/* layout.css — container, nav, footer, section rhythm */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-pad);
}

section {
  padding-block: var(--space-section);
}

/* Site nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  padding-block: var(--space-3);
  background: color-mix(in oklab, var(--bg-deep) 78%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast), background var(--t-accent);
}

.site-nav__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.brand-mark__logo {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  box-shadow: 0 0 0 1px var(--border-strong), 0 0 24px var(--brand-dim);
}

/* Footer */
.site-footer {
  padding-block: var(--space-7);
  border-top: 1px solid var(--border);
  color: var(--text-soft);
  font-size: var(--fs-small);
}

.site-footer__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-footer__disclaimer {
  max-width: 60ch;
}

/* Generic section heading helper */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  color: var(--accent);
  transition: color var(--t-accent);
}

.eyebrow::before {
  content: '';
  width: 1.5rem;
  height: 1px;
  background: currentColor;
  display: inline-block;
  opacity: 0.7;
}