.page-products {
  --exp-pad: 20px;
  --exp-radius: 14px;
  --exp-glow: radial-gradient(circle at 72% 28%, rgba(201, 162, 39, .26), rgba(201, 162, 39, 0) 68%);
}

/* ---------- 首屏 ---------- */
.page-products .exp-hero {
  position: relative;
  padding-top: 4px;
}
.page-products .exp-hero::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -8%;
  width: 260px;
  height: 260px;
  background: var(--exp-glow);
  pointer-events: none;
  z-index: 0;
}
.page-products .exp-hero > .shell {
  position: relative;
  z-index: 1;
}
.page-products .exp-hero__kicker {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-products .exp-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.24;
  color: var(--cream);
  max-width: 22ch;
}
.page-products .exp-hero__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .exp-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
  padding: 18px var(--exp-pad);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(20, 31, 61, .9), rgba(11, 15, 26, .72));
}
.page-products .exp-hero__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-products .exp-hero__stats .stat__value {
  font-size: 24px;
  color: var(--gold-light);
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  align-self: flex-start;
}
.page-products .exp-hero__stats .stat__label {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 服务四类 ---------- */
.page-products .exp-scope__grid {
  align-items: start;
}
.page-products .exp-quad {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .exp-quad__cell {
  position: relative;
  padding: var(--exp-pad);
  border-radius: var(--exp-radius);
  overflow: hidden;
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}
.page-products .exp-quad__cell::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0));
}
.page-products .exp-quad__cell:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}
.page-products .exp-quad__num {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
  margin-bottom: 8px;
}
.page-products .exp-quad__for {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gold-light);
}
.page-products .exp-quad__cell .card__text {
  margin-top: 8px;
}
.page-products .exp-quad__cell .card__meta {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  color: var(--mist);
}
.page-products .exp-scope__figure {
  margin-top: 24px;
}
.page-products .exp-scope__figure .media__frame {
  border-radius: var(--radius-lg);
}

/* ---------- 索引演示 ---------- */
.page-products .exp-search__panel {
  padding: var(--exp-pad);
  border-radius: var(--radius-lg);
  display: grid;
  gap: 18px;
}
.page-products .exp-search__panel-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-products .exp-dim {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.page-products .exp-dim:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.page-products .exp-dim__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold-light);
}
.page-products .exp-dim__text {
  margin: 8px 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 44ch;
}
.page-products .exp-dim .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-products .exp-dim .tag {
  font-size: 13px;
}
.page-products .exp-search__figure {
  margin-top: 24px;
}
.page-products .exp-search__figure .media__frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-gold);
}
.page-products .exp-ssteps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.page-products .exp-sstep {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border-left: 2px solid var(--line-gold);
  background: linear-gradient(90deg, rgba(34, 48, 92, .55), rgba(34, 48, 92, 0));
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.page-products .exp-sstep__num {
  font-size: 13px;
  color: var(--gold);
  flex: none;
}
.page-products .exp-sstep__label {
  font-size: 15px;
  color: var(--cream);
}

/* ---------- 功能模块 ---------- */
.page-products .exp-modules__banner {
  margin-bottom: 28px;
}
.page-products .exp-modules__banner .media__frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}
.page-products .exp-modules {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .exp-module {
  padding: var(--exp-pad);
  border-radius: var(--exp-radius);
  transition: border-color .28s var(--ease), transform .28s var(--ease);
}
.page-products .exp-module:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.page-products .exp-module__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 600;
  color: var(--cream);
}
.page-products .exp-module__summary::-webkit-details-marker {
  display: none;
}
.page-products .exp-module__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--gold);
  transition: transform .24s var(--ease);
}
.page-products .exp-module[open] .exp-module__summary::after {
  content: "–";
}
.page-products .exp-module .card__index {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}
.page-products .exp-module .card__text {
  margin-top: 12px;
}
.page-products .exp-module .card__meta {
  margin-top: 10px;
  font-size: 13px;
  color: var(--gold-light);
}

/* ---------- 使用流程 ---------- */
.page-products .exp-flow__figure {
  margin-bottom: 22px;
}
.page-products .exp-flow__figure .media__frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-gold);
}
.page-products .exp-flow__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}
.page-products .exp-flow__jump .tag {
  text-decoration: none;
  font-size: 13px;
}
.page-products .exp-flow__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-products .exp-flow__step {
  position: relative;
  z-index: 1;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(20, 31, 61, .82), rgba(11, 15, 26, .5));
  scroll-margin-top: 120px;
}
.page-products .exp-flow__num {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink);
  background: linear-gradient(120deg, var(--gold-light), var(--gold));
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}
.page-products .exp-flow__title {
  margin: 12px 0 0;
  font-size: 18px;
  line-height: 1.5;
  color: var(--cream);
  font-family: var(--font-sans);
}
.page-products .exp-flow__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 使用场景 ---------- */
.page-products .exp-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .exp-scene {
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  border-left: 3px solid var(--indigo-2);
  background: rgba(20, 31, 61, .38);
  transition: border-left-color .28s var(--ease), background .28s var(--ease);
}
.page-products .exp-scene:hover {
  border-left-color: var(--cyan);
  background: rgba(34, 48, 92, .5);
}
.page-products .exp-scene__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-products .exp-scene__title {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.5;
  color: var(--cream);
  font-family: var(--font-sans);
}
.page-products .exp-scene__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .exp-scene__path {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gold-light);
}

/* ---------- 版本对照 ---------- */
.page-products .exp-versions__figure {
  margin-bottom: 24px;
}
.page-products .exp-versions__figure .media__frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}
.page-products .exp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  -webkit-overflow-scrolling: touch;
}
.page-products .exp-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}
.page-products .exp-table caption {
  caption-side: top;
}
.page-products .exp-table th,
.page-products .exp-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.page-products .exp-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
  background: rgba(34, 48, 92, .55);
  white-space: nowrap;
}
.page-products .exp-table tbody th {
  font-weight: 600;
  color: var(--cream);
  white-space: nowrap;
  background: rgba(11, 15, 26, .32);
}
.page-products .exp-table td {
  color: var(--mist);
  line-height: 1.7;
}
.page-products .exp-table tbody tr:hover td,
.page-products .exp-table tbody tr:hover th {
  background: rgba(201, 162, 39, .10);
  color: var(--cream);
}
.page-products .exp-table tbody tr:last-child th,
.page-products .exp-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .exp-changed {
  position: relative;
  color: var(--gold-light);
  padding-left: 12px;
}
.page-products .exp-changed::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--amber);
}

/* ---------- 下一步 ---------- */
.page-products .exp-next__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .exp-next__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}
.page-products .exp-next__card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}
.page-products .exp-next__card .card__index {
  font-size: 14px;
  color: var(--cyan);
}
.page-products .exp-next__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--cream);
}
.page-products .exp-next__card .card__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .exp-next__card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products {
    --exp-pad: 24px;
  }
  .page-products .exp-hero__title {
    font-size: 38px;
  }
  .page-products .exp-hero__lede {
    font-size: 17px;
  }
  .page-products .exp-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    padding: 22px 26px;
  }
  .page-products .exp-quad {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .exp-ssteps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .page-products .exp-modules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .exp-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .page-products .exp-next__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .exp-hero__title {
    font-size: 46px;
    max-width: 24ch;
  }
  .page-products .exp-scope__grid {
    align-items: start;
  }
  .page-products .exp-quad__cell:nth-child(2),
  .page-products .exp-quad__cell:nth-child(4) {
    transform: translateY(26px);
  }
  .page-products .exp-quad__cell:nth-child(2):hover,
  .page-products .exp-quad__cell:nth-child(4):hover {
    transform: translateY(24px);
  }
  .page-products .exp-scope .grid {
    align-items: start;
  }
  .page-products .exp-scope__figure,
  .page-products .exp-search__figure {
    margin-top: 0;
  }
  .page-products .exp-search__grid {
    align-items: start;
  }
  .page-products .exp-ssteps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .exp-modules {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
  .page-products .exp-module:nth-child(2) {
    margin-top: 28px;
  }
  .page-products .exp-module:nth-child(3) {
    margin-top: 56px;
  }
  .page-products .exp-module:nth-child(5) {
    margin-top: 28px;
  }
  .page-products .exp-module:nth-child(6) {
    margin-top: 56px;
  }
  .page-products .exp-flow__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
  .page-products .exp-flow__steps::before {
    content: "";
    position: absolute;
    top: 74px;
    left: 5%;
    right: 5%;
    height: 1px;
    background: linear-gradient(90deg, rgba(63, 197, 214, .55), rgba(201, 162, 39, .65));
  }
  .page-products .exp-flow__steps {
    position: relative;
  }
  .page-products .exp-flow__step {
    padding-bottom: 26px;
  }
  .page-products .exp-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .exp-next__cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-products .exp-hero__title {
    font-size: 54px;
  }
  .page-products .exp-hero__stats .stat__value {
    font-size: 28px;
  }
  .page-products .exp-modules {
    gap: var(--gap);
  }
  .page-products .exp-flow__steps {
    gap: var(--gap);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .exp-quad__cell,
  .page-products .exp-module,
  .page-products .exp-flow__step,
  .page-products .exp-scene,
  .page-products .exp-next__card {
    transition: none;
  }
  .page-products .exp-quad__cell:nth-child(2),
  .page-products .exp-quad__cell:nth-child(4) {
    transform: none;
  }
}