.page-products {
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
}

.page-products .prod-container {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 32px var(--gutter) 104px;
}

.page-products .prod-strong {
  color: var(--cyan);
  font-weight: 700;
}

/* ---------- 面包屑 ---------- */
.page-products .prod-breadcrumb {
  margin-bottom: 30px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .prod-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-products .prod-breadcrumb a:hover,
.page-products .prod-breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .prod-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 8px;
  color: var(--line);
}

/* ---------- 页头 ---------- */
.page-products .prod-head {
  max-width: 820px;
  margin-bottom: 60px;
}

.page-products .eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products h1 {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.16;
  letter-spacing: -.01em;
  font-weight: 700;
  color: var(--text);
}

.page-products .lede {
  margin: 0 0 26px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .prod-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .prod-chip {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--cyan);
  background: rgba(69, 240, 224, .1);
  color: var(--cyan);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.page-products .prod-chip--soft {
  border-color: var(--line);
  background: var(--ink-800);
  color: var(--cyan-soft);
}

.page-products .prod-chip--warm {
  border-color: var(--orange);
  background: rgba(255, 138, 61, .1);
  color: var(--amber);
}

/* ---------- 左索引 + 右内容 ---------- */
.page-products .prod-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.page-products .prod-index__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-products .prod-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.page-products .prod-index__item {
  min-width: 0;
}

.page-products .prod-idx-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 14px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}

.page-products .prod-idx-link:hover,
.page-products .prod-idx-link:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(69, 240, 224, .07);
}

.page-products .prod-idx-link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(69, 240, 224, .09);
}

.page-products .prod-idx-num {
  flex: none;
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

/* ---------- 章节骨架 ---------- */
.page-products .prod-section {
  padding-bottom: 84px;
  margin-bottom: 84px;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-section--last {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-products .prod-sec-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 34px;
}

.page-products .prod-sec-num {
  flex: none;
  padding-top: 4px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-sec-copy {
  min-width: 0;
}

.page-products .prod-sec-copy .section-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.24;
  font-weight: 700;
  color: var(--text);
}

.page-products .prod-sec-lede {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .prod-note {
  margin: 26px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--cyan-soft);
  background: var(--ink-800);
  border-radius: 0 var(--r-cut) var(--r-cut) 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .prod-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 240, 224, .35);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-products .prod-inline-link:hover,
.page-products .prod-inline-link:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

.page-products .prod-tail {
  margin: 34px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-products .prod-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background:
    repeating-linear-gradient(90deg, rgba(42, 53, 102, .35) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(0deg, rgba(42, 53, 102, .35) 0 1px, transparent 1px 40px),
    var(--ink-800);
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .prod-figure--hero {
  margin-top: 26px;
}

.page-products .prod-figure--band {
  margin-top: 40px;
}

/* ---------- 功能分区 ---------- */
.page-products .zone-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .zone-item {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background: var(--ink-800);
  transition: background .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}

.page-products .zone-item:hover,
.page-products .zone-item:focus-within {
  background: var(--ink-700);
  border-color: var(--cyan-soft);
  transform: translateY(-2px);
}

.page-products .zone-item__num {
  flex: none;
  height: fit-content;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-products .zone-item__body {
  min-width: 0;
}

.page-products .zone-item__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-products .zone-item__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 版本对照栏 ---------- */
.page-products .cmp-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  overflow: hidden;
}

.page-products .cmp-col {
  padding: 24px 22px;
  background: var(--ink-800);
}

.page-products .cmp-col--right {
  background: var(--ink-900);
  border-top: 1px solid var(--line);
}

.page-products .cmp-col__label {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .cmp-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .cmp-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-900);
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-products .cmp-item:hover {
  border-color: var(--cyan-soft);
}

.page-products .cmp-item--current {
  border-color: var(--cyan);
  background: rgba(69, 240, 224, .08);
}

.page-products .cmp-item__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
}

.page-products .cmp-item--current .cmp-item__dot {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(69, 240, 224, .18);
}

.page-products .cmp-item__name {
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.page-products .cmp-item--current .cmp-item__name {
  color: var(--cyan);
}

.page-products .cmp-item__meta {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
}

.page-products .cmp-col__hint {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .cmp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: cmpstep;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .cmp-step {
  position: relative;
  padding-left: 36px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text);
  counter-increment: cmpstep;
}

.page-products .cmp-step::before {
  content: counter(cmpstep);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--ink-800);
  color: var(--cyan);
  font-size: 11px;
  font-weight: 700;
}

/* ---------- 三种定位方式 ---------- */
.page-products .locate-band {
  margin-top: 26px;
  padding: 26px 24px;
  border: 1px dashed var(--line);
  border-radius: var(--r-cut);
  background: linear-gradient(135deg, rgba(20, 28, 68, .85), rgba(11, 18, 48, .4));
}

.page-products .locate-band__title {
  margin: 0 0 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-products .locate-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-products .locate-item {
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
}

.page-products .locate-item__key {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--cyan);
}

.page-products .locate-item__val {
  display: block;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 帮助文档区 ---------- */
.page-products .docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-products .docs-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin: 0 0 28px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background: var(--ink-800);
}

.page-products .docs-stat {
  margin: 0;
}

.page-products .docs-stat__k {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-products .docs-stat__v {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.page-products .docs-stat__v .stat-value {
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .docs-points {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .docs-point {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .docs-point::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 12px;
  height: 1px;
  background: var(--cyan);
}

.page-products .docs-main .prod-inline-link {
  font-size: 14px;
}

/* ---------- 会员权益对比 ---------- */
.page-products .tier-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-products .tier-card {
  display: flex;
  flex-direction: column;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background: var(--ink-800);
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-products .tier-card:hover {
  border-color: var(--cyan-soft);
  background: var(--ink-700);
  transform: translateY(-3px);
}

.page-products .tier-card--mid {
  border-color: rgba(69, 240, 224, .4);
}

.page-products .tier-card--top {
  border-color: rgba(255, 138, 61, .45);
  background: linear-gradient(160deg, rgba(255, 138, 61, .1), rgba(20, 28, 68, .95) 55%);
}

.page-products .tier-card--top:hover {
  border-color: var(--orange);
}

.page-products .tier-card__head {
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.page-products .tier-card__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.page-products .tier-card--top .tier-card__name {
  color: var(--amber);
}

.page-products .tier-card__for {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .tier-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.page-products .tier-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text);
}

.page-products .tier-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

.page-products .tier-card__link {
  align-self: flex-start;
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 240, 224, .35);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-products .tier-card__link:hover,
.page-products .tier-card__link:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 回访入口 ---------- */
.page-products .entry-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-products .entry-line {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .entry-points {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .entry-point {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 14px 16px;
  border-left: 2px solid var(--line);
  border-radius: 0 8px 8px 0;
  background: var(--ink-800);
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-products .entry-point:hover {
  border-left-color: var(--cyan);
  background: var(--ink-700);
}

.page-products .entry-point__k {
  flex: none;
  min-width: 68px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .entry-point__v {
  flex: 1 1 200px;
  min-width: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .entry-cta {
  align-self: flex-start;
}

/* ---------- 流程 ---------- */
.page-products .flow-track {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-products .flow-step {
  position: relative;
  padding: 0 0 28px 28px;
  border-left: 2px solid var(--line);
}

.page-products .flow-step::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan);
}

.page-products .flow-step--last {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .flow-step--last::before {
  border-color: var(--orange);
  background: var(--orange);
}

.page-products .flow-step__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-products .flow-step__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 支持带 ---------- */
.page-products .support-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  padding: 26px 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background: linear-gradient(120deg, rgba(69, 240, 224, .09), rgba(20, 28, 68, .9) 60%);
}

.page-products .support-band__text {
  flex: 1 1 320px;
  min-width: 0;
}

.page-products .support-band__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}

.page-products .support-band__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .support-band__cta {
  flex: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .zone-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-products .cmp-panel {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .cmp-col--right {
    border-top: 0;
    border-left: 1px solid var(--line);
  }

  .page-products .docs-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 40px;
  }

  .page-products .entry-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
  }

  .page-products .flow-track {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .flow-step {
    padding: 32px 18px 0 0;
    border-left: 0;
    border-top: 2px solid var(--line);
  }

  .page-products .flow-step::before {
    left: 0;
    top: -7px;
  }

  .page-products .flow-step--last {
    border-top-color: var(--orange);
  }
}

@media (min-width: 1080px) {
  .page-products .prod-shell {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 56px;
  }

  .page-products .prod-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-products .prod-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .zone-item,
  .page-products .tier-card {
    transform: none;
  }

  .page-products .zone-item,
  .page-products .tier-card,
  .page-products .prod-idx-link,
  .page-products .entry-point,
  .page-products .cmp-item {
    transition-duration: .01ms;
  }
}