:root {
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --secondary: #10b981;
  --accent: #f59e0b;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --surface-active: rgba(255, 255, 255, 0.09);
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.04);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.25);
  --glow-primary: 0 0 20px rgba(99, 102, 241, 0.3);
  --glow-success: 0 0 20px rgba(34, 197, 94, 0.3);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.1), transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.05), transparent),
    radial-gradient(1px 1px at 90px 40px, rgba(255,255,255,0.08), transparent),
    radial-gradient(1px 1px at 130px 80px, rgba(255,255,255,0.03), transparent);
  background-repeat: repeat;
  background-size: 150px 100px;
  opacity: 0.4;
  pointer-events: none;
  z-index: -1;
}

.container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.main-card {
  width: 100%;
  max-width: 1200px;
  background-color: rgba(15, 15, 35, 0.6);
  background: rgba(15, 15, 35, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 32px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  position: relative;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

.main-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    rgba(99, 102, 241, 0.8) 20%,
    rgba(16, 185, 129, 0.8) 50%,
    rgba(245, 158, 11, 0.8) 80%,
    transparent
  );
}

.logo-video {
  height: 300px;
  width: auto;
  max-width: 500px;
  border-radius: 40px;
  box-shadow:
    0 30px 60px rgba(0, 0, 0, 0.4),
    0 0 100px rgba(99, 102, 241, 0.4),
    0 0 150px rgba(99, 102, 241, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  object-fit: cover;
  border: 4px solid var(--primary);
  background: rgba(0, 0, 0, 0.2);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  animation: videoGlow 3s infinite alternate;
}

@keyframes videoGlow {
  from {
    box-shadow:
      0 30px 60px rgba(0, 0, 0, 0.4),
      0 0 100px rgba(99, 102, 241, 0.6),
      0 0 150px rgba(99, 102, 241, 0.3);
  }
  to {
    box-shadow:
      0 30px 60px rgba(0, 0, 0, 0.4),
      0 0 120px rgba(99, 102, 241, 0.8),
      0 0 200px rgba(99, 102, 241, 0.4);
  }
}

.logo-video:hover {
  transform: translateY(-12px) scale(1.05);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.5),
    0 0 80px rgba(99, 102, 241, 0.5),
    0 0 120px rgba(99, 102, 241, 0.2);
}

/* Hero Section */
.hero-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 3rem 2rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-section {
    grid-template-columns: 1.2fr 1fr;
    padding: 4rem 3rem;
    gap: 4rem;
  }
  .hero-content {
    text-align: left;
  }
  .hero-content h1, .hero-content .lead {
    text-align: left;
    margin-left: 0;
  }
  .hero-actions {
    justify-content: flex-start;
  }
}

.hero-content {
  text-align: center;
  z-index: 2;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2rem;
}

/* Video Wrapper */
.video-wrapper {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 
    0 20px 40px rgba(0,0,0,0.4),
    0 0 0 1px rgba(255,255,255,0.1);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.5s ease;
}

.video-wrapper:hover {
  transform: perspective(1000px) rotateY(0deg) scale(1.02);
}

.presentation-video {
  width: 100%;
  height: auto;
  display: block;
  background: #000;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(99, 102, 241, 0.2), transparent);
  pointer-events: none;
}

/* Divider */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 2rem 2rem;
  position: relative;
}

.divider::before,
.divider::after {
  content: '';
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  flex: 1;
}

.divider span {
  padding: 0 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Game Section Updates */
.game-section {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.game-header {
  text-align: center;
  margin-bottom: 1rem;
}

.wheel-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .wheel-wrapper {
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 5rem;
  }
}

.wheel-container {
  text-align: center;
  animation: slideInFromLeft 0.8s ease-out 0.6s both;
}

@keyframes slideInFromLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to { opacity: 1; transform: translateX(0); }
}

.wheel {
  position: relative;
  width: min(480px, 94vw);
  height: min(480px, 94vw);
  margin: 0 auto;
  border-radius: 50%;
  border: 8px solid #ffffff;
  box-shadow:
    0 15px 35px rgba(0, 0, 0, 0.5),
    inset 0 0 0 3px #e5e7eb,
    inset 0 0 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, #fdfefe 0%, #eef2f7 70%, #e5e7eb 100%);
  transition: all 0.3s ease;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  will-change: transform;
}

@media (min-width: 768px) {
  .wheel {
    width: 520px;
    height: 520px;
    border: 12px solid #ffffff;
  }
}

.wheel:hover {
  transform: scale(1.02);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(99, 102, 241, 0.3),
    inset 0 0 30px rgba(0, 0, 0, 0.2);
}

.wheel-disc {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  transition: transform 4s cubic-bezier(0.23, 1, 0.32, 1);
  background-size: cover;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.2);
}

.wheel-disc::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 45%, rgba(0,0,0,0.2) 100%);
  pointer-events: none;
}

.pointer {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 52px;
  filter: drop-shadow(0 8px 14px rgba(0,0,0,0.5));
  z-index: 15;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  clip-path: polygon(50% 0%, 100% 100%, 0 100%);
  border-radius: 4px;
}

@media (min-width: 768px) {
  .pointer {
    top: -20px;
    width: 52px;
    height: 56px;
    filter: drop-shadow(0 10px 16px rgba(0,0,0,0.5)) drop-shadow(0 0 12px rgba(245, 158, 11, 0.55));
  }
}

@keyframes pointerGlow {
  from { filter: drop-shadow(0 6px 12px rgba(0,0,0,0.3)) drop-shadow(0 0 10px rgba(245, 158, 11, 0.5)); }
  to { filter: drop-shadow(0 6px 12px rgba(0,0,0,0.3)) drop-shadow(0 0 20px rgba(245, 158, 11, 0.8)); }
}

.center-cap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(80px, 20vw);
  height: min(80px, 20vw);
  border-radius: 50%;
  background: #ffffff;
  border: 4px solid #6366f1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: #374151;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 6px 18px rgba(0, 0, 0, 0.3),
    0 0 24px rgba(99, 102, 241, 0.4);
  z-index: 10;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (min-width: 768px) {
  .center-cap {
    width: 100px;
    height: 100px;
    border: 6px solid #6366f1;
    font-size: 1.8rem;
  }
}

.center-cap:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow:
    var(--shadow-xl),
    0 0 40px rgba(99, 102, 241, 0.5);
}

.result-section {
  animation: slideInFromRight 0.8s ease-out 0.8s both;
  width: 100%;
  max-width: 400px;
}

@keyframes slideInFromRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

.result-section h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.result-section h3::before { content: '🎯'; font-size: 1.25rem; }

.result {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  color: #ffffff;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  font-weight: 500;
  font-size: 1.1rem;
  line-height: 1.6;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.result::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.result.winner {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(16, 185, 129, 0.2));
  border-color: var(--success);
  box-shadow: var(--shadow-lg), var(--glow-success);
  animation: celebrate 0.6s ease-out;
}

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

.footnote {
  color: #9ca3af;
  font-size: 0.875rem;
  line-height: 1.6;
  text-align: center;
}

/* Buttons */
.btn {
  padding: 1rem 2rem;
  border-radius: 16px;
  border: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
  min-width: 200px;
  justify-content: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.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: left 0.5s;
}

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

.btn-primary {
  background-color: #6366f1;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #ffffff !important; /* Force white text */
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3), 0 0 20px rgba(99, 102, 241, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.4),
    var(--glow-primary),
    0 0 30px rgba(99, 102, 241, 0.6);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  transform: translateY(-4px) scale(1.02);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-lg);
  color: #ffffff;
}

.btn:disabled,
.btn.disabled {
  opacity: 0.8; /* More visible */
  cursor: not-allowed;
  filter: grayscale(0.5);
  transform: none !important;
  box-shadow: none !important;
  background: rgba(50, 50, 50, 0.5); /* Darker background for disabled */
  color: #a1a1aa !important; /* Grey text */
  border-color: rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
  .container {
    padding: 10px;
    align-items: flex-start;
  }

  .main-card {
    margin: 0;
    width: 100%;
    border-radius: 20px;
    /* On mobile, we want the card to flow naturally */
    min-height: auto; 
  }

  /* Hero Section Mobile */
  .hero-section {
    padding: 2rem 1.5rem;
    gap: 2rem;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2rem; /* Smaller title */
    margin-bottom: 1rem;
  }

  .hero-content .lead {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }

  .hero-actions {
    justify-content: center;
    width: 100%;
  }

  .video-wrapper {
    /* Disable 3D effect on mobile for better performance/layout */
    transform: none !important; 
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
  }
  
  .video-wrapper:hover {
    transform: none !important;
  }

  /* Game Section Mobile */
  .game-section {
    padding: 1.5rem;
    gap: 2rem;
  }

  .wheel-wrapper {
    gap: 2rem;
  }

  .wheel {
    /* Make wheel responsive on mobile to fit screen width */
    width: 92vw;
    height: 92vw;
    max-width: 400px;
    max-height: 400px;
    border-width: 8px;
  }

  .center-cap {
    width: 60px;
    height: 60px;
    font-size: 1rem;
    border-width: 3px;
  }

  .pointer {
    top: -10px;
    width: 36px;
    height: 40px;
  }

  /* Buttons Mobile */
  .btn {
    width: 100%; /* Full width buttons */
    padding: 1rem;
    font-size: 0.9rem;
    justify-content: center;
  }

  .result {
    padding: 1.5rem;
    font-size: 1rem;
  }
}

@media (max-width: 380px) {
  .wheel {
    /* Keep responsive ratio on very small screens */
    width: 92vw;
    height: 92vw;
  }
  
  .hero-content h1 {
    font-size: 1.75rem;
  }
}

/* Styles spécifiques pour forcer les couleurs sur mobile */
@media (max-width: 768px) {
  .wheel-disc { -webkit-transform: translateZ(0) !important; transform: translateZ(0) !important; will-change: transform; backface-visibility: hidden; }
  .main-card { -webkit-transform: translateZ(0); transform: translateZ(0); }
  .btn-primary { background-color: #6366f1 !important; }
  .badge { background-color: #6366f1 !important; }
}

@media (max-width: 360px) {
  .header { padding: 0.75rem 0.5rem 0.5rem; }
  .content { padding: 0 0.5rem 1rem; }
  .btn { padding: 0.75rem; font-size: 0.85rem; }
  .result { padding: 1rem; font-size: 0.9rem; }
}

.btn:disabled,
.btn.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: grayscale(1);
  transform: none !important;
  box-shadow: none !important;
}

/* Effet de brillance sur le bouton principal */
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.1) 40%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0.1) 60%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(45deg) translateY(-100%);
  transition: transform 0.6s;
}

.btn-primary:hover::after {
  transform: rotate(45deg) translateY(100%);
}

@keyframes confetti-fall {
  0% { transform: translateY(-10px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(360deg); opacity: 0; }
}