/* CR-32D2F4B6
   Section 32 shared motion-safety utilities.
   Section 33 split-panel auth shell styles.
*/

[x-cloak] {
  display: none !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

.auth-page {
  margin: 0;
  background: var(--color-background);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 45fr 55fr;
  background: var(--color-background);
}

.auth-brand-panel {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background: var(--color-background);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-brand-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.08) 0%, rgba(0, 0, 0, 0.36) 58%, rgba(0, 0, 0, 0.82) 100%);
}

.auth-background-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.auth-brand-content {
  position: relative;
  z-index: 1;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-6);
}

.auth-logo {
  height: 32px;
  width: auto;
}

.auth-logo-mobile {
  display: none;
  height: 24px;
  width: auto;
  margin-bottom: var(--space-6);
}

.auth-brand-tagline {
  margin: 0;
  color: var(--text-primary);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.auth-form-panel {
  min-height: 100vh;
  background: var(--color-background);
  display: grid;
  grid-template-rows: auto 1fr;
  padding: var(--space-6) var(--space-7) var(--space-7);
  overflow-y: auto;
}

.auth-home-link {
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.4;
  letter-spacing: -0.2px;
  transition: color var(--duration-normal) var(--ease-default);
}

.auth-home-link:hover,
.auth-home-link:active {
  color: var(--text-primary);
}

.auth-home-link:focus-visible,
.auth-input:focus-visible,
.auth-checkbox:focus-visible,
.auth-btn-primary:focus-visible,
.auth-btn-secondary:focus-visible,
.auth-btn-ghost:focus-visible,
.auth-oauth-btn:focus-visible,
.auth-input-toggle:focus-visible,
.auth-forgot-link:focus-visible,
.auth-footer-text a:focus-visible,
.auth-checkbox-label a:focus-visible,
.auth-link-ghost:focus-visible {
  outline: 2px solid var(--border-strong);
  outline-offset: 2px;
}

.auth-form-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6) 0;
}

.auth-card {
  width: 100%;
  max-width: 380px;
}

.auth-shell-placeholder {
  display: none;
}

.auth-placeholder-copy {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.auth-heading {
  margin: 0 0 var(--space-5);
  color: var(--text-primary);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.4px;
  line-height: 1.2;
}

.auth-heading--compact {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.3px;
  margin-bottom: var(--space-4);
}

.auth-heading--center {
  text-align: center;
}

.auth-description {
  margin: 0 0 var(--space-4);
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: -0.2px;
}

.auth-form-group {
  margin-bottom: var(--space-3);
}

.auth-form-group--section {
  margin-top: var(--space-5);
}

.auth-form-label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.1px;
}

.auth-password-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.auth-name-row {
  display: flex;
  gap: var(--space-3);
}

.auth-name-row .auth-form-group {
  flex: 1;
  min-width: 0;
}

.auth-input,
.auth-btn-primary,
.auth-btn-secondary,
.auth-btn-ghost,
.auth-oauth-btn {
  height: 36px;
  border-radius: var(--radius-4);
}

.auth-input {
  width: 100%;
  padding: 0 16px;
  border: 1px solid var(--border-subtle);
  background: var(--gray-a2);
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  letter-spacing: -0.2px;
  outline: none;
  box-sizing: border-box;
  transition: border-color var(--duration-normal) var(--ease-default);
}

.auth-input:hover {
  border-color: var(--border-interactive);
}

.auth-input::placeholder {
  color: var(--text-muted);
}

.auth-input:focus {
  border-color: var(--border-strong);
}

.auth-input-wrapper {
  position: relative;
}

.auth-input-wrapper .auth-input {
  padding: 0 40px 0 14px;
}

.auth-input-toggle {
  position: absolute;
  top: 50%;
  right: var(--space-2);
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--duration-normal) var(--ease-default);
}

.auth-input-toggle:hover,
.auth-input-toggle:active {
  color: var(--text-primary);
}

.auth-btn-primary {
  width: 100%;
  padding: 0 var(--space-5);
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: var(--accent-9);
  color: var(--text-on-accent);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: -0.2px;
  cursor: pointer;
  transition:
    background var(--duration-normal) var(--ease-default),
    border-color var(--duration-normal) var(--ease-default),
    transform var(--duration-fast) var(--ease-default);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.auth-btn-primary .cr-btn__logomark {
  width: 18px;
  height: 15px;
  flex-shrink: 0;
  color: var(--text-on-accent);
}

.auth-btn-primary:hover {
  background: var(--accent-10);
  border-color: #ffffff;
}

.auth-btn-primary:active {
  filter: brightness(0.9);
  transform: scale(0.97);
}

.auth-btn-primary:disabled,
.auth-btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.auth-btn-secondary {
  padding: 0 var(--space-5);
  border: 1px solid var(--border-subtle);
  background: var(--surface-1);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: -0.2px;
  cursor: pointer;
  transition:
    background var(--duration-normal) var(--ease-default),
    border-color var(--duration-normal) var(--ease-default);
}

.auth-btn-secondary:hover,
.auth-btn-secondary:active {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

.auth-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-5);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: -0.2px;
  cursor: pointer;
  transition: color var(--duration-slow) var(--ease-default);
}

.auth-btn-ghost:hover,
.auth-btn-ghost:active {
  color: var(--text-primary);
}

.auth-oauth-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-5);
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: -0.2px;
  cursor: pointer;
  transition:
    background var(--duration-normal) var(--ease-default),
    border-color var(--duration-normal) var(--ease-default);
}

.auth-oauth-btn:hover,
.auth-oauth-btn:active {
  border-color: var(--border-strong);
  background: var(--surface-hover);
}

.auth-oauth-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-5) 0;
}

.auth-divider__line {
  flex: 1;
  height: 1px;
  background: var(--gray-a5);
}

.auth-divider__text {
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: -0.1px;
}

.auth-forgot-link,
.auth-footer-text a,
.auth-checkbox-label a {
  color: var(--accent-link);
  text-decoration: none;
}

.auth-forgot-link {
  font-size: 12px;
  line-height: 1.4;
}

.auth-forgot-link:hover,
.auth-forgot-link:active,
.auth-footer-text a:hover,
.auth-footer-text a:active,
.auth-checkbox-label a:hover,
.auth-checkbox-label a:active,
.auth-link-ghost:hover,
.auth-link-ghost:active {
  color: var(--text-primary);
}

.auth-footer-text {
  margin: var(--space-4) 0 0;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: -0.2px;
}

.auth-helper-text {
  margin: var(--space-2) 0 0;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: -0.1px;
}

.auth-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin: var(--space-3) 0 var(--space-4);
}

.auth-checkbox {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  flex-shrink: 0;
  border-radius: var(--radius-2);
  accent-color: var(--accent-9);
}

.auth-checkbox-label {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: -0.1px;
}

.password-strength {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.password-strength__bars {
  display: flex;
  gap: 4px;
}

.password-strength__bar {
  width: 24px;
  height: 4px;
  border-radius: var(--radius-1);
  background: var(--surface-2);
  transition: background var(--duration-normal) var(--ease-default);
}

.password-strength__bar--active-0,
.password-strength__bar--active-1 {
  background: var(--error);
}

.password-strength__bar--active-2 {
  background: var(--warning);
}

.password-strength__bar--active-3,
.password-strength__bar--active-4 {
  background: var(--success);
}

.password-strength__label {
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.5;
}

.auth-error-banner,
.auth-success-banner {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-3);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: -0.1px;
}

.auth-error-banner {
  background: var(--error-muted);
  border: 1px solid var(--red-6);
  color: var(--red-11);
}

.auth-error-banner:empty {
  display: none !important;
}

.auth-success-banner {
  background: var(--success-muted);
  border: 1px solid var(--green-6);
  color: var(--green-11);
}

.auth-link-row {
  margin-top: var(--space-6);
}

.auth-link-ghost {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.4;
}

.auth-copy {
  margin: 0;
}

.auth-copy--secondary {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.auth-copy--tertiary {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.5;
}

.auth-copy--tiny {
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.5;
}

.auth-copy--center {
  text-align: center;
}

.auth-copy--mb-0 {
  margin-bottom: 0;
}

.auth-copy--mb-8 {
  margin-bottom: var(--space-2);
}

.auth-copy--mb-12 {
  margin-bottom: var(--space-3);
}

.auth-copy--mb-16 {
  margin-bottom: var(--space-4);
}

.auth-copy--mb-20 {
  margin-bottom: var(--space-5);
}

.auth-copy--mb-24 {
  margin-bottom: var(--space-6);
}

.auth-center-text {
  text-align: center;
}

.auth-verify-icon {
  margin-bottom: var(--space-4);
  color: var(--text-muted);
  font-size: 48px;
  line-height: 1;
  text-align: center;
}

.auth-verify-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}

.auth-masked-email {
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
}

.auth-mismatch-banner,
.auth-expired-banner {
  margin-top: var(--space-2);
}

@media (max-width: 1023px) {
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-brand-panel {
    display: none;
  }

  .auth-form-panel {
    min-height: 100vh;
  }

  .auth-logo-mobile {
    display: block;
  }
}

@media (max-width: 767px) {
  .auth-form-panel {
    padding: var(--space-6);
  }

  .auth-form-stage {
    align-items: flex-start;
    padding-top: var(--space-7);
  }

  .auth-card {
    max-width: calc(100vw - 48px);
  }

  .auth-verify-buttons {
    flex-direction: column;
  }
}