/* ===== AUTH PAGES STYLES ===== */

.auth-main {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

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

.auth-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

.auth-header h1 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.auth-header p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
  margin: 0;
}

/* ===== SOCIAL LOGIN ===== */
.social-login {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.btn-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-social:hover {
  border-color: var(--color-primary);
  background: #f8fafc;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.btn-google:hover {
  border-color: #4285F4;
}

.btn-apple:hover {
  border-color: #000;
}

/* ===== DIVIDER ===== */
.divider {
  position: relative;
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}

.divider span {
  background: #ffffff;
  padding: 0 var(--spacing-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ===== FORM STYLES ===== */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.form-group input {
  padding: var(--spacing-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #ffffff;
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.form-group input:invalid {
  border-color: var(--color-error);
}

.form-group small {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-xs);
}

/* ===== PASSWORD STRENGTH ===== */
.password-strength {
  height: 4px;
  background: #e2e8f0;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--spacing-xs);
}

.password-strength::before {
  content: '';
  display: block;
  height: 100%;
  width: 0;
  background: var(--color-error);
  transition: all var(--transition-normal);
}

.password-strength.weak::before {
  width: 25%;
  background: var(--color-error);
}

.password-strength.fair::before {
  width: 50%;
  background: var(--color-warning);
}

.password-strength.good::before {
  width: 75%;
  background: var(--color-info);
}

.password-strength.strong::before {
  width: 100%;
  background: var(--color-success);
}

/* ===== CHECKBOX STYLES ===== */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  position: relative;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-label a {
  color: var(--color-primary);
  text-decoration: none;
}

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

/* ===== FORM OPTIONS ===== */
.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.forgot-link {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
}

.forgot-link:hover {
  text-decoration: underline;
}

/* ===== AUTH FOOTER ===== */
.auth-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.auth-footer p {
  color: var(--color-text-secondary);
  margin: 0;
}

.auth-footer a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 480px) {
  .auth-card {
    padding: var(--spacing-xl);
  }
  
  .auth-header h1 {
    font-size: var(--font-size-2xl);
  }
  
  .form-options {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: flex-start;
  }
}

/* ===== FIELD ERROR STYLES ===== */
.field-error {
  border-color: var(--color-error) !important;
}

.field-error-message {
  color: var(--color-error);
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-xs);
}

/* ===== LOADING STATES ===== */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.btn.loading {
  position: relative;
  color: transparent;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}