.page-features {
  --feat-stroke: calc(var(--border-thin) * 2);
  --feat-num-pad: calc(var(--space-1) / 4);
}

/* ---------- 首屏 ---------- */

.page-features .feat-hero {
  padding-top: var(--space-2);
  padding-bottom: var(--section-y);
  background: var(--color-surface);
}

.page-features .breadcrumb {
  margin: 0 0 var(--space-6);
}

.page-features .feat-hero__eyebrow {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-features .feat-hero__title {
  margin: 0 0 var(--space-3);
  max-width: 18ch;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-features .feat-hero__lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features .feat-hero__board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

/* 左侧四大关键数值 */

.page-features .feat-hero__figures {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding: var(--space-3) var(--space-3) var(--space-2);
  background: var(--color-contrast-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}

.page-features .feat-figure {
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-features .feat-figure:last-child {
  border-bottom: 0;
}

.page-features .feat-figure__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-ink);
  border-bottom: var(--feat-stroke) solid var(--color-contrast-accent);
  padding-bottom: var(--feat-num-pad);
  display: inline-block;
}

.page-features .feat-figure__label {
  margin: var(--space-1) 0 0;
  font-size: var(--text-base);
  color: var(--color-contrast-ink);
}

.page-features .feat-figure__note {
  margin: var(--space-1) 0 0;
  max-width: 32ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.76;
}

/* 右侧五类缩略格 */

.page-features .feat-hero__tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
}

.page-features .feat-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-1);
  min-height: calc(var(--space-8) * 1.5);
  padding: var(--space-2);
  background: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
}

.page-features .feat-tile--dark {
  background: var(--color-contrast-surface);
  border-color: var(--color-contrast-line);
}

.page-features .feat-tile--warm {
  background: var(--color-primary-soft);
  border-color: color-mix(in srgb, var(--color-primary) 26%, transparent);
}

.page-features .feat-tile__name {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
}

.page-features .feat-tile--dark .feat-tile__name {
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-features .feat-tile__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 1;
  color: var(--color-ink);
  border-bottom: var(--feat-stroke) solid var(--color-accent);
  padding-bottom: var(--feat-num-pad);
  align-self: flex-start;
}

.page-features .feat-tile--dark .feat-tile__value {
  color: var(--color-contrast-ink);
  border-bottom-color: var(--color-contrast-accent);
}

.page-features .feat-tile__unit {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-features .feat-tile--dark .feat-tile__unit {
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

/* 图片基座 */

.page-features .feat-plate {
  margin: 0;
}

.page-features .feat-plate--hero {
  margin-top: var(--space-6);
}

.page-features .feat-plate--inline {
  margin: 0 0 var(--space-4);
}

.page-features .feat-plate img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-1);
}

/* ---------- 通用区块 ---------- */

.page-features .feat-section {
  padding: var(--section-y) 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features .feat-section .section-head {
  margin-bottom: var(--space-4);
}

.page-features .feat-block {
  margin-top: var(--space-6);
}

.page-features .feat-block:first-of-type {
  margin-top: 0;
}

.page-features .feat-block__title {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .feat-block--warm {
  padding: var(--space-3);
  background: var(--color-primary-soft);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 22%, transparent);
  border-radius: var(--radius-lg);
}

.page-features .feat-block--warm .feat-block__title {
  border-bottom-color: color-mix(in srgb, var(--color-primary) 32%, transparent);
}

.page-features .feat-block--warm .feat-metric {
  background: var(--color-surface);
  border-color: color-mix(in srgb, var(--color-primary) 18%, transparent);
}

.page-features .feat-block--warm .feat-metric--dark {
  background: var(--color-contrast-surface);
  border-color: var(--color-contrast-line);
}

/* ---------- 指标格 ---------- */

.page-features .feat-metrics {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.page-features .feat-metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

.page-features .feat-metric--dark {
  background: var(--color-contrast-surface);
  border-color: var(--color-contrast-line);
}

.page-features .feat-metric__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.page-features .feat-metric__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features .feat-metric--dark .feat-metric__name {
  color: var(--color-contrast-ink);
}

.page-features .feat-metric__value {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
}

.page-features .feat-metric__num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-ink);
  border-bottom: var(--feat-stroke) solid var(--color-accent);
  padding-bottom: var(--feat-num-pad);
}

.page-features .feat-metric--dark .feat-metric__num {
  color: var(--color-contrast-ink);
  border-bottom-color: var(--color-contrast-accent);
}

.page-features .feat-metric__unit {
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-features .feat-metric--dark .feat-metric__unit {
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-features .feat-metric__scope {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features .feat-metric--dark .feat-metric__scope {
  color: var(--color-contrast-ink);
  opacity: 0.84;
}

.page-features .feat-metric__meta {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features .feat-metric--dark .feat-metric__meta {
  border-top-color: var(--color-contrast-line);
}

.page-features .feat-metric__meta-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2);
}

.page-features .feat-metric__meta dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-features .feat-metric__meta dd {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  text-align: right;
}

.page-features .feat-metric--dark .feat-metric__meta dt {
  color: var(--color-contrast-ink);
  opacity: 0.66;
}

.page-features .feat-metric--dark .feat-metric__meta dd {
  color: var(--color-contrast-ink);
  opacity: 0.88;
}

.page-features .feat-metric__more {
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
}

.page-features .feat-metric--dark .feat-metric__more {
  border-top-color: var(--color-contrast-line);
}

.page-features .feat-metric__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.page-features .feat-metric__more summary::-webkit-details-marker {
  display: none;
}

.page-features .feat-metric__more summary::before {
  content: "＋ ";
}

.page-features .feat-metric__more[open] summary::before {
  content: "－ ";
}

.page-features .feat-metric__more summary:focus-visible {
  outline: var(--feat-stroke) solid var(--color-focus);
  outline-offset: var(--feat-num-pad);
}

.page-features .feat-metric__more p {
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features .feat-metric--dark .feat-metric__more summary {
  color: var(--color-contrast-accent);
}

.page-features .feat-metric--dark .feat-metric__more p {
  color: var(--color-contrast-ink);
  opacity: 0.84;
}

/* ---------- 口径说明 ---------- */

.page-features .feat-notes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-features .feat-notes__title {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features .feat-notes__list {
  margin: var(--space-2) 0;
  padding-left: var(--space-3);
  list-style: disc;
}

.page-features .feat-notes__list li {
  margin-bottom: var(--space-2);
  line-height: var(--leading-body);
}

.page-features .feat-notes__key {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  border-bottom: var(--border-thin) solid var(--color-accent);
}

.page-features .feat-notes__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-features .feat-notes__aside img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-1);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-features .feat-hero__board {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-features .feat-hero__tiles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-features .feat-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-features .feat-block--warm {
    padding: var(--space-4);
  }
}

@media (min-width: 1024px) {
  .page-features .feat-hero {
    padding-top: var(--space-3);
    padding-bottom: var(--section-y-lg);
  }

  .page-features .feat-hero__board {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-features .feat-hero__tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-features .feat-hero__figures {
    padding: var(--space-4) var(--space-4) var(--space-3);
  }

  .page-features .feat-notes__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features .feat-metric__more summary,
  .page-features .feat-plate img {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</｜｜DSML｜｜_result>