.page-products {
  --pf-shadow: 6px 6px 0 rgba(0, 0, 0, .55);
  display: block;
}

.page-products img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== 首屏 ===== */
.page-products .pf-hero {
  border-bottom: 2px solid var(--line);
  background:
    radial-gradient(circle at 84% 10%, rgba(37, 242, 192, .13), transparent 58%),
    var(--ink-900);
  padding: 22px 0 40px;
}

.page-products .pf-hero__inner {
  display: grid;
  gap: 28px;
}

.page-products .pf-hero .breadcrumb {
  margin-bottom: 16px;
}

.page-products .pf-hero__eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--mint);
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--mint);
  padding: 4px 10px;
  margin-bottom: 14px;
}

.page-products .pf-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 7.2vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--chalk);
  margin: 0 0 16px;
}

.page-products .pf-hero__lead {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
  max-width: 62ch;
}

/* 能力索引 */
.page-products .pf-index-wrap {
  border: 2px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--pf-shadow);
}

.page-products .pf-index-wrap__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-900);
  background: var(--mint);
  padding: 7px 12px;
  font-weight: 700;
}

.page-products .pf-index {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pf-index__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-top: 1px solid var(--line);
}

.page-products .pf-index__item:first-child {
  border-top: 0;
}

.page-products .pf-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-products .pf-index__link {
  color: var(--chalk);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .pf-index__link:hover,
.page-products .pf-index__link:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-products .pf-index__state {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--mint-soft);
  background: var(--ink-900);
  border: 1px solid var(--line);
  padding: 2px 7px;
  white-space: nowrap;
}

@media (min-width: 960px) {
  .page-products .pf-hero {
    padding: 26px 0 52px;
  }

  .page-products .pf-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: end;
  }

  .page-products .pf-hero__head {
    align-self: start;
  }

  .page-products .pf-hero__inner > .pf-index-wrap {
    align-self: end;
  }
}

/* ===== 主体布局 ===== */
.page-products .pf-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  padding-top: 44px;
  padding-bottom: 64px;
}

.page-products .pf-main {
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-products .pf-layout {
    grid-template-columns: minmax(0, 1fr) 212px;
    gap: 54px;
    align-items: start;
  }
}

/* ===== 章节导航 ===== */
.page-products .pf-toc {
  border: 2px solid var(--line);
  background: var(--ink-800);
  padding: 12px 12px 14px;
}

.page-products .pf-toc__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-products .pf-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pf-toc__link {
  display: block;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  padding: 7px 8px 7px 12px;
  border-left: 2px solid var(--line);
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.page-products .pf-toc__link:hover,
.page-products .pf-toc__link:focus-visible,
.page-products .pf-toc__link.is-active {
  color: var(--mint);
  border-left-color: var(--mint);
  background: var(--ink-700);
}

@media (min-width: 1024px) {
  .page-products .pf-toc {
    position: sticky;
    top: 96px;
  }
}

/* ===== 章节通用 ===== */
.page-products .pf-section {
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}

.page-products .pf-section:last-of-type {
  border-bottom: 0;
  margin-bottom: 20px;
}

.page-products .pf-section__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.page-products .pf-section__no {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--ink-900);
  background: var(--mint);
  padding: 3px 9px;
}

.page-products .pf-section__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 4.4vw, 29px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--chalk);
  margin: 0;
}

.page-products .pf-text p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pf-text p:last-child {
  margin-bottom: 0;
}

.page-products .pf-text strong {
  color: var(--chalk);
  font-weight: 700;
}

.page-products .pf-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

@media (min-width: 780px) {
  .page-products .pf-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 30px;
  }

  .page-products .pf-split--reverse {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1fr);
  }

  .page-products .pf-split--reverse .pf-figure {
    order: -1;
  }
}

/* ===== 图片 ===== */
.page-products .pf-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--pf-shadow);
}

.page-products .pf-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.95) contrast(1.06) brightness(.92);
}

.page-products .pf-figure figcaption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--mist);
  padding: 9px 12px;
  border-top: 2px solid var(--line);
  background: var(--ink-700);
}

.page-products .pf-figure--wide {
  margin-top: 4px;
  margin-bottom: 20px;
}

/* ===== 热区图 ===== */
.page-products .pf-heat {
  margin-top: 26px;
  border: 2px solid var(--line);
  background: var(--ink-800);
  padding: 18px 16px 16px;
}

.page-products .pf-heat__title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 900;
  color: var(--chalk);
  margin: 0 0 4px;
}

.page-products .pf-heat__sub {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-products .pf-heat svg {
  width: 100%;
  height: auto;
  display: block;
}

.page-products .pf-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 14px 0 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-products .pf-legend li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-products .pf-legend__swatch {
  width: 13px;
  height: 13px;
  display: inline-block;
  border: 1px solid var(--line);
}

.page-products .pf-legend__swatch--mint {
  background: var(--mint);
}

.page-products .pf-legend__swatch--alert {
  background: var(--alert);
}

.page-products .pf-legend__swatch--dim {
  background: rgba(37, 242, 192, .16);
}

/* ===== 表格 ===== */
.page-products .pf-table-wrap {
  margin-top: 22px;
  border: 2px solid var(--line);
  background: var(--ink-800);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-table {
  width: 100%;
  min-width: 500px;
  border-collapse: collapse;
}

.page-products .pf-table__caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--amber);
  padding: 11px 14px 9px;
  border-bottom: 1px solid var(--line);
  background: var(--ink-900);
}

.page-products .pf-table th,
.page-products .pf-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-products .pf-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  font-weight: 500;
  color: var(--mint-soft);
  background: var(--ink-700);
  white-space: nowrap;
}

.page-products .pf-table td {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pf-table tbody td:first-child {
  color: var(--chalk);
  font-weight: 700;
}

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

.page-products .pf-table tbody tr:hover {
  background: var(--ink-700);
}

.page-products .pf-table tbody tr:hover td:first-child {
  box-shadow: inset 3px 0 0 var(--mint);
}

/* ===== 筛选命令条 ===== */
.page-products .pf-filterbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 22px 0;
  padding: 12px;
  border: 2px solid var(--line);
  background: var(--ink-800);
}

.page-products .pf-filterbar__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
  margin-left: 4px;
}

.page-products .pf-filterbar__label:first-child {
  margin-left: 0;
}

.page-products .pf-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 5px 11px;
  border: 2px solid var(--line);
  background: var(--ink-900);
  color: var(--mist);
  white-space: nowrap;
}

.page-products .pf-chip--on {
  color: var(--ink-900);
  background: var(--mint);
  border-color: var(--mint);
  font-weight: 700;
}

/* ===== 对照卡片 ===== */
.page-products .pf-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 22px;
}

@media (min-width: 640px) {
  .page-products .pf-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pf-compare__card {
  border: 2px solid var(--line);
  border-top: 4px solid var(--mint);
  background: var(--ink-800);
  padding: 18px 16px;
}

.page-products .pf-compare__card:last-child {
  border-top-color: var(--alert);
}

.page-products .pf-compare__name {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-products .pf-compare__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-top: 1px solid var(--line);
}

.page-products .pf-compare__row:first-of-type {
  border-top: 0;
}

.page-products .pf-compare__key {
  font-size: 13.5px;
  color: var(--mist);
}

.page-products .pf-compare__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  color: var(--chalk);
}

.page-products .pf-compare__num--alert {
  color: var(--alert);
}

.page-products .pf-compare__note {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ===== 通用说明盒 ===== */
.page-products .pf-box {
  margin-top: 22px;
  border: 2px solid var(--line);
  border-left: 4px solid var(--amber);
  background: var(--ink-800);
  padding: 18px 16px;
}

.page-products .pf-box__title {
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 900;
  color: var(--chalk);
  margin: 0 0 10px;
}

.page-products .pf-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pf-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pf-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  background: var(--mint);
}

/* ===== 集锦卡片 ===== */
.page-products .pf-clips {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 20px;
}

@media (min-width: 680px) {
  .page-products .pf-clips {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .pf-clip {
  border: 2px solid var(--line);
  border-top: 4px solid var(--mint);
  background: var(--ink-800);
  padding: 16px;
}

.page-products .pf-clip:nth-child(2) {
  border-top-color: var(--amber);
}

.page-products .pf-clip:nth-child(3) {
  border-top-color: var(--alert);
}

.page-products .pf-clip__name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 900;
  color: var(--chalk);
  margin: 0 0 8px;
}

.page-products .pf-clip__desc {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
  margin: 0;
}

.page-products .pf-inline-link {
  margin: 22px 0 0;
}

/* ===== 版本自查 ===== */
.page-products .pf-version {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  border: 2px solid var(--line);
  background: linear-gradient(135deg, var(--ink-700), var(--ink-800));
  padding: 20px 16px;
}

@media (min-width: 780px) {
  .page-products .pf-version {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 24px 22px;
  }
}

.page-products .pf-version__lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--chalk);
  margin: 0;
}

.page-products .pf-steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pf-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pf-steps li span:first-child {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  padding-top: 2px;
}

.page-products .pf-version__action {
  display: flex;
}

/* ===== 尾部行动区 ===== */
.page-products .pf-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  border: 2px solid var(--mint);
  background:
    linear-gradient(120deg, rgba(37, 242, 192, .1), transparent 60%),
    var(--ink-800);
  padding: 22px 18px;
  box-shadow: var(--pf-shadow);
}

@media (min-width: 780px) {
  .page-products .pf-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 30px;
    padding: 26px 24px;
  }
}

.page-products .pf-cta__title {
  font-family: var(--font-display);
  font-size: clamp(19px, 3.8vw, 25px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--chalk);
  margin: 0 0 10px;
}

.page-products .pf-cta__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
  margin: 0;
  max-width: 58ch;
}

.page-products .pf-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}