/* ============================================
   SPBX - Authentication Page Styles
   ============================================ */

/* ============================================
   Auth Layout
   ============================================ */

.auth-layout {
  min-height: 100vh;
  display: flex;
}

.auth-layout__sidebar {
  flex: 0 0 45%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-3xl);
  color: var(--text-light);
  position: relative;
  overflow: hidden;
}

.auth-layout__sidebar::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.auth-layout__sidebar-content {
  position: relative;
  z-index: 1;
}

.auth-layout__brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.auth-layout__brand-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.auth-layout__brand-icon {
  width: 48px;
  height: 48px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
}

.auth-layout__brand-name {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-light);
}

.auth-layout__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  color: var(--text-light);
}

.auth-layout__description {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  line-height: 1.6;
  margin-bottom: var(--spacing-2xl);
  color: var(--text-light);
}

.auth-layout__features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.auth-layout__feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-base);
  color: var(--text-light);
}

.auth-layout__feature-icon {
  width: 24px;
  height: 24px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.auth-layout__main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-3xl);
  background-color: var(--bg-primary);
}

.auth-layout__form-container {
  max-width: 420px;
  width: 100%;
  margin: 0 auto;
}

/* ============================================
   Auth Form
   ============================================ */

.auth-form__header {
  margin-bottom: var(--spacing-lg);
}

.auth-form__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
}

.auth-form__subtitle {
  color: var(--text-secondary);
}

.auth-form__subtitle a {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

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

.auth-form__body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.auth-form__row {
  display: flex;
  gap: var(--spacing-md);
}

.auth-form__row > .form-group {
  flex: 1;
  margin-bottom: 0;
}

.auth-form__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.auth-form__remember {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.auth-form__forgot {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.auth-form__forgot:hover {
  text-decoration: underline;
}

.auth-form__submit {
  margin-top: var(--spacing-md);
}

.auth-form__divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.auth-form__divider::before,
.auth-form__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--border-color);
}

.auth-form__divider-text {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.auth-form__social {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.auth-form__social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.auth-form__social-btn:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-300);
}

.auth-form__social-icon {
  width: 20px;
  height: 20px;
}

.auth-form__footer {
  margin-top: var(--spacing-md);
  text-align: center;
}

.auth-form__submit {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.auth-form__terms {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.6;
}

.auth-form__terms a {
  color: var(--color-primary);
}

/* ============================================
   Admin Auth
   ============================================ */

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

.auth-admin__card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  padding: var(--spacing-2xl);
}

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

.auth-admin__icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
}

.auth-admin__icon svg {
  width: 32px;
  height: 32px;
  color: var(--text-light);
}

.auth-admin__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.auth-admin__subtitle {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* ============================================
   Password Strength Indicator
   ============================================ */

.password-strength {
  margin-top: var(--spacing-sm);
}

.password-strength__bar {
  height: 4px;
  background-color: var(--color-gray-200);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.password-strength__fill {
  height: 100%;
  width: 0;
  border-radius: 2px;
  transition: all var(--transition);
}

.password-strength__fill--weak {
  width: 33%;
  background-color: var(--color-danger);
}

.password-strength__fill--medium {
  width: 66%;
  background-color: var(--color-warning);
}

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

.password-strength__text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ============================================
   Verification Code Input
   ============================================ */

.verification-code {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
}

.verification-code__input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
}

.verification-code__input:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ============================================
   Auth Messages
   ============================================ */

.auth-message {
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
  display: none;
}

.auth-message--visible {
  display: block;
}

.auth-message--error {
  background-color: var(--color-danger-light);
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.auth-message--success {
  background-color: var(--color-success-light);
  color: #155724;
  border: 1px solid #c3e6cb;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .auth-layout__sidebar {
    flex: 0 0 40%;
    padding: var(--spacing-2xl);
  }
  
  .auth-layout__title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 768px) {
  .auth-layout {
    flex-direction: column;
  }
  
  .auth-layout__sidebar {
    flex: none;
    padding: var(--spacing-xl);
  }
  
  .auth-layout__title {
    font-size: var(--font-size-2xl);
  }
  
  .auth-layout__description {
    font-size: var(--font-size-base);
    display: none;
  }
  
  .auth-layout__features {
    display: none;
  }
  
  .auth-layout__main {
    padding: var(--spacing-xl);
  }
  
  .auth-form__row {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .auth-layout__sidebar {
    padding: var(--spacing-lg);
  }
  
  .auth-layout__main {
    padding: var(--spacing-lg);
  }
  
  .auth-admin__card {
    padding: var(--spacing-lg);
  }
  
  .verification-code__input {
    width: 40px;
    height: 48px;
    font-size: var(--font-size-lg);
  }
}

/* ========================================
   AUTH PAGE ANIMATIONS
   ======================================== */

.auth-layout__sidebar-content {
  animation: fadeInLeft 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-layout__main {
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.auth-card {
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}

.auth-admin__card {
  animation: scaleIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.auth-layout__features {
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

.auth-layout__feature {
  opacity: 0;
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.auth-layout__feature:nth-child(1) { animation-delay: 0.5s; }
.auth-layout__feature:nth-child(2) { animation-delay: 0.6s; }
.auth-layout__feature:nth-child(3) { animation-delay: 0.7s; }