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

.container--narrow {
  max-width: var(--container-narrow);
}

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

.section--dark {
  background-color: var(--color-accent-dark);
  color: var(--color-bg);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-bg);
}

.section--dark a {
  color: var(--color-accent-light);
}

.section--dark a:hover {
  color: var(--color-bg);
}

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

.section--primary h2,
.section--primary h3 {
  color: var(--color-bg);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-md);
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

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

@media (min-width: 900px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
  .grid-3 {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .grid-4 {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
}

/* Flex utilities */
.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 {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

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

/* Image containers */
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-rounded {
  border-radius: 4px;
}

.aspect-16-9 {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.aspect-4-3 {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.aspect-3-2 {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}