.page-products {
  --ps-pad: clamp(18px, 2.4vw, 30px);
  --ps-gap: clamp(18px, 3vw, 34px);
  background: var(--ink);
  color: var(--dawn);
  font-family: var(--font-body);
  line-height: 1.78;
  padding-bottom: 64px;
}

.page-products .shell {
  max-width: min(var(--shell-w), 100% - 2 * var(--gutter));
}

/* ---------- 面包屑与首屏 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(14px, 2.6vw, 26px);
  padding-bottom: 4px;
}

.page-products .offer-hero {
  padding: clamp(18px, 3.4vw, 34px) 0 clamp(30px, 4.4vw, 52px);
  border-bottom: 1px solid var(--line);
}

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

.page-products .offer-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--dawn);
}

.page-products .offer-hero .lede {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--mist);
}

.page-products .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .hero-facts li {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--mist);
  border-left: 1px solid var(--line-strong);
  padding-left: 12px;
  line-height: 1.7;
}

.page-products .hero-facts .num {
  color: var(--gold-hi);
  font-size: 16px;
}

/* ---------- 章节通用 ---------- */
.page-products .chapter {
  padding: clamp(36px, 5vw, 62px) 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .chapter--last {
  border-bottom: 0;
}

.page-products .chapter-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-products .chapter-num {
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: .95;
  color: var(--gold);
  opacity: .9;
}

.page-products .chapter-head-text {
  min-width: 0;
}

.page-products .chapter-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.1vw, 34px);
  line-height: 1.25;
  color: var(--dawn);
}

.page-products .chapter .lede {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  max-width: 42em;
  font-size: 15px;
  line-height: 1.88;
}

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

.page-products .chapter-body {
  display: grid;
  gap: var(--ps-gap);
}

.page-products .chapter-text {
  min-width: 0;
}

.page-products .chapter-text p {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.88;
  color: var(--dawn);
}

.page-products .chapter-text p:last-child {
  margin-bottom: 0;
}

.page-products .chapter-text a {
  color: var(--gold-hi);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 4px;
}

.page-products .chapter-text a:hover {
  color: var(--ember);
  text-decoration-color: var(--ember);
}

/* ---------- 图片容器 ---------- */
.page-products .figure {
  margin: 0;
  min-width: 0;
}

.page-products .figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  object-fit: cover;
  background: radial-gradient(120% 120% at 20% 0%, rgba(18, 41, 63, .95), rgba(10, 24, 38, .98));
}

.page-products .figure-caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 01 步骤清单（羊皮纸阅读区） ---------- */
.page-products .paper-block {
  background: var(--parchment);
  color: var(--sepia);
  border-radius: var(--r-md);
  padding: clamp(20px, 3vw, 34px);
  margin: clamp(22px, 3vw, 32px) 0 0;
  box-shadow: inset 0 0 0 1px rgba(200, 164, 74, .38), var(--shadow-card);
}

.page-products .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  display: grid;
  gap: 14px;
}

.page-products .step-list li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 14px;
  border-top: 1px solid rgba(27, 21, 18, .16);
}

.page-products .step-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .step-list li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .08em;
  line-height: 1.6;
  color: var(--sepia);
  opacity: .72;
}

.page-products .step-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 900;
  line-height: 1.5;
  margin-bottom: 3px;
}

.page-products .step-list span {
  display: block;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(27, 21, 18, .78);
}

/* ---------- 02 子栏目卡片 ---------- */
.page-products .subcat-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .subcat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--ps-pad);
  background: linear-gradient(160deg, rgba(18, 41, 63, .98), rgba(10, 24, 38, .92));
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
}

.page-products .subcat:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-card);
}

.page-products .subcat-num {
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .subcat-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--dawn);
}

.page-products .subcat p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .subcat-gain {
  margin-top: auto !important;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  color: var(--celadon) !important;
  font-size: 13px !important;
}

/* ---------- 03 服务卡片（高度错落） ---------- */
.page-products .service-cards {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-products .service-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--ps-pad);
  background: var(--harbor);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--gold);
  border-radius: var(--r-md);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.page-products .service-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-card);
}

.page-products .service-tag {
  align-self: flex-start;
}

.page-products .service-card .card-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.42;
  color: var(--dawn);
}

.page-products .service-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .service-spec {
  margin: 6px 0 0;
  display: grid;
  gap: 0;
}

.page-products .service-spec > div {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  align-items: baseline;
  padding: 9px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-products .service-spec dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
  flex: 0 0 auto;
}

.page-products .service-spec dd {
  margin: 0;
  font-size: 14px;
  text-align: right;
  color: var(--dawn);
}

.page-products .service-spec .num {
  color: var(--gold-hi);
  font-size: 16px;
}

.page-products .service-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---------- 04 三档权益对照条 ---------- */
.page-products .tiers-figure {
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .tier-strip {
  display: grid;
  gap: 0;
}

.page-products .tier {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.page-products .tier:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .tier-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-products .tier-num {
  font-size: 22px;
  line-height: 1;
  color: var(--gold);
}

.page-products .tier-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: .02em;
  color: var(--dawn);
}

.page-products .tier-for {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .tier-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .tier-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--dawn);
}

.page-products .tier-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--celadon);
}

.page-products .tier-list .num {
  color: var(--gold-hi);
  font-size: 15px;
}

.page-products .tier-more {
  margin-top: 4px;
  border-top: 1px solid var(--line-soft);
}

.page-products .tier-more > summary {
  list-style: none;
  cursor: pointer;
  padding: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-hi);
  transition: color .2s var(--ease);
}

.page-products .tier-more > summary::-webkit-details-marker {
  display: none;
}

.page-products .tier-more > summary::after {
  content: " +";
}

.page-products .tier-more[open] > summary::after {
  content: " −";
}

.page-products .tier-more > summary:hover {
  color: var(--ember);
}

.page-products .tier-more p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.88;
  color: var(--mist);
}

/* ---------- 05 账户目录清单 ---------- */
.page-products .plain-list {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  counter-reset: acct;
  border-top: 1px solid var(--line-soft);
}

.page-products .plain-list li {
  counter-increment: acct;
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--dawn);
}

.page-products .plain-list li::before {
  content: counter(acct, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
  flex: 0 0 auto;
}

.page-products .plain-list li.is-key {
  color: var(--gold-hi);
  background: linear-gradient(90deg, rgba(200, 164, 74, .12), transparent 72%);
  padding-left: 10px;
}

/* ---------- 06 事实条 ---------- */
.page-products .fact-row {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .fact-row li {
  border-left: 2px solid var(--celadon);
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .fact-row .num {
  color: var(--gold-hi);
  font-size: 17px;
}

/* ---------- 07 路径总览 ---------- */
.page-products .route-banner {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .route-scroll {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: clamp(10px, 2vw, 20px);
  background: radial-gradient(120% 150% at 10% 0%, rgba(18, 41, 63, .96), rgba(10, 24, 38, .99));
}

.page-products .route-svg {
  display: block;
  width: 100%;
  min-width: 620px;
  height: auto;
}

.page-products .route-edge path {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.4;
}

.page-products .route-dot {
  fill: var(--celadon);
  transition: fill .24s var(--ease);
}

.page-products .route-dot--entry {
  fill: var(--gold);
}

.page-products .route-node-label {
  font-family: var(--font-body);
  font-size: 17px;
  fill: var(--dawn);
  dominant-baseline: middle;
}

.page-products .route-node-en {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  fill: var(--gold);
  dominant-baseline: middle;
}

.page-products .route-svg a:hover .route-node-label,
.page-products .route-svg a:focus-visible .route-node-label {
  fill: var(--gold-hi);
}

.page-products .route-svg a:hover .route-dot {
  fill: var(--ember);
}

.page-products .route-svg a:focus-visible .route-dot {
  stroke: var(--gold-hi);
  stroke-width: 3;
}

.page-products .route-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .subcat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .page-products .hero-facts li {
    border-left: 1px solid var(--line-strong);
    padding: 0 20px;
  }

  .page-products .hero-facts li:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 900px) {
  .page-products .chapter-body {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
    gap: clamp(28px, 4vw, 54px);
  }

  .page-products #account-dir .chapter-body {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

  .page-products .service-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: clamp(18px, 2.2vw, 28px);
  }

  .page-products .service-card:nth-child(2) {
    margin-top: 28px;
  }

  .page-products .service-card:nth-child(3) {
    margin-top: 56px;
  }

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

  .page-products .tier {
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    border-right: 0;
    padding: clamp(22px, 2.6vw, 32px) clamp(18px, 2.2vw, 30px);
  }

  .page-products .tier:first-child {
    border-left: 0;
    padding-left: 0;
    padding-top: clamp(22px, 2.6vw, 32px);
  }

  .page-products .tier:last-child {
    padding-right: 0;
  }
}

@media (min-width: 1100px) {
  .page-products .subcat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .subcat,
  .page-products .service-card,
  .page-products .route-dot,
  .page-products .tier-more > summary {
    transition: none;
  }

  .page-products .subcat:hover,
  .page-products .service-card:hover {
    transform: none;
  }
}