.hero { display: grid; grid-template-columns: 1fr 1.14fr; gap: 36px; align-items: center; padding-top: 76px; padding-bottom: 86px; }
.hero-copy { min-width: 0; }
.hero h1 { font-size: clamp(54px, 6.3vw, 90px); margin-top: 26px; }
.hero .hero-bottom { flex-direction: column; align-items: flex-start; gap: 26px; margin-top: 30px; }
.hero .hero-intro { max-width: 440px; font-size: 17px; }
.hero .hero-disciplines { font-size: 20px; }
.hypercar-visual { min-width: 0; margin: 0; }
.hypercar-heading { display: flex; justify-content: flex-end; align-items: center; }
.flow-toggle { display: inline-flex; align-items: center; gap: 7px; padding: 10px 0 10px 10px; border: 0; background: transparent; color: #526078; font: 500 13px var(--font); cursor: pointer; }
.flow-toggle svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.flow-toggle:hover { color: var(--blue); }
.flow-toggle:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.hypercar-stage { position: relative; width: 100%; aspect-ratio: 1000 / 480; margin-top: 20px; isolation: isolate; }
.airflow-vector { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.flow-guide { stroke-width: 1; opacity: .24; stroke-linecap: round; stroke-linejoin: round; }
.flow-streak { stroke-width: 1.9; opacity: .86; stroke-linecap: round; stroke-linejoin: round; }
.flow-guide[data-flow-region="underfloor"] { stroke-width: .8; opacity: .28; }
.flow-streak[data-flow-region="underfloor"] { stroke-width: 1.35; opacity: .9; }
.airspeed-car { position: absolute; left: 5%; top: 28.333333%; width: 90%; aspect-ratio: 1302 / 422; pointer-events: none; }
.hypercar-vector { display: block; width: 100%; height: auto; }
.hypercar-concept { display: block; width: 100%; height: auto; }
.airspeed-caption { border-top: 1px solid #d5dce8; padding-top: 16px; }
.airspeed-key { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.airspeed-key-title { font-size: 14px; font-weight: 550; color: #44516a; }
.airspeed-scale { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.airspeed-ramp { width: 110px; height: 5px; border-radius: 2px; background: linear-gradient(90deg,#669cd6,#63bfd1,#85c09f,#ddbd73,#e39a7d); }
.airspeed-caption p { margin-top: 12px; color: #626d80; font-size: 12px; line-height: 1.65; }
@media (min-width: 1550px) { .hero { padding-top: 94px; padding-bottom: 100px; } }
@media (max-width: 1100px) {
  .hero { gap: 26px; grid-template-columns: 1fr 1.08fr; }
  .hero h1 { font-size: clamp(48px, 6.1vw, 72px); }
  .hero .hero-disciplines { font-size: 18px; }
  .airspeed-ramp { width: 70px; }
}
@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; gap: 44px; padding-top: 46px; padding-bottom: 48px; }
  .hero h1 { font-size: clamp(52px, 10.8vw, 78px); }
  .hero .hero-intro { max-width: 500px; font-size: 16px; }
  .hero .hero-disciplines { font-size: 20px; }
  .hypercar-visual { width: min(100%, 640px); justify-self: center; }
  .hypercar-stage { margin-top: 12px; }
  .airspeed-ramp { width: 90px; }
}
@media (max-width: 400px) {
  .hero h1 { font-size: clamp(42px, 12.5vw, 49px); }
  .airspeed-key { flex-wrap: wrap; gap: 10px 16px; }
  .airspeed-ramp { width: 100px; }
}