/* Authentication Pages Styles */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  padding: var(--spacing-lg);
}

.dark-mode .auth-page {
  background: var(--dark-bg);
}

.auth-container {
  width: 100%;
  max-width: 480px;
}

.auth-card {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-2xl);
}

.dark-mode .auth-card {
  background: var(--dark-bg-secondary);
  border: 1px solid var(--dark-border);
}

.auth-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.auth-logo {
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
}

.auth-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
  color: var(--gray-600);
  font-size: 1rem;
  margin: 0;
}

.dark-mode .auth-subtitle {
  color: var(--dark-text-secondary);
}

.auth-form {
  margin-bottom: var(--spacing-xl);
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: var(--spacing-md);
  color: var(--gray-400);
  pointer-events: none;
}

.input-group .form-input {
  padding-left: calc(var(--spacing-md) * 2.5);
}

.input-toggle {
  position: absolute;
  right: var(--spacing-md);
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.input-toggle:hover {
  color: var(--gray-600);
}

.dark-mode .input-toggle:hover {
  color: var(--dark-text);
}

.form-hint {
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--gray-500);
}

.dark-mode .form-hint {
  color: var(--dark-text-secondary);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  font-size: 0.875rem;
}

.checkbox-input {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.btn-block {
  width: 100%;
  margin-top: var(--spacing-lg);
}

.auth-footer {
  text-align: center;
  color: var(--gray-600);
}

.dark-mode .auth-footer {
  color: var(--dark-text-secondary);
}

.auth-footer p {
  margin-bottom: var(--spacing-sm);
}

.auth-link {
  color: var(--primary-color);
  font-weight: 500;
  text-decoration: none;
}

.auth-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.auth-divider {
  text-align: center;
  margin: var(--spacing-xl) 0;
  position: relative;
}

.auth-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gray-200);
  transform: translateY(-50%);
}

.dark-mode .auth-divider::before {
  background: var(--dark-border);
}

.auth-divider span {
  background: white;
  padding: 0 var(--spacing-md);
  position: relative;
  color: var(--gray-500);
  font-size: 0.875rem;
}

.dark-mode .auth-divider span {
  background: var(--dark-bg-secondary);
  color: var(--dark-text-secondary);
}

.demo-info {
  margin-top: var(--spacing-lg);
}

.demo-info .alert {
  text-align: left;
}

/* Password Requirements */
.password-requirements {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--gray-50);
  border-radius: var(--radius-md);
}

.dark-mode .password-requirements {
  background: var(--dark-bg);
}

.requirement {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-xs) 0;
  font-size: 0.75rem;
  color: var(--gray-500);
}

.dark-mode .requirement {
  color: var(--dark-text-secondary);
}

.requirement i {
  font-size: 0.875rem;
  opacity: 0.3;
}

.requirement.valid {
  color: var(--success-color);
}

.requirement.valid i {
  opacity: 1;
}

/* Loading States */
.btn[disabled] {
  cursor: not-allowed;
  opacity: 0.7;
}

.btn[disabled] i {
  animation: spin 1s linear infinite;
}

/* Error States */
.form-input.error {
  border-color: var(--danger-color);
}

.form-input.error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Notification Styles */
.notification {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 9999;
  transform: translateX(400px);
  transition: transform var(--transition-base);
}

.dark-mode .notification {
  background: var(--dark-bg-secondary);
  border: 1px solid var(--dark-border);
}

.notification.show {
  transform: translateX(0);
}

.notification-success {
  border-left: 4px solid var(--success-color);
}

.notification-success i {
  color: var(--success-color);
}

.notification-error {
  border-left: 4px solid var(--danger-color);
}

.notification-error i {
  color: var(--danger-color);
}

.notification-warning {
  border-left: 4px solid var(--warning-color);
}

.notification-warning i {
  color: var(--warning-color);
}

/* Error Screen */
.error-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.error-content {
  text-align: center;
  max-width: 480px;
}

.error-content h1 {
  margin: var(--spacing-lg) 0;
}

.error-content p {
  color: var(--gray-600);
  margin-bottom: var(--spacing-xl);
}

.dark-mode .error-content p {
  color: var(--dark-text-secondary);
}

/* Responsive */
@media (max-width: 640px) {
  .auth-card {
    padding: var(--spacing-lg);
  }
  
  .auth-title {
    font-size: 1.5rem;
  }
  
  .notification {
    left: var(--spacing-md);
    right: var(--spacing-md);
    transform: translateY(-100px);
  }
  
  .notification.show {
    transform: translateY(0);
  }
}