.page-features {
  --feat-ring: color-mix(in srgb, var(--color-primary) 38%, transparent);
  --feat-pick-wash: color-mix(in srgb, var(--color-primary-soft) 68%, transparent);
  display: block;
}

.page-features h2 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-2) 0 0;
}

.page-features h3 {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-2) 0 0;
}

.page-features p {
  margin: var(--space-2) 0 0;
  line-height: var(--leading-body);
}

/* ---------- 首屏 ---------- */

.page-features .feat-hero {
  padding-block: var(--space-6) var(--section-y);
  background: linear-gradient(180deg, var(--color-surface-alt) 0%, var(--color-surface) 100%);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .feat-hero__inner {
  display: grid;
  gap: var(--space-6);
  align-items: end;
  margin-top: var(--space-6);
}

.page-features .feat-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  line-height: 1.06;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-2) 0 0;
  word-break: break-word;
}

.page-features .feat-hero__title em {
  font-style: normal;
  color: var(--color-primary);
}

.page-features .feat-hero__intro {
  max-width: var(--measure);
  font-size: var(--text-lg);
  color: var(--color-ink);
}

.page-features .feat-hero__sub {
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-features .feat-stats {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  box-shadow: var(--shadow-2);
  padding: var(--space-2);
}

.page-features .feat-stats__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-features .feat-stats__cell {
  padding: var(--space-3) var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-features .feat-stats__cell:nth-child(-n + 2) {
  border-top: 0;
}

.page-features .feat-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-size: calc(var(--text-figure) * 0.44);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-features .feat-stats__label {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

/* ---------- 横幅图 ---------- */

.page-features .feat-banner {
  margin: 0 auto;
  padding-block: var(--section-y) 0;
}

.page-features .feat-banner img {
  display: block;
  width: 100%;
  height: auto;
  border-bottom: 3px double var(--color-line);
}

.page-features .feat-figcap {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink-muted);
}

/* ---------- 对比表 ---------- */

.page-features .feat-compare {
  padding-block: var(--section-y-lg) var(--section-y);
}

.page-features .feat-compare__head {
  max-width: var(--measure);
}

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

.page-features .feat-filterbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  align-items: center;
  margin-top: var(--space-6);
  padding: var(--space-2);
  background: var(--color-surface-deep);
  border-radius: var(--radius-lg);
}

.page-features .feat-status {
  margin-top: var(--space-3);
}

.page-features .feat-table__cap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-features .feat-table {
  width: 100%;
  margin-top: var(--space-2);
  border-collapse: collapse;
  background: var(--color-surface);
  font-family: var(--font-body);
}

.page-features .feat-table th,
.page-features .feat-table td {
  padding: var(--space-2) var(--space-1);
  vertical-align: top;
  text-align: left;
}

.page-features .feat-table thead th {
  position: sticky;
  top: var(--space-1);
  z-index: 3;
  background-color: var(--color-surface-alt);
  border-bottom: var(--border-thin) solid var(--color-line);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink-soft);
  white-space: nowrap;
}

.page-features .feat-table tr > *:first-child {
  padding-left: var(--space-2);
}

.page-features .feat-table tr > *:last-child {
  padding-right: var(--space-2);
}

.page-features .feat-table__group th {
  padding: var(--space-2);
  border-top: 3px double var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-alt);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-primary);
  text-align: left;
}

.page-features .feat-table tbody th[scope="row"] {
  width: 26%;
  min-width: 84px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-features .feat-table tbody td {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  font-variant-numeric: tabular-nums;
}

.page-features .feat-table tbody td + td {
  border-left: 1px dotted var(--color-line);
}

.page-features .feat-table tbody tr:nth-child(odd) td,
.page-features .feat-table tbody tr:nth-child(odd) th[scope="row"] {
  background-color: color-mix(in srgb, var(--color-surface-deep) 58%, transparent);
}

.page-features .feat-table thead th:nth-child(3),
.page-features .feat-table tbody td:nth-child(3) {
  background-image: linear-gradient(var(--feat-pick-wash), var(--feat-pick-wash));
}

.page-features .feat-table tbody tr:hover td,
.page-features .feat-table tbody tr:hover th[scope="row"] {
  background-color: color-mix(in srgb, var(--color-primary) 14%, var(--color-surface));
}

.page-features .feat-em {
  color: var(--color-accent);
  font-weight: var(--weight-heading);
}

.page-features .feat-table__wave {
  height: 6px;
  margin-top: var(--space-3);
  background-image: repeating-linear-gradient(
    135deg,
    var(--color-primary) 0 7px,
    transparent 7px 14px
  );
  opacity: 0.42;
}

/* ---------- 三组解读 ---------- */

.page-features .feat-read {
  padding-block: var(--section-y-lg);
  background: var(--color-surface-alt);
  border-block: 3px double var(--color-line);
}

.page-features .feat-read__head {
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-features .feat-read__list {
  display: grid;
  gap: var(--space-6);
}

.page-features .feat-read__item {
  display: grid;
  gap: var(--space-4);
  align-items: start;
  padding-top: var(--space-6);
  border-top: 1px dotted var(--color-line);
}

.page-features .feat-read__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-features .feat-read__fig {
  margin: 0;
  border-top: 3px double var(--color-primary);
  background: var(--color-surface);
}

.page-features .feat-read__fig img {
  display: block;
  width: 100%;
  height: auto;
}

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

.page-features .feat-read__list-items {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-features .feat-read__list-items li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features .feat-read__list-items li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: var(--space-2);
  height: var(--border-thin);
  background: var(--color-primary);
}

/* ---------- 人群建议 ---------- */

.page-features .feat-pick {
  padding-block: var(--section-y-lg);
}

.page-features .feat-pick__head {
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

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

.page-features .feat-pick__card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border-left: 3px solid var(--color-primary);
  border-bottom: 1px dotted var(--color-line);
}

.page-features .feat-pick__card .tag {
  align-self: flex-start;
}

.page-features .feat-pick__card h3 {
  font-size: var(--text-base);
  margin-top: var(--space-1);
}

.page-features .feat-pick__card p {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 行动出口 ---------- */

.page-features .feat-exit {
  padding-block: var(--section-y);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-top: 3px double var(--color-contrast-line);
}

.page-features .feat-exit h2 {
  color: var(--color-contrast-ink);
}

.page-features .feat-exit .eyebrow {
  color: var(--color-contrast-accent);
}

.page-features .feat-exit__lead {
  max-width: var(--measure);
}

.page-features .feat-exit__lead p {
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

.page-features .feat-exit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-features .feat-pick__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-features .feat-table th,
  .page-features .feat-table td {
    padding: var(--space-3) var(--space-2);
  }

  .page-features .feat-table tbody th[scope="row"] {
    width: 22%;
    min-width: 128px;
  }

  .page-features .feat-table tbody td {
    font-size: var(--text-base);
  }
}

@media (min-width: 900px) {
  .page-features .feat-hero {
    padding-block: var(--space-8) var(--section-y-lg);
  }

  .page-features .feat-hero__inner {
    grid-template-columns: minmax(0, 1.32fr) minmax(292px, 0.68fr);
    gap: var(--space-6);
  }

  .page-features .feat-read__item {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-6);
  }

  .page-features .feat-read__item:nth-child(even) .feat-read__fig {
    order: 2;
  }

  .page-features .feat-exit__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-features .feat-exit__actions {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 0;
  }
}

@media (min-width: 1000px) {
  .page-features .feat-pick__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-features .feat-pick__card:nth-child(even) {
    transform: translateY(var(--space-4));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features .feat-pick__card:nth-child(even) {
    transform: none;
  }
}