/* Layout primitives — container, grid, sections */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  position: relative;
  z-index: 2;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}

section {
  padding: var(--section-pad) 0;
  border-top: 1px solid var(--rule);
}

section:first-of-type { border-top: 0; padding-top: 56px; }

/* Section label */
.label {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* Section header pattern */
.sec-head {
  grid-column: 1 / span 12;
  margin-bottom: 56px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
  align-items: end;
}
.sec-head .label { grid-column: 1 / span 2; }
.sec-head h2 {
  grid-column: 3 / span 7;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1;
}
.sec-head .sec-meta {
  grid-column: 11 / span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  text-align: right;
}

@media (max-width: 900px) {
  .sec-head { display: block; }
  .sec-head .label,
  .sec-head h2,
  .sec-head .sec-meta {
    grid-column: 1 / -1;
    text-align: left;
  }
  .sec-head h2 { margin-top: 8px; }
  section { padding: 64px 0; }
}