.shell {
  width: min(calc(100% - 2rem), var(--container-content));
  margin: 0 auto;
}

.shell--wide {
  width: min(calc(100% - 2rem), var(--container-wide));
}

.content-section {
  padding: var(--space-24) 0;
}

.content-section--warm {
  background: linear-gradient(180deg, rgba(239, 223, 194, 0.45), rgba(255, 253, 248, 0.85));
}

.content-section--deep {
  background:
    linear-gradient(135deg, rgba(127, 29, 29, 0.96), rgba(89, 31, 31, 0.96)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));
  color: var(--text-on-accent);
}

.content-section--deep h2,
.content-section--deep h3,
.content-section--deep .eyebrow,
.content-section--deep .section-intro__body,
.content-section--deep p {
  color: var(--text-on-accent);
}

.section-intro {
  max-width: 50rem;
  margin-bottom: var(--space-12);
}

.section-intro__body {
  margin-top: var(--space-4);
  color: var(--text-muted);
  font-size: var(--text-body-lg);
}

.eyebrow {
  display: inline-flex;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: var(--text-label);
  font-weight: 700;
  color: var(--color-brand-600);
}

.split-panel,
.contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: var(--space-8);
  align-items: start;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-6);
}

.cta-panel {
  padding: 0 0 var(--space-24);
}

@media (max-width: 960px) {
  .content-section {
    padding: var(--space-16) 0;
  }

  .split-panel,
  .contact-split,
  .process-grid {
    grid-template-columns: 1fr;
  }
}