.site-main {
  margin: 0 auto;
  max-width: 1120px;
  min-height: 70vh;
  padding: 7rem 1rem 4rem;
}

.site-header {
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-wrap {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  min-height: 64px;
  padding: 0 1rem;
}

.brand {
  color: var(--text);
  font-family: var(--font-heading);
  font-weight: 600;
  text-decoration: none;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 0.75rem;
}

.site-nav a,
.icon-button,
.nav-toggle {
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--text);
  display: inline-flex;
  min-height: 44px;
  padding: 0 0.65rem;
  text-decoration: none;
}

.icon-button {
  border-color: var(--border);
}

.nav-toggle {
  display: none;
}

.identity,
.hero-post,
.page-head,
.article {
  margin: 0 auto var(--space-6);
  max-width: var(--measure);
}

.wide-section {
  margin: var(--space-6) auto 0;
}

.section-heading {
  align-items: baseline;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: var(--space-2);
}

.post-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.post-list {
  display: grid;
  gap: 1rem;
  margin: 0 auto;
  max-width: var(--measure);
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  padding: 2rem 1rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
}

.footer-inner p {
  margin: 0;
}

@media (max-width: 768px) {
  .site-main {
    padding-top: 5rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: none;
    flex-direction: column;
    left: 1rem;
    padding: 0.75rem;
    position: absolute;
    right: 1rem;
    top: 70px;
  }

  .site-nav[data-open="true"] {
    display: flex;
  }

  .site-nav a,
  .site-nav button {
    justify-content: flex-start;
    width: 100%;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }
}