/* Custom Styles and Glassmorphism for Conversor de Letras */

:root {
  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-accent: #ec4899;
}

/* Glassmorphism Classes */
.glass-panel {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(229, 231, 235, 0.8);
}

.dark .glass-panel {
  background: rgba(17, 24, 39, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(55, 65, 81, 0.6);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark .glass-card {
  background: rgba(31, 41, 55, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -10px rgba(99, 102, 241, 0.18);
}

/* Custom Glow Effect */
.glow-on-hover:hover {
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}

.dark ::-webkit-scrollbar-thumb {
  background: #334155;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Toast Animations */
@keyframes slideUpFade {
  from {
    opacity: 0;
    transform: translate(-50%, 20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
}

.animate-toast {
  animation: slideUpFade 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Pulse animation for copy badge */
@keyframes pulseBadge {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

.badge-copied {
  animation: pulseBadge 0.3s ease-in-out;
}

/* Copy card active click feedback */
.font-card:active {
  transform: scale(0.985);
}

/* Line Clamp helper */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Typography polish */
.font-preview {
  word-break: break-word;
  overflow-wrap: anywhere;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
}

/* Skeleton Loading Animation */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 37%, #f1f5f9 63%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}

.dark .skeleton {
  background: linear-gradient(90deg, #1e293b 25%, #334155 37%, #1e293b 63%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}