.page-products {
  --prod-axis: rgba(28, 26, 23, .22);
  --prod-tint: rgba(18, 59, 50, .055);
  --prod-tint-strong: rgba(18, 59, 50, .11);
}

/* ---------- 面包屑 ---------- */
.page-products .prod-crumb {
  padding-block: 22px 0;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding-block: 30px 44px;
  background:
    linear-gradient(180deg, rgba(225, 230, 224, .9) 0%, rgba(244, 240, 230, 0) 72%);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-hero__shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .prod-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--clay);
}

.page-products .prod-hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(29px, 6.2vw, 52px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink-green);
}

.page-products .prod-hero__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-products .prod-kpis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 30px 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-products .prod-kpis__item {
  background: var(--paper);
  padding: 13px 15px;
}

.page-products .prod-kpis dt {
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist-gray);
}

.page-products .prod-kpis dd {
  margin: 7px 0 0;
  font-size: 23px;
  line-height: 1;
  color: var(--ink-green);
}

.page-products .prod-hero__visual {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  border: 1px solid var(--ink-green);
  background-color: var(--ink-green);
}

.page-products .prod-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(53, 224, 200, .16) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(0deg, rgba(53, 224, 200, .10) 0 1px, transparent 1px 30px);
}

.page-products .prod-hero__trace {
  position: absolute;
  inset: 16% 8% auto 8%;
  height: 46%;
  background: linear-gradient(90deg, var(--cyan) 0%, rgba(53, 224, 200, .1) 82%, transparent 100%);
  clip-path: polygon(0 76%, 13% 52%, 27% 66%, 42% 26%, 57% 44%, 72% 14%, 86% 34%, 100% 20%, 100% 100%, 0 100%);
  opacity: .55;
}

.page-products .prod-hero__bars {
  position: absolute;
  inset: auto 8% 26% 8%;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, rgba(244, 240, 230, .55) 0 22px, transparent 22px 34px);
}

.page-products .prod-hero__axis {
  position: absolute;
  inset: auto 8% 16% 8%;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), rgba(232, 117, 43, .05));
}

/* ---------- 主体布局 ---------- */
.page-products .prod-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-block: 40px 70px;
}

.page-products .prod-index__label {
  margin: 0;
  color: var(--mist-gray);
}

.page-products .prod-index__list {
  display: flex;
  gap: 0;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-index__list a {
  display: block;
  padding: 10px 14px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--mist-gray);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-products .prod-index__list a:hover,
.page-products .prod-index__list a:focus-visible {
  color: var(--ink-green);
  border-bottom-color: var(--orange);
  background: var(--prod-tint);
}

.page-products .prod-body > section + section {
  margin-top: 58px;
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

/* ---------- 区块标题 ---------- */
.page-products .prod-head {
  margin-bottom: 22px;
}

.page-products .prod-head__num {
  display: inline-block;
  padding: 2px 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--clay);
  border: 1px solid currentColor;
}

.page-products .prod-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(23px, 4.2vw, 33px);
  line-height: 1.24;
  color: var(--ink-green);
}

.page-products .prod-head__note {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist-gray);
}

/* ---------- 通用文本 ---------- */
.page-products .prod-lede {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .prod-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--orange);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist-gray);
}

/* ---------- 分栏 ---------- */
.page-products .prod-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .prod-split__text p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 字段列表 ---------- */
.page-products .prod-fields {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .prod-fields li {
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist-gray);
}

.page-products .prod-fields strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-green);
}

/* ---------- 图片 ---------- */
.page-products .prod-figure {
  margin: 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  background: var(--ink-green);
  object-fit: cover;
}

.page-products .prod-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--fog);
}

.page-products .prod-figure--wide {
  margin-bottom: 24px;
}

/* ---------- 标签页通用 ---------- */
.page-products .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .tabs__tab {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  padding: 11px 15px;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.4;
  color: var(--mist-gray);
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .tabs__tab:hover,
.page-products .tabs__tab:focus-visible {
  color: var(--ink-green);
}

.page-products .tabs__tab[aria-selected="true"] {
  color: var(--ink-green);
  font-weight: 700;
  border-bottom-color: var(--orange);
}

.page-products .tabs__panel {
  padding-top: 22px;
}

.page-products .tabs__panel h3 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 20px;
  color: var(--ink-green);
}

.page-products .tabs__panel p {
  margin: 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 双队对照 ---------- */
.page-products .prod-cmp__grid {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line-strong);
  background: var(--paper);
}

.page-products .prod-cmp__side {
  padding: 20px 18px;
}

.page-products .prod-cmp__side-mark {
  margin: 0 0 6px;
  color: var(--clay);
}

.page-products .prod-cmp__side h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 18px;
  color: var(--ink-green);
}

.page-products .prod-cmp__side ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-cmp__side li {
  position: relative;
  padding: 8px 0 8px 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist-gray);
  border-top: 1px solid var(--line);
}

.page-products .prod-cmp__side li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--cyan-deep);
}

.page-products .prod-cmp__axis {
  height: 1px;
  background: var(--line-strong);
}

/* ---------- 订阅卡片 ---------- */
.page-products .prod-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-products .prod-card {
  position: relative;
  padding: 20px 18px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-products .prod-card h3 {
  margin: 14px 0 8px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 19px;
  color: var(--ink-green);
}

.page-products .prod-card p {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--mist-gray);
}

/* ---------- 折叠面板 ---------- */
.page-products .accordion {
  margin-top: 22px;
  border-top: 1px solid var(--line-strong);
}

.page-products .accordion__item {
  border-bottom: 1px solid var(--line);
}

.page-products .accordion__item h3 {
  margin: 0;
}

.page-products .accordion__trigger {
  position: relative;
  display: block;
  width: 100%;
  padding: 14px 34px 14px 0;
  appearance: none;
  background: transparent;
  border: 0;
  text-align: left;
  font-family: inherit;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-green);
  cursor: pointer;
  transition: color var(--t-fast);
}

.page-products .accordion__trigger::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -5px;
  border-right: 1.5px solid var(--mist-gray);
  border-bottom: 1.5px solid var(--mist-gray);
  transform: rotate(45deg);
  transition: transform var(--t-fast);
}

.page-products .accordion__trigger[aria-expanded="true"]::after {
  transform: rotate(-135deg);
  border-color: var(--orange);
}

.page-products .accordion__panel {
  padding: 0 0 16px;
}

.page-products .accordion__panel p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--mist-gray);
}

/* ---------- 版本刻度 ---------- */
.page-products .prod-versions .tabs__list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  padding-top: 20px;
  border-bottom: 0;
}

.page-products .prod-versions .tabs__list::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 8px;
  height: 1px;
  background: var(--ink-green);
}

.page-products .prod-versions .tabs__tab {
  position: relative;
  padding: 20px 6px 14px;
  text-align: left;
  font-size: 13.5px;
  border-bottom: 0;
  border-top: 3px solid transparent;
}

.page-products .prod-versions .tabs__tab::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 6px;
  width: 11px;
  height: 11px;
  background: var(--paper);
  border: 1px solid var(--ink-green);
  transition: background var(--t-fast), border-color var(--t-fast);
}

.page-products .prod-versions .tabs__tab[aria-selected="true"] {
  border-bottom: 0;
  border-top-color: transparent;
  color: var(--ink-green);
}

.page-products .prod-versions .tabs__tab[aria-selected="true"]::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-products .prod-versions .tabs__tab .mono {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--clay);
}

.page-products .prod-versions .tabs__panel {
  margin-top: 20px;
  padding: 22px 18px;
  border: 1px solid var(--line);
  background: var(--prod-tint);
}

/* ---------- 步骤 ---------- */
.page-products .prod-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
  counter-reset: step;
}

.page-products .prod-steps li {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-steps__num {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--orange-deep);
}

.page-products .prod-steps h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 19px;
  color: var(--ink-green);
}

.page-products .prod-steps p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-gray);
}

/* ---------- 结尾引导 ---------- */
.page-products .prod-cta {
  margin-top: 34px;
  padding: 26px 20px;
  border: 1px solid var(--ink-green);
  background:
    linear-gradient(180deg, rgba(18, 59, 50, .06), rgba(18, 59, 50, .02));
}

.page-products .prod-cta h3 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 21px;
  color: var(--ink-green);
}

.page-products .prod-cta__text p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-gray);
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 20px;
}

.page-products .prod-cta__link {
  font-size: 14.5px;
  color: var(--mist-gray);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .prod-cta__link:hover,
.page-products .prod-cta__link:focus-visible {
  color: var(--ink-green);
  border-color: var(--orange);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-products .prod-kpis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-products .prod-cmp__axis {
    height: auto;
    width: 1px;
    background: repeating-linear-gradient(180deg, var(--mist-gray) 0 6px, transparent 6px 15px);
  }

  .page-products .prod-cmp__side {
    padding: 24px 22px;
  }

  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    border-top: 0;
  }

  .page-products .prod-steps li {
    border-top: 3px solid var(--ink-green);
    border-bottom: 0;
    padding-top: 18px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__shell {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 46px;
    align-items: end;
  }

  .page-products .prod-hero__visual {
    min-height: 330px;
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .prod-split--flip {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
}

@media (min-width: 980px) {
  .page-products .prod-layout {
    grid-template-columns: 212px minmax(0, 1fr);
    gap: 54px;
    padding-block: 54px 88px;
  }

  .page-products .prod-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-products .prod-index__list {
    display: block;
    overflow: visible;
    border-top: 0;
    border-bottom: 0;
    margin-top: 12px;
  }

  .page-products .prod-index__list a {
    padding: 9px 12px;
    white-space: normal;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .page-products .prod-index__list a:hover,
  .page-products .prod-index__list a:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--orange);
  }

  .page-products .prod-cta {
    padding: 30px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-index__list a,
  .page-products .tabs__tab,
  .page-products .accordion__trigger,
  .page-products .accordion__trigger::after,
  .page-products .prod-versions .tabs__tab::before,
  .page-products .prod-cta__link {
    transition: none;
  }
}