/* LottoLytics Design System */

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

:root {
  /* Brand */
  --ll-primary: #28a745;
  --ll-primary-dark: #1e7e34;
  --ll-primary-light: #d4edda;
  --ll-accent: #6351ce;
  --ll-accent-light: #8577d8;

  /* Semantic */
  --ll-hot: #dc3545;
  --ll-hot-bg: #f8d7da;
  --ll-cold: #0d6efd;
  --ll-cold-bg: #cfe2ff;
  --ll-neutral: #6c757d;

  /* Surface */
  --ll-bg-dark: #1a1a2e;
  --ll-bg-light: #f8f9fa;
  --ll-bg-card: #ffffff;
  --ll-border: #dee2e6;

  /* Typography */
  --ll-font-base: 16px;
  --ll-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing & Shape */
  --ll-radius-sm: 0.375rem;
  --ll-radius-md: 0.75rem;
  --ll-radius-lg: 1rem;
  --ll-shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --ll-shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --ll-shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --ll-transition: all 0.2s ease;
}

/* Base Typography */
html {
  font-size: var(--ll-font-base);
}

body {
  font-family: var(--ll-font-family);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Card Modernization */
.card {
  border: none;
  border-radius: var(--ll-radius-md);
  box-shadow: var(--ll-shadow-sm);
  transition: var(--ll-transition);
}

.card:hover {
  box-shadow: var(--ll-shadow-md);
}

.card-header {
  border-radius: var(--ll-radius-md) var(--ll-radius-md) 0 0 !important;
}

/* Colored Toggle Switches */
.ll-switch-cold:checked {
  background-color: var(--ll-cold);
  border-color: var(--ll-cold);
}

.ll-switch-hot:checked {
  background-color: var(--ll-hot);
  border-color: var(--ll-hot);
}

/* Modern Buttons */
.btn {
  border-radius: var(--ll-radius-sm);
  font-weight: 500;
  transition: var(--ll-transition);
}

.btn-success {
  background-color: var(--ll-primary);
  border-color: var(--ll-primary);
}

.btn-success:hover {
  background-color: var(--ll-primary-dark);
  border-color: var(--ll-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--ll-shadow-sm);
}

.btn-lg {
  border-radius: var(--ll-radius-md);
  padding: 0.75rem 1.5rem;
}

/* Hot/Cold Number Colors */
.ll-hot { color: var(--ll-hot); font-weight: 600; }
.ll-cold { color: var(--ll-cold); font-weight: 600; }
.ll-hot-bg { background-color: var(--ll-hot-bg); }
.ll-cold-bg { background-color: var(--ll-cold-bg); }

/* Navbar Enhancement */
.navbar {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.navbar .brand-text {
  font-weight: 700;
  letter-spacing: -0.5px;
}

/* Section Spacing */
section, .section {
  padding: 4rem 0;
}

/* Feature Icon Circles */
.icon-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}

.icon-circle-primary {
  background-color: rgba(40, 167, 69, 0.1);
  color: var(--ll-primary);
}

.icon-circle-accent {
  background-color: rgba(99, 81, 206, 0.1);
  color: var(--ll-accent);
}

.icon-circle-warning {
  background-color: rgba(255, 193, 7, 0.1);
  color: #ffc107;
}

/* Pricing Card Enhancement */
.pricing-card {
  border: 2px solid transparent;
  border-radius: var(--ll-radius-lg);
  transition: var(--ll-transition);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ll-shadow-lg);
}

.pricing-card.featured {
  border-color: var(--ll-primary);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--ll-primary-dark);
}

.price-period {
  color: var(--ll-neutral);
  font-size: 0.9rem;
}

/* Game Cards */
.game-card {
  border-radius: var(--ll-radius-lg);
  overflow: hidden;
  transition: var(--ll-transition);
  border: none;
  box-shadow: var(--ll-shadow-sm);
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ll-shadow-lg);
}

.game-card .card-header {
  background: linear-gradient(135deg, var(--ll-bg-dark) 0%, var(--ll-accent) 100%);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 1rem;
  border: none;
}

/* Hero Section */
.hero-gradient {
  background: linear-gradient(135deg, var(--ll-bg-dark) 0%, var(--ll-accent) 100%);
  position: relative;
  overflow: hidden;
}

.hero-gradient::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(40, 167, 69, 0.15) 0%, transparent 50%);
}

/* Dashboard Sidebar */
.sidebar .nav-link {
  padding: 0.6rem 1.25rem;
  color: rgba(255,255,255,0.7);
  transition: var(--ll-transition);
  border-left: 3px solid transparent;
}

.sidebar .nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.05);
}

.sidebar .nav-link.active,
.sidebar li.active .nav-link {
  color: #fff;
  border-left-color: var(--ll-primary);
  background: rgba(40, 167, 69, 0.1);
}

/* Chart Containers */
.chart-container {
  min-height: 250px;
  border-radius: var(--ll-radius-md);
  background: var(--ll-bg-card);
  padding: 1rem;
}

/* Loading Spinner */
.chart-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
}

/* DataTable Enhancements */
.dataTables_wrapper {
  font-size: 0.9rem;
}

table.dataTable thead th {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  color: var(--ll-neutral);
}

/* Footer Enhancement */
.footer-modern {
  background: var(--ll-bg-dark);
}

.footer-modern .social-banner {
  background: linear-gradient(90deg, var(--ll-accent), var(--ll-accent-light));
  border-radius: var(--ll-radius-lg);
  margin: 0 1rem;
}

/* Auth Pages */
.auth-card {
  border: none;
  border-radius: var(--ll-radius-lg);
  box-shadow: var(--ll-shadow-lg);
}

.auth-card .input-group-text {
  background: var(--ll-bg-light);
  border-color: var(--ll-border);
}

/* Utility: Gradient text */
.text-gradient {
  background: linear-gradient(135deg, var(--ll-primary), var(--ll-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Responsive adjustments */
@media (max-width: 767.98px) {
  :root {
    --ll-font-base: 15px;
  }

  .price-amount {
    font-size: 2rem;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }
}