:root {
  --ink: #f6e8d5;
  --muted: #bca997;
  --panel: rgba(19, 16, 24, 0.68);
  --panel-strong: rgba(18, 14, 20, 0.88);
  --line: rgba(246, 232, 213, 0.14);
  --orange: #f2a35d;
  --orange-hot: #ff6b42;
  --cyan: #6ce0d2;
  --danger: #ff5e59;
  --shadow: 0 24px 70px rgba(4, 2, 5, 0.38);
  font-family: "Arial Narrow", "Roboto Condensed", "Trebuchet MS", system-ui, sans-serif;
  color: var(--ink);
  background: #100d15;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; background: #100d15; }
body { min-width: 320px; }
button { font: inherit; }
button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

#app, #viewport { position: relative; width: 100%; height: 100%; overflow: hidden; }
#viewport { position: absolute; inset: 0; background: radial-gradient(circle at 50% 25%, #713e38 0%, #241b25 44%, #100d15 100%); }
#viewport canvas { display: block; width: 100%; height: 100%; touch-action: none; }

.is-hidden { opacity: 0 !important; visibility: hidden !important; pointer-events: none !important; }

.loading-screen {
  position: absolute; z-index: 30; inset: 0; display: grid; place-content: center; justify-items: center;
  gap: 12px; background: #100d15; transition: opacity .55s ease, visibility .55s ease;
}
.loading-screen h1 { margin: 0; font-size: clamp(34px, 6vw, 76px); letter-spacing: -.05em; font-weight: 800; }
.loading-screen p { margin: 0 0 12px; color: var(--muted); letter-spacing: .16em; font-size: 11px; text-transform: uppercase; }
.eyebrow { color: var(--orange); font-size: 10px; letter-spacing: .24em; text-transform: uppercase; font-weight: 800; }
.loader-mark { display: flex; gap: 5px; height: 24px; align-items: end; margin-bottom: 10px; }
.loader-mark span { display: block; width: 5px; background: var(--orange); animation: loader 1s ease-in-out infinite; }
.loader-mark span:nth-child(1) { height: 10px; animation-delay: -.25s; }
.loader-mark span:nth-child(2) { height: 19px; animation-delay: -.12s; }
.loader-mark span:nth-child(3) { height: 14px; animation-delay: 0s; }
.loading-track { width: min(280px, 60vw); height: 2px; background: rgba(255,255,255,.12); overflow: hidden; }
.loading-track i { display: block; width: 42%; height: 100%; background: var(--orange); animation: load 1.5s ease-in-out infinite; }
@keyframes loader { 0%, 100% { transform: scaleY(.45); opacity: .45; } 50% { transform: scaleY(1); opacity: 1; } }
@keyframes load { 0% { transform: translateX(-130%); } 100% { transform: translateX(360%); } }

.hud { position: absolute; z-index: 10; inset: 0; pointer-events: none; transition: opacity .4s ease, visibility .4s ease; }
.topbar { position: absolute; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; align-items: flex-start; padding: 24px 30px; background: linear-gradient(180deg, rgba(10,8,13,.72), transparent); }
.brand-lockup { display: flex; flex-direction: column; gap: 3px; }
.brand-kicker { color: var(--orange); font-size: 9px; letter-spacing: .28em; font-weight: 800; }
.brand-lockup strong { font-size: 22px; line-height: 1; letter-spacing: .12em; }
.brand-lockup em { color: var(--orange); font-style: normal; padding: 0 2px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.backend-status { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--line); background: rgba(18,15,22,.5); color: var(--muted); font-size: 9px; letter-spacing: .16em; }
.backend-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 transparent; }
.backend-status.webgpu { color: var(--cyan); border-color: rgba(108,224,210,.3); }
.backend-status.webgpu i { background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.backend-status.fallback { color: var(--orange); border-color: rgba(242,163,93,.3); }
.backend-status.fallback i { background: var(--orange); box-shadow: 0 0 10px var(--orange); }
.icon-button { pointer-events: auto; width: 34px; height: 34px; border: 1px solid var(--line); color: var(--ink); background: rgba(18,15,22,.55); cursor: pointer; font-size: 14px; font-weight: 900; transition: border-color .2s, background .2s; }
.icon-button:hover { border-color: var(--orange); background: rgba(242,163,93,.13); }

.telemetry { position: absolute; top: 108px; display: flex; gap: 8px; }
.telemetry-left { left: 30px; }
.telemetry-right { right: 30px; flex-direction: column; align-items: stretch; width: 235px; }
.metric-card, .objective-card, .rival-list, .minimap-panel, .speed-cluster { background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.metric-card { min-width: 78px; padding: 12px 13px 10px; }
.metric-card.wide-card { min-width: 145px; }
.metric-label { display: block; color: var(--muted); font-size: 8px; letter-spacing: .18em; font-weight: 800; }
.metric-card strong { display: block; margin-top: 5px; font-size: 24px; line-height: 1; letter-spacing: -.04em; }
.metric-card strong span { color: var(--muted); font-size: 12px; letter-spacing: 0; }
.objective-card { padding: 13px; }
.objective-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.objective-heading strong { font-size: 14px; color: var(--orange); }
.progress-track { height: 3px; margin: 12px 0 9px; background: rgba(255,255,255,.12); overflow: hidden; }
.progress-track i { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--orange-hot), var(--orange)); box-shadow: 0 0 12px rgba(242,163,93,.65); transition: width .1s linear; }
.objective-footer { display: flex; justify-content: space-between; color: var(--muted); font-size: 8px; letter-spacing: .12em; }
.objective-footer span:last-child { color: var(--cyan); }
.rival-list { margin-top: 8px; padding: 5px 12px; }
.rival-row { display: grid; grid-template-columns: 8px 1fr auto; align-items: center; gap: 8px; min-height: 27px; color: var(--muted); font-size: 9px; letter-spacing: .12em; }
.rival-row + .rival-row { border-top: 1px solid rgba(255,255,255,.07); }
.rival-row i { width: 5px; height: 5px; border-radius: 50%; background: var(--rival-color); box-shadow: 0 0 8px var(--rival-color); }
.rival-row b { color: var(--ink); font-size: 9px; font-weight: 700; }

.speed-cluster { position: absolute; right: 30px; bottom: 33px; display: flex; align-items: end; gap: 17px; padding: 12px 15px 10px; min-width: 150px; }
.speed-readout { display: flex; align-items: baseline; gap: 7px; }
.speed-readout strong { font-size: 48px; line-height: .8; letter-spacing: -.08em; font-variant-numeric: tabular-nums; }
.speed-readout span { color: var(--orange); font-size: 9px; letter-spacing: .16em; font-weight: 800; }
.gear-readout { padding-left: 14px; border-left: 1px solid var(--line); text-align: center; }
.gear-readout span { display: block; color: var(--muted); font-size: 8px; letter-spacing: .16em; }
.gear-readout strong { display: block; margin-top: 3px; color: var(--orange); font-size: 22px; }

.minimap-panel { position: absolute; right: 30px; bottom: 137px; width: 235px; padding: 10px 10px 8px; }
.minimap-heading { display: flex; justify-content: space-between; color: var(--muted); font-size: 8px; letter-spacing: .18em; font-weight: 800; }
.minimap-heading small { color: var(--cyan); font-size: 7px; }
#minimap { display: block; width: 100%; height: auto; margin: 7px 0 4px; image-rendering: auto; }
.map-legend { display: flex; justify-content: space-between; color: var(--muted); font-size: 7px; letter-spacing: .08em; }
.map-legend span { display: flex; align-items: center; gap: 4px; }
.legend-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; }
.player-dot { background: var(--orange-hot); box-shadow: 0 0 6px var(--orange-hot); }
.rival-dot { background: var(--cyan); }
.gate-dot { background: var(--orange); }

.race-message { position: absolute; left: 50%; top: 27%; transform: translate(-50%, -50%) scale(.8); color: var(--ink); font-size: clamp(30px, 6vw, 76px); font-weight: 900; letter-spacing: -.06em; text-shadow: 0 8px 30px rgba(0,0,0,.42); opacity: 0; transition: opacity .18s, transform .18s; }
.race-message.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.controls-hint { position: absolute; left: 30px; bottom: 29px; display: flex; align-items: center; gap: 6px; color: rgba(246,232,213,.62); font-size: 8px; letter-spacing: .13em; }
kbd { display: inline-grid; place-items: center; min-width: 19px; height: 19px; padding: 0 4px; border: 1px solid rgba(246,232,213,.28); color: var(--ink); font-size: 9px; font-weight: 800; }

.overlay { position: absolute; z-index: 20; inset: 0; display: grid; place-items: center; overflow: hidden; background: linear-gradient(110deg, rgba(13,10,16,.92), rgba(27,17,22,.52) 54%, rgba(13,10,16,.7)); transition: opacity .45s ease, visibility .45s ease; }
.overlay-grid { position: absolute; inset: 0; opacity: .13; background-image: linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.22) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(90deg, transparent, black 25%, black 75%, transparent); }
.start-card, .pause-card { position: relative; width: min(620px, calc(100vw - 42px)); padding: 48px 52px 42px; border: 1px solid rgba(246,232,213,.17); background: linear-gradient(145deg, rgba(28,19,24,.9), rgba(16,13,20,.75)); box-shadow: 0 30px 100px rgba(0,0,0,.45); backdrop-filter: blur(16px); }
.start-card h1, .pause-card h2 { margin: 10px 0 0; font-size: clamp(50px, 9vw, 96px); line-height: .86; letter-spacing: -.08em; font-weight: 900; }
.start-card h1 span, .pause-card h2 span { color: var(--orange-hot); }
.start-subtitle, .pause-card p { max-width: 370px; margin: 21px 0 30px; color: var(--muted); font-size: 14px; line-height: 1.55; letter-spacing: .04em; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 0 0 28px; }
.feature-grid div { padding: 13px 12px; border: 1px solid rgba(246,232,213,.11); background: rgba(255,255,255,.025); }
.feature-grid strong { display: block; color: var(--orange); font-size: 22px; line-height: 1; }
.feature-grid span { display: block; margin-top: 8px; color: var(--muted); font-size: 8px; line-height: 1.25; letter-spacing: .12em; }
.primary-button, .secondary-button { pointer-events: auto; display: flex; justify-content: space-between; align-items: center; width: 100%; min-height: 52px; padding: 0 17px; border: 1px solid var(--orange-hot); color: #1b1112; background: var(--orange); cursor: pointer; font-size: 11px; letter-spacing: .2em; font-weight: 900; transition: transform .18s, filter .18s, background .18s; }
.primary-button b { padding: 7px 8px; border: 1px solid rgba(26,17,18,.3); font-size: 8px; }
.primary-button:hover:not(:disabled) { filter: brightness(1.12); transform: translateY(-2px); }
.primary-button:disabled { cursor: wait; opacity: .55; }
.secondary-button { margin-top: 9px; border-color: var(--line); color: var(--ink); background: transparent; }
.secondary-button:hover { border-color: var(--orange); color: var(--orange); }
.start-note { margin: 16px 0 0; color: rgba(188,169,151,.7); font-size: 8px; letter-spacing: .16em; text-transform: uppercase; }
.overlay-footer { position: absolute; bottom: 25px; left: 30px; right: 30px; display: flex; justify-content: space-between; color: rgba(246,232,213,.45); font-size: 8px; letter-spacing: .2em; }
.compact-overlay { z-index: 25; background: rgba(10,8,13,.72); backdrop-filter: blur(7px); }
.pause-card { width: min(430px, calc(100vw - 42px)); padding: 39px 40px 35px; }
.pause-card h2 { font-size: clamp(38px, 7vw, 64px); }
.pause-card p { margin-bottom: 24px; }
.finish-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0 0 24px; }
.finish-stats div { padding: 12px; border: 1px solid var(--line); }
.finish-stats span { display: block; color: var(--muted); font-size: 8px; letter-spacing: .15em; }
.finish-stats strong { display: block; margin-top: 8px; color: var(--orange); font-size: 16px; font-variant-numeric: tabular-nums; }

.mobile-controls { position: absolute; z-index: 12; inset: auto 16px 20px; display: none; justify-content: space-between; pointer-events: none; }
.touch-cluster { display: flex; align-items: end; gap: 7px; pointer-events: auto; }
.touch-cluster button { width: 50px; height: 50px; border: 1px solid rgba(246,232,213,.3); color: var(--ink); background: rgba(18,14,20,.58); backdrop-filter: blur(8px); font-size: 15px; font-weight: 800; }
.touch-cluster button:active, .touch-cluster button.is-pressed { border-color: var(--orange); color: var(--orange-hot); background: rgba(242,163,93,.18); }
.touch-right button { width: 57px; }
.touch-right .touch-drift { width: 66px; font-size: 9px; letter-spacing: .08em; }

@media (max-width: 760px) {
  .topbar { padding: 16px 16px; }
  .brand-lockup strong { font-size: 17px; }
  .backend-status span { display: none; }
  .backend-status { padding: 8px; }
  .telemetry { top: 74px; }
  .telemetry-left { left: 16px; }
  .telemetry-right { right: 16px; width: 180px; }
  .metric-card { min-width: 60px; padding: 9px 9px 8px; }
  .metric-card.wide-card { min-width: 104px; }
  .metric-card strong { font-size: 19px; }
  .minimap-panel { right: 16px; bottom: 102px; width: 180px; }
  .speed-cluster { right: 16px; bottom: 19px; min-width: 125px; padding: 10px 11px 8px; }
  .speed-readout strong { font-size: 36px; }
  .controls-hint { display: none; }
  .mobile-controls { display: flex; }
  .start-card, .pause-card { padding: 34px 26px 28px; }
  .start-card h1 { font-size: 56px; }
  .feature-grid { gap: 5px; }
  .feature-grid div { padding: 10px 8px; }
  .feature-grid span { font-size: 7px; }
  .overlay-footer { left: 16px; right: 16px; bottom: 15px; font-size: 7px; }
}

@media (max-height: 620px) and (min-width: 761px) {
  .telemetry { top: 78px; }
  .minimap-panel { bottom: 100px; transform: scale(.82); transform-origin: bottom right; }
  .speed-cluster { bottom: 18px; }
  .controls-hint { bottom: 15px; }
}