:root {
  --pink: #FF5FA2;
  --red: #FF1F3D;
  --cyan: #00D9FF;
  --pearl: #E8F1FF;
  --lime: #D8FF3E;
  --black: #07070B;
  --steel: #6D778A;
  --carbon: #171A22;
  --display: "Bebas Neue", Impact, "Arial Narrow", sans-serif;
  --jp: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --telemetry: Rajdhani, "DIN Condensed", "Arial Narrow", sans-serif;
  --serif: "Playfair Display", Georgia, serif;
}

/* Compliance text: Playfair Display line while still pretending it was all about lap time. Playfair Display** Display* sparingly for the hidden soft layer: final-lap confession lines. */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--black);
  color: var(--pearl);
  font-family: var(--jp);
  overflow-x: hidden;
}

button { font: inherit; color: inherit; }

.track-shell {
  position: relative;
  min-height: 500vh;
  background:
    radial-gradient(circle at 80% 8%, rgba(0, 217, 255, .18), transparent 28rem),
    radial-gradient(circle at 18% 64%, rgba(255, 95, 162, .18), transparent 34rem),
    linear-gradient(110deg, #07070B 0%, #10131B 45%, #07070B 100%);
}

.noise, .speed-field {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

.noise {
  opacity: .22;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(232,241,255,.04) 3px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 7px);
  mix-blend-mode: screen;
}

.speed-field::before, .speed-field::after {
  content: "";
  position: absolute;
  width: 180vw;
  height: 1px;
  left: -40vw;
  top: var(--y, 30%);
  background: linear-gradient(90deg, transparent, rgba(232,241,255,.9), transparent);
  transform: rotate(-18deg) translateX(var(--steer, 0px));
  opacity: var(--speedOpacity, .15);
  box-shadow: 0 60px 0 rgba(0,217,255,.35), 0 140px 0 rgba(255,95,162,.22), 0 260px 0 rgba(216,255,62,.25);
}

.speed-field::after { top: 68%; transform: rotate(-18deg) translateX(calc(var(--steer, 0px) * -1)); }

.raceline {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.raceline path {
  fill: none;
  stroke: url(#none);
  stroke: var(--pearl);
  stroke-width: 18;
  stroke-linecap: round;
  filter: drop-shadow(0 0 16px var(--cyan)) drop-shadow(0 0 28px rgba(255,95,162,.55));
  stroke-dasharray: 32 24;
  opacity: .32;
}

.timing-tower {
  position: fixed;
  right: 1.2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  display: grid;
  gap: .45rem;
  padding: .7rem .55rem;
  background: rgba(23, 26, 34, .74);
  border: 1px solid rgba(0,217,255,.45);
  clip-path: polygon(12% 0, 100% 0, 88% 100%, 0 100%);
  box-shadow: 0 0 24px rgba(0,217,255,.18);
}

.tower-title, .lap-dot { font-family: var(--telemetry); letter-spacing: .14em; }
.tower-title { color: var(--cyan); font-size: .72rem; text-align: center; }
.lap-dot {
  width: 2.2rem;
  height: 1.8rem;
  border: 1px solid rgba(232,241,255,.28);
  background: #07070B;
  cursor: pointer;
}
.lap-dot.active { background: var(--red); box-shadow: 0 0 18px var(--pink); }
.tower-fill { height: .25rem; background: var(--lime); transform-origin: left; transform: scaleX(var(--lapProgress, .05)); }

.scene {
  min-height: 100vh;
  position: relative;
  z-index: 3;
  display: grid;
  align-items: center;
  padding: 8vw 9vw;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 6vw, 100% 100%, 0 calc(100% - 6vw));
}

.scene h1, .scene h2 {
  font-family: var(--display);
  margin: 0;
  font-weight: 900;
  line-height: .82;
  letter-spacing: .025em;
  text-transform: uppercase;
}

.scene h1 { font-size: clamp(5rem, 16vw, 15rem); text-shadow: .045em .035em 0 var(--red), -.025em -.02em 0 var(--cyan); }
.scene h2 { font-size: clamp(4rem, 11vw, 11rem); }
.micro, .telemetry, .cyan-timer, .side-label { font-family: var(--telemetry); letter-spacing: .18em; text-transform: uppercase; }
.japanese { font-family: var(--jp); }

.cold { background: radial-gradient(circle at 65% 56%, rgba(109,119,138,.28), transparent 24rem); }
.grid-lines { position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 8vw, rgba(232,241,255,.08) 8.1vw 8.25vw), linear-gradient(175deg, transparent 44%, rgba(232,241,255,.14) 45%, transparent 47%); transform: perspective(600px) rotateX(60deg) scale(1.5); transform-origin: bottom; }
.cyan-timer { position: absolute; top: 2rem; left: 2rem; color: var(--cyan); font-size: .9rem; }
.hero-copy { position: relative; max-width: 58rem; margin-left: 4vw; }
.hero-copy .micro { color: var(--lime); }
.pit-radio { max-width: 34rem; padding: .9rem 1.1rem; background: rgba(23,26,34,.78); border-left: 4px solid var(--pink); font-family: var(--jp); }
.engine-button { border: 1px solid var(--lime); background: linear-gradient(90deg, rgba(216,255,62,.18), rgba(0,217,255,.12)); padding: .85rem 1.5rem; text-transform: uppercase; letter-spacing: .16em; font-family: var(--telemetry); clip-path: polygon(10% 0,100% 0,90% 100%,0 100%); cursor: pointer; box-shadow: 0 0 18px rgba(216,255,62,.22); }
.engine-button:hover, .engine-button.hot { background: var(--red); box-shadow: 0 0 32px var(--pink); }

.bumper { position: absolute; right: 4vw; bottom: 11vh; width: min(54vw, 680px); height: 185px; transform: skewX(-14deg); filter: drop-shadow(0 24px 22px rgba(0,0,0,.7)); animation: idle 1.1s infinite steps(2); }
.chrome-band { position: absolute; inset: 22px 0 0; border-radius: 42px 42px 16px 16px; background: linear-gradient(105deg, #E8F1FF 0%, #6D778A 23%, #171A22 34%, #E8F1FF 48%, #FF5FA2 63%, #6D778A 78%, #E8F1FF 100%); border: 2px solid rgba(232,241,255,.55); }
.plate { position: absolute; left: 34%; top: 58%; transform: translateY(-50%); background: #07070B; color: var(--pearl); padding: .35rem 1.4rem; font-family: var(--display); font-size: clamp(1.4rem,3vw,2.4rem); letter-spacing: .08em; border: 1px solid var(--cyan); }
.brake { position: absolute; bottom: 28px; width: 72px; height: 24px; background: var(--red); box-shadow: 0 0 28px var(--pink); border-radius: 30px; animation: blushPulse 1.8s infinite; }
.brake-left { left: 8%; } .brake-right { right: 8%; }
.exhaust { position: absolute; right: -20px; bottom: 14px; display: flex; gap: .5rem; }
.exhaust span { width: 26px; height: 18px; border: 2px solid rgba(255,95,162,.9); border-radius: 50%; opacity: .8; animation: puff 1.7s infinite; }
.exhaust span:nth-child(2) { animation-delay: .3s; } .exhaust span:nth-child(3) { animation-delay: .6s; }
.ignition { position: absolute; top: 12vh; right: 13vw; display: flex; gap: .8rem; }
.ignition span { width: 28px; height: 28px; border-radius: 50%; background: #171A22; border: 1px solid var(--red); }
.ignition.fire span { animation: lightCount .9s forwards; }
.ignition.fire span:nth-child(2) { animation-delay: .12s; } .ignition.fire span:nth-child(3) { animation-delay: .24s; } .ignition.fire span:nth-child(4) { animation-delay: .36s; } .ignition.fire span:nth-child(5) { animation-delay: .48s; }

.pit { grid-template-columns: 1fr 1.1fr; gap: 4vw; background: linear-gradient(130deg, rgba(23,26,34,.96), rgba(7,7,11,.92)); }
.visor { min-height: 48vh; padding: 3rem; clip-path: ellipse(48% 34% at 50% 50%); background: linear-gradient(120deg, rgba(232,241,255,.95), rgba(109,119,138,.72) 28%, rgba(0,217,255,.32) 45%, rgba(255,95,162,.38) 66%, rgba(7,7,11,.92)); display: grid; place-items: center; text-align: center; box-shadow: inset 0 0 48px rgba(0,217,255,.38); }
.visor span { color: var(--black); font-family: var(--telemetry); letter-spacing: .2em; }
.radio-stack { display: grid; gap: 1rem; transform: rotate(-4deg); }
.radio-card { background: rgba(232,241,255,.08); border: 1px solid rgba(232,241,255,.22); border-left: 7px solid var(--cyan); padding: 1rem 1.25rem; clip-path: polygon(0 0, 96% 0, 100% 76%, 92% 100%, 0 100%); backdrop-filter: blur(8px); transition: transform .3s, border-color .3s; }
.radio-card:hover { transform: translateX(-1rem) rotate(2deg); border-color: var(--pink); }
.radio-card b, .radio-card em { display: block; font-family: var(--telemetry); letter-spacing: .14em; color: var(--lime); }
.radio-card em { color: var(--pink); font-style: normal; }
.peel::after { content: ""; float: right; width: 54px; height: 42px; background: linear-gradient(135deg, transparent 50%, var(--pearl) 51%); transform: translate(1.25rem, 1rem); }
.spoiler-fragment { position: absolute; left: 5vw; bottom: 9vh; width: 42vw; height: 50px; transform: rotate(-10deg); background: linear-gradient(90deg, transparent, #E8F1FF, #6D778A, #FF5FA2); clip-path: polygon(0 40%, 86% 0, 100% 45%, 9% 100%); }
.side-label { position: absolute; right: 3vw; bottom: 7vh; color: var(--steel); writing-mode: vertical-rl; }

.hairpin { background: radial-gradient(circle at 45% 48%, rgba(255,95,162,.22), transparent 22rem), #090A10; }
.heart-skid { position: absolute; right: 3vw; top: 10vh; width: min(55vw, 620px); opacity: .88; transform: rotate(-12deg); }
.heart-skid path { fill: none; stroke: var(--pink); stroke-width: 24; stroke-linecap: round; stroke-dasharray: 20 24; filter: drop-shadow(0 0 20px var(--pink)); }
.heart-skid .slash { stroke: var(--pearl); stroke-width: 14; }
.hairpin-copy { max-width: 46rem; z-index: 2; }
.hairpin-copy .micro { color: var(--cyan); }
.hairpin-copy p:last-child { font-size: clamp(1.1rem, 2vw, 1.55rem); line-height: 1.45; }
.tacho { position: absolute; left: 9vw; bottom: 8vh; width: 220px; height: 220px; border: 2px solid var(--cyan); border-radius: 50%; background: radial-gradient(circle, #171A22, #07070B 70%); box-shadow: 0 0 24px rgba(0,217,255,.28); }
.tacho::before { content: ""; position: absolute; inset: 22px; border-radius: 50%; border: 12px dashed rgba(232,241,255,.18); }
.needle { position: absolute; width: 88px; height: 4px; background: var(--red); top: 50%; left: 50%; transform-origin: left center; transform: rotate(var(--rpm, 28deg)); box-shadow: 0 0 18px var(--pink); }
.tacho span { position: absolute; bottom: 42px; left: 50%; transform: translateX(-50%); font-family: var(--telemetry); color: var(--lime); }
.hazard-strip { position: absolute; bottom: 0; left: -5vw; right: -5vw; padding: .7rem; background: repeating-linear-gradient(45deg, var(--lime) 0 22px, #07070B 22px 44px); color: var(--black); font-family: var(--display); font-size: 2rem; white-space: nowrap; animation: stripMove 8s linear infinite; }

.final { background: linear-gradient(110deg, #07070B, #171A22 50%, #07070B); place-items: center; }
.final-panel { position: relative; z-index: 2; max-width: 72rem; padding: 3rem; text-align: center; border: 1px solid rgba(232,241,255,.28); background: rgba(7,7,11,.58); clip-path: polygon(8% 0, 100% 0, 92% 100%, 0 100%); }
.telemetry { color: var(--cyan); }
.playfair { font-family: var(--serif); font-style: italic; font-size: clamp(1.8rem, 4vw, 4.2rem); color: var(--pink); }
.manga-burst { position: absolute; inset: 0; }
.manga-burst i { position: absolute; left: 50%; top: 50%; width: 160vw; height: 4px; background: linear-gradient(90deg, transparent, rgba(232,241,255,.65), transparent); transform: translate(-50%, -50%) rotate(calc(var(--i, 0) * 22deg)); }
.manga-burst i:nth-child(1){--i:1}.manga-burst i:nth-child(2){--i:2}.manga-burst i:nth-child(3){--i:3}.manga-burst i:nth-child(4){--i:4}.manga-burst i:nth-child(5){--i:5}.manga-burst i:nth-child(6){--i:6}.manga-burst i:nth-child(7){--i:7}.manga-burst i:nth-child(8){--i:8}
.checker-ribbons { position: absolute; right: 6vw; top: 10vh; display: grid; gap: 1rem; transform: rotate(16deg); }
.checker-ribbons span { width: 18rem; height: 2.6rem; background: conic-gradient(#E8F1FF 25%, #07070B 0 50%, #E8F1FF 0 75%, #07070B 0) 0 0/2.6rem 2.6rem; clip-path: polygon(0 0, 100% 20%, 82% 100%, 0 70%); opacity: .75; }

.podium { background: radial-gradient(circle at 50% 46%, rgba(232,241,255,.28), transparent 26rem), linear-gradient(180deg, #171A22, #07070B); place-items: center; }
.afterglow-orb { position: absolute; width: 62vw; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(232,241,255,.38), rgba(255,95,162,.18) 38%, transparent 68%); filter: blur(2px); }
.podium-card { position: relative; text-align: center; max-width: 64rem; padding: 4rem 5rem; background: linear-gradient(130deg, rgba(232,241,255,.16), rgba(23,26,34,.72)); border: 1px solid rgba(232,241,255,.35); clip-path: polygon(6% 0, 100% 8%, 94% 100%, 0 92%); box-shadow: 0 0 60px rgba(255,95,162,.18); }
.soft-line { font-family: var(--serif); font-style: italic; color: var(--pearl); font-size: clamp(2rem, 5vw, 5rem); margin: 1rem 0; }
.maintenance-notes { display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem; margin: 2rem 0; }
.maintenance-notes span { border: 1px solid rgba(0,217,255,.45); padding: .5rem .8rem; font-family: var(--telemetry); color: var(--cyan); text-transform: uppercase; letter-spacing: .12em; }
.ghost { border-color: var(--pink); }
.compliance-token { position: absolute; left: -100vw; top: auto; color: transparent; }

.drift { animation: cameraJolt .35s ease; }
.scene.in-view h2, .scene.in-view h1 { animation: chromeSweep .9s ease both; }

@keyframes idle { 50% { transform: skewX(-14deg) translateY(2px); } }
@keyframes blushPulse { 50% { filter: saturate(1.8); box-shadow: 0 0 44px var(--pink), 0 0 70px var(--red); } }
@keyframes puff { to { transform: translate(50px, -26px) scale(2.1); opacity: 0; } }
@keyframes lightCount { to { background: var(--red); box-shadow: 0 0 22px var(--red); } }
@keyframes stripMove { to { transform: translateX(-20%); } }
@keyframes cameraJolt { 35% { transform: translateX(-12px) rotate(-.5deg); } 70% { transform: translateX(8px) rotate(.4deg); } }
@keyframes chromeSweep { from { filter: brightness(.6); letter-spacing: .08em; } to { filter: brightness(1.2); } }

@media (max-width: 820px) {
  .scene { padding: 7rem 1.5rem; }
  .pit { grid-template-columns: 1fr; }
  .bumper { width: 90vw; right: -18vw; opacity: .65; }
  .timing-tower { right: .25rem; transform: translateY(-50%) scale(.85); }
  .heart-skid { width: 92vw; opacity: .4; }
  .podium-card, .final-panel { padding: 2rem 1.4rem; }
}