/* ==========================================================================
   layout.css — Container, grid, and section layout utilities
   Depends on tokens.css.
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

/* ---- Vertical section rhythm -------------------------------------------- */
.section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-24));
}

.section--tight {
  padding-block: clamp(var(--space-8), 4vw, var(--space-16));
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: var(--content-narrow);
  margin-bottom: var(--space-10);
}

.section-eyebrow {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-lead {
  color: var(--color-text-muted);
  font-size: var(--text-md);
}

/* ---- Responsive auto-fit 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--auto {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

/* ---- Flex helpers ------------------------------------------------------- */
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.cluster--center {
  justify-content: center;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

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

/* ---- Two-column split (content + media) --------------------------------- */
.split {
  display: grid;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
  grid-template-columns: 1fr;
}

@media (min-width: 60rem) {
  .split {
    grid-template-columns: 1.1fr 0.9fr;
  }
  .split--media-first > :first-child { order: 2; }
}

/* ---- Responsive collapse for grids -------------------------------------- */
@media (max-width: 60rem) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 40rem) {
  .grid--2,
  .grid--3 { grid-template-columns: 1fr; }
}