:root {
  --brand: #111827;
  --brand-2: #6b7280;
  --brand-rgb: 17, 24, 39;
  --bg: #f4f4f5;
  --surface: #ffffff;
  --surface-alt: #e5e7eb;
  --text-main: #111827;
  --text-muted: #4b5563;
  --border: #d1d5db;
  --shadow-sm: 0 4px 12px rgba(17, 24, 39, .06);
  --shadow-md: 0 12px 24px rgba(17, 24, 39, .10);
  --shadow-lg: 0 26px 52px rgba(17, 24, 39, .14);
}

.site-header {
  background: rgba(244, 244, 245, .97);
}

.hero-article,
.widget {
  background: #ffffff;
}

.tag,
.toc-block,
.intent-cards article,
.step-card,
.faq-accordion details,
.signal-card {
  background: #f4f4f5;
}

.trust-box {
  background: #f9fafb;
  border-color: #d1d5db;
}

.trust-content strong,
.warning-banner strong {
  color: #111827;
}

.warning-banner {
  background: #f3f4f6;
  border-left-color: #111827;
}

.site-footer {
  background: #111827;
}