html {
  min-width: 320px;
  min-height: 100%;
  background: var(--color-neutral-lightest);
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.skip-link {
  position: fixed;
  inset-block-start: var(--spacing-2);
  inset-inline-start: var(--spacing-2);
  z-index: 2;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--border-radius-2);
  background: var(--brand-dark);
  color: var(--color-neutral-white);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  min-height: 68px;
  display: flex;
  align-items: center;
  padding: var(--spacing-4) clamp(var(--spacing-4), 4vw, var(--spacing-8));
  border-bottom: var(--border-width-1) var(--color-neutral-lighter);
  background: var(--color-neutral-white);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  color: var(--color-text-neutral-darkest);
}

.brand:hover {
  color: var(--brand-dark);
  text-decoration: none;
}

.brand-product {
  padding-inline-start: var(--spacing-4);
  border-inline-start: var(--border-width-1) var(--color-neutral-lighter);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semiBold);
  letter-spacing: 0.02em;
}

.auth-shell {
  width: 100%;
  display: grid;
  place-items: center;
  padding: clamp(var(--spacing-6), 6vw, var(--spacing-15)) var(--spacing-4);
}

.auth-card {
  width: min(100%, 480px);
  padding: clamp(var(--spacing-6), 5vw, var(--spacing-8));
  border: var(--border-width-1) var(--color-neutral-lighter);
  border-radius: var(--border-radius-4);
  background: var(--color-neutral-white);
  box-shadow: var(--shadow-1);
  text-align: center;
}

.auth-card--wide {
  width: min(100%, 620px);
}

.state-icon {
  width: var(--spacing-14);
  height: var(--spacing-14);
  display: grid;
  place-items: center;
  margin: 0 auto var(--spacing-5);
  border-radius: var(--border-radius-pill);
  font-size: var(--spacing-8);
}

.state-icon--brand {
  background: var(--brand-surface);
  color: var(--brand-dark);
}

.state-icon--success {
  background: var(--color-feedback-surface-success);
  color: var(--color-feedback-on-success);
}

.state-icon--alert {
  background: var(--color-feedback-surface-alert);
  color: var(--color-feedback-on-alert);
}

.state-icon--error {
  background: var(--color-feedback-surface-error);
  color: var(--color-feedback-on-error);
}

.eyebrow {
  margin-block-end: var(--spacing-2);
  color: var(--brand-dark);
  font-size: var(--font-size-tiny);
  font-weight: var(--font-weight-semiBold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead {
  max-width: 46ch;
  margin: var(--spacing-3) auto 0;
  color: var(--color-text-neutral-light);
}

.auth-form {
  display: grid;
  gap: var(--spacing-5);
  margin-block-start: var(--spacing-6);
  text-align: start;
}

.field-group {
  display: grid;
  gap: var(--spacing-2);
}

.field-group label,
.field-label {
  color: var(--color-text-neutral-darkest);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semiBold);
}

.field-group input {
  width: 100%;
  min-height: 48px;
  padding: var(--spacing-3) var(--spacing-4);
  border: var(--border-width-1) var(--color-neutral-medium);
  border-radius: var(--border-radius-2);
  background: var(--color-neutral-white);
  color: var(--color-text-neutral-darkest);
  font: inherit;
  font-weight: var(--font-weight-semiBold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: border-color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

.field-group input:hover {
  background: var(--brand-surface);
}

.field-group input:focus-visible,
.button:focus-visible,
.brand:focus-visible,
.support-details summary:focus-visible {
  outline: 2px solid var(--brand-dark);
  outline-offset: 2px;
}

.code-confirmation {
  display: grid;
  gap: var(--spacing-2);
  padding: var(--spacing-4);
  border: var(--border-width-1) var(--brand-lighter);
  border-radius: var(--border-radius-2);
  background: var(--brand-surface);
  text-align: center;
}

.device-code {
  color: var(--color-text-neutral-darkest);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-6);
  line-height: var(--line-height-pageTitle-xlarge);
  letter-spacing: 0.12em;
}

.device-code--small {
  font-size: var(--font-size-medium);
  line-height: var(--line-height-medium-body);
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-5);
  border: var(--border-width-1) transparent;
  border-radius: var(--border-radius-2);
  font-family: var(--font-family-body);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semiBold);
  line-height: var(--line-height-small-body);
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease-in-out, background-color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.button--primary {
  width: 100%;
  background: var(--brand-medium);
  color: var(--color-neutral-white);
}

.button--primary:hover {
  background: var(--brand-dark);
  color: var(--color-neutral-white);
  text-decoration: none;
}

.button--primary:active {
  background: var(--brand-light);
}

.button--secondary {
  margin-block-start: var(--spacing-6);
  border-color: var(--brand-medium);
  background: var(--color-neutral-white);
  color: var(--brand-dark);
}

.button--secondary:hover {
  background: var(--brand-lighter);
  color: var(--brand-dark);
  text-decoration: none;
}

.button--danger-secondary {
  width: 100%;
  border-color: var(--color-feedback-main-error);
  background: var(--color-neutral-white);
  color: var(--color-feedback-on-error);
}

.button--danger-secondary:hover {
  background: var(--color-feedback-surface-error);
}

.security-note {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: var(--spacing-1);
  margin-block-start: var(--spacing-5);
  color: var(--color-text-neutral-lighter);
  font-size: var(--font-size-small);
  line-height: var(--line-height-small-body);
}

.review-list {
  display: grid;
  gap: 0;
  margin: var(--spacing-6) 0 0;
  border: var(--border-width-1) var(--color-neutral-lighter);
  border-radius: var(--border-radius-2);
  overflow: hidden;
  text-align: start;
}

.review-list > div {
  display: grid;
  grid-template-columns: minmax(128px, 0.8fr) minmax(0, 1.2fr);
  gap: var(--spacing-4);
  padding: var(--spacing-3) var(--spacing-4);
  border-block-end: var(--border-width-1) var(--color-neutral-lighter);
}

.review-list > div:last-child {
  border-block-end: 0;
}

.review-list dt {
  color: var(--color-text-neutral-lighter);
  font-size: var(--font-size-small);
}

.review-list dd {
  min-width: 0;
  margin: 0;
  color: var(--color-text-neutral-darkest);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  overflow-wrap: anywhere;
}

.information {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  margin-block-start: var(--spacing-5);
  padding: var(--spacing-4);
  border-radius: var(--border-radius-2);
  background: var(--color-feedback-surface-info);
  color: var(--color-feedback-on-info);
  text-align: start;
}

.information p {
  color: inherit;
  font-size: var(--font-size-small);
  line-height: var(--line-height-medium-body);
}

.information-icon {
  flex: 0 0 auto;
  font-size: var(--font-size-5);
}

.decision-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-3);
  margin-block-start: var(--spacing-6);
}

.support-details {
  margin-block-start: var(--spacing-6);
  color: var(--color-text-neutral-lighter);
  font-size: var(--font-size-small);
  text-align: start;
}

.support-details summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  color: var(--brand-dark);
  cursor: pointer;
  font-weight: var(--font-weight-medium);
}

.support-details p {
  margin-block: var(--spacing-2);
  color: inherit;
  font-size: inherit;
}

.support-details code {
  display: inline-block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.site-footer {
  padding: var(--spacing-5) var(--spacing-4);
  text-align: center;
}

.site-footer p {
  color: var(--color-text-neutral-lighter);
  font-size: var(--font-size-tiny);
  line-height: var(--line-height-tiny-body);
}

@media (max-width: 520px) {
  .brand-product {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    border: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .auth-shell {
    align-items: start;
    padding-inline: var(--spacing-3);
  }

  .auth-card {
    padding: var(--spacing-6) var(--spacing-5);
  }

  .review-list > div,
  .decision-actions {
    grid-template-columns: 1fr;
  }

  .review-list > div {
    gap: var(--spacing-1);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto;
    transition-duration: 0.01ms;
  }
}

@media (forced-colors: active) {
  .auth-card,
  .button,
  .field-group input,
  .review-list {
    border-color: CanvasText;
  }

  .state-icon {
    forced-color-adjust: none;
  }
}