.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

.site-main {
  min-height: 70vh;
  padding-top: var(--header-height);
}

.section {
  padding: 4.8rem 0;
  border-bottom: 1px solid var(--color-line);
}

.section--soft {
  background:
    radial-gradient(circle, color-mix(in srgb, var(--text-primary) 18%, transparent) 1px, transparent 1px),
    var(--bg-primary);
  background-size: 18px 18px;
}

.section__header {
  max-width: 980px;
  margin-bottom: 2.6rem;
}

.section__eyebrow {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-ink);
  font-size: 0.72rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
}

.grid {
  display: grid;
  gap: 12px;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background: var(--bg-header);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid color-mix(in srgb, var(--border-primary) 88%, transparent);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--text-primary) 6%, transparent);
}

.header__inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header__controls {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  margin-left: 1rem;
}

.footer {
  padding: 6.4rem 0 3rem;
  color: var(--color-ink);
  background: #000;
  border-top: 1px solid var(--color-line);
}

html[data-theme="light"] .site-header {
  box-shadow:
    0 10px 34px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

html[data-theme="light"] .footer {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 20rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(240, 245, 252, 0.96));
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr repeat(3, minmax(140px, 1fr));
  gap: 5rem;
  align-items: start;
}

.footer__bottom {
  padding-top: var(--space-5);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

@media (max-width: 900px) {
  .container {
    width: min(100% - 32px, var(--container));
  }

  .header__inner {
    gap: var(--space-4);
  }

  .header__controls {
    margin-left: auto;
  }

  .grid--2,
  .grid--3,
  .grid--4,
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: var(--space-7) 0;
  }
}