.page-products {
  --rail-w: 224px;
  --sec-pad: clamp(34px, 5vw, 62px);
}

/* ---------- 面包屑与首屏框景 ---------- */
.page-products .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .hero-frame {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(200, 162, 83, 0.07) 0%, rgba(11, 11, 13, 0) 62%),
    var(--ink-2);
  padding: clamp(30px, 5.5vw, 68px) clamp(20px, 4.5vw, 58px) clamp(26px, 4vw, 46px);
  margin-bottom: clamp(38px, 6vw, 76px);
  overflow: hidden;
}

.page-products .hero-frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 7px;
  background-image: repeating-linear-gradient(90deg, var(--gold) 0 1px, transparent 1px 13px);
  opacity: 0.6;
}

.page-products .hero-frame::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 30px;
  height: 30px;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
}

.page-products .hero-frame__title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(28px, 5.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 20px;
  max-width: 900px;
}

.page-products .hero-frame__lead {
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.78;
  color: var(--cool);
  max-width: 62ch;
  margin: 0 0 28px;
}

.page-products .hero-frame__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-products .hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.page-products .hero-facts__item {
  background: var(--ink-2);
  padding: 14px 16px;
}

.page-products .hero-facts dt {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cool);
  margin-bottom: 6px;
}

.page-products .hero-facts dd {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--gold-light);
}

/* ---------- 控制台布局 ---------- */
.page-products .console {
  display: block;
}

.page-products .rail {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .rail__label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin: 0 0 12px;
  text-transform: uppercase;
}

.page-products .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.page-products .rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid transparent;
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  transition: border-color var(--fast) var(--ease), color var(--fast) var(--ease), transform var(--fast) var(--ease);
}

.page-products .rail__code {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-products .rail__link:hover,
.page-products .rail__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateX(2px);
}

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

.page-products .rail__note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--cool);
}

/* ---------- 区块骨架 ---------- */
.page-products .sec {
  padding-top: var(--sec-pad);
  padding-bottom: var(--sec-pad);
  border-top: 1px solid var(--line);
}

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

.page-products .sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-products .sec__num {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
  flex: none;
}

.page-products .sec__title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 31px);
  line-height: 1.28;
  letter-spacing: -0.005em;
  color: var(--paper);
  margin: 0;
}

.page-products .sec__lead {
  font-size: 16px;
  line-height: 1.78;
  color: var(--cool);
  max-width: 68ch;
  margin: 0 0 26px;
}

.page-products .sec__foot {
  margin: 20px 0 0;
  font-size: 15px;
  color: var(--cool);
}

/* ---------- 四条路径 ---------- */
.page-products .flow {
  border-top: 1px solid var(--line);
}

.page-products .flow__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--fast) var(--ease), padding-left var(--fast) var(--ease);
}

.page-products .flow__row:hover {
  background: rgba(200, 162, 83, 0.05);
}

.page-products .flow__code {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .flow__name {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--paper);
  margin: 0;
}

.page-products .flow__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--cool);
}

.page-products .callout {
  margin-top: 26px;
}

/* ---------- 分栏 ---------- */
.page-products .split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .split__side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ---------- 分类树 ---------- */
.page-products .tree {
  border: 1px solid var(--line);
}

.page-products .tree-node {
  border-bottom: 1px solid var(--line);
}

.page-products .tree-node:last-child {
  border-bottom: 0;
}

.page-products .tree-node summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--paper);
  list-style: none;
  transition: background-color var(--fast) var(--ease), color var(--fast) var(--ease);
}

.page-products .tree-node summary::-webkit-details-marker {
  display: none;
}

.page-products .tree-node summary::before {
  content: "+";
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--gold);
  flex: none;
  width: 14px;
  text-align: center;
}

.page-products .tree-node[open] > summary::before {
  content: "−";
  color: var(--cyan);
}

.page-products .tree-node summary:hover {
  background: rgba(46, 230, 214, 0.06);
}

.page-products .tree-node summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .tree-node[open] > summary {
  color: var(--gold-light);
  background: rgba(200, 162, 83, 0.06);
}

.page-products .tree-code {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--gold);
  flex: none;
}

.page-products .tree-count {
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--cool);
  font-weight: 400;
}

.page-products .tree-list {
  list-style: none;
  margin: 0;
  padding: 0 16px 16px 42px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tree-list li {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--cool);
  border: 1px solid var(--line);
  padding: 5px 10px;
  transition: border-color var(--fast) var(--ease), color var(--fast) var(--ease);
}

.page-products .tree-list li:hover {
  border-color: var(--gold);
  color: var(--gold-light);
}

/* ---------- 找法说明 ---------- */
.page-products .findbox {
  border-left: 2px solid var(--gold);
  padding: 4px 0 4px 16px;
}

.page-products .findbox__label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-products .findbox__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--cool);
}

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

/* ---------- 图片 ---------- */
.page-products .shot {
  margin: 0;
}

.page-products .shot .figure__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---------- 订阅面板 ---------- */
.page-products .panel__lead {
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper);
  max-width: 68ch;
}

.page-products .table-caption {
  text-align: left;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cool);
  padding-bottom: 10px;
}

.page-products .panel__foot {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--cool);
}

.page-products .panel__link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .panel__figure {
  margin-top: 26px;
}

/* ---------- 正文片段 ---------- */
.page-products .sub {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 18px;
  color: var(--gold-light);
  margin: 0 0 8px;
}

.page-products .prose p {
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--cool);
}

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

.page-products .check-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--cool);
}

.page-products .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-products .prose__more {
  margin-top: 24px !important;
}

.page-products .link-more {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-size: 15px;
  transition: color var(--fast) var(--ease);
}

.page-products .link-more:hover,
.page-products .link-more:focus-visible {
  color: var(--gold-light);
}

.page-products .link-more:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 活动日历规则 ---------- */
.page-products .cal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(242, 240, 234, 0.16);
  border: 1px solid rgba(242, 240, 234, 0.16);
  margin-bottom: 26px;
}

.page-products .cal-item {
  background: var(--violet);
  padding: 20px 18px;
}

.page-products .cal-item__code {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold-light);
}

.page-products .cal-item__name {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 17px;
  color: var(--paper);
  margin: 8px 0 8px;
}

.page-products .cal-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--cool);
}

/* ---------- 三端 ---------- */
.page-products .cols3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .dev {
  background: var(--ink-2);
  padding: 22px 18px 24px;
  transition: background-color var(--fast) var(--ease);
}

.page-products .dev:hover {
  background: #171a1f;
}

.page-products .dev__tag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--gold);
  padding: 3px 9px;
  margin: 0 0 14px;
}

.page-products .dev__name {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 18px;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-products .dev__list {
  margin: 0;
  padding-left: 17px;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--cool);
}

.page-products .devices-shot {
  margin-top: 26px;
}

/* ---------- 版本 ---------- */
.page-products .version-shot {
  max-width: 340px;
  margin-bottom: 26px;
}

.page-products .data-table--mono tbody th {
  font-family: var(--f-mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-products .ver-tag {
  display: inline-block;
  margin-left: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--cyan);
  padding: 1px 6px;
}

/* ---------- 收尾 ---------- */
.page-products .closing {
  border-top: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(200, 162, 83, 0.08) 0%, rgba(46, 230, 214, 0.05) 100%);
  padding: clamp(34px, 5vw, 58px) clamp(20px, 4vw, 46px);
  margin-top: clamp(34px, 5vw, 62px);
}

.page-products .closing__title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.3;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-products .closing__lead {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--cool);
  max-width: 60ch;
}

.page-products .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-products .hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .cal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .split {
    grid-template-columns: minmax(0, 1.35fr) minmax(240px, 0.65fr);
  }

  .page-products .split--flip {
    grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr);
  }

  .page-products .cols3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .flow__row {
    grid-template-columns: 52px 168px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-products .flow__row:hover {
    padding-left: 8px;
  }
}

@media (min-width: 980px) {
  .page-products .console {
    display: grid;
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 60px);
    align-items: start;
  }

  .page-products .rail {
    position: sticky;
    top: 96px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    margin-bottom: 0;
    padding: 18px 0;
  }

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

  .page-products .rail__link {
    width: 100%;
    padding: 8px 10px;
  }

  .page-products .canvas {
    min-width: 0;
  }

  .page-products .cal-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .rail__link,
  .page-products .flow__row,
  .page-products .tree-node summary,
  .page-products .dev,
  .page-products .link-more {
    transition: none;
  }

  .page-products .rail__link:hover,
  .page-products .rail__link:focus-visible {
    transform: none;
  }

  .page-products .flow__row:hover {
    padding-left: 0;
  }
}