.page-products {
  --app-rail-w: 216px;
  display: block;
}

.page-products .app-block,
.page-products .app-hero {
  scroll-margin-top: 96px;
}

/* ---------------- 首屏 ---------------- */

.page-products .app-hero {
  position: relative;
  padding: 36px 0 44px;
  background-color: var(--paper);
  background-image:
    radial-gradient(120% 82% at 84% 0%, rgba(233, 206, 140, 0.42), rgba(247, 242, 231, 0) 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(47, 110, 99, 0.08), rgba(247, 242, 231, 0) 62%);
  border-bottom: 1px solid var(--line);
}

.page-products .app-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cinnabar) 0 84px, var(--gold) 84px 216px, rgba(198, 161, 91, 0) 216px);
}

.page-products .app-hero .breadcrumbs {
  margin-bottom: 26px;
}

.page-products .app-hero__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-products .app-hero__copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 7.4vw, 40px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .app-hero__copy .lede {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink-soft);
}

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

.page-products .app-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin: 28px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--gold-28);
  list-style: none;
}

.page-products .app-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-products .app-hero__fact-value {
  font-size: 21px;
  line-height: 1.1;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-products .app-hero__fact-label {
  font-size: 13px;
  color: var(--stone);
}

.page-products .app-hero__figure {
  margin: 0;
}

.page-products .app-hero__figure .figure__media {
  border: 1px solid var(--gold-28);
  background: var(--cloud);
}

@media (min-width: 900px) {
  .page-products .app-hero {
    padding: 46px 0 58px;
  }

  .page-products .app-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 54px;
    align-items: center;
  }

  .page-products .app-hero__copy h1 {
    font-size: clamp(40px, 4.2vw, 52px);
  }
}

/* ---------------- 主体骨架 ---------------- */

.page-products .app-body {
  padding: 40px 0 48px;
  background: var(--paper);
}

.page-products .app-body__grid {
  display: grid;
  gap: 38px;
}

@media (min-width: 1000px) {
  .page-products .app-body {
    padding: 56px 0 72px;
  }

  .page-products .app-body__grid {
    grid-template-columns: var(--app-rail-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }
}

/* ---------------- 左侧版本轨 ---------------- */

.page-products .app-rail {
  padding-top: 16px;
  border-top: 2px solid var(--ink);
}

.page-products .app-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .app-rail__list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-products .app-rail__version {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 0 8px 12px;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: var(--stone);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-products .app-rail__version:hover {
  border-left-color: var(--gold-45);
  color: var(--ink);
}

.page-products .app-rail__version.is-current {
  border-left-color: var(--gold);
  color: var(--ink);
}

.page-products .app-rail__code {
  font-size: 13px;
}

.page-products .app-rail__version.is-current .app-rail__code {
  box-shadow: inset 0 -2px 0 var(--gold);
}

.page-products .app-rail__note {
  font-size: 12px;
  color: var(--stone);
}

.page-products .app-rail__list--nav .app-rail__link {
  display: block;
  padding: 6px 0 6px 12px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-products .app-rail__list--nav .app-rail__link:hover {
  border-left-color: var(--gold);
  color: var(--ink);
}

.page-products .app-rail__foot {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

.page-products .app-rail__foot a {
  color: var(--jade);
  text-underline-offset: 3px;
}

@media (min-width: 1000px) {
  .page-products .app-rail {
    position: sticky;
    top: calc(var(--header-h-condensed) + 24px);
  }
}

/* ---------------- 内容区块 ---------------- */

.page-products .app-block {
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.page-products .app-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-products .app-block__head {
  max-width: 58em;
}

.page-products .app-block__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 5.4vw, 30px);
  line-height: 1.32;
  color: var(--ink);
}

.page-products .app-block__intro {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-products .app-block__figure {
  margin: 30px 0 0;
}

.page-products .app-block__figure--top {
  margin: 26px 0 30px;
}

.page-products .app-block__figure .figure__media {
  border: 1px solid var(--line);
  background: var(--cloud);
}

/* ---------------- 版本条目 ---------------- */

.page-products .change-groups {
  margin-top: 30px;
  display: grid;
  gap: 30px;
}

@media (min-width: 900px) {
  .page-products .change-groups {
    gap: 34px;
  }
}

.page-products .change-group {
  padding-left: 16px;
  border-left: 2px solid var(--sand);
}

.page-products .change-group__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  color: var(--ink);
}

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

.page-products .change {
  padding: 13px 12px 13px 0;
  border-top: 1px solid var(--line);
  transition: background-color 0.18s var(--ease);
}

.page-products .change:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-products .change:hover {
  background: var(--gold-12);
}

.page-products .change__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

.page-products .change__meta {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

.page-products .change__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--stone);
  margin-right: 5px;
}

.page-products .change__sep {
  display: inline-block;
  margin: 0 9px;
  color: var(--gold-45);
}

/* ---------------- 会员中心能力 ---------------- */

.page-products .capability {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .capability__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 10px 16px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.18s var(--ease);
}

.page-products .capability__item:hover {
  background: var(--gold-12);
}

.page-products .capability__index {
  font-size: 12px;
  line-height: 1.9;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-products .capability__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

.page-products .capability__text {
  margin: 5px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

@media (min-width: 760px) {
  .page-products .capability__item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 20px;
    padding: 18px 12px 18px 4px;
  }

  .page-products .capability__index {
    font-size: 13px;
  }
}

/* ---------------- 适配清单 ---------------- */

.page-products .adapt-summary {
  display: grid;
  gap: 1px;
  margin: 26px 0 24px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .adapt-summary__cell {
  padding: 20px 20px 22px;
  background: var(--cloud);
}

.page-products .adapt-summary__num {
  display: block;
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-products .adapt-summary__cell--jade .adapt-summary__num {
  color: var(--jade);
}

.page-products .adapt-summary__cell--gold .adapt-summary__num {
  color: var(--gold);
}

.page-products .adapt-summary__cell--seal .adapt-summary__num {
  color: var(--cinnabar);
}

.page-products .adapt-summary__label {
  display: block;
  margin-top: 4px;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .adapt-summary__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--stone);
}

@media (min-width: 720px) {
  .page-products .adapt-summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .adapt-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--cloud);
}

.page-products .adapt-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .adapt-table th {
  padding: 11px 14px;
  background: var(--sand);
  border-bottom: 1px solid var(--gold-28);
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.page-products .adapt-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  vertical-align: top;
}

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

.page-products .adapt-table tbody tr {
  transition: background-color 0.18s var(--ease);
}

.page-products .adapt-table tbody tr:hover {
  background: var(--gold-12);
}

.page-products .adapt-table .mono {
  font-size: 12.5px;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .adapt-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold-28);
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .adapt-note a {
  color: var(--jade);
  text-underline-offset: 3px;
}

/* ---------------- 下载与安装 ---------------- */

.page-products .app-steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .app-steps__item {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--cloud);
}

.page-products .app-steps__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(198, 161, 91, 0));
}

.page-products .app-steps__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--gold-45);
  background: var(--sand);
  font-size: 12px;
  color: var(--ink);
}

.page-products .app-steps__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
}

.page-products .app-steps__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

@media (min-width: 760px) {
  .page-products .app-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .app-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 28px;
  padding: 22px 24px;
  background: var(--sand);
  border-left: 3px solid var(--cinnabar);
}

.page-products .app-callout__text {
  margin: 0;
  flex: 1 1 340px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------------- 账号安全 ---------------- */

.page-products .security-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .security-item {
  padding: 20px 0 20px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid var(--gold-28);
  transition: border-left-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-products .security-item:hover {
  border-left-color: var(--gold);
  background: var(--gold-12);
}

.page-products .security-item__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
}

.page-products .security-item__text {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .security-item__path {
  margin: 10px 0 0;
  display: inline-block;
  padding: 4px 10px;
  background: var(--sand);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

@media (min-width: 900px) {
  .page-products .security-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 28px;
  }

  .page-products .security-item {
    padding-right: 12px;
  }
}

/* ---------------- 导出与历史版本 ---------------- */

.page-products .panel--drawer {
  margin-top: 28px;
  border: 1px solid var(--gold-28);
  background: var(--cloud);
}

.page-products .panel--drawer .panel__head {
  border-bottom: 0;
}

.page-products .panel--drawer .panel__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  background: var(--sand);
  border: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background-color 0.18s var(--ease);
}

.page-products .panel--drawer .panel__trigger:hover {
  background: var(--gold-12);
}

.page-products .panel--drawer .panel__body {
  padding: 20px;
  border-top: 1px solid var(--gold-28);
}

.page-products .format-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-products .format__name {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--gold-45);
  background: var(--sand);
  font-size: 12px;
  color: var(--ink);
}

.page-products .format__text {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

@media (min-width: 700px) {
  .page-products .format-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

.page-products .version-trace {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-products .version-trace__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-products .version-trace__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .version-trace__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .version-trace__item.is-current {
  border-bottom-color: var(--gold-45);
}

.page-products .version-trace__code {
  min-width: 88px;
  font-size: 13px;
  color: var(--stone);
}

.page-products .version-trace__item.is-current .version-trace__code {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.page-products .version-trace__note {
  font-size: 14px;
  color: var(--ink-soft);
}

.page-products .version-trace__foot {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .version-trace__foot a {
  color: var(--jade);
  text-underline-offset: 3px;
}

/* ---------------- 通用收尾 ---------------- */

.page-products .figure__media img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

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