/* ══════════════════════════════════════════════════════════════
   LAYOUT · Containers, sections, grid utilities
   ══════════════════════════════════════════════════════════════ */

/* ── Containers ────────────────────────────────────────────── */

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

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

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

/* ── Sections ──────────────────────────────────────────────── */

.section {
  padding-block: clamp(60px, 8vw, 120px);
  background-color: var(--color-bg-primary);
  overflow: hidden;
}

.section--alt {
  background-color: var(--color-bg-secondary);
}

/* ── CSS Grid utilities ─────────────────────────────────────── */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ── Flexbox utilities ─────────────────────────────────────── */

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

/* ── Divider ────────────────────────────────────────────────── */

.divider-rule {
  border: none;
  border-top: 1px solid var(--color-divider);
  margin-block: var(--space-16);
}

/* ── Overflow hidden for body when mobile menu open ─────────── */

.overflow-hidden {
  overflow: hidden;
}

/* ── Visually hidden (accessibility) ───────────────────────── */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}