/* Layout and rhythm */
.container {
  margin: 0 auto;
  max-width: var(--container);
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.section {
  padding: var(--space-14) 0;
}

.section + .section {
  border-top: 1px solid transparent;
  position: relative;
}

.section + .section::before {
  background: linear-gradient(90deg, transparent, #c9c2b7 10%, #ddd6cc 50%, #c9c2b7 90%, transparent);
  content: "";
  height: 1px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

.section-head {
  margin-bottom: var(--space-7);
}

.section-number {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--fs-75);
  font-weight: 600;
  letter-spacing: 0.12em;
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}

.section-number::after {
  content: "";
  width: 1.5rem;
  height: 1px;
  background: rgba(26, 92, 158, 0.4);
}

.section-deck {
  color: var(--ink-muted);
  font-size: var(--fs-95);
  margin-top: var(--space-2);
  max-width: 600px;
}

.measure {
  max-width: var(--measure);
}

.split {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr 1fr;
}

.grid-2 {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr 1fr;
}

.grid-3 {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stack-3 > * + * {
  margin-top: var(--space-3);
}

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

.stack-5 > * + * {
  margin-top: var(--space-5);
}

.center {
  text-align: center;
}

@media (max-width: 900px) {
  .split,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .section {
    padding: var(--space-12) 0;
  }

  .split,
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}