/* ============================================
   TopCasinoBurundi - Main Stylesheet
   Burundi Flag Colors: Red / Green / White
   ============================================ */

:root {
  --color-primary: #CE1126;
  --color-primary-dark: #a50d1e;
  --color-primary-light: #e8334a;
  --color-secondary: #1EB53A;
  --color-secondary-dark: #179130;
  --color-secondary-light: #38d454;
  --color-accent: #FFFFFF;
  --color-bg: #0a0005;
  --color-dark: #0a0005;
  --color-dark-lighter: #180010;
  --color-dark-card: #140008;
  --color-gray: #8b8b9f;
  --color-gray-light: #2a1520;
  --color-light: #1e0a12;
  --color-white: #ffffff;
  --color-success: #1EB53A;
  --color-warning: #f59e0b;
  --color-error: #CE1126;
  --color-info: #60a5fa;

  --gradient-primary: linear-gradient(135deg, #CE1126 0%, #a50d1e 50%, #8a0018 100%);
  --gradient-secondary: linear-gradient(135deg, #1EB53A 0%, #179130 100%);
  --gradient-accent: linear-gradient(135deg, #CE1126 0%, #1EB53A 100%);
  --gradient-dark: linear-gradient(180deg, #0a0005 0%, #180010 100%);
  --gradient-gold: linear-gradient(135deg, #CE1126 0%, #e8334a 50%, #CE1126 100%);
  --gradient-hero: radial-gradient(ellipse at top right, #2a0008, #0a0005);

  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.4);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.5), 0 2px 4px -1px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.6), 0 4px 6px -2px rgba(0,0,0,0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.7), 0 10px 10px -5px rgba(0,0,0,0.5);
  --shadow-glow-red: 0 0 20px rgba(206,17,38,0.35), 0 0 40px rgba(206,17,38,0.15);
  --shadow-glow-green: 0 0 20px rgba(30,181,58,0.3), 0 0 40px rgba(30,181,58,0.1);
  --shadow-glow-gold: 0 0 20px rgba(206,17,38,0.3), 0 0 40px rgba(206,17,38,0.1);

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

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

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

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

  --container-max: 1280px;
  --container-padding: 2rem;
}

* { 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-bg);
  background-image:
    radial-gradient(circle at 20% 50%, rgba(206,17,38,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(30,181,58,0.06) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(206,17,38,0.04) 0%, transparent 50%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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 {
  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-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  font-weight: 700;
  box-shadow: var(--shadow-md), var(--shadow-glow-red);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.5s;
}
.btn-primary:hover::before { left: 100%; }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow-red), 0 0 30px rgba(206,17,38,0.4);
  color: var(--color-white);
}

.btn-secondary {
  background: var(--gradient-secondary);
  color: var(--color-white);
  font-weight: 700;
  box-shadow: var(--shadow-md), var(--shadow-glow-green);
}
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow-green);
  color: var(--color-white);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border-color: white;
  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(206,17,38,0.15);
  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-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover {
  box-shadow: var(--shadow-xl), var(--shadow-glow-red);
  transform: translateY(-4px);
  border-color: rgba(206,17,38,0.35);
}
.card:hover::before { opacity: 1; }

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  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: white; }
.badge-secondary { background: var(--gradient-secondary); color: white; }
.badge-success { background: var(--color-success); color: white; }

/* === SECTIONS === */
.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 30px rgba(206,17,38,0.4);
  position: relative;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px; left: 50%;
  transform: translateX(-50%);
  width: 100px; height: 2px;
  background: var(--gradient-primary);
  box-shadow: 0 0 10px rgba(206,17,38,0.5);
}
.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  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); }
}
.fade-in { animation: fadeIn 0.6s ease forwards; }

/* === UTILITIES === */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--color-gray); }
.bg-dark { background-color: var(--color-dark); }
.bg-light { background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-dark-lighter) 100%); }

.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)}
.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)}

/* === 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; }
}