.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  max-width: 440px;
  width: 90%;
  padding: 32px;
  position: relative;
  animation: slideUp 0.3s ease;
}

.modal-header {
  margin-bottom: 24px;
}

.modal-header h2 {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.modal-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 4px;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.form-group input {
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-color);
}

.form-error {
  color: #ef4444;
  font-size: 14px;
  margin-top: -8px;
  display: none;
}

.form-error.active {
  display: block;
}

.form-success {
  color: #10b981;
  font-size: 14px;
  text-align: center;
  display: none;
}

.form-success.active {
  display: block;
}

.modal .btn {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  margin-top: 8px;
}

.modal-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
}

.modal-footer a {
  color: var(--accent-color);
  text-decoration: none;
}

.modal-footer a:hover {
  text-decoration: underline;
}

.user-menu {
  position: relative;
  display: none;
}

.user-menu.active {
  display: block;
}

.user-button {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-button:hover {
  border-color: var(--accent-color);
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
  min-width: 200px;
  display: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.user-dropdown.active {
  display: block;
}

.user-info {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 8px;
}

.user-email {
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.user-tier {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.user-generations {
  font-size: 13px;
  color: var(--accent-color);
  margin-top: 8px;
}

.dropdown-item {
  padding: 10px 12px;
  cursor: pointer;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-primary);
}

.dropdown-item:hover {
  background: var(--bg-secondary);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .modal {
    padding: 24px;
    margin: 20px;
  }
}