*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-body);
  line-height: var(--line-height-normal);
  letter-spacing: var(--letter-spacing-body);
  color: var(--color-ink);
  background: var(--gradient-hero-depth);
  background-color: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

.page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-xxl);
  border-bottom: 1px solid var(--color-hairline);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: inherit;
}

.brand__mark {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--rounded-md);
  background: linear-gradient(145deg, var(--color-cherry), var(--color-primary));
  border: 1px solid var(--color-hairline-strong);
  display: grid;
  place-items: center;
}

.brand__mark svg {
  width: 1.25rem;
  height: 1.25rem;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.brand__name {
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-button);
  letter-spacing: -0.01em;
}

.brand__tag {
  font-size: var(--font-size-caption);
  color: var(--color-ink-subtle);
}

.theme-switch {
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  background: var(--color-surface-1);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
}

.theme-switch__btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--color-ink-subtle);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-button);
  line-height: 1.4;
  padding: 0.35rem 0.65rem;
  border-radius: calc(var(--rounded-md) - 2px);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.theme-switch__btn:hover {
  color: var(--color-ink-muted);
}

.theme-switch__btn[aria-pressed="true"] {
  background: var(--color-surface-3);
  color: var(--color-ink);
  box-shadow: inset 0 0 0 1px var(--color-hairline-strong);
}

.theme-switch__btn:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: 1px;
}

.page__main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-xxl) 0;
}

.hero {
  max-width: 36rem;
}

.eyebrow {
  margin: 0 0 var(--spacing-md);
  font-size: var(--font-size-eyebrow);
  font-weight: var(--font-weight-eyebrow);
  letter-spacing: var(--letter-spacing-eyebrow);
  text-transform: uppercase;
  color: var(--color-accent-gold-muted);
}

.hero__title {
  margin: 0 0 var(--spacing-lg);
  font-size: clamp(2rem, 5vw, var(--font-size-display-lg));
  font-weight: var(--font-weight-display);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-display-lg);
}

.hero__lead {
  margin: 0 0 var(--spacing-xl);
  font-size: var(--font-size-body);
  color: var(--color-ink-muted);
  max-width: 32rem;
}

.card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
  max-width: 28rem;
}

.card__label {
  margin: 0 0 var(--spacing-xs);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-eyebrow);
  letter-spacing: var(--letter-spacing-eyebrow);
  text-transform: uppercase;
  color: var(--color-ink-tertiary);
}

.card__status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: 0 0 var(--spacing-md);
  font-size: var(--font-size-body-sm);
  color: var(--color-ink-muted);
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--rounded-pill);
  background: var(--color-semantic-success);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-semantic-success) 25%, transparent);
}

.card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.55rem 1rem;
  font-family: inherit;
  font-size: var(--font-size-button);
  font-weight: var(--font-weight-button);
  line-height: var(--line-height-normal);
  text-decoration: none;
  border-radius: var(--rounded-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary-pressed);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--primary:active {
  background: var(--color-primary-pressed);
}

.btn--secondary {
  background: var(--color-surface-2);
  color: var(--color-ink);
  border-color: var(--color-hairline);
}

.btn--secondary:hover {
  background: var(--color-surface-3);
  border-color: var(--color-hairline-strong);
}

.inverse-band {
  margin-top: var(--spacing-xxl);
  padding: var(--spacing-lg);
  background: var(--color-inverse-canvas);
  color: var(--color-inverse-ink);
  border: 1px solid var(--color-hairline-on-light);
  border-radius: var(--rounded-lg);
  max-width: 28rem;
}

.inverse-band__title {
  margin: 0 0 var(--spacing-xs);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-button);
  color: var(--color-inverse-ink);
}

.inverse-band__text {
  margin: 0;
  font-size: var(--font-size-caption);
  color: var(--color-inverse-ink-muted);
  line-height: 1.45;
}

.page__footer {
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-hairline);
  font-size: var(--font-size-caption);
  color: var(--color-ink-tertiary);
}

.page__footer a {
  color: var(--color-ink-subtle);
  text-decoration: none;
}

.page__footer a:hover {
  color: var(--color-primary-hover);
}

@media (max-width: 540px) {
  .page__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .theme-switch {
    width: 100%;
    justify-content: stretch;
  }

  .theme-switch__btn {
    flex: 1;
    text-align: center;
  }
}