:root {
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-10: 5rem;
  --space-12: 6rem;
  --section-y: clamp(6rem, 10vw, 8rem);
  --container-max: 80rem;
  --container-pad: clamp(1.25rem, 3vw, 2rem);
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-pill: 999px;
  --border-width: 1px;
  --button-height: 3.125rem;
  --duration-fast: 180ms;
  --duration-base: 260ms;
}

.ds-section {
  padding-block: var(--section-y);
  padding-inline: var(--container-pad);
}

.ds-container {
  width: min(100% - (var(--container-pad) * 2), var(--container-max));
  margin-inline: auto;
}

.btn,
.btn-primary,
.btn-secondary,
.btn-ghost {
  min-height: var(--button-height);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  padding: 0.875rem 1.5rem;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color var(--duration-base) ease, background-color var(--duration-base) ease, border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, transform var(--duration-base) ease;
}

.btn:hover,
.btn-primary:hover,
.btn-secondary:hover,
.btn-ghost:hover {
  transform: translateY(-2px);
}

.btn:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-ghost:focus-visible {
  outline: 2px solid var(--color-electric);
  outline-offset: 3px;
  box-shadow: var(--focus-ring);
}

.btn-primary {
  border: var(--border-width) solid var(--color-court-400);
  background: var(--color-court-500);
  color: #fff;
  box-shadow: var(--shadow-highlight);
}

.btn-primary:hover {
  border-color: var(--color-electric);
  background: var(--color-electric);
  color: var(--color-navy-950);
}

.btn-secondary {
  border: var(--border-width) solid rgba(18, 146, 232, 0.48);
  color: var(--color-court-600);
}

.btn-secondary:hover {
  background: var(--color-court-500);
  border-color: var(--color-court-500);
  color: #fff;
}

.btn-ghost {
  border: var(--border-width) solid var(--color-border-dark);
  color: var(--color-text-on-dark);
}

.btn-ghost:hover {
  border-color: var(--color-court-400);
  color: var(--color-court-400);
}

:where(.btn, .btn-primary, .btn-secondary, .btn-ghost):disabled,
:where(.btn, .btn-primary, .btn-secondary, .btn-ghost)[aria-disabled="true"] {
  border-color: var(--color-disabled) !important;
  background: var(--color-disabled-soft) !important;
  box-shadow: none !important;
  color: #65717d !important;
  cursor: not-allowed;
  opacity: 0.72;
  pointer-events: none;
  transform: none !important;
}

@media (min-width: 641px) {
  h1[class*="leading-none"],
  h1[class*="leading-["] {
    line-height: 1.02 !important;
  }

  h2[class*="leading-none"],
  h2[class*="leading-["] {
    line-height: 1.05 !important;
  }

  h3[class*="leading-none"],
  h3[class*="leading-["] {
    line-height: 1.08 !important;
  }

  html[lang="zh-TW"] h1,
  html[lang="zh-TW"] h2,
  html[lang="zh-TW"] h3,
  html[lang="ar"] h1,
  html[lang="ar"] h2,
  html[lang="ar"] h3 {
    line-height: 1.14 !important;
  }
}

@media (max-width: 640px) {
  :root {
    --container-pad: clamp(1rem, 5vw, 1.25rem);
    --section-y: clamp(4rem, 14vw, 5rem);
  }

  html,
  body {
    max-width: 100%;
    min-width: 0;
    overflow-x: hidden;
  }

  main {
    overflow-x: clip;
  }

  header nav {
    min-height: clamp(4.5rem, 18vw, 5.5rem) !important;
    padding-inline: var(--container-pad) !important;
  }

  header img {
    max-height: clamp(2.5rem, 11vw, 3rem);
  }

  section[id="home"] {
    min-height: 100svh !important;
  }

  section[id="home"] > .relative {
    min-height: 100svh !important;
    padding-top: clamp(7rem, 24vw, 8.5rem) !important;
    padding-bottom: clamp(2.5rem, 11vw, 4rem) !important;
  }

  h1,
  .ds-heading-1 {
    font-size: clamp(2.7rem, 12vw, 4rem) !important;
    line-height: 0.96 !important;
  }

  h2,
  .ds-heading-2 {
    font-size: clamp(2.15rem, 9.5vw, 3.35rem) !important;
    line-height: 1 !important;
  }

  h3,
  .ds-heading-3 {
    font-size: clamp(1.85rem, 8vw, 2.7rem) !important;
    line-height: 1.04 !important;
  }

  html[lang="zh-TW"] h1,
  html[lang="zh-TW"] h2,
  html[lang="zh-TW"] h3,
  html[lang="ar"] h1,
  html[lang="ar"] h2,
  html[lang="ar"] h3 {
    line-height: 1.14 !important;
  }

  p,
  li,
  input,
  select,
  textarea {
    overflow-wrap: anywhere;
  }

  .text-lg,
  .text-xl {
    font-size: clamp(1rem, 4vw, 1.125rem) !important;
    line-height: 1.65 !important;
  }

  .tracking-luxe,
  [class*="tracking-["] {
    letter-spacing: 0 !important;
  }

  [class*="px-5"] {
    padding-left: var(--container-pad) !important;
    padding-right: var(--container-pad) !important;
  }

  [class*="py-20"],
  [class*="py-24"],
  [class*="py-28"],
  [class*="py-32"] {
    padding-bottom: clamp(4rem, 14vw, 5rem) !important;
    padding-top: clamp(4rem, 14vw, 5rem) !important;
  }

  section[id="models"] article {
    gap: clamp(1.5rem, 7vw, 2.5rem) !important;
    padding-bottom: clamp(3.5rem, 14vw, 5rem) !important;
    padding-top: clamp(3.5rem, 14vw, 5rem) !important;
  }

  .media-scale {
    aspect-ratio: 1.08 / 1 !important;
    height: clamp(17rem, 72vw, 24rem) !important;
    max-height: none !important;
    object-fit: cover;
  }

  [class*="aspect-["] {
    aspect-ratio: auto !important;
    min-height: auto;
  }

  section[id="home"] .grid.grid-cols-3 {
    padding: clamp(0.75rem, 4vw, 1rem) !important;
  }

  section[id="home"] .grid.grid-cols-3 strong {
    font-size: clamp(1.45rem, 7vw, 2rem) !important;
  }

  section[id="home"] .grid.grid-cols-3 span {
    display: block;
    font-size: clamp(0.58rem, 2.8vw, 0.68rem) !important;
    line-height: 1.25;
  }

  a[class*="rounded-full"],
  button[class*="rounded-full"] {
    min-height: 3rem;
    padding-left: clamp(1rem, 5vw, 1.25rem) !important;
    padding-right: clamp(1rem, 5vw, 1.25rem) !important;
    text-align: center;
    white-space: normal;
  }

  section[id="home"] a[class*="rounded-full"] {
    width: 100%;
  }

  .rfq-float {
    max-width: calc(100vw - 2rem);
  }
}