:root {
  --ink: #111315;
  --muted: #616560;
  --paper: #f7f4ed;
  --paper-deep: #e7e0d1;
  --line: rgba(17, 19, 21, 0.16);
  --accent: #c35f33;
  --accent-dark: #8e3b22;
  --white: #fffdfa;
  --header-height: 72px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(18px, 4vw, 56px);
  color: var(--white);
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-header.is-elevated {
  color: var(--ink);
  background: rgba(247, 244, 237, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid currentColor;
  font-size: 13px;
  font-weight: 900;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  opacity: 0.86;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.market-links a:hover,
.market-links a:focus-visible,
.site-footer a:hover,
.site-footer a:focus-visible {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.hero {
  position: relative;
  min-height: 620px;
  height: calc(100vh - 48px);
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: calc(var(--header-height) + 16px) clamp(20px, 5vw, 72px) 34px;
  color: var(--white);
}

.hero-image,
.hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: 58% center;
  transform: scale(1.02);
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(6, 7, 7, 0.82), rgba(6, 7, 7, 0.5) 46%, rgba(6, 7, 7, 0.08) 76%),
    linear-gradient(0deg, rgba(6, 7, 7, 0.38), rgba(6, 7, 7, 0.08) 58%);
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(610px, calc(100vw - 40px));
  padding-top: 3vh;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero .eyebrow {
  color: #f4a06d;
}

h1,
h2,
h3,
p {
  text-wrap: balance;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 0.96;
  letter-spacing: 0;
}

h1 {
  max-width: 8ch;
  font-size: clamp(68px, 13vw, 156px);
}

h2 {
  font-size: clamp(38px, 7vw, 78px);
}

h3 {
  font-size: clamp(24px, 3vw, 34px);
}

.hero-line {
  max-width: 620px;
  margin: 22px 0 0;
  font-size: clamp(18px, 2.3vw, 24px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 1px solid currentColor;
  font-weight: 850;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: var(--accent);
  border-color: var(--accent);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.button.secondary {
  color: var(--white);
  background: rgba(255, 253, 250, 0.08);
  backdrop-filter: blur(8px);
}

.section-band {
  padding: clamp(76px, 11vw, 150px) clamp(20px, 5vw, 72px);
}

.section-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.two-column,
.split-detail {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
  gap: clamp(32px, 7vw, 96px);
  align-items: start;
}

.intro p,
.fitment-copy p,
.mounting-copy p,
.closing p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(18px, 2.1vw, 23px);
}

.mounting {
  padding-top: 0;
}

.mounting-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.42fr) minmax(0, 0.58fr);
  gap: clamp(34px, 6vw, 84px);
  align-items: center;
}

.mounting-copy {
  max-width: 540px;
}

.mounting-copy p {
  margin-top: 24px;
}

.mounting-images {
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(170px, 0.38fr);
  gap: 16px;
  align-items: stretch;
}

.mounting-images figure {
  margin: 0;
  background: var(--white);
  overflow: hidden;
}

.mounting-images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.installed-shot {
  min-height: clamp(420px, 48vw, 620px);
}

.installed-shot img {
  object-position: 52% center;
}

.prototype-stack {
  display: grid;
  gap: 16px;
}

.prototype-shot {
  min-height: 0;
}

.prototype-shot img {
  padding: clamp(18px, 3vw, 34px);
  object-fit: contain;
}

figcaption {
  padding: 11px 12px 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dark {
  color: var(--white);
  background: var(--ink);
}

.section-heading {
  max-width: 790px;
  margin-bottom: clamp(42px, 7vw, 72px);
}

.product-list {
  border-top: 1px solid rgba(255, 253, 250, 0.22);
}

.product-item {
  display: grid;
  grid-template-columns: 76px minmax(180px, 0.56fr) minmax(260px, 0.44fr);
  gap: clamp(18px, 4vw, 42px);
  align-items: baseline;
  padding: 30px 0;
  border-bottom: 1px solid rgba(255, 253, 250, 0.22);
}

.product-number {
  color: #f4a06d;
  font-size: 14px;
  font-weight: 900;
}

.product-item p {
  margin: 0;
  color: rgba(255, 253, 250, 0.72);
  font-size: 17px;
}

.split-detail {
  align-items: center;
}

.fitment-copy {
  max-width: 720px;
}

.fitment-copy p {
  margin-top: 24px;
}

.detail-panel {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.detail-panel div {
  display: grid;
  gap: 6px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.detail-panel div:last-child {
  border-bottom: 0;
}

.detail-panel span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.detail-panel strong {
  font-size: clamp(22px, 3vw, 31px);
  line-height: 1.08;
}

.marketplaces {
  background: var(--paper-deep);
}

.closing {
  max-width: 890px;
  margin-left: clamp(0px, 9vw, 130px);
}

.closing p {
  margin-top: 24px;
  max-width: 680px;
}

.market-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 36px;
  font-size: clamp(24px, 3.8vw, 46px);
  font-weight: 900;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: var(--ink);
  font-size: 14px;
  font-weight: 750;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 64px;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand span:last-child {
    max-width: 116px;
    line-height: 1.05;
  }

  .site-nav {
    gap: 13px;
    font-size: 13px;
  }

  .site-nav a:nth-child(2) {
    display: none;
  }

  .hero {
    min-height: 0;
    height: calc(100vh - 52px);
    padding: calc(var(--header-height) + 20px) 18px 28px;
    align-items: end;
  }

  .hero-image {
    object-position: 46% center;
  }

  .hero-scrim {
    background:
      linear-gradient(0deg, rgba(6, 7, 7, 0.84), rgba(6, 7, 7, 0.44) 58%, rgba(6, 7, 7, 0.12)),
      linear-gradient(90deg, rgba(6, 7, 7, 0.54), rgba(6, 7, 7, 0.08));
  }

  h1 {
    max-width: 100%;
    font-size: clamp(50px, 16vw, 66px);
  }

  .hero-line {
    margin-top: 18px;
    font-size: 18px;
  }

  .button {
    width: 100%;
  }

  .two-column,
  .split-detail,
  .mounting-layout,
  .mounting-images,
  .product-item {
    grid-template-columns: 1fr;
  }

  .mounting {
    padding-top: 24px;
  }

  .installed-shot {
    min-height: 420px;
  }

  .prototype-stack {
    grid-template-columns: 1fr 1fr;
  }

  .prototype-shot img {
    aspect-ratio: 1.1;
  }

  .product-item {
    gap: 12px;
  }

  .closing {
    margin-left: 0;
  }
}

@media (max-width: 520px) {
  .prototype-stack {
    grid-template-columns: 1fr;
  }
}