/* ============================================
   ANTIGRAVITY OFFICIAL THEME v1.0.0 -- VlahX Core 2.0
   Colors: Neon Cyan (#06b6d4) & Space Purple (#6366f1)
   ============================================ */
:root {
  --cyan-50:  #ecfeff; --cyan-100: #cffaff; --cyan-200: #a5f3fc; --cyan-300: #67e8f9;
  --cyan-400: #22d3ee; --cyan-500: #06b6d4; --cyan-600: #0891b2; --cyan-700: #0e7490;
  --purple-500: #6366f1; --purple-600: #4f46e5;
  
  --bg-primary: #030712; --bg-secondary: #0b1329; --bg-tertiary: #111c38;
  --text-primary: #f8fafc; --text-secondary: #94a3b8; --text-muted: #64748b;
  --border-color: #1e293b; --glass-bg: rgba(11, 19, 41, 0.75); --glass-border: rgba(6, 182, 212, 0.25);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4); --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 30px rgba(6, 182, 212, 0.15); --glow: 0 0 25px rgba(6, 182, 212, 0.35);
}

[data-bs-theme=light] {
  --bg-primary: #f8fafc; --bg-secondary: #ffffff; --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a; --text-secondary: #475569; --text-muted: #94a3b8;
  --border-color: #e2e8f0; --glass-bg: rgba(255, 255, 255, 0.85); --glass-border: rgba(6, 182, 212, 0.2);
  --shadow-sm: 0 1px 2px rgba(6, 182, 212, 0.05); --shadow-md: 0 4px 12px rgba(6, 182, 212, 0.08);
  --shadow-lg: 0 10px 30px rgba(6, 182, 212, 0.12); --glow: 0 0 20px rgba(6, 182, 212, 0.25);
}

body {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
  font-family: 'Outfit', 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  transition: background-color 0.4s ease, color 0.4s ease;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(6, 182, 212, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(99, 102, 241, 0.07) 0%, transparent 40%),
    linear-gradient(var(--border-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 50px 50px, 50px 50px;
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
}

.navbar-ag {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border) !important;
  box-shadow: var(--shadow-sm);
}

.ag-logo-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 0 8px var(--cyan-400));
}

.ag-brand-text {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--cyan-400), var(--purple-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.navbar-ag .nav-link {
  color: var(--text-secondary) !important;
  font-weight: 600;
  border-radius: 9999px;
  transition: all 0.25s ease;
}

.navbar-ag .nav-link:hover, .navbar-ag .nav-link.active {
  color: var(--cyan-400) !important;
  background: rgba(6, 182, 212, 0.1);
}

.ag-theme-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 9999px;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.ag-theme-btn:hover {
  background: var(--cyan-500);
  color: white;
  transform: rotate(20deg);
  box-shadow: var(--glow);
}

.ag-lang-select {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--cyan-400) !important;
  border-radius: 9999px;
  padding: 0.35rem 1.2rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}

.ag-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-500), var(--purple-500));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
}

.ag-hero-banner {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg), var(--glow);
}

.ag-gradient-text {
  background: linear-gradient(135deg, var(--cyan-400), #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ag-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-md);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.ag-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), var(--glow);
  border-color: var(--cyan-400);
}

.ag-card-img-wrap img {
  height: 200px;
  width: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.ag-card:hover .ag-card-img-wrap img {
  transform: scale(1.06);
}

.ag-post-title-link {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.25s ease;
}

.ag-post-title-link:hover {
  color: var(--cyan-400);
}

.badge-ag-cyan {
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: white !important;
  font-weight: 600;
}

.badge-ag-outline {
  background: transparent;
  color: var(--text-secondary) !important;
  border: 1px solid var(--border-color);
  font-weight: 500;
  transition: all 0.25s ease;
}

.badge-ag-outline:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400) !important;
}

.btn-ag-primary {
  background: linear-gradient(135deg, var(--cyan-500), var(--purple-500));
  color: white !important;
  border: none;
  border-radius: 9999px;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.btn-ag-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow);
  color: white !important;
}

.btn-ag-outline {
  background: transparent;
  color: var(--cyan-400) !important;
  border: 1.5px solid var(--cyan-500);
  border-radius: 9999px;
  padding: 0.5rem 1.25rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-ag-outline:hover {
  background: var(--cyan-500);
  color: white !important;
}

.ag-sidebar-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.ag-post-article {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
}

.ag-excerpt-box {
  background: var(--bg-tertiary);
  border-left: 4px solid var(--cyan-500);
  color: var(--text-secondary);
}

.article-body {
  color: var(--text-primary);
  line-height: 1.85;
  font-size: 1.1rem;
}

.article-body h2 {
  border-left: 4px solid var(--cyan-500);
  padding-left: 1rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.article-body a {
  color: var(--cyan-400);
  text-underline-offset: 4px;
}

.ag-footer {
  background: var(--bg-secondary) !important;
  border-top: 1px solid var(--border-color) !important;
  color: var(--text-secondary);
}

.ag-footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.25s ease;
}

.ag-footer-links a:hover {
  color: var(--cyan-400);
  padding-left: 5px;
}

.ag-footer-bottom {
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.text-cyan { color: var(--cyan-400) !important; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--cyan-600); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan-400); }