/* ==========================================================================
   twenty seconds – Layout
   ========================================================================== */

/* ── Grid Systems ── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

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

/* ── Flex Helpers ── */
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.flex-gap-sm { gap: var(--space-sm); }
.flex-gap-md { gap: var(--space-md); }
.flex-gap-lg { gap: var(--space-lg); }
.flex-gap-xl { gap: var(--space-xl); }

/* ── Section Backgrounds ── */
.bg-white { background-color: var(--color-white); }
.bg-surface { background-color: var(--color-surface); }
.bg-dark { background-color: var(--color-dark); color: var(--color-white); }
.bg-dark h2, .bg-dark h3 { color: var(--color-white); }

/* ── Dividers ── */
.bridge-section {
  background: var(--color-surface);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.bridge-section p {
  font-size: var(--fs-body-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
}

/* ── CTA Section ── */
.cta-section {
  text-align: center;
  padding: var(--space-4xl) 0;
}

.cta-section h2 {
  margin-bottom: var(--space-lg);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

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

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

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}