.page-products {
  --p-hair: rgba(169, 187, 208, 0.16);
  --p-hair-strong: rgba(47, 217, 208, 0.34);
  --p-card: linear-gradient(160deg, rgba(18, 41, 74, 0.68), rgba(10, 25, 48, 0.86));
  --p-card-hover: linear-gradient(160deg, rgba(47, 217, 208, 0.12), rgba(18, 41, 74, 0.82));
  position: relative;
  display: block;
  min-width: 0;
  padding-bottom: var(--gap-xl);
  background: var(--void);
  color: var(--glass);
}

.page-products .breadcrumbs {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--gap-m) 20px 0;
}

.page-products .breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--t-sm);
  color: var(--haze);
}

.page-products .breadcrumbs-list li + li::before {
  content: "/";
  margin-right: 10px;
  color: rgba(169, 187, 208, 0.5);
}

.page-products .breadcrumbs-list a {
  color: var(--haze);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* ---------- 首屏声明 ---------- */

.page-products .p-intro {
  position: relative;
  isolation: isolate;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--gap-l) 20px var(--gap-m);
}

.page-products .p-intro::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -60px;
  left: -10%;
  right: -10%;
  height: 360px;
  background:
    radial-gradient(58% 100% at 16% 0%, rgba(47, 217, 208, 0.16), transparent 70%),
    radial-gradient(46% 100% at 88% 8%, rgba(255, 122, 43, 0.1), transparent 72%);
  pointer-events: none;
}

.page-products .p-intro-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  border: 1px solid var(--p-hair-strong);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(47, 217, 208, 0.06);
}

.page-products .p-intro h1 {
  margin: 0;
  font-size: var(--t-h1);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--glass);
  max-width: 18ch;
}

.page-products .p-intro-lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: var(--t-body);
  line-height: 1.78;
  color: var(--haze);
}

.page-products .p-intro-actions {
  margin-top: var(--gap-m);
}

.page-products .p-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: var(--gap-m) 0 0;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-hair);
  overflow: hidden;
}

.page-products .p-facts > div {
  padding: 14px 16px;
  background: var(--p-card);
}

.page-products .p-facts dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.16em;
  color: var(--haze);
}

.page-products .p-facts dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(19px, 4.4vw, 26px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--orange);
}

/* ---------- 章节骨架 ---------- */

.page-products .chapter {
  position: relative;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--gap-l) 20px 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .chapter + .chapter::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--p-hair) 18%, var(--p-hair) 82%, transparent);
}

.page-products .chapter-head {
  max-width: 74ch;
}

.page-products .chapter-index {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--t-label);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .chapter-title {
  margin: 0;
  font-size: var(--t-h2);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.16;
  color: var(--glass);
}

.page-products .chapter-lead {
  margin: 14px 0 0;
  font-size: var(--t-body);
  line-height: 1.78;
  color: var(--haze);
}

.page-products .p-sub {
  margin: var(--gap-m) 0 0;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-tail {
  margin: var(--gap-m) 0 0;
  max-width: 72ch;
  font-size: var(--t-body);
  line-height: 1.78;
  color: var(--haze);
}

.page-products .p-tail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 217, 208, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .p-tail a:hover,
.page-products .p-tail a:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

/* ---------- 01 产品树 ---------- */

.page-products .p-tree {
  position: relative;
  display: grid;
  gap: 14px;
  margin-top: var(--gap-m);
  padding-left: 34px;
}

.page-products .p-tree::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 30px;
  bottom: 30px;
  width: 1px;
  background: linear-gradient(180deg, rgba(47, 217, 208, 0.72), rgba(47, 217, 208, 0.06));
}

.page-products .p-node {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 18px 18px 16px;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-card);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .p-node::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 34px;
  width: 25px;
  height: 1px;
  background: rgba(47, 217, 208, 0.34);
}

.page-products .p-node::after {
  content: "";
  position: absolute;
  left: -30px;
  top: 30px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--void);
  border: 1px solid var(--cyan);
}

.page-products .p-node:hover {
  transform: translateY(-2px);
  border-color: var(--p-hair-strong);
  background: var(--p-card-hover);
}

.page-products .p-node-no {
  flex: 0 0 auto;
  width: 42px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  color: var(--orange);
}

.page-products .p-node-body {
  min-width: 0;
}

.page-products .p-node-title {
  margin: 0;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-node-desc {
  margin: 8px 0 0;
  font-size: var(--t-sm);
  line-height: 1.72;
  color: var(--haze);
}

.page-products .p-node-for {
  margin: 12px 0 0;
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--r-s);
  font-size: var(--t-label);
  letter-spacing: 0.06em;
  color: var(--orange);
  background: rgba(255, 122, 43, 0.12);
}

/* ---------- 分屏与图 ---------- */

.page-products .p-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
  margin-top: var(--gap-m);
}

.page-products .p-col {
  min-width: 0;
}

.page-products .p-figure {
  position: relative;
  margin: 0;
  min-width: 0;
}

.page-products .p-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--deep);
  object-fit: cover;
}

.page-products .p-figure figcaption {
  margin-top: 10px;
  font-size: var(--t-sm);
  line-height: 1.68;
  color: var(--haze);
}

.page-products .p-figure--wide {
  margin-top: var(--gap-m);
}

/* ---------- 规格列表 ---------- */

.page-products .p-spec {
  margin: 0;
  border-top: 1px solid var(--p-hair);
}

.page-products .p-spec-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--p-hair);
}

.page-products .p-spec dt {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .p-spec dd {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.74;
  color: var(--haze);
}

/* ---------- 要点列表 ---------- */

.page-products .p-notes {
  margin: var(--gap-s) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .p-notes li {
  position: relative;
  padding: 12px 14px 12px 16px;
  border-left: 2px solid var(--p-hair-strong);
  border-radius: 0 var(--r-s) var(--r-s) 0;
  background: rgba(18, 41, 74, 0.5);
  font-size: var(--t-sm);
  line-height: 1.72;
  color: var(--haze);
}

.page-products .p-notes strong {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.14em;
  color: var(--orange);
  font-weight: 700;
}

/* ---------- 标签页 ---------- */

.page-products .p-tabs {
  margin-top: var(--gap-m);
}

.page-products .p-tabs .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .p-tabs .tab {
  appearance: none;
  border: 1px solid var(--p-hair);
  border-radius: 999px;
  padding: 8px 20px;
  font-family: inherit;
  font-size: var(--t-sm);
  color: var(--haze);
  background: rgba(18, 41, 74, 0.6);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .p-tabs .tab:hover {
  border-color: var(--p-hair-strong);
  color: var(--glass);
}

.page-products .p-tabs .tab[aria-selected="true"] {
  color: var(--void);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-products .p-tabs .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .p-tabs .tab-panel {
  padding: 20px;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-card);
}

.page-products .p-tabs .tab-panel + .tab-panel {
  margin-top: 12px;
}

.page-products .p-panel-title {
  margin: 0 0 8px;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-tabs .tab-panel p {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.78;
  color: var(--haze);
}

/* ---------- 数据表 ---------- */

.page-products .p-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-card);
}

.page-products .p-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: var(--t-sm);
}

.page-products .p-table th,
.page-products .p-table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--p-hair);
}

.page-products .p-table thead th {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.14em;
  font-weight: 400;
  color: var(--cyan);
  background: rgba(10, 25, 48, 0.6);
  white-space: nowrap;
}

.page-products .p-table tbody th {
  font-weight: 600;
  color: var(--glass);
}

.page-products .p-table tbody td {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--haze);
}

.page-products .p-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-products .p-table tbody tr:hover {
  background: rgba(47, 217, 208, 0.07);
}

.page-products .p-table tbody tr:last-child th,
.page-products .p-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 使用路径 ---------- */

.page-products .p-path {
  display: grid;
  gap: 16px;
  margin: var(--gap-m) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .p-path-step {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-card);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .p-path-step:hover {
  transform: translateY(-2px);
  border-color: var(--p-hair-strong);
}

.page-products .p-path-no {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-products .p-path-title {
  margin: 0;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-path-desc {
  margin: 10px 0 0;
  font-size: var(--t-sm);
  line-height: 1.74;
  color: var(--haze);
}

.page-products .p-path-out {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--p-hair);
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--glass);
}

.page-products .p-path-out .label {
  display: block;
  margin-bottom: 4px;
  color: var(--cyan);
}

/* ---------- 入口差异 ---------- */

.page-products .p-entries {
  display: grid;
  gap: var(--gap-m);
  margin-top: var(--gap-m);
}

.page-products .p-entry {
  padding: 22px 20px;
  border: 1px solid var(--p-hair);
  border-radius: var(--r-m);
  background: var(--p-card);
}

.page-products .p-entry-title {
  margin: 0 0 4px;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-entry-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .p-entry-list li {
  position: relative;
  padding-left: 18px;
  font-size: var(--t-sm);
  line-height: 1.74;
  color: var(--haze);
}

.page-products .p-entry-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan);
}

/* ---------- 使用场景 ---------- */

.page-products .p-scenes {
  display: grid;
  gap: var(--gap-m);
  margin-top: var(--gap-m);
}

.page-products .p-scene {
  min-width: 0;
}

.page-products .p-scene-title {
  margin: 0 0 10px;
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.16em;
  color: var(--void);
  background: var(--orange-soft);
}

.page-products .p-scene-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--p-hair);
}

.page-products .p-scene-list li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--p-hair);
}

.page-products .p-scene-when {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .p-scene-do {
  font-size: var(--t-sm);
  font-weight: 700;
  color: var(--orange);
}

.page-products .p-scene-why {
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--haze);
}

/* ---------- 开通与使用 ---------- */

.page-products .p-open {
  margin: var(--gap-m) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .p-open li {
  padding: 20px;
  border: 1px solid var(--p-hair);
  border-left: 2px solid var(--p-hair-strong);
  border-radius: 0 var(--r-m) var(--r-m) 0;
  background: rgba(18, 41, 74, 0.5);
}

.page-products .p-open h3 {
  margin: 0 0 8px;
  font-size: var(--t-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--glass);
}

.page-products .p-open p {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.78;
  color: var(--haze);
}

.page-products .p-open-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-top: var(--gap-m);
}

.page-products .p-text-link {
  font-size: var(--t-sm);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 217, 208, 0.42);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .p-text-link:hover,
.page-products .p-text-link:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .p-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .p-spec-row {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-products .p-scene-list li {
    grid-template-columns: 128px minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 14px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-products .p-path {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .p-path-step + .p-path-step::before {
    content: "";
    position: absolute;
    left: -24px;
    top: 46px;
    width: 24px;
    height: 1px;
    background: rgba(47, 217, 208, 0.4);
  }

  .page-products .p-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }
}

@media (min-width: 1024px) {
  .page-products .p-intro {
    padding-top: var(--gap-xl);
  }

  .page-products .p-split--a {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: var(--gap-l);
  }

  .page-products .p-split--b {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: var(--gap-l);
  }

  .page-products .p-entries {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--gap-l);
  }

  .page-products .p-split--a .p-col,
  .page-products .p-split--b .p-col {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }

  .page-products .p-split--b .p-figure {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }
}

@media (min-width: 1280px) {
  .page-products .p-intro,
  .page-products .chapter {
    padding-inline: 32px;
  }

  .page-products .chapter + .chapter::before {
    left: 32px;
    right: 32px;
  }

  .page-products .breadcrumbs {
    padding-inline: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .p-node,
  .page-products .p-path-step,
  .page-products .p-table tbody tr,
  .page-products .p-tabs .tab {
    transition: none;
  }

  .page-products .p-node:hover,
  .page-products .p-path-step:hover {
    transform: none;
  }
}