.page-products {
  --pp-gap: clamp(1.5rem, 4vw, 2.5rem);
  --pp-hair: rgba(21, 25, 29, .12);
  --pp-hair-strong: rgba(21, 25, 29, .26);
  --pp-hair-dark: rgba(228, 206, 158, .26);
  --pp-hair-dark-soft: rgba(169, 183, 190, .16);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
  font-size: 1rem;
}

.page-products h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.15rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0 0 1rem;
}

.page-products h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.28;
  margin: 0 0 .7rem;
}

.page-products h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1.45;
  margin: 0 0 .3rem;
}

.page-products p {
  margin: 0 0 .8rem;
}

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

.page-products a {
  color: inherit;
}

.page-products .mono {
  font-family: var(--font-mono);
}

.page-products .pp-text {
  max-width: 40rem;
  color: rgba(21, 25, 29, .82);
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  background-color: var(--ink-navy);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(228, 206, 158, .07) 0 1px,
    transparent 1px 64px
  );
  color: var(--paper-white);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  border-bottom: 1px solid var(--pp-hair-dark);
}

.page-products .pp-hero h1 {
  color: var(--paper-white);
  max-width: 34rem;
}

.page-products .pp-hero .lede {
  color: rgba(251, 247, 240, .8);
  font-size: clamp(.98rem, 2.2vw, 1.1rem);
  max-width: 40rem;
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
}

.page-products .pp-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  color: var(--copper-light);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin: 0 0 .8rem;
}

.page-products .pp-hero-eyebrow .mono {
  padding: .12rem .45rem;
  border: 1px solid var(--pp-hair-dark);
  border-radius: var(--radius);
  letter-spacing: .06em;
}

.page-products .pp-segment {
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 0;
  margin: 0 0 -1px;
}

.page-products .pp-segment::-webkit-scrollbar {
  display: none;
}

.page-products .segmented-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: .6rem 1.05rem;
  border: 1px solid var(--pp-hair-dark);
  border-bottom-color: transparent;
  border-radius: var(--radius) var(--radius) 0 0;
  background: rgba(251, 247, 240, .05);
  color: rgba(251, 247, 240, .88);
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease;
}

.page-products .segmented-btn:hover,
.page-products .segmented-btn:focus-visible {
  background: rgba(251, 247, 240, .14);
}

.page-products .segmented-btn.is-current {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
  box-shadow: inset 0 3px 0 var(--cinnabar);
  border-bottom-color: var(--paper);
}

/* ---------- 章节骨架 ---------- */

.page-products .pp-block {
  padding: clamp(2.3rem, 6vw, 4.4rem) 0;
}

.page-products .pp-block--paper {
  background: var(--paper);
}

.page-products .pp-block--white {
  background: var(--paper-white);
}

.page-products .pp-block--dark {
  background: var(--ink-navy);
  color: var(--paper-white);
}

.page-products .pp-head {
  max-width: 44rem;
  margin-bottom: clamp(1.4rem, 3.4vw, 2.2rem);
}

.page-products .pp-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--deep-teal);
  margin: 0 0 .6rem;
}

.page-products .pp-no {
  color: var(--copper);
  letter-spacing: .08em;
}

.page-products .pp-head--on-dark h2 {
  color: var(--paper-white);
}

.page-products .pp-head--on-dark .pp-text {
  color: rgba(251, 247, 240, .78);
}

.page-products .pp-eyebrow-on-dark {
  color: var(--copper-light) !important;
}

.page-products .pp-sub {
  font-size: 1rem;
  font-weight: 700;
  margin: 1.5rem 0 .6rem;
  padding-bottom: .45rem;
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-sub--on-dark {
  color: var(--paper-white);
  border-bottom-color: var(--pp-hair-dark-soft);
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
}

.page-products .pp-note {
  font-size: .88rem;
  color: var(--deep-teal);
  border-left: 2px solid var(--copper);
  padding-left: .7rem;
  margin-top: 1rem;
}

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

.page-products .media-frame {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--pp-hair);
  background: var(--paper);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .media-caption {
  margin-top: .55rem;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--deep-teal);
}

/* ---------- 下载与适配 ---------- */

.page-products .pp-download {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-ways {
  list-style: none;
  counter-reset: pp-way;
  margin: 0 0 1rem;
  padding: 0;
}

.page-products .pp-ways li {
  counter-increment: pp-way;
  position: relative;
  padding: .8rem 0 .8rem 2.4rem;
  border-top: 1px solid var(--pp-hair);
  font-size: .95rem;
}

.page-products .pp-ways li:last-child {
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-ways li::before {
  content: counter(pp-way) ".";
  position: absolute;
  left: 0;
  top: .82rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--copper);
}

.page-products .pp-spec {
  display: grid;
  gap: 1.1rem;
  margin-top: clamp(1.5rem, 4vw, 2.4rem);
  padding: clamp(1rem, 3vw, 1.6rem);
  background: var(--paper-white);
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius);
  box-shadow: var(--shadow-plate);
}

.page-products .pp-spec-art {
  color: var(--copper);
  max-width: 20rem;
}

.page-products .pp-spec-art svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-spec-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .55rem;
  font-size: .93rem;
}

.page-products .pp-spec-list li {
  padding-left: .95rem;
  position: relative;
}

.page-products .pp-spec-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .38rem;
  height: .38rem;
  border-radius: 50%;
  background: var(--celadon);
}

.page-products .pp-spec-list .mono {
  color: var(--deep-teal);
  font-size: .88rem;
}

/* ---------- 三步注册 ---------- */

.page-products .pp-register {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .9rem;
  padding: 1rem 1.05rem;
  background: var(--paper);
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius);
  box-shadow: var(--shadow-plate);
}

.page-products .pp-step-num {
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--copper);
  background: rgba(183, 132, 59, .1);
  color: var(--ink);
  font-size: .8rem;
  letter-spacing: .02em;
}

.page-products .pp-step-body p {
  font-size: .93rem;
  color: rgba(21, 25, 29, .84);
}

.page-products .pp-step-time {
  display: inline-block;
  margin: .35rem 0 0;
  padding: .1rem .5rem;
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--celadon-ink);
  background: rgba(94, 140, 126, .14);
  border-radius: var(--radius);
}

.page-products .pp-step-more {
  margin-top: .6rem;
  padding-top: .55rem;
  border-top: 1px dashed var(--pp-hair-strong);
}

.page-products .pp-step-more summary {
  cursor: pointer;
  font-size: .88rem;
  font-weight: 600;
  color: var(--celadon-ink);
}

.page-products .pp-step-more summary:hover {
  color: var(--cinnabar);
}

.page-products .pp-step-more p {
  margin: .5rem 0 0;
  font-size: .89rem;
  line-height: 1.7;
}

/* ---------- 六类工具 ---------- */

.page-products .pp-tools {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-products .pp-tool {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: 1.1rem 1.05rem 1.05rem;
  background: var(--paper-white);
  border: 1px solid var(--pp-hair);
  border-top: 3px solid var(--copper);
  border-radius: var(--radius);
  box-shadow: var(--shadow-plate);
  transition: transform .18s ease, border-color .18s ease;
}

.page-products .pp-tool:hover {
  transform: translateY(-2px);
  border-color: var(--copper);
}

.page-products .pp-tool-no {
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--copper);
}

.page-products .pp-tool p {
  font-size: .92rem;
  color: rgba(21, 25, 29, .84);
  flex: 1 1 auto;
}

.page-products .pp-tool .tag {
  align-self: flex-start;
  margin-top: .45rem;
  font-size: .76rem;
  padding: .12rem .55rem;
  border-radius: 999px;
  background: rgba(94, 140, 126, .16);
  color: var(--celadon-ink);
  border: 1px solid rgba(94, 140, 126, .4);
}

.page-products .pp-figure--wide {
  margin-top: clamp(1.4rem, 3.6vw, 2.2rem);
}

/* ---------- 分类检索 ---------- */

.page-products .pp-split {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 1rem 0 .4rem;
}

.page-products .pp-chip {
  font-size: .85rem;
  padding: .28rem .72rem;
  border: 1px solid var(--pp-hair-strong);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
}

.page-products .pp-sorts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-products .pp-sort {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .8rem;
  align-items: start;
  padding: .7rem .85rem;
  background: var(--paper);
  border-left: 2px solid var(--copper);
}

.page-products .pp-sort-key {
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--deep-teal);
  padding-top: .12rem;
  white-space: nowrap;
}

.page-products .pp-sort p {
  font-size: .91rem;
  margin: 0;
  color: rgba(21, 25, 29, .84);
}

/* ---------- 记录查询 ---------- */

.page-products .pp-records {
  display: grid;
  gap: var(--pp-gap);
}

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

.page-products .timeline-item {
  position: relative;
  padding: 0 0 1.15rem 1.5rem;
  border-left: 1px solid var(--pp-hair-strong);
}

.page-products .timeline-item:last-child {
  padding-bottom: 0;
}

.page-products .timeline-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: .55rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--copper);
}

.page-products .timeline-item--now::before {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
}

.page-products .timeline-item h3 {
  font-size: .98rem;
}

.page-products .timeline-item p {
  font-size: .9rem;
  color: rgba(21, 25, 29, .8);
}

.page-products .pp-clues {
  list-style: none;
  margin: clamp(1.4rem, 3.6vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-products .pp-clue {
  padding: .9rem 1rem;
  background: var(--paper-white);
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius);
}

.page-products .pp-clue-key {
  display: inline-block;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--copper);
  margin-bottom: .25rem;
}

.page-products .pp-clue h3 {
  font-size: .96rem;
}

.page-products .pp-clue p {
  font-size: .89rem;
  color: rgba(21, 25, 29, .8);
}

.page-products .pp-cta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem 1rem;
  margin-top: clamp(1.4rem, 3.6vw, 2rem);
}

.page-products .pp-cta-note {
  font-size: .87rem;
  color: var(--deep-teal);
}

.page-products .pp-cta-line--on-dark .pp-cta-note {
  color: rgba(251, 247, 240, .72);
}

/* ---------- 版本支持 ---------- */

.page-products .pp-version-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .8rem 1rem;
  padding: 1rem 1.1rem;
  margin-bottom: clamp(1.2rem, 3vw, 1.8rem);
  background: rgba(251, 247, 240, .06);
  border: 1px solid var(--pp-hair-dark);
  border-radius: var(--radius);
}

.page-products .pp-version-num {
  font-size: clamp(1.5rem, 4.2vw, 2.1rem);
  letter-spacing: .05em;
  color: var(--copper-light);
}

.page-products .pp-version-tag {
  font-size: .75rem;
  padding: .12rem .6rem;
  border-radius: 999px;
  border: 1px solid var(--pp-hair-dark);
  color: var(--copper-light);
  background: rgba(228, 206, 158, .1);
}

.page-products .pp-copy {
  margin-left: auto;
  padding: .32rem .85rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--paper-white);
  background: transparent;
  border: 1px solid var(--pp-hair-dark);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease;
}

.page-products .pp-copy:hover,
.page-products .pp-copy:focus-visible {
  background: rgba(251, 247, 240, .14);
  border-color: var(--copper-light);
}

.page-products .pp-archive {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-products .pp-archive li {
  padding: .9rem 1rem;
  background: rgba(251, 247, 240, .04);
  border: 1px solid var(--pp-hair-dark-soft);
  border-radius: var(--radius);
}

.page-products .pp-archive-key {
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--copper-light);
  margin: 0 0 .3rem;
}

.page-products .pp-archive p {
  font-size: .9rem;
  color: rgba(251, 247, 240, .82);
}

.page-products .pp-faults {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-products .pp-faults li {
  padding: .7rem .9rem;
  font-size: .91rem;
  color: rgba(251, 247, 240, .86);
  background: rgba(251, 247, 240, .05);
  border-left: 2px solid var(--celadon);
}

.page-products .pp-faults strong {
  color: var(--paper-white);
}

.page-products .pp-btn-on-dark {
  border-color: var(--pp-hair-dark);
  color: var(--paper-white);
}

.page-products .pp-btn-on-dark:hover,
.page-products .pp-btn-on-dark:focus-visible {
  background: rgba(251, 247, 240, .12);
}

.page-products .pp-inline-link {
  font-size: .89rem;
  color: var(--copper-light);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-hair-dark);
  padding-bottom: 1px;
}

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

/* ---------- 操作路径表 ---------- */

.page-products .pp-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius);
  background: var(--paper-white);
  box-shadow: var(--shadow-plate);
}

.page-products .pp-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: .92rem;
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: .8rem .9rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-table thead th {
  background: rgba(14, 30, 45, .06);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--deep-teal);
  font-weight: 600;
}

.page-products .pp-table tbody th {
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pp-table tbody tr {
  transition: background .16s ease;
}

.page-products .pp-table tbody tr:hover {
  background: rgba(183, 132, 59, .08);
}

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

.page-products .pp-table a {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(178, 58, 42, .35);
}

.page-products .pp-table a:hover,
.page-products .pp-table a:focus-visible {
  border-bottom-color: var(--cinnabar);
}

.page-products .pp-dot {
  display: inline-block;
  width: .48rem;
  height: .48rem;
  border-radius: 50%;
  background: var(--celadon);
  margin-right: .45rem;
  vertical-align: middle;
}

/* ---------- 收尾 ---------- */

.page-products .pp-outro-inner {
  display: grid;
  gap: 1.2rem;
  padding: clamp(1.2rem, 3.4vw, 1.9rem);
  background: var(--paper-white);
  border: 1px solid var(--pp-hair);
  border-left: 4px solid var(--cinnabar);
  border-radius: var(--radius);
}

.page-products .pp-outro-copy h2 {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
}

.page-products .pp-outro-copy p {
  font-size: .94rem;
  color: rgba(21, 25, 29, .8);
  max-width: 42rem;
}

.page-products .pp-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 响应式 ---------- */

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

  .page-products .pp-spec {
    grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pp-clues {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-archive {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .pp-download {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-products .pp-register {
    grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
    align-items: start;
  }

  .page-products .pp-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, .62fr);
    align-items: start;
  }

  .page-products .pp-records {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: start;
  }

  .page-products .pp-clues {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-archive {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-outro-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 1.6rem;
  }

  .page-products .pp-outro-actions {
    justify-content: flex-end;
  }

  .page-products .pp-spec-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.5rem;
  }
}

@media (min-width: 1020px) {
  .page-products .pp-tools {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tool,
  .page-products .pp-table tbody tr,
  .page-products .segmented-btn,
  .page-products .pp-copy {
    transition: none;
  }

  .page-products .pp-tool:hover {
    transform: none;
  }
}
<<<END>>>