:root {
  color-scheme: dark;
  --mx: 50vw;
  --my: 20vh;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at var(--mx) var(--my), rgba(255,255,255,.13), transparent 17rem),
    radial-gradient(circle at 20% 12%, rgba(185,161,107,.11), transparent 24rem),
    linear-gradient(135deg, #050505 0%, #111 43%, #080808 100%);
  color: #d7d9d8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  opacity: .38;
  background-image:
    repeating-linear-gradient(112deg, rgba(255,255,255,.045) 0 1px, transparent 1px 9px),
    linear-gradient(180deg, rgba(255,255,255,.04), transparent 38%, rgba(255,255,255,.035));
  mix-blend-mode: screen;
  animation: brushed 14s linear infinite;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(0,0,0,.82), transparent 18%, transparent 82%, rgba(0,0,0,.82)),
    radial-gradient(circle at center, transparent 0 42%, rgba(0,0,0,.68) 100%);
}

@keyframes brushed {
  from { transform: translate3d(-2rem, 0, 0); }
  to { transform: translate3d(2rem, 0, 0); }
}

.chrome-text {
  color: transparent;
  background:
    linear-gradient(115deg, #777 0%, #fff 18%, #8f9492 33%, #ecefeb 52%, #707474 72%, #fff 90%),
    #d7d9d8;
  background-size: 240% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: chromeSweep 7s ease-in-out infinite alternate;
}

@keyframes chromeSweep {
  from { background-position: 0% 50%; }
  to { background-position: 100% 50%; }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s ease, transform .8s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.hairline { position: relative; }

.hairline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
}

.roadmark {
  background-image: linear-gradient(90deg, transparent 0 14%, rgba(245,246,242,.82) 14% 21%, transparent 21% 35%);
  background-size: 18rem 1px;
  animation: road 5s linear infinite;
}

@keyframes road {
  to { background-position: -18rem 0; }
}

.signature-grid {
  background-image:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 50% 40%, black 0 35%, transparent 72%);
}

.service-node {
  --delay: 0s;
  animation: idleNode 7s ease-in-out infinite;
  animation-delay: var(--delay);
}

@keyframes idleNode {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

.orbit-ring {
  animation: rotateRing 28s linear infinite;
  transform-origin: center;
}

@keyframes rotateRing {
  to { transform: rotate(360deg); }
}

.plate {
  background:
    linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.035)),
    rgba(12,13,13,.72);
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 24px 60px rgba(0,0,0,.36), inset 0 1px 0 rgba(255,255,255,.18);
  backdrop-filter: blur(18px);
}

.metal-button {
  position: relative;
  overflow: hidden;
}

.metal-button::after {
  content: "";
  position: absolute;
  inset: -30% -70%;
  background: linear-gradient(110deg, transparent 40%, rgba(255,255,255,.75), transparent 60%);
  transform: translateX(-70%);
  transition: transform .75s ease;
}

.metal-button:hover::after { transform: translateX(70%); }

.wheel {
  border: 1px solid rgba(255,255,255,.26);
  background: radial-gradient(circle, rgba(255,255,255,.22) 0 12%, transparent 13% 34%, rgba(255,255,255,.2) 35% 37%, transparent 38%);
  animation: wheelSpin 14s linear infinite;
}

@keyframes wheelSpin {
  to { transform: rotate(360deg); }
}

.tilt-card {
  transform-style: preserve-3d;
  transition: transform .25s ease, border-color .25s ease;
}

.tilt-card:hover { border-color: rgba(255,255,255,.36); }

.photo-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  background: #101112;
  box-shadow: 0 24px 60px rgba(0,0,0,.36), inset 0 1px 0 rgba(255,255,255,.14);
}

.photo-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.08) brightness(.74);
  transform: scale(1.02);
  transition: transform .8s ease, filter .8s ease;
}

.photo-panel:hover img {
  transform: scale(1.07);
  filter: saturate(.86) contrast(1.12) brightness(.86);
}

.photo-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, transparent 0 40%, rgba(0,0,0,.72) 100%),
    radial-gradient(circle at 55% 20%, rgba(255,255,255,.16), transparent 22rem);
}

.photo-caption {
  position: absolute;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 1;
}

.spec-list {
  display: grid;
  gap: .75rem;
}

.spec-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
  padding-bottom: .75rem;
  color: rgba(215,217,216,.76);
}

.active-nav {
  color: #f3f4f2;
}

.active-nav::after {
  transform: scaleX(1);
}

.nav-link {
  position: relative;
  white-space: nowrap;
  transition: color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -.55rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.8), transparent);
  transform: scaleX(0);
  transition: transform .25s ease;
}

.nav-link:hover::after { transform: scaleX(1); }

.mobile-nav {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}

.mobile-nav.is-open { max-height: 28rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}