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

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

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

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

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

.flex--gap {
  gap: var(--space-3);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.section {
  padding: var(--space-8) 0;
}

.section--sm {
  padding: var(--space-6) 0;
}

.section--lg {
  padding: var(--space-9) 0;
}

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

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

.section--dark .section-subheading {
  color: rgba(255, 255, 255, 0.7);
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: white;
  padding: 8px;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}