/* Clean/Professional Theme - Blue, minimal */
:root {
  --theme-bg-1: #0f172a;
  --theme-bg-2: #1e293b;
  --theme-accent: #3b82f6;
  --theme-accent-2: #60a5fa;
  --theme-text: #e2e8f0;
  --theme-muted: #94a3b8;
  --theme-card: rgba(59, 130, 246, 0.08);
}

body.theme-clean {
  background: linear-gradient(180deg, var(--theme-bg-1), var(--theme-bg-2));
  color: var(--theme-text);
}

.theme-clean .page-title,
.theme-clean .project-detail-header h2 {
  color: var(--theme-accent-2);
}

.theme-clean .project-category-badge {
  background: rgba(59, 130, 246, 0.2);
  border-color: var(--theme-accent);
  color: var(--theme-accent-2);
}

.theme-clean .tag-badge {
  background: rgba(59, 130, 246, 0.2);
  color: var(--theme-accent-2);
}

.theme-clean .project-detail-content {
  background: var(--theme-card);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.theme-clean .project-detail-content h3 {
  color: var(--theme-accent-2);
}

.theme-clean .tech-item {
  background: rgba(59, 130, 246, 0.15);
  color: var(--theme-accent-2);
}

.theme-clean .btn {
  background: var(--theme-accent);
  color: #fff;
}

.theme-clean .btn:hover {
  background: var(--theme-accent-2);
}

.theme-clean .back-link {
  color: var(--theme-accent-2);
}

.theme-clean .gif-container,
.theme-clean .project-gallery img {
  border: 2px solid rgba(59, 130, 246, 0.3);
}

.theme-clean .topbar {
  background: rgba(59, 130, 246, 0.05);
}

.theme-clean .brand .accent {
  color: var(--theme-accent);
}

.theme-clean .nav a:hover {
  color: var(--theme-accent-2);
  background: rgba(59, 130, 246, 0.1);
}