.page-products {
  --pr-line: 1px solid rgba(200, 160, 74, 0.38);
  --pr-line-soft: 1px solid rgba(200, 160, 74, 0.18);
  --pr-block: clamp(56px, 8vw, 116px);
  --pr-gap: clamp(18px, 2.4vw, 30px);
  --pr-ink-soft: rgba(243, 237, 224, 0.74);
  --pr-dark-soft: rgba(29, 35, 41, 0.72);
  background: var(--inkblue);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products h1,
.page-products h2,
.page-products h3,
.page-products h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.18;
  margin: 0;
}

.page-products p {
  margin: 0;
}

.page-products ul,
.page-products ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-products .crumbs {
  padding-block: clamp(16px, 3vw, 28px);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
}

/* ---------- 首屏 ---------- */

.page-products .pr-hero {
  padding-bottom: var(--pr-block);
  border-bottom: var(--pr-line-soft);
}

.page-products .pr-hero__grid {
  display: grid;
  gap: 18px;
}

.page-products .pr-hero__main {
  min-width: 0;
}

.page-products .pr-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pr-hero h1 {
  font-size: clamp(2rem, 5.6vw, 4rem);
  margin-block: 18px 22px;
  max-width: 20ch;
}

.page-products .pr-hero__lede {
  font-size: var(--fs-17);
  color: var(--pr-ink-soft);
  max-width: 62ch;
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .pr-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 38px;
  padding-top: 22px;
  border-top: var(--pr-line-soft);
}

.page-products .pr-toc a {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products .pr-toc a:hover,
.page-products .pr-toc a:focus-visible {
  color: var(--gold-lit);
  border-bottom-color: var(--gold-lit);
}

.page-products .pr-toc a[aria-current="true"] {
  color: var(--gold-lit);
  border-bottom-color: var(--gold);
}

/* ---------- 章节骨架 ---------- */

.page-products .pr-section {
  padding-block: var(--pr-block);
}

.page-products .pr-section + .pr-section {
  border-top: var(--pr-line-soft);
}

.page-products .pr-paper {
  background: var(--paper);
  color: var(--ink);
}

.page-products .pr-paper + .pr-section {
  border-top: none;
}

.page-products .pr-sec-head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(28px, 4vw, 54px);
}

.page-products .pr-sec-head h2,
.page-products .pr-two__main h2 {
  font-size: clamp(1.65rem, 3.6vw, 2.65rem);
  margin-top: 12px;
  max-width: 24ch;
}

.page-products .pr-sec-note {
  font-size: var(--fs-16);
  color: var(--pr-ink-soft);
  max-width: 54ch;
}

.page-products .pr-paper .pr-sec-note {
  color: var(--pr-dark-soft);
}

.page-products .pr-paper .pr-eyebrow {
  color: var(--cinnabar);
}

/* ---------- 三条路径 ---------- */

.page-products .pr-paths {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-path {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--inkblue-2);
  border: var(--pr-line);
  transition: transform 180ms ease, border-color 180ms ease;
}

.page-products .pr-path:hover {
  transform: translateY(-2px);
  border-color: var(--gold-lit);
}

.page-products .pr-path__num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1;
  color: var(--gold);
}

.page-products .pr-path__title {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
}

.page-products .pr-path__desc {
  font-size: var(--fs-16);
  color: var(--pr-ink-soft);
}

.page-products .pr-path__list {
  display: grid;
  gap: 8px;
  font-size: var(--fs-14);
  color: var(--pr-ink-soft);
  margin-top: 2px;
}

.page-products .pr-path__list li {
  position: relative;
  padding-left: 18px;
}

.page-products .pr-path__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

.page-products .pr-path__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--gold-lit);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products .pr-path__link:hover,
.page-products .pr-path__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 多端协同 ---------- */

.page-products .pr-paths__media {
  display: grid;
  gap: 24px;
  margin-top: clamp(36px, 5vw, 72px);
  padding-top: clamp(24px, 3vw, 40px);
  border-top: var(--pr-line-soft);
}

.page-products .pr-media-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--inkblue);
  background: var(--gold);
  padding: 4px 10px;
}

.page-products .pr-paths__media-copy h3 {
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  margin-block: 16px 12px;
}

.page-products .pr-paths__media-copy p {
  font-size: var(--fs-16);
  color: var(--pr-ink-soft);
}

/* ---------- 查询章节两栏 ---------- */

.page-products .pr-two {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
}

.page-products .pr-two__main {
  min-width: 0;
}

.page-products .pr-two__main p {
  margin-top: 16px;
  color: var(--pr-dark-soft);
}

.page-products .pr-two--rev .pr-two__main p {
  color: var(--pr-ink-soft);
}

.page-products .pr-two__main .btn {
  margin-top: 28px;
}

.page-products .pr-two__side {
  min-width: 0;
}

.page-products .pr-two__side .media,
.page-products .pr-paths__media .media,
.page-products .pr-scene-visual .media {
  border: var(--pr-line);
  overflow: hidden;
}

.page-products .pr-paper .pr-two__side .media {
  border-color: rgba(29, 35, 41, 0.18);
}

/* ---------- 区域矩阵 ---------- */

.page-products .pr-districts-title {
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  margin-top: clamp(38px, 5vw, 68px);
  padding-top: 24px;
  border-top: 1px solid rgba(29, 35, 41, 0.14);
}

.page-products .pr-districts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.page-products .pr-district {
  padding: 16px 14px 14px;
  background: rgba(11, 31, 46, 0.035);
  border: 1px solid rgba(29, 35, 41, 0.14);
  border-top: 2px solid var(--gold);
  transition: background 160ms ease, border-color 160ms ease;
}

.page-products .pr-district:hover {
  background: rgba(200, 160, 74, 0.14);
  border-color: var(--gold);
}

.page-products .pr-district__range {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.page-products .pr-district__name {
  font-size: var(--fs-20);
  margin-top: 6px;
}

.page-products .pr-district__count {
  font-size: var(--fs-12);
  color: var(--pr-dark-soft);
  margin-top: 4px;
}

/* ---------- 桌面端特性 ---------- */

.page-products .pr-feature {
  display: grid;
  gap: 22px;
}

.page-products .pr-feature__item {
  padding-left: 20px;
  border-left: 2px solid rgba(200, 160, 74, 0.45);
}

.page-products .pr-feature__item h3 {
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  margin-bottom: 8px;
}

.page-products .pr-feature__item p {
  font-size: var(--fs-16);
  color: var(--pr-ink-soft);
}

/* ---------- 版本对照表 ---------- */

.page-products .pr-table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(29, 35, 41, 0.16);
}

.page-products .pr-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--fs-14);
  line-height: 1.7;
}

.page-products .pr-table__cap {
  caption-side: top;
  text-align: left;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--pr-dark-soft);
  border-bottom: 1px solid rgba(29, 35, 41, 0.12);
}

.page-products .pr-table th,
.page-products .pr-table td {
  text-align: left;
  padding: 16px;
  vertical-align: top;
  border-bottom: 1px solid rgba(29, 35, 41, 0.1);
}

.page-products .pr-table thead th {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--inkblue);
  background: var(--paper-2);
  border-bottom: 1px solid rgba(29, 35, 41, 0.2);
}

.page-products .pr-table tbody th {
  font-weight: 400;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .pr-table tbody tr:hover {
  background: rgba(200, 160, 74, 0.1);
}

.page-products .pr-mono {
  font-family: var(--font-mono);
  font-size: var(--fs-17);
  color: var(--cinnabar);
  margin-right: 4px;
}

.page-products .pr-state {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-left: 8px;
  border-radius: 50%;
  background: var(--celadon);
  animation: pr-breathe 1.2s ease-in-out infinite;
  vertical-align: middle;
}

@keyframes pr-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.page-products .pr-version-note {
  margin-top: clamp(24px, 3vw, 40px);
  padding-top: 24px;
  border-top: 1px solid rgba(29, 35, 41, 0.14);
  display: grid;
  gap: 20px;
}

.page-products .pr-version-note p {
  font-size: var(--fs-16);
  color: var(--pr-dark-soft);
  max-width: 68ch;
}

.page-products .pr-version-note .btn {
  justify-self: start;
}

/* ---------- 适用场景 ---------- */

.page-products .pr-scene-layout {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pr-scenes {
  display: grid;
  gap: 18px;
}

.page-products .pr-scene {
  padding: 20px 18px 20px 22px;
  background: var(--inkblue-2);
  border-left: 3px solid var(--gold);
  transition: border-color 160ms ease, background 160ms ease;
}

.page-products .pr-scene:hover {
  border-left-color: var(--gold-lit);
  background: rgba(20, 53, 76, 0.85);
}

.page-products .pr-scene h3 {
  font-size: var(--fs-20);
  margin-bottom: 8px;
}

.page-products .pr-scene p {
  font-size: var(--fs-14);
  color: var(--pr-ink-soft);
}

/* ---------- 上手流程 ---------- */

.page-products .pr-flow {
  display: grid;
  gap: 0;
}

.page-products .pr-flow__item {
  position: relative;
  padding: 6px 0 26px 28px;
  border-left: 2px solid rgba(200, 160, 74, 0.42);
}

.page-products .pr-flow__item:last-child {
  padding-bottom: 0;
}

.page-products .pr-flow__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(200, 160, 74, 0.18);
}

.page-products .pr-flow__no {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.page-products .pr-flow__item h3 {
  font-size: var(--fs-20);
  margin-block: 4px 6px;
}

.page-products .pr-flow__item p {
  font-size: var(--fs-14);
  color: var(--pr-dark-soft);
}

/* ---------- 支持 ---------- */

.page-products .pr-support {
  display: grid;
  gap: 26px;
  margin-top: clamp(36px, 5vw, 62px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid rgba(29, 35, 41, 0.14);
}

.page-products .pr-support__main h3 {
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  margin-bottom: 12px;
}

.page-products .pr-support__main p {
  font-size: var(--fs-16);
  color: var(--pr-dark-soft);
}

.page-products .pr-support__main p + p {
  margin-top: 12px;
}

.page-products .pr-support__label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--cinnabar);
  margin-bottom: 8px;
}

.page-products .pr-support__side .copyline {
  background: transparent;
  border: 1px solid rgba(29, 35, 41, 0.2);
  padding: 10px 14px;
  cursor: pointer;
  text-align: left;
}

.page-products .pr-support__side .copyline:hover,
.page-products .pr-support__side .copyline:focus-visible {
  border-color: var(--gold);
}

.page-products .pr-support__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 结尾行动 ---------- */

.page-products .pr-cta {
  margin-top: clamp(36px, 5vw, 64px);
  padding: clamp(24px, 4vw, 44px);
  background: var(--inkblue);
  color: var(--paper);
  border: var(--pr-line);
}

.page-products .pr-cta h3 {
  font-size: clamp(1.35rem, 2.8vw, 1.95rem);
}

.page-products .pr-cta p {
  margin-top: 12px;
  font-size: var(--fs-16);
  color: var(--pr-ink-soft);
  max-width: 58ch;
}

.page-products .pr-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-products .pr-districts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 820px) {
  .page-products .pr-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .pr-path--b {
    margin-top: 44px;
  }

  .page-products .pr-path--c {
    margin-top: 88px;
  }

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

  .page-products .pr-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 20px;
  }

  .page-products .pr-flow__item {
    padding: 30px 8px 0 0;
    border-left: none;
    border-top: 2px solid rgba(200, 160, 74, 0.42);
  }

  .page-products .pr-flow__item:last-child {
    padding-bottom: 0;
  }

  .page-products .pr-flow__item::before {
    left: 0;
    top: -7px;
  }
}

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
    column-gap: 40px;
  }

  .page-products .pr-sec-head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
    column-gap: 48px;
  }

  .page-products .pr-paths__media {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: center;
    column-gap: 48px;
  }

  .page-products .pr-two {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-products .pr-two--rev {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  }

  .page-products .pr-scene-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-products .pr-support {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    column-gap: 56px;
  }

  .page-products .pr-version-note {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    column-gap: 48px;
  }
}

@media (min-width: 1040px) {
  .page-products .pr-districts {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}