.feature13-block,
.feature14-block,
.feature15-block,
.feature16-block,
.feature17-block,
.feature18-block {
  padding: clamp(var(--space-8), 5vw, var(--space-16));
}

:is(
  .feature13-heading,
  .feature13-grid,
  .feature14-layout,
  .feature14-metrics,
  .feature15-heading,
  .feature15-grid,
  .feature16-heading,
  .feature16-grid,
  .feature16-list-item,
  .feature17-heading,
  .feature17-grid,
  .feature17-item,
  .feature18-scene,
  .feature18-actions
) {
  display: grid;
}

:is(.feature13-title, .feature14-title, .feature15-title, .feature16-title, .feature17-title, .feature18-title),
:is(.feature13-description, .feature14-description, .feature15-description, .feature16-description, .feature17-description, .feature18-description),
:is(.feature13-item h3, .feature15-card h3, .feature16-panel h3, .feature17-item h3),
:is(.feature13-item p, .feature15-card p, .feature16-panel p, .feature17-item p),
:is(.feature14-metric dt, .feature14-metric dd),
.feature14-quote,
.feature14-cite {
  margin: 0;
}

:is(.feature13-title, .feature14-title, .feature15-title, .feature16-title, .feature17-title, .feature18-title) {
  font-size: clamp(var(--display-sm-size), 4.5vw, var(--display-lg-size));
  font-weight: var(--display-lg-weight);
  line-height: var(--display-lg-leading);
  letter-spacing: var(--display-lg-tracking);
  text-wrap: balance;
}

:is(.feature13-description, .feature14-description, .feature15-description, .feature16-description, .feature17-description, .feature18-description) {
  max-width: var(--width-prose);
  color: var(--color-text-secondary);
  font-size: var(--lead-size);
  line-height: var(--lead-leading);
  text-wrap: pretty;
}

.feature13-heading,
.feature15-heading,
.feature16-heading,
.feature17-heading {
  --grid-gap: clamp(var(--space-6), 4vw, var(--space-12));
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
  margin-block-end: clamp(var(--space-8), 5vw, var(--space-12));
}

.feature13-grid {
  --grid-gap: var(--space-5);
  grid-template-columns: minmax(0, 1fr);
}

.feature13-item {
  --stack-gap: var(--space-3);
  padding-block-start: var(--space-5);
  border-block-start: 1px solid var(--color-border-strong);
}

.feature13-number,
.feature15-eyebrow,
.feature17-number {
  color: var(--color-accent-strong);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

:is(.feature13-item h3, .feature15-card h3, .feature16-panel h3, .feature17-item h3) {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
}

:is(.feature13-item p, .feature15-card p, .feature16-panel p, .feature17-item p) {
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.feature14-layout {
  --grid-gap: clamp(var(--space-8), 5vw, var(--space-16));
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.feature14-media,
.feature15-media,
.feature18-media {
  margin: 0;
  overflow: hidden;
  background: var(--color-surface-sunken);
  border-radius: var(--radius-lg);
}

.feature14-media {
  --frame-ratio: 4 / 3;
}

.feature14-copy {
  --stack-gap: var(--space-6);
  min-width: 0;
}

.feature14-quote {
  color: var(--color-text);
  font-size: clamp(var(--text-xl), 3vw, var(--text-3xl));
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  text-wrap: balance;
}

.feature14-cite {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-style: normal;
}

.feature14-metrics {
  --grid-gap: var(--space-4);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature14-metric {
  padding-block-start: var(--space-4);
  border-block-start: 1px solid var(--color-border-strong);
}

.feature14-metric dd {
  color: var(--color-text);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
}

.feature14-metric dt {
  margin-block-start: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.feature15-grid {
  --grid-gap: var(--space-5);
  grid-template-columns: minmax(0, 1fr);
}

.feature15-media-primary {
  --frame-ratio: 16 / 10;
}

.feature15-media-secondary {
  --frame-ratio: 16 / 8;
}

.feature15-card {
  --stack-gap: var(--space-3);
  min-width: 0;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.feature15-card-accent.feature15-card-accent {
  color: var(--color-text-inverted);
  background: var(--color-text);
  border-color: var(--color-text);
}

.feature15-card-accent :is(h3, p, .feature15-eyebrow) {
  color: var(--color-text-inverted);
}

.feature16-grid {
  --grid-gap: var(--space-6);
  grid-template-columns: minmax(0, 1fr);
}

.feature16-panel {
  --stack-gap: var(--space-5);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.feature16-panel-strong {
  background: var(--color-accent-subtle);
  border-color: var(--color-border-accent);
}

.feature16-label {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.feature16-list {
  --stack-gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature16-list-item {
  --grid-gap: var(--space-3);
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.feature16-symbol {
  display: grid;
  place-items: center;
  width: var(--space-7);
  height: var(--space-7);
  color: var(--color-text-muted);
  font-weight: var(--weight-bold);
  background: var(--color-surface-sunken);
  border-radius: var(--radius-full);
}

.feature16-panel-strong .feature16-symbol {
  color: var(--color-on-accent);
  background: var(--color-accent);
}

.feature17-grid {
  --grid-gap: var(--space-4);
  grid-template-columns: minmax(0, 1fr);
}

.feature17-item {
  --grid-gap: var(--space-4);
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  min-width: 0;
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.feature17-number {
  display: grid;
  place-items: center;
  width: var(--space-10);
  height: var(--space-10);
  background: var(--color-accent-subtle);
  border-radius: var(--radius-md);
}

.feature18-block.feature18-block {
  padding: 0;
  overflow: hidden;
}

.feature18-scene {
  min-block-size: clamp(24rem, 44vw, 31rem);
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  align-items: center;
}

.feature18-scene > * {
  grid-column: 1;
  grid-row: 1;
}

.feature18-media {
  width: 100%;
  height: 100%;
  min-height: inherit;
  border-radius: 0;
}

.feature18-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature18-shade {
  align-self: stretch;
  background: var(--color-overlay);
}

.feature18-panel {
  --stack-gap: var(--space-5);
  z-index: 1;
  width: min(calc(100% - (2 * var(--space-6))), var(--width-2xl));
  margin: clamp(var(--space-6), 5vw, var(--space-12));
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  background: var(--color-surface-overlay);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.feature18-actions {
  --grid-gap: var(--space-3);
  grid-template-columns: repeat(2, max-content);
  justify-content: start;
}

@media (min-width: 40rem) {
  .feature13-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature17-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 48rem) {
  :is(.feature13-heading, .feature15-heading, .feature16-heading, .feature17-heading) {
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.75fr);
  }

  .feature14-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .feature15-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature15-media-primary {
    grid-row: span 3;
    min-height: 100%;
  }

  .feature16-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature17-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .feature13-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 30rem) {
  .feature14-metrics,
  .feature18-actions {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature18-actions .ren-btn {
    width: 100%;
  }
}