/**
 * layout.css — containers, sections, grid, breakpoints (mobile-first)
 */

.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--space-md);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-xl); }
}
@media (min-width: 1200px) {
  .container { padding-inline: var(--space-2xl); }
}

section {
  padding-block: var(--space-2xl);
}
@media (min-width: 768px) {
  section { padding-block: var(--space-3xl); }
}

section:nth-of-type(even):not(.contact) { background: var(--color-surface); }
section:nth-of-type(odd) { background: var(--color-bg); }

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}
@media (min-width: 768px) {
  .hero-inner { grid-template-columns: 1fr 1fr; }
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
@media (min-width: 640px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}
.section-header p {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  margin-inline: auto;
  margin-top: var(--space-sm);
}