/* ==========================================================================
   LAYOUT — containers, section rhythm, grids
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.section {
  padding: var(--space-6) 0;
}

.section--tight { padding: var(--space-5) 0; }

.section--alt-green { background: var(--bg-alt-green); }
.section--alt-grey { background: var(--bg-alt-grey); }

.section-head {
  max-width: 640px;
  margin: 0 auto var(--space-4);
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-leaf-green);
  margin-bottom: var(--space-1);
}

.section-head p {
  font-size: var(--fs-body-lg);
}

/* ---- Grids ---- */
.grid {
  display: grid;
  gap: var(--space-3);
}

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

@media (min-width: 640px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 800px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---- Scroll row (mobile horizontal scroll for cards) ---- */
.scroll-row {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.scroll-row > * {
  scroll-snap-align: start;
  flex: 0 0 auto;
}
.scroll-row::-webkit-scrollbar { height: 6px; }
.scroll-row::-webkit-scrollbar-thumb { background: var(--border-green); border-radius: 4px; }

@media (min-width: 800px) {
  .scroll-row { overflow: visible; display: grid; grid-template-columns: repeat(4, 1fr); }
}

/* ---- Two column split (used in Hero, About Doctor) ---- */
.split {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}
@media (min-width: 860px) {
  .split { grid-template-columns: 1.1fr 0.9fr; }
  .split--reverse { grid-template-columns: 0.9fr 1.1fr; }
  .split--reverse .split__media { order: 2; }
}