/* ============================================
   LAYOUT — Grid, Containers, Sections
   ============================================ */

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

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

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

/* ── Sections ─────────────────────────────── */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

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

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

.section--light {
  background: var(--color-blue-lightest);
}

.section--dark {
  background: linear-gradient(160deg, var(--color-blue-deep-dark) 0%, var(--color-blue-deep) 50%, var(--color-blue-institutional) 100%);
  color: var(--color-white);
}

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

.section--dark p {
  color: rgba(255, 255, 255, 0.8);
}

.section--cta {
  background: linear-gradient(135deg, var(--color-blue-institutional) 0%, var(--color-blue-deep) 100%);
  color: var(--color-white);
  padding: var(--space-12) 0;
}

/* ── Section Header ───────────────────────── */
.section-header {
  margin-bottom: var(--space-10);
}

.section-header--center {
  text-align: center;
}

.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-blue-intense);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-3);
}

.section--dark .section-label {
  color: var(--color-blue-celeste);
}

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

.section-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-blue-intense), var(--color-blue-celeste));
  margin-bottom: var(--space-4);
  border-radius: 1px;
}

.section-header--center .section-line {
  margin-left: auto;
  margin-right: auto;
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-dark);
  max-width: 600px;
}

.section-header--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.section--dark .section-subtitle {
  color: rgba(255, 255, 255, 0.75);
}

/* ── Section CTA ──────────────────────────── */
.section-cta {
  text-align: center;
  margin-top: var(--space-8);
}

/* ── Grid Utilities ───────────────────────── */
.grid {
  display: grid;
  gap: var(--space-5);
}

.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 Utilities ───────────────────────── */
.flex {
  display: flex;
}

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

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

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

.flex--gap-md {
  gap: var(--space-5);
}

.flex--gap-lg {
  gap: var(--space-8);
}