.page-products {
  --pp-node: var(--gold);
  --pp-line: var(--edge);
  --pp-gap: clamp(18px, 3vw, 30px);
  overflow-x: clip;
}

.page-products h1 {
  font-size: clamp(28px, 6vw, 54px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 12px 0 16px;
  color: var(--mist);
}

.page-products h2 {
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 10px 0 12px;
  color: var(--mist);
}

.page-products h3 {
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.3;
  color: var(--mist);
}

.page-products p {
  color: var(--mist-2);
}

.page-products .media-frame {
  border: 2px solid var(--edge);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  margin: 0;
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist-2);
  padding: 10px 12px;
  border-top: 1px solid var(--edge);
}

/* ---------- 首屏 ---------- */
.page-products .products-hero {
  padding-block: clamp(18px, 3vw, 30px) clamp(30px, 5vw, 56px);
}

.page-products .products-hero__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .products-hero__meta {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--mist-2);
}

.page-products .products-hero__meta li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  border-left: 2px solid var(--edge);
  padding-left: 10px;
}

.page-products .products-hero__meta .mono {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: .04em;
}

@media (min-width: 900px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }
}

/* ---------- 路径技能树 ---------- */
.page-products .products-path__layout {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .products-path__head p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
}

.page-products .skill-tree {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}

.page-products .skill-tree__item {
  position: relative;
  padding: 0 0 22px 56px;
  border-bottom: 1px dashed rgba(27, 86, 112, .65);
}

.page-products .skill-tree__item + .skill-tree__item {
  padding-top: 22px;
}

.page-products .skill-tree__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .skill-tree__item::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 44px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, var(--edge), var(--cyan));
}

.page-products .skill-tree__item:last-child::before {
  content: none;
}

.page-products .skill-tree__dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 2px solid var(--pp-node);
  background: var(--ship);
  color: var(--gold);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-products .skill-tree__item h3 {
  margin: 4px 0 6px;
}

.page-products .skill-tree__item p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .skill-tree__link {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .04em;
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 200, .4);
}

@media (min-width: 900px) {
  .page-products .products-path__layout {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .page-products .products-path__head {
    position: sticky;
    top: 110px;
  }
}

/* ---------- 双入口对照 ---------- */
.page-products .products-entry__head p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
  max-width: 62ch;
}

.page-products .products-switch {
  display: inline-flex;
  border: 2px solid var(--edge);
  background: var(--ship);
  margin: 20px 0 16px;
}

.page-products .products-switch .switch-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  padding: 10px 18px;
  background: transparent;
  color: var(--mist-2);
  border: 0;
  border-right: 1px solid var(--edge);
  cursor: pointer;
  transition: background var(--t), color var(--t);
}

.page-products .products-switch .switch-btn:last-child {
  border-right: 0;
}

.page-products .products-switch .switch-btn.is-active {
  background: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-products .products-entry__hint p {
  margin: 0 0 20px;
  padding: 14px 16px;
  background: var(--panel);
  border-left: 3px solid var(--gold);
  font-size: 14px;
  line-height: 1.72;
}

.page-products .products-entry__hint .chip {
  margin-right: 8px;
}

.page-products .entry-panels {
  display: grid;
  gap: 16px;
}

.page-products .entry-card {
  border: 2px solid var(--edge);
  background: var(--ship);
  box-shadow: var(--shadow-soft);
}

.page-products .entry-card .panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--edge);
}

.page-products .entry-card .panel__title {
  margin: 0;
  font-size: 18px;
}

.page-products .entry-card .panel__body {
  padding: 16px;
}

.page-products .entry-card__spec {
  margin: 0 0 16px;
}

.page-products .entry-card__spec > div {
  display: grid;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(27, 86, 112, .7);
}

.page-products .entry-card__spec dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist-3);
}

.page-products .entry-card__spec dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .products-entry__media {
  margin-top: 20px;
}

@media (min-width: 860px) {
  .page-products .entry-panels {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- 账户中心四步 ---------- */
.page-products .products-account__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .products-account__intro p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
}

.page-products .products-account__media {
  margin-top: 20px;
}

.page-products .products-account__steps {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .step-fold {
  border: 2px solid var(--edge);
  background: var(--ship);
  box-shadow: var(--shadow-soft);
}

.page-products .step-fold[open] {
  border-color: var(--gold);
}

.page-products .step-fold .fold__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  font-weight: 700;
  color: var(--mist);
  list-style: none;
}

.page-products .step-fold .fold__summary::-webkit-details-marker {
  display: none;
}

.page-products .step-fold__num {
  color: var(--gold);
  font-size: 12px;
  border: 1px solid var(--edge);
  padding: 2px 7px;
  letter-spacing: .06em;
}

.page-products .step-fold .fold__body {
  padding: 0 16px 16px;
}

.page-products .step-fold .fold__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}

@media (min-width: 920px) {
  .page-products .products-account__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

/* ---------- 资料导出与客服路径 ---------- */
.page-products .products-export__head p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
  max-width: 62ch;
}

.page-products .products-export__grid {
  display: grid;
  gap: 22px;
  margin-top: 24px;
}

.page-products .export-items h3,
.page-products .export-paths h3 {
  margin: 0 0 4px;
  font-size: 17px;
}

.page-products .export-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .export-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding: 12px 14px;
  background: var(--ship);
  border-left: 3px solid var(--cyan);
}

.page-products .export-list .mono {
  color: var(--cyan);
  font-size: 12px;
}

.page-products .export-list strong {
  display: block;
  color: var(--mist);
  font-size: 15px;
  margin-bottom: 4px;
}

.page-products .export-list p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
}

.page-products .products-export__media {
  margin-top: 18px;
}

.page-products .path-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  border: 2px solid var(--edge);
  background: var(--panel);
}

.page-products .path-list__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(27, 86, 112, .7);
  font-size: 13.5px;
}

.page-products .path-list__item:last-child {
  border-bottom: 0;
}

.page-products .path-list__item .mono {
  color: var(--mist-3);
  font-size: 11px;
  letter-spacing: .06em;
  min-width: 52px;
}

.page-products .path-list__val {
  flex: 1 1 150px;
  color: var(--mist);
  line-height: 1.6;
  word-break: break-word;
}

.page-products .copy-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  padding: 6px 10px;
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  cursor: pointer;
  transition: background var(--t), color var(--t);
}

.page-products .copy-btn.is-copied {
  background: var(--cyan);
  color: var(--ink);
}

.page-products .products-export__note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
}

.page-products .products-export__note a,
.page-products .care-copy a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 200, .4);
}

@media (min-width: 860px) {
  .page-products .products-export__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }
}

/* ---------- 适用场景 ---------- */
.page-products .products-scenarios__head p {
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
  max-width: 62ch;
}

.page-products .scenario-grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-products .scenario {
  border: 2px solid var(--edge);
  background: var(--ship);
  box-shadow: var(--shadow-soft);
  padding: 16px 18px;
}

.page-products .scenario__step {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-products .scenario h3 {
  margin: 8px 0;
}

.page-products .scenario p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .scenario a {
  color: var(--cyan);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 200, .4);
}

.page-products .scenario--wide {
  border-left: 4px solid var(--gold);
}

@media (min-width: 700px) {
  .page-products .scenario-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .scenario--wide {
    grid-column: 1 / -1;
  }
}

/* ---------- 服务保障 ---------- */
.page-products .products-care__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .care-copy p {
  font-size: 14.5px;
  line-height: 1.78;
  margin: 0 0 14px;
}

.page-products .care-stats {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.page-products .care-stats li {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  background: var(--ship);
  border-left: 3px solid var(--gold);
}

.page-products .care-num {
  color: var(--gold);
  font-size: 18px;
  letter-spacing: .02em;
}

.page-products .care-stats li > span:last-child {
  color: var(--mist-2);
  font-size: 12px;
}

.page-products .care-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

@media (min-width: 900px) {
  .page-products .products-care__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: center;
  }
}

@media (max-width: 520px) {
  .page-products .care-stats {
    grid-template-columns: 1fr;
  }

  .page-products .skill-tree__item {
    padding-left: 50px;
  }

  .page-products .products-hero__actions .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .products-switch .switch-btn,
  .page-products .copy-btn {
    transition: none;
  }
}
<<<END>>>