/* ============================================
   MarketingKit Design System
   Premium Dark Glassmorphism Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* === Colors === */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.06);
  --bg-glass-active: rgba(255, 255, 255, 0.08);

  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-hover: rgba(255, 255, 255, 0.15);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;

  --accent-blue: #3b82f6;
  --accent-blue-dark: #2563eb;
  --accent-blue-glow: rgba(59, 130, 246, 0.3);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.3);
  --accent-purple: #8b5cf6;
  --accent-purple-glow: rgba(139, 92, 246, 0.3);
  --accent-green: #22c55e;
  --accent-green-glow: rgba(34, 197, 94, 0.2);
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;

  --gradient-primary: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  --gradient-purple: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  --gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #1a1040 30%, #0f172a 60%, #0a1628 100%);

  /* === Typography === */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* === Spacing === */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* === Borders & Radius === */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* === Shadows === */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow-blue: 0 0 30px var(--accent-blue-glow);
  --shadow-glow-cyan: 0 0 30px var(--accent-cyan-glow);
  --shadow-glow-purple: 0 0 30px var(--accent-purple-glow);

  /* === Transitions === */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* === Layout === */
  --sidebar-width: 280px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
  --max-width: 1280px;
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-cyan);
}

img {
  max-width: 100%;
  display: block;
}

button {
  font-family: var(--font-primary);
  cursor: pointer;
  border: none;
  outline: none;
}

input, select, textarea {
  font-family: var(--font-primary);
  outline: none;
}

/* === Utility Classes === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.text-center { text-align: center; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === Glass Card === */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-glass-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow-blue);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--accent-blue-glow), 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-ghost:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-glass-hover);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* === Badges === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-blue {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-green {
  background: rgba(34, 197, 94, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-amber {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-red {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

/* === Status Dots === */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-online {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green-glow);
  animation: pulse-green 2s infinite;
}

.status-maintenance {
  background: var(--accent-amber);
}

.status-offline {
  background: var(--accent-red);
}

/* === Input Fields === */
.input-field {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--text-sm);
  transition: all var(--transition-base);
}

.input-field::placeholder {
  color: var(--text-muted);
}

.input-field:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  background: var(--bg-glass-hover);
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-glass);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* === Animations === */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 8px var(--accent-green-glow); }
  50% { box-shadow: 0 0 16px var(--accent-green-glow); }
}

@keyframes glow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes count-up {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-fadeIn { animation: fadeIn 0.6s ease forwards; }
.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.animate-slideInLeft { animation: slideInLeft 0.4s ease forwards; }

/* Scroll-triggered animation classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Responsive === */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;
    --text-6xl: 2.75rem;
  }

  .container {
    padding: 0 var(--space-4);
  }

  .hide-mobile { display: none !important; }
}

@media (max-width: 480px) {
  :root {
    --text-4xl: 1.75rem;
    --text-5xl: 2rem;
    --text-6xl: 2.25rem;
  }
}