@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800&family=Barlow:wght@400;500;600;700&display=swap');
:root{color-scheme:dark;--bg:#101214;--panel:#181b1e;--line:#303439;--muted:#a8afb7;--ink:#f4f2ed;--accent:#dcff68;--display:"Barlow Condensed","Arial Narrow",sans-serif;--body:"Barlow",system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);-webkit-font-smoothing:antialiased;background-image:radial-gradient(ellipse at 80% 0%,#262c2360,transparent 40%)}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:5px}button:disabled{cursor:default;opacity:.48}[hidden]{display:none!important}.shell{max-width:1240px;margin:auto;padding:0 48px}.header{height:112px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:14px;font-size:17px;font-weight:700;letter-spacing:2px}.brand-mark{display:grid;place-items:center;background:var(--accent);color:var(--bg);height:38px;width:38px;font-size:32px;line-height:1;transform:skew(-10deg);border-radius:3px}.brand-sub{display:block;font-size:9px;color:var(--muted);letter-spacing:2.2px;margin-top:5px}.help-link{font-size:13px;color:var(--muted);padding:14px 0}.help-link span{margin-left:12px;color:var(--accent)}.intro{padding:54px 0 36px;position:relative}.eyebrow{font-size:10px;font-weight:600;letter-spacing:1.9px;color:var(--muted)}.intro .eyebrow{display:flex;gap:10px;align-items:center}.accent-line{display:block;width:25px;height:2px;background:var(--accent)}h1,h2{font-family:var(--display);text-transform:uppercase;letter-spacing:-1.4px;margin:14px 0 0;font-weight:600}h1{font-size:clamp(64px,8vw,104px);line-height:1}em{font-style:normal;color:var(--accent)}.lead{color:var(--muted);font-size:16px;line-height:1.6;margin:20px 0 0}.cockpit{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;align-items:stretch}.panel{background:linear-gradient(125deg,#202428,var(--panel) 55%);border:1px solid var(--line);border-radius:12px;overflow:hidden}.panel-top{display:flex;justify-content:space-between;align-items:center;min-height:28px}.instrument{padding:25px 30px 0}.status-pill{font-size:9px;letter-spacing:1.1px;padding:7px 10px;border:1px solid #41464b;border-radius:20px;color:var(--muted)}body.is-running .status-pill{border-color:#dcff6840;color:var(--accent);background:#dcff680b}.tachometer{position:relative;width:100%;max-width:460px;margin:12px auto 0}.dial{display:block;width:100%;overflow:visible}.dial-track,.dial-redline,.dial-progress{fill:none;stroke-width:6;stroke-linecap:butt}.dial-track{stroke:#3c4247}.dial-redline{stroke:#eb7564;stroke-width:3}.dial-progress{stroke:var(--accent);stroke-width:7;stroke-dasharray:100;stroke-dashoffset:100;transition:stroke-dashoffset .12s linear}.dial-labels{fill:#9fa7b0;font:16px var(--display);text-anchor:middle}.speed-center{position:absolute;inset:34% 0 auto;display:flex;flex-direction:column;align-items:center;gap:5px}.speed-center strong{font:600 clamp(60px,7vw,90px)/1 var(--display);font-variant-numeric:tabular-nums;letter-spacing:1px}.unit{font-size:10px;color:var(--muted);letter-spacing:1.1px}.dial-caption{display:flex;justify-content:space-between;padding:0 8px 18px;font-size:9px;letter-spacing:1.3px;color:var(--muted)}.telemetry{display:grid;grid-template-columns:1.2fr .8fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0}.telemetry>div+div{padding-left:22px;border-left:1px solid var(--line)}.telemetry>div>div{display:flex;align-items:baseline;gap:8px;margin-top:8px}.telemetry strong{font:500 42px/1 var(--display);font-variant-numeric:tabular-nums}.gps-row{display:flex;align-items:center;gap:9px;min-height:59px;font-size:11px;color:var(--muted)}.signal-dot{width:6px;height:6px;border-radius:50%;background:#7f8990;flex-shrink:0}.signal-dot[data-status=ok]{background:var(--accent);box-shadow:0 0 10px #dcff6840}.signal-dot[data-status=denied],.signal-dot[data-status=stale],.signal-dot[data-status=error]{background:#ebac64}#gps-retry{margin-left:auto;border:0;background:transparent;color:var(--accent);padding:14px 2px;white-space:nowrap}.controls{padding:25px 28px}.edition{font:12px var(--display);letter-spacing:2px;color:var(--muted)}.field-label{display:block;font-size:13px;margin:24px 0 9px}select{display:block;width:100%;font-size:19px;font-weight:600;color:var(--ink);background:#111416;border:1px solid #41474e;border-radius:6px;min-height:54px;padding:12px 14px}.car-description{font-size:11px;color:var(--muted);line-height:1.6;min-height:35px;margin:10px 0 14px}.engine-spec{display:flex;align-items:center;gap:13px;margin:0 0 23px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}#engine-layout{font:600 32px var(--display);color:var(--accent);min-width:43px}.engine-spec div{display:flex;flex-direction:column;gap:4px}.engine-spec strong{font-size:10px;letter-spacing:1.1px}.engine-spec div span{font-size:11px;color:var(--muted)}.spec-lines{margin-left:auto;color:#636b61;font-size:24px;letter-spacing:2px}.start-button{display:flex;align-items:center;justify-content:center;gap:12px;background:var(--accent);color:#161b0c;border:1px solid var(--accent);border-radius:6px;width:100%;min-height:56px;font-weight:700;font-size:15px;transition:background .15s,transform .15s}.start-button:hover{background:#eaffaa}.start-button:active{transform:translateY(1px)}body.is-running .start-button{background:#262c20;color:var(--accent);border-color:#6d7d3a}.button-arrow{margin-left:auto}.start-button>span:first-child{margin-right:auto;font-size:22px}.rev-button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:94px;width:100%;margin-top:12px;border:1px solid #454c52;background:linear-gradient(#2a3035,#20262b);color:var(--ink);border-radius:6px;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.rev-button strong{font:600 36px var(--display);letter-spacing:2px}.rev-button strong span{color:var(--accent)}.rev-button.is-pressed{background:#353f26;border-color:var(--accent)}.microcopy{font-size:10px;color:var(--muted);line-height:1.6;margin:8px 0 0}.volume-label{display:flex;justify-content:space-between;font-size:12px;margin-top:20px}output{color:var(--muted);font-variant-numeric:tabular-nums}input[type=range]{display:block;width:100%;height:30px;accent-color:var(--accent);margin:3px 0 14px;cursor:pointer}.usage-row{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);padding-top:14px;border-top:1px solid var(--line)}.usage-row strong{color:var(--ink);font-size:11px;font-variant-numeric:tabular-nums}progress{display:block;width:100%;height:3px;border:0;border-radius:3px;overflow:hidden;margin-top:10px;background:#353b40;accent-color:var(--accent)}progress::-webkit-progress-bar{background:#353b40}progress::-webkit-progress-value{background:var(--accent)}progress::-moz-progress-bar{background:var(--accent)}.message{font-size:12px;line-height:1.7;color:var(--muted);padding:14px 0;margin:0;min-height:49px}.guide{margin:40px 0 60px;padding-top:34px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.3fr;gap:28px}h2{font-size:42px;line-height:1.1;max-width:300px}.guide ol{list-style:none;margin:0;padding:0;display:grid;gap:20px}.guide li{display:flex;gap:18px}.guide li>span{font:20px var(--display);color:var(--accent)}h3{font-size:13px;margin:0 0 5px}.guide li p,.guide-note{font-size:12px;line-height:1.6;color:var(--muted);margin:0}.guide-note{grid-column:1/-1;border-left:2px solid #69724e;padding-left:12px}footer{display:flex;justify-content:space-between;gap:20px;padding:25px 0 32px;border-top:1px solid var(--line);font-size:9px;letter-spacing:1px;color:var(--muted)}footer span:first-child{color:var(--ink)}
@media(min-width:950px){.lead{position:absolute;right:0;bottom:43px;max-width:290px}.instrument{display:flex;flex-direction:column}.tachometer{margin-top:auto;margin-bottom:auto}}
@media(max-width:760px){.shell{padding:0 20px}.header{height:82px}.brand{font-size:13px;gap:10px;letter-spacing:1.3px}.brand-sub{font-size:7px;letter-spacing:1.4px}.brand-mark{width:30px;height:30px;font-size:25px}.help-link{font-size:11px}.help-link span{margin-left:4px}.intro{padding:34px 0 26px}h1{font-size:68px}.intro .eyebrow{font-size:8px;letter-spacing:1.5px}.lead{font-size:14px;margin-top:14px}.cockpit{grid-template-columns:1fr;gap:14px}.instrument{padding:20px 22px 0}.tachometer{max-width:350px;margin-top:8px}.speed-center strong{font-size:74px}.controls{padding:22px}.field-label{margin-top:20px}.guide{grid-template-columns:1fr;margin:26px 0 36px;gap:25px}h2{max-width:none;font-size:38px}.guide-note{grid-column:auto}footer{flex-wrap:wrap;gap:14px;font-size:8px;padding-bottom:calc(24px + env(safe-area-inset-bottom))}.telemetry strong{font-size:38px}.telemetry>div+div{padding-left:15px}.telemetry .eyebrow{font-size:8px;letter-spacing:1.3px}.gps-row{flex-wrap:wrap;padding:6px 0}.rev-button{min-height:100px}}
@media(max-width:360px){.shell{padding:0 14px}h1{font-size:58px}.instrument,.controls{padding-left:17px;padding-right:17px}.help-link{font-size:10px}.telemetry .unit{font-size:8px}.brand-sub{letter-spacing:.7px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

.instrument-options{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 16px}.instrument-options>.eyebrow{font-size:8px;line-height:1.6;max-width:210px}.unit-switch{display:flex;padding:3px;border:1px solid var(--line);border-radius:6px;background:#101416;flex-shrink:0}.unit-switch button{min-width:50px;min-height:36px;padding:6px 9px;background:transparent;border:0;border-radius:3px;color:var(--muted);font-size:11px;font-weight:600}.unit-switch button[aria-pressed=true]{background:var(--accent);color:#161b0c}.telemetry>div:first-child .unit{font-size:8px;letter-spacing:.4px}.tuning{margin-top:23px}.tuning-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.tuning-heading .microcopy{margin:0;font-size:9px}.tuning-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:var(--line)}.tuning-control{padding:14px 12px 10px;background:#14181b;min-width:0}.tuning-control label{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600}.tuning-number{font:11px var(--display);color:#78856b;letter-spacing:1px}.tuning-control output{margin-left:auto;color:var(--accent);font-size:11px}.tuning-control input[type=range]{width:100%;height:36px;margin:5px 0 0}.tuning-control p{font-size:9px;color:var(--muted);line-height:1.5;margin:0;min-height:27px}.tuning+ .usage-row{margin-top:18px}
@media(max-width:360px){.instrument-options{gap:8px}.instrument-options>.eyebrow{font-size:7px;max-width:140px}.unit-switch button{min-width:45px}.tuning-control{padding:12px 9px}.tuning-control label{font-size:11px;gap:4px}.tuning-heading{flex-wrap:wrap}}