.page-products {
  --pm-axis-w: 230px;
  --pm-gap: clamp(20px, 3vw, 42px);
  --pm-head-curve: "PingFang SC";
  background: var(--jt-ink);
  color: var(--jt-fog);
  padding-bottom: clamp(48px, 8vw, 110px);
}

.page-products .jt-container {
  width: 100%;
  max-width: var(--jt-max);
  margin: 0 auto;
  padding-inline: var(--jt-gutter);
}

/* ---------- 面包屑与页头 ---------- */
.page-products .pm-crumbs {
  padding-top: calc(var(--jt-header-h) + 18px);
}

.page-products .pm-head .jt-pagehead__kicker {
  margin: 0 0 10px;
  font-family: var(--jt-font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--jt-mist);
}

.page-products .pm-head .jt-pagehead__title {
  margin: 0;
  font-size: clamp(30px, 5.2vw, 52px);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.16;
  color: var(--jt-fog);
}

.page-products .pm-head .jt-pagehead__meta {
  margin: 14px 0 0;
  font-family: var(--jt-font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--jt-sand);
}

.page-products .pm-leadwrap {
  margin-top: clamp(22px, 3.4vw, 40px);
}

.page-products .pm-lead {
  max-width: 46em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--jt-fog);
  opacity: .9;
}

/* ---------- 章节骨架 ---------- */
.page-products .pm-section {
  padding-top: clamp(34px, 5vw, 62px);
}

.page-products .jt-section__num {
  font-family: var(--jt-font-mono);
  color: var(--jt-accent);
  font-size: 13px;
  letter-spacing: .16em;
}

.page-products .jt-section__title {
  margin: 6px 0 0;
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.3;
  color: var(--jt-fog);
}

.page-products .jt-section__meta {
  margin: 8px 0 0;
  font-family: var(--jt-font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--jt-mist);
}

.page-products .pm-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pm-gap);
  margin-top: clamp(20px, 3vw, 34px);
}

/* ---------- 左轴 ---------- */
.page-products .pm-axis {
  border-left: 1px solid var(--jt-lake);
  padding-left: 14px;
}

.page-products .pm-axis__label {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--jt-fog);
  letter-spacing: .02em;
}

.page-products .pm-axis__unit {
  margin: 6px 0 0;
  font-family: var(--jt-font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--jt-sand);
}

.page-products .pm-axis__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--jt-mist);
}

/* ---------- 正文 ---------- */
.page-products .pm-body {
  min-width: 0;
}

.page-products .pm-text {
  max-width: 40em;
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--jt-fog);
  opacity: .88;
}

/* ---------- 模块关系图 ---------- */
.page-products .pm-graph {
  margin: 0 0 8px;
  padding: 16px 14px 10px;
  border: 1px solid var(--jt-line-hair);
  border-radius: var(--jt-radius);
  background: rgba(8, 17, 20, .55);
  box-shadow: var(--jt-shadow);
}

.page-products .pm-graph__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pm-graph__edges path {
  fill: none;
  stroke: var(--jt-lake);
  stroke-width: 1;
  opacity: .65;
}

.page-products .pm-graph__edges .pm-graph__edge-dashed {
  stroke-dasharray: 5 5;
  stroke: var(--jt-accent);
  opacity: .5;
}

.page-products .pm-graph__node rect {
  fill: rgba(22, 56, 47, .85);
  stroke: var(--jt-line-soft);
  stroke-width: 1;
}

.page-products .pm-graph__node--key rect {
  fill: rgba(46, 110, 126, .26);
  stroke: var(--jt-lake);
}

.page-products .pm-graph__node text {
  fill: var(--jt-fog);
  font-family: var(--jt-font-display);
  font-size: 16px;
  font-weight: 600;
}

.page-products .pm-graph__node .pm-graph__sub {
  fill: var(--jt-mist);
  font-family: var(--jt-font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .06em;
}

.page-products .pm-graph__edge-label {
  fill: var(--jt-mist);
  font-family: var(--jt-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
}

.page-products .pm-graph__cap {
  padding-top: 10px;
  border-top: 1px solid var(--jt-line-hair);
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--jt-mist);
}

/* ---------- 色带呼吸点 ---------- */
.page-products .pm-rule {
  display: flex;
  gap: 6px;
  align-items: center;
  margin: clamp(22px, 3vw, 34px) 0;
}

.page-products .pm-rule span {
  display: block;
  height: 2px;
  background: var(--jt-line-hair);
}

.page-products .pm-rule span:first-child {
  width: 54px;
  background: var(--jt-accent);
}

.page-products .pm-rule span:nth-child(2) {
  width: 118px;
  background: var(--jt-lake);
}

.page-products .pm-rule span:last-child {
  flex: 1 1 auto;
}

/* ---------- 表格 ---------- */
.page-products .pm-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--jt-line-hair);
  border-radius: var(--jt-radius);
  background: rgba(8, 17, 20, .42);
}

.page-products .jt-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .jt-table th,
.page-products .jt-table td {
  padding: 11px 13px;
  vertical-align: top;
  line-height: 1.65;
  border-bottom: 1px solid var(--jt-line-hair);
}

.page-products .jt-table thead th {
  background: rgba(22, 56, 47, .62);
  color: var(--jt-fog);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: .04em;
  white-space: nowrap;
  border-bottom: 1px solid var(--jt-line);
}

.page-products .jt-table tbody th {
  color: var(--jt-fog);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .jt-table td {
  color: var(--jt-mist);
}

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

.page-products .jt-table tbody tr:hover th,
.page-products .jt-table tbody tr:hover td {
  background: rgba(46, 110, 126, .1);
}

.page-products .jt-table .jt-num {
  text-align: right;
  font-family: var(--jt-font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--jt-fog);
}

.page-products .pm-tablewrap:hover .jt-table .jt-num {
  box-shadow: inset -1px 0 0 rgba(255, 107, 44, .22);
}

.page-products .pm-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- 分档条 ---------- */
.page-products .pm-bands {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-products .pm-band {
  position: relative;
  padding: 13px 15px 15px;
  border: 1px solid var(--jt-line-hair);
  border-radius: var(--jt-radius);
  background: rgba(22, 56, 47, .34);
  transition: border-color .28s var(--jt-ease), background-color .28s var(--jt-ease);
}

.page-products .pm-band:hover,
.page-products .pm-band:focus-within {
  border-color: var(--jt-lake);
  background: rgba(22, 56, 47, .58);
}

.page-products .pm-band:focus-visible {
  outline: 1px solid var(--jt-accent);
  outline-offset: 2px;
}

.page-products .pm-band__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-products .pm-band__range {
  font-family: var(--jt-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--jt-fog);
}

.page-products .pm-band__share {
  font-family: var(--jt-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--jt-sand);
  white-space: nowrap;
}

.page-products .pm-band__desc {
  margin: 9px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--jt-mist);
}

.page-products .jt-bar {
  display: block;
  height: 6px;
  margin-top: 11px;
  background: rgba(127, 168, 174, .14);
  border-radius: 1px;
  overflow: hidden;
}

.page-products .jt-bar__fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--jt-lake), var(--jt-mist));
  transition: width .45s var(--jt-ease);
}

.page-products .jt-bar--accent .jt-bar__fill {
  background: linear-gradient(90deg, var(--jt-accent), #ffa175);
}

.page-products .pm-tip {
  position: absolute;
  left: 15px;
  right: 15px;
  top: calc(100% + 8px);
  z-index: 4;
  margin: 0;
  padding: 9px 11px;
  border: 1px solid var(--jt-line);
  border-radius: var(--jt-radius);
  background: var(--jt-deep);
  color: var(--jt-fog);
  font-size: 12.5px;
  line-height: 1.68;
  box-shadow: var(--jt-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .22s var(--jt-ease), transform .22s var(--jt-ease), visibility .22s;
}

.page-products .pm-band:hover .pm-tip,
.page-products .pm-band:focus-within .pm-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 图文错位双栏 ---------- */
.page-products .pm-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 30px);
  align-items: start;
}

.page-products .pm-media {
  margin: 0;
  border: 1px solid var(--jt-line-hair);
  border-radius: var(--jt-radius);
  overflow: hidden;
  background: rgba(8, 17, 20, .5);
}

.page-products .pm-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.72) brightness(.86) contrast(1.06);
}

.page-products .pm-media--wide img {
  aspect-ratio: 3 / 2;
}

.page-products .pm-media--square img {
  aspect-ratio: 1 / 1;
}

.page-products .pm-media--pano img {
  aspect-ratio: 12 / 7;
}

.page-products .jt-media__caption {
  padding: 10px 13px;
  border-top: 1px solid var(--jt-line-hair);
  font-size: 12px;
  line-height: 1.68;
  color: var(--jt-mist);
}

/* ---------- 通栏纹理带 ---------- */
.page-products .pm-strip {
  margin: clamp(30px, 5vw, 56px) 0 0;
  border-top: 1px solid var(--jt-line-hair);
  border-bottom: 1px solid var(--jt-line-hair);
}

.page-products .pm-strip img {
  display: block;
  width: 100%;
  height: clamp(110px, 17vw, 190px);
  object-fit: cover;
  filter: saturate(.6) brightness(.72) contrast(1.05);
}

.page-products .pm-strip__cap {
  max-width: var(--jt-max);
  margin: 0 auto;
  padding: 9px var(--jt-gutter) 10px;
  border-top: 1px solid var(--jt-line-hair);
}

/* ---------- 说明条目 ---------- */
.page-products .pm-notes {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-products .pm-note {
  margin: 0;
  padding: 12px 15px;
  border: 1px solid var(--jt-line-hair);
  border-left: 2px solid var(--jt-lake);
  border-radius: var(--jt-radius);
  background: rgba(14, 31, 36, .6);
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--jt-mist);
}

.page-products .jt-tag {
  display: inline-block;
  margin-right: 9px;
  padding: 2px 7px;
  border: 1px solid var(--jt-line-soft);
  border-radius: var(--jt-radius);
  font-family: var(--jt-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--jt-mist);
  vertical-align: 2px;
}

.page-products .jt-tag--accent {
  border-color: rgba(255, 107, 44, .5);
  color: var(--jt-accent);
}

.page-products .jt-tag--sand {
  border-color: rgba(196, 183, 156, .45);
  color: var(--jt-sand);
}

.page-products .jt-tag--lake {
  border-color: rgba(76, 147, 168, .55);
  color: var(--jt-link);
}

/* ---------- 版本演进 ---------- */
.page-products .pm-versions {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--jt-line-hair);
}

.page-products .pm-ver {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--jt-line-hair);
  transition: background-color .3s var(--jt-ease);
}

.page-products .pm-ver:hover {
  background: rgba(46, 110, 126, .09);
}

.page-products .pm-ver__id {
  font-family: var(--jt-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--jt-lake);
  border-left: 2px solid var(--jt-lake);
  padding-left: 10px;
}

.page-products .pm-ver--current .pm-ver__id {
  color: var(--jt-accent);
  border-left-color: var(--jt-accent);
}

.page-products .pm-ver__title {
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 600;
  color: var(--jt-fog);
  letter-spacing: .01em;
}

.page-products .pm-ver__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--jt-mist);
}

/* ---------- 相关页面 ---------- */
.page-products .pm-links {
  border-top: 1px solid var(--jt-line-hair);
  padding-top: 18px;
}

.page-products .pm-links__title {
  margin: 0 0 12px;
  font-family: var(--jt-font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--jt-mist);
}

.page-products .pm-links__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--jt-line-hair);
  border-radius: var(--jt-radius);
  overflow: hidden;
}

.page-products .pm-links__item {
  display: block;
  padding: 12px 14px;
  background: rgba(22, 56, 47, .32);
  color: var(--jt-fog);
  font-size: 13.5px;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color .25s var(--jt-ease), background-color .25s var(--jt-ease), color .25s var(--jt-ease);
}

.page-products .pm-links__item:hover,
.page-products .pm-links__item:focus-visible {
  border-left-color: var(--jt-accent);
  background: rgba(46, 110, 126, .2);
  color: var(--jt-link);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pm-notes {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }

  .page-products .pm-duo--reverse {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 820px) {
  .page-products .pm-duo {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-products .pm-duo--reverse {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  }

  .page-products .pm-media--square {
    margin-top: 6px;
  }
}

@media (min-width: 900px) {
  .page-products .pm-split {
    grid-template-columns: var(--pm-axis-w) minmax(0, 1fr);
  }

  .page-products .pm-axis {
    position: sticky;
    top: calc(var(--jt-header-h) + 26px);
    align-self: start;
  }
}

@media (min-width: 1100px) {
  .page-products .pm-lead {
    padding-left: calc(var(--pm-axis-w) + var(--pm-gap) / 2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .jt-bar__fill,
  .page-products .pm-tip,
  .page-products .pm-band,
  .page-products .pm-ver,
  .page-products .pm-links__item {
    transition-duration: .001ms;
  }

  .page-products .pm-tip {
    transform: none;
  }
}