/* ============================================
   Layout: Container, Grid, Flex Utilities
   ============================================ */

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

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

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

.section--gray {
  background-color: var(--gray-50);
}

.section--dark {
  background-color: var(--gray-900);
  color: var(--white);
}

.section--dark p {
  color: var(--gray-300);
}

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

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

.section--primary p {
  color: rgba(255, 255, 255, 0.85);
}

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

/* Section header (centered title + subtitle) */
.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
}

.section__label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: var(--space-3);
}

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

.section__title {
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-lg);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

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

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

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

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

.flex--gap-2 { gap: var(--space-2); }
.flex--gap-3 { gap: var(--space-3); }
.flex--gap-4 { gap: var(--space-4); }
.flex--gap-6 { gap: var(--space-6); }
.flex--gap-8 { gap: var(--space-8); }

/* Text alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }