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

/* ---- Containers ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

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

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

.container--full {
  max-width: 100%;
  padding-inline: 0;
}

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

.section--tight {
  padding-block: var(--space-3xl);
}

.section--loose {
  padding-block: clamp(5rem, 4rem + 6vw, 10rem);
}

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

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

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

/* Section divider — gold line */
.section-divider {
  text-align: center;
  padding-bottom: var(--space-3xl);
}

.section-divider::after {
  content: '';
  display: inline-block;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

/* Section heading group */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  max-width: 700px;
  margin-inline: auto;
}

.section-header__label {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  padding: var(--space-2xs) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}

.section-header__title {
  margin-bottom: var(--space-lg);
}

.section-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  font-family: var(--font-body);
}

/* ---- Grids ---- */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

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

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

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }

  /* Inside narrow containers, cap at 2 cols so cards stay wide enough */
  .content-body .grid-3,
  .content-body .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Asymmetric grids */
.grid-sidebar {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 1024px) {
  .grid-sidebar {
    grid-template-columns: 1fr 320px;
  }
}

.grid-sidebar--reverse {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 1024px) {
  .grid-sidebar--reverse {
    grid-template-columns: 320px 1fr;
  }
}

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

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

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

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

.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); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* ---- Main content area ---- */
main {
  min-height: calc(100vh - var(--header-height));
}

/* ---- Content wrapper for articles ---- */
.content-body {
  max-width: var(--container-narrow);
  margin-inline: auto;
}

.content-body h2 {
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.content-body h3 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.content-body h4 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.content-body img {
  margin: var(--space-2xl) 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
}

.content-body figure {
  margin: var(--space-2xl) 0;
}

.content-body figcaption {
  margin-top: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  text-align: center;
}