.page-products {
  --prod-gap: clamp(22px, 3.4vw, 48px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-block: clamp(40px, 6vw, 76px) clamp(52px, 8vw, 104px);
  background-color: var(--indigo-900);
  color: var(--on-deep);
}

.page-products .prod-hero .crumbs {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-products .prod-hero__grid {
  display: grid;
  gap: var(--prod-gap);
  align-items: end;
}

.page-products .prod-hero__copy .display {
  color: var(--paper-lift);
  margin-block: 14px 20px;
}

.page-products .prod-hero__copy .lede {
  color: var(--on-deep);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .prod-hero__figure {
  margin: 0;
}

.page-products .prod-hero__figure .figure__cap {
  color: var(--on-deep-dim);
}

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

@media (min-width: 920px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(40px, 5vw, 80px);
  }
}

/* ---------- 摘要板与分段切换 ---------- */
.page-products .prod-board {
  padding-block: clamp(56px, 8vw, 104px);
}

.page-products .prod-board__head {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-products .prod-seg {
  margin-top: 0;
}

.page-products .prod-seg .segmented__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 0;
  border-bottom: 1px solid var(--stone);
}

.page-products .prod-seg__tab {
  flex: 1 1 190px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 15px 16px 17px;
  background: var(--paper-lift);
  border: 1px solid var(--stone);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  text-align: left;
  cursor: pointer;
  transition: transform .28s var(--ease), background .28s var(--ease), border-color .28s var(--ease);
}

.page-products .prod-seg__tab:hover {
  background: var(--gold-soft);
}

.page-products .prod-seg__tab[aria-selected="true"] {
  transform: translateY(-6px);
  background: var(--gold-soft);
  border-color: var(--gold);
}

.page-products .prod-seg__num {
  font-family: var(--font-num);
  font-size: 14px;
  line-height: 1;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .prod-seg__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .prod-seg .segmented__panels {
  padding-top: clamp(28px, 4vw, 48px);
}

.page-products .segmented__panel + .segmented__panel {
  margin-top: clamp(32px, 4.5vw, 60px);
}

/* ---------- 三栏研究板 ---------- */
.page-products .prod-cols {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-cols__col {
  min-width: 0;
}

.page-products .prod-cols__col p {
  margin: 0;
  line-height: 1.85;
}

.page-products .prod-cols__title {
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--stone);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-products .prod-cols__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-products .prod-cols__col ul li {
  position: relative;
  padding-left: 20px;
  line-height: 1.75;
}

.page-products .prod-cols__col ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 9px;
  height: 1px;
  background: var(--gold);
}

@media (min-width: 880px) {
  .page-products .prod-cols {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr) minmax(0, .9fr);
  }
  .page-products .prod-cols--duo {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

/* ---------- 六步清单 ---------- */
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-steps__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--stone);
  line-height: 1.7;
}

.page-products .prod-steps__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .prod-steps__num {
  font-family: var(--font-num);
  font-size: 19px;
  line-height: 1;
  color: var(--gold);
}

/* ---------- 四环节流程 ---------- */
.page-products .prod-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .prod-flow__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas: "num name" ". text";
  column-gap: 10px;
  row-gap: 3px;
  padding: 12px 14px;
  border: 1px solid var(--stone);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background: var(--paper-lift);
}

.page-products .prod-flow__num {
  grid-area: num;
  font-family: var(--font-num);
  font-size: 15px;
  line-height: 1.4;
  color: var(--gold);
}

.page-products .prod-flow__name {
  grid-area: name;
  font-weight: 600;
  color: var(--indigo-800);
}

.page-products .prod-flow__text {
  grid-area: text;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 面板配图 ---------- */
.page-products .prod-panel-figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

/* ---------- 能力矩阵 ---------- */
.page-products .prod-matrix-wrap {
  margin-top: clamp(28px, 4vw, 46px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-matrix {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-products .prod-matrix__cap {
  caption-side: top;
  text-align: left;
  padding-bottom: 14px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .prod-matrix th {
  text-align: left;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--muted);
  padding: 12px 16px;
  border-bottom: 1px solid var(--stone);
  white-space: nowrap;
}

.page-products .prod-matrix td {
  padding: 16px;
  border-bottom: 1px solid var(--hair);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .prod-matrix tbody th[scope="row"] {
  padding: 16px;
  border-bottom: 1px solid var(--hair);
  vertical-align: top;
  font-size: calc(var(--fs-body) * 1);
  font-weight: 600;
  color: var(--indigo-800);
  white-space: nowrap;
  letter-spacing: 0;
}

.page-products .prod-matrix tbody tr {
  transition: background .3s var(--ease);
}

.page-products .prod-matrix tbody tr:hover {
  background: rgba(224, 169, 78, .1);
}

.page-products .prod-matrix tbody tr:hover th[scope="row"] {
  box-shadow: inset 3px 0 0 var(--gold);
}

/* ---------- 检索条 ---------- */
.page-products .prod-search {
  padding-block: clamp(44px, 6vw, 84px);
}

.page-products .prod-search__inner {
  display: grid;
  gap: 24px;
  padding: clamp(24px, 3.6vw, 46px);
  border: 1px solid var(--stone);
  border-radius: var(--radius);
  background: var(--paper-lift);
  box-shadow: var(--shadow-paper);
}

.page-products .prod-search__inner .lede {
  margin: 0;
}

@media (min-width: 820px) {
  .page-products .prod-search__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 44px;
  }
}

/* ---------- 场景对照 ---------- */
.page-products .prod-scene {
  padding-block: clamp(56px, 8vw, 108px);
}

.page-products .prod-scene__grid {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-scene__list {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
}

.page-products .prod-scene__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--stone);
}

.page-products .prod-scene__row:last-child {
  border-bottom: 1px solid var(--stone);
}

.page-products .prod-scene__key {
  font-weight: 600;
  color: var(--indigo-800);
  line-height: 1.6;
}

.page-products .prod-scene__val {
  color: var(--ink);
  line-height: 1.75;
}

.page-products .prod-scene__note {
  margin-top: clamp(20px, 3vw, 32px);
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

.page-products .prod-scene__note a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 4px;
}

.page-products .prod-scene__figure {
  margin: 0;
}

@media (min-width: 700px) {
  .page-products .prod-scene__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-products .prod-scene__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(36px, 5vw, 76px);
  }
  .page-products .prod-scene__figure {
    margin-top: 8px;
  }
}

/* ---------- 结尾行动 ---------- */
.page-products .prod-cta {
  padding-block: clamp(52px, 7vw, 96px);
}

.page-products .prod-cta__grid {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-cta__grid .lede {
  margin: 16px 0 0;
}

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

@media (min-width: 820px) {
  .page-products .prod-cta__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(36px, 5vw, 72px);
  }
  .page-products .prod-cta__links {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 520px) {
  .page-products .prod-seg__tab {
    flex: 1 1 100%;
    border-bottom: none;
    border-radius: var(--radius) var(--radius) 0 0;
  }
  .page-products .prod-seg__tab[aria-selected="true"] {
    transform: none;
  }
  .page-products .prod-flow__item {
    grid-template-columns: 30px minmax(0, 1fr);
    padding: 11px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-seg__tab,
  .page-products .prod-matrix tbody tr {
    transition: none;
  }
  .page-products .prod-seg__tab[aria-selected="true"] {
    transform: none;
  }
}