.readability-shell {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.readability-hero {
  text-align: center;
}

.readability-kicker {
  margin: 0;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.readability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
  margin-top: var(--space-md);
}

.readability-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--card) 92%, var(--primary));
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
}

.readability-workspace textarea {
  width: 100%;
  min-height: 260px;
  resize: vertical;
}

.readability-actions {
  width: 100%;
  justify-content: flex-start;
}

.readability-section {
  padding: var(--space-xl);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  background: var(--surface-card-bg);
  box-shadow: var(--surface-shadow);
}

.readability-section-heading {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.readability-section-heading h2,
.readability-details strong {
  margin: 0;
  color: var(--text);
  font-size: 1.25rem;
  line-height: 1.25;
}

.readability-stat-grid,
.readability-score-grid,
.readability-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
}

.readability-score-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.readability-stat-card,
.readability-score-card,
.readability-metric-grid article {
  scroll-margin-top: calc(var(--header-height) + var(--space-md));
  min-width: 0;
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--card) 94%, var(--bg));
}

.readability-stat-card span,
.readability-score-card span,
.readability-metric-grid span {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.readability-stat-card strong,
.readability-score-card strong,
.readability-metric-grid strong {
  display: block;
  color: var(--text);
  font-size: 1.45rem;
  line-height: 1.15;
  overflow-wrap: anywhere;
}

.readability-score-card p {
  margin-top: var(--space-xs);
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.readability-insights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  padding: 0;
  margin: 0;
  list-style: none;
}

.readability-insights li {
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--card) 94%, var(--bg));
  color: var(--text);
  font-weight: 600;
}

.readability-insights .is-good {
  border-color: color-mix(in srgb, #16a34a 45%, var(--border));
  color: #166534;
}

.readability-insights .is-warning {
  border-color: color-mix(in srgb, #f59e0b 55%, var(--border));
  color: #92400e;
}

.readability-insights .is-neutral {
  color: var(--muted);
}

.readability-details {
  padding: 0;
}

.readability-details summary {
  display: flex;
  cursor: pointer;
  list-style: none;
}

.readability-details summary::-webkit-details-marker {
  display: none;
}

.readability-details summary::after {
  content: "+";
  margin-left: auto;
  color: var(--primary);
  font-size: 1.5rem;
  font-weight: 700;
}

.readability-details[open] summary::after {
  content: "-";
}

.readability-metric-grid {
  margin-top: var(--space-md);
}

.readability-metric-grid article {
  min-height: 92px;
}

.readability-page .related-tools {
  max-width: none;
  width: 100%;
  margin: 0;
}

.readability-page .tool-context,
.readability-page .faq-block {
  max-width: none;
  width: 100%;
}

.readability-page .tool-context {
  padding: var(--space-xl);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  background: var(--surface-card-bg);
}

html.dark .readability-insights .is-good {
  color: #86efac;
}

html.dark .readability-insights .is-warning {
  color: #fcd34d;
}

@media (width <= 760px) {
  .readability-stat-grid,
  .readability-score-grid,
  .readability-metric-grid,
  .readability-insights {
    grid-template-columns: 1fr;
  }

  .readability-section,
  .readability-page .tool-context {
    padding: var(--space-lg);
  }

  .readability-actions {
    flex-direction: column;
    align-items: stretch;
  }
}