/* ============================================
   TopCasinoNigeria - Main Stylesheet
   Nigeria Flag Colors: Green/White
   ============================================ */

/* === CSS VARIABLES === */
:root {
  /* Nigeria Flag Colors */
  --color-primary: #008751;       /* Nigeria green */
  --color-primary-dark: #006640;
  --color-primary-light: #00a864;

  /* Secondary - White */
  --color-secondary: #ffffff;
  --color-secondary-dark: #e0e0e0;
  --color-secondary-light: #ffffff;

  /* Accent - Gold */
  --color-accent: #f5c518;
  --color-accent-dark: #d4a800;

  /* Dark Theme Base */
  --color-bg: #050e05;
  --color-dark: #050e05;
  --color-dark-lighter: #0d1f0d;
  --color-dark-card: #0d1f0d;
  --color-gray: #7a8f7a;
  --color-gray-light: #1e3a1e;
  --color-light: #1e3a1e;
  --color-white: #ffffff;

  /* Status Colors */
  --color-success: #00a864;
  --color-warning: #f5c518;
  --color-error: #ef4444;
  --color-info: #008751;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #008751 0%, #00a864 50%, #005c38 100%);
  --gradient-secondary: linear-gradient(135deg, #005c38 0%, #008751 100%);
  --gradient-accent: linear-gradient(135deg, #f5c518 0%, #d4a800 100%);
  --gradient-dark: linear-gradient(180deg, #050e05 0%, #0d1f0d 100%);
  --gradient-gold: linear-gradient(135deg, #008751 0%, #00a864 50%, #008751 100%);
  --gradient-hero: radial-gradient(ellipse at center, #1a3d1a, #050e05);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4), 0 2px 4px -1px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.5), 0 4px 6px -2px rgba(0,0,0,0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.6), 0 10px 10px -5px rgba(0,0,0,0.4);
  --shadow-glow-gold: 0 0 20px rgba(0,135,81,0.3), 0 0 40px rgba(0,135,81,0.1);
  --shadow-glow-purple: 0 0 20px rgba(0,135,81,0.3), 0 0 40px rgba(0,135,81,0.1);
  --shadow-glow-blue: 0 0 20px rgba(0,135,81,0.3), 0 0 40px rgba(0,135,81,0.1);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Container */
  --container-max: 1280px;
  --container-padding: 2rem;
}

/* === RESET & BASE === */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; overflow-x: clip; }
body { overflow-x: hidden; }

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-white);
  background: var(--color-dark);
  background-image:
    radial-gradient(circle at 20% 50%, rgba(0,135,81,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0,135,81,0.06) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(245,197,24,0.04) 0%, transparent 50%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

body::before {
  content: '';
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,135,81,0.02) 2px, rgba(0,135,81,0.02) 4px);
  pointer-events: none; z-index: 1;
}

body > * { position: relative; z-index: 2; }

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: 700; line-height: 1.2;
  color: var(--color-white); margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.5rem, 3vw, 1.875rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p { margin-bottom: var(--spacing-sm); color: rgba(255,255,255,0.85); }

a { color: var(--color-primary); text-decoration: none; transition: all var(--transition-base); }
a:hover { color: var(--color-primary-light); }

strong { font-weight: 600; color: var(--color-primary); }
ul, ol { margin-left: 1.5rem; margin-bottom: var(--spacing-sm); }
li { margin-bottom: 0.5rem; color: rgba(255,255,255,0.8); }

/* === CONTAINER === */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); width: 100%; }

/* === BUTTONS === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem; padding: 0.75rem 1.5rem;
  font-family: var(--font-primary); font-size: 1rem; font-weight: 600;
  line-height: 1; text-align: center; text-decoration: none;
  border: none; border-radius: var(--radius-lg); cursor: pointer;
  transition: all var(--transition-base); white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--gradient-primary); color: var(--color-white); font-weight: 700;
  box-shadow: var(--shadow-md), var(--shadow-glow-gold); position: relative; overflow: hidden;
}
.btn-primary::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: left 0.5s;
}
.btn-primary:hover:not(:disabled)::before { left: 100%; }
.btn-primary:hover:not(:disabled) { transform: translateY(-2px); box-shadow: var(--shadow-xl), var(--shadow-glow-gold); color: var(--color-white); }
.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-secondary {
  background: var(--gradient-secondary); color: var(--color-white); font-weight: 700;
  box-shadow: var(--shadow-md), var(--shadow-glow-gold);
}
.btn-secondary:hover:not(:disabled) { transform: translateY(-2px); color: var(--color-white); }

.btn-outline {
  background: transparent; color: var(--color-primary);
  border: 2px solid var(--color-primary); box-shadow: 0 0 10px rgba(0,135,81,0.2);
}
.btn-outline:hover:not(:disabled) {
  background: var(--gradient-primary); color: var(--color-white);
  border-color: transparent; transform: translateY(-2px);
}

.btn-sm { padding: 0.5rem 1rem; font-size: 0.875rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1.125rem; }
.btn-full { width: 100%; }

/* === CARDS === */
.card {
  background: var(--color-dark-card); border: 1px solid rgba(0,135,81,0.15);
  border-radius: var(--radius-lg); padding: var(--spacing-lg);
  box-shadow: var(--shadow-md); transition: all var(--transition-base); position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-gold); opacity: 0; transition: opacity var(--transition-base);
}
.card:hover { box-shadow: var(--shadow-xl), var(--shadow-glow-gold); transform: translateY(-4px); border-color: rgba(0,135,81,0.35); }
.card:hover::before { opacity: 1; }
.card-title { font-size: 1.5rem; font-weight: 700; color: var(--color-primary); margin-bottom: 0.5rem; }
.card-body { color: rgba(255,255,255,0.85); }

/* === BADGES === */
.badge {
  display: inline-flex; align-items: center; padding: 0.25rem 0.75rem;
  font-size: 0.875rem; font-weight: 600; border-radius: var(--radius-full); line-height: 1;
}
.badge-primary { background: var(--gradient-primary); color: var(--color-white); font-weight: 700; }
.badge-success { background: var(--color-success); color: var(--color-white); font-weight: 700; }
.badge-warning { background: var(--gradient-accent); color: #111; font-weight: 700; }

/* === SECTION === */
.section { padding: var(--spacing-2xl) 0; }

.section-title {
  text-align: center; font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 700;
  margin-bottom: var(--spacing-xl); color: var(--color-primary);
  text-shadow: 0 0 20px rgba(0,135,81,0.3); position: relative;
}
.section-title::after {
  content: ''; position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%);
  width: 100px; height: 2px; background: var(--gradient-gold); box-shadow: 0 0 10px rgba(0,135,81,0.5);
}
.section-subtitle {
  text-align: center; font-size: 1.25rem; color: rgba(255,255,255,0.7);
  margin-bottom: var(--spacing-xl); max-width: 800px; margin-left: auto; margin-right: auto;
}

/* === GRID === */
.grid { display: grid; gap: var(--spacing-lg); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

/* === ANIMATIONS === */
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
.fade-in { animation: fadeIn 0.6s ease forwards; }

/* === UTILITIES === */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-gray); }
.bg-dark { background-color: var(--color-dark); }
.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); }
.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); }

/* === RESPONSIVE === */
@media (max-width: 1024px) { :root { --container-padding: 1.5rem; } }
@media (max-width: 768px) {
  :root { --container-padding: 1rem; --spacing-xl: 2rem; --spacing-2xl: 3rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .btn { padding: 0.625rem 1.25rem; font-size: 0.9375rem; }
}
@media (max-width: 640px) {
  html { font-size: 15px; }
  .section { padding: var(--spacing-xl) 0; }
}