/* ============================================================
   服务与资料页 /projects/
   作用域：.page-products
   ============================================================ */

.page-products {
  --pd-toc-w: 232px;
  --pd-radius: var(--hb-r-md);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--hb-paper);
  padding: calc(var(--hb-header-h) + 36px) 0 44px;
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -120px;
  right: -140px;
  width: min(660px, 92vw);
  aspect-ratio: 1 / 1.05;
  background: linear-gradient(150deg, var(--hb-navy) 0%, var(--hb-navy-deep) 88%);
  border-radius: 46% 0 42% 44% / 36% 0 52% 42%;
  opacity: 0.95;
  pointer-events: none;
}

.page-products .pd-crumbs {
  font-size: 13px;
  line-height: 1.6;
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 22px;
}

.page-products .pd-hero__copy {
  min-width: 0;
}

.page-products .pd-hero h1 {
  margin: 14px 0 0;
  max-width: 14em;
}

.page-products .pd-hero .hb-lede {
  margin: 18px 0 0;
  max-width: 46ch;
  color: var(--hb-ink);
}

.page-products .pd-hero__acts {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pd-hero__panel {
  min-width: 0;
  background: var(--hb-card);
  border: 1px solid var(--hb-hair);
  border-radius: var(--pd-radius);
  box-shadow: var(--hb-shadow-1);
  padding: 20px;
}

.page-products .pd-hero__stats {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pd-hero__stats li {
  display: grid;
  gap: 3px;
  padding-left: 14px;
  border-left: 3px solid var(--hb-gold-soft);
}

.page-products .pd-hero__stats .hb-num {
  font-size: 28px;
  line-height: 1.1;
}

.page-products .pd-hero__statlabel {
  font-size: 14px;
  line-height: 1.6;
  color: var(--hb-muted);
}

/* ---------- 通栏横幅 ---------- */
.page-products .pd-bannerwrap {
  margin-top: 40px;
}

.page-products .pd-banner {
  margin: 0;
}

.page-products .pd-banner .hb-figure__frame {
  aspect-ratio: 8 / 3;
}

/* ---------- 主栏 + 目录侧栏 ---------- */
.page-products .pd-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 56px;
  padding-bottom: 32px;
}

.page-products .pd-layout__main {
  min-width: 0;
}

.page-products .pd-toc {
  min-width: 0;
}

.page-products .pd-toc__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--hb-muted);
}

.page-products .pd-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-toc__list li {
  flex: 0 0 auto;
}

.page-products .pd-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--hb-hair);
  border-radius: 999px;
  background: var(--hb-card);
  color: var(--hb-navy);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 260ms var(--hb-ease), color 260ms var(--hb-ease);
}

.page-products .pd-toc__list a span {
  font-family: var(--hb-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--hb-gold);
}

.page-products .pd-toc__list a:hover {
  border-color: var(--hb-gold);
  color: var(--hb-navy-deep);
}

/* ---------- 区块节奏 ---------- */
.page-products .pd-sec {
  padding-top: 56px;
  scroll-margin-top: calc(var(--hb-header-h-slim) + 24px);
}

.page-products .pd-layout__main > .pd-sec:first-child {
  padding-top: 0;
}

/* ---------- 四条服务线 ---------- */
.page-products .pd-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.page-products .pd-line {
  position: relative;
  min-width: 0;
  padding: 22px 20px 18px;
  border-left: 4px solid transparent;
  transition: border-color 320ms var(--hb-ease),
              transform 320ms var(--hb-ease),
              box-shadow 320ms var(--hb-ease);
}

.page-products .pd-line:hover,
.page-products .pd-line:focus-within {
  border-left-color: var(--hb-red);
  transform: translateY(-4px);
  box-shadow: var(--hb-shadow-2);
}

.page-products .pd-line__no {
  display: block;
  margin: 0;
  padding-bottom: 10px;
  font-size: 15px;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--hb-gold-soft);
}

.page-products .pd-line__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--hb-ink);
}

.page-products .pd-line__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--hb-hair);
}

.page-products .pd-line__more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-size: 13.5px;
  color: var(--hb-blue-mid);
}

.page-products .pd-line__more summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-line__more summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--hb-font-mono);
  font-size: 16px;
  color: var(--hb-gold);
}

.page-products .pd-line__more[open] summary::after {
  content: "–";
}

.page-products .pd-line__more dl {
  margin: 12px 0 0;
  display: grid;
  gap: 2px;
}

.page-products .pd-line__more dt {
  font-family: var(--hb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--hb-muted);
}

.page-products .pd-line__more dd {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--hb-ink);
}

/* ---------- 服务内容详览 ---------- */
.page-products .pd-detail {
  padding-top: 88px;
}

.page-products .pd-detail__lede {
  max-width: 44ch;
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--hb-ink);
}

.page-products .pd-detail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: 36px;
}

.page-products .pd-detail__left,
.page-products .pd-detail__entries {
  min-width: 0;
}

.page-products .pd-entry {
  padding: 22px 0 20px;
  border-top: 1px solid var(--hb-hair);
}

.page-products .pd-entry:first-child {
  padding-top: 22px;
  border-top: 2px solid var(--hb-navy);
}

.page-products .pd-entry:last-child {
  border-bottom: 1px solid var(--hb-hair);
}

.page-products .pd-entry__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-products .pd-entry__no {
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--hb-blue-mist);
  color: var(--hb-navy);
  font-size: 12.5px;
  letter-spacing: 0.08em;
}

.page-products .pd-entry__head h3 {
  margin: 0;
}

.page-products .pd-entry p {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--hb-ink);
}

.page-products .pd-entry__meta {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pd-entry__meta li {
  display: grid;
  gap: 3px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--hb-ink);
}

.page-products .pd-entry__meta span {
  font-family: var(--hb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--hb-muted);
}

/* ---------- 会员中心与下载路径 ---------- */
.page-products .pd-member__lede {
  max-width: 46ch;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--hb-ink);
}

.page-products .pd-member__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: 32px;
}

.page-products .pd-steps {
  position: relative;
  min-width: 0;
}

.page-products .pd-steps__rail {
  display: none;
  position: absolute;
  top: 11px;
  left: 0;
  width: 100%;
  height: 4px;
  overflow: visible;
  color: var(--hb-green);
}

.page-products .pd-steps__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
}

.page-products .pd-step {
  min-width: 0;
}

.page-products .pd-step__dot {
  display: block;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--hb-paper);
  border: 2px solid var(--hb-green);
  box-shadow: 0 0 0 6px var(--hb-card);
}

.page-products .pd-step__no {
  margin: 16px 0 0;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--hb-green);
}

.page-products .pd-step h3 {
  margin: 6px 0 0;
}

.page-products .pd-step p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--hb-ink);
}

.page-products .pd-member__fig {
  min-width: 0;
  margin: 0;
}

/* ---------- 资料分类目录 ---------- */
.page-products .pd-catalog__fig {
  margin: 28px 0 0;
}

.page-products .pd-table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--hb-hair);
  border-radius: var(--pd-radius);
  background: var(--hb-card);
}

.page-products .pd-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .pd-table thead th {
  padding: 13px 16px;
  background: var(--hb-navy);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-align: left;
  white-space: nowrap;
}

.page-products .pd-table tbody th,
.page-products .pd-table tbody td {
  padding: 13px 16px;
  border-top: 1px solid var(--hb-hair-soft);
  font-weight: 400;
  text-align: left;
  color: var(--hb-ink);
}

.page-products .pd-table tbody th {
  font-weight: 600;
}

.page-products .pd-table tbody tr:nth-child(odd) {
  background: var(--hb-blue-mist);
}

.page-products .pd-table tbody tr:hover {
  background: var(--hb-gold-soft);
}

.page-products .pd-tdnum {
  font-family: var(--hb-font-mono);
  letter-spacing: 0.06em;
  color: var(--hb-navy-deep);
}

.page-products .pd-code {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid var(--hb-gold);
  border-radius: 4px;
  background: var(--hb-gold-soft);
  color: var(--hb-navy-deep);
  font-family: var(--hb-font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-products .pd-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--hb-muted);
}

/* ---------- 使用场景 ---------- */
.page-products .pd-scenes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: 28px;
}

.page-products .pd-scenes__list,
.page-products .pd-scenes__fig {
  min-width: 0;
}

.page-products .pd-scene {
  padding: 20px 0;
  border-top: 1px solid var(--hb-hair);
}

.page-products .pd-scene:first-child {
  border-top: 2px solid var(--hb-gold);
}

.page-products .pd-scene h3 {
  margin: 10px 0 0;
}

.page-products .pd-scene p {
  margin: 8px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--hb-ink);
}

.page-products .pd-scene .pd-scene__combo {
  display: inline-block;
  margin-top: 14px;
  padding: 5px 11px;
  border-radius: 4px;
  background: var(--hb-blue-mist);
  color: var(--hb-navy);
  font-family: var(--hb-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  line-height: 1.6;
}

/* ---------- 结尾索引条 ---------- */
.page-products .pd-outro {
  padding-top: 72px;
}

.page-products .pd-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-products .pd-band__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (min-width: 640px) {
  .page-products .pd-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .pd-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 700px) {
  .page-products .pd-steps__rail {
    display: block;
  }

  .page-products .pd-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero {
    padding: calc(var(--hb-header-h) + 56px) 0 64px;
  }

  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
    align-items: end;
    gap: 56px;
    margin-top: 28px;
  }

  .page-products .pd-detail {
    padding-top: 128px;
  }

  .page-products .pd-detail__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .pd-member__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .pd-scenes__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .pd-layout {
    grid-template-columns: minmax(0, 1fr) var(--pd-toc-w);
    gap: 56px;
    align-items: start;
  }

  .page-products .pd-layout__main {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .pd-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--hb-header-h-slim) + 20px);
    align-self: start;
  }

  .page-products .pd-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pd-toc__list li {
    flex: 1 1 auto;
  }

  .page-products .pd-toc__list a {
    width: 100%;
    padding: 8px 0 8px 12px;
    border: none;
    border-left: 2px solid var(--hb-hair);
    border-radius: 0;
    background: transparent;
  }

  .page-products .pd-toc__list a:hover {
    border-left-color: var(--hb-gold);
    background: var(--hb-blue-mist);
  }
}

@media (min-width: 1100px) {
  .page-products .pd-lines {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .pd-line:nth-child(even) {
    margin-top: 34px;
  }
}

@media (max-width: 700px) {
  .page-products .pd-banner .hb-figure__frame {
    aspect-ratio: 4 / 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-line {
    transition: none;
  }

  .page-products .pd-line:hover,
  .page-products .pd-line:focus-within {
    transform: none;
  }

  .page-products .pd-toc__list a {
    transition: none;
  }
}
<<<END>>>