/* Safe Modal Login Styles */
.login-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
  animation: modalFadeIn 0.3s ease-out;
}

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

.login-modal-overlay {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-modal-content {
  background: white;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-modal-header {
  padding: 24px 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.login-modal-header h2 {
  margin: 0;
  color: #2c3e50;
  font-size: 1.5em;
  font-weight: 600;
  line-height: 1.3;
  flex: 1;
  padding-right: 15px;
}

.login-modal-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: #95a5a6;
  padding: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.login-modal-close:hover {
  color: #e74c3c;
  background: #f8f9fa;
}

.login-modal-body {
  padding: 24px;
}

.modal-login-form .form-group {
  margin-bottom: 20px;
}

.modal-login-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  color: #2c3e50;
  font-size: 0.875rem;
}

.modal-login-form input[type='text'],
.modal-login-form input[type='password'] {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  font-size: 1rem;
  box-sizing: border-box;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  background: #f8f9fa;
}

.modal-login-form input:focus-visible {
  outline: none;
  border-color: #3498db;
  background: white;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-actions {
  margin: 24px 0 20px;
}

.login-submit-btn {
  width: 100%;
  padding: 14px 20px;
  background: linear-gradient(135deg, #3498db, #2980b9);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-submit-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #2980b9, #1f639a);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.login-submit-btn:active:not(:disabled) {
  transform: translateY(0);
}

.login-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.login-btn-spinner {
  font-size: 0.875rem;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.login-links {
  text-align: center;
  margin-top: 20px;
  font-size: 0.875rem;
  color: #7f8c8d;
}

.login-links a {
  color: #3498db;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.login-links a:hover {
  color: #2980b9;
  text-decoration: underline;
}

.login-links .separator {
  margin: 0 12px;
  color: #bdc3c7;
}

/* Social Login Styles */
.social-login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 24px 0 20px;
}

.social-login-divider::before,
.social-login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #e9ecef;
}

.social-login-divider span {
  padding: 0 16px;
  color: #7f8c8d;
  font-size: 0.875rem;
  font-weight: 500;
}

.social-login-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.social-login-btn {
  width: 100%;
  padding: 14px 20px;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 50px;
  background: white;
  color: #2c3e50;
}

.social-login-btn:hover:not(:disabled) {
  border-color: #d0d7de;
  background: #f8f9fa;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.social-login-btn:active:not(:disabled) {
  transform: translateY(0);
}

.social-login-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.google-login-btn {
  border-color: #dadce0;
}

.google-login-btn:hover:not(:disabled) {
  border-color: #1a73e8;
  background: #fafbff;
}

.social-login-btn svg {
  flex-shrink: 0;
}

.social-login-btn span {
  flex: 1;
  text-align: center;
}

.login-error {
  background: #ffebee;
  color: #c62828;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  border-left: 4px solid #e53e3e;
  font-size: 0.875rem;
  line-height: 1.4;
}

.login-error::before {
  content: '⚠ ';
  font-weight: bold;
}

.login-success-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: #4caf50;
  color: white;
  padding: 15px 20px;
  border-radius: 6px;
  z-index: 10001;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  font-size: 0.875rem;
  max-width: 300px;
  animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive design */
@media (max-width: 480px) {
  .login-modal-overlay {
    padding: 10px;
  }

  .login-modal-content {
    border-radius: 8px;
    max-width: none;
    margin: 0;
  }

  .login-modal-header {
    padding: 20px 20px 0;
  }

  .login-modal-body {
    padding: 20px;
  }

  .login-modal-header h2 {
    font-size: 1.3em;
  }

  .modal-login-form input[type='text'],
  .modal-login-form input[type='password'] {
    font-size: 16px; /* Prevents zoom on iOS */
  }
}

/* Tablet responsive design - larger touch targets */
@media (min-width: 481px) and (max-width: 1024px) {
  .login-modal-content {
    max-width: 460px;
  }

  .login-modal-header {
    padding: 28px 28px 0;
  }

  .login-modal-body {
    padding: 28px;
  }

  .modal-login-form input[type='text'],
  .modal-login-form input[type='password'],
  .modal-login-form input[type='email'] {
    padding: 16px 20px;
    font-size: 1.0625rem;
  }

  .login-submit-btn,
  .social-login-btn {
    padding: 16px 24px;
    min-height: 56px;
    font-size: 1.0625rem;
  }

  .form-group {
    margin-bottom: 24px;
  }

  .login-modal-header h2 {
    font-size: 1.6em;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .login-modal {
    background: rgba(0, 0, 0, 0.8);
  }

  .modal-login-form input[type='text'],
  .modal-login-form input[type='password'] {
    border-width: 2px;
  }

  .login-submit-btn {
    background: #000;
    border: 2px solid #fff;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .login-modal,
  .login-modal-content,
  .login-success-notification {
    animation: none;
  }

  .login-modal-close,
  .login-submit-btn {
    transition: none;
  }

  .login-btn-spinner {
    animation: none;
  }

  .login-btn-spinner::after {
    content: '...';
  }
}

/* Logout Modal Specific Styles */
.logout-modal .logout-content {
  max-width: 400px;
}

.logout-modal .logout-message {
  font-size: 1.1em;
  color: #2c3e50;
  margin: 0 0 24px 0;
  line-height: 1.6;
  text-align: center;
}

.logout-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.logout-cancel-btn,
.logout-confirm-btn {
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 1em;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  min-width: 120px;
}

.logout-cancel-btn {
  background: #ecf0f1;
  color: #2c3e50;
}

.logout-cancel-btn:hover {
  background: #d5dbdb;
}

.logout-confirm-btn {
  background: #e74c3c;
  color: white;
}

.logout-confirm-btn:hover:not(:disabled) {
  background: #c0392b;
}

.logout-confirm-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.logout-btn-spinner {
  display: none;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.logout-modal-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: #95a5a6;
  padding: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.logout-modal-close:hover {
  color: #e74c3c;
  background: #f8f9fa;
}

/* Mobile responsive */
@media (max-width: 480px) {
  .logout-actions {
    flex-direction: column;
  }

  .logout-cancel-btn,
  .logout-confirm-btn {
    width: 100%;
  }
}

/* ===================================================================
 * UNIFIED LOGIN/SIGNUP FLOW
 * Multi-step authentication with email detection
 * ================================================================ */

/* Step containers */
.auth-step {
  display: none;
  animation: stepFadeIn 0.3s ease-out;
}

.auth-step.active {
  display: block;
}

@keyframes stepFadeIn {
  from {
    opacity: 0;
    transform: translateX(10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Step subtitles */
.auth-subtitle {
  font-size: 0.875rem;
  color: #7f8c8d;
  margin: 0 0 20px 0;
  text-align: center;
}

/* Back button */
.auth-back-btn {
  background: none;
  border: none;
  color: #3498db;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 0;
  margin-bottom: 16px;
  display: inline-block;
  transition: color 0.2s ease;
}

.auth-back-btn:hover {
  color: #2980b9;
  text-decoration: underline;
}

/* Email display pill */
.auth-email-display {
  background: #e8f4fc;
  color: #2c3e50;
  padding: 10px 18px;
  border-radius: 20px;
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 20px;
  word-break: break-all;
}

/* Auth method options */
.auth-method-message {
  font-size: 0.875rem;
  color: #2c3e50;
  margin-bottom: 16px;
  text-align: center;
}

.auth-method-options {
  margin-bottom: 20px;
}

.auth-social-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

/* Password strength indicator */
.password-strength {
  height: 4px;
  margin-top: 8px;
  border-radius: 2px;
  transition: all 0.3s ease;
  background: #e9ecef;
}

.password-strength.weak {
  background: #e74c3c;
  width: 33%;
}

.password-strength.medium {
  background: #f39c12;
  width: 66%;
}

.password-strength.strong {
  background: #27ae60;
  width: 100%;
}

/* Optional label styling */
.optional {
  font-size: 0.75rem;
  font-weight: 400;
  color: #95a5a6;
}

/* Terms text */
.terms-text {
  font-size: 0.75rem;
  color: #7f8c8d;
  text-align: center;
  margin-top: 16px;
  line-height: 1.5;
}

.terms-text a {
  color: #3498db;
  text-decoration: none;
}

.terms-text a:hover {
  text-decoration: underline;
}

/* Age/Terms checkbox */
.form-group-checkbox {
  margin-bottom: 20px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-weight: normal;
}

.checkbox-label input[type='checkbox'] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: #3498db;
}

.checkbox-text {
  font-size: 0.8125rem;
  color: #2c3e50;
  line-height: 1.5;
}

.checkbox-text a {
  color: #3498db;
  text-decoration: none;
}

.checkbox-text a:hover {
  text-decoration: underline;
}

/* Social signin buttons container in email step */
.social-signin-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Responsive adjustments for unified flow */
@media (max-width: 480px) {
  .auth-email-display {
    font-size: 0.8125rem;
    padding: 8px 14px;
  }

  .auth-back-btn {
    font-size: 0.8125rem;
  }
}

/* Reduced motion support for step transitions */
@media (prefers-reduced-motion: reduce) {
  .auth-step {
    animation: none;
  }

  @keyframes stepFadeIn {
    from {
      opacity: 1;
      transform: none;
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}
/* App Store purchase help notice */
.app-store-help-notice {
  border-top: 1px solid #eee;
  margin-top: 1em;
  padding-top: 0.8em;
  text-align: center;
}
.app-store-help-notice p {
  font-size: 0.78rem;
  color: #888;
  margin: 0;
  line-height: 1.4;
}
.app-store-help-notice a {
  color: #2d5a2d;
  text-decoration: underline;
}

/* Direct signup affordance under the email form */
.auth-signup-link {
  text-align: center;
  margin: 16px 0 0;
  font-size: 0.875rem;
  color: #7f8c8d;
}

.auth-signup-link .link-button {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--sm-brand-navy, #2c5d8f);
  font-weight: 500;
  cursor: pointer;
}

.auth-signup-link .link-button:hover {
  text-decoration: underline;
}

.auth-signup-link .link-button:focus-visible {
  outline: 2px solid var(--sm-brand-navy, #2c5d8f);
  outline-offset: 2px;
  border-radius: 2px;
}