flex;align-items:center;justify-content:center;border:1px solid #53625f;border-radius:4px;min-width:25px;height:24px;color:#c4cec8}.boost-button{background:#263031;border-color:#5a5b49;min-width:190px}.boost-button kbd{font-size:8px;letter-spacing:.7px;padding:0 6px}.boost-button svg{color:var(--accent);width:17px;margin-left:8px}.boost-button.pressed{background:#8e5037;border-color:var(--accent)}footer{display:flex;justify-content:space-between;align-items:center;font-size:8px;color:#82968d;padding:17px 2px;border-top:1px solid #2a3638;letter-spacing:.8px}footer i{font-style:normal;padding:0 12px;color:#566e62}footer button{border:0;background:none;color:#a6b5ad;font-size:9px;display:flex;align-items:center;gap:9px;min-height:28px}footer svg{width:13px;height:13px}.center-message{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;flex-direction:column;text-align:center;z-index:5;background:#142226ec;border:1px solid #4a625c;border-radius:16px;padding:30px 44px;min-width:270px;box-shadow:0 20px 80px #0007;backdrop-filter:blur(12px)}[hidden]{display:none!important}.center-message small{color:#b4cbc1;font-size:9px;letter-spacing:3px}.center-message strong{font:700 70px/.95 'Barlow Condensed',sans-serif;margin:13px 0;color:var(--ink)}.center-message>span{font-size:11px;color:#bed0c4;line-height:1.7}.center-message button{margin-top:20px;width:100%}.toast{position:absolute;left:50%;bottom:25px;transform:translateX(-50%);background:#152226ea;border:1px solid #456052;border-radius:6px;padding:10px 16px;font-size:11px;opacity:0;pointer-events:none;transition:opacity .18s ease;white-space:nowrap}.toast.visible{opacity:1}.loading{position:absolute;inset:0;background:#19282d;display:flex;align-items:center;justify-content:center;font-size:13px;z-index:10}.loading.error{padding:30px;text-align:center;color:#f4bea5}body:not([data-state=ready]) .intro{opacity:0;pointer-events:none;visibility:hidden}body:not([data-state=ready]) .vignette{background:linear-gradient(0deg,#101c2266,transparent 18%)}body:not([data-state=ready]) .track-caption{display:none}dialog{border:1px solid #46534e;background:#182326;color:var(--ink);border-radius:18px;padding:29px;max-width:530px;width:calc(100% - 30px);max-height:90svh;box-shadow:0 30px 90px #000a}dialog::backdrop{background:#071113c9;backdrop-filter:blur(6px)}.dialog-top{display:flex;justify-content:space-between;align-items:center}.dialog-top .icon-button{font-size:25px}dialog h2{font-size:22px;letter-spacing:-.6px;margin:20px 0 15px}dialog p{font-size:12px;line-height:1.9;color:#afc1b9}dialog h3{margin:0;font-size:13px}.guide-row{display:flex;gap:20px;margin-top:22px}.guide-row>b{font:600 24px 'Barlow Condensed',sans-serif;color:var(--accent)}.guide-row p{margin:6px 0 0}.credit{border-top:1px solid var(--line);padding-top:18px;margin-top:25px;font-size:10px}.credit a{color:var(--accent);white-space:nowrap}dialog>.start-button{width:100%;margin-top:20px}
@media(hover:hover) and (pointer:fine){button:not(:disabled):hover{background-color:#3b4d4a}.start-button:hover{background:#ff9a75!important}.drive-button:hover,.boost-button:hover{border-color:#798c7c}}
@media(min-width:1500px){.intro{left:6%;width:350px}h1{font-size:145px}.title-3d{font-size:50px}.title-dot{left:187px}.intro-ja{font-size:25px}.intro-copy{font-size:13px}}
@media(max-height:820px) and (min-width:801px){.arena{min-height:490px}.intro{transform:translateY(-39%)}h1{font-size:95px;margin-top:20px;margin-bottom:19px}.title-3d{font-size:32px}.title-dot{left:122px}.intro-ja{font-size:19px}.intro-copy{margin-bottom:17px}.intro-legend{margin-top:18px}.intro .start-button{min-height:45px}.topbar{height:73px}}
@media(max-width:900px){.topbar{padding:0 24px;height:73px}.cabinet{padding:0 24px}.edition{display:none}.intro{left:5%;width:250px}h1{font-size:99px}.title-3d{font-size:34px}.title-dot{left:128px}.hud{gap:25px;inset:24px 24px auto}.control-info{display:none}.controls{justify-content:center}.arena{height:calc(100svh - 210px)}.track-caption{display:none}}
@media(max-width:600px){.topbar{height:64px;padding:0 17px}.brand{font-size:10px;letter-spacing:1px;gap:5px}.brand-light{font-size:9px}.tools{gap:8px}.icon-button{height:36px;width:36px;padding:8px}.cabinet{padding:0 12px}.arena{min-height:610px;height:calc(100svh - 205px);border-radius:12px}.hud{inset:20px 17px auto;gap:19px}.stat strong{font-size:24px}.stat>span{font-size:7px;letter-spacing:1.2px}.stat small{font-size:12px}.life-stat strong{font-size:15px;letter-spacing:1px}.hud .icon-button{width:33px;height:33px;margin-left:-4px;padding:7px}.vignette{background:linear-gradient(180deg,#121e23aa,transparent 32%,#121e2399 60%,#121e23f5 100%)}.intro{left:22px;top:auto;bottom:25px;transform:none;width:calc(100% - 44px);display:grid;grid-template-columns:1fr 1fr;column-gap:16px;align-items:center}.intro .eyebrow{grid-column:1/-1;font-size:7px;letter-spacing:1.3px;margin:0 0 15px}h1{font-size:82px;grid-row:2/4;margin:0;line-height:.8;letter-spacing:-.8px}.title-3d{font-size:27px;transform:rotate(-90deg) translate(-5px,-5px)}.title-dot{left:103px}.intro-ja{font-size:15px;line-height:1.7;margin:0;align-self:end}.intro-copy{font-size:9px;line-height:1.8;margin:10px 0 0;align-self:start}.intro .start-button{grid-column:1/-1;width:100%;margin-top:22px;min-height:46px;font-size:11px}.start-note{grid-column:1/-1;text-align:center;margin-top:10px;font-size:8px}.intro-legend{display:none}.track-key{bottom:19px;left:17px;font-size:8px;gap:15px}.view-switch{bottom:12px;right:12px;padding:3px}.view-switch button{font-size:9px;padding:7px 10px;gap:5px;min-height:35px}.view-switch svg{width:13px}.controls{padding:14px 0;gap:0}.drive-controls{width:100%;gap:7px}.drive-button,.boost-button{justify-content:center;gap:8px;padding:10px 8px;min-height:53px;flex:1;border-radius:8px}.drive-button span,.boost-button span{font-size:10px}.drive-button kbd{font-size:14px;min-width:18px;border:0}.boost-button{min-width:0;flex:1.3}.boost-button kbd{display:none}.boost-button svg{width:15px;margin-left:0}.toast{bottom:60px;font-size:10px}body[data-state=ready] .track-key,body[data-state=ready] .view-switch{bottom:auto;top:76px}body[data-state=ready] .track-key{gap:10px}body[data-state=ready] #lane-status{display:none}.center-message{padding:24px 28px;min-width:250px}.center-message strong{font-size:56px}footer{font-size:7px;padding:10px 0 12px}footer>span:first-child{display:none}footer button{font-size:8px;min-height:30px}.loading{font-size:11px}}
@media(max-width:360px){.hud{gap:12px}.life-stat strong{font-size:13px}.intro{left:17px;width:calc(100% - 34px)}h1{font-size:73px}.title-dot{left:94px}.intro-ja{font-size:14px}.intro-copy{font-size:8px}.drive-button span{font-size:9px}}
@media(max-height:550px) and (min-width:601px){.topbar{height:55px}.arena{min-height:360px;height:360px}.intro{top:53%;transform:translateY(-36%)}.intro .eyebrow,.intro-copy,.intro-legend,.start-note{display:none}h1{font-size:76px;margin:0 0 12px}.title-dot{left:96px}.title-3d{font-size:25px}.intro-ja{font-size:15px;margin-bottom:13px}.controls{padding:12px 0}}
@media(max-width:600px){body:not([data-state=ready]) .arena{min-height:330px;height:calc(100svh - 196px)}}
@media(max-height:550px) and (min-width:601px){body:not([data-state=ready]) .arena{min-height:180px;height:calc(100svh - 180px)}}
@media(prefers-reduced-motion:reduce){button{transition:background .12s ease,color .12s ease}button:active{transform:none}.intro{transition:opacity .12s ease}}
@supports(padding:max(0px)){footer{padding-bottom:max(12px,env(safe-area-inset-bottom))}}