body.dark {
  background-color: #0D1117;
  color: #E6EDF3;
}

body.dark header,
body.dark footer {
  background-color: #0D1117;
  border-color: #30363D;
}

body.dark .card {
  background-color: #161B22;
  border-color: #30363D;
}

body.dark .section-subtitle,
body.dark p,
body.dark .note {
  color: #9BA3B4;
}

body.dark .btn-primary {
  background-color: #238636;
}

body.dark .btn-primary:hover {
  background-color: #1f7a30;
}

body.dark .btn-secondary {
  border-color: #58A6FF;
  color: #58A6FF;
}

body.dark .btn-secondary:hover {
  background-color: rgba(88, 166, 255, 0.08);
}

body.dark .hero-right {
  background: radial-gradient(circle at 0% 0%, rgba(63, 240, 181, 0.12), transparent 55%),
              radial-gradient(circle at 100% 100%, rgba(88, 166, 255, 0.18), transparent 55%),
              #020817;
}

body.dark .cta-box {
  background: linear-gradient(135deg, #020817, #111827);
}