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

.container {
  width: 100%;
  max-width: var(--container-base);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 2.5vw, 2rem);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide   { max-width: var(--container-wide); }
.container--bleed  { max-width: 100%; padding-inline: 0; }

.section {
  position: relative;
  padding-block: var(--section-y);
  z-index: var(--z-raised);
}
.section--sm { padding-block: var(--section-y-sm); }
.section--xs { padding-block: var(--space-6); }

.section--cream      { background: var(--cream-50); }
.section--cream-deep { background: var(--cream-100); }
.section--white      { background: var(--white); }
.section--dark {
  background: var(--charcoal-900);
  color: var(--text-on-dark);
}
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark .display, .section--dark .mega {
  color: var(--cream-50);
}
.section--dark p { color: var(--cream-200); }
.section--darker {
  background:
    radial-gradient(ellipse 1200px 600px at 50% 0%, var(--charcoal-800), transparent 70%),
    var(--charcoal-950);
  color: var(--text-on-dark);
}
.section--darker h1, .section--darker h2, .section--darker h3, .section--darker .display, .section--darker .mega { color: var(--cream-50); }
.section--darker p { color: var(--cream-200); }

/* Section heading block */
.section-head {
  max-width: 760px;
  margin: 0 auto var(--space-8);
  text-align: center;
}
.section-head--left {
  text-align: left;
  margin-inline: 0;
}
.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--space-4);
  padding: 0.4rem 0.85rem;
  background: var(--gold-50);
  border: 1px solid var(--gold-200);
  border-radius: var(--radius-pill);
  color: var(--gold-700);
}
.section-head h2 {
  margin-bottom: var(--space-3);
  font-size: clamp(1.85rem, 2vw + 1rem, 2.5rem);
}
.section-head .lead { color: var(--text-muted); }

/* Grid utilities */
.grid {
  display: grid;
  gap: var(--space-5);
}
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

@media (max-width: 960px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* Flex utilities (sparingly) */
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}
.cluster--sm { gap: var(--space-2); }
.cluster--lg { gap: var(--space-5); }
.cluster--center { justify-content: center; }
.cluster--between { justify-content: space-between; }

.stack {
  display: flex;
  flex-direction: column;
}
.stack > * + * { margin-top: var(--stack-gap, var(--space-4)); }
.stack--sm { --stack-gap: var(--space-2); }
.stack--md { --stack-gap: var(--space-4); }
.stack--lg { --stack-gap: var(--space-6); }
.stack--xl { --stack-gap: var(--space-8); }

/* Two-column hero/about pattern */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, var(--space-10));
  align-items: center;
}
.split--7-5 { grid-template-columns: 7fr 5fr; }
.split--5-7 { grid-template-columns: 5fr 7fr; }
@media (max-width: 880px) {
  .split, .split--7-5, .split--5-7 {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }
}

/* Vertical rhythm helpers */
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-7 { margin-top: var(--space-7); }
.mt-8 { margin-top: var(--space-8); }

/* Relative positioning + framing */
.relative { position: relative; }
.frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--cream-100);
}
.frame--ratio-16-9 { aspect-ratio: 16 / 9; }
.frame--ratio-4-3  { aspect-ratio: 4 / 3; }
.frame--ratio-1-1  { aspect-ratio: 1 / 1; }
.frame--ratio-3-4  { aspect-ratio: 3 / 4; }
.frame > img, .frame > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}