.theme-ocean {
  --theme-bg: #f0f9ff;
  --ink: #0c4a6e;
  --muted: #0369a1;
}
.theme-ocean .site-navbar { background: linear-gradient(90deg, #0e7490, #0369a1); }
.theme-ocean .hero-section {
  background: radial-gradient(circle at 15% 20%, #06b6d4 0%, #0e7490 35%, #0c4a6e 100%);
}
.theme-ocean .hero-kicker { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.4); }
.theme-ocean .feature-card,.theme-ocean .service-card,.theme-ocean .project-card {
  border-radius: 1.1rem;
  border-color: #bae6fd;
  background: linear-gradient(180deg, #fff, #f0f9ff);
  box-shadow: 0 10px 28px rgba(14, 116, 144, .12);
}
.theme-ocean .surface-card,.theme-ocean .credentials-box { border-color: #bae6fd; border-radius: 1.05rem; }
.theme-ocean .cta-banner {
  background: linear-gradient(130deg, #0891b2, #2563eb);
  box-shadow: 0 14px 36px rgba(8, 145, 178, .28);
}
.theme-ocean .site-footer { background: #082f49; }