.page-features {
  --cap-line: var(--color-line);
  --cap-line-dark: var(--color-contrast-line);
}

/* ===== 首屏：夜赛深色区 ===== */
.page-features .cap-hero {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: calc(var(--header-h, 72px) + var(--space-8)) 0 var(--space-8);
  overflow: hidden;
}

.page-features .cap-hero__inner {
  position: relative;
  z-index: 2;
}

.page-features .cap-crumb {
  margin-bottom: var(--space-6);
}

.page-features .cap-crumb .breadcrumb__link,
.page-features .cap-crumb .breadcrumb__item span {
  color: var(--color-contrast-ink);
  opacity: 0.7;
  text-decoration: none;
}

.page-features .cap-crumb .breadcrumb__link:hover {
  opacity: 1;
}

.page-features .cap-hero__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-contrast-accent);
  margin: 0 0 var(--space-3);
}

.page-features .cap-hero__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.04;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0 0 var(--space-8);
  max-width: 15ch;
}

.page-features .cap-hero__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.page-features .cap-hero__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.84;
  max-width: 48ch;
  margin: 0 0 var(--space-6);
}

.page-features .cap-hero__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: cap-srv;
  border-top: 1px solid var(--cap-line-dark);
}

.page-features .cap-hero__list li {
  counter-increment: cap-srv;
  border-bottom: 1px solid var(--cap-line-dark);
}

.page-features .cap-hero__list a {
  display: grid;
  grid-template-columns: 3rem 1fr;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  letter-spacing: 0.02em;
  color: var(--color-contrast-ink);
  text-decoration: none;
  transition: color 200ms ease-out, padding-left 200ms ease-out;
}

.page-features .cap-hero__list a::before {
  content: "0" counter(cap-srv);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-features .cap-hero__list a:hover,
.page-features .cap-hero__list a:focus-visible {
  color: var(--color-contrast-accent);
  padding-left: var(--space-2);
}

.page-features .cap-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-features .cap-hero__figs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-4);
}

.page-features .cap-fig {
  border-top: 1px solid var(--cap-line-dark);
  padding-top: var(--space-2);
}

.page-features .cap-fig__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--color-contrast-ink);
  margin-bottom: var(--space-2);
}

.page-features .cap-fig--accent .cap-fig__num {
  color: var(--color-contrast-accent);
}

.page-features .cap-fig__label {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-ink);
  opacity: 0.62;
}

.page-features .cap-hero__media {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}

.page-features .cap-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

/* ===== 章节通用 ===== */
.page-features .cap-sec {
  padding: calc(var(--section-y) * 0.5) 0;
}

.page-features .cap-pause {
  height: var(--section-y-lg);
}

.page-features .cap-audience {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--cap-line);
}

.page-features .cap-audience__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-primary);
  margin: 0;
}

.page-features .cap-audience__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1.36;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-features .cap-audience__note {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  margin: 0;
  max-width: 40ch;
}

/* ===== 服务区块：左窄右宽 ===== */
.page-features .cap-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--cap-line);
  transition: border-color 240ms ease-out;
}

.page-features .cap-block:last-of-type {
  border-bottom: 1px solid var(--cap-line);
}

.page-features .cap-block:hover {
  border-top-color: var(--color-primary);
}

.page-features .cap-block__no {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
  margin: 0 0 var(--space-2);
}

.page-features .cap-block__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1.26;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-features .cap-block__for {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  line-height: 1.7;
  color: var(--color-ink-muted);
  margin: var(--space-3) 0 0;
  padding-top: var(--space-2);
  border-top: 1px solid var(--cap-line);
}

.page-features .cap-block__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  margin: 0 0 var(--space-4);
  max-width: var(--measure);
}

.page-features .cap-block__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-features .cap-block__cols h4 {
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
  margin: 0 0 var(--space-2);
}

.page-features .cap-block__cols ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-features .cap-block__cols li {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--cap-line);
}

.page-features .cap-block__cols li:first-child {
  border-top: 1px solid var(--cap-line);
}

.page-features .cap-block__cols p {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  margin: 0;
}

.page-features .cap-block__cols a:not(.link-more) {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-features .cap-block__cols a:not(.link-more):hover {
  color: var(--color-focus);
}

/* ===== 图与图注 ===== */
.page-features .cap-figure {
  margin: var(--space-6) 0 0;
}

.page-features .cap-figure .media {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-features .cap-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-features .cap-figure figcaption {
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: var(--color-ink-muted);
  margin-top: var(--space-2);
  max-width: 42ch;
}

.page-features .cap-figure--right {
  margin-left: auto;
  width: 100%;
}

.page-features .cap-figure--left {
  margin-right: auto;
  width: 100%;
}

/* ===== 密度切换 ===== */
.page-features .cap-density {
  margin-top: var(--space-6);
  border: 1px solid var(--cap-line);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.page-features .cap-density__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-features .cap-density__controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-features .cap-density__controls label {
  cursor: pointer;
  border: 1px solid var(--cap-line);
  border-radius: var(--radius-pill);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
  transition: color 200ms ease-out, border-color 200ms ease-out, background 200ms ease-out;
}

.page-features .cap-density__controls label:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.page-features #cap-density-compact:checked ~ .cap-density__controls label[for="cap-density-compact"],
.page-features #cap-density-roomy:checked ~ .cap-density__controls label[for="cap-density-roomy"] {
  color: var(--color-accent-ink);
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.page-features #cap-density-compact:focus-visible ~ .cap-density__controls label[for="cap-density-compact"],
.page-features #cap-density-roomy:focus-visible ~ .cap-density__controls label[for="cap-density-roomy"] {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-features .cap-density__table {
  width: 100%;
  border-collapse: collapse;
}

.page-features .cap-density__caption {
  text-align: left;
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
  padding-bottom: var(--space-2);
}

.page-features .cap-density__table th,
.page-features .cap-density__table td {
  text-align: left;
  font-size: var(--text-base);
  padding: var(--space-2) var(--space-2);
  border-bottom: 1px solid var(--cap-line);
  transition: padding 240ms ease-out;
}

.page-features .cap-density__table th {
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-features .cap-density__table th.num,
.page-features .cap-density__table td.num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.page-features #cap-density-roomy:checked ~ .cap-density__view .cap-density__table th,
.page-features #cap-density-roomy:checked ~ .cap-density__view .cap-density__table td {
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

/* ===== 组合使用 ===== */
.page-features .cap-combo {
  border-top: 1px solid var(--cap-line);
}

.page-features .cap-combo__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--cap-line);
}

.page-features .cap-combo__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
  margin: 0;
}

.page-features .cap-combo__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--color-ink);
  margin: 0;
}

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

/* ===== 子页入口箭头 ===== */
.page-features .cap-arrow-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4em;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: color 200ms ease-out;
}

.page-features .cap-arrow-link:hover {
  color: var(--color-focus);
}

.page-features .cap-arrow-link__arrow {
  display: inline-block;
  transition: transform 200ms ease-out;
}

.page-features .cap-arrow-link:hover .cap-arrow-link__arrow,
.page-features .cap-arrow-link:focus-visible .cap-arrow-link__arrow {
  transform: translateX(4px);
}

@media (prefers-reduced-motion: reduce) {
  .page-features .cap-arrow-link__arrow,
  .page-features .cap-arrow-link:hover .cap-arrow-link__arrow {
    transition: none;
    transform: none;
  }
  .page-features .cap-hero__list a,
  .page-features .cap-density__table th,
  .page-features .cap-density__table td,
  .page-features .cap-block,
  .page-features .cap-density__controls label {
    transition: none;
  }
}

/* ===== 结尾行动区 ===== */
.page-features .cap-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  max-width: 68ch;
}

.page-features .cap-cta__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-contrast-accent);
  margin: 0;
}

.page-features .cap-cta__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0;
}

.page-features .cap-cta__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.84;
  margin: 0;
}

.page-features .cap-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.page-features .cap-cta__aside {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.72;
  margin: var(--space-2) 0 0;
}

.page-features .cap-cta .cap-arrow-link {
  color: var(--color-contrast-accent);
}

.page-features .cap-cta .cap-arrow-link:hover {
  color: var(--color-contrast-ink);
}

/* ===== 断点 ===== */
@media (min-width: 640px) {
  .page-features .cap-audience {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: var(--space-2) var(--space-6);
    align-items: baseline;
  }

  .page-features .cap-audience__kicker {
    grid-column: 1 / 2;
  }

  .page-features .cap-audience__title {
    grid-column: 2 / 3;
  }

  .page-features .cap-audience__note {
    grid-column: 2 / 3;
  }

  .page-features .cap-combo__item {
    grid-template-columns: minmax(140px, 2fr) minmax(0, 6fr);
    gap: var(--space-1) var(--space-6);
  }

  .page-features .cap-combo__label {
    grid-row: 1 / 3;
    grid-column: 1 / 2;
    padding-top: 0.5em;
  }

  .page-features .cap-combo__title,
  .page-features .cap-combo__desc {
    grid-column: 2 / 3;
  }
}

@media (min-width: 800px) {
  .page-features .cap-hero__body {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 0 var(--space-8);
    align-items: start;
  }

  .page-features .cap-hero__facts {
    padding-top: var(--space-2);
  }

  .page-features .cap-block {
    grid-template-columns: minmax(180px, 3fr) minmax(0, 7fr);
    gap: 0 var(--space-8);
    align-items: start;
  }

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

  .page-features .cap-audience {
    grid-template-columns: minmax(0, 2fr) minmax(0, 6fr) minmax(0, 4fr);
    gap: 0 var(--space-6);
    align-items: end;
  }

  .page-features .cap-audience__kicker {
    grid-column: 1 / 2;
  }

  .page-features .cap-audience__title {
    grid-column: 2 / 3;
  }

  .page-features .cap-audience__note {
    grid-column: 3 / 4;
    padding-bottom: 0.2em;
  }

  .page-features .cap-figure--right {
    width: min(100%, 640px);
  }

  .page-features .cap-figure--left {
    width: min(100%, 640px);
  }
}

@media (min-width: 1020px) {
  .page-features .cap-hero__media {
    aspect-ratio: 14 / 9;
  }
}
<<<END>>>