.page-products {
  --pp-rule: rgba(111, 127, 122, .28);
  --pp-rule-gold: rgba(201, 164, 92, .5);
  --pp-on-dark-soft: rgba(243, 241, 234, .62);
  background: var(--paper);
  color: var(--body-ink);
  padding-block: 22px 84px;
}

.page-products .breadcrumbs {
  margin: 0 0 20px;
}

.page-products .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

/* ---------- 左侧功能索引 ---------- */
.page-products .pp-index {
  border-top: 2px solid var(--ink-900);
  padding-top: 14px;
}

.page-products .pp-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--mist);
}

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

.page-products .pp-index-list li {
  border-bottom: 1px solid var(--pp-rule);
}

.page-products .pp-index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 4px 11px 8px;
  border-left: 2px solid transparent;
  color: var(--char);
  text-decoration: none;
  font-size: 14px;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-products .pp-index-link .mono {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gold-500);
}

.page-products .pp-index-link:hover,
.page-products .pp-index-link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(201, 164, 92, .09);
  color: var(--ink-900);
}

.page-products .pp-index-note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--on-dark);
  padding: clamp(26px, 4vw, 54px);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-500), var(--cyan) 48%, rgba(39, 211, 194, 0) 92%);
}

.page-products .pp-hero-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--gold-500);
}

.page-products .pp-hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.4vw, 42px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-products .pp-hero-lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-products .pp-hero-stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(169, 199, 194, .26);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}

.page-products .pp-stat {
  border-left: 2px solid var(--gold-500);
  padding-left: 12px;
}

.page-products .pp-stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--gold-200);
}

.page-products .pp-stat-label {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--pp-on-dark-soft);
}

/* ---------- 分节通用 ---------- */
.page-products .pp-section {
  margin-top: clamp(44px, 6vw, 82px);
}

.page-products .pp-sec-head {
  border-top: 2px solid var(--ink-900);
  padding-top: 14px;
  margin-bottom: 20px;
}

.page-products .pp-sec-kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold-500);
}

.page-products .pp-sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 600;
  line-height: 1.36;
  letter-spacing: .01em;
  color: var(--ink-900);
}

.page-products .pp-lead {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--body-ink);
}

/* ---------- 功能地图 ---------- */
.page-products .pp-legend {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--pp-rule);
}

.page-products .pp-legend-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 14px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--pp-rule);
}

.page-products .pp-legend-key {
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--pp-rule-gold);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-500);
}

.page-products .pp-legend-text {
  min-width: 0;
}

.page-products .pp-legend-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pp-legend-desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--body-ink);
}

.page-products .pp-legend-link {
  grid-column: 2;
  justify-self: start;
  margin-top: 8px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--pp-rule-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-700);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pp-legend-link:hover,
.page-products .pp-legend-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 图片 ---------- */
.page-products .pp-figure {
  margin: 0;
}

.page-products .pp-figure .img-frame {
  border: 1px solid var(--pp-rule);
  background: var(--paper-soft);
  overflow: hidden;
}

.page-products .pp-figure .img-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-figure--wide {
  margin-top: 22px;
}

.page-products .pp-figure .img-cap {
  margin-top: 8px;
}

/* ---------- 查记录 ---------- */
.page-products .pp-records {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 24px;
}

.page-products .pp-tl {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 52px 14px minmax(0, 1fr);
  gap: 0 10px;
  padding-bottom: 20px;
}

.page-products .pp-tl-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 66px;
  top: 16px;
  bottom: 0;
  width: 1px;
  background: var(--pp-rule);
}

.page-products .pp-tl-stamp {
  padding-top: 2px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-products .pp-tl-dot {
  width: 8px;
  height: 8px;
  margin-top: 6px;
  background: var(--gold-500);
}

.page-products .pp-tl-card {
  min-width: 0;
}

.page-products .pp-tl-name {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pp-tl-meta {
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: .02em;
  color: var(--mist);
}

.page-products .data-table {
  margin-top: 26px;
  width: 100%;
}

.page-products .fold {
  margin-top: 16px;
}

/* ---------- 订阅 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 22px;
}

.page-products .pp-split-body {
  min-width: 0;
}

.page-products .pp-split-body .pp-lead {
  margin-top: 0;
}

.page-products .pp-points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--pp-rule);
}

.page-products .pp-point {
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-rule);
}

.page-products .pp-point-name {
  margin: 0 0 5px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pp-point-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--body-ink);
}

/* ---------- 段位检索 ---------- */
.page-products .pp-filter {
  margin-top: 24px;
  border-top: 2px solid var(--ink-900);
}

.page-products .pp-filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-rule);
}

.page-products .pp-filter-label {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-products .pp-filter .chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-filter .chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
}

.page-products .pp-filter .chip[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--gold-200);
}

.page-products .pp-filter .chip:hover {
  border-color: var(--cyan);
}

/* ---------- 版本对照 ---------- */
.page-products .pp-compare {
  margin-top: 24px;
  border: 1px solid var(--pp-rule);
  background: var(--paper-soft);
}

.page-products .pp-col {
  padding: 18px;
}

.page-products .pp-col + .pp-col {
  border-top: 1px solid var(--pp-rule);
}

.page-products .pp-col-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pp-rule-gold);
}

.page-products .pp-col-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pp-col-ver {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-products .pp-rows {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-products .pp-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--pp-rule);
  font-size: 13.5px;
  color: var(--body-ink);
}

.page-products .pp-row:last-child {
  border-bottom: 0;
}

.page-products .pp-row .mono {
  font-size: 11px;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .pp-row--diff {
  padding-left: 10px;
  border-left: 3px solid var(--cinnabar);
  color: var(--ink-900);
  font-weight: 600;
}

/* ---------- 反馈板块 ---------- */
.page-products .pp-fb-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.page-products .pp-fb-card {
  border: 1px solid var(--pp-rule);
  border-top: 3px solid var(--gold-500);
  background: var(--paper-soft);
  padding: 16px 14px;
  transition: border-top-color .2s var(--ease), transform .2s var(--ease);
}

.page-products .pp-fb-card:nth-child(even) {
  margin-top: 14px;
}

.page-products .pp-fb-card:hover {
  border-top-color: var(--cyan);
}

.page-products .pp-fb-name {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--ink-900);
}

.page-products .pp-fb-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--body-ink);
}

/* ---------- 下一步 ---------- */
.page-products .pp-next {
  margin-top: clamp(46px, 6vw, 82px);
  border-top: 2px solid var(--ink-900);
  padding-top: 16px;
}

.page-products .pp-next-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-products .pp-next-item {
  border-bottom: 1px solid var(--pp-rule);
}

.page-products .pp-next-link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 14px 0;
  color: var(--ink-900);
  text-decoration: none;
  font-size: 15px;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-products .pp-next-link:hover,
.page-products .pp-next-link:focus-visible {
  color: var(--ink-700);
  padding-left: 6px;
}

.page-products .pp-next-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-products .pp-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-fb-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-fb-card:nth-child(even) {
    margin-top: 0;
  }
}

@media (min-width: 760px) {
  .page-products .pp-compare {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-col + .pp-col {
    border-top: 0;
    border-left: 1px solid var(--pp-rule);
  }
}

@media (min-width: 880px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
  }

  .page-products .pp-legend-item {
    grid-template-columns: 34px minmax(0, 1fr) 110px;
    gap: 4px 18px;
  }

  .page-products .pp-legend-link {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
    justify-self: end;
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-products .pp-records {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products {
    padding-block: 28px 110px;
  }

  .page-products .pp-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }

  .page-products .pp-index {
    position: sticky;
    top: 24px;
  }

  .page-products .pp-body {
    min-width: 0;
  }

  .page-products .pp-filter-row {
    flex-wrap: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-index-link,
  .page-products .pp-legend-link,
  .page-products .pp-fb-card,
  .page-products .pp-next-link {
    transition: none;
  }
}