/* ===== 体验中心 / page-products ===== */
.page-products {
  --ex-hair: rgba(201, 154, 60, .26);
  --ex-line: rgba(241, 235, 221, .12);
  --ex-panel: rgba(19, 30, 58, .58);
  --ex-panel-2: rgba(12, 14, 19, .55);
  background: var(--c-noir);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

.page-products ul,
.page-products ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products p { margin: 0; }

/* ---------- 首屏 ---------- */
.page-products .ex-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 84px) 0 clamp(30px, 5vw, 66px);
  background:
    radial-gradient(900px 460px at 86% -12%, rgba(30, 124, 108, .30), transparent 64%),
    radial-gradient(720px 420px at 2% 8%, rgba(142, 30, 39, .26), transparent 68%),
    var(--c-noir);
}

.page-products .ex-hero__band {
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--c-crimson) 0 20%,
    var(--c-gold) 20% 40%,
    var(--c-turquoise) 40% 60%,
    var(--c-indigo) 60% 80%,
    var(--c-clay) 80% 100%);
  opacity: .92;
}

.page-products .ex-hero__inner {
  width: min(var(--shell), 100% - var(--gutter) * 2);
  margin-inline: auto;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

.page-products .ex-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ink-faint);
  margin-bottom: 14px;
}

.page-products .ex-crumb a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .24s var(--ease), border-color .24s var(--ease);
}

.page-products .ex-crumb a:hover {
  color: var(--c-bright);
  border-bottom-color: var(--c-bright);
}

.page-products .ex-crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(241, 235, 221, .28);
}

.page-products .ex-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--c-gold);
  margin: 0;
}

.page-products .ex-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.75rem, 5.2vw, 3.25rem);
  line-height: 1.2;
  letter-spacing: -.012em;
  margin: 12px 0 0;
}

.page-products .ex-hero__lead {
  margin-top: 18px;
  max-width: 54ch;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.9;
}

.page-products .ex-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .ex-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-hero__stat dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-faint);
}

.page-products .ex-hero__stat dd {
  margin: 5px 0 0;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-gold);
  letter-spacing: .02em;
}

.page-products .ex-hero__art {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--ex-hair);
  background: var(--c-indigo);
}

.page-products .ex-hero__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12, 14, 19, 0) 42%, rgba(12, 14, 19, .62));
  pointer-events: none;
}

.page-products .ex-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 布局与目录 ---------- */
.page-products .ex-layout {
  width: min(var(--shell), 100% - var(--gutter) * 2);
  margin-inline: auto;
  padding-block: clamp(24px, 4vw, 52px);
  display: grid;
  gap: 8px;
}

.page-products .ex-index {
  padding-bottom: 8px;
}

.page-products .ex-index__head {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--ink-faint);
  margin: 0 0 10px;
}

.page-products .ex-index__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-products .index-link {
  display: block;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--ink-faint);
  text-decoration: none;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease);
}

.page-products .index-link:hover {
  color: var(--ink);
  border-color: var(--ex-hair);
}

.page-products .index-link[aria-current] {
  color: var(--c-bright);
  border-color: rgba(73, 183, 158, .42);
  background: rgba(73, 183, 158, .08);
}

/* ---------- 章节骨架 ---------- */
.page-products .ex-sec {
  padding-block: clamp(30px, 5vw, 58px);
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-main > .ex-sec:first-child {
  border-top: none;
  padding-top: clamp(18px, 3vw, 30px);
}

.page-products .ex-sec__head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .ex-sec__num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--c-gold);
  margin: 0 0 8px;
}

.page-products .ex-sec__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.4vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  margin: 0;
}

.page-products .ex-sec__lead {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.9;
}

.page-products .ex-sub {
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: .01em;
  margin: 0 0 10px;
}

.page-products .ex-note {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 2px solid var(--c-gold);
  font-size: 14px;
  color: var(--ink-faint);
  line-height: 1.8;
}

/* ---------- 五类内容 ---------- */
.page-products .ex-map {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-products .ex-map__item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  height: 100%;
  padding: 19px 20px 18px;
  border-radius: var(--r-md);
  background: var(--ex-panel);
  border: 1px solid var(--ex-line);
  border-left: 3px solid var(--c-turquoise);
  text-decoration: none;
  color: inherit;
  transition: transform .28s var(--ease), border-color .28s var(--ease), background-color .28s var(--ease);
}

.page-products .ex-map__cell:nth-child(2) .ex-map__item { border-left-color: var(--c-crimson); }
.page-products .ex-map__cell:nth-child(3) .ex-map__item { border-left-color: var(--c-gold); }
.page-products .ex-map__cell:nth-child(4) .ex-map__item { border-left-color: var(--c-clay); }
.page-products .ex-map__cell:nth-child(5) .ex-map__item { border-left-color: var(--c-moss); }

.page-products .ex-map__item:hover {
  transform: translateY(-3px);
  border-color: var(--ex-hair);
  background: rgba(19, 30, 58, .78);
}

.page-products .ex-map__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--ink-faint);
}

.page-products .ex-map__name {
  font-size: 1.06rem;
  font-weight: 800;
}

.page-products .ex-map__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 注册横向卷轴 ---------- */
.page-products .ex-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  -webkit-overflow-scrolling: touch;
}

.page-products .ex-step {
  flex: 0 0 min(272px, 76vw);
  scroll-snap-align: start;
  padding: 20px 20px 22px;
  border-radius: var(--r-md);
  background: linear-gradient(170deg, rgba(19, 30, 58, .86), var(--ex-panel-2));
  border: 1px solid var(--ex-line);
  border-top: 3px solid var(--c-turquoise);
}

.page-products .ex-step:nth-child(2) { border-top-color: var(--c-gold); }
.page-products .ex-step:nth-child(3) { border-top-color: var(--c-crimson); }
.page-products .ex-step:nth-child(4) { border-top-color: var(--c-clay); }

.page-products .ex-step__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-gold);
  margin: 0 0 10px;
}

.page-products .ex-step__name {
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0 0 8px;
}

.page-products .ex-step__text {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 分栏（桌面端登录 / 适配环境） ---------- */
.page-products .ex-split {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  grid-template-columns: 1fr;
}

.page-products .ex-split__art {
  margin: 0;
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--ex-hair);
  background: var(--c-indigo);
}

.page-products .ex-split__art img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .ex-split__cap {
  display: block;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--ink-faint);
  background: rgba(12, 14, 19, .72);
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-split__body {
  min-width: 0;
}

.page-products .ex-split__text {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

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

.page-products .ex-list {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-products .ex-list li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  background: rgba(19, 30, 58, .42);
  border-left: 2px solid rgba(30, 124, 108, .8);
}

.page-products .ex-list__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--c-bright);
}

.page-products .ex-list__v {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 对照表 ---------- */
.page-products .ex-figure {
  margin: 0 0 20px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--ex-line);
  background: var(--c-indigo);
}

.page-products .ex-figure--warm {
  border-color: rgba(178, 101, 63, .42);
  background: #17203a;
}

.page-products .ex-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .ex-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ex-line);
  border-radius: var(--r-md);
  background: rgba(19, 30, 58, .5);
  -webkit-overflow-scrolling: touch;
}

.page-products .ex-table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-products .ex-table__cap {
  caption-side: top;
  text-align: left;
  padding: 14px 16px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--ink-faint);
}

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

.page-products .ex-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-gold);
  background: rgba(19, 30, 58, .92);
  white-space: nowrap;
}

.page-products .ex-table tbody tr {
  transition: background-color .24s var(--ease);
}

.page-products .ex-table tbody tr:hover {
  background: rgba(30, 124, 108, .12);
}

.page-products .ex-table tbody tr.is-current {
  background: rgba(142, 30, 39, .16);
  box-shadow: inset 3px 0 0 var(--c-crimson);
}

.page-products .ex-table__ver {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-cream);
  white-space: nowrap;
}

.page-products .ex-table td {
  color: var(--ink-soft);
}

/* ---------- 旧版索引 ---------- */
.page-products .ex-arch {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

.page-products .ex-arch__item {
  padding: 15px 16px 13px;
  border-radius: var(--r-sm);
  background: linear-gradient(165deg, rgba(19, 30, 58, .82), rgba(12, 14, 19, .58));
  border: 1px solid var(--ex-line);
  transition: border-color .28s var(--ease), background-color .28s var(--ease), transform .28s var(--ease);
}

.page-products .ex-arch__item:hover,
.page-products .ex-arch__item:focus-within {
  border-color: rgba(178, 101, 63, .55);
  transform: translateY(-2px);
  background: rgba(23, 32, 58, .92);
}

.page-products .ex-arch__ver {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--c-clay);
  letter-spacing: .06em;
  margin: 0 0 6px;
}

.page-products .ex-arch__item:first-child .ex-arch__ver {
  color: var(--c-bright);
}

.page-products .ex-arch__sum {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-products .ex-arch__more {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-faint);
  transition: max-height .32s var(--ease), opacity .32s var(--ease), margin-top .32s var(--ease);
  margin-top: 0;
}

.page-products .ex-arch__item:hover .ex-arch__more,
.page-products .ex-arch__item:focus-within .ex-arch__more {
  max-height: 120px;
  opacity: 1;
  margin-top: 8px;
}

/* ---------- 服务路径技能树 ---------- */
.page-products .ex-tree {
  position: relative;
  display: grid;
  gap: 10px;
  padding-left: 22px;
}

.page-products .ex-tree::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-gold), var(--c-turquoise) 45%, var(--c-clay));
  opacity: .68;
}

.page-products .ex-node {
  position: relative;
  border-radius: var(--r-sm);
  border: 1px solid var(--ex-line);
  background: var(--ex-panel);
  overflow: hidden;
  transition: border-color .28s var(--ease);
}

.page-products .ex-node::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-turquoise);
  box-shadow: 0 0 0 3px rgba(30, 124, 108, .2);
}

.page-products .ex-node[open] {
  border-color: var(--ex-hair);
}

.page-products .ex-node[open]::before {
  background: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(201, 154, 60, .22);
}

.page-products .ex-node > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  font-size: 1rem;
  font-weight: 700;
  transition: color .24s var(--ease);
}

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

.page-products .ex-node > summary:hover {
  color: var(--c-bright);
}

.page-products .ex-node > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--c-gold);
  transition: transform .28s var(--ease);
}

.page-products .ex-node[open] > summary::after {
  transform: rotate(45deg);
}

.page-products .ex-node__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--ink-faint);
}

.page-products .ex-node__body {
  padding: 0 18px 16px 46px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 结尾延伸 ---------- */
.page-products .ex-next {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-products .ex-next__link {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--ex-line);
  background: linear-gradient(150deg, rgba(19, 30, 58, .7), rgba(12, 14, 19, .5));
  text-decoration: none;
  color: inherit;
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-products .ex-next__link:hover {
  transform: translateY(-3px);
  border-color: var(--ex-hair);
}

.page-products .ex-next__name {
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--c-gold);
}

.page-products .ex-next__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

@media (min-width: 960px) {
  .page-products .ex-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }
  .page-products .ex-split {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }
  .page-products .ex-split--reverse {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
  .page-products .ex-split--reverse .ex-split__art {
    order: 2;
  }
  .page-products .ex-split--reverse .ex-split__body {
    order: 1;
  }
}

@media (min-width: 1060px) {
  .page-products .ex-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(28px, 3vw, 52px);
    align-items: start;
  }
  .page-products .ex-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
    padding-bottom: 0;
  }
  .page-products .ex-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .index-link {
    white-space: normal;
    border-radius: var(--r-xs);
    padding: 8px 10px;
    font-size: 12.5px;
  }
  .page-products .ex-map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .ex-arch {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .ex-next {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1320px) {
  .page-products .ex-arch {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .ex-node__body {
    padding-left: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ex-map__item,
  .page-products .ex-arch__item,
  .page-products .ex-next__link,
  .page-products .ex-node > summary::after,
  .page-products .index-link {
    transition: none;
  }
  .page-products .ex-map__item:hover,
  .page-products .ex-arch__item:hover,
  .page-products .ex-next__link:hover {
    transform: none;
  }
}