.page-features .pf-crumbs-nav {
  margin-bottom: var(--space-6);
}

.page-features .pf-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-features .pf-crumbs li + li::before {
  content: "/";
  margin-right: var(--space-1);
  color: var(--color-line);
}

.page-features .pf-crumbs a {
  color: var(--color-ink-soft);
  text-decoration: none;
}

.page-features .pf-crumbs a:hover,
.page-features .pf-crumbs a:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */

.page-features .pf-hero {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
}

.page-features .pf-hero-head {
  margin-bottom: var(--space-8);
}

.page-features .pf-hero-head .display {
  margin: var(--space-2) 0 var(--space-4);
}

.page-features .pf-hero-lead {
  max-width: var(--measure);
  margin: 0;
}

.page-features .pf-tiers {
  display: grid;
  gap: var(--space-3);
}

.page-features .pf-tier {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-3);
  border-radius: 0;
  min-height: 0;
}

.page-features .pf-tier-mark {
  display: block;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-pill);
  flex: none;
}

.page-features .pf-tier-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-features .pf-tier-span {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
  line-height: 1;
}

.page-features .pf-tier-span-num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  letter-spacing: -0.03em;
  line-height: 1;
}

.page-features .pf-tier-span-unit {
  font-size: var(--text-sm);
  font-weight: 500;
  opacity: 0.78;
}

.page-features .pf-tier-meta {
  margin: auto 0 0;
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.page-features .pf-tier-meta-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-2);
}

.page-features .pf-tier-meta-row dt {
  opacity: 0.74;
}

.page-features .pf-tier-meta-row dd {
  margin: 0;
  text-align: right;
  font-weight: 600;
}

.page-features .pf-tier--light {
  background: var(--color-surface-deep);
  color: var(--color-ink);
}

.page-features .pf-tier--light .pf-tier-mark {
  background: var(--color-primary);
}

.page-features .pf-tier--light .pf-tier-meta-row {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features .pf-tier--standard {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-features .pf-tier--standard .pf-tier-mark {
  background: var(--color-primary-ink);
}

.page-features .pf-tier--standard .pf-tier-meta-row {
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-primary-ink) 34%, transparent);
}

.page-features .pf-tier--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-features .pf-tier--deep .pf-tier-mark {
  background: var(--color-contrast-accent);
}

.page-features .pf-tier--deep .pf-tier-meta-row {
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

@media (min-width: 901px) {
  .page-features .pf-tiers {
    grid-template-columns: minmax(0, 3fr) minmax(0, 4fr) minmax(0, 5fr);
    gap: var(--space-4);
  }

  .page-features .pf-tier {
    min-height: 268px;
  }
}

/* ---------- 三档分别适合谁 ---------- */

.page-features .pf-section-head {
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-features .pf-section-head .lead {
  margin: var(--space-3) 0 0;
}

.page-features .pf-switch {
  margin-bottom: var(--space-6);
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-features .pf-who-list {
  display: grid;
  gap: var(--space-6);
}

.page-features .pf-who-item {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-line);
  transition: border-color 160ms ease, background-color 160ms ease;
}

.page-features .pf-who-item h3 {
  margin: 0 0 var(--space-3);
}

.page-features .pf-who-item--light {
  border-left-color: var(--color-ink-muted);
}

.page-features .pf-who-item--standard {
  border-left-color: var(--color-primary);
}

.page-features .pf-who-item--deep {
  border-left-color: var(--color-accent);
}

.page-features .pf-who-facts {
  margin: 0;
  display: grid;
  gap: var(--space-3);
  max-width: var(--measure);
}

.page-features .pf-who-facts > div {
  display: grid;
  gap: var(--space-1);
}

.page-features .pf-who-facts dt {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  color: var(--color-ink);
  letter-spacing: 0.02em;
}

.page-features .pf-who-facts dd {
  margin: 0;
  color: var(--color-ink-soft);
}

.page-features .pf-who-art {
  margin: var(--space-4) 0 0;
}

@media (min-width: 761px) {
  .page-features .pf-who-facts > div {
    grid-template-columns: 7em minmax(0, 1fr);
    gap: var(--space-3);
    align-items: baseline;
  }
}

@media (min-width: 901px) {
  .page-features .pf-who-item--standard {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--gutter);
    align-items: start;
  }

  .page-features .pf-who-art {
    margin-top: var(--space-1);
  }
}

@supports selector(:has(*)) {
  .page-features .pf-who:has(.seg-option[data-tier="light"][aria-pressed="true"]) .pf-who-item--light,
  .page-features .pf-who:has(.seg-option[data-tier="standard"][aria-pressed="true"]) .pf-who-item--standard,
  .page-features .pf-who:has(.seg-option[data-tier="deep"][aria-pressed="true"]) .pf-who-item--deep {
    background: color-mix(in srgb, var(--color-primary) 7%, transparent);
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
    padding-right: var(--space-3);
  }
}

/* ---------- 对照表格 ---------- */

.page-features .pf-band {
  margin: 0 0 var(--space-6);
  aspect-ratio: 8 / 3;
}

.page-features .pf-band img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-features .pf-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-features .pf-matrix {
  width: 100%;
  border-collapse: collapse;
}

.page-features .pf-matrix th,
.page-features .pf-matrix td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-3) var(--space-3);
}

.page-features .pf-matrix thead th {
  background: var(--color-surface-deep);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-matrix tbody th {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-matrix tbody td {
  color: var(--color-ink-soft);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-matrix tbody tr:hover td,
.page-features .pf-matrix tbody tr:hover th {
  background: var(--color-surface-alt);
}

.page-features .pf-matrix .pf-col--pick {
  background: color-mix(in srgb, var(--color-highlight) 62%, var(--color-surface));
  color: var(--color-ink);
}

.page-features .pf-matrix tbody tr:hover .pf-col--pick {
  background: color-mix(in srgb, var(--color-highlight) 82%, var(--color-surface));
}

@media (max-width: 760px) {
  .page-features .pf-matrix,
  .page-features .pf-matrix thead,
  .page-features .pf-matrix tbody,
  .page-features .pf-matrix tr,
  .page-features .pf-matrix th,
  .page-features .pf-matrix td {
    display: block;
    width: 100%;
  }

  .page-features .pf-matrix thead {
    display: none;
  }

  .page-features .pf-matrix tr {
    padding: var(--space-3) 0;
    border-bottom: var(--border-thin) solid var(--color-line);
  }

  .page-features .pf-matrix tbody th {
    padding: 0 0 var(--space-2);
    border-bottom: 0;
    font-size: var(--text-lg);
  }

  .page-features .pf-matrix tbody td,
  .page-features .pf-matrix tbody td.pf-col--pick {
    display: grid;
    grid-template-columns: 6.4em minmax(0, 1fr);
    gap: var(--space-2);
    padding: var(--space-1) 0;
    border-bottom: 0;
    background: transparent;
  }

  .page-features .pf-matrix tbody td.pf-col--pick {
    padding-left: var(--space-2);
    border-left: var(--border-thin) solid var(--color-accent);
    color: var(--color-ink);
  }

  .page-features .pf-matrix tbody td::before {
    content: attr(data-label);
    font-size: var(--text-sm);
    color: var(--color-ink-muted);
  }
}

/* ---------- 一句话怎么选 ---------- */

.page-features .pf-pick-note {
  margin: var(--space-6) 0;
  max-width: var(--measure);
}

.page-features .pf-pick-note p {
  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 .pf-pick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-features .pf-pick-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-pick-cond {
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-features .pf-pick-go {
  flex: none;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-features .pf-pick-go:hover,
.page-features .pf-pick-go:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 进阶入口 ---------- */

.page-features .pf-advanced-inner {
  display: grid;
  gap: var(--space-6);
}

.page-features .pf-advanced-art {
  margin: 0;
}

.page-features .pf-advanced-copy .h2 {
  margin: var(--space-2) 0 var(--space-3);
}

.page-features .pf-advanced-text {
  margin: 0 0 var(--space-4);
  max-width: var(--measure);
  color: var(--color-contrast-ink);
}

.page-features .pf-eyebrow--on-dark {
  color: var(--color-contrast-accent);
}

@media (min-width: 901px) {
  .page-features .pf-advanced-inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--gutter);
    align-items: center;
  }
}

/* ---------- 出口 ---------- */

.page-features .pf-next-lead {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
}

.page-features .pf-next-grid {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-features .pf-next-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  height: 100%;
  padding: var(--space-4) var(--space-3);
  background: var(--color-surface);
  color: var(--color-ink);
  text-decoration: none;
  border-top: var(--border-thick) solid var(--color-primary);
  transition: background-color 160ms ease, border-top-color 160ms ease;
}

.page-features .pf-next-item:hover,
.page-features .pf-next-item:focus-visible {
  background: var(--color-primary-soft);
  border-top-color: var(--color-accent);
}

.page-features .pf-next-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-features .pf-next-desc {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

@media (min-width: 761px) {
  .page-features .pf-next-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 窄屏兜底 ---------- */

@media (max-width: 480px) {
  .page-features .pf-tier-span-num {
    font-size: var(--text-2xl);
  }

  .page-features .pf-pick-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features .pf-who-item,
  .page-features .pf-next-item {
    transition: none;
  }
}
<<<END>>>