/* ============================================================
   Layout — containers, section scaffolding, shared grids
   ============================================================ */

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

.section {
  padding-block: var(--space-section);
}
.section--sm { padding-block: var(--space-section-sm); }
.section--tight { padding-block: var(--space-6); }
.section--surface { background: var(--color-bg-surface); }
.section--tint { background: var(--color-bg-alt); }
.section--charcoal { background: var(--color-charcoal); color: #fff; }
.section--charcoal p { color: rgba(255,255,255,.75); }
.section--charcoal h2, .section--charcoal h3 { color: #fff; }

.section-head {
  max-width: 680px;
  margin-bottom: var(--space-6);
}
.section-head--center { margin-inline: auto; text-align: center; }

/* ---------- Grids ---------- */
.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); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }
.grid--auto-sm { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.grid--auto-md { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

@media (max-width: 1080px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .grid--5 { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Split (image/text) layout ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  align-items: center;
}
.split--reverse .split__media { order: 2; }
.split--reverse .split__body { order: 1; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: var(--space-5); }
  .split--reverse .split__media,
  .split--reverse .split__body { order: initial; }
}
.split__media img { border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); width: 100%; object-fit: cover; }

/* ---------- Flex helpers ---------- */
.cluster { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.cluster--between { justify-content: space-between; }
.stack { display: flex; flex-direction: column; }
.stack > * + * { margin-top: var(--space-3); }

/* ---------- Divider ---------- */
.divider {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin-block: var(--space-6);
}

@media (max-width: 640px) {
  :root { --container-pad: 1.25rem; }
}