/* Onboarding Popup Styles */
.onboarding-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.onboarding-popup-overlay.active {
  display: flex;
  opacity: 1;
}

.onboarding-popup {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 24px;
  padding: 3rem 2.5rem;
  max-width: 520px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  position: relative;
  transform: scale(0.3);
  opacity: 0;
  transition: transform 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.6s ease;
}

.onboarding-popup-overlay.active .onboarding-popup {
  transform: scale(1);
  opacity: 1;
}

.onboarding-popup-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #6b7280;
  padding: 0.5rem;
  line-height: 1;
  transition: color 0.2s ease;
}

.onboarding-popup-close:hover {
  color: #1f2937;
}

.onboarding-popup-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #111827;
  margin: 0 0 0.5rem 0;
  text-align: center;
}

.onboarding-popup-subtitle {
  font-size: 1rem;
  color: #6b7280;
  margin: 0 0 2rem 0;
  text-align: center;
}

.onboarding-popup-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.onboarding-popup-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.onboarding-popup-form label {
  font-size: 0.875rem;
  font-weight: 600;
  color: #374151;
}

.onboarding-popup-form input {
  padding: 0.875rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  font-size: 1rem;
  background: #ffffff;
  color: #111827;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.onboarding-popup-form input::placeholder {
  color: #9ca3af;
}

.onboarding-popup-form input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.onboarding-popup-form button[type="submit"] {
  padding: 1rem;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-top: 0.5rem;
}

.onboarding-popup-form button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(59, 130, 246, 0.3);
}

.onboarding-popup-form button[type="submit"]:active {
  transform: translateY(0);
}

.onboarding-error {
  background: rgba(248, 113, 113, 0.15);
  color: #b91c1c;
  border: 1px solid rgba(239, 68, 68, 0.4);
  border-radius: 12px;
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

/* Fireworks Animation */
.firework {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  width: 0;
  height: 0;
}

.firework-particle {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: firework-explode 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
  will-change: transform, opacity;
}

@keyframes firework-explode {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translate(var(--tx), var(--ty)) scale(0.3);
    opacity: 0;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .onboarding-popup {
    background: #f3f4f6;
    border-color: #d1d5db;
    color: #111827;
  }
  
  .onboarding-popup-close {
    color: #6b7280;
  }
  
  .onboarding-popup-close:hover {
    color: #111827;
  }
  
  .onboarding-popup-title {
    color: #111827;
  }
  
  .onboarding-popup-subtitle {
    color: #1f2937;
  }
  
  .onboarding-popup-form label {
    color: #111827;
  }
  
  .onboarding-popup-form input {
    background: #ffffff;
    border-color: #d1d5db;
    color: #111827;
  }
  
  .onboarding-popup-form input::placeholder {
    color: #6b7280;
  }
  
  .onboarding-popup-form input:focus {
    border-color: #2563eb;
    background: #ffffff;
  }
}

/* Responsive */
@media (max-width: 640px) {
  .onboarding-popup {
    padding: 2rem 1.5rem;
    width: 95%;
  }
  
  .onboarding-popup-title {
    font-size: 1.5rem;
  }
  
  .onboarding-popup-subtitle {
    font-size: 0.875rem;
  }
}