/* UK Casino Social Site - Main Styles */
/* Dark modern palette with glassmorphism effects */

:root {
  /* Color Palette */
  --bg-primary: #1a1d29;
  --bg-secondary: #252938;
  --bg-glass: rgba(37, 41, 56, 0.7);
  --text-primary: #e8eaf0;
  --text-secondary: #b8bcc8;
  --accent-cyan: #00d4ff;
  --accent-pink: #ff3366;
  --accent-green: #00ff88;
  --accent-gold: #ffd700;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

/* Links */
a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-cyan));
  color: white;
  box-shadow: 0 4px 15px rgba(255, 51, 102, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 51, 102, 0.4);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  transition: var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border-color: var(--accent-cyan);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xxl) 0;
}

/* Header */
.header {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition-normal);
}

.header.scrolled {
  background: rgba(26, 29, 41, 0.95);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo img {
  width: 80px;
  height: auto;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition-fast);
}

.nav a:hover,
.nav a.active {
  color: var(--accent-cyan);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 120px 0 var(--spacing-xxl);
  text-align: center;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

/* Games Grid */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.game-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-pink));
  opacity: 0;
  transition: var(--transition-normal);
  z-index: -1;
}

.game-card:hover::before {
  opacity: 0.1;
}

.game-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
  border-color: var(--accent-cyan);
}

.game-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-pink));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
}

.game-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.game-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  font-size: 0.9rem;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-xxl);
  border-top: 1px solid var(--glass-border);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--text-secondary);
  display: block;
  margin-bottom: var(--spacing-xs);
  transition: var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }
  
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
  }
  
  .nav.active {
    display: flex;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .game-card {
    padding: var(--spacing-md);
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

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

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.pulse {
  animation: pulse 2s infinite;
}