/* ============================================
   ON THE DAY — Layout
   Container, sections, grids, flex
   ============================================ */

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--wide {
  max-width: var(--container-wide);
}

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

/* ── Sections ── */
.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section--lg {
  padding: var(--space-32) 0;
}

.section--sm {
  padding: var(--space-16) 0;
}

.section--dark {
  background: var(--dark-bg);
  color: var(--dark-text);
}

.section--gray {
  background: var(--bg-secondary);
}

.section--full {
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* ── Grids ── */
.grid {
  display: grid;
  gap: var(--space-8);
}

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

/* Bento Grid — asymmetric, editorial */
.bento {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(180px, auto);
}

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

.bento__item--wide {
  grid-column: span 2;
}

.bento__item--tall {
  grid-row: span 2;
}

.bento__item--featured {
  grid-column: span 2;
  grid-row: span 2;
}

/* ── Flex Utilities ── */
.flex { display: flex; }
.flex--col { flex-direction: column; }
.flex--wrap { flex-wrap: wrap; }
.flex--center { align-items: center; justify-content: center; }
.flex--between { align-items: center; justify-content: space-between; }
.flex--start { align-items: flex-start; }
.flex--end { justify-content: flex-end; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Split Layout (hero, about) ── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.split--55-45 {
  grid-template-columns: 55fr 45fr;
}

.split--40-60 {
  grid-template-columns: 40fr 60fr;
}

/* ── Triptych (3 expandable panels) ── */
.triptych {
  display: flex;
  gap: var(--space-4);
  height: 500px;
}

.triptych__panel {
  flex: 1;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  position: relative;
  transition: flex var(--duration-slow) var(--ease-out-expo);
  cursor: pointer;
}

.triptych__panel:hover {
  flex: 1.8;
}

/* ── Scroll-Pinned Section Wrapper ── */
.pin-wrapper {
  position: relative;
}

.pin-content {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: var(--space-8); }
  .split--55-45,
  .split--40-60 { grid-template-columns: 1fr; }
  .triptych { flex-direction: column; height: auto; }
  .triptych__panel { min-height: 200px; }
  .triptych__panel:hover { flex: 1; }
}

@media (max-width: 768px) {
  .grid--2 { grid-template-columns: 1fr; }
  .grid--3 { grid-template-columns: 1fr; }
  .grid--4 { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; }
  .bento__item--wide,
  .bento__item--tall,
  .bento__item--featured {
    grid-column: span 1;
    grid-row: span 1;
  }
  .section { padding: var(--space-16) 0; }
  .section--lg { padding: var(--space-20) 0; }
}