/* officeHours — containers, section rhythm, grids (mobile-first) */

.container {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

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

@media (min-width: 48rem) {
  .container {
    padding-inline: var(--space-6);
  }
}

main {
  display: block;
}

.section {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
  border-top: 1px solid var(--color-rule);
}

.section:first-of-type {
  border-top: none;
}

.section--tight {
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
}

.section-head {
  max-width: 40rem;
  margin-bottom: var(--space-6);
}

/* Ledger grid: content column + fixed-width "hour" rail on wide screens */
.ledger-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 60rem) {
  .ledger-grid--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--space-8);
  }
}

.card-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .card-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 60rem) {
  .card-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .card-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}