.page-features {
  --pf-on-dark-soft: color-mix(in srgb, var(--color-contrast-ink) 64%, transparent);
  --pf-inset: calc(var(--space-1) / 2);
  --pf-rail: color-mix(in srgb, var(--color-line) 72%, transparent);
}

/* ---------- 首屏框景 ---------- */
.page-features .pf-hero {
  position: relative;
}

.page-features .pf-hero__frame {
  position: relative;
  border: var(--border-thick) solid var(--color-contrast-line);
  padding: calc(var(--space-4) + var(--space-1));
  background: color-mix(in srgb, var(--color-contrast-ink) 4%, transparent);
}

.page-features .pf-hero__frame::before {
  content: "";
  position: absolute;
  inset: var(--pf-inset);
  border: var(--border-thin) solid var(--color-contrast-line);
  pointer-events: none;
}

.page-features .pf-hero__crumbs {
  margin-bottom: var(--space-3);
  color: var(--pf-on-dark-soft);
  font-size: var(--text-sm);
  position: relative;
  z-index: 1;
}

.page-features .pf-hero__crumbs a {
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
}

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

.page-features .pf-hero__kicker {
  color: var(--color-contrast-accent);
  margin: 0 0 var(--space-2);
}

.page-features .pf-hero__title {
  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-contrast-ink);
  margin: 0 0 var(--space-3);
  max-width: 18ch;
}

.page-features .pf-hero__lead {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-features .pf-hero__body {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

/* 关键数字组 */
.page-features .pf-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3) var(--space-2);
}

.page-features .pf-fig {
  border-top: var(--border-thick) solid var(--color-contrast-line);
  padding-top: var(--space-2);
}

.page-features .pf-fig__num {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-contrast-accent);
}

.page-features .pf-fig__u {
  font-size: var(--text-lg);
  margin-left: 0.12em;
  color: var(--pf-on-dark-soft);
}

.page-features .pf-fig__label {
  margin: var(--space-1) 0 0;
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

/* 左侧竖线索引 */
.page-features .pf-index__title {
  color: var(--pf-on-dark-soft);
  margin: 0 0 var(--space-2);
}

.page-features .pf-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  counter-reset: pfindex;
}

.page-features .pf-index__link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
  border-left: var(--border-thick) solid var(--color-contrast-line);
  padding: var(--space-1) 0 var(--space-1) var(--space-2);
  text-decoration: none;
  color: var(--color-contrast-ink);
  transition: border-color 180ms cubic-bezier(0.2, 0, 0, 1), transform 180ms cubic-bezier(0.2, 0, 0, 1);
}

.page-features .pf-index__link:hover,
.page-features .pf-index__link:focus-visible {
  border-left-color: var(--color-contrast-accent);
  transform: translateX(3px);
}

.page-features .pf-index__link[aria-current="true"] {
  border-left-color: var(--color-contrast-accent);
}

.page-features .pf-index__no {
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
  flex: 0 0 auto;
}

.page-features .pf-index__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  flex: 0 0 auto;
}

.page-features .pf-index__desc {
  flex: 1 1 100%;
  font-size: var(--text-sm);
  color: var(--pf-on-dark-soft);
}

/* ---------- 分组与矩阵 ---------- */
.page-features .pf-group .sec-head {
  margin-bottom: var(--space-6);
}

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

.page-features .pf-mod {
  position: relative;
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-line);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-features .pf-mod::after {
  content: "";
  position: absolute;
  inset: var(--pf-inset);
  border: var(--border-thin) solid var(--pf-rail);
  pointer-events: none;
}

.page-features .pf-mod > * {
  position: relative;
  z-index: 1;
}

.page-features .pf-mod__title {
  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);
  color: var(--color-ink);
  margin: 0;
}

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

.page-features .pf-note {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

/* 判罚组：首模块满宽，图文并置 */
.page-features .pf-mod--lead {
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-features .pf-mod--lead::after {
  display: none;
}

.page-features .pf-mod__text {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-features .pf-mod--lead .pf-figure {
  margin: 0;
  border: 0;
  border-top: var(--border-thick) solid var(--color-line);
}

/* 字段清单 */
.page-features .pf-fields {
  margin-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-2);
}

.page-features .pf-fields__summary {
  cursor: pointer;
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  padding: var(--space-1) 0;
  list-style: none;
}

.page-features .pf-fields__summary::-webkit-details-marker {
  display: none;
}

.page-features .pf-fields__summary::before {
  content: "＋";
  font-family: var(--font-mono);
  margin-right: var(--space-1);
  color: var(--color-accent);
}

.page-features .pf-fields[open] .pf-fields__summary::before {
  content: "－";
}

.page-features .pf-fields[open] .pf-fields__summary {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-fields__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0 var(--space-3);
  margin: var(--space-2) 0 0;
}

.page-features .pf-field {
  display: grid;
  grid-template-columns: minmax(5.2em, auto) minmax(0, 1fr);
  gap: var(--space-2);
  padding: var(--space-1) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features .pf-field dt {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.page-features .pf-field dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* 图例 */
.page-features .pf-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-features .pf-legend__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  border-bottom: var(--border-thin) dashed var(--color-line);
  padding-bottom: var(--space-1);
}

.page-features .pf-swatch {
  display: inline-block;
  flex: 0 0 auto;
  width: var(--space-2);
  height: var(--space-2);
}

.page-features .pf-swatch--red {
  background: var(--color-accent);
}

.page-features .pf-swatch--yellow {
  background: transparent;
  border: var(--border-thick) solid var(--color-primary);
}

/* 表格 */
.page-features .pf-table-wrap {
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
}

.page-features .pf-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 420px;
}

.page-features .pf-table th {
  background: var(--color-surface-deep);
  color: var(--color-ink);
  text-align: left;
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
  border-bottom: var(--border-thick) solid var(--color-line);
  white-space: nowrap;
}

.page-features .pf-table td {
  padding: var(--space-1) var(--space-2);
  line-height: 1.62;
  color: var(--color-ink-soft);
  border-bottom: var(--border-thin) solid var(--color-line);
  vertical-align: top;
}

.page-features .pf-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-features .pf-table tbody tr:hover td {
  background: var(--color-highlight);
  color: var(--color-ink);
}

.page-features .pf-table td:first-child {
  font-family: var(--font-heading);
  color: var(--color-ink);
  white-space: nowrap;
}

/* 检索维度标签 */
.page-features .pf-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-features .pf-chip {
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface-deep);
  color: var(--color-ink);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
}

/* 要点清单 */
.page-features .pf-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-features .pf-points li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.66;
  color: var(--color-ink-soft);
  border-bottom: var(--border-thin) solid var(--color-line);
  padding-bottom: var(--space-1);
}

.page-features .pf-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: var(--space-2);
  height: var(--border-thick);
  background: var(--color-primary);
}

.page-features .pf-points li:last-child {
  border-bottom: 0;
}

/* 奖项指标 */
.page-features .pf-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features .pf-meta__item dt {
  font-size: var(--text-xs);
  letter-spacing: 0.01em;
  color: var(--color-ink-muted);
}

.page-features .pf-meta__item dd {
  margin: var(--space-1) 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-lg);
  color: var(--color-primary);
}

/* 荣誉类别 */
.page-features .pf-honours {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  counter-reset: pfhonour;
}

.page-features .pf-honours li {
  counter-increment: pfhonour;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-primary-soft);
  color: var(--color-ink);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
}

.page-features .pf-honours li::before {
  content: counter(pfhonour, decimal-leading-zero);
  font-family: var(--font-mono);
  color: var(--color-accent);
  margin-right: var(--space-1);
}

/* ---------- 图片 ---------- */
.page-features .pf-figure,
.page-features .pf-banner {
  margin: 0;
}

.page-features .pf-banner {
  margin-top: var(--space-6);
}

.page-features .pf-figure .frame__media,
.page-features .pf-banner .frame__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

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

.page-features .pf-figure--side .frame__media {
  aspect-ratio: 4 / 3;
}

/* ---------- 收束区块 ---------- */
.page-features .pf-notes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-features .pf-notes__block h3 {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0 0 var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-features .pf-notes__text {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-features .pf-notes__text a {
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

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

.page-features .pf-note--dark {
  border-top-color: var(--color-contrast-line);
  color: var(--pf-on-dark-soft);
}

/* 复核状态灰度阶梯 */
.page-features .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-features .pf-step {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-2);
  border-left: var(--border-thick) solid var(--color-contrast-line);
  background: color-mix(in srgb, var(--color-contrast-ink) 5%, transparent);
}

.page-features .pf-step--verified {
  background: color-mix(in srgb, var(--color-contrast-ink) 17%, transparent);
}

.page-features .pf-step--pending {
  background: color-mix(in srgb, var(--color-contrast-ink) 10%, transparent);
}

.page-features .pf-step--doubt {
  background: color-mix(in srgb, var(--color-contrast-ink) 4%, transparent);
}

.page-features .pf-step__k {
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-contrast-accent);
}

.page-features .pf-step__v {
  font-size: var(--text-sm);
  line-height: 1.62;
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 559px) {
  .page-features .pf-hero__frame {
    padding: var(--space-3);
  }

  .page-features .pf-figures {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .page-features .pf-table {
    min-width: 360px;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-features .pf-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-features .pf-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-features .pf-mod--lead {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-features .pf-mod--lead .pf-figure {
    border-top: 0;
    border-left: var(--border-thick) solid var(--color-line);
    height: 100%;
  }

  .page-features .pf-mod--lead .pf-figure .frame__media {
    height: 100%;
    aspect-ratio: auto;
  }

  .page-features .pf-mod--lead .pf-figure img {
    height: 100%;
    object-fit: cover;
  }
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 900px) {
  .page-features .pf-matrix {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-features .pf-matrix--disc .pf-mod--lead {
    grid-column: 1 / -1;
  }

  .page-features .pf-matrix--disc .pf-mod--types {
    grid-column: 1 / span 7;
  }

  .page-features .pf-matrix--disc .pf-mod--lookup {
    grid-column: 8 / -1;
  }

  .page-features .pf-matrix--awards .pf-mod--season {
    grid-column: 1 / span 5;
  }

  .page-features .pf-matrix--awards .pf-mod--honours {
    grid-column: 6 / -1;
  }

  .page-features .pf-matrix--sched .pf-mod--possession {
    grid-column: 1 / span 6;
  }

  .page-features .pf-matrix--sched .pf-mod--form {
    grid-column: 7 / -1;
  }

  .page-features .pf-matrix--archive .pf-figure--side {
    grid-column: 1 / span 5;
    grid-row: 1 / span 2;
    align-self: stretch;
    display: flex;
    flex-direction: column;
    margin: 0;
  }

  .page-features .pf-matrix--archive .pf-figure--side .frame__media {
    flex: 1 1 auto;
    aspect-ratio: auto;
  }

  .page-features .pf-matrix--archive .pf-figure--side img {
    height: 100%;
    object-fit: cover;
  }

  .page-features .pf-matrix--archive .pf-mod--coach {
    grid-column: 6 / -1;
    grid-row: 1;
  }

  .page-features .pf-matrix--archive .pf-mod--fans {
    grid-column: 6 / -1;
    grid-row: 2;
  }

  .page-features .pf-banner {
    margin-top: var(--space-6);
  }

  .page-features .pf-notes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-features .pf-hero__body {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.95fr);
    align-items: start;
    gap: var(--space-6);
  }

  .page-features .pf-index__desc {
    flex: 1 1 100%;
  }
}

@media (min-width: 1000px) {
  .page-features .pf-hero__title {
    max-width: 22ch;
  }

  .page-features .pf-figures {
    gap: var(--space-4) var(--space-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features .pf-index__link {
    transition: none;
  }

  .page-features .pf-index__link:hover,
  .page-features .pf-index__link:focus-visible {
    transform: none;
  }
}