/* ============================================================
   layout.css — containers, grids, section rhythm
   ============================================================ */

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

.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }
.section--soft { background: var(--lavender-100); }
.section--lav { background: var(--lavender-200); }
.section--brand {
  background: linear-gradient(135deg, var(--purple-600), var(--purple-500) 55%, var(--purple-400));
  color: rgba(255, 255, 255, 0.9);
}
.section--brand h2, .section--brand h3 { color: var(--white); }

/* Rounded section dividers help the "soft" kid feel */
.section--curve-top {
  border-top-left-radius: clamp(28px, 6vw, 64px);
  border-top-right-radius: clamp(28px, 6vw, 64px);
}

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

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.split--reverse > :first-child { order: 2; }

.stack > * + * { margin-top: var(--space-4); }
.stack-lg > * + * { margin-top: var(--space-6); }

/* Section heading block */
.section-head {
  max-width: 60ch;
  margin-inline: auto;
  text-align: center;
  margin-bottom: clamp(2.2rem, 5vw, 3.5rem);
}
.section-head--left { margin-inline: 0; text-align: left; }
.section-head p { margin-inline: auto; }
.section-head--left p { margin-inline: 0; }

@media (max-width: 900px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split--reverse > :first-child { order: 0; }
}

@media (max-width: 560px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}