.page-products{
  --prod-ink-soft: rgba(26, 26, 26, 0.72);
  --prod-blue-soft: rgba(30, 58, 138, 0.08);
  --prod-blue-ring: rgba(30, 58, 138, 0.28);
  --prod-orange-soft: rgba(255, 107, 53, 0.14);
  --prod-orange-glow: rgba(255, 176, 132, 0.32);
  --prod-card-shadow: 0 20px 44px -30px rgba(15, 23, 42, 0.4);
  --prod-bg-grad: linear-gradient(135deg, #F0F4F8 0%, #e2edf7 55%, #d9e7f5 100%);
}

/* 面包屑 */
.page-products .ub-breadcrumb{
  margin: 18px 0 0;
}

/* Hero */
.page-products .products-hero{
  padding: clamp(28px, 5vw, 64px) 0 clamp(24px, 4vw, 48px);
  background-image:
    linear-gradient(rgba(30, 58, 138, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 138, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  border-bottom: 1px solid var(--ub-gray);
}

.page-products .products-hero__kicker{
  font-family: var(--ub-tfont);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ub-orange);
  margin: 0 0 14px;
}

.page-products .products-hero .ub-h1{
  margin: 0 0 18px;
  max-width: 12em;
  color: var(--ub-ink);
  letter-spacing: -0.02em;
}

.page-products .products-hero__lead{
  font-family: var(--ub-bfont);
  font-size: 17px;
  line-height: 1.75;
  color: var(--prod-ink-soft);
  max-width: 44em;
  margin: 0 0 24px;
}

.page-products .products-hero__tags{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 01 服务概览 */
.page-products .products-overview{
  background: var(--prod-bg-grad);
  padding: clamp(40px, 7vw, 88px) 0;
}

.page-products .overview-grid{
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(24px, 4vw, 44px);
  align-items: stretch;
}

.page-products .overview-media{
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .overview-visual{
  position: relative;
  border-radius: var(--ub-radius-lg);
  overflow: hidden;
  box-shadow: var(--prod-card-shadow);
}

.page-products .overview-visual img{
  width: 100%;
  height: auto;
  display: block;
}

.page-products .overview-trust{
  margin: 0;
  font-family: var(--ub-tfont);
  font-size: 13px;
  font-weight: 600;
  color: var(--ub-blue);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--prod-blue-ring);
  border-radius: var(--ub-radius-pill);
  padding: 10px 18px;
  text-align: center;
  backdrop-filter: blur(8px);
}

.page-products .overview-tiles{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .overview-tile{
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--ub-white);
  border-radius: var(--ub-radius-md);
  padding: clamp(18px, 3vw, 26px);
  position: relative;
  overflow: hidden;
  box-shadow: var(--prod-card-shadow);
  transition: transform 0.4s var(--ub-ease), box-shadow 0.4s var(--ub-ease);
}

.page-products .overview-tile::before{
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--ub-blue);
  transform: scaleY(0.3);
  transform-origin: bottom;
  transition: transform 0.4s var(--ub-ease);
}

.page-products .overview-tile:hover{
  transform: translateY(-4px);
  box-shadow: 0 26px 52px -28px rgba(15, 23, 42, 0.45);
}

.page-products .overview-tile:hover::before{
  transform: scaleY(1);
}

.page-products .overview-tile--orange::before{
  background: var(--ub-orange);
}

.page-products .overview-tile--space{
  background: var(--ub-space);
}

.page-products .overview-tile--space .overview-tile__index,
.page-products .overview-tile--space h3,
.page-products .overview-tile--space p{
  color: #FFFFFF;
}

.page-products .overview-tile__index{
  font-family: var(--ub-tfont);
  font-size: 22px;
  font-weight: 800;
  color: var(--ub-blue);
  line-height: 1;
}

.page-products .overview-tile--orange .overview-tile__index{
  color: var(--ub-orange);
}

.page-products .overview-tile--space .overview-tile__index{
  color: var(--ub-orange-light);
}

.page-products .overview-tile h3{
  margin: 4px 0 0;
}

.page-products .overview-tile p{
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.7;
  color: var(--prod-ink-soft);
  margin: 0;
}

.page-products .overview-tile .ub-btn{
  margin-top: auto;
  align-self: flex-start;
}

/* 02 订阅方案 */
.page-products .products-pricing{
  padding: clamp(40px, 7vw, 88px) 0;
}

.page-products .pricing-grid{
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 4vw, 44px);
  align-items: stretch;
}

.page-products .pricing-card{
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--ub-white);
  border: 1px solid var(--ub-gray);
  border-radius: var(--ub-radius-lg);
  padding: clamp(22px, 3vw, 32px);
  box-shadow: var(--prod-card-shadow);
  position: relative;
  transition: transform 0.35s var(--ub-ease), box-shadow 0.35s var(--ub-ease), border-color 0.35s var(--ub-ease);
}

.page-products .pricing-card::before{
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 4px;
  border-radius: 0 0 4px 4px;
  background: var(--ub-blue);
}

.page-products .pricing-card--pro::before{
  background: var(--ub-orange);
}

.page-products .pricing-card--enterprise::before{
  background: var(--ub-blue-light);
}

.page-products .pricing-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 30px 60px -30px rgba(15, 23, 42, 0.5);
}

.page-products .pricing-card--basic:hover{
  border-color: var(--ub-orange);
}

.page-products .pricing-card--pro{
  background: linear-gradient(155deg, var(--ub-blue) 0%, #2c4ba0 60%, #1a2c63 100%);
  border-color: transparent;
  color: #FFFFFF;
}

.page-products .pricing-card--pro:hover{
  box-shadow: 0 34px 64px -30px rgba(30, 58, 138, 0.65);
}

.page-products .pricing-card--enterprise{
  background: var(--ub-space);
  border-color: transparent;
  color: #FFFFFF;
}

.page-products .pricing-card--enterprise:hover{
  border-color: var(--ub-blue-light);
}

.page-products .pricing-card__head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .pricing-card__head .ub-h3{
  margin: 0;
}

.page-products .pricing-card__meta{
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.6;
  color: rgba(26, 26, 26, 0.68);
  margin: -6px 0 2px;
}

.page-products .pricing-card--pro .pricing-card__meta,
.page-products .pricing-card--enterprise .pricing-card__meta{
  color: rgba(255, 255, 255, 0.72);
}

.page-products .pricing-card__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pricing-card__list li{
  position: relative;
  padding-left: 22px;
  font-family: var(--ub-tfont);
  font-size: 15px;
  line-height: 1.6;
}

.page-products .pricing-card__list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ub-orange);
}

.page-products .pricing-card--enterprise .pricing-card__list li::before{
  background: var(--ub-orange-light);
}

.page-products .pricing-card .ub-btn{
  margin-top: auto;
  align-self: flex-start;
}

.page-products .pricing-card--enterprise .ub-btn{
  background: #FFFFFF;
  color: var(--ub-blue);
  border-color: #FFFFFF;
}

.page-products .pricing-card--enterprise .ub-btn:hover{
  background: var(--ub-paper-bright);
  border-color: var(--ub-paper-bright);
}

.page-products .pricing-figure{
  margin: clamp(24px, 4vw, 40px) 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: center;
  background: var(--ub-white);
  border-radius: var(--ub-radius-lg);
  padding: clamp(16px, 3vw, 24px);
  box-shadow: var(--prod-card-shadow);
}

.page-products .pricing-figure img{
  width: 100%;
  max-width: 500px;
  border-radius: var(--ub-radius-md);
  display: block;
  height: auto;
  margin: 0 auto;
}

.page-products .pricing-figure figcaption{
  display: grid;
  gap: 8px;
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.7;
  color: var(--prod-ink-soft);
}

.page-products .pricing-figure figcaption strong{
  font-family: var(--ub-tfont);
  font-size: 17px;
  color: var(--ub-ink);
}

/* 03 资源下载 */
.page-products .products-resources{
  background: var(--ub-white);
  padding: clamp(40px, 7vw, 88px) 0;
}

.page-products .resources-layout{
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-products .resources-content{
  display: grid;
  gap: 26px;
  padding-top: 22px;
}

.page-products .resource-folder{
  background: var(--ub-paper);
  border: 1px solid var(--ub-gray);
  border-radius: var(--ub-radius-lg);
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 32px);
  position: relative;
  transition: transform 0.35s var(--ub-ease), box-shadow 0.35s var(--ub-ease);
}

.page-products .resource-folder:hover{
  transform: translateY(-4px);
  box-shadow: var(--prod-card-shadow);
}

.page-products .resource-folder__tab{
  position: absolute;
  top: -18px;
  left: 18px;
  font-family: var(--ub-tfont);
  font-size: 13px;
  font-weight: 700;
  color: var(--ub-blue);
  background: var(--ub-paper-bright);
  border: 1px solid var(--prod-blue-ring);
  border-radius: var(--ub-radius-sm);
  padding: 6px 12px;
  letter-spacing: 0.06em;
}

.page-products .resource-folder .ub-h3{
  margin: 4px 0 10px;
}

.page-products .resource-folder p{
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.7;
  color: var(--prod-ink-soft);
  margin: 0 0 14px;
}

.page-products .resource-folder__tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .resource-folder--offset{
  margin-left: clamp(12px, 4vw, 48px);
}

.page-products .resources-visual{
  margin: 0;
}

.page-products .resources-visual img{
  width: 100%;
  height: auto;
  border-radius: var(--ub-radius-lg);
  box-shadow: var(--prod-card-shadow);
  display: block;
}

.page-products .resources-visual figcaption{
  margin-top: 14px;
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.7;
  color: var(--prod-ink-soft);
  background: var(--ub-paper-bright);
  border-radius: var(--ub-radius-md);
  padding: 14px 18px;
}

/* 04 版本对照 */
.page-products .products-version{
  padding: clamp(40px, 7vw, 88px) 0;
}

.page-products .version-table-wrap{
  background-color: var(--ub-space);
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  border-radius: var(--ub-radius-lg);
  padding: clamp(14px, 3vw, 30px);
  overflow-x: auto;
  box-shadow: 0 30px 60px -30px rgba(15, 23, 42, 0.6);
  margin-top: clamp(24px, 4vw, 44px);
}

.page-products .version-table{
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  color: #FFFFFF;
  font-family: var(--ub-tfont);
}

.page-products .version-table th,
.page-products .version-table td{
  padding: 16px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  line-height: 1.6;
}

.page-products .version-table thead th{
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.62);
  border-bottom-color: rgba(255, 255, 255, 0.25);
}

.page-products .version-table thead th:last-child{
  color: var(--ub-orange-light);
}

.page-products .version-table tbody th{
  font-weight: 700;
  color: #FFFFFF;
  width: 22%;
}

.page-products .version-table tbody td{
  color: rgba(255, 255, 255, 0.78);
}

.page-products .version-table tbody td:last-child{
  color: var(--ub-orange-light);
  font-weight: 600;
}

.page-products .version-table tbody td:last-child::before{
  content: "+ ";
  font-weight: 700;
}

.page-products .version-table tbody tr{
  transition: background 0.3s var(--ub-ease);
}

.page-products .version-table tbody tr:hover{
  background: rgba(59, 130, 246, 0.14);
}

.page-products .version-table tbody tr:hover td:last-child{
  color: #FFFFFF;
}

.page-products .version-table tbody th{
  position: relative;
}

.page-products .version-table tbody tr:hover th::before{
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--ub-orange);
  border-radius: 0 3px 3px 0;
}

.page-products .version-note{
  display: grid;
  gap: 22px;
  margin-top: clamp(20px, 3vw, 32px);
  align-items: center;
}

.page-products .version-note img{
  width: 100%;
  height: auto;
  border-radius: var(--ub-radius-lg);
  box-shadow: var(--prod-card-shadow);
  display: block;
}

.page-products .version-copy{
  font-family: var(--ub-bfont);
  font-size: 16px;
  line-height: 1.8;
  color: var(--prod-ink-soft);
}

.page-products .version-copy p{
  margin: 0 0 14px;
}

.page-products .version-copy a{
  color: var(--ub-blue);
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* 相关链接 */
.page-products .products-related{
  background: var(--ub-paper-bright);
  padding: clamp(36px, 6vw, 72px) 0;
}

.page-products .related-inner{
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-products .related-inner img{
  width: 100%;
  height: auto;
  border-radius: var(--ub-radius-lg);
  box-shadow: var(--prod-card-shadow);
  display: block;
}

.page-products .related-links{
  display: grid;
  gap: 14px;
  justify-items: start;
}

.page-products .related-links .ub-h2{
  margin: 0 0 6px;
}

.page-products .related-links > p{
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.7;
  color: var(--prod-ink-soft);
  margin: 0 0 4px;
  max-width: 38em;
}

.page-products .related-links__btns{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

/* 响应式布局 */
@media (min-width: 640px){
  .page-products .pricing-grid{
    grid-template-columns: 1fr 1.35fr 1fr;
    align-items: stretch;
  }

  .page-products .resource-folder--offset{
    margin-left: clamp(20px, 5vw, 64px);
  }

  .page-products .pricing-figure{
    grid-template-columns: auto 1fr;
  }

  .page-products .pricing-figure img{
    margin: 0;
  }
}

@media (min-width: 760px){
  .page-products .related-inner{
    grid-template-columns: 0.9fr 1.1fr;
  }
}

@media (min-width: 900px){
  .page-products .resources-layout{
    grid-template-columns: 1.1fr 0.9fr;
  }

  .page-products .version-note{
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px){
  .page-products .overview-grid{
    grid-template-columns: 1.35fr 1fr;
  }

  .page-products .overview-tiles{
    gap: 16px;
  }
}