.page-products {
  --pv-cut: 16px;
  --pv-soft: #4A525A;
  --pv-muted: #6B737B;
  --pv-dark-line: #2A4356;
  --pv-dark-text: #BCC8D3;
  background: var(--paper);
  color: var(--graphite);
}

.page-products .pv-section {
  padding: 52px 0;
}

.page-products .pv-section__title {
  font-size: clamp(24px, 5.2vw, 36px);
  line-height: 1.22;
  font-weight: 700;
  color: var(--ink-900);
  margin: 10px 0 14px;
  letter-spacing: -0.01em;
  max-width: 22em;
}

.page-products .pv-section__lede {
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.72;
  color: var(--pv-soft);
  max-width: 33em;
  margin: 0 0 22px;
}

/* ---------- 首屏框景 ---------- */
.page-products .pv-hero {
  padding: 32px 0 8px;
}

.page-products .pv-hero__frame {
  position: relative;
  margin-top: 18px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 36px 20px 30px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pv-cut)), calc(100% - var(--pv-cut)) 100%, 0 100%);
}

.page-products .pv-hero__frame::before,
.page-products .pv-hero__frame::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  height: 7px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 16px);
  pointer-events: none;
}

.page-products .pv-hero__frame::before {
  top: 12px;
}

.page-products .pv-hero__frame::after {
  bottom: 12px;
}

.page-products .pv-hero__title {
  font-size: clamp(30px, 7.4vw, 56px);
  line-height: 1.1;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  margin: 12px 0 16px;
  max-width: 16em;
}

.page-products .pv-hero__lede {
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--pv-soft);
  max-width: 32em;
  margin: 0;
}

.page-products .pv-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 22px;
}

.page-products .pv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 数据带 ---------- */
.page-products .pv-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 4px 0 24px;
}

.page-products .pv-stat {
  background: var(--paper-2);
  padding: 16px 14px;
}

.page-products .pv-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

.page-products .pv-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--index-gray);
}

/* ---------- 图片 ---------- */
.page-products .pv-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--paper-2);
  overflow: hidden;
}

.page-products .pv-figure--wide {
  margin: 0 0 26px;
}

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

.page-products .pv-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--index-gray);
}

.page-products .pv-figure--dark {
  margin-top: 26px;
  border-color: var(--pv-dark-line);
  background: #0F2436;
}

.page-products .pv-figure--dark figcaption {
  border-top-color: var(--pv-dark-line);
  color: #8FA3B4;
}

/* ---------- 筛选按钮 ---------- */
.page-products .pv-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.page-products .chip {
  cursor: pointer;
}

.page-products .chip[aria-pressed="true"],
.page-products .chip.is-active {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

/* ---------- 对照表 ---------- */
.page-products .pv-table {
  border-top: 1px solid var(--line);
}

.page-products .pv-head {
  display: none;
}

.page-products .pv-row {
  display: grid;
  gap: 10px;
  padding: 18px 14px;
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.page-products .pv-row[hidden],
.page-products .pv-row.is-hidden {
  display: none;
}

.page-products .pv-cell {
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .pv-cell--name {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-products .pv-cell__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--index-gray);
}

.page-products .pv-cell__tag {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 6px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--index-gray);
}

.page-products .pv-cell--old {
  color: var(--pv-muted);
}

.page-products .pv-cell--new {
  padding-left: 12px;
  border-left: 2px solid var(--amber-500);
  background: var(--paper-2);
  color: var(--graphite);
}

.page-products .pv-row--key {
  background: var(--amber-100);
}

.page-products .pv-row--key .pv-cell--new {
  background: transparent;
}

.page-products .pv-empty {
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px dashed var(--line);
  font-size: 14px;
  color: var(--pv-muted);
}

.page-products .pv-empty[hidden] {
  display: none;
}

/* ---------- 关键差异 ---------- */
.page-products .pv-keys__grid {
  display: grid;
  gap: 30px;
}

.page-products .pv-keys__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pv-key {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-products .pv-key__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber-500);
  padding-top: 3px;
}

.page-products .pv-key h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink-900);
}

.page-products .pv-key p {
  grid-column: 2;
  margin: 4px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-soft);
  max-width: 32em;
}

/* ---------- 家庭路径（深色带） ---------- */
.page-products .pv-family {
  background: var(--ink-900);
  color: var(--paper);
}

.page-products .pv-family__eyebrow {
  color: var(--amber-500);
}

.page-products .pv-family__title {
  font-size: clamp(24px, 5.2vw, 36px);
  line-height: 1.22;
  font-weight: 700;
  color: var(--paper);
  margin: 10px 0 14px;
  letter-spacing: -0.01em;
  max-width: 20em;
}

.page-products .pv-family__lede {
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--pv-dark-text);
  max-width: 33em;
  margin: 0 0 26px;
}

.page-products .pv-paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pv-path {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 20px 18px;
  background: #102436;
  border: 1px solid var(--pv-dark-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-products .pv-path__who {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pv-path__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--amber-500);
}

.page-products .pv-path__mid {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pv-dark-text);
}

.page-products .pv-path__end {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--paper);
}

/* ---------- 下载索引卡 ---------- */
.page-products .pv-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0 0 6px;
}

.page-products .pv-card {
  position: relative;
  padding: 22px 18px 16px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pv-card:hover {
  transform: translateY(-2px);
  border-color: var(--celadon-500);
}

.page-products .pv-card[hidden],
.page-products .pv-card.is-hidden {
  display: none;
}

.page-products .pv-card__idx {
  position: absolute;
  top: 12px;
  right: 16px;
  cursor: pointer;
}

.page-products .pv-card h3 {
  margin: 0 0 8px;
  padding-right: 96px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--ink-900);
}

.page-products .pv-card__desc {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pv-soft);
}

.page-products .pv-card__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-products .pv-card__meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 5px;
  border-bottom: 1px dashed var(--line);
  font-size: 12.5px;
  color: var(--index-gray);
}

.page-products .pv-card__meta li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pv-card__meta b {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12.5px;
  color: var(--graphite);
}

/* ---------- 文件规格 ---------- */
.page-products .pv-specs__grid {
  display: grid;
  gap: 28px;
}

.page-products .pv-spec-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pv-spec {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-soft);
}

.page-products .pv-spec__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--celadon-ink);
  padding-top: 3px;
}

/* ---------- 三步技能树 ---------- */
.page-products .pv-tree {
  background: var(--amber-100);
}

.page-products .pv-tree__eyebrow {
  color: #8A6420;
}

.page-products .pv-steps {
  list-style: none;
  margin: 4px 0 0;
  padding: 0 0 0 30px;
  position: relative;
}

.page-products .pv-steps::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: var(--amber-500);
}

.page-products .pv-step {
  position: relative;
  padding: 14px 0 20px;
}

.page-products .pv-step::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 20px;
  width: 15px;
  height: 15px;
  border: 1px solid var(--amber-500);
  border-radius: 50%;
  background: var(--paper);
}

.page-products .pv-step:first-child::before {
  background: var(--amber-500);
}

.page-products .pv-step__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-products .pv-step h3 {
  margin: 0;
  font-size: 18px;
  color: var(--ink-900);
}

.page-products .pv-step__time {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--celadon-ink);
  border: 1px solid var(--celadon-500);
  padding: 1px 8px;
}

.page-products .pv-step p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-soft);
  max-width: 34em;
}

/* ---------- 结尾 ---------- */
.page-products .pv-cta {
  background: var(--ink-700);
  color: var(--paper);
  padding: 52px 0 60px;
}

.page-products .pv-cta__title {
  font-size: clamp(24px, 5.2vw, 34px);
  line-height: 1.24;
  font-weight: 700;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-products .pv-cta__text {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.78;
  color: #D6E0E8;
  max-width: 34em;
  margin: 0 0 22px;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pv-section {
    padding: 72px 0;
  }

  .page-products .pv-hero {
    padding-top: 44px;
  }

  .page-products .pv-hero__frame {
    padding: 48px 40px 40px;
  }

  .page-products .pv-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pv-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pv-paths {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pv-path:not(:last-child)::after {
    content: "→";
    position: absolute;
    right: -13px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--amber-500);
    font-size: 16px;
  }

  .page-products .pv-keys__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }

  .page-products .pv-specs__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .pv-section {
    padding: 88px 0;
  }

  .page-products .pv-cta {
    padding: 72px 0 80px;
  }

  .page-products .pv-head {
    display: grid;
    grid-template-columns: 0.85fr 1fr 1.15fr;
    position: sticky;
    top: var(--topbar-h);
    z-index: 5;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .page-products .pv-head > div {
    padding: 12px 14px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.12em;
    color: var(--index-gray);
  }

  .page-products .pv-head > div:nth-child(2) {
    color: var(--wine-500);
  }

  .page-products .pv-head > div:nth-child(3) {
    color: #8A6420;
  }

  .page-products .pv-row {
    grid-template-columns: 0.85fr 1fr 1.15fr;
    gap: 0;
    padding: 0;
    align-items: stretch;
  }

  .page-products .pv-row:hover {
    background: var(--paper-2);
  }

  .page-products .pv-cell {
    padding: 18px 14px;
  }

  .page-products .pv-cell__tag {
    display: none;
  }

  .page-products .pv-cell--new {
    padding-left: 16px;
  }

  .page-products .pv-row--key:hover {
    background: var(--amber-100);
  }

  .page-products .pv-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-products .pv-steps {
    max-width: 44em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pv-card,
  .page-products .pv-card:hover {
    transform: none;
    transition: none;
  }
}
<<<END>>>