/* ============================================
   Layout — Grid, Container, Responsive
   ============================================ */

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

.container--wide { max-width: 1440px; }
.container--narrow { max-width: 960px; }

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

.section--dark { background: var(--color-primary); }
.section--darker { background: var(--color-primary-dark); }
.section--surface { background: var(--color-surface); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-label::before,
.section-label::after {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

.section-title {
  font-size: var(--fs-h2);
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.section-desc {
  font-size: var(--fs-body);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
}

.grid { display: grid; gap: var(--space-xl); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto-fit { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.flex { display: flex; }
.flex--center { display: flex; align-items: center; justify-content: center; }
.flex--between { display: flex; align-items: center; justify-content: space-between; }
.flex--col { display: flex; flex-direction: column; }
.flex--gap-md { gap: var(--space-md); }
.flex--gap-lg { gap: var(--space-lg); }

@media (max-width: 1200px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

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

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-text-muted); }