/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

.container--narrow {
  max-width: 780px;
}

/* Section spacing */
.section {
  padding: var(--space-xl) 0;
}

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

.section--lg {
  padding: var(--space-2xl) 0;
}

/* Dark/Light alternating sections */
.section--dark {
  background-color: var(--color-bg);
  color: var(--color-text);
}

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

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

.section--light-alt {
  background-color: var(--color-bg-light-alt);
  color: var(--color-text-dark);
}

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

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

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

.grid-asymmetric {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.grid-asymmetric--reverse {
  grid-template-columns: 1fr 1.6fr;
}

/* Flex utilities */
.flex {
  display: flex;
}

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

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

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

/* Diagonal section divider */
.skew-bottom {
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
  padding-bottom: calc(var(--space-xl) + 5vw);
}

.skew-top {
  clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%);
  padding-top: calc(var(--space-xl) + 5vw);
  margin-top: -4vw;
}

/* Full-bleed image containers */
.full-bleed {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
}

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

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .grid-4 {
    grid-template-columns: 1fr;
  }
  .container {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .section {
    padding: var(--space-lg) 0;
  }
  .section--lg {
    padding: var(--space-xl) 0;
  }
}