body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--text-primary);
  background:
    radial-gradient(circle at 10% 10%, #dbeafe 0%, transparent 50%),
    radial-gradient(circle at 90% 25%, #ccfbf1 0%, transparent 45%),
    var(--surface-base);
}

.site-shell {
  display: grid;
  grid-template-columns: minmax(260px, 30vw) 1fr;
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: var(--space-8);
  background: linear-gradient(160deg, var(--brand-primary), #1f2937 70%);
  color: var(--text-inverse);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.main {
  padding: var(--space-8);
  overflow: hidden;
}

section { margin-bottom: var(--space-16); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

.mosaic {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
}

.mosaic > article:nth-child(1) { grid-column: span 3; }
.mosaic > article:nth-child(2) { grid-column: span 2; }
.mosaic > article:nth-child(3) { grid-column: span 1; }
.mosaic > article:nth-child(4) { grid-column: span 4; }
.mosaic > article:nth-child(5) { grid-column: span 2; }

.full-bleed-cta {
  margin-inline: calc(-1 * var(--space-8));
  padding: var(--space-12) var(--space-8);
  background: linear-gradient(130deg, var(--brand-primary), var(--brand-secondary));
  color: var(--text-inverse);
}

.overspill-media {
  margin-right: -12vw;
}

.texture-number {
  position: absolute;
  inset: -1rem auto auto -1rem;
  font: 700 clamp(4rem, 20vw, 16rem)/1 var(--font-display);
  color: color-mix(in srgb, var(--brand-primary) 12%, transparent);
  pointer-events: none;
}

@media (max-width: 960px) {
  .site-shell { grid-template-columns: 1fr; }
  .rail { position: relative; height: auto; }
  .split { grid-template-columns: 1fr; }
  .mosaic > * { grid-column: span 6 !important; }
  .full-bleed-cta, .main { margin-inline: 0; padding: var(--space-6); }
  .overspill-media { margin-right: 0; }
}