.page-products {
  --pr-shadow: 0 18px 40px rgba(11, 42, 74, 0.1);
  --pr-hair: 1px solid rgba(11, 42, 74, 0.12);
  --pr-radius: var(--r-card);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  padding-bottom: 0;
  overflow-x: hidden;
}

.page-products .container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding-inline: clamp(16px, 4vw, 40px);
  box-sizing: border-box;
}

.page-products .breadcrumb {
  padding-block: 18px 6px;
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-products .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--track);
}

.page-products .breadcrumb__link {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .breadcrumb__link:hover {
  border-bottom-color: var(--orange);
}

.page-products .breadcrumb__current {
  color: var(--muted);
}

/* ---------- 首屏 ---------- */
.pr-hero {
  position: relative;
  margin-top: 10px;
  padding: 34px 0 44px;
  color: #fff;
  background:
    radial-gradient(130% 120% at 88% -10%, #17456f 0%, #0B2A4A 52%, #071d33 100%);
  overflow: hidden;
}

.pr-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 26px;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 122, 26, 0) 0%, rgba(255, 122, 26, 0.75) 22%, rgba(255, 255, 255, 0.12) 70%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}

.pr-hero__inner {
  position: relative;
  display: grid;
  gap: 32px;
}

.page-products .kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange-soft);
}

.pr-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.pr-hero__text {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 24px;
}

.pr-ghost {
  display: inline-block;
  padding: 10px 2px;
  color: #fff;
  font-size: 15px;
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 122, 26, 0.7);
}

.pr-ghost:hover {
  border-bottom-color: var(--orange);
}

.pr-hero__note {
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.55);
}

.pr-hero__stack {
  display: grid;
  gap: 14px;
}

.pr-sheet {
  background: var(--white);
  color: var(--ink);
  border-radius: var(--pr-radius);
  padding: 16px 18px;
  box-shadow: var(--pr-shadow);
  border-top: 3px solid var(--navy);
}

.pr-sheet--a {
  border-top-color: var(--orange);
  transform: rotate(-1.2deg);
}

.pr-sheet--b {
  transform: rotate(1.4deg);
  border-top-color: var(--signal);
}

.pr-sheet--c {
  transform: rotate(-0.5deg);
}

.pr-sheet__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.pr-sheet__rows {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pr-sheet__rows li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  font-size: 14px;
  border-bottom: 1px dashed var(--track);
}

.pr-sheet__rows li:last-child {
  border-bottom: none;
}

.pr-sheet__rows span {
  color: var(--muted);
  flex: 0 0 auto;
}

.pr-sheet__rows b {
  font-weight: 600;
  text-align: right;
}

.pr-sheet__big {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 34px;
  line-height: 1;
  color: var(--navy);
}

.pr-sheet__file {
  margin: 0;
  font-size: 15px;
  color: var(--navy);
  word-break: break-all;
}

.pr-sheet__sub {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.pr-section {
  padding-block: 52px;
}

.pr-section--alt {
  background: #EDE8E0;
}

.pr-section--dark {
  background: var(--navy);
  color: #fff;
}

.page-products .section-num {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 26px;
  padding-inline: 8px;
  margin-bottom: 12px;
  background: var(--navy);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  border-radius: var(--r-sharp);
}

.pr-head {
  margin-bottom: 30px;
}

.pr-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 800;
  max-width: 22em;
}

.pr-head__note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 36em;
}

.pr-head--light h2 {
  color: #fff;
}

.pr-head--light .pr-head__note {
  color: rgba(255, 255, 255, 0.68);
}

.pr-head--light .section-num {
  background: var(--orange);
  color: var(--navy);
}

.page-products .prose {
  margin: 0 0 24px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 四步流程 ---------- */
.pr-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 30px;
}

.pr-flow__step {
  position: relative;
  padding-top: 30px;
  border-top: 2px solid var(--track);
}

.pr-flow__num {
  position: absolute;
  top: -15px;
  left: 0;
  display: grid;
  place-items: center;
  width: 46px;
  height: 28px;
  background: var(--navy);
  color: #fff;
  font-size: 13px;
  border-radius: var(--r-sharp);
}

.pr-flow__step h3 {
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--navy);
}

.pr-flow__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #3c4450;
}

.pr-flow__step a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--orange-soft);
}

.pr-flow__step a:hover {
  border-bottom-color: var(--orange);
}

/* ---------- 字段 ---------- */
.pr-fields {
  display: grid;
  gap: 30px;
}

.pr-table-wrap {
  width: 100%;
  overflow-x: auto;
  background: var(--white);
  border-radius: var(--pr-radius);
  box-shadow: var(--pr-shadow);
  -webkit-overflow-scrolling: touch;
}

.pr-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.pr-table__cap {
  caption-side: top;
  text-align: left;
  padding: 16px 18px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.pr-table thead th {
  text-align: left;
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 2px solid var(--navy);
  white-space: nowrap;
}

.pr-table tbody th {
  text-align: left;
  padding: 14px 18px;
  font-weight: 700;
  color: var(--navy);
  white-space: nowrap;
  border-bottom: 1px solid var(--track);
}

.pr-table tbody td {
  padding: 14px 18px;
  line-height: 1.65;
  color: #3c4450;
  border-bottom: 1px solid var(--track);
}

.pr-table tbody tr:last-child th,
.pr-table tbody tr:last-child td {
  border-bottom: none;
}

.pr-table .mono {
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 13px;
}

.pr-fields__note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-size: 15px;
  line-height: 1.75;
  color: #3c4450;
  max-width: 36em;
}

/* ---------- 图片 ---------- */
.pr-figure {
  margin: 0;
}

.pr-figure .media-frame {
  background: #E7E1D8;
  border-radius: var(--pr-radius);
  overflow: hidden;
  border: var(--pr-hair);
}

.pr-figure .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.pr-figure .media-frame__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.pr-figure--wide {
  margin-top: 32px;
}

.pr-fields__aside .media-frame {
  max-width: 520px;
}

.pr-figure--macro {
  margin-bottom: 30px;
}

.pr-figure--macro .media-frame {
  max-width: 380px;
}

/* ---------- 导出 ---------- */
.pr-grid2 {
  display: grid;
  gap: 18px;
}

.pr-card {
  background: var(--white);
  border-radius: var(--pr-radius);
  padding: 22px 20px;
  border: var(--pr-hair);
  border-top: 3px solid var(--navy);
}

.pr-card h3 {
  margin: 12px 0 10px;
  font-size: 19px;
  line-height: 1.35;
  color: var(--navy);
}

.pr-card p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: #3c4450;
}

.pr-card__foot {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--track);
  font-size: 14px;
  color: var(--muted);
}

.pr-card__foot .mono {
  color: var(--navy);
  font-family: var(--font-mono);
  word-break: break-all;
}

.page-products .tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  border-radius: var(--r-sharp);
}

.page-products .tag--batch {
  background: var(--orange);
  color: var(--navy);
  font-weight: 700;
  font-family: var(--font-mono);
}

/* ---------- 客户端 ---------- */
.pr-figure--client {
  margin-bottom: 30px;
}

.pr-figure--client .media-frame {
  background: #0f3055;
  border-color: rgba(255, 255, 255, 0.14);
}

.pr-figure--client .media-frame__caption {
  color: rgba(255, 255, 255, 0.55);
}

.pr-tasks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: var(--pr-radius);
  overflow: hidden;
}

.pr-task {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 18px;
  background: #103357;
}

.pr-task__key {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(46, 196, 182, 0.16);
  color: var(--signal);
  font-size: 15px;
}

.pr-task h3 {
  margin: 2px 0 6px;
  font-size: 17px;
  line-height: 1.4;
  color: #fff;
}

.pr-task p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

/* ---------- 安装 ---------- */
.pr-install {
  display: grid;
  gap: 30px;
}

.pr-tabs {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.pr-capsule {
  background: var(--white);
  border: var(--pr-hair);
  border-radius: var(--pr-radius);
}

.pr-capsule > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  position: relative;
}

.pr-capsule > summary::-webkit-details-marker {
  display: none;
}

.pr-capsule > summary::after {
  content: "+";
  margin-left: auto;
  padding-left: 14px;
  font-family: var(--font-mono);
  color: var(--orange);
  font-weight: 700;
}

.pr-capsule[open] > summary::after {
  content: "–";
}

.pr-capsule[open] > summary {
  border-bottom: 1px solid var(--track);
}

.pr-capsule__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

.pr-capsule p {
  margin: 0;
  padding: 14px 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: #3c4450;
}

.pr-steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.pr-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--white);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-sharp);
  font-size: 15px;
  line-height: 1.7;
  color: #3c4450;
}

.pr-steps .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--navy);
  font-weight: 700;
}

.pr-install__help {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.pr-install__help a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--orange-soft);
}

/* ---------- 场景 ---------- */
.pr-grid3 {
  display: grid;
  gap: 16px;
}

.pr-scene {
  background: var(--white);
  border-radius: var(--pr-radius);
  padding: 20px;
  border-bottom: 3px solid var(--track);
}

.pr-scene__who {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.pr-scene h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--navy);
}

.pr-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #3c4450;
}

.pr-scene a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--orange-soft);
}

/* ---------- 版本轨道 ---------- */
.pr-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.pr-track__node {
  position: relative;
}

.pr-track__node .pr-capsule summary {
  font-size: 14px;
}

.pr-track__node--now .pr-capsule {
  border-color: var(--orange);
  box-shadow: 0 0 0 1px var(--orange) inset;
}

.pr-track__node--now .pr-capsule > summary {
  color: var(--orange);
}

.pr-versions__note {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.pr-versions__note a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--orange-soft);
}

/* ---------- 页尾收束 ---------- */
.pr-end {
  margin-top: 12px;
  padding-block: 46px 38px;
  background: var(--navy);
  color: #fff;
}

.pr-end__title {
  margin: 0 0 26px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 30px);
  letter-spacing: -0.01em;
}

.pr-end__track {
  display: grid;
  gap: 12px;
  border-top: 2px solid rgba(255, 255, 255, 0.16);
  padding-top: 22px;
}

.pr-end__item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.pr-end__item:hover .pr-end__label {
  color: var(--orange);
}

.pr-end__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
  flex: 0 0 auto;
}

.pr-end__label {
  font-size: 16px;
  line-height: 1.6;
  transition: color 0.2s var(--ease);
}

.pr-end__contact {
  margin: 26px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
}

.pr-end__contact a {
  color: var(--orange-soft);
  text-decoration: none;
  word-break: break-all;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-products .breadcrumb {
    padding-block: 22px 8px;
  }

  .pr-hero {
    padding: 52px 0 64px;
  }

  .pr-hero::before {
    bottom: 34px;
  }

  .pr-hero__inner {
    grid-template-columns: 5fr 6fr;
    gap: 56px;
    align-items: center;
  }

  .pr-hero__stack {
    gap: 16px;
    padding-left: 12px;
  }

  .pr-sheet {
    padding: 20px 22px;
  }

  .pr-sheet--b {
    margin-left: 34px;
  }

  .pr-sheet--c {
    margin-left: 12px;
  }

  .pr-section {
    padding-block: 74px;
  }

  .pr-flow {
    grid-template-columns: repeat(4, 1fr);
    gap: 26px;
  }

  .pr-fields {
    grid-template-columns: 6fr 5fr;
    gap: 46px;
    align-items: start;
  }

  .pr-fields__aside {
    margin-top: 58px;
  }

  .pr-grid2 {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .pr-grid3 {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .pr-tasks {
    grid-template-columns: repeat(2, 1fr);
  }

  .pr-task:first-child {
    grid-column: 1 / -1;
  }

  .pr-install {
    grid-template-columns: 4fr 7fr;
    gap: 48px;
    align-items: start;
  }

  .pr-install__figure {
    position: sticky;
    top: 92px;
  }

  .pr-track {
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    padding-top: 46px;
    position: relative;
  }

  .pr-track::before {
    content: "";
    position: absolute;
    top: 46px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--track);
  }

  .pr-track__node::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--paper);
    border: 2px solid var(--navy);
    box-sizing: content-box;
  }

  .pr-track__node--now::before {
    background: var(--orange);
    border-color: var(--orange);
  }

  .pr-end__track {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .pr-end__item {
    flex-direction: column;
    gap: 10px;
    padding: 20px 24px 20px 0;
    border-bottom: none;
    border-left: 2px solid rgba(255, 255, 255, 0.16);
    padding-left: 20px;
  }

  .pr-end__item:hover {
    border-left-color: var(--orange);
  }
}

@media (min-width: 1200px) {
  .pr-hero__inner {
    grid-template-columns: 5fr 7fr;
    gap: 70px;
  }

  .pr-sheet--b {
    margin-left: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pr-sheet {
    transform: none;
  }

  .pr-end__label {
    transition: none;
  }
}
<<<END>>>