.page-products {
  --tp-line-width: 3px;
  --tp-accent: var(--rule);
  background: var(--paper);
  color: var(--text);
}

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

.page-products a {
  color: inherit;
}

.page-products .tp-breadcrumbs {
  padding: clamp(16px, 3vw, 26px) 0 0;
}

.page-products .tp-breadcrumbs .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-soft);
}

.page-products .tp-breadcrumbs .breadcrumbs__link {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease);
}

.page-products .tp-breadcrumbs .breadcrumbs__link:hover {
  border-bottom-color: var(--gold);
}

.page-products .tp-breadcrumbs .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--rule);
}

.page-products .tp-breadcrumbs .breadcrumbs__current {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-products .tp-hero {
  position: relative;
  margin-top: clamp(16px, 3vw, 28px);
  padding: clamp(40px, 7vw, 96px) 0 clamp(28px, 5vw, 56px);
  background:
    radial-gradient(circle at 82% 12%, rgba(35, 59, 85, 0.85), transparent 58%),
    var(--ink);
  color: var(--paper);
  overflow: hidden;
}

.page-products .tp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

.page-products .tp-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
  margin: 0;
}

.page-products .tp-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 8vw, 84px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .tp-hero__intro {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.8;
  color: rgba(246, 244, 239, 0.82);
}

.page-products .tp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 34px);
}

.page-products .tp-hero__figure {
  display: flex;
  justify-content: center;
}

.page-products .tp-hero__svg {
  width: 100%;
  max-width: 520px;
  height: auto;
}

.page-products .tp-axis {
  stroke: var(--ink-line);
  stroke-width: 1;
}

.page-products .tp-ring {
  fill: none;
  stroke: var(--ink-line);
  stroke-width: 1;
}

.page-products .tp-ring--gold {
  stroke: var(--gold);
  stroke-dasharray: 3 8;
  transform-origin: 300px 200px;
  animation: tp-spin 48s linear infinite;
}

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

.page-products .tp-ticks line {
  stroke: var(--ink-line);
  stroke-width: 1;
}

.page-products .tp-bars rect {
  fill: var(--ink-2);
}

.page-products .tp-bars__accent {
  fill: var(--gold);
}

@keyframes tp-spin {
  to { transform: rotate(360deg); }
}

.page-products .tp-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 48px);
  margin: clamp(32px, 5vw, 56px) 0 0;
  padding: clamp(20px, 3vw, 26px) 0 0;
  list-style: none;
  border-top: 1px solid var(--ink-line);
}

.page-products .tp-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .tp-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  color: var(--gold);
  line-height: 1;
}

.page-products .tp-hero__unit {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(246, 244, 239, 0.7);
}

/* ---------- 主栅格 ---------- */
.page-products .layout-rail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  padding-top: clamp(36px, 6vw, 72px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products .tp-rail {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 14px;
}

.page-products .tp-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-soft);
}

.page-products .tp-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
}

.page-products .tp-rail__link {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  white-space: nowrap;
  text-decoration: none;
  font-family: var(--font-editorial);
  font-size: 14px;
  color: var(--text-soft);
  border-bottom: 2px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .tp-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--rule);
}

.page-products .tp-rail__link:hover,
.page-products .tp-rail__link[aria-current="true"] {
  color: var(--ink);
  border-bottom-color: var(--gold);
}

.page-products .tp-rail__link[aria-current="true"] .tp-rail__num {
  color: var(--gold);
}

/* ---------- 区块通用 ---------- */
.page-products .layout-rail__main {
  display: flex;
  flex-direction: column;
  gap: clamp(56px, 8vw, 104px);
  min-width: 0;
}

.page-products .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .section-head__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.3;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-products .tp-section__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--text);
}

.page-products .tp-line__intro {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 54ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

.page-products .tp-line__hint {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .tp-line__tag {
  margin: 12px 0 0;
}

.page-products .tp-line {
  position: relative;
  padding-left: clamp(14px, 2vw, 22px);
  border-top: 1px solid var(--rule);
  padding-top: clamp(26px, 4vw, 44px);
}

.page-products .tp-line::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(26px, 4vw, 44px);
  bottom: 0;
  width: var(--tp-line-width);
  background: var(--tp-accent);
  opacity: 0.85;
}

.page-products .tp-line--sage { --tp-accent: var(--sage); }
.page-products .tp-line--clay { --tp-accent: var(--clay); }
.page-products .tp-line--gold { --tp-accent: var(--gold); }
.page-products .tp-line--ink { --tp-accent: var(--ink-line); }

.page-products .tp-line__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-products .tp-line__body {
  min-width: 0;
}

/* ---------- 标签总览 ---------- */
.page-products .tp-overview {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-products .tp-tree {
  margin: 0;
  padding: clamp(16px, 3vw, 26px);
  background: var(--sand);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}

.page-products .tp-tree svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .tp-tree figcaption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .tp-tree__head {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  fill: var(--text-soft);
}

.page-products .tp-tree__label {
  font-family: var(--font-editorial);
  font-size: 14px;
  fill: var(--ink);
}

.page-products .tp-tree__node {
  fill: var(--paper);
  stroke: var(--rule);
  stroke-width: 1;
}

.page-products .tp-tree__nodeText {
  font-family: var(--font-display);
  font-size: 12px;
  fill: var(--text);
}

.page-products .tp-tree__link {
  stroke: var(--rule);
  stroke-width: 1;
}

.page-products .tp-tree__count {
  font-family: var(--font-mono);
  font-size: 12px;
  fill: var(--gold);
}

.page-products .tp-overview__notesTitle {
  margin: 0 0 14px;
  font-family: var(--font-editorial);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
  color: var(--ink);
}

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

.page-products .tp-notes li {
  position: relative;
  padding: 14px 0 14px 18px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-products .tp-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-products .tp-notes strong {
  font-weight: 600;
  color: var(--ink);
}

.page-products .tp-overview__hint {
  margin: 18px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .tp-overview__hint a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-products .tp-overview__figure {
  margin-top: clamp(24px, 4vw, 40px);
}

/* ---------- 媒体容器 ---------- */
.page-products .media-frame {
  margin: 0;
}

.page-products .media-frame__fill {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-products .media-frame__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .tp-line__figure--wide {
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- 折叠能力点 ---------- */
.page-products .tp-accordion {
  border-top: 1px solid var(--rule);
}

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

.page-products .accordion__head {
  margin: 0;
}

.page-products .accordion__trigger {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 14px 34px 14px 0;
  border: 0;
  background: none;
  font: inherit;
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.page-products .accordion__trigger::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 22px;
  width: 10px;
  height: 1px;
  background: var(--gold);
  transition: transform 220ms var(--ease);
}

.page-products .accordion__item[data-open="false"] .accordion__trigger::after {
  transform: rotate(90deg);
}

.page-products .tp-ability {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  color: var(--ink);
}

.page-products .tp-ability__meta {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-soft);
}

.page-products .accordion__panel {
  display: grid;
  grid-template-rows: 1fr;
  overflow: hidden;
  transition: grid-template-rows 280ms var(--ease);
}

.page-products .accordion__item[data-open="false"] .accordion__panel {
  grid-template-rows: 0fr;
}

.page-products .accordion__panel > div {
  overflow: hidden;
}

.page-products .accordion__panel p {
  margin: 0 0 16px;
  max-width: 58ch;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
}

/* ---------- 会员权益列表 ---------- */
.page-products .tp-benefits {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-products .tp-benefits li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 10px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .tp-benefits__num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 4px;
}

.page-products .tp-benefits__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  color: var(--ink);
}

.page-products .tp-benefits__desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 桌面端要点 ---------- */
.page-products .tp-desktop__points {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-products .tp-desktop__points li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .tp-desktop__points strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  color: var(--ink);
}

.page-products .tp-desktop__points span {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 迭代节奏 ---------- */
.page-products .tp-rhythm {
  padding: clamp(26px, 4vw, 48px);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
}

.page-products .tp-rhythm .section-head h2 {
  color: var(--paper);
}

.page-products .tp-rhythm .tp-section__lead {
  color: rgba(246, 244, 239, 0.8);
}

.page-products .tp-rhythm__track {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(8px, 2vw, 16px);
}

.page-products .tp-rhythm__node::before {
  content: "";
  display: block;
  width: 22px;
  height: 22px;
  margin-bottom: 12px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: var(--ink);
}

.page-products .tp-rhythm__node--small::before {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  margin-bottom: 17px;
  background: transparent;
  border-color: var(--ink-line);
}

.page-products .tp-rhythm__node--medium::before {
  width: 16px;
  height: 16px;
  margin-top: 3px;
  margin-bottom: 15px;
}

.page-products .tp-rhythm__node--large::before {
  background: var(--gold);
}

.page-products .tp-rhythm__node h3 {
  margin: 0 0 8px;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(17px, 1.8vw, 20px);
  color: var(--paper);
}

.page-products .tp-rhythm__node p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(246, 244, 239, 0.78);
}

.page-products .tp-rhythm__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 40px);
}

/* ---------- 结尾引导 ---------- */
.page-products .tp-next {
  border-top: 1px solid var(--rule);
  padding-top: clamp(24px, 3vw, 36px);
}

.page-products .tp-next h2 {
  margin: 0 0 12px;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--ink);
}

.page-products .tp-next p {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .tp-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 16px;
}

.page-products .tp-next__link {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

/* ---------- 右侧权益入口 ---------- */
.page-products .tp-aside {
  min-width: 0;
}

.page-products .tp-aside__panel {
  padding: clamp(20px, 3vw, 26px);
  background: var(--sand);
  border: 1px solid var(--rule);
  border-left: var(--tp-line-width) solid var(--gold);
  border-radius: var(--radius);
}

.page-products .tp-aside__title {
  margin: 10px 0 16px;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: 19px;
  color: var(--ink);
}

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

.page-products .tp-aside__steps li {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-products .tp-aside__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  padding-top: 2px;
}

.page-products .tp-aside__cta {
  display: inline-block;
  margin-top: 18px;
}

.page-products .tp-aside__note {
  margin: 16px 0 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .tp-aside__note a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-products .tp-overview {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }

  .page-products .tp-line__grid {
    grid-template-columns: minmax(0, 1fr) 240px;
  }

  .page-products .tp-line__body--wide {
    max-width: 76ch;
  }

  .page-products .tp-desktop__points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 clamp(18px, 3vw, 32px);
  }

  .page-products .tp-desktop__points li {
    border-bottom: 0;
    border-top: 1px solid var(--rule);
    padding-top: 14px;
  }

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

  .page-products .tp-rhythm__track::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 10px;
    height: 1px;
    background: var(--ink-line);
  }

  .page-products .tp-rhythm__node::before {
    position: relative;
    z-index: 1;
  }

  .page-products .tp-hero__stats {
    justify-content: flex-start;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-products .tp-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .layout-rail {
    grid-template-columns: 196px minmax(0, 1fr) 236px;
    align-items: start;
  }

  .page-products .tp-rail {
    position: sticky;
    top: 96px;
    border-bottom: 0;
    padding-bottom: 0;
  }

  .page-products .tp-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .tp-rail__link {
    padding: 9px 0;
    border-bottom: 0;
    border-left: 2px solid transparent;
    padding-left: 12px;
  }

  .page-products .tp-rail__link:hover,
  .page-products .tp-rail__link[aria-current="true"] {
    border-left-color: var(--gold);
    border-bottom-color: transparent;
  }

  .page-products .tp-aside {
    position: sticky;
    top: 96px;
  }

  .page-products .tp-line__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .tp-ring--gold {
    animation: none;
  }

  .page-products .accordion__panel,
  .page-products .accordion__trigger::after,
  .page-products .tp-rail__link {
    transition: none;
  }
}