/* AI & Beyond - Styles Globaux */

/* Variables CSS */
:root {
  --primary: #6366f1;
  --secondary: #8b5cf6;
  --accent: #06b6d4;
  --dark: #0f172a;
}

/* Base */
body {
  font-family: 'Inter', sans-serif;
}

/* Gradients */
.gradient-bg {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-text {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glass Effect */
.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Hover Lift Effect */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Animations */
@keyframes float {
  0%, 100% { 
    transform: translateY(0px); 
  }
  50% { 
    transform: translateY(-20px); 
  }
}

.float-animation {
  animation: float 6s ease-in-out infinite;
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .float-animation {
    animation: none;
  }
  
  .hover-lift {
    transition: none;
  }
  
  .hover-lift:hover {
    transform: none;
  }
  
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus States for Accessibility */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}

/* Chat Bot Widget Styles (pour le futur bot) */
#ai-chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
}

#chat-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#chat-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

#chat-container {
  display: none;
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 380px;
  height: 600px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  z-index: 9998;
}

#chat-container.active {
  display: flex;
  flex-direction: column;
}

#chat-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  padding: 16px;
  font-weight: 600;
}

#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  background: #f8fafc;
}

#chat-input-container {
  border-top: 1px solid #e2e8f0;
  padding: 16px;
  background: white;
}

.message {
  margin-bottom: 12px;
  padding: 12px;
  border-radius: 12px;
  max-width: 80%;
}

.message.bot {
  background: white;
  margin-right: auto;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.message.user {
  background: var(--primary);
  color: white;
  margin-left: auto;
}

/* Responsive Bot Widget */
@media (max-width: 640px) {
  #chat-container {
    width: calc(100vw - 40px);
    height: calc(100vh - 120px);
    right: 20px;
    bottom: 90px;
  }
}