/* ============================================================
   DemoPharm 结构克隆演示站 · 全站样式
   设计基调：浅色主题 / 品牌蓝 #0e5aa7 / 强调橙 #ff6a00 / 价格红 #e23
   ============================================================ */
:root {
  --blue: #0e5aa7;
  --blue-d: #0a4684;
  --blue-l: #e8f1fb;
  --orange: #ff6a00;
  --red: #e23a3a;
  --green: #1fa868;
  --ink: #222;
  --ink-2: #555;
  --ink-3: #888;
  --line: #e6e9ef;
  --bg: #f5f7fa;
  --card: #ffffff;
  --radius: 8px;
  --shadow: 0 2px 12px rgba(20, 40, 80, .08);
}

/* ---------- 骨架化合物库 ---------- */
.skeleton-library { background: #f6f8fb; }
.library-hub {
  display: grid; grid-template-columns: 230px minmax(0, 1fr); margin-top: 28px; margin-bottom: 26px;
  overflow: hidden; border: 1px solid #dce4ed; background: #fff;
}
.library-hub-side { padding-bottom: 12px; border-right: 1px solid #dce4ed; background: #f4f7fa; }
.library-hub-label { min-height: 58px; padding: 18px 20px; color: #173a67; border-bottom: 1px solid #dce4ed; font-size: 18px; font-weight: 700; }
.library-hub-side a {
  display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 50px;
  padding: 0 18px; color: #495d72; border-left: 3px solid transparent; font-size: 13.5px;
}
.library-hub-side a b { color: #99a7b5; font-size: 19px; font-weight: 400; }
.library-hub-side a:hover, .library-hub-side a.active { color: var(--blue); background: #fff; border-left-color: var(--orange); }
.library-hub-side a.active { font-weight: 700; }
.library-hub-main { min-width: 0; padding: 30px 34px 24px; }
.library-hub-compact { display: block; border-bottom: 0; }
.library-hub-compact .library-hub-side { display: grid; grid-template-columns: 120px repeat(6, minmax(0, 1fr)); border-right: 1px solid #dbe4ee; }
.library-hub-compact .library-hub-label, .library-hub-compact .library-hub-side a { min-height: 58px; padding: 0 16px; border-right: 1px solid #e1e8ef; border-bottom: 0; }
.library-hub-compact .library-hub-side a:last-child { border-right: 0; }
.library-hub-compact .library-hub-side a.active { box-shadow: inset 0 -3px 0 #ff6a00; }
.library-hub-head { display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.library-hub-head > div > span { color: var(--orange); font: 700 10px/1.4 Arial, sans-serif; letter-spacing: .08rem; }
.library-hub-head h1 { margin-top: 3px; color: #173a67; font-size: 26px; line-height: 1.3; }
.library-hub-head > a, .library-hub-actions a, .library-hub-all { color: var(--blue); font-size: 13px; font-weight: 700; white-space: nowrap; }
.library-hub-head a b, .library-hub-all b { margin-left: 5px; font-size: 16px; font-weight: 400; }
.library-hub-actions { display: flex; align-items: center; gap: 18px; }
.library-hub-actions .library-guide-link { display: inline-flex; min-height: 32px; align-items: center; padding: 0 13px; border: 1px solid #b9cce1; color: #365b82; background: #fff; }
.library-hub-actions .library-guide-link:hover { color: #fff; border-color: var(--blue); background: var(--blue); }
.library-hub-desc { max-width: 680px; margin-top: 7px; color: #64768a; font-size: 13.5px; line-height: 1.75; }
.library-hub-stats { display: flex; max-width: 540px; margin-top: 18px; border-top: 1px solid #e3e9f0; border-bottom: 1px solid #e3e9f0; }
.library-hub-stats div { flex: 1; padding: 11px 18px 10px 0; }
.library-hub-stats div + div { padding-left: 18px; border-left: 1px solid #e3e9f0; }
.library-hub-stats dt { color: #0e5aa7; font-size: 20px; font-weight: 700; line-height: 1.2; }
.library-hub-stats dd { margin-top: 4px; color: #8794a3; font-size: 11px; }
.library-hub-group { margin-top: 22px; }
.library-hub-group h2 { margin-bottom: 10px; color: #263d57; font-size: 14px; }
.library-hub-links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.library-hub-links a { min-width: 64px; color: #51657b; font-size: 13px; line-height: 2; }
.library-hub-links a b { margin-left: 8px; color: #a1adba; font-size: 17px; font-weight: 400; }
.library-hub-links a:hover { color: var(--blue); }
.library-hub-links-primary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid #e3e9f0; border-left: 1px solid #e3e9f0; }
.library-hub-links-primary a { display: flex; align-items: center; justify-content: space-between; min-height: 48px; padding: 0 14px; border-right: 1px solid #e3e9f0; border-bottom: 1px solid #e3e9f0; }
.library-hub-links-primary a:hover { background: #f5f9fd; }
.library-hub-series { display: grid; grid-template-columns: 86px minmax(0, 1fr); align-items: start; gap: 16px; }
.library-hub-series h2 { margin-top: 3px; }
.library-hub-all { display: inline-flex; align-items: center; min-height: 40px; margin-top: 16px; }
@media (max-width: 760px) {
  .skeleton-section-nav { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .skeleton-section-nav a { border-bottom: 1px solid #e2e8ef; }
  .library-hub { grid-template-columns: 1fr; margin-top: 16px; }
  .library-hub-side { display: flex; overflow-x: auto; padding: 0; border-right: 0; border-bottom: 1px solid #dce4ed; scrollbar-width: none; }
  .library-hub-side::-webkit-scrollbar { display: none; }
  .library-hub-label { display: none; }
  .library-hub-side a { flex: 0 0 auto; min-height: 46px; padding: 0 14px; border-left: 0; border-bottom: 3px solid transparent; white-space: nowrap; }
  .library-hub-side a b { display: none; }
  .library-hub-side a:hover, .library-hub-side a.active { border-left-color: transparent; border-bottom-color: var(--orange); }
  .library-hub-main { padding: 22px 18px 18px; }
  .library-hub-head { align-items: end; }
  .library-hub-head h1 { font-size: 22px; }
  .library-hub-actions { align-items: flex-end; gap: 10px; }
  .library-hub-stats { max-width: none; }
  .library-hub-stats div { padding-right: 10px; }
  .library-hub-stats div + div { padding-left: 10px; }
  .library-hub-stats dt { font-size: 17px; }
  .library-hub-links-primary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .library-hub-series { grid-template-columns: 1fr; gap: 2px; }
}
.skeleton-intro { border-bottom: 1px solid #dce5ef; background: #fff; }
.skeleton-intro-in { display: grid; grid-template-columns: minmax(0, 1fr) 420px; align-items: center; gap: 64px; min-height: 230px; padding-top: 38px; padding-bottom: 38px; }
.skeleton-kicker { margin-bottom: 10px; color: #ff6a00; font-size: 12px; font-weight: 700; letter-spacing: 0; }
.skeleton-intro h1 { color: #0b4f96; font-size: 34px; letter-spacing: 0; }
.skeleton-intro h1 + p { max-width: 760px; margin-top: 14px; color: #52677d; font-size: 16px; line-height: 1.9; }
.skeleton-stats { display: grid; grid-template-columns: repeat(3, 1fr); border-left: 1px solid #dce5ef; }
.skeleton-stats div { padding: 12px 18px; text-align: center; }
.skeleton-stats dt { color: #0e5aa7; font-size: 24px; font-weight: 700; }
.skeleton-stats dd { margin-top: 5px; color: #77879a; font-size: 12px; }
.skeleton-workspace { padding-top: 28px; padding-bottom: 44px; }
.skeleton-guide-intro { border-top: 1px solid #dce5ef; border-bottom: 1px solid #dce5ef; background: #fff; }
.skeleton-guide-intro-in { padding-top: 34px; padding-bottom: 36px; }
.skeleton-guide-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; padding-bottom: 14px; border-bottom: 2px solid #e4ebf2; }
.skeleton-guide-heading span { color: #f36a21; font: 700 10px/1.4 Arial, sans-serif; }
.skeleton-guide-heading h2 { color: #173a67; font-size: 23px; line-height: 1.35; }
.skeleton-guide-copy { max-width: 1120px; padding-top: 18px; color: #4f657b; font-size: 14px; line-height: 1.9; }
.skeleton-guide-copy p + p { margin-top: 9px; }
.skeleton-guide-scope { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-top: 20px; border-top: 1px solid #dbe4ed; border-left: 1px solid #dbe4ed; list-style: none; }
.skeleton-guide-scope li { min-height: 126px; padding: 17px 18px; border-right: 1px solid #dbe4ed; border-bottom: 1px solid #dbe4ed; background: #f8fafc; }
.skeleton-guide-scope b, .skeleton-guide-scope span { display: block; }
.skeleton-guide-scope b { color: #0e5aa7; font-size: 15px; }
.skeleton-guide-scope span { margin-top: 8px; color: #5d7084; font-size: 12.5px; line-height: 1.75; }
.skeleton-guide-closing { margin-top: 18px; padding-left: 14px; border-left: 3px solid #ff6a00; color: #314f70; font-size: 14px; font-weight: 600; line-height: 1.85; }
.skeleton-guide-page { min-height: 65vh; padding-bottom: 54px; background: #f5f8fb; }
.skeleton-guide-hero { padding: 42px 0 38px; border-bottom: 1px solid #d7e1ec; background: #fff; }
.skeleton-guide-hero span { color: #f36a21; font: 700 10px/1.4 Arial, sans-serif; }
.skeleton-guide-hero h1 { margin-top: 5px; color: #173a67; font-size: 32px; }
.skeleton-guide-hero p { max-width: 760px; margin-top: 10px; color: #5c7085; font-size: 15px; line-height: 1.85; }
.skeleton-guide-hero a { display: inline-flex; min-height: 40px; align-items: center; margin-top: 18px; padding: 0 18px; color: #fff; background: var(--blue); font-weight: 700; }
.skeleton-guide-hero a:hover { color: #fff; background: var(--blue-d); }
.skeleton-guide-hero a b { margin-left: 8px; }
.skeleton-guide-steps { padding-top: 28px; }
.skeleton-guide-step { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 22px; margin-bottom: 16px; padding: 24px 26px; border: 1px solid #d8e2ec; background: #fff; }
.skeleton-guide-step-no { color: #f36a21; font: 700 24px/1 Arial, sans-serif; }
.skeleton-guide-step > div > span { color: #8695a5; font-size: 11px; }
.skeleton-guide-step h2 { margin-top: 2px; color: #173a67; font-size: 20px; }
.skeleton-guide-step p { margin-top: 7px; color: #5b6f83; line-height: 1.8; }
.skeleton-guide-step > div > a { display: inline-flex; margin-top: 12px; color: var(--blue); font-weight: 700; }
.skeleton-guide-methods { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 17px; border-top: 1px solid #dce5ee; border-left: 1px solid #dce5ee; }
.skeleton-guide-methods > div { min-height: 110px; padding: 15px 16px; border-right: 1px solid #dce5ee; border-bottom: 1px solid #dce5ee; background: #f8fafc; }
.skeleton-guide-methods b, .skeleton-guide-filter-modes b { color: #0e5aa7; }
.skeleton-guide-methods p { font-size: 12px; }
.skeleton-guide-filter-modes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.skeleton-guide-filter-modes section { padding: 17px 18px; border-left: 3px solid #ff6a00; background: #f7f9fc; }
.skeleton-guide-filter-modes p { font-size: 13px; }
.skeleton-guide-actions { display: flex; gap: 12px; margin-top: 15px; }
.skeleton-guide-actions a { display: inline-flex; min-height: 38px; align-items: center; padding: 0 16px; border: 1px solid var(--blue); color: var(--blue); font-weight: 700; }
.skeleton-guide-actions a:first-child { color: #fff; background: var(--blue); }
.skeleton-section-nav { position: sticky; top: 0; z-index: 8; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 18px; border: 1px solid #dbe4ee; background: rgba(255,255,255,.97); box-shadow: 0 4px 14px rgba(24,58,93,.06); }
.skeleton-section-nav a { display: flex; min-height: 52px; align-items: center; justify-content: center; gap: 10px; color: #334e6b; border-right: 1px solid #e2e8ef; font-size: 13px; font-weight: 700; }
.skeleton-section-nav a:last-child { border-right: 0; }
.skeleton-section-nav a:hover { color: var(--blue); background: #f3f8fd; }
.skeleton-section-nav span { color: #f36a21; font: 700 10px/1 Arial, sans-serif; }
.skeleton-searchbar { display: grid; grid-template-columns: 260px minmax(0, 1fr); align-items: center; gap: 34px; padding: 22px 26px; border: 1px solid #dbe4ee; background: #fff; }
.skeleton-searchbar label { color: #163b67; font-size: 17px; font-weight: 700; }
.skeleton-searchbar p { margin-top: 5px; color: #8491a1; font-size: 12px; }
.skeleton-searchbar form { display: flex; height: 44px; }
.skeleton-searchbar input { flex: 1; min-width: 0; border: 1px solid #b9cbe0; border-right: 0; border-radius: 3px 0 0 3px; padding: 0 14px; font-size: 14px; outline: 0; }
.skeleton-searchbar input:focus { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); }
.skeleton-searchbar button { width: 126px; border-radius: 0 3px 3px 0; color: #fff; background: var(--blue); font-weight: 700; }
.skeleton-searchbar button:hover { background: var(--blue-d); }
.skeleton-families { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 18px; border-top: 1px solid #dbe4ee; border-left: 1px solid #dbe4ee; }
.skeleton-family { display: flex; align-items: center; gap: 14px; min-height: 105px; padding: 16px; border-right: 1px solid #dbe4ee; border-bottom: 1px solid #dbe4ee; border-radius: 0; background: #fff; text-align: left; }
.skeleton-family:hover, .skeleton-family.on { position: relative; color: var(--blue); background: #eef7fd; box-shadow: inset 0 3px 0 var(--blue); }
.skeleton-family > span:last-child { min-width: 0; }
.skeleton-family b, .skeleton-family em, .skeleton-family small { display: block; letter-spacing: 0; }
.skeleton-family b { color: #163b67; font-size: 15px; }
.skeleton-family em { margin-top: 3px; color: #63778d; font-size: 11px; font-style: normal; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.skeleton-family small { margin-top: 7px; color: #8a96a4; font-size: 11px; }
.skeleton-ring { position: relative; flex: 0 0 48px; width: 48px; height: 48px; border: 2px solid #4b8ac5; transform: rotate(30deg); }
.skeleton-ring::before, .skeleton-ring::after, .skeleton-ring i { content: ''; position: absolute; background: #4b8ac5; }
.skeleton-ring::before { width: 12px; height: 2px; left: 4px; top: 8px; }
.skeleton-ring::after { width: 12px; height: 2px; right: 4px; bottom: 8px; }
.skeleton-ring i { width: 2px; height: 12px; right: 7px; top: 16px; }
.skeleton-result-head { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 28px; margin-top: 28px; padding: 16px 18px; border: 1px solid #dbe4ee; background: #fff; }
.skeleton-result-head span { color: #8491a1; font-size: 11px; }
.skeleton-result-head h1, .skeleton-result-head h2 { margin-top: 2px; color: #163b67; font-size: 20px; }
.skeleton-result-head p { color: #65778b; font-size: 13px; }
.skeleton-result-head p b { color: #ed3a32; }
.skeleton-custom { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 0 18px; color: #fff; background: #ff6a00; font-size: 13px; font-weight: 700; }
.skeleton-custom:hover { color: #fff; background: #e95f00; }
.skeleton-products { margin-top: 14px; }
.skeleton-products-section { scroll-margin-top: 64px; }
.skeleton-product-tools { display: flex; min-height: 54px; align-items: center; gap: 22px; padding: 8px 14px; border: 1px solid #dbe4ee; border-top: 0; background: #f8fafc; color: #52677d; font-size: 12px; }
.skeleton-inline-search { display: flex; flex: 1 1 360px; max-width: 480px; height: 36px; margin-right: auto; }
.skeleton-inline-search input { min-width: 0; flex: 1; padding: 0 12px; border: 1px solid #b9cbe0; border-right: 0; border-radius: 3px 0 0 3px; color: #314a64; background: #fff; outline: 0; }
.skeleton-inline-search input:focus { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); }
.skeleton-product-tools .skeleton-inline-search button { min-width: 70px; padding: 0 14px; border: 1px solid var(--blue); border-radius: 0 3px 3px 0; color: #fff; background: var(--blue); font-weight: 700; }
.skeleton-product-tools .skeleton-inline-search button:hover { color: #fff; border-color: var(--blue-d); background: var(--blue-d); }
.skeleton-product-tools label { display: flex; align-items: center; gap: 8px; }
.skeleton-product-tools select { min-width: 92px; height: 34px; padding: 0 28px 0 10px; border: 1px solid #cdd8e4; border-radius: 3px; color: #40566e; background: #fff; }
.skeleton-product-tools input { width: 16px; height: 16px; accent-color: var(--blue); }
.skeleton-product-tools button { min-height: 34px; padding: 0 14px; border: 1px solid #cdd8e4; border-radius: 3px; color: #456078; background: #fff; }
.skeleton-product-tools button:hover { color: var(--blue); border-color: var(--blue); }
.skeleton-results-page { min-height: 65vh; background: #f5f8fb; }
.skeleton-results-shell { padding-top: 22px; padding-bottom: 52px; }
.skeleton-results-back { display: inline-flex; align-items: center; min-height: 34px; color: #52677d; font-size: 13px; }
.skeleton-results-back:hover { color: var(--blue); }
.skeleton-results-page .skeleton-result-head { margin-top: 10px; }
.skeleton-results-page .skeleton-products { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.skeleton-results-page .pager { align-items: center; flex-wrap: wrap; }
.skeleton-results-page .pager span { display: inline-flex; align-items: center; padding: 0 5px; color: #788899; font-size: 12px; }
.scaffold-filter-panel { margin-top: 16px; border: 1px solid #d5e0eb; background: #fff; }
.scaffold-filter-title { display: flex; min-height: 58px; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 16px; border-bottom: 1px solid #dce5ee; }
.scaffold-filter-title span { color: #8695a5; font-size: 11px; }
.scaffold-filter-title h2 { margin-top: 1px; color: #173a67; font-size: 17px; }
.scaffold-filter-title > button, .scaffold-core-more { min-height: 32px; padding: 0 14px; border: 1px solid #c7d6e5; color: #315b84; background: #fff; }
.scaffold-filter-title > button:hover, .scaffold-core-more:hover { border-color: var(--blue); color: var(--blue); }
.scaffold-core-row { display: grid; grid-template-columns: 92px minmax(0, 1fr) 62px; align-items: stretch; border-bottom: 1px solid #dce5ee; }
.scaffold-core-row > b { display: flex; align-items: center; padding: 12px 16px; color: #284968; background: #f3f7fa; font-size: 12px; }
.scaffold-core-list { display: grid; grid-template-columns: repeat(9, minmax(90px, 1fr)); min-width: 0; overflow-x: auto; }
.scaffold-core-list button { min-width: 90px; padding: 7px 5px 6px; border-right: 1px solid #e4eaf0; color: #386892; background: #fff; }
.scaffold-core-list button:hover, .scaffold-core-list button.on { background: #eef7fd; box-shadow: inset 0 3px 0 #ff6a00; }
.scaffold-core-list span { display: grid; height: 76px; place-items: center; overflow: hidden; }
.scaffold-core-list svg, .scaffold-core-list img { width: 82px; height: 72px; object-fit: contain; }
.scaffold-core-list b { display: block; margin-top: 2px; color: #52677d; font: 600 10px/1.3 Arial, sans-serif; }
.scaffold-core-more { align-self: center; justify-self: center; padding: 0 10px; }
.scaffold-r-filter { display: grid; grid-template-columns: 190px minmax(0, 1fr); min-height: 250px; }
.scaffold-active-core { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 18px; border-right: 1px solid #dce5ee; background: #f8fafc; }
.scaffold-active-core > span { display: grid; width: 150px; height: 150px; place-items: center; }
.scaffold-active-core svg, .scaffold-active-core img { width: 145px; height: 145px; object-fit: contain; }
.scaffold-active-core > b { color: #173a67; font: 700 12px/1.4 Arial, sans-serif; }
.scaffold-active-core > p { min-height: 18px; margin-top: 8px; color: #60758a; font-size: 11px; text-align: center; }
.scaffold-r-controls { min-width: 0; padding: 14px 16px 18px; }
.scaffold-element-tabs { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; overflow: visible; padding-bottom: 2px; }
.scaffold-element-tabs .scaffold-clear { min-width: 82px; height: 34px; margin-left: auto; padding: 0 12px; color: #c95629; border: 1px solid #e5b39d; background: #fff; white-space: nowrap; }
.scaffold-element-tabs .scaffold-clear:hover { color: #fff; border-color: #d55a27; background: #d55a27; }
/* 元素筛选下拉(官网样式) */
.ele-dd { position: relative; flex: 0 0 auto; }
.ele-dd-btn { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-width: 96px; height: 34px; padding: 0 10px; border: 1px solid #ccd9e5; color: #145da5; background: #f8fafc; white-space: nowrap; }
.ele-dd-btn em { font-style: normal; font-size: 13px; }
.ele-dd-btn i { color: #8ba0b4; font-style: normal; font-size: 10px; }
.ele-dd:not(.disable) .ele-dd-btn:hover, .ele-dd.open .ele-dd-btn, .ele-dd.on .ele-dd-btn { color: #fff; border-color: var(--blue); background: var(--blue); }
.ele-dd.on .ele-dd-btn i, .ele-dd.open .ele-dd-btn i { color: rgba(255, 255, 255, 0.85); }
.ele-dd.disable .ele-dd-btn { color: #a9b8c6; cursor: not-allowed; background: #f1f4f8; }
.ele-dd-menu { position: absolute; top: 36px; left: 0; z-index: 30; display: none; min-width: 100%; max-height: 260px; padding: 4px 0; overflow-y: auto; border: 1px solid #d8e2ec; background: #fff; box-shadow: 0 8px 20px rgba(23, 58, 103, 0.14); }
.ele-dd.open .ele-dd-menu { display: block; }
.ele-dd-menu li { position: relative; padding: 7px 16px; color: #41586e; font-size: 12px; white-space: nowrap; cursor: pointer; }
.ele-dd-menu li:hover { color: #d55a27; background: #fff7f1; }
.ele-dd-menu li.ele-empty { color: #a9b8c6; cursor: default; }
.ele-dd-menu li.ele-empty:hover { color: #a9b8c6; background: none; }
.ele-dd-menu li.has-sub > i { font-style: normal; }
.ele-dd-menu li.has-sub > i::after { content: ' ▸'; color: #8ba0b4; font-size: 10px; }
.ele-dd-menu li.has-sub ol { position: absolute; top: -5px; left: 100%; z-index: 31; display: none; min-width: 96px; padding: 4px 0; border: 1px solid #d8e2ec; background: #fff; box-shadow: 0 8px 20px rgba(23, 58, 103, 0.14); }
.ele-dd-menu li.has-sub:hover ol { display: block; }
.ele-empty-tip { grid-column: 1/-1; padding: 16px 0; color: #8ba0b4; font-size: 12px; text-align: center; }
.scaffold-group-options .radical-text { font: 700 14px/1.4 Consolas, monospace; }
.scaffold-group-options button.on { border-color: #ff6a00; background: #fff7f1; box-shadow: inset 0 0 0 1px #ff6a00; }
.scaffold-position-row { display: grid; grid-template-columns: repeat(4, minmax(120px, 1fr)); gap: 8px; margin-top: 14px; }
.scaffold-position-row button { position: relative; display: grid; grid-template-columns: auto 1fr; align-items: center; min-height: 58px; padding: 8px 28px 8px 11px; border: 1px solid #d8e2ec; color: #6a7d90; background: #fff; text-align: left; }
.scaffold-position-row button.on { border-color: #ff6a00; box-shadow: inset 0 0 0 1px #ff6a00; }
.scaffold-position-row b { color: var(--blue); font-size: 12px; }
.scaffold-position-row span { color: #52677d; font-size: 12px; }
.scaffold-position-row i { position: absolute; top: 3px; right: 7px; color: #f06a2b; font-style: normal; }
.scaffold-group-options { display: grid; grid-template-columns: repeat(8, minmax(82px, 1fr)); gap: 8px; margin-top: 12px; }
.scaffold-group-options button { min-height: 74px; padding: 9px 6px; border: 1px solid #e0e7ee; color: #145da5; background: #f8fafc; }
.scaffold-group-options button:hover { border-color: #ff6a00; background: #fff7f1; }
.scaffold-group-options span, .scaffold-group-options small { display: block; }
.scaffold-group-options span { font: 700 13px/1.4 Consolas, monospace; }
.scaffold-group-options span img { width: 100%; height: 42px; object-fit: contain; }
.scaffold-group-options small { margin-top: 5px; color: #73869a; font-size: 10px; }
#scaffoldDistribution, #scaffoldCatalog { scroll-margin-top: 64px; }
.skeleton-service { border-top: 1px solid #dbe4ee; background: #fff; }
.skeleton-service-in { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding-top: 26px; padding-bottom: 26px; }
.skeleton-service-in div { padding: 4px 28px; border-right: 1px solid #dbe4ee; }
.skeleton-service-in div:last-child { border-right: 0; }
.skeleton-service-in b, .skeleton-service-in span { display: block; }
.skeleton-service-in b { color: #163b67; font-size: 15px; }
.skeleton-service-in span { margin-top: 5px; color: #788899; font-size: 12px; line-height: 1.7; }
@media (max-width: 900px) {
  .skeleton-intro-in { grid-template-columns: 1fr; gap: 24px; }
  .skeleton-stats { border-left: 0; border-top: 1px solid #dce5ef; }
  .skeleton-families { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .skeleton-guide-scope { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .skeleton-guide-methods { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .skeleton-intro-in { min-height: 0; padding-top: 28px; padding-bottom: 28px; }
  .library-hub-compact { overflow-x: auto; }
  .library-hub-compact .library-hub-side { grid-template-columns: 86px repeat(6, 148px); min-width: 974px; }
  .library-hub-compact .library-hub-label, .library-hub-compact .library-hub-side a { min-height: 52px; padding: 0 12px; }
  .skeleton-section-nav { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .skeleton-section-nav a { border-bottom: 1px solid #e2e8ef; }
  .skeleton-intro h1 { font-size: 27px; }
  .skeleton-guide-intro-in { padding-top: 26px; padding-bottom: 28px; }
  .skeleton-guide-heading { display: block; }
  .skeleton-guide-heading h2 { margin-top: 4px; font-size: 20px; }
  .skeleton-guide-copy { font-size: 13px; }
  .skeleton-guide-scope { grid-template-columns: 1fr; }
  .skeleton-guide-scope li { min-height: 0; padding: 14px 15px; }
  .skeleton-guide-hero { padding: 28px 0; }
  .skeleton-guide-hero h1 { font-size: 26px; }
  .skeleton-guide-step { grid-template-columns: 1fr; gap: 10px; padding: 19px 17px; }
  .skeleton-guide-methods, .skeleton-guide-filter-modes { grid-template-columns: 1fr; }
  .skeleton-guide-methods > div { min-height: 0; }
  .skeleton-guide-actions { align-items: stretch; flex-direction: column; }
  .skeleton-guide-actions a { justify-content: center; }
  .skeleton-stats dt { font-size: 19px; }
  .skeleton-searchbar { grid-template-columns: 1fr; gap: 14px; padding: 16px; }
  .skeleton-searchbar form { height: auto; flex-wrap: wrap; gap: 8px; }
  .skeleton-searchbar input, .skeleton-searchbar button { width: 100%; min-height: 44px; border: 1px solid #b9cbe0; border-radius: 3px; }
  .skeleton-families { grid-template-columns: 1fr; }
  .skeleton-result-head { grid-template-columns: 1fr; gap: 12px; }
  .skeleton-product-tools { flex-wrap: wrap; gap: 10px 14px; }
  .skeleton-inline-search { flex-basis: 100%; max-width: none; margin-right: 0; }
  .skeleton-product-tools label { flex: 1 1 130px; }
  .skeleton-product-tools select { flex: 1; }
  .skeleton-custom { width: 100%; }
  .skeleton-results-shell { padding-top: 14px; padding-bottom: 34px; }
  .skeleton-results-page .skeleton-products { grid-template-columns: 1fr; }
  .scaffold-filter-title { align-items: flex-start; }
  .scaffold-core-row { grid-template-columns: 64px minmax(0, 1fr); }
  .scaffold-core-row > b { padding: 10px; }
  .scaffold-core-more { display: none; }
  .scaffold-core-list { grid-template-columns: repeat(9, 92px); }
  .scaffold-r-filter { grid-template-columns: 1fr; }
  .scaffold-active-core { display: grid; grid-template-columns: 96px auto; justify-content: start; min-height: 110px; padding: 8px 14px; border-right: 0; border-bottom: 1px solid #dce5ee; }
  .scaffold-active-core > span { width: 92px; height: 92px; }
  .scaffold-active-core svg { width: 90px; height: 90px; }
  .scaffold-r-controls { padding: 12px; }
  .scaffold-element-tabs { padding-bottom: 4px; }
  .scaffold-element-tabs .scaffold-clear { position: sticky; right: 0; z-index: 1; margin-left: 4px; box-shadow: -8px 0 10px #fff; }
  .scaffold-position-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scaffold-group-options { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .skeleton-service-in { grid-template-columns: 1fr; }
  .skeleton-service-in div { padding: 15px 4px; border-right: 0; border-bottom: 1px solid #dbe4ee; }
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  color: var(--ink); background: var(--bg); font-size: 14px; line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--blue); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select { font-family: inherit; }
.wrap { width: 1200px; max-width: calc(100% - 24px); margin: 0 auto; }
.ico { width: 1.2em; height: 1.2em; vertical-align: -0.25em; }

/* ---------- Toast ---------- */
#toast {
  position: fixed; left: 50%; top: 16%; transform: translateX(-50%) translateY(-16px) scale(0.95);
  background: linear-gradient(135deg, #2563eb, #1d4ed8); color: #fff; padding: 12px 28px; border-radius: 999px;
  font-size: 14px; letter-spacing: .5px; white-space: nowrap; opacity: 0; pointer-events: none; transition: all .25s; z-index: 9999;
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.38);
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }

/* ---------- 顶部条 ---------- */
.topbar { background: #10243e; color: #c8d6e8; font-size: 12.5px; }
.topbar-in { display: flex; align-items: center; justify-content: space-between; height: 34px; }
.topbar .slogan { letter-spacing: 2px; color: #9fb8d8; }
.topbar-links { display: flex; gap: 18px; }
.topbar-links a { color: #c8d6e8; }
.topbar-links a:hover { color: #fff; }
.topbar-links .member-link + .member-link { position: relative; margin-left: -10px; padding-left: 10px; }
.topbar-links .member-link + .member-link::before { content: ''; position: absolute; left: 0; top: 50%; width: 1px; height: 12px; background: #58708d; transform: translateY(-50%); }
/* 登录态账号区：称呼 / 退出 之间加分隔线并留足间距，避免挤在一起 */
.top-user { display: inline-flex; align-items: center; }
.top-user-sep { flex: none; width: 1px; height: 12px; margin: 0 14px; background: #58708d; }

/* ---------- 登录 / 注册 ---------- */
.auth-page { min-height: 620px; border-top: 1px solid #dbe4ee; background: #f4f7fa; }
.auth-layout { display: grid; grid-template-columns: minmax(0, 1fr) 430px; gap: 76px; align-items: center; min-height: 620px; padding-top: 56px; padding-bottom: 56px; }
.auth-context { padding: 18px 0 18px 46px; border-left: 4px solid var(--blue); }
.auth-context > span { color: #ff6a00; font-size: 13px; font-weight: 700; }
.auth-context h1 { margin-top: 10px; color: #103d70; font-size: 34px; letter-spacing: 0; }
.auth-context > p { max-width: 570px; margin-top: 14px; color: #60758b; font-size: 16px; }
.auth-context dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 670px; margin-top: 42px; border-top: 1px solid #d5e0eb; }
.auth-context dl div { padding: 20px 24px 0 0; }
.auth-context dt { color: #0e5aa7; font-size: 15px; font-weight: 700; }
.auth-context dd { margin-top: 5px; color: #7b8998; font-size: 12px; line-height: 1.7; }
.auth-panel { padding: 30px 34px 28px; border: 1px solid #d9e2ec; background: #fff; box-shadow: 0 8px 26px rgba(30, 62, 96, .08); }
.auth-switch { display: grid; grid-template-columns: 1fr 1fr; margin: -30px -34px 26px; border-bottom: 1px solid #d9e2ec; }
.auth-switch a { display: grid; min-height: 52px; place-items: center; color: #66778a; background: #f6f8fa; font-size: 15px; font-weight: 700; }
.auth-switch a + a { border-left: 1px solid #d9e2ec; }
.auth-switch a.on { color: #0e5aa7; background: #fff; box-shadow: inset 0 3px 0 #0e5aa7; }
.auth-panel h2 { color: #173e69; font-size: 23px; letter-spacing: 0; }
.auth-panel form { margin-top: 20px; }
.auth-panel form > label:not(.auth-agreement) { display: block; margin: 14px 0 6px; color: #40556d; font-size: 13px; font-weight: 600; }
.auth-panel input[type='text'], .auth-panel input[type='password'], .auth-panel input[inputmode='numeric'] { width: 100%; height: 44px; border: 1px solid #c9d5e2; border-radius: 3px; padding: 0 12px; outline: 0; font-size: 14px; }
.auth-panel input:focus { border-color: #0e5aa7; box-shadow: 0 0 0 2px rgba(14, 90, 167, .09); }
.auth-options { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; color: #6f7d8c; font-size: 12px; }
.auth-options label, .auth-agreement { display: flex; align-items: center; gap: 6px; }
.auth-options a, .auth-agreement a, .auth-alt a { color: #0e5aa7; }
.auth-code { display: grid; grid-template-columns: minmax(0, 1fr) 118px; }
.auth-code input { border-radius: 3px 0 0 3px !important; }
.auth-code button { border: 1px solid #0e5aa7; border-radius: 0 3px 3px 0; color: #0e5aa7; background: #f2f8fe; font-size: 12px; }
.auth-code button:disabled { color: #9aa8b7; border-color: #c9d5e2; background: #f4f6f8; cursor: default; }
.auth-agreement { margin-top: 16px; color: #6f7d8c; font-size: 12px; }
.auth-submit { width: 100%; height: 46px; margin-top: 20px; border-radius: 3px; color: #fff; background: #0e5aa7; font-size: 15px; font-weight: 700; }
.auth-submit:hover { background: #0a4684; }
.auth-feedback { min-height: 22px; margin-top: 10px; font-size: 12px; line-height: 1.7; }
.auth-feedback.error { color: #cf2f2f; }
.auth-feedback.success { color: #16865a; }
.auth-alt { margin-top: 16px; padding-top: 16px; border-top: 1px solid #edf0f3; color: #778594; font-size: 13px; text-align: center; }

/* ---------- 页头 ---------- */
.header { background: #fff; border-bottom: 1px solid var(--line); }
.header-in { display: flex; align-items: center; gap: 36px; padding: 18px 0; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 46px; height: 46px; border-radius: 10px; background: linear-gradient(135deg, var(--blue), #2f86d6);
  color: #fff; font-size: 26px; font-weight: 800; display: flex; align-items: center; justify-content: center;
  font-family: Georgia, serif; box-shadow: 0 4px 10px rgba(14, 90, 167, .35);
}
.logo-text b { display: block; font-size: 22px; letter-spacing: .5px; color: var(--blue); line-height: 1.15; }
.logo-text i { display: block; font-style: normal; font-size: 11.5px; color: var(--ink-3); letter-spacing: .5px; white-space: nowrap; }
.logo-text i em { font-style: normal; color: var(--orange); font-weight: 700; }
.logo-text i .dot { color: #c2ccd8; margin: 0 1px; }

.search-box { flex: 1; max-width: 560px; }
.search-form-wrap { position: relative; }
.search-suggest { position: absolute; top: calc(100% + 3px); left: 0; right: 0; z-index: 120; max-height: 360px; overflow-y: auto; background: #fff; border: 1px solid #cbd8e5; box-shadow: 0 12px 28px rgba(19, 52, 83, .16); border-radius: 4px; }
.search-suggest[hidden] { display: none; }
.search-suggest-heading { padding: 9px 13px 5px; color: #687c8e; font-size: 12px; }
.search-suggest-item { display: block; padding: 9px 13px; border-top: 1px solid #edf1f5; color: var(--ink); text-decoration: none; }
.search-suggest-item b, .search-suggest-item small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.search-suggest-item b { font-size: 13px; font-weight: 600; }
.search-suggest-item small { margin-top: 2px; font-size: 11px; color: #6b7b8b; }
.search-suggest-item:hover, .search-suggest-item.is-active { background: #eef6fc; }
.search-suggest-item:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
.search-suggest-empty { padding: 14px; color: #6b7b8b; font-size: 12px; }
.af-active { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; padding: 8px 0 0; font-size: 12px; color: #61758a; }
.af-active[hidden] { display: none; }
.af-active span { padding: 3px 7px; border: 1px solid #cbd8e5; background: #f5f9fc; color: #174d7c; }
.search-tabs { display: flex; gap: 14px; font-size: 12.5px; color: var(--ink-3); margin-bottom: 6px; }
.search-tabs span { cursor: pointer; padding-bottom: 2px; }
.search-tabs span.active { color: var(--blue); font-weight: 600; border-bottom: 2px solid var(--blue); }
.search-form { display: flex; border: 2px solid var(--blue); border-radius: 6px; overflow: hidden; height: 40px; }
.search-input { flex: 1; border: none; outline: none; padding: 0 14px; font-size: 14px; color: var(--ink); }
.search-btn {
  background: var(--blue); color: #fff; padding: 0 26px; font-size: 15px;
  display: flex; align-items: center; gap: 6px; transition: background .2s;
}
.search-btn:hover { background: var(--blue-d); color: #fff; }
.search-hot { margin-top: 6px; font-size: 12px; color: var(--ink-3); }
.search-hot a { margin-right: 10px; color: var(--ink-2); }
.search-hot a:hover { color: var(--orange); }
.search-hot .hot-label { color: var(--ink-3); }
.search-hot .hot-empty { color: var(--ink-3); opacity: .75; }
.search-hot .hot-clear { margin-left: 2px; padding: 0; border: 0; background: none; font-family: inherit; font-size: 12px; color: var(--ink-3); text-decoration: underline; cursor: pointer; }
.search-hot .hot-clear:hover { color: var(--orange); }
.search-hot[hidden] { display: none; }

.header-side { display: flex; align-items: center; gap: 22px; margin-left: auto; padding-right: 10px; }
.hotline b { display: block; font-size: 19px; color: var(--orange); font-family: Arial; }
.hotline i { font-style: normal; font-size: 12px; color: var(--ink-3); }
.cart-btn {
  position: relative; display: flex; align-items: center; gap: 8px; padding: 9px 18px;
  border: 1px solid var(--blue); border-radius: 6px; color: var(--blue); font-size: 14px;
}
.header-side { padding-right: 10px; }
.cart-btn .ico { width: 20px; height: 20px; }
.cart-btn:hover { background: var(--blue-l); }
.cart-num {
  position: absolute; top: -8px; right: -8px; background: var(--red); color: #fff;
  min-width: 18px; height: 18px; border-radius: 9px; font-size: 11px; font-style: normal;
  display: flex; align-items: center; justify-content: center; padding: 0 4px;
}

/* ---------- 主导航（巨型下拉菜单） ---------- */
.mainnav { background: var(--blue); position: sticky; top: 0; z-index: 90; box-shadow: 0 2px 8px rgba(10, 40, 80, .18); }
.mainnav-in { position: relative; display: flex; align-items: stretch; min-width: 0; }
.nav-cats { display: flex; flex: 0 0 auto; }
.nav-cat { position: static; }
.nav-cat-link {
  display: flex; align-items: center; gap: 6px; color: #fff; font-size: 14.5px; font-weight: 600;
  padding: 0 14px; height: 46px; transition: background .15s; white-space: nowrap;
}
.nav-cat-link .ico { width: 17px; height: 17px; }
.nav-catalog .nav-cat-link { min-width: 150px; justify-content: center; padding: 0 20px; }
.nav-catalog .nav-cat-link .caret { margin-left: 2px; }
.nav-cat-link:hover, .nav-cat.open .nav-cat-link { background: var(--blue-d); }
/* 全宽下拉面板 */
.mega {
  position: absolute; left: 0; top: 46px; width: 100%;
  background: #fff; box-shadow: 0 16px 34px rgba(10, 40, 80, .22);
  border-top: 4px solid #1597d0; opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .18s ease; z-index: 95;
}
.nav-cat.open .mega, .nav-cat:focus-within .mega { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-in { display: grid; grid-template-columns: 190px minmax(0, 1fr); min-height: 378px; max-height: min(66vh, 560px); overflow: hidden; }
.mega-side { background: #0c82c5; overflow-y: auto; scrollbar-width: thin; }
.mega-side-link {
  display: flex; align-items: center; gap: 12px; width: 100%; min-height: 46px; padding: 0 16px;
  color: #eaf8ff; font-size: 14px; font-weight: 600; transition: background .15s, color .15s;
}
.mega-side-link span { min-width: 0; white-space: nowrap; }
.mega-side-link[data-key] + .mega-side-static { border-top: 1px solid rgba(255,255,255,.22); }
.mega-side-static { background: rgba(5, 104, 174, .2); }
.mega-side-link .ico { width: 26px; height: 26px; flex: 0 0 26px; color: #77d2ff; }
.mega-side-link:hover, .mega-side-link.active { color: #fff; background: #0568ae; }
.mega-side-link:hover .ico, .mega-side-link.active .ico { color: #fff; }
.mega-content { min-width: 0; overflow-y: auto; padding: 8px 12px 8px 10px; background: #fff; scrollbar-width: thin; }
.mega-row {
  display: grid; grid-template-columns: 150px minmax(0, 1fr) 46px; align-items: center;
  min-height: 40px; border-bottom: 1px dashed #d7dde4;
}
.mega-row-title { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 10px 8px 0; color: #172535; font-size: 13px; font-weight: 700; }
.mega-row-title b { color: #9ca9b6; font-size: 20px; font-weight: 400; line-height: 1; }
.mega-row-title:hover { color: var(--blue); }
.mega-row-links { display: flex; align-items: center; flex-wrap: wrap; gap: 3px 15px; min-width: 0; padding: 6px 4px 6px 0; }
.mega-row-links a { color: #778493; font-size: 12.5px; line-height: 1.6; white-space: nowrap; }
.mega-row-links a:hover { color: var(--orange); }
.mega-row-more { justify-self: end; padding: 2px 4px; border: 1px solid #d4dce5; color: #8793a0; font-size: 11.5px; line-height: 1.4; white-space: nowrap; }
.mega-row-more:hover { border-color: var(--blue); color: var(--blue); }
.nav-ai { display: flex; align-items: stretch; flex: 0 0 auto; min-width: 0; }
.nav-ai > li { display: flex; flex: 1 1 0; min-width: 0; }
.nav-ai a {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 6px; width: 100%; height: 46px; padding: 0 18px 0 10px;
  color: #fff; font-size: 13.5px; font-weight: 600; white-space: nowrap; transition: background .15s;
}
.nav-ai a:hover { color: #fff; background: #07509a; }
.nav-ai .ico { width: 16px; height: 16px; }
.nav-ai-star { color: #ffd337; font-size: 19px; line-height: 1; }
.nav-ai i {
  position: absolute; top: 5px; right: 2px; padding: 0 2px; border-radius: 1px;
  color: #073f7c; background: #ffd337; font-size: 8px; font-style: normal; font-weight: 800; line-height: 12px;
}
.nav-right { display: flex; flex: 1.35 1 590px; min-width: 0; margin-left: 0; }
.nav-right > li { position: relative; display: flex; flex: 1 1 auto; min-width: 0; }
.nav-right > li > a {
  display: flex; align-items: center; justify-content: center; width: 100%; height: 46px; padding: 0 8px; color: #dcebfa; font-size: 13.5px; white-space: nowrap;
}
.nav-right > li > a:hover { background: var(--blue-d); color: #fff; }
.nav-right i {
  font-style: normal; background: var(--red); color: #fff; font-size: 10px; border-radius: 4px;
  padding: 0 4px; margin-left: 5px; transform: skewX(-8deg);
}
.caret { border: 4px solid transparent; border-top-color: #dcebfa; margin-left: 4px; margin-top: 3px; }
.minidrop {
  position: absolute; left: 50%; transform: translateX(-50%) translateY(8px); top: 46px;
  background: #fff; min-width: 190px; border-radius: 0 0 6px 6px; box-shadow: 0 12px 26px rgba(10,40,80,.18);
  opacity: 0; visibility: hidden; transition: all .18s; padding: 6px 0; z-index: 95;
}
.has-drop:hover .minidrop { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.minidrop a { display: block; padding: 7px 16px; font-size: 13px; color: var(--ink-2); }
.minidrop a:hover { background: var(--blue-l); color: var(--blue); }
/* ---------- 面包屑 ---------- */
.crumb { background: #fff; border-bottom: 1px solid var(--line); }
.crumb-in { display: flex; align-items: center; gap: 9px; height: 44px; overflow-x: auto; font-size: 12.5px; color: var(--ink-3); white-space: nowrap; scrollbar-width: none; }
.crumb-in::-webkit-scrollbar { display: none; }
.crumb a { color: var(--ink-2); }
.crumb a:hover { color: var(--blue); }
.crumb-sep { color: #93a1b1; font-size: 14px; line-height: 1; }
.crumb-in strong { color: var(--blue); font-weight: 500; }

/* ---------- 首页：科研采购 Banner ---------- */
.banner { overflow: hidden; background: #f0f4f5; border-bottom: 1px solid #dbe4e8; }
.banner-track { display: flex; transition: transform .45s ease; }
.banner-slide { position: relative; display: flex; align-items: center; flex: 0 0 100%; min-width: 0; height: 420px; background-color: #edf2f3; background-size: cover; background-position: center; }
.banner-slide.ai1 { background-image: url(../img/banner/banner-select-20261007.webp); }
.banner-slide.ai2 { background-image: url(../img/banner/banner-quote-20261007.webp); }
.banner-slide.ai3 { background-image: url(../img/banner/banner-photo-20261007.webp); }
.banner-slide.ai4 { background-image: url(../img/banner/banner-voice-20261007.webp); }
.banner-slide.ai5 { background-image: url(../img/banner/banner-about-20261007.webp); }
.banner-image-note { position: absolute; right: 88px; bottom: 12px; padding: 2px 6px; background: rgba(255,255,255,.76); color: #50616c; font-size: 11px; }
.banner-txt { position: relative; width: min(570px, calc(100% - 48px)); margin-left: max(24px, calc((100% - 1200px) / 2)); color: #173647; }
.banner-eyebrow { display: block; margin-bottom: 17px; color: #0d7780; font-size: 14px; font-weight: 700; }
.banner-txt h1, .banner-txt h2 { margin: 0 0 16px; font-size: 42px; line-height: 1.18; font-weight: 700; letter-spacing: 0; }
.banner-txt p { max-width: 510px; margin: 0 0 28px; color: #415a68; font-size: 18px; line-height: 1.6; letter-spacing: 0; }
.banner-txt .bn-btns { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; }
.banner-txt .bn-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 47px; padding: 0 22px; border: 1px solid #0e5aa7; border-radius: 4px; background: #0e5aa7; color: #fff; font-size: 15px; font-weight: 600; text-decoration: none; transition: background .15s, border-color .15s; }
.banner-txt .bn-btn:hover { background: #094782; border-color: #094782; }
.banner-txt .bn-btn.secondary { padding: 0; border: 0; background: transparent; color: #18537b; }
.banner-txt .bn-btn.secondary:hover { color: #0c7890; }
.banner-txt .bn-btn.secondary span { margin-left: 8px; }
.banner-nav { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); height: 66px; padding: 0 max(24px, calc((100% - 1200px) / 2)); background: #fff; }
.banner-nav button { display: flex; align-items: center; justify-content: center; min-width: 0; border: 0; border-top: 3px solid transparent; border-right: 1px solid #e6ecef; background: #fff; color: #566d79; font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.banner-nav button:first-child { border-left: 1px solid #e6ecef; }
.banner-nav button:hover { background: #f5f9fa; color: #173647; }
.banner-nav button.on { border-top-color: #0d7780; background: #f5f9fa; color: #0e5aa7; }
.banner-nav button:focus-visible { position: relative; z-index: 1; outline: 2px solid #0e5aa7; outline-offset: -3px; }

/* ---------- 首页：特色服务 ---------- */
.home-sec { margin-top: 34px; }
.sec-head { text-align: center; margin-bottom: 24px; }
.sec-head h2 { font-size: 26px; color: var(--ink); letter-spacing: 2px; }
.sec-head h2 b { color: var(--blue); }
.sec-head p { color: var(--ink-3); font-size: 13.5px; margin-top: 4px; letter-spacing: 1px; }
.sec-head::after { content: ""; display: block; width: 46px; height: 3px; background: var(--orange); margin: 10px auto 0; border-radius: 2px; }
.home-showcase { width: 100%; margin-top: 0; }
.showcase-inner { padding-top: 3.5rem; padding-bottom: 3.5rem; }
.showcase-head {
  display: flex; align-items: end; justify-content: space-between; gap: 2rem;
  margin-bottom: 1.6rem; text-align: left;
}
.showcase-head::after { display: none; }
.showcase-head > div > span {
  display: block; margin-bottom: .2rem; color: var(--orange); font: 700 .68rem/1.4 Arial, sans-serif;
  letter-spacing: .09rem;
}
.showcase-head h2 { font-size: 1.75rem; line-height: 1.25; letter-spacing: 0; }
.showcase-head p { max-width: 24rem; margin: 0 0 .18rem; font-size: .86rem; letter-spacing: 0; text-align: right; }
.service-showcase { background: #fff; }
/* 特色服务：4 个 AI 能力上下两排 2×2（2026-10-06 改版，方案二：四卡全等 + 四色渐变图标） */
.service-showcase .svc-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.svc-card {
  position: relative; display: flex; align-items: flex-start; gap: 1.15rem; overflow: hidden;
  min-height: 9.75rem; padding: 1.6rem 1.75rem 2.7rem;
  background: #fff; border: 1px solid #dce7f3; border-radius: 8px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.svc-card::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  border-radius: 8px 0 0 8px; background: transparent; transition: background .2s;
}
.svc-card:hover { color: inherit; border-color: #8eb7dd; box-shadow: 0 12px 28px rgba(15, 70, 125, .12); transform: translateY(-2px); }
.svc-card:hover::after { background: var(--blue); }
.svc-card .svc-ico {
  flex: none; width: 3.5rem; height: 3.5rem; border-radius: 10px; color: #fff;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #2f7bd9, #0e5aa7);
}
.svc-card:nth-child(2) .svc-ico { background: linear-gradient(135deg, #35b0a6, #17877c); }
.svc-card:nth-child(3) .svc-ico { background: linear-gradient(135deg, #f2a03c, #e07b1f); }
.svc-card:nth-child(4) .svc-ico { background: linear-gradient(135deg, #8a7bf0, #5f4fd0); }
.svc-card .svc-ico .ico { width: 1.75rem; height: 1.75rem; }
.svc-copy { min-width: 0; }
.svc-card h3 { margin-bottom: .35rem; font-size: 1.02rem; line-height: 1.35; }
.svc-card p { color: #66778a; font-size: .8rem; line-height: 1.75; }
.svc-action { position: absolute; right: 1.75rem; bottom: 1.25rem; display: inline-flex; align-items: center; gap: .45rem; color: var(--blue); font-size: .76rem; font-weight: 700; white-space: nowrap; }
.svc-action b { font-size: 1rem; font-weight: 400; transition: transform .2s; }
.svc-card:hover .svc-action b { transform: translateX(3px); }

/* ---------- 首页：优势产品线 ---------- */
.lines-showcase { background: #eef3f8; border-top: 1px solid #e0e8f1; border-bottom: 1px solid #e0e8f1; }
.lines-grid { display: grid; grid-template-columns: 1fr; gap: 1.05rem; }
.line-card {
  display: flex; flex-direction: column; min-width: 0; overflow: hidden; color: var(--ink); text-align: left;
  background: #fff; border: 1px solid #dce5ef; border-radius: 6px; transition: border-color .2s, box-shadow .2s, transform .2s;
}
.line-card h3 { order: 2; margin: 1rem 1rem 0; font-size: .96rem; font-weight: 700; line-height: 1.35; }
.line-visual { display: block; width: 100%; aspect-ratio: 2.42 / 1; overflow: hidden; background: #087fbd; }
.line-visual svg { display: block; width: 100%; height: 100%; }
.line-card p {
  order: 3; min-height: 4.8rem; margin: .55rem 1rem 1rem; color: #607184; font-size: .76rem; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.line-card:hover h3 { color: var(--blue); }
.line-card:hover { color: inherit; border-color: #9ebbd8; box-shadow: 0 10px 24px rgba(29, 69, 108, .1); transform: translateY(-2px); }
.line-card:hover .line-visual { box-shadow: inset 0 -3px 0 var(--orange); }
.feature-head { display: flex; align-items: end; justify-content: space-between; text-align: left; }
.feature-head::after { display: none; }
.feature-head > div p { margin-top: .25rem; }
.feature-more { min-height: 44px; display: inline-flex; align-items: center; gap: .35rem; color: var(--blue); font-size: .9rem; }
.feature-more b { font-size: 1.1rem; }

@media (min-width: 640px) {
  .lines-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 900px) {
  .lines-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (min-width: 1480px) {
  .lines-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .showcase-inner { padding-top: 2.5rem; padding-bottom: 2.5rem; }
  .showcase-head { display: block; margin-bottom: 1.25rem; }
  .showcase-head h2 { font-size: 1.5rem; }
  .showcase-head p { margin-top: .35rem; text-align: left; }
  .service-showcase .svc-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .svc-card {
    gap: 1rem; min-height: 0; padding: 1.15rem 1.15rem 2.5rem;
  }
  .svc-card .svc-ico { width: 3.25rem; height: 3.25rem; border-radius: 8px; }
  .svc-card .svc-ico .ico { width: 1.6rem; height: 1.6rem; }
  .svc-action { right: 1.15rem; bottom: 1.05rem; }
  .line-card p { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .svc-card, .svc-action b, .line-card { transition: none; }
}

/* ---------- 首页：特色产品 tabs ---------- */
.ftabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 20px; }
.ftabs button {
  padding: 9px 26px; border-radius: 20px; background: #fff; border: 1px solid var(--line);
  font-size: 14.5px; color: var(--ink-2); transition: all .2s;
}
.ftabs button.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.pgrid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.pcard { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: all .2s; }
.pcard:hover { box-shadow: var(--shadow); border-color: #cfe0f2; transform: translateY(-2px); }
.pcard-img { display: flex; align-items: center; justify-content: center; height: 190px; background: #fff; }
.pcard-img svg { width: 150px; height: 150px; }
.pcard-body { padding: 12px 14px 14px; }
.pcard-en { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-cn { display: block; font-size: 12.5px; color: var(--ink-2); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-meta { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--ink-3); margin-top: 6px; }
.pcard-meta .brand { color: var(--blue); }
.pcard-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }
.pcard-foot .price { color: var(--red); font-size: 12px; }
.pcard-foot .price i { font-style: normal; font-size: 17px; font-weight: 700; font-family: Arial; }
.pcard-foot .pcard-pack { font-size: 12px; color: #66788a; white-space: nowrap; }
.pcard-foot .btn-mini { white-space: nowrap; flex-shrink: 0; }
.btn-mini {
  padding: 6px 12px; border-radius: 5px; background: var(--orange); color: #fff; font-size: 12px; transition: background .2s;
}
.btn-mini:hover { background: #e85e00; color: #fff; }

/* ---------- 首页：科学家 ---------- */
.sci-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.sci-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; text-align: center; transition: all .2s;
}
.sci-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.sci-avatar {
  width: 72px; height: 72px; margin: 0 auto 12px; border-radius: 50%;
  background: linear-gradient(135deg, #d9e9f9, #c3daf2); color: var(--blue);
  display: flex; align-items: center; justify-content: center; font-size: 26px; font-weight: 700;
}
.sci-card h3 { font-size: 15.5px; }
.sci-card .sci-org { font-size: 12.5px; color: var(--ink-3); margin-top: 2px; }
.sci-card .sci-field {
  display: inline-block; margin-top: 10px; font-size: 12px; color: var(--blue);
  background: var(--blue-l); border-radius: 12px; padding: 3px 12px;
}

/* ---------- 首页：荣誉 + 文献 ---------- */
.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.honor-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; display: flex; gap: 16px; align-items: center; transition: all .2s;
}
.honor-card:hover { box-shadow: var(--shadow); }
.honor-year {
  min-width: 64px; height: 64px; border-radius: 10px; background: linear-gradient(135deg, var(--blue), #2f86d6);
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; font-family: Arial;
}
.honor-card h3 { font-size: 15px; }
.honor-card p { font-size: 12px; color: var(--ink-3); margin-top: 3px; }

.lit-list { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 0; }
.lit-item { display: flex; align-items: center; gap: 12px; padding: 11px 20px; border-bottom: 1px dashed var(--line); }
.lit-item:last-child { border-bottom: none; }
.lit-item .lit-ico { color: var(--orange); display: flex; }
.lit-item .lit-ref { flex: 1; font-size: 13.5px; color: var(--ink-2); }
.lit-item .lit-doi { font-size: 12px; color: var(--blue); font-family: Consolas, monospace; }
.lit-item:hover { background: #fafcff; }

/* ---------- 类目页 ---------- */
.page-title-bar { background: #fff; border-bottom: 1px solid var(--line); padding: 14px 0; }
.ptb-in { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.ptb-in h1 { font-size: 20px; color: var(--ink); }
.ptb-in .ptb-desc { font-size: 12.5px; color: var(--ink-3); }
.cat-layout { display: flex; gap: 16px; margin: 16px auto 40px; align-items: flex-start; }
.filter-side { width: 218px; flex-shrink: 0; }
.filter-box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.filter-box + .filter-box { margin-top: 14px; }
.filter-box h3 {
  font-size: 14.5px; padding: 11px 16px; background: #f8fafd; border-bottom: 1px solid var(--line);
  color: var(--ink); display: flex; align-items: center; gap: 7px;
}
.filter-box h3 .ico { color: var(--blue); width: 16px; height: 16px; }
.filter-body { padding: 10px 14px 14px; display: flex; flex-wrap: wrap; gap: 6px 6px; }
.fchip {
  display: inline-block; padding: 4px 10px; font-size: 12px; border: 1px solid var(--line);
  border-radius: 14px; color: var(--ink-2); cursor: pointer; background: #fff; transition: all .15s;
}
.fchip:hover { border-color: var(--blue); color: var(--blue); }
.fchip.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.filter-group-title { font-size: 12.5px; color: var(--ink-3); width: 100%; margin: 8px 0 2px; }
.cat-main { flex: 1; min-width: 0; }
.cat-toolbar {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  display: flex; align-items: center; padding: 10px 16px; gap: 16px; margin-bottom: 14px;
}
.cat-count { font-size: 13px; color: var(--ink-2); }
.cat-count b { color: var(--red); }
.sort-btns { margin-left: auto; display: flex; gap: 8px; }
.sort-btns button {
  padding: 5px 14px; font-size: 12.5px; border-radius: 4px; border: 1px solid var(--line); color: var(--ink-2);
}
.sort-btns button.on { background: var(--blue-l); border-color: var(--blue); color: var(--blue); font-weight: 600; }
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.cat-empty { background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius); padding: 60px 20px; text-align: center; color: var(--ink-3); }
.cat-empty h3 { font-size: 17px; color: var(--ink-2); margin-bottom: 8px; }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 24px; }
.pager button {
  min-width: 34px; height: 34px; padding: 0 10px; border: 1px solid var(--line); background: #fff;
  border-radius: 5px; font-size: 13px; color: var(--ink-2);
}
.pager button.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.pager button:disabled { opacity: .4; cursor: not-allowed; }

/* ---------- 产品详情页 ---------- */
.pd-top { background: var(--card); border-bottom: 1px solid var(--line); padding: 26px 0 30px; }
.pd-main { display: flex; gap: 40px; }
.pd-gallery { width: 300px; flex-shrink: 0; }
.pd-stage {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  display: flex; align-items: center; justify-content: center; height: 300px;
}
.pd-stage svg { width: 260px; height: 260px; }
.pd-tools { display: flex; gap: 10px; margin-top: 14px; }
.pd-tools button {
  flex: 1; padding: 9px 0; border: 1px solid var(--line); border-radius: 6px; font-size: 13px;
  color: var(--ink-2); background: #fff; transition: all .15s; display: flex; align-items: center; justify-content: center; gap: 6px;
}
.pd-tools button:hover { border-color: var(--blue); color: var(--blue); }
.pd-info { flex: 1; min-width: 0; }
.pd-en { font-size: 21px; font-weight: 700; color: var(--ink); line-height: 1.4; }
.pd-cn { font-size: 15px; color: var(--ink-2); margin-top: 4px; }
.pd-cn small { color: var(--ink-3); font-size: 12px; margin-left: 8px; }
.pd-desc {
  margin-top: 12px; background: var(--blue-l); border-left: 3px solid var(--blue); border-radius: 0 6px 6px 0;
  padding: 9px 14px; font-size: 12.5px; color: var(--ink-2); line-height: 1.8;
}
.pd-quick { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 16px; font-size: 13.5px; }
.pd-quick .qk b { color: var(--ink-3); font-weight: 400; margin-right: 6px; }
.pd-quick .qk span { color: var(--ink); font-weight: 600; }
.pd-quick .qk span.red { color: var(--red); }
/* 价格表 */
.price-table { margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.price-table table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.price-table th {
  background: #f2f6fb; color: var(--ink-2); font-weight: 600; padding: 9px 8px; text-align: center;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
.price-table td { padding: 9px 8px; text-align: center; border-bottom: 1px solid #f0f3f8; color: var(--ink-2); }
.price-table tr:last-child td { border-bottom: none; }
.price-table tr:hover td { background: #fafcff; }
.pt-price { color: var(--red); font-weight: 700; font-family: Arial; font-size: 14px; }
.pt-vip { color: var(--orange); font-weight: 600; font-family: Arial; }
.wh-dot { display: inline-flex; align-items: center; gap: 3px; margin: 0 3px; font-size: 11.5px; color: var(--ink-3); }
.wh-dot i { width: 8px; height: 8px; border-radius: 50%; background: #d7dde6; }
.wh-dot.in i { background: var(--green); }
.qty-input { width: 54px; height: 28px; border: 1px solid var(--line); border-radius: 4px; text-align: center; font-size: 13px; }
.row-cart { padding: 4px 10px; }
.pd-actions { display: flex; gap: 14px; margin-top: 18px; align-items: center; }
.btn-addcart {
  background: var(--orange); color: #fff; font-size: 16px; font-weight: 600; padding: 12px 44px;
  border-radius: 6px; transition: background .2s;
}
.btn-addcart:hover { background: #e85e00; color: #fff; }
.btn-enquiry { border: 1px solid var(--blue); color: var(--blue); padding: 12px 34px; border-radius: 6px; font-size: 15px; }
.btn-enquiry:hover { background: var(--blue-l); }
.btn-fav { display: flex; align-items: center; gap: 6px; color: var(--ink-2); font-size: 13.5px; padding: 8px 6px; }
.btn-fav:hover, .btn-fav.on { color: var(--orange); }
.btn-fav .ico { width: 18px; height: 18px; }
.stock-note { font-size: 12px; color: var(--ink-3); margin-top: 10px; }
.stock-note a { color: var(--blue); }
/* 检测信息 */
.pd-tests { margin-top: 22px; border-top: 1px dashed var(--line); padding-top: 18px; }
.pd-tests h4 { font-size: 14px; color: var(--ink); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.pd-tests h4 .ico { color: var(--blue); }
.test-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.test-chips span, .test-chips a {
  padding: 5px 14px; border-radius: 5px; background: #f4f7fb; border: 1px solid var(--line);
  font-size: 12.5px; color: var(--ink-2); cursor: default;
}
.test-chips a { color: var(--blue); cursor: pointer; }
.test-chips a:hover { border-color: var(--blue); }
.test-batch { font-size: 12.5px; color: var(--ink-3); margin-top: 10px; }
.test-batch b { color: var(--ink-2); font-family: Consolas, monospace; }
/* 详情 tabs 区 */
.pd-body { margin: 16px 0 44px; }
.pd-tabs { display: flex; background: var(--card); border: 1px solid var(--line); border-bottom: 2px solid var(--blue); border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; }
.pd-tabs button { padding: 13px 34px; font-size: 15px; color: var(--ink-2); position: relative; }
.pd-tabs button.on { color: var(--blue); font-weight: 700; background: #fff; }
.pd-tabs button.on::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--blue); }
.pd-panel { background: var(--card); border: 1px solid var(--line); border-top: none; border-radius: 0 0 var(--radius) var(--radius); padding: 26px 30px; min-height: 200px; }
.spec-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.spec-table th { width: 160px; text-align: left; color: var(--ink-3); font-weight: 400; padding: 10px 12px; vertical-align: top; border-bottom: 1px dashed var(--line); }
.spec-table td { padding: 10px 12px; border-bottom: 1px dashed var(--line); color: var(--ink); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }
.spec-table .formula sub { font-size: 10px; }
.pd-use { color: var(--ink-2); font-size: 13.5px; line-height: 1.9; }
.pd-use p { margin-bottom: 8px; }
.pd-relcats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.pd-relcats a { padding: 5px 14px; background: #f4f7fb; border: 1px solid var(--line); border-radius: 14px; font-size: 12.5px; color: var(--ink-2); }
.pd-relcats a:hover { color: var(--blue); border-color: var(--blue); }
.pd-tags { margin-top: 14px; font-size: 12px; color: var(--ink-3); }
.pd-tags a { color: var(--blue); margin-right: 4px; }
/* 2D/3D 结构面板 */
.struct-demo { display: flex; gap: 30px; align-items: center; flex-wrap: wrap; }
.struct-demo .sd-img { width: 240px; height: 240px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(160deg,#f8fbff,#eef4fb); display: flex; align-items: center; justify-content: center; }
.struct-demo .sd-img svg { width: 210px; height: 210px; }
.sd-note { font-size: 13px; color: var(--ink-2); line-height: 2; }
.sd-note b { color: var(--ink); }
/* 摩尔计算器 */
.molcalc { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; background: #f8fafd; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-top: 18px; }
.molcalc label { font-size: 13px; color: var(--ink-2); }
.molcalc input, .molcalc select {
  height: 34px; border: 1px solid var(--line); border-radius: 5px; padding: 0 8px; font-size: 13px; background: #fff;
}
.molcalc input { width: 110px; }
.molcalc .op { font-size: 16px; color: var(--ink-3); }
.molcalc .result { margin-left: auto; font-size: 15px; color: var(--red); font-weight: 700; font-family: Arial; }
/* 推荐 */
.reco-sec { margin-bottom: 44px; }
.reco-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.reco-head h2 { font-size: 16px; font-weight: 700; color: var(--ink); border-left: 3px solid var(--blue); padding-left: 10px; }
.reco-head a { margin-left: auto; font-size: 13px; color: var(--blue); }

/* ---------- 文章页 / 资讯 / 关于 / 联系 ---------- */
.article-wrap { display: flex; gap: 16px; margin: 16px auto 44px; align-items: flex-start; }
.article-side { width: 218px; flex-shrink: 0; }
.side-menu { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.side-menu h3 { background: var(--blue); color: #fff; font-size: 15px; padding: 12px 16px; letter-spacing: 1px; }
.side-menu a { display: block; padding: 11px 16px; font-size: 13.5px; color: var(--ink-2); border-bottom: 1px solid #f2f5f9; }
.side-menu a:last-child { border-bottom: none; }
.side-menu a:hover, .side-menu a.on { background: var(--blue-l); color: var(--blue); }
.side-contact { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-top: 14px; }
.side-contact h4 { font-size: 14.5px; margin-bottom: 8px; }
.side-contact p { font-size: 12.5px; color: var(--ink-3); line-height: 2; }
.article-main { flex: 1; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 34px; min-height: 400px; }
.article-main h1 { font-size: 21px; margin-bottom: 8px; }
.article-main .art-meta { font-size: 12.5px; color: var(--ink-3); margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.article-main .art-body { font-size: 14px; color: var(--ink-2); line-height: 2; }

/* ---- 文章富文本内容（2026-10-05） ---- */
.art-body-rich h2 { font-size: 16.5px; margin: 26px 0 10px; padding-left: 10px; border-left: 3px solid var(--brand, #0e5aa7); color: var(--ink-1, #1a2233); line-height: 1.5; }
.art-body-rich h2:first-child { margin-top: 4px; }
.art-body-rich p { margin: 8px 0; }
.art-body-rich ul, .art-body-rich ol { margin: 8px 0 12px; padding-left: 22px; }
.art-body-rich ul li { list-style: disc; margin: 4px 0; }
.art-body-rich ol li { list-style: decimal; margin: 4px 0; }
.art-body-rich b { color: var(--ink-1, #1a2233); }
.art-body-rich table { width: 100%; margin: 10px 0 14px; border-collapse: collapse; font-size: 13.5px; }
.art-body-rich table th { background: #f0f5fb; color: var(--ink-1, #1a2233); font-weight: 600; }
.art-body-rich table th, .art-body-rich table td { border: 1px solid var(--line, #e3e8ef); padding: 8px 12px; text-align: left; line-height: 1.7; }
.art-body-rich table tr:nth-child(even) td { background: #fafcfe; }
.art-body-rich .art-note { margin: 14px 0; padding: 10px 14px; background: #f0f6ff; border-left: 3px solid #7aa7dd; border-radius: 4px; font-size: 13.5px; color: #33506e; }
.art-body-rich dl.art-faq { margin: 8px 0; }
.art-body-rich dl.art-faq dt { font-weight: 600; color: var(--ink-1, #1a2233); margin-top: 12px; }
.art-body-rich dl.art-faq dt::before { content: "Q · "; color: var(--brand, #0e5aa7); font-weight: 700; }
.art-body-rich dl.art-faq dd { margin: 2px 0 0 0; padding-left: 28px; position: relative; }
.art-body-rich dl.art-faq dd::before { content: "A"; position: absolute; left: 0; top: 1px; display: inline-block; min-width: 18px; height: 18px; line-height: 18px; text-align: center; border-radius: 50%; background: #eef4fb; color: var(--brand, #0e5aa7); font-size: 12px; font-weight: 700; }

/* 页脚备案号占位链接（拿到备案号后替换文本即可） */
.footer-btm .beian-link { color: inherit; opacity: .85; text-decoration: underline; text-underline-offset: 2px; }
.footer-btm .beian-link:hover { opacity: 1; }

.news-list { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.news-item { display: flex; gap: 20px; padding: 20px 24px; border-bottom: 1px solid #f0f3f8; align-items: flex-start; }
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: #fafcff; }
.news-date { text-align: center; flex-shrink: 0; width: 66px; background: var(--blue-l); border-radius: 8px; padding: 8px 0; }
.news-date b { display: block; font-size: 22px; color: var(--blue); font-family: Arial; line-height: 1.2; }
.news-date i { font-style: normal; font-size: 12px; color: var(--ink-3); }
.news-item h3 { font-size: 15.5px; }
.news-item h3 a { color: var(--ink); }
.news-item h3 a:hover { color: var(--blue); }
.news-tag { display: inline-block; font-size: 11.5px; color: var(--orange); border: 1px solid var(--orange); border-radius: 3px; padding: 0 6px; margin-right: 8px; transform: translateY(-1px); }
.news-item p { font-size: 12.5px; color: var(--ink-3); margin-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.about-hero { background: linear-gradient(115deg, #0b3f77, #2f86d6); color: #fff; padding: 54px 0; }
.about-hero h1 { font-size: 30px; letter-spacing: 3px; }
.about-hero p { margin-top: 10px; opacity: .92; font-size: 15px; }
.about-stats { display: flex; gap: 20px; margin-top: 26px; flex-wrap: wrap; }
.about-stats .st { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); border-radius: 10px; padding: 14px 26px; text-align: center; }
.about-stats .st b { display: block; font-size: 24px; font-family: Arial; }
.about-stats .st i { font-style: normal; font-size: 12.5px; opacity: .85; }
.about-sec { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 36px; margin: 18px 0; }
.about-sec h2 { font-size: 19px; margin-bottom: 16px; }
.about-sec h2::before { content: ""; width: 4px; height: 17px; background: var(--orange); border-radius: 2px; display: inline-block; margin-right: 10px; vertical-align: -2px; }
.about-sec p { color: var(--ink-2); font-size: 14px; line-height: 2.1; margin: 0 0 12px; }
.about-sec p:last-of-type { margin-bottom: 0; }
/* 关于页导语：首段放大做视觉锚点 */
.about-sec .about-lede { color: var(--ink); font-size: 15.5px; line-height: 2; border-left: 3px solid #d8e6f3; padding-left: 14px; margin-bottom: 14px; }
/* 六大产品线标签 */
.about-lines { display: flex; flex-wrap: wrap; gap: 10px; margin: 4px 0 14px; }
.about-lines span { padding: 7px 18px; border: 1px solid #c7dbee; border-radius: 999px; background: #f2f8fd; color: #125da5; font-size: 13.5px; font-weight: 600; }
/* 企业文化三列卡 */
.about-values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 4px; }
.about-value { padding: 20px 22px; border: 1px solid #e2ebf4; border-radius: 10px; background: #f8fbfe; }
.about-value i { display: inline-block; font-style: normal; font-size: 12.5px; font-weight: 700; color: #ff6a00; background: #fff3ea; border-radius: 4px; padding: 2px 10px; }
.about-value b { display: block; margin-top: 12px; color: var(--ink); font-size: 14.5px; line-height: 1.9; }
/* 我们的服务三列要点 */
.about-srv { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 4px; }
.about-srv__item { padding: 20px 22px; border: 1px solid #e2ebf4; border-radius: 10px; background: #fff; }
.about-srv__item b { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 14.5px; }
.about-srv__item b::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #2c88d9; flex-shrink: 0; }
.about-srv__item span { display: block; margin-top: 9px; color: var(--ink-2); font-size: 13px; line-height: 1.85; }
.about-note { margin-top: 16px !important; padding-top: 14px; border-top: 1px dashed var(--line); color: #93a3b1 !important; font-size: 12.5px !important; }
/* AI 驱动板块 */
.about-sec .about-ai-lede { color: var(--ink-2); font-size: 14px; line-height: 2; margin-bottom: 18px; }
.about-ai-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.about-ai-card { display: flex; flex-direction: column; padding: 20px 22px; border: 1px solid #d5e4f2; border-radius: 10px; background: linear-gradient(180deg, #f7fbff 0%, #ffffff 60%); }
.about-ai-card i { align-self: flex-start; font-style: normal; font-size: 12px; font-weight: 700; color: #1264ad; background: #e8f2fc; border-radius: 4px; padding: 2px 9px; }
.about-ai-card b { margin-top: 12px; color: var(--ink); font-size: 15px; }
.about-ai-card span { margin-top: 8px; color: var(--ink-2); font-size: 12.5px; line-height: 1.85; }
.about-ai-card em { margin-top: 14px; padding-top: 12px; border-top: 1px dashed #dbe7f3; font-style: normal; font-size: 12.5px; font-weight: 600; color: #1a7f5a; }
.about-ai-card em::before { content: '\2192'; margin-right: 6px; color: #9db4cc; display: inline-block; transition: transform .2s; }
/* AI 卡为链接：hover 抬升 + 标题/箭头变蓝 */
a.about-ai-card { color: inherit; text-decoration: none; transition: border-color .2s, box-shadow .2s, transform .2s; }
a.about-ai-card:hover { border-color: #8eb7dd; box-shadow: 0 12px 26px rgba(15, 70, 125, .12); transform: translateY(-2px); }
a.about-ai-card:hover b { color: var(--blue); }
a.about-ai-card:hover em::before { color: var(--blue); transform: translateX(3px); }
/* 传统 vs AI 对比 */
.about-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.about-compare__col { padding: 20px 24px; border: 1px solid #e2ebf4; border-radius: 10px; background: #fafbfd; }
.about-compare__col--ai { border-color: #c7ddf2; background: #f4f9fe; }
.about-compare__col h4 { margin: 0 0 12px; color: #6b7c8d; font-size: 13.5px; font-weight: 600; }
.about-compare__col--ai h4 { color: #1264ad; }
.about-compare__col ul { margin: 0; padding: 0; list-style: none; }
.about-compare__col li { position: relative; padding-left: 20px; margin-bottom: 9px; color: var(--ink-2); font-size: 13px; line-height: 1.8; }
.about-compare__col li:last-child { margin-bottom: 0; }
.about-compare__col li::before { content: ''; position: absolute; left: 2px; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: #c3cdd7; }
.about-compare__col--ai li::before { background: #2c88d9; }
/* hero 右侧分子装饰 */
.pg-hero-art { width: 380px; max-width: 34%; height: auto; flex-shrink: 0; margin-left: auto; opacity: .9; }

/* 关于桔子：hero 视觉优化（2026-10-06） */
.pg-hero--about { overflow: hidden; }
.pg-hero--about::before {
  content: ""; position: absolute; right: -8%; top: -45%; width: 46rem; height: 46rem; border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 203, 232, .38) 0%, rgba(168, 203, 232, 0) 68%);
  pointer-events: none;
}
.pg-hero--about::after {
  content: ""; position: absolute; left: -6%; bottom: -55%; width: 30rem; height: 30rem; border-radius: 50%;
  background: radial-gradient(circle, rgba(228, 240, 250, .9) 0%, rgba(228, 240, 250, 0) 70%);
  pointer-events: none;
}
.pg-hero--about .pg-hero-in { position: relative; z-index: 1; }
.pg-hero--about .pg-hero-art {
  width: 500px; max-width: 42%; opacity: 1;
  filter: drop-shadow(0 14px 26px rgba(14, 90, 167, .16));
  animation: aboutArtFloat 7s ease-in-out infinite;
}
@keyframes aboutArtFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@media (prefers-reduced-motion: reduce) { .pg-hero--about .pg-hero-art { animation: none; } }
.pg-hero--about .pg-stats .st {
  position: relative; overflow: hidden; background: rgba(255, 255, 255, .85); border-color: #c9dcec;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.pg-hero--about .pg-stats .st::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--blue);
  border-radius: .5rem 0 0 .5rem;
}
.pg-hero--about .pg-stats .st:hover { transform: translateY(-2px); border-color: #8eb7dd; box-shadow: 0 10px 22px rgba(15, 70, 125, .12); }
.pg-hero--about .pg-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75rem; max-width: 42rem; }
.pg-hero--about .pg-stats .st b { color: var(--blue); letter-spacing: .01em; }
/* AI 特色 chip：橙色高亮，点击直达 AI 采购中心 */
a.pg-stats .st, .pg-hero--about .pg-stats a.st { text-decoration: none; }
.pg-hero--about .pg-stats .st--ai { cursor: pointer; }
.pg-hero--about .pg-stats .st--ai::before { background: var(--orange); }
.pg-hero--about .pg-stats .st--ai b { color: #e07b1f; }
.pg-hero--about .pg-stats .st--ai:hover { border-color: #f2b27a; box-shadow: 0 10px 22px rgba(224, 123, 31, .14); }
.pg-hero--about .pg-stats a.st--ai { color: inherit; }
@media (max-width: 860px) {
  .pg-hero-art { display: none; }
  .about-values, .about-srv { grid-template-columns: 1fr; }
  .about-ai-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-compare { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .about-ai-grid { grid-template-columns: 1fr; }
  .about-sec { padding: 24px 20px; }
}

.contact-wrap { display: flex; gap: 16px; margin: 16px auto 44px; }
.contact-card { flex: 1; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.contact-card h2 { font-size: 19px; margin-bottom: 18px; }
.contact-line { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px dashed var(--line); }
.contact-line:last-child { border: none; }
.contact-line .ico { color: var(--blue); width: 22px; height: 22px; flex-shrink: 0; margin-top: 3px; }
.contact-line b { display: block; font-size: 14px; }
.contact-line p { font-size: 13px; color: var(--ink-3); margin-top: 2px; }

/* ---------- 网站地图 ---------- */
.sitemap-cols { columns: 4; column-gap: 24px; margin-bottom: 40px; }
.sm-group { break-inside: avoid; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px; }
.sm-group h3 { font-size: 15px; color: var(--blue); border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 8px; }
.sm-group a { display: block; font-size: 12.5px; color: var(--ink-2); padding: 3px 0; }
.sm-group a:hover { color: var(--orange); }

/* ---------- 产品分类地图（sitemap 新版） ---------- */
.map-wrap { padding-bottom: 40px; }
.map-loading, .map-empty { text-align: center; color: var(--ink-3); padding: 60px 20px; }
.map-empty h3 { font-size: 16px; color: var(--ink-1); margin-bottom: 6px; }
.map-hero { background: linear-gradient(120deg, #0e5aa7, #1b7fd4); border-radius: var(--radius); padding: 24px 26px; color: #fff; margin-bottom: 18px; }
.map-hero h2 { font-size: 20px; margin-bottom: 8px; }
.map-hero p { font-size: 13px; color: #d7e8fa; line-height: 1.7; max-width: 760px; }
.map-kpis { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 16px; }
.map-kpis span { font-size: 12.5px; color: #bcd9f5; }
.map-kpis b { display: block; font-size: 18px; color: #fff; }
.map-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 14px; }
.map-search { flex: 1; min-width: 240px; display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 0 12px; }
.map-search svg { width: 15px; height: 15px; color: var(--ink-3); flex: none; }
.map-search input { flex: 1; border: 0; outline: none; background: transparent; font-size: 13.5px; padding: 10px 0; color: var(--ink-1); }
.map-seg { display: flex; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--card); }
.map-seg button { border: 0; background: transparent; font-size: 12.5px; color: var(--ink-2); padding: 9px 13px; cursor: pointer; }
.map-seg button + button { border-left: 1px solid var(--line); }
.map-seg button.on { background: var(--blue); color: #fff; }
.map-tabs { display: flex; flex-wrap: wrap; gap: 6px; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 18px; }
.map-tab { border: 1px solid var(--line); background: var(--card); border-radius: 999px; font-size: 12.5px; color: var(--ink-2); padding: 6px 14px; cursor: pointer; }
.map-tab b { color: var(--ink-3); font-weight: 400; margin-left: 4px; }
.map-tab.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.map-tab.on b { color: #cfe4fa; }
.map-cat-title { display: flex; align-items: baseline; gap: 12px; margin: 22px 0 12px; }
.map-cat-title h2 { font-size: 17px; color: var(--blue); }
.map-cat-title span { font-size: 12.5px; color: var(--ink-3); }
.map-cat-title a { margin-left: auto; font-size: 12.5px; color: var(--orange); }
.map-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 14px; align-items: start; }
.map-group { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.map-group.is-list { margin-bottom: 16px; }
.map-gh { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 10px; }
.map-gh h3 { font-size: 14px; color: var(--blue); }
.map-gh h3 a { color: inherit; }
.map-gc { font-size: 11.5px; color: var(--ink-3); white-space: nowrap; }
.map-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.map-chip { display: inline-flex; align-items: center; gap: 5px; background: #f4f7fb; border: 1px solid transparent; border-radius: 6px; padding: 5px 9px; font-size: 12.5px; color: var(--ink-1); }
.map-chip:hover { border-color: var(--blue); color: var(--blue); }
.map-chip .mc-num { font-style: normal; font-size: 11.5px; color: var(--ink-3); }
.map-chip .mc-tag { font-style: normal; font-size: 10.5px; color: #1b7fd4; background: #e2eefb; border-radius: 4px; padding: 1px 4px; }
.map-chip.is-empty { background: #f7f7f7; color: #a8a8a8; }
.map-chip.is-empty .mc-num { color: #b8b8b8; }
.map-more { border: 1px dashed var(--line); background: transparent; border-radius: 6px; padding: 5px 10px; font-size: 12px; color: var(--ink-3); cursor: pointer; }
.map-more:hover { color: var(--blue); border-color: var(--blue); }
.map-extra { margin-top: 22px; }
.map-extra .map-chip { background: #fff; border-color: var(--line); }
.cat-count-note { font-size: 12px; color: var(--ink-3); margin-left: 8px; }
@media (max-width: 900px) {
  .map-grid { grid-template-columns: 1fr; }
  .map-hero { padding: 20px 18px; }
  .map-hero h2 { font-size: 17px; }
}

/* ---------- 页脚 ---------- */
.footer-brief { background: #10243e; color: #9db3cd; margin-top: 30px; padding: 40px 0 30px; font-size: 13px; }
.footer-brief-in { display: flex; gap: 40px; }
.fb-col { flex: 1; min-width: 0; }
.fb-col h4 { color: #fff; font-size: 15px; margin-bottom: 14px; letter-spacing: 1px; }
.fb-col a { display: block; color: #9db3cd; padding: 4px 0; }
.fb-col a:hover { color: #fff; }
.fb-col.brand { flex: 1.4; }
.fb-col.brand p { margin-top: 12px; line-height: 1.9; font-size: 12.5px; }
.fb-col.contact p { padding: 2px 0; }
.fb-tel { color: #fff; font-size: 21px !important; font-family: Arial; }
.fb-qr { margin-top: 10px; display: flex; align-items: center; gap: 10px; }
.fb-qr span { font-size: 12px; }
.fb-qr i { width: 74px; height: 74px; background: #fff; border-radius: 6px; display: block; position: relative; }
.fb-qr i::before { content: "二维码占位"; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: #9aa7b8; font-size: 11px; }
.footer-btm { background: #0b1a2e; color: #6d8098; padding: 16px 0; font-size: 12px; text-align: center; line-height: 2; }
.footer-btm b { color: #9db3cd; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .svc-grid, .pgrid { grid-template-columns: repeat(3, 1fr); }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .nav-cats { flex: 0 0 auto; width: auto; overflow: visible; }
  .nav-ai { flex: 1 1 auto; }
  .nav-right { display: none; }
  .sitemap-cols { columns: 2; }
  .pd-main { flex-direction: column; }
  .pd-gallery { width: 100%; }
  .footer-brief-in { flex-wrap: wrap; }
  .sci-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .cat-layout { flex-direction: column; }
  .filter-side { width: 100%; }
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .header-in { flex-direction: column; align-items: stretch; gap: 14px; }
  .header-side { justify-content: space-between; }
  .nav-cats { width: 100%; overflow-x: auto; }
  .mega { display: none; }
  .nav-ai { display: none; }
  .svc-grid, .pgrid, .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .banner-slide { height: 370px; background-position: 58% center; }
  .banner-slide::before { content: ''; position: absolute; inset: 0; background: rgba(245, 249, 249, .38); }
  .banner-txt { width: min(470px, calc(100% - 44px)); margin-left: 22px; }
  .banner-txt h1, .banner-txt h2 { font-size: 30px; }
  .banner-nav { padding: 0 18px; }
  .cat-layout { flex-direction: column; }
  .filter-side { width: 100%; }
  .sitemap-cols { columns: 1; }
  .footer-brief-in { flex-direction: column; gap: 24px; }
  .contact-wrap { flex-direction: column; }
  .article-wrap { flex-direction: column; }
  .article-side { width: 100%; }
}
.live-product-mark{display:grid;place-items:center;width:76px;height:76px;border:1px solid #cbd9e6;border-radius:50%;color:#0e5aa7;background:#f5f9fc;font:700 24px Georgia}.pcard-img>small{display:block;margin-top:8px;color:#7890a7;font-size:11px}.live-detail-mark{display:grid;place-items:center;gap:8px;color:#7890a7}.live-detail-mark b{display:grid;place-items:center;width:110px;height:110px;border:1px solid #cbd9e6;border-radius:50%;color:#0e5aa7;background:#f5f9fc;font:700 42px Georgia}.live-detail-mark span{font-size:13px}.pager>span{display:flex;align-items:center;padding:0 8px;color:#64748b;font-size:12px}
.pcard-img img{width:100%;height:100%;object-fit:contain}.pd-stage>img{width:100%;height:100%;padding:24px;object-fit:contain}

@media (max-width:760px){.topbar-links{display:none}.topbar-in{justify-content:center}.header-in{padding:12px 0}.logo{justify-content:center}.search-box{width:100%;max-width:none}.search-btn{min-width:88px;padding:0 14px}.search-hot{overflow-x:auto;white-space:nowrap}.header-side{margin-left:0}.hotline b{font-size:16px}.cart-btn{min-height:44px}.nav-cats{scrollbar-width:none}.nav-cat-link{min-height:44px}.banner-slide{height:360px;min-height:0;background-position:63% center}.banner-txt{padding:24px 0}.banner-eyebrow{margin-bottom:10px;font-size:12px}.banner-txt h1,.banner-txt h2{font-size:29px;margin-bottom:11px}.banner-txt p{max-width:330px;margin-bottom:17px;font-size:15px;line-height:1.5}.banner-txt .bn-btns{gap:10px}.banner-txt .bn-btn{min-height:41px;padding:0 14px;font-size:13px}.banner-nav{height:88px;grid-template-columns:repeat(2,minmax(0,1fr));padding:0}.banner-nav button{font-size:13px}.home-sec{padding-top:38px;padding-bottom:38px}.svc-grid,.pgrid,.cat-grid{grid-template-columns:1fr}.cat-toolbar{align-items:flex-start;gap:12px}.pager{flex-wrap:wrap}.pd-main{padding:20px 0}.pd-stage{height:240px}.price-table{overflow-x:auto}.price-table table{min-width:620px}}
@media (max-width:760px){.banner-slide{height:300px}.banner-txt{padding:20px 0}.banner-nav{grid-template-columns:repeat(6,minmax(0,1fr))}.banner-nav button{grid-column:span 2}.banner-nav button:nth-child(n+4){grid-column:span 3}.banner-image-note{right:18px}}
@media (prefers-reduced-motion: reduce){.banner-track{transition:none}}
@media (max-width: 900px) {
  .auth-layout { grid-template-columns: 1fr; gap: 30px; min-height: 0; }
  .auth-context { padding-left: 24px; }
  .auth-panel { width: 100%; max-width: 520px; margin: 0 auto; }
}
@media (max-width: 560px) {
  .auth-layout { padding-top: 30px; padding-bottom: 30px; }
  .auth-context h1 { font-size: 27px; }
  .auth-context dl { grid-template-columns: 1fr; margin-top: 24px; }
  .auth-context dl div { padding-top: 12px; }
  .auth-panel { padding: 24px 20px; }
  .auth-switch { margin: -24px -20px 22px; }
}

/* ---------- 最终产品详情布局 ---------- */
.pd-final { padding: 0 0 26px; background: var(--bg); border-bottom: 0; }
.pd-overview-card {
  display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 38px;
  padding: 18px 20px; border: 1px solid var(--line); background: #fff;
}
.pd-overview-card .pd-gallery { width: auto; }
.pd-overview-card .pd-stage {
  width: 300px; height: 300px; border: 1px solid #d8e3ef; border-radius: 0; background: #fff;
}
.pd-overview-card .pd-stage > img { width: 100%; height: 100%; padding: 0; object-fit: contain; }
.pd-overview-card .pd-stage > .live-molecule { width: 100%; height: 100%; padding: 20px; }
.pd-overview-card .pd-stage > .live-molecule svg { width: 100%; height: 100%; }
.pd-overview-card .pd-stage > .live-molecule img { width: 100%; height: 100%; object-fit: contain; }
.pd-summary { min-width: 0; padding-top: 2px; }
/* 标题字阶对齐设计稿：H1 22px / 英文名 14px 常规 */
.pd-title-cn { color: var(--blue-d); font-size: 22px; line-height: 1.35; font-weight: 700; }
.pd-title-cn span { font-weight: 600; }
.pd-title-en { margin-top: 3px; color: var(--ink-2); font-size: 14px; font-weight: 400; }
/* 首屏规格栅格：对齐设计稿 .spec（4 列、13px、dt 浅灰底、dd 常规字重） */
.pd-facts {
  display: grid; grid-template-columns: 90px minmax(0, 1fr) 90px minmax(0, 1fr);
  margin-top: 14px; border: 1px solid #d8e3ef; border-radius: 6px; overflow: hidden;
}
.pd-facts > div { display: contents; }
.pd-facts dt, .pd-facts dd {
  min-width: 0; padding: 9px 12px; border-bottom: 1px solid #e7e9ed;
  font-size: 13px; line-height: 1.55;
}
.pd-facts dt { color: var(--ink-2); background: #f7f9fc; border-right: 1px solid #e7e9ed; }
.pd-facts dd {
  margin: 0; color: var(--ink); font-weight: 400; overflow-wrap: anywhere;
  border-right: 1px solid #e7e9ed;
}
.pd-facts .pd-code-value, .pd-facts .mono { font-family: Consolas, "Courier New", monospace; font-size: 12.5px; }
.pd-facts .pd-fact-brand { color: var(--blue); font-weight: 700; }
.pd-facts > div:nth-child(even) dd { border-right: 0; }
.pd-facts > div:nth-last-child(-n+2) dt, .pd-facts > div:nth-last-child(-n+2) dd { border-bottom: 0; }
.pd-pack-section { margin-top: 18px; padding: 18px 20px 20px; border: 1px solid var(--line); background: #fff; }
.pd-pack-section.is-goto { animation: pdGotoFlash 1.6s ease-out; }
@keyframes pdGotoFlash {
  0% { box-shadow: 0 0 0 3px rgba(213, 43, 30, .55); border-color: #d52b1e; }
  70% { box-shadow: 0 0 0 3px rgba(213, 43, 30, .25); border-color: #d52b1e; }
  100% { box-shadow: 0 0 0 3px rgba(213, 43, 30, 0); }
}
/* 区块标题统一设计稿 .sec-t：16px + 3px 蓝左条 */
.pd-pack-section h2, .pd-strip-sec > h2, .cmp-sec > h2 {
  margin: 0 0 12px; color: var(--ink); font-size: 16px; font-weight: 700;
  border-left: 3px solid var(--blue); padding-left: 10px;
}
.pd-strip-sec > h2 { margin-bottom: 10px; }
.cmp-sec { margin: 22px auto 0; }
.cmp-sec > h2 small { font-size: 12px; font-weight: 400; color: var(--ink-3); margin-left: 8px; }
.pd-pack-table { margin-top: 0; border-radius: var(--radius) var(--radius) 0 0; overflow-x: auto; }
.pd-pack-table table { min-width: 1030px; }
.pd-pack-table th, .pd-pack-table td { padding: 10px 12px; text-align: left; }
.pd-pack-table th { color: var(--ink-2); background: #f6f8fb; font-weight: 400; }
.pd-pack-table td { font-size: 13.5px; color: var(--ink); }
.pd-pack-table .pd-stock { font-size: 12.5px; }
.pd-pack-table .pt-price { color: var(--red); font-weight: 700; font-size: 15px; }
.pd-stock { color: #51657b; font-weight: 700; white-space: nowrap; }
.pd-stock--available { color: #16834f; }
.pd-stock--order { color: #d46a00; }
.pd-stock--quote { color: #51657b; }
/* 数量步进：紧凑款（高 28px、13px 字、细边、4px 圆角） */
.pd-quantity { display: grid; grid-template-columns: 30px 44px 30px; height: 28px; }
.pd-quantity button, .pd-quantity input {
  width: auto; min-width: 0; height: 28px; border: 1px solid #d7e1ec; border-radius: 0;
  color: var(--ink); background: #fff; text-align: center; font-size: 13px; padding: 0;
}
.pd-quantity button { cursor: pointer; color: var(--ink-2); }
.pd-quantity button + input, .pd-quantity input + button { border-left: 0; }
.pd-quantity input { appearance: textfield; }
.pd-quantity input::-webkit-inner-spin-button, .pd-quantity input::-webkit-outer-spin-button { margin: 0; appearance: none; }
/* 行内操作：设计稿 .buy —— 13px、5px 圆角，加购=白底红字，立即购买=红底白字 */
.pd-row-actions { display: flex; gap: 8px; }
.pd-row-actions button, .pd-row-actions .pd-inquiry {
  min-width: 0; height: auto; padding: 5px 16px; border: 1px solid var(--red); border-radius: 5px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--red); background: #fff; font-size: 13px; font-weight: 400;
  white-space: nowrap; cursor: pointer;
}
.pd-row-actions .pd-buy-now { color: #fff; background: var(--red); font-weight: 700; }
.pd-row-actions .pd-inquiry { color: var(--blue); border-color: var(--blue); background: #fff; }
.pd-row-actions button:hover, .pd-row-actions .pd-inquiry:hover { filter: brightness(.96); }
.pd-detail-area { margin: 16px auto 44px; }
/* ---------- 详情页 Tab 导航：PC = 方案A（品牌蓝下划线） ---------- */
.pd-tabswrap { border-bottom: 2px solid var(--line); }
.pd-detail-tabs {
  display: flex; gap: 34px; padding: 0 4px;
  border: 0; border-radius: 0; background: transparent; overflow: visible;
}
.pd-detail-tabs button {
  position: relative; height: auto; padding: 12px 2px 13px; border: 0; border-right: 0;
  background: none; color: var(--ink-2); font-size: 15px; font-weight: 400;
  display: flex; align-items: center; gap: 7px; cursor: pointer; font-family: inherit;
  transition: color .15s;
}
.pd-detail-tabs button .ic { width: 17px; height: 17px; flex: none; opacity: .72; }
.pd-detail-tabs button .cnt {
  font-size: 11px; background: #eef1f5; color: var(--ink-3); border-radius: 10px;
  padding: 0 7px; line-height: 17px; flex: none;
}
.pd-detail-tabs button .cnt[hidden] { display: none; }
.pd-detail-tabs button:hover { color: var(--blue); }
.pd-detail-tabs button:hover .ic { opacity: 1; }
.pd-detail-tabs button.on {
  color: var(--blue); background: none; box-shadow: none; font-weight: 700;
}
.pd-detail-tabs button.on .ic { opacity: 1; }
.pd-detail-tabs button.on .cnt { background: var(--blue-l); color: var(--blue); }
.pd-detail-tabs button.on::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2.5px; background: var(--blue); border-radius: 2px;
}
.pd-detail-panel { margin-top: 0; padding: 14px 12px; border: 1px solid var(--line); border-top: 0; background: #fff; }
.pd-detail-panel[hidden] { display: none; }
.pd-info-list { margin: 0; }
.pd-info-list > div { display: grid; grid-template-columns: 135px minmax(0, 1fr); border-bottom: 1px solid #e7e9ed; }
.pd-info-list > div:last-child { border-bottom: 0; }
.pd-info-list dt, .pd-info-list dd { padding: 12px 8px; font-size: 13.5px; }
.pd-info-list dt { color: #111; font-weight: 700; }
.pd-info-list dd { min-width: 0; margin: 0; color: #333; font-size: 13.5px; overflow-wrap: anywhere; }
.pd-info-list dd span { color: #333; }
.pd-code-value { font-family: Consolas, "Courier New", monospace; }
.pd-materials { display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: center; min-height: 250px; }
.pd-materials img { width: 220px; height: 220px; padding: 16px; border: 1px solid var(--line); object-fit: contain; }
.pd-material-structure { display: grid; place-items: center; width: 220px; height: 220px; border: 1px solid var(--line); background: #fff; }
.pd-material-structure img, .pd-material-structure .live-molecule, .pd-material-structure svg { width: 100%; height: 100%; object-fit: contain; }
.pd-material-structure .live-molecule { padding: 16px; }
.pd-materials h3, .pd-application h3 { margin-bottom: 10px; color: #0b2e58; font-size: 20px; }
.pd-materials p, .pd-application p { color: #596b7e; line-height: 1.9; }
.pd-application { min-height: 180px; padding: 18px 10px; }

/* ---------- 分类导航总览 ---------- */
.cat-layout.is-category-index { display: block; margin-top: 0; }
.cat-layout.is-category-index .cat-main { width: 100%; }
.category-index-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 56px; padding: 20px 0 54px;
}
.category-index-item {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  min-width: 0;
  min-height: 88px; padding: 17px 4px; border-bottom: 1px dashed #d7dee8;
  color: #26384d; background: #fff;
}
.category-index-item > span { min-width: 0; }
.category-index-item b { display: block; color: #173a67; font-size: 17px; font-weight: 600; }
.category-index-item small {
  display: block; margin-top: 7px; color: #7b8796; font-size: 12px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.category-index-item i, .subcategory-index-item i {
  flex: 0 0 auto; color: #91a0b2; font-size: 28px; font-style: normal; font-weight: 300;
}
.category-index-item:hover b, .category-index-item:hover i,
.subcategory-index-item:hover span, .subcategory-index-item:hover i { color: var(--blue); }
.subcategory-index-grid {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0 42px; padding: 18px 0 58px;
}
.subcategory-index-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  min-height: 58px; border-bottom: 1px dashed #e0e5eb; color: #31465f; font-size: 14px;
}
.subcategory-index-item span { min-width: 0; overflow-wrap: anywhere; }
.subcategory-index-item small { margin-left: 3px; color: #7d8c9f; font-size: 12px; }
.live-molecule { display: grid; place-items: center; }
.pcard-img { padding: 0; overflow: hidden; }
.pcard-img > .live-molecule { width: 100%; height: 100%; }
.pcard-img > .live-molecule svg { width: 100%; height: 100%; }
.live-structure-remote > img { width: 100%; height: 100%; object-fit: contain; }
.live-structure-missing {
  display: grid; place-items: center; align-content: center; gap: 5px;
  width: 100%; height: 100%; color: #7d8c9f; background: #f7f9fb; text-align: center;
}

/* ---------- 定制合成 ---------- */
.cs-crumb { border-bottom: 1px solid #dfe6ee; background: #fff; color: #748397; }
.cs-crumb .wrap { display: flex; align-items: center; gap: .65rem; min-height: 2.75rem; font-size: .8125rem; }
.cs-crumb a:hover { color: var(--blue); }
.cs-crumb b { color: #334a63; }
.cs-hero {
  position: relative; min-height: 31rem; color: #123c66; background-color: #f4f9fe;
  background-image: linear-gradient(90deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.87) 40%, rgba(243,249,253,.38) 72%, rgba(243,249,253,.12) 100%), linear-gradient(rgba(255,255,255,.12), rgba(255,255,255,.12)), url('../images/custom-synthesis-lab.png');
  background-position: center; background-size: cover;
}
.cs-hero-in { display: flex; align-items: center; min-height: 31rem; padding-top: 3.5rem; padding-bottom: 3.5rem; }
.cs-hero-copy { max-width: 43rem; }
.cs-kicker { display: block; color: #1273d4; font-size: .75rem; font-weight: 700; letter-spacing: .12em; }
.cs-hero h1 { margin-top: .85rem; font-size: clamp(2.25rem, 5vw, 3.5rem); line-height: 1.15; letter-spacing: 0; }
.cs-hero-copy > p { max-width: 41rem; margin-top: 1.25rem; color: #4a6a8a; font-size: 1.0625rem; line-height: 1.9; }
.cs-hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }
.cs-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; padding: 0 1.5rem; border: 1px solid transparent; border-radius: .25rem; font-size: .9375rem; font-weight: 700; transition: background .2s, border-color .2s, color .2s; }
.cs-btn-primary { color: #fff; background: #ff6a00; }
.cs-btn-primary:hover { color: #fff; background: #e95f00; }
.cs-btn-primary:disabled { opacity: .6; cursor: wait; }
.cs-btn-ghost { color: #125da5; border-color: #9dbcd8; background: rgba(255,255,255,.72); }
.cs-btn-ghost:hover { color: #0e5aa7; border-color: #5b93c4; background: #fff; }
.cs-hero-points { display: flex; flex-wrap: wrap; gap: .625rem 1.5rem; margin-top: 1.5rem; color: #41648c; font-size: .8125rem; }
.cs-hero-points li::before { content: '✓'; margin-right: .45rem; color: #1a9e6c; font-weight: 700; }
.cs-request-section { padding: 3.5rem 0 4rem; background: #f4f7fa; }
.cs-request-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.cs-request-main { padding: 1.25rem; border: 1px solid #dbe4ee; background: #fff; }
.cs-section-head > span { color: #ff6a00; font-size: .75rem; font-weight: 700; }
.cs-section-head h2 { margin-top: .4rem; color: #123d6a; font-size: clamp(1.65rem, 3vw, 2.125rem); letter-spacing: 0; }
.cs-section-head p { margin-top: .45rem; color: #6c7d8f; font-size: .9375rem; }
.cs-section-head-center { text-align: center; }
.cs-section-head-center p { max-width: 44rem; margin-right: auto; margin-left: auto; }
.cs-form { margin-top: 1.75rem; }
.cs-form fieldset { border: 0; }
.cs-form fieldset + fieldset { margin-top: 1.75rem; padding-top: 1.75rem; border-top: 1px solid #e5ebf1; }
.cs-form legend { width: 100%; margin-bottom: 1rem; color: #173f6b; font-size: 1.0625rem; font-weight: 700; }
.cs-form-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; }
.cs-field { display: block; min-width: 0; }
.cs-field > span { display: block; margin-bottom: .4rem; color: #40566f; font-size: .8125rem; font-weight: 600; }
.cs-field > span b { color: #d93939; }
.cs-field input, .cs-field select, .cs-field textarea { width: 100%; min-height: 2.875rem; border: 1px solid #c8d4e1; border-radius: .1875rem; padding: .7rem .8rem; color: #21364d; background: #fff; font: inherit; outline: 0; }
.cs-field textarea { resize: vertical; }
.cs-field input:focus, .cs-field select:focus, .cs-field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(14, 90, 167, .1); }
.cs-upload { margin-top: 1rem; border: 1px dashed #8baac8; background: #f6fafe; }
.cs-upload input { position: absolute; width: 1px; height: 1px; overflow: hidden; opacity: 0; }
.cs-upload > label { display: flex; min-height: 5.25rem; flex-direction: column; justify-content: center; padding: 1rem 1.25rem; cursor: pointer; }
.cs-upload > label b { color: var(--blue); }
.cs-upload > label span { margin-top: .25rem; color: #75879a; font-size: .75rem; }
.cs-upload ul { border-top: 1px solid #d9e5f0; }
.cs-upload li { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem 1.25rem; color: #435a72; font-size: .8125rem; }
.cs-upload li small { color: #8494a5; }
.cs-check { display: flex; align-items: flex-start; gap: .625rem; margin-top: 1.1rem; color: #5e7083; font-size: .8125rem; }
.cs-check input { width: 1rem; height: 1rem; margin-top: .15rem; accent-color: var(--blue); }
.cs-submit-row { display: flex; flex-direction: column; align-items: stretch; gap: .75rem; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid #e5ebf1; }
.cs-submit-row p { color: #7b8998; font-size: .75rem; line-height: 1.7; }
.cs-feedback { display: none; margin-top: 1rem; padding: .9rem 1rem; border-left: 3px solid #7d91a6; background: #f3f6f9; color: #53677d; font-size: .8125rem; }
.cs-feedback:not(:empty) { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem 1.15rem; }
.cs-feedback.error { border-color: #d83939; color: #b52e2e; background: #fff4f4; }
.cs-feedback.success { border-color: #16945e; color: #146c48; background: #f0faf5; }
.cs-feedback strong { color: #0b4f96; letter-spacing: .04em; }
.cs-feedback small { flex-basis: 100%; }
.cs-request-side { display: grid; gap: 1rem; }
.cs-side-block { border: 1px solid #dbe4ee; background: #fff; }
.cs-side-block > span { display: block; padding: 1.15rem 1.25rem 0; color: #ff6a00; font-size: .6875rem; font-weight: 700; }
.cs-side-block > h3 { padding: .2rem 1.25rem 1rem; color: #173f6b; font-size: 1.125rem; }
.cs-side-block > a { display: block; min-height: 4.35rem; padding: .8rem 1.25rem; border-top: 1px solid #edf1f5; }
.cs-side-block > a:hover { background: #f2f8fe; }
.cs-side-block > a b, .cs-side-block > a small { display: block; }
.cs-side-block > a b { color: #174f87; }
.cs-side-block > a small { margin-top: .15rem; color: #7e8e9f; }
.cs-status-block form { display: grid; grid-template-columns: minmax(0, 1fr) auto; padding: 0 1.25rem 1.25rem; }
.cs-status-block input { min-width: 0; min-height: 2.75rem; border: 1px solid #b9cbe0; border-right: 0; padding: 0 .75rem; outline: 0; }
.cs-status-block button { min-width: 4rem; color: #fff; background: var(--blue); font-weight: 700; }
.cs-status-result { display: none; margin: 0 1.25rem 1.25rem; padding: .8rem; background: #f4f7fa; font-size: .75rem; }
.cs-status-result:not(:empty) { display: grid; gap: .2rem; }
.cs-status-result.success { border-left: 3px solid #16945e; }
.cs-status-result.error { border-left: 3px solid #d83939; color: #b52e2e; }
.cs-status-result b { color: #146c48; font-size: .875rem; }
.cs-status-result small { color: #7a8999; }
.cs-scope { padding: 4.25rem 0; background: #fff; }
.cs-scope-grid { display: grid; grid-template-columns: minmax(0, 1fr); margin-top: 2.25rem; border-top: 1px solid #dce5ee; border-left: 1px solid #dce5ee; }
.cs-scope-grid article { min-height: 12rem; padding: 1.5rem; border-right: 1px solid #dce5ee; border-bottom: 1px solid #dce5ee; }
.cs-scope-grid i { color: #76a7d5; font-size: .75rem; font-style: normal; font-weight: 700; }
.cs-scope-grid h3 { margin-top: .8rem; color: #173f6b; font-size: 1.0625rem; }
.cs-scope-grid p { margin-top: .55rem; color: #697b8f; font-size: .8125rem; line-height: 1.85; }
.cs-process { padding: 4.25rem 0; background: #eef4f9; }
.cs-process-list { display: grid; grid-template-columns: minmax(0, 1fr); margin-top: 2rem; border-top: 3px solid var(--blue); background: #fff; }
.cs-process-list li { min-height: 10.5rem; padding: 1.35rem; border-bottom: 1px solid #dbe4ed; }
.cs-process-list b { color: #ff6a00; font-size: .75rem; }
.cs-process-list h3 { margin-top: .65rem; color: #173f6b; font-size: 1rem; }
.cs-process-list p { margin-top: .45rem; color: #748496; font-size: .75rem; line-height: 1.8; }
.cs-assurance { padding: 4.25rem 0; color: #fff; background: #0d3c6d; }
.cs-assurance-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2.5rem; }
.cs-assurance h2 { margin-top: .7rem; font-size: clamp(1.65rem, 3vw, 2.125rem); letter-spacing: 0; }
.cs-assurance p { max-width: 43rem; margin-top: .9rem; color: #c7d9e9; line-height: 1.9; }
.cs-assurance a { display: inline-block; margin-top: 1.25rem; color: #72c9ff; font-weight: 700; }
.cs-assurance dl { display: grid; grid-template-columns: minmax(0, 1fr); border-top: 1px solid rgba(255,255,255,.22); border-left: 1px solid rgba(255,255,255,.22); }
.cs-assurance dl div { min-height: 6.5rem; padding: 1.1rem; border-right: 1px solid rgba(255,255,255,.22); border-bottom: 1px solid rgba(255,255,255,.22); }
.cs-assurance dt { font-weight: 700; }
.cs-assurance dd { margin-top: .35rem; color: #b8cde0; font-size: .75rem; }

@media (min-width: 640px) {
  .cs-request-main { padding: 2rem; }
  .cs-form-grid, .cs-scope-grid, .cs-assurance dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cs-field-wide { grid-column: 1 / -1; }
  .cs-submit-row { flex-direction: row; align-items: center; }
  .cs-process-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cs-process-list li { border-right: 1px solid #dbe4ed; }
}
@media (min-width: 900px) {
  .cs-request-layout { grid-template-columns: minmax(0, 1fr) 19rem; gap: 1.5rem; }
  .cs-request-side { position: sticky; top: 1rem; }
  .cs-scope-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cs-process-list { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .cs-assurance-grid { grid-template-columns: minmax(0, 1.15fr) minmax(28rem, .85fr); align-items: center; }
}
@media (max-width: 639px) {
  .cs-hero { min-height: 34rem; background-position: 62% center; }
  .cs-hero-in { min-height: 34rem; align-items: flex-end; }
  .cs-hero h1 { max-width: 8em; }
  .cs-hero-copy > p { font-size: .9375rem; }
  .cs-hero-actions .cs-btn { width: 100%; }
  .cs-hero-points { display: grid; gap: .35rem; }
}
.live-structure-missing[hidden] { display: none; }
.live-structure-missing b { color: #516b88; font-size: 14px; }
.live-structure-missing small { font-size: 12px; }

/* ---------- 高级分类筛选 ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.advanced-filter {
  display: grid; grid-template-columns: 300px minmax(0, 1fr);
  margin-bottom: 14px; border: 1px solid #d8e4eb; background: #eef7fa;
}
.af-elements { padding: 12px; border-right: 1px solid #d8e4eb; background: #fff; }
.af-elements > strong { display: block; margin-bottom: 8px; color: #26384d; font-size: 13px; }
.af-periodic { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.af-periodic button {
  height: 38px; margin: -1px 0 0 -1px; border: 1px solid #fff;
  color: #185b7d; background: #cfeef6; font-size: 13px;
}
.af-periodic button:nth-child(6) { grid-column: 2; }
.af-periodic button:nth-child(10) { grid-column: 5; }
.af-periodic button:nth-child(11) { grid-column: 5; }
.af-periodic button:hover, .af-periodic button.on { color: #fff; background: #ff7800; }
.af-options { min-width: 0; padding: 14px 18px; }
.af-line { display: flex; align-items: flex-start; gap: 12px; min-height: 42px; }
.af-line + .af-line { margin-top: 4px; }
.af-line b { flex: 0 0 auto; color: #26384d; font-size: 13px; line-height: 30px; }
.af-line > div { display: flex; flex-wrap: wrap; gap: 5px 8px; }
.af-line button {
  min-height: 30px; padding: 4px 9px; color: #445b73; font-size: 12px;
  border: 1px solid transparent; background: transparent;
}
.af-line button:hover, .af-line button.on { color: var(--blue); border-color: #a9cbe2; background: #fff; }
.af-controls {
  grid-column: 1 / -1; display: flex; align-items: stretch; min-height: 46px;
  border-top: 1px solid #d8e4eb; background: #f5f9fb;
}
.af-controls > button, .af-controls select {
  min-width: 92px; height: 46px; padding: 0 14px; border: 0; border-right: 1px solid #d8e4eb;
  border-radius: 0; color: #344b63; background: #fff; font-size: 13px;
}
.af-controls > button.on { color: var(--blue); background: #e8f3fb; font-weight: 700; }
.af-controls label { display: block; }
.af-controls select { min-width: 108px; cursor: pointer; }
.af-controls .af-clear { margin-left: auto; border-right: 0; color: #6d7d8d; background: transparent; }
.af-controls .af-clear:hover { color: var(--blue); }

@media (max-width: 900px) {
  .advanced-filter { grid-template-columns: 240px minmax(0, 1fr); }
  .category-index-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
  .subcategory-index-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 24px; }
  .pd-overview-card { grid-template-columns: 250px minmax(0, 1fr); gap: 24px; }
  .pd-overview-card .pd-stage { width: 250px; height: 250px; }
  .pd-title-cn { font-size: 20px; }
}
@media (max-width: 760px) {
  .advanced-filter { display: block; }
  .af-elements { border-right: 0; border-bottom: 1px solid #d8e4eb; }
  .af-line { display: block; }
  .af-line b { display: block; }
  .af-controls { flex-wrap: wrap; }
  .af-controls .af-clear { margin-left: 0; }
  .category-index-grid, .subcategory-index-grid { grid-template-columns: 1fr; padding-top: 8px; }
  .category-index-item { min-height: 76px; }
  .pd-overview-card { display: block; padding: 14px; }
  .pd-overview-card .pd-gallery { display: flex; justify-content: center; }
  .pd-overview-card .pd-stage { width: min(100%, 300px); height: 280px; }
  .pd-summary { padding-top: 18px; }
  .pd-title-cn { font-size: 20px; }
  /* 手机端规格栅格回到两列（80px 标签列），末行去底线 */
  .pd-facts { grid-template-columns: 80px minmax(0, 1fr); }
  .pd-facts dt, .pd-facts dd { padding: 8px 10px; }
  .pd-facts > div:nth-child(even) dd { border-right: 1px solid #e7e9ed; }
  .pd-facts > div:last-child dt, .pd-facts > div:last-child dd { border-bottom: 0; }
  .pd-pack-section { padding: 16px 12px; }
  /* 手机端断点：同一套标记切到方案B 胶囊分段形态 */
  .pd-tabswrap { border-bottom: 0; }
  .pd-detail-tabs {
    display: flex; flex-wrap: nowrap; gap: 2px; padding: 4px;
    background: #eef1f5; border-radius: 10px;
    overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch;
    scrollbar-width: none; -ms-overflow-style: none;
  }
  .pd-detail-tabs::-webkit-scrollbar { display: none; }
  .pd-detail-tabs button {
    flex: 0 0 auto; white-space: nowrap; padding: 9px 15px; font-size: 13.5px;
    border: 0; border-radius: 8px; gap: 6px; background: none;
  }
  .pd-detail-tabs button .ic { width: 15px; height: 15px; }
  .pd-detail-tabs button .cnt { display: none; }
  .pd-detail-tabs button.on {
    background: #fff; color: var(--blue); font-weight: 700;
    box-shadow: 0 1px 4px rgba(20,40,80,.14);
  }
  .pd-detail-tabs button.on::after { display: none; }
  .pd-detail-panel { border-top: 1px solid var(--line); }
  .pd-info-list > div { grid-template-columns: 108px minmax(0, 1fr); }
  .pd-info-list dt, .pd-info-list dd { padding: 11px 8px; }
  .pd-materials { grid-template-columns: 1fr; }
  .pd-materials img, .pd-material-structure { width: 100%; max-width: 240px; height: 220px; }
}

/* ---------- 结构母核分析 ---------- */
.scaffold-intro { padding: 30px 0 24px; border-bottom: 1px solid #dce5ef; background: #fff; }
.scaffold-title-row { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.scaffold-title-row h1 { color: #0781c4; font-size: 30px; letter-spacing: 0; }
.scaffold-title-row a { min-height: 38px; padding: 8px 18px; border: 1px solid #f1b900; border-radius: 22px; color: #0676bd; background: #fff; font-size: 13px; font-weight: 700; }
.scaffold-title-row a:hover { color: #fff; background: #f1b900; }
.scaffold-intro p { margin: 8px 0; color: #293c50; font-size: 14px; line-height: 1.85; }
.scaffold-points { display: grid; gap: 5px; margin: 10px 0 12px; }
.scaffold-points li { position: relative; padding-left: 24px; color: #23384c; font-size: 13px; line-height: 1.6; }
.scaffold-points li::before { content: '➤'; position: absolute; left: 0; top: 0; color: #0781c4; }
.scaffold-analyzer { margin-bottom: 26px; border: 1px solid #d6e0e8; background: #fff; }
.scaffold-chart-search { display: flex; align-items: stretch; min-height: 52px; padding: 7px 10px; background: #edf6f9; }
.scaffold-chart-search input { width: 280px; min-width: 0; border: 1px solid #d6e0e8; border-right: 0; padding: 0 13px; color: #243b52; background: #fff; font-size: 14px; outline: 0; }
.scaffold-chart-search > button { border-radius: 0; }
.scaffold-chart-search > button[type='submit'] { width: 42px; color: #173b63; background: #ffd20a; font-size: 28px; line-height: 1; }
.scaffold-chart-tab { margin-left: 16px; padding: 0 14px; color: #087cbe; background: #fff; font-size: 14px; }
.scaffold-chart-tab.on { box-shadow: inset 0 -2px 0 #0781c4; }
.scaffold-chart-collapse { width: 38px; color: #173b63; background: #ffd20a; font-size: 23px; }
.scaffold-chart-panel { padding: 12px 14px 6px; }
.scaffold-chart-panel[hidden] { display: none; }
.scaffold-chart-panel h2 { color: #111; font-size: 18px; font-weight: 500; text-align: center; }
.scaffold-chart { width: 100%; overflow-x: auto; overflow-y: hidden; }
.scaffold-chart svg { display: block; width: 100%; height: 380px; }
.scaffold-grid line { stroke: #e5e9ee; stroke-width: 1; }
.scaffold-grid text { fill: #7e8b98; font-size: 11px; }
.scaffold-y-title { fill: #111; font-size: 14px; font-weight: 700; }
.scaffold-bar { cursor: pointer; outline: none; }
.scaffold-bar rect { fill: #5a9bd5; transition: fill .16s ease, opacity .16s ease; }
.scaffold-bar:hover rect, .scaffold-bar:focus rect { fill: #ff9f24; }
.scaffold-bar-count { fill: #152a42; font-size: 10px; }
.scaffold-bar-label { fill: #17293c; font-size: 10px; writing-mode: vertical-rl; }
.scaffold-chart-empty { display: grid; place-items: center; min-height: 260px; color: #7b8998; }
/* 主从两栏: 左栏分组导航 + 右栏母核详情, 高度锁定, 避免超长滚动 */
.scaffold-catalog { display: grid; grid-template-columns: 296px minmax(0, 1fr); height: clamp(560px, calc(100vh - 200px), 820px); margin: -8px 0 26px; border: 1px solid #d6e0e8; background: #fff; }
.scaffold-nav { display: flex; min-width: 0; min-height: 0; flex-direction: column; border-right: 1px solid #d6e0e8; background: #fff; }
.scaffold-nav-search { display: flex; flex: none; padding: 9px 10px; border-bottom: 1px solid #d6e0e8; background: #edf6f9; }
.scaffold-nav-search input { flex: 1; min-width: 0; height: 38px; border: 1px solid #d6e0e8; border-right: 0; padding: 0 11px; color: #243b52; background: #fff; font-size: 13px; outline: 0; }
.scaffold-nav-search button { width: 38px; height: 38px; border-radius: 0; color: #173b63; background: #ffd20a; font-size: 20px; line-height: 1; }
.scaffold-nav-body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.scaffold-nav-group > button { display: grid; width: 100%; min-height: 40px; grid-template-columns: minmax(0, 1fr) auto auto; gap: 8px; align-items: center; padding: 0 12px; border-bottom: 1px solid #d6e0e8; border-radius: 0; color: #0e5aa7; background: #edf6f9; font-size: 13px; font-weight: 500; text-align: left; }
.scaffold-nav-group > button:hover { background: #e2f0f8; }
.scaffold-nav-group > button small { color: #8294a5; font-size: 11px; font-weight: 400; }
.scaffold-nav-group > button i { font-style: normal; font-size: 15px; transition: transform .16s ease; }
.scaffold-nav-group.open > button i { transform: rotate(90deg); }
.scaffold-nav-group ul { display: none; margin: 0; padding: 0; list-style: none; }
.scaffold-nav-group.open ul { display: block; }
.scaffold-nav-group li > button { display: grid; width: 100%; min-height: 46px; grid-template-columns: 46px minmax(0, 1fr) auto; gap: 9px; align-items: center; padding: 5px 10px; border-bottom: 1px solid #eef2f6; border-radius: 0; background: #fff; text-align: left; }
.scaffold-nav-group li > button:hover { background: #f3f9fe; }
.scaffold-nav-group li > button.on { background: #eaf4fd; box-shadow: inset 3px 0 0 #0e5aa7; }
.scaffold-nav-thumb { display: grid; width: 46px; height: 36px; place-items: center; border: 1px solid #e2e9f0; background: #fff; }
.scaffold-nav-thumb img { max-width: 100%; max-height: 100%; object-fit: contain; }
.scaffold-nav-name { overflow: hidden; color: #123b65; font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.scaffold-nav-group li > button.on .scaffold-nav-name { color: #07559a; font-weight: 500; }
.scaffold-nav-count { color: #8491a1; font-size: 11px; }
.scaffold-nav-empty { padding: 34px 16px; color: #8491a1; font-size: 12px; text-align: center; }
.scaffold-panel { display: flex; min-width: 0; min-height: 0; flex-direction: column; }
.scaffold-panel-head { display: flex; flex: none; min-height: 62px; align-items: center; gap: 18px; padding: 10px 18px; border-bottom: 1px solid #d6e0e8; background: #fff; }
.scaffold-panel-title { min-width: 0; }
.scaffold-panel-title h3 { color: #123b65; font-size: 17px; }
.scaffold-panel-title p { margin-top: 3px; color: #8491a1; font-size: 11px; }
.scaffold-panel-meta { display: flex; margin-left: auto; align-items: center; gap: 16px; color: #66798d; font-size: 12px; white-space: nowrap; }
.scaffold-panel-meta b { color: #ed3a32; font-size: 14px; }
.scaffold-panel-meta a { color: #087cbe; }
.scaffold-panel-body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; background: #fbfdff; }
.scaffold-panel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); }
.scaffold-panel-grid > button { min-width: 0; min-height: 168px; padding: 8px 6px; border-right: 1px solid #e6ecf2; border-bottom: 1px solid #e6ecf2; border-radius: 0; background: #fff; text-align: left; }
.scaffold-panel-grid > button:hover { background: #f3f9fe; }
.scaffold-panel-grid > button span { display: block; height: 124px; border: 1px solid #e2e9f0; }
.scaffold-panel-grid > button img { width: 100%; height: 100%; padding: 8px; object-fit: contain; }
.scaffold-panel-grid > button b { display: block; margin-top: 6px; color: #222; font-size: 12px; font-weight: 500; }
.scaffold-panel-empty { display: grid; min-height: 260px; place-items: center; padding: 40px 24px; color: #8491a1; font-size: 13px; text-align: center; }
.scaffold-bar.on rect { fill: #ff9f24; }

/* ---------- 专题化合物库 ---------- */
.compound-library-page { min-height: 720px; background: #f6f8fb; }
.compound-library-hero { border-bottom: 1px solid #dbe4ee; background: #fff; }
.compound-library-hero-in { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 32px; align-items: center; padding-top: 16px; padding-bottom: 16px; }
.compound-library-tag { color: #ff6900; font-size: 12px; font-weight: 700; }
.compound-library-hero h1 { margin-top: 4px; color: #086cb5; font-size: 24px; }
.compound-library-hero h2 { margin-top: 3px; color: #173b63; font-size: 13px; font-weight: 600; }
.compound-library-hero p { max-width: 760px; margin-top: 6px; overflow: hidden; color: #52677d; font-size: 13px; line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.compound-library-metrics { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid #dbe4ee; }
.compound-library-metrics div { padding: 11px 8px; border-right: 1px solid #dbe4ee; text-align: center; }
.compound-library-metrics div:last-child { border-right: 0; }
.compound-library-metrics b, .compound-library-metrics span { display: block; }
.compound-library-metrics b { color: #0e5aa7; font-size: 17px; }
.compound-library-metrics span { margin-top: 4px; color: #7b8a99; font-size: 11px; }
.compound-library-main { padding-top: 14px; padding-bottom: 48px; }
.compound-library-filter { border: 1px solid #dbe4ee; background: #fff; }
.compound-library-filter-head { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 24px; align-items: center; padding: 10px 20px; border-bottom: 1px solid #dbe4ee; }
.compound-library-filter-head h2 { color: #173b63; font-size: 15px; }
.compound-library-filter-head p { margin-top: 2px; color: #8491a1; font-size: 12px; }
.compound-library-filter-head form { display: flex; height: 36px; }
.compound-library-filter-head input { flex: 1; min-width: 0; border: 1px solid #b9cbe0; padding: 0 13px; }
.compound-library-filter-head button { width: 80px; border-radius: 0; color: #fff; background: #0e5aa7; font-weight: 700; }
.compound-library-rules { display: grid; grid-template-columns: repeat(5, 1fr); }
.compound-library-rules button { min-height: 56px; padding: 8px 12px; border-right: 1px solid #dbe4ee; border-radius: 0; background: #fff; text-align: left; }
.compound-library-rules button:last-child { border-right: 0; }
.compound-library-rules button.on, .compound-library-rules button:hover { background: #eef7fd; box-shadow: inset 0 3px 0 #0e5aa7; }
.compound-library-rules span, .compound-library-rules small { display: block; }
.compound-library-rules span { color: #173b63; font-size: 13px; font-weight: 700; }
.compound-library-rules small { margin-top: 2px; color: #8090a1; font-size: 11px; }
.compound-library-rules em { float: right; margin-top: 2px; padding: 0 7px; border-radius: 9px; color: #0e5aa7; background: #eef7fd; font-size: 11px; font-style: normal; line-height: 17px; }
.compound-library-rules button.on em, .compound-library-rules button:hover em { color: #fff; background: #0e5aa7; }
.compound-library-results { margin-top: 14px; }
.compound-library-result-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; padding: 10px 16px; border: 1px solid #dbe4ee; background: #fff; }
.compound-library-result-head h2 { color: #173b63; font-size: 17px; }
.compound-library-result-head p { color: #65778b; font-size: 13px; }
.compound-library-result-head b { color: #ed3a32; }

/* 分子库六库切换条（吸顶） */
.lib-hub { position: sticky; top: 46px; z-index: 60; border-bottom: 1px solid #dbe4ee; background: rgba(255, 255, 255, .98); box-shadow: 0 2px 8px rgba(24, 58, 93, .05); }
.lib-hub-in { display: flex; align-items: stretch; min-height: 46px; }
.lib-hub-label { display: inline-flex; align-items: center; padding-right: 18px; border-right: 1px solid #e1e8ef; color: #173a67; font-size: 14px; font-weight: 700; }
.lib-hub-links { display: flex; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.lib-hub-links::-webkit-scrollbar { display: none; }
.lib-hub-links a { display: inline-flex; align-items: center; padding: 0 16px; color: #495d72; font-size: 13px; white-space: nowrap; border-bottom: 3px solid transparent; }
.lib-hub-links a:hover { color: var(--blue); background: #f5f9fd; }
.lib-hub-links a.on { color: var(--blue); border-bottom-color: #ff6a00; font-weight: 700; }
@media (max-width: 760px) {
  .lib-hub { top: 0; }
  .lib-hub-label { display: none; }
  .compound-library-hero-in { grid-template-columns: 1fr; gap: 14px; padding-top: 14px; padding-bottom: 14px; }
  .compound-library-rules { grid-template-columns: repeat(2, 1fr); }
  .compound-library-rules button { border-bottom: 1px solid #dbe4ee; }
  .compound-library-filter-head { grid-template-columns: 1fr; gap: 10px; }
}
@media (max-width: 760px) {
  .scaffold-intro { padding: 22px 0 18px; }
  .scaffold-title-row { align-items: flex-start; flex-wrap: wrap; }
  .scaffold-title-row h1 { width: 100%; font-size: 25px; }
  .scaffold-chart-search { flex-wrap: wrap; gap: 7px; }
  .scaffold-chart-search input { flex: 1; width: auto; min-height: 42px; }
  .scaffold-chart-search > button[type='submit'] { min-height: 42px; }
  .scaffold-chart-tab { margin-left: 0; min-height: 38px; }
  .scaffold-chart svg { width: auto; }
}
@media (max-width: 900px) {
  .scaffold-catalog { grid-template-columns: 1fr; height: auto; }
  .scaffold-nav { border-right: 0; border-bottom: 1px solid #d6e0e8; }
  .scaffold-nav-body { max-height: 300px; }
  .scaffold-nav-group li > button { min-height: 42px; }
  .scaffold-panel-body { max-height: 78vh; }
  .scaffold-panel-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .scaffold-panel-grid > button { min-height: 146px; }
  .scaffold-panel-grid > button span { height: 102px; }
  .compound-library-hero-in { grid-template-columns: 1fr; gap: 22px; }
  .compound-library-filter-head { grid-template-columns: 1fr; }
  .compound-library-rules { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 商品卡：源叶式"一卡多包装"（列表页选规格 + 直接加购） ---------- */
.pcard-price-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-top: 10px; min-height: 24px; }
.pcard-price-row .price { color: var(--red); font-size: 12px; white-space: nowrap; }
.pcard-price-row .price i { font-style: normal; font-size: 17px; font-weight: 700; font-family: Arial; }
.pcard-stock { font-size: 11.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-stock.is-available { color: var(--green); }
.pcard-stock.is-order { color: #c07f00; }
.pcard-stock.is-unknown { color: var(--ink-3); }
.pcard-buy { display: flex; align-items: stretch; gap: 6px; margin-top: 8px; }
.pcard-buy-single { align-items: center; }
.pcard-buy .pcard-pack { font-size: 12px; color: #66788a; }
.pcard-pack-select {
  flex: 1 1 auto; min-width: 0; padding: 5px 6px; border: 1px solid var(--line); border-radius: 5px;
  background: #fff; color: var(--ink); font-size: 12.5px; cursor: pointer;
}
.pcard-pack-select:focus { outline: 2px solid #bcd4f5; outline-offset: 0; border-color: var(--blue); }
.pcard-cart {
  flex: 0 0 auto; padding: 6px 14px; border: 0; border-radius: 5px; background: var(--orange);
  color: #fff; font-size: 12px; white-space: nowrap; cursor: pointer; transition: background .2s;
}
.pcard-buy-single .pcard-cart { margin-left: auto; }
.pcard-cart:hover { background: #e85e00; }
.pcard-cart:disabled { opacity: .65; cursor: default; }
.pcard-detail { display: inline-block; margin-top: 8px; font-size: 11.5px; color: var(--ink-3); }
.pcard-detail:hover { color: var(--blue); }
@media (max-width: 640px) {
  .pcard-pack-select { font-size: 12px; }
  .pcard-cart { padding: 6px 10px; }
}

/* ---------- 修复：grid 容器自动行高使 img height:100% 解析失败，图片按宽度撑高后
   被 overflow:hidden 裁掉上下（分子图显示不全）。把行/列轨道定成 100% 让百分比高度生效 ---------- */
.pcard-img > .live-molecule { grid-template-rows: 100%; grid-template-columns: 100%; }
.pd-material-structure { grid-template-rows: 100%; grid-template-columns: 100%; }
.pd-overview-card .pd-stage > .live-molecule { grid-template-rows: 100%; grid-template-columns: 100%; }

/* ============================================================
   详情页 v9 模块：信任条 / 首屏购买盒 / 折合单价 / 上下游横条
   / 文档中心 / 安全与毒理 / 三路推荐 / 移动端吸底 / 询价单
   ============================================================ */
.pd-trust { background: #fff; border-bottom: 1px solid var(--line); }
.pd-trust-in { display: flex; flex-wrap: wrap; gap: 8px 26px; min-height: 40px; align-items: center; font-size: 12.5px; color: var(--ink-2); }
.pd-trust-in span { display: flex; align-items: center; gap: 6px; }
.pd-trust-in i { width: 15px; height: 15px; border-radius: 50%; background: #e9f6ef; color: #16834f; font-style: normal; font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.pd-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pd-chip { font-size: 12px; padding: 3px 10px; border-radius: 12px; background: var(--blue-l); color: var(--blue); }
.pd-chip.is-stock { background: #eaf7f0; color: #177a4a; }
.pd-chip.is-danger { background: #fff1f0; color: #c02a2a; }
.pd-chip.is-brand { display: inline-flex; align-items: center; gap: 4px; background: #e8f1fb; color: var(--blue); border: 1px solid #b9d2ec; font-weight: 700; }
.pd-chip.is-brand::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
/* 方案A：同一 CAS 多纯度（筛选条 + 分组行 + 可选纯度 chip） */
.pd-chip.is-purity { background: #eef4ff; color: #12508f; border: 1px solid #c3d8f2; font-weight: 700; }
.pd-fact-strong { color: var(--blue-d); font-weight: 700; }
.pd-purity-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; background: #f7f9fc; border: 1px solid var(--line); border-radius: 6px; padding: 8px 12px; margin-bottom: 12px; }
.pd-purity-lab { font-size: 12.5px; color: var(--ink-2); }
.pd-purity-tag { border: 1px solid #cfd8e3; background: #fff; color: var(--ink-2); border-radius: 14px; padding: 3px 14px; font-size: 12.5px; cursor: pointer; font-family: inherit; }
.pd-purity-tag:hover { border-color: var(--blue); color: var(--blue); }
.pd-purity-tag.on { border-color: var(--blue); background: var(--blue-l); color: var(--blue); font-weight: 700; }
.pd-purity-tag .n { color: var(--ink-3); font-size: 11px; margin-left: 3px; }
.pd-purity-tag.on .n { color: var(--blue); }
.pd-purity-group td { background: #f7f9fc; text-align: left; font-size: 12.5px; color: var(--ink-2); padding: 7px 12px; border-bottom: 1px solid var(--line); }
.pd-purity-group .gp { color: var(--blue-d); font-weight: 700; margin-right: 8px; }
.pd-code-cell { font-family: Consolas, "Courier New", monospace; color: #33506e; }
.pd-purity-cell { color: #12508f; font-weight: 700; }

.pd-buybox { border: 1px solid #ffd9c2; background: #fffaf5; border-radius: var(--radius); padding: 12px 14px; margin: 14px 0; }
.pd-bb-price { display: flex; align-items: baseline; gap: 8px; color: var(--red); flex-wrap: wrap; }
.pd-bb-price b { font-size: 26px; line-height: 1.1; font-family: Arial; }
.pd-bb-price span { font-size: 13px; }
.pd-bb-price em { font-style: normal; font-size: 12.5px; color: var(--ink-3); margin-left: auto; }
.pd-bb-meta { font-size: 12.5px; color: var(--ink-2); margin-top: 6px; line-height: 1.7; }
.pd-bb-meta a { color: var(--blue); }
.pd-bb-btns { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 11px; align-items: center; }
.pd-bb-main { background: var(--red); border: 1px solid var(--red); color: #fff; border-radius: 6px; padding: 10px 32px; font-size: 15px; font-weight: 700; cursor: pointer; }
.pd-bb-main:hover { background: #c93030; }
.pd-bb-quote, .pd-bb-ask { background: #fff; border: 1px solid var(--red); color: var(--red); border-radius: 6px; padding: 10px 18px; font-size: 14px; cursor: pointer; }
.pd-bb-ask { border-color: var(--blue); color: var(--blue); }
.pd-bb-quote:hover { background: #fdf1f1; }
.pd-bb-ask:hover { background: #f1f7fd; }
.pd-fav { display: inline-flex; align-items: center; gap: 6px; margin-left: auto; background: #fff; border: 1px solid var(--line); color: var(--ink-2); border-radius: 6px; padding: 10px 14px; font-size: 14px; cursor: pointer; }
.pd-fav svg { width: 15px; height: 15px; flex: none; }
.pd-fav:hover { border-color: var(--orange); color: var(--orange); background: #fffaf5; }
.pd-fav.on { border-color: var(--orange); color: var(--orange); background: #fff5eb; }
.pd-fav.on svg path { fill: currentColor; }
.pd-bb-coa { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin-top: 11px; font-size: 12.5px; color: var(--ink-2); }
.pd-bb-coa input { height: 30px; width: 210px; max-width: 60vw; border: 1px solid var(--line); border-radius: 5px; padding: 0 9px; font-size: 12.5px; }
.pd-bb-coa button { height: 30px; border: 1px solid var(--line); background: #fff; border-radius: 5px; padding: 0 12px; font-size: 12.5px; color: var(--blue); cursor: pointer; }

.pd-perg { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--ink-3); margin-top: 3px; white-space: nowrap; }
.pd-perg i { display: block; height: 5px; border-radius: 3px; background: #cfe0f5; }
.pd-tag-best { background: #fff1f0; color: var(--red); border: 1px solid #f7c1c1; border-radius: 4px; font-size: 11px; padding: 0 5px; }
.pd-pack-foot { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-top: 0; padding: 11px 14px; background: #f8fafc; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 var(--radius) var(--radius); font-size: 13px; color: var(--ink-2); }
.pd-pack-foot b { color: var(--ink); }
.pd-sm-btn { border: 1px solid var(--blue); background: #fff; color: var(--blue); border-radius: 5px; padding: 7px 14px; font-size: 12.5px; cursor: pointer; }
.pd-sm-btn:hover { background: #f1f7fd; }
.pd-sm-btn.is-orange { border-color: var(--orange); color: var(--orange); }
.pd-sm-btn.is-orange:hover { background: #fff5eb; }

.pd-strip-sec { margin: 16px auto 0; }
.pd-strip-sec > h2 small { font-size: 12px; font-weight: 400; color: var(--ink-3); margin-left: 8px; }
.pd-udstrip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto; gap: 12px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.pd-uds { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fbfcfe; min-width: 0; }
.pd-uds.is-mid { border-color: var(--blue); background: #f4f9ff; }
.pd-uds-lab { font-size: 12.5px; font-weight: 700; color: #173a67; white-space: nowrap; }
.pd-uds.is-mid .pd-uds-lab { color: var(--blue); }
.pd-uds-thumbs { display: flex; gap: 5px; }
.pd-uds-thumb { width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 6px; background: #fff; display: flex; align-items: center; justify-content: center; overflow: hidden; flex: none; }
.pd-uds-thumb img { width: 100%; height: 100%; object-fit: contain; }
.pd-uds-thumb.is-ph { color: #b9c4d0; font-size: 16px; }
.pd-ph-mini { color: #b9c4d0; font-size: 18px; font-weight: 600; }
.pd-uds-thumb[hidden] { display: none; }   /* 修复：author 的 display:flex 会盖过 UA 的 [hidden] */
.pd-uds-n { font-size: 11.5px; color: var(--ink-3); white-space: nowrap; margin-left: auto; }

.pd-subh { margin: 18px 0 4px; padding-left: 9px; border-left: 3px solid var(--blue); font-size: 14px; font-weight: 700; color: #111; }
.pd-subh span { font-size: 12px; font-weight: 400; color: var(--ink-3); margin-left: 6px; }
.pd-srcnote { color: var(--ink-3); font-size: 12px; margin: 8px 0 0; line-height: 1.7; }
.pd-pending { background: #f8fafc; border: 1px dashed #c9d6e5; border-radius: 8px; padding: 11px 14px; color: var(--ink-2); font-size: 12.5px; margin: 10px 0 4px; line-height: 1.8; }
.pd-copy { border: 1px solid var(--line); background: #fff; color: var(--blue); border-radius: 5px; font-size: 11.5px; padding: 1px 8px; margin-left: 8px; cursor: pointer; vertical-align: 1px; }
.pd-copy:hover { background: #f1f7fd; }
.pd-loading { color: var(--ink-3); font-size: 12.5px; padding: 10px 0; }

.pd-ghs-row { display: flex; flex-wrap: wrap; gap: 14px; padding: 10px 2px; }
.pd-ghs { width: 82px; text-align: center; font-size: 11.5px; color: var(--ink-2); }
.pd-ghs .dia { width: 52px; height: 52px; margin: 0 auto 5px; border-radius: 50%; border: 3px solid var(--red); color: var(--red); display: flex; align-items: center; justify-content: center; font-size: 11.5px; font-weight: 700; white-space: nowrap; letter-spacing: -.3px; }
.pd-ghs.is-amber .dia { border-color: var(--orange); color: var(--orange); }
.pd-ghs.is-blue .dia { border-color: var(--blue); color: var(--blue); }
.pd-ghs.is-green .dia { border-color: #16834f; color: #16834f; }
.pd-hzd { display: inline-block; background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 3px 8px; margin: 0 6px 6px 0; font-size: 12.5px; font-weight: 600; color: #b4232a; }
.pd-docs { width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; margin-top: 6px; }
.pd-docs th { background: #f6f8fb; color: var(--ink-2); font-weight: 400; font-size: 12.5px; text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.pd-docs td { padding: 11px 12px; border-bottom: 1px solid #f0f3f8; }
.pd-docs tr:last-child td { border-bottom: 0; }
.pd-ver { display: inline-block; background: var(--blue-l); color: var(--blue); border-radius: 4px; font-size: 11.5px; padding: 0 6px; }
.pd-ver.is-old { background: #f1f3f6; color: var(--ink-3); }
.pd-ver.is-gen { background: #e8f5ee; color: #1c7c4c; }
.pd-docs a { color: var(--blue); }
.pd-docs .pd-docs-link { border: 0; background: none; padding: 0; color: var(--blue); font-size: inherit; cursor: pointer; font-family: inherit; }
.pd-docs .pd-docs-link:hover { text-decoration: underline; }

.reco-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 8px; }
.reco-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px; text-align: center; transition: box-shadow .2s, border-color .2s; }
.reco-card:hover { border-color: #bcd4f5; box-shadow: 0 4px 14px rgba(20,40,80,.08); }
.reco-card .rc-img { height: 104px; display: flex; align-items: center; justify-content: center; }
.reco-card .rc-img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.reco-card b { display: block; font-size: 12.5px; font-weight: 400; color: var(--ink); line-height: 1.35; margin-top: 6px; height: 34px; overflow: hidden; }
.reco-card .rc-cas { font-size: 11.5px; color: var(--ink-3); margin-top: 2px; }
.reco-card .rc-price { color: var(--red); font-weight: 700; font-size: 13.5px; margin-top: 4px; }
.reco-card .rc-price small { font-weight: 400; color: var(--ink-3); font-size: 11px; }
.reco-sim { position: absolute; top: 8px; left: 8px; background: #eef5fd; color: #2a6cb0; font-size: 11px; border-radius: 9px; padding: 1px 7px; }
.reco-tag { display: inline-block; font-size: 11px; background: #fff4e8; color: #b2510a; border-radius: 8px; padding: 0 7px; margin-top: 5px; }
/* 实验搭配：反应搭档卡 + 体系催化剂条 + 条件提示 */
.cmp-group { margin-top: 14px; }
.cmp-group .reco-grid { margin-top: 6px; }
.cmp-ghead { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin-top: 4px; }
.cmp-gtitle { font-size: 13.5px; font-weight: 700; color: #173a67; }
.cmp-gtitle::before { content: ''; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #e6822a; margin-right: 6px; vertical-align: 1px; }
.cmp-tip { font-size: 11.5px; color: var(--ink-3); }
.cmp-card .reco-tag { margin: 0 0 4px; }
.cmp-card .rc-img { display: flex; text-decoration: none; }
.cmp-act { margin-top: 6px; }
.cmp-act .pd-sm-btn { font-size: 11.5px; padding: 3px 12px; }
.cmp-cats { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
.cmp-cats-lab { font-size: 12px; color: var(--ink-2); }
.cmp-cat { display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 5px 10px; font-size: 12px; }
.cmp-cat-name b { color: var(--ink); }
.cmp-cat-name { display: inline-flex; align-items: baseline; gap: 6px; }
.cmp-cat-name em { font-style: normal; font-size: 10.5px; color: #2a6cb0; background: #eef5fd; border-radius: 7px; padding: 0 6px; }
.cmp-cat-price { color: var(--red); font-weight: 700; font-size: 12px; }
.cmp-cat-price small { font-weight: 400; color: var(--ink-3); font-size: 10.5px; }
.cmp-cat .pd-sm-btn { font-size: 11px; padding: 2px 9px; }
/* 安全与合规 · 合规文件三入口（设计稿样式：蓝色文件名 + 灰色版本/状态副行） */
.pd-doc-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.pd-doc-chip { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 1px; border: 1px solid #c9dcf2; background: #f7fbff; border-radius: 6px; padding: 6px 12px; text-decoration: none; transition: border-color .2s, background .2s; }
.pd-doc-chip:hover { border-color: #9dc0e8; background: #eef6ff; }
.pd-doc-chip b { color: var(--blue); font-size: 12.5px; font-weight: 600; }
.pd-doc-chip i { color: var(--ink-3); font-size: 11px; font-style: normal; }
.pd-hit { color: #999; }
.pd-en-name { color: #666; font-size: 11.5px; }

.pd-udflow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 8px; }
.pd-udcol { border: 1px solid var(--line); border-radius: 10px; background: #fff; overflow: hidden; display: flex; flex-direction: column; }
.pd-udhead { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 11px 14px; background: #f6f8fb; border-bottom: 1px solid var(--line); font-size: 13.5px; font-weight: 700; color: #173a67; }
.pd-udhead .n { font-size: 11.5px; font-weight: 400; color: var(--ink-3); }
.pd-udcol.is-mid { border-color: var(--blue); }
.pd-udcol.is-mid .pd-udhead { background: var(--blue); color: #fff; }
.pd-udcol.is-mid .pd-udhead .n { color: rgba(255,255,255,.85); }
.pd-uditem { display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 11px; padding: 11px 14px; border-bottom: 1px solid #f0f3f8; align-items: center; }
.pd-uditem:last-child { border-bottom: 0; }
.pd-udthumb { width: 60px; height: 56px; border: 1px solid var(--line); border-radius: 8px; background: #fff; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.pd-udthumb img { width: 100%; height: 100%; object-fit: contain; }
.pd-udname { font-size: 12.5px; color: var(--ink); line-height: 1.35; }
.pd-udname .en { color: #666; font-size: 11.5px; }
.pd-udmeta { font-size: 11.5px; color: var(--ink-3); margin-top: 3px; line-height: 1.6; }
.pd-udmeta em { font-style: normal; color: #2a6cb0; background: #eef5fd; border-radius: 8px; padding: 0 6px; margin-left: 5px; }
.pd-udbuy { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 6px; }
.pd-udprice { color: var(--red); font-weight: 700; font-size: 13.5px; }
.pd-udprice small { font-weight: 400; color: var(--ink-3); font-size: 11px; }
.pd-udbuy button, .pd-udbuy a { border: 1px solid var(--red); background: #fff; color: var(--red); border-radius: 5px; padding: 3px 12px; font-size: 12px; white-space: nowrap; cursor: pointer; }
.pd-udbuy button.is-ask { border-color: var(--orange); color: var(--orange); }
.pd-udbuy button.is-go, .pd-udbuy a { border-color: var(--blue); color: var(--blue); }

.pd-mbar { display: none; }
.pd-quote-dlg { border: 0; border-radius: 12px; padding: 0; max-width: 520px; width: 92vw; position: fixed; inset: 0; margin: auto; height: fit-content; max-height: calc(100vh - 48px); }
.pd-quote-dlg::backdrop { background: rgba(12,28,52,.42); }
.pd-quote-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.pd-quote-head h3 { font-size: 16px; color: #0b2e58; }
.pd-quote-head button { border: 0; background: #f2f5f9; border-radius: 6px; width: 30px; height: 30px; font-size: 16px; color: var(--ink-2); cursor: pointer; }
.pd-quote-body { padding: 14px 18px; max-height: 56vh; overflow: auto; }
.pd-quote-body table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.pd-quote-body th, .pd-quote-body td { padding: 8px 6px; border-bottom: 1px solid #f0f3f8; text-align: left; }
.pd-quote-body th { color: var(--ink-3); font-weight: 400; }
.pd-quote-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 12px 18px; border-top: 1px solid var(--line); background: #fafcfe; }
.pd-quote-foot button { border-radius: 6px; padding: 8px 16px; font-size: 13px; cursor: pointer; border: 1px solid var(--line); background: #fff; color: var(--ink-2); }
.pd-quote-foot button.is-main { border-color: var(--red); background: var(--red); color: #fff; font-weight: 600; }

/* 报价单录入弹窗：商品信息只读带出 + 包装手工填写 */
.pd-quote-form-dlg { max-width: 520px; }
.pd-qf-tip { font-size: 12.5px; color: var(--ink-3); line-height: 1.65; margin-bottom: 12px; }
.pd-qf-rows { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.pd-qf-rows > div { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding: 9px 0; border-bottom: 1px dashed #eef2f7; font-size: 13px; }
.pd-qf-rows dt { color: var(--ink-3); white-space: nowrap; }
.pd-qf-rows dd { color: var(--ink); font-weight: 600; text-align: right; word-break: break-all; }
.pd-qf-field { margin-top: 14px; }
.pd-qf-field label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.pd-qf-field label i { color: var(--red); font-style: normal; margin-left: 2px; }
.pd-qf-field input { width: 100%; height: 40px; border: 1px solid var(--line); border-radius: 6px; padding: 0 12px; font-size: 14px; color: var(--ink); background: #fff; }
.pd-qf-field input:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255, 106, 0, .12); }
.pd-qf-field textarea { width: 100%; min-height: 64px; border: 1px solid var(--line); border-radius: 6px; padding: 9px 12px; font-size: 13.5px; line-height: 1.6; color: var(--ink); background: #fff; resize: vertical; font-family: inherit; }
.pd-qf-field textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255, 106, 0, .12); }
.pd-qf-err { margin-top: 6px; font-size: 12px; color: var(--red); }
.pd-quote-foot button.is-main:disabled { opacity: .62; cursor: default; }
/* 提交成功态 */
.pd-qf-done { text-align: center; padding: 26px 18px 30px; }
.pd-qf-done-tick { width: 46px; height: 46px; margin: 0 auto 12px; border-radius: 50%; background: #e8f7ee; color: #18a058; font-size: 26px; line-height: 46px; font-weight: 700; }
.pd-qf-done-main { font-size: 15.5px; color: var(--ink); }
.pd-qf-done-main b { color: var(--orange); }
.pd-qf-done-sub { margin-top: 8px; font-size: 12.5px; color: var(--ink-3); line-height: 1.7; }
@media (max-width: 560px) {
  .pd-qf-rows { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .pd-udstrip { grid-template-columns: 1fr; }
  .pd-udflow { grid-template-columns: 1fr; }
  .reco-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pd-bb-price em { margin-left: 0; }
  .price-table.pd-pack-table { overflow-x: auto; }
  .pd-docs { display: block; overflow-x: auto; white-space: nowrap; }
  body { padding-bottom: 66px; }
  .pd-mbar {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; gap: 12px; align-items: center;
    background: #fff; border-top: 1px solid var(--line); padding: 9px 14px; box-shadow: 0 -2px 10px rgba(20,40,80,.10);
  }
  .pd-mbar .mp { color: var(--red); font-weight: 700; font-size: 19px; font-family: Arial; line-height: 1.1; }
  .pd-mbar .ms { font-size: 11.5px; color: var(--ink-3); }
  .pd-mbar .pd-bb-main { flex: none; margin-left: auto; padding: 9px 22px; font-size: 14.5px; }
}

/* ============ 反应套装 Kit 页（kit.html） ============ */
.cmp-all {
  float: right; display: inline-flex; align-items: center; gap: 7px;
  background: linear-gradient(135deg, #1d5cad, #2e7fd6); color: #fff !important;
  font-size: 13.5px; font-weight: 600; text-decoration: none;
  border-radius: 20px; padding: 7px 16px; margin: -3px 0 0 12px;
  box-shadow: 0 3px 10px rgba(29, 92, 173, .28);
  transition: box-shadow .15s, transform .15s;
}
.cmp-all:hover { text-decoration: none; box-shadow: 0 5px 14px rgba(29, 92, 173, .38); transform: translateY(-1px); }
.cmp-all-ico { font-size: 14px; line-height: 1; }
.cmp-all-n { font-style: normal; background: rgba(255, 255, 255, .22); border-radius: 10px; padding: 0 8px; font-size: 12px; line-height: 19px; font-weight: 600; }
.cmp-all-arrow { transition: transform .15s; line-height: 1; }
.cmp-all:hover .cmp-all-arrow { transform: translateX(3px); }
.kit-page { padding: 6px 0 90px; }
.kit-hero { margin: 10px 0 22px; }
.kit-hero h1 { font-size: 26px; color: var(--ink); margin: 0 0 10px; }
.kit-hero h1 em { font-style: normal; color: var(--blue); }
.kit-hero p { color: var(--ink-2); font-size: 14px; line-height: 1.7; margin: 0 0 8px; max-width: 900px; }
.kit-tip { background: #f2f8ff; border: 1px solid #d8e8fb; border-radius: 8px; padding: 10px 14px; color: #2a5b8f; }
.kit-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.kit-tile { display: block; background: #fff; border: 1px solid #e3eaf3; border-radius: 10px; padding: 18px 20px; text-decoration: none; transition: box-shadow .15s, border-color .15s; }
.kit-tile:hover { border-color: #b9d2ee; box-shadow: 0 4px 16px rgba(20,50,90,.08); }
.kit-tile h3 { font-size: 17px; color: var(--ink); margin: 0 0 8px; }
.kit-tile p { font-size: 12.5px; color: var(--ink-3); line-height: 1.6; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.kit-tile-stats { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.kit-tile-stats span { font-size: 11.5px; background: #f0f6ff; color: #24619c; border-radius: 12px; padding: 2px 9px; }
.kit-tile-go { font-size: 13px; color: var(--blue); font-weight: 600; }
.kit-h2 { font-size: 17px; color: var(--ink); border-left: 3px solid var(--blue); padding-left: 10px; margin: 26px 0 12px; }
.kit-h2 small { font-size: 12px; color: var(--ink-3); font-weight: 400; margin-left: 8px; }
.kit-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.kit-card { position: relative; background: #fff; border: 1px solid #e3eaf3; border-radius: 10px; padding: 14px 14px 12px; display: flex; flex-direction: column; align-items: center; text-align: center; }
.kit-tag { position: absolute; top: 8px; left: 8px; font-size: 11px; background: #fff4e8; color: #b2510a; border-radius: 8px; padding: 1px 7px; max-width: calc(100% - 16px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kit-tag-rxn { background: #fff4e8; color: #b2510a; }
.kit-tag-cat { background: #ecf4ff; color: #1d5cad; }
.kit-mol-wrap { display: flex; align-items: center; justify-content: center; height: 120px; margin-bottom: 8px; }
.kit-mol { display: flex; align-items: center; justify-content: center; }
.kit-mol img { max-width: 100%; max-height: 118px; object-fit: contain; background: #fff; }
.kit-mol-missing { font-size: 12px; color: var(--ink-3); }
.kit-name { font-size: 13px; color: var(--ink); line-height: 1.45; text-decoration: none; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.9em; }
.kit-name:hover { color: var(--blue); }
.kit-cas { font-size: 11.5px; color: var(--ink-3); margin-top: 4px; }
.kit-buyline { display: flex; align-items: center; gap: 8px; margin-top: 9px; }
.kit-price { color: var(--red); font-size: 16px; font-family: Arial; }
.kit-price i, .kit-price-na { font-style: normal; }
.kit-price i { font-size: 11px; color: var(--ink-3); }
.kit-price-na { font-size: 13px; color: var(--ink-3); }
.kit-buy { font-size: 12.5px; padding: 5px 14px; border-radius: 6px; border: 1px solid var(--blue); background: var(--blue); color: #fff; cursor: pointer; text-decoration: none; white-space: nowrap; }
.kit-buy:hover { filter: brightness(1.08); }
.kit-buy-na { background: #fff; color: var(--blue); }
.kit-pairrow { display: grid; grid-template-columns: 1fr 34px 1fr 190px; gap: 10px; align-items: center; background: #fff; border: 1px solid #e3eaf3; border-radius: 10px; padding: 12px 16px; margin-bottom: 10px; }
.kit-x { text-align: center; font-size: 20px; color: #9db4cc; font-weight: 700; }
.kit-pairside { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.kit-note { font-size: 12px; color: var(--ink-2); line-height: 1.55; margin: 0; }
.kit-sim { font-size: 11.5px; color: #6a809a; }
.kit-pairbuy { align-self: stretch; text-align: center; }
.kit-ibar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: #fff; border-top: 1px solid #e0e7f0; box-shadow: 0 -4px 14px rgba(20,40,80,.08); padding: 10px 0; }
.kit-ibar { display: flex; justify-content: flex-end; gap: 12px; align-items: center; }
.kit-page ~ .kit-ibar { padding: 10px 24px; box-sizing: border-box; }
.kit-ibar span { font-size: 13px; color: var(--ink-2); margin-right: auto; }
.kit-ibar b { color: var(--red); }
.kit-ibar-clear { font-size: 12.5px; padding: 7px 14px; border-radius: 6px; border: 1px solid #ccd8e6; background: #fff; color: var(--ink-2); cursor: pointer; }
.kit-ibar-main { font-size: 13px; padding: 8px 20px; border-radius: 6px; border: 1px solid var(--red); background: var(--red); color: #fff; cursor: pointer; }
.kit-toast { position: fixed; top: 74px; left: 50%; transform: translateX(-50%) translateY(-8px); background: #1d3a5f; color: #fff; font-size: 13px; padding: 9px 18px; border-radius: 8px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 99; }
.kit-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
@media (max-width: 860px) {
  .kit-pairrow { grid-template-columns: 1fr 1fr; }
  .kit-x { display: none; }
  .kit-pairside { grid-column: 1 / -1; }
}

/* ============ 询价单「一键配齐」建议（商品页 dialog 内） ============ */
.pd-quote-suggest { margin-top: 14px; border-top: 1px dashed #d8e2ee; padding-top: 12px; }
.pd-quote-suggest .pqs-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.pd-quote-suggest .pqs-head b { font-size: 13.5px; color: var(--ink); }
.pd-quote-suggest .pqs-head small { font-size: 11.5px; color: var(--ink-3); }
.pqs-fill { font-size: 12.5px; padding: 6px 14px; border-radius: 6px; border: 1px solid #e6862a; background: #f08c1f; color: #fff; cursor: pointer; white-space: nowrap; }
.pqs-group { background: #fffaf3; border: 1px solid #f2e2cb; border-radius: 8px; padding: 9px 12px; margin-bottom: 8px; }
.pqs-group .pqs-rxn { font-size: 12.5px; color: #b2510a; font-weight: 600; margin-bottom: 6px; }
.pqs-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-2); padding: 3px 0; }
.pqs-item input { width: 15px; height: 15px; accent-color: #f08c1f; }
.pqs-item .pqs-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pqs-item .pqs-price { color: var(--red); font-family: Arial; font-size: 12px; white-space: nowrap; }
.pqs-item .pqs-role { font-size: 10.5px; background: #ecf4ff; color: #1d5cad; border-radius: 8px; padding: 1px 6px; white-space: nowrap; }

/* ===== pg-* 全站通用页面组件（与定制合成页同一设计语言） ===== */
.pg-hero { position: relative; min-height: 26rem; color: #123c66;
  background-image: linear-gradient(105deg, #ffffff 0%, #f2f8fd 52%, #e4f0fa 100%); }
.pg-hero-in { display: flex; align-items: center; min-height: 26rem; padding-top: 3.25rem; padding-bottom: 3.25rem; }
.pg-hero--compact { min-height: 12.5rem; }
.pg-hero--compact .pg-hero-in { min-height: 12.5rem; padding-top: 2rem; padding-bottom: 2rem; }
.pg-hero-copy { max-width: 43rem; }
.pg-kicker { display: block; color: #1273d4; font-size: .75rem; font-weight: 700; letter-spacing: .12em; }
.pg-hero h1, .pg-hero-h1 { margin-top: .85rem; font-size: clamp(1.9rem, 4vw, 2.9rem); line-height: 1.18; font-weight: 700; letter-spacing: 0; display: block; }
.pg-hero--compact h1, .pg-hero--compact .pg-hero-h1 { margin-top: .5rem; font-size: clamp(1.5rem, 3vw, 2.1rem); }
.pg-hero .pg-lede { max-width: 41rem; margin-top: 1rem; color: #4a6a8a; font-size: 1rem; line-height: 1.9; }
.pg-hero--compact .pg-lede { margin-top: .5rem; font-size: .9rem; }
.pg-hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.6rem; }
.pg-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 2.9rem; padding: 0 1.5rem; border: 1px solid transparent; border-radius: .25rem; font-size: .9375rem; font-weight: 700; transition: background .2s, border-color .2s, color .2s; }
.pg-btn-primary { color: #fff; background: #ff6a00; }
.pg-btn-primary:hover { color: #fff; background: #e95f00; }
.pg-btn-ghost { color: #125da5; border-color: #9dbcd8; background: rgba(255,255,255,.72); }
.pg-btn-ghost:hover { color: #0e5aa7; border-color: #5b93c4; background: #fff; }
.pg-points { display: flex; flex-wrap: wrap; gap: .625rem 1.5rem; margin-top: 1.4rem; color: #41648c; font-size: .8125rem; }
.pg-points li::before { content: '\2713'; margin-right: .45rem; color: #1a9e6c; font-weight: 700; }
.pg-stats { display: flex; gap: .9rem; margin-top: 1.6rem; flex-wrap: wrap; }
.pg-stats .st { background: rgba(255,255,255,.75); border: 1px solid #c9dcec; border-radius: .5rem; padding: .8rem 1.4rem; text-align: center; }
.pg-stats .st b { display: block; font-size: 1.4rem; font-family: Arial, sans-serif; color: #0e3f70; }
.pg-stats .st i { font-style: normal; font-size: .78rem; opacity: .85; color: #5d7a96; }
.pg-section-head > span { color: #ff6a00; font-size: .75rem; font-weight: 700; letter-spacing: .02em; }
.pg-section-head h2 { margin-top: .4rem; color: #123d6a; font-size: clamp(1.5rem, 2.6vw, 1.95rem); letter-spacing: 0; }
.pg-section-head p { margin-top: .45rem; color: #6c7d8f; font-size: .9375rem; }
/* 各页 Hero 配图已取消（AI 生成大图移除），保留类名以兼容旧页面结构 */
@media (max-width: 760px) {
  .pg-hero { min-height: 21rem; background-position: 62% center; }
  .pg-hero-in { min-height: 21rem; align-items: flex-end; }
  .pg-hero--compact { min-height: 10.5rem; }
  .pg-hero--compact .pg-hero-in { min-height: 10.5rem; }
  .pg-hero-actions .pg-btn { width: 100%; }
  .pg-points { display: grid; gap: .35rem; }
  .pg-stats { gap: .5rem; }
  .pg-stats .st { flex: 1 1 40%; padding: .6rem .8rem; }
}

/* ai-center 内容区（补齐样式，同一设计语言） */
.ai-center-main { padding: 4.25rem 0 4.75rem; background: #f4f7fa; }
.ai-center-head h2 { color: #123d6a; font-size: clamp(1.65rem, 3vw, 2.125rem); }
.ai-center-head p { margin-top: .45rem; color: #6c7d8f; font-size: .9375rem; }
.ai-center-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; margin-top: 2.25rem; }
.ai-center-card { display: block; padding: 1.75rem 1.6rem; background: #fff; border: 1px solid #dbe4ee; transition: box-shadow .2s, transform .2s; }
.ai-center-card:hover { box-shadow: 0 10px 28px rgba(11,49,88,.12); transform: translateY(-3px); }
.ai-tool-icon { display: grid; place-items: center; width: 3rem; height: 3rem; border-radius: .6rem; background: #0d3c6d; color: #fff; font-weight: 700; font-style: normal; font-size: 1rem; }
.ai-center-card h3 { margin-top: 1rem; color: #173f6b; font-size: 1.15rem; }
.ai-center-card > p { margin-top: .55rem; color: #697b8f; font-size: .85rem; line-height: 1.8; }
.ai-center-card ul { margin-top: .9rem; padding-top: .9rem; border-top: 1px dashed #e2e9f1; display: grid; gap: .35rem; }
.ai-center-card ul li { color: #5e7083; font-size: .78rem; }
.ai-center-card ul li::before { content: '\00b7'; margin-right: .45rem; color: #ff6a00; font-weight: 700; }
.ai-center-card strong { display: inline-block; margin-top: 1rem; color: #e95f00; font-weight: 700; }
.ai-center-flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 2.5rem; border-top: 3px solid var(--blue, #0e5aa7); background: #fff; }
.ai-center-flow > div { padding: 1.35rem; border-right: 1px solid #e5ebf1; }
.ai-center-flow > div:last-child { border-right: 0; }
.ai-center-flow b { color: #173f6b; }
.ai-center-flow p { margin-top: .4rem; color: #748496; font-size: .8rem; line-height: 1.8; }
@media (max-width: 1200px) {
  .ai-center-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .ai-center-grid, .ai-center-flow { grid-template-columns: minmax(0, 1fr); }
  .ai-center-flow > div { border-right: 0; border-bottom: 1px solid #e5ebf1; }
}

/* =====================================================================
   「AI采购」下拉菜单（合并原 AI智能选品 / AI批量报价 / AI拍照找商品 / AI语音助手）
   2026-10-06 接入。桌面悬停展开，键盘 focus 亦可展开。
   ===================================================================== */
.nav-ai > li.nav-ai-menu { position: relative; flex: 0 0 auto; display: flex; }
.nav-ai .nav-ai-trigger { padding: 0 28px 0 14px; }
.nav-ai .nav-ai-trigger .caret {
  position: absolute; right: 12px; top: 50%; margin-top: -2px;
  width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid #cfe3f8; transition: transform .18s;
}
.nav-ai-menu:hover .nav-ai-trigger,
.nav-ai-menu:focus-within .nav-ai-trigger { background: #07509a; }
.nav-ai-menu:hover .nav-ai-trigger .caret,
.nav-ai-menu:focus-within .nav-ai-trigger .caret { transform: rotate(180deg); }

.nav-ai-panel {
  position: absolute; top: 100%; left: 0; z-index: 40; display: none;
  min-width: 304px; padding: 8px; border-top: 2px solid var(--orange, #ff6a00);
  background: #fff; box-shadow: 0 16px 38px rgba(9, 34, 66, .2);
}
.nav-ai-menu:hover .nav-ai-panel,
.nav-ai-menu:focus-within .nav-ai-panel { display: block; }

/* 面板内链接必须覆盖 .nav-ai a 的 46px 居中导航样式 */
.nav-ai .nav-ai-panel a {
  display: block; width: 100%; height: auto; padding: 9px 11px; border-radius: 8px;
  color: #17324f; font-size: 13.5px; font-weight: 400; line-height: 1.5;
  white-space: normal; text-align: left; justify-content: flex-start;
}
.nav-ai .nav-ai-panel a:hover { color: #0e5aa7; background: #f0f6fd; }
.nav-ai .nav-ai-panel a b { display: block; font-size: 14px; font-weight: 700; }
.nav-ai .nav-ai-panel a span { display: block; margin-top: 2px; font-size: 12px; color: #7b8ca0; }
.nav-ai .nav-ai-panel a:hover span { color: #6f879d; }

/* 「优势产品线」导航直链（2026-10-06：取消下拉，点击直接跳转） */
.nav-ai > li.nav-ai-item { position: relative; flex: 0 0 auto; display: flex; }
.nav-ai .nav-ai-item > a { padding: 0 18px; }
@media (max-width: 760px) {
  .nav-ai .nav-ai-panel { display: none !important; }
}

/* ---------- 首页特色服务：4 卡（AI语音助手加入）响应式 ---------- */
@media (min-width: 761px) and (max-width: 1100px) {
  .service-showcase .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: auto; }
  .svc-card { min-height: 9.25rem; padding: 1.35rem 1.35rem 2.6rem; }
  .svc-action { right: 1.35rem; bottom: 1.1rem; }
}

/* ---------- 搜索tab：AI功能链接样式 ---------- */
.search-tabs a { color: var(--ink-3); text-decoration: none; padding-bottom: 2px; }
.search-tabs a:hover { color: var(--blue); font-weight: 600; }

/* 页脚联系电话保持一行 */
.fb-col.contact p a { display: inline; padding: 0; }

/* 页脚 AI采购 分组 */
.fb-col .fb-parent { color: #fff; font-weight: 700; }
.fb-col .fb-parent::after { content: ' ▾'; font-weight: 400; color: #7fa6cc; }
.fb-col .fb-sub { padding-left: 14px; font-size: 12.5px; color: #8fa8c4; }
.fb-col .fb-sub::before { content: '·'; margin-right: 6px; color: #5f7f9e; }
.fb-col .fb-sub:hover { color: #fff; }

/* ============ 产品介绍文章（优势产品线联动） ============ */
.line-art-link{display:inline-block;margin-top:6px;font-size:12.5px;font-weight:700;color:var(--acc,#0e5aa7)}
.line-card:hover .line-art-link{text-decoration:underline}
.lines-art-more{margin-left:16px}
.artbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.artbar-tabs{display:flex;gap:8px;flex-wrap:wrap;flex:1 1 auto}
.artbar-tabs button{border:1px solid #dbe4ec;background:#fff;border-radius:16px;padding:5px 14px;font-size:13px;cursor:pointer;color:#33526e}
.artbar-tabs button.on{background:var(--acc,#0e5aa7);border-color:var(--acc,#0e5aa7);color:#fff}
#artSearch{flex:0 0 260px;max-width:100%;border:1px solid #dbe4ec;border-radius:8px;padding:8px 12px;font-size:13px;outline:none}
#artSearch:focus{border-color:var(--acc,#0e5aa7)}
.artlist{background:#fff;border:1px solid #e2e9f0;border-radius:10px;overflow:hidden}
.art-row{display:flex;gap:12px;align-items:baseline;padding:11px 16px;border-top:1px solid #eef2f6;text-decoration:none;color:inherit;font-size:13.5px}
.art-row:first-child{border-top:0}
.art-row:hover{background:#f0f7ff}
.art-date{flex:0 0 84px;color:#8aa0b5;font-size:12.5px}
.art-title{flex:1 1 auto;color:#17324d}
.art-tag{flex:0 0 auto;font-size:11px;color:#0e5aa7;background:#e8f1fb;border-radius:4px;padding:1px 8px}
.art-note{margin-top:12px;font-size:12px;color:#8aa0b5;line-height:1.7}

/* ============ 文章页：视图切换 / 分页 / 原创详情 ============ */
.artviews{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.artviews button{display:inline-flex;align-items:center;gap:8px;border:1px solid #dbe4ec;background:#fff;border-radius:8px;padding:9px 18px;font-size:14px;font-weight:600;color:#33526e;cursor:pointer}
.artviews button i{font-style:normal;font-size:12px;font-weight:700;color:#0e5aa7;background:#e8f1fb;border-radius:10px;padding:1px 8px}
.artviews button.on{background:#0e5aa7;border-color:#0e5aa7;color:#fff}
.artviews button.on i{background:rgba(255,255,255,.22);color:#fff}
.art-row--own .art-title{color:#0e5aa7;font-weight:600}
.art-tag--own{background:#e8f7ee;color:#1a7f4b}
.art-tag--mk{background:#fdeeea;color:#b3352c;font-weight:600}
.artpager{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:14px}
.artpager button{border:1px solid #dbe4ec;background:#fff;border-radius:6px;min-width:34px;height:32px;padding:0 10px;font-size:13px;color:#33526e;cursor:pointer}
.artpager button:hover:not(:disabled){border-color:#0e5aa7;color:#0e5aa7}
.artpager button.on{background:#0e5aa7;border-color:#0e5aa7;color:#fff;font-weight:700}
.artpager button:disabled{opacity:.45;cursor:not-allowed}
.artpager .pager-info{font-size:12.5px;color:#8aa0b5;margin-right:6px}
/* articles.html：目录视图与原创视图内容已完全一致（目录 100% 精编），切换器隐藏；?view=dir 兼容保留 */
.artviews{display:none}
/* articles.html 两栏布局：左侧品类筛选侧栏 + 右侧列表 */
.artlayout{display:grid;grid-template-columns:216px minmax(0,1fr);gap:18px;align-items:start}
.artside{position:sticky;top:72px;background:#fff;border:1px solid #e2e9f0;border-radius:10px;padding:14px 10px}
.artside-title{font-size:12px;font-weight:700;color:#8aa0b5;letter-spacing:.06em;margin:0 6px 8px}
/* 侧栏分段标题（产品线 / 主题） */
.artside-sec{font-size:11.5px;font-weight:700;color:#b0bfd0;letter-spacing:.08em;margin:10px 6px 4px;padding-top:8px;border-top:1px solid #edf2f7}
.artlayout .artbar-tabs{flex-direction:column;flex-wrap:nowrap;gap:2px;flex:none}
.artlayout .artbar-tabs button{display:block;width:100%;text-align:left;border:0;background:transparent;border-radius:8px;padding:8px 12px;font-size:13.5px;color:#33526e}
.artlayout .artbar-tabs button:hover{background:#f0f7ff}
.artlayout .artbar-tabs button.on{background:#e8f1fb;color:#0e5aa7;font-weight:700}
.artlayout .artbar{margin-bottom:12px;flex-wrap:nowrap}
@media(max-width:900px){.artlayout{grid-template-columns:1fr}.artside{position:static}.artlayout .artbar-tabs{flex-direction:row;flex-wrap:wrap;gap:8px}}
.sa-article{background:#fff;border:1px solid #e2e9f0;border-radius:12px;padding:28px 34px 32px}
.sa-meta{display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:12.5px;color:#8aa0b5}
.sa-badge{background:#e8f7ee;color:#1a7f4b;border-radius:4px;padding:2px 9px;font-weight:700}
.sa-back{margin-left:auto;color:#0e5aa7;text-decoration:none}
.sa-back:hover{text-decoration:underline}
.sa-article h1{font-size:25px;line-height:1.45;color:#12304d;margin:14px 0 6px}
.sa-body{margin-top:18px;font-size:15px;line-height:1.95;color:#2d4a66}
.sa-body h2{font-size:17px;color:#12304d;margin:26px 0 8px;padding-left:11px;border-left:3px solid #0e5aa7}
.sa-body p{margin:0 0 14px}
.sa-body b{color:#12304d}
.sa-block{margin-top:30px;border-top:1px dashed #e2e9f0;padding-top:20px}
.sa-block h3{font-size:15.5px;color:#12304d;margin:0 0 14px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.sa-block h3 span{font-size:12px;font-weight:400;color:#8aa0b5}
.sa-prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.sa-prod{display:flex;flex-direction:column;gap:4px;border:1px solid #e2e9f0;border-radius:9px;padding:13px 15px;text-decoration:none;background:#fbfdff;transition:.16s}
.sa-prod:hover{border-color:#0e5aa7;box-shadow:0 3px 12px rgba(14,90,167,.1)}
.sa-prod b{font-size:14px;color:#12304d}
.sa-prod i{font-style:normal;font-size:11.5px;color:#8aa0b5;word-break:break-all}
.sa-prod span{font-size:11.5px;color:#5d7893}
.sa-prod em{font-style:normal;font-size:12px;color:#0e5aa7;font-weight:700;margin-top:2px}
.sa-more-list{display:flex;flex-direction:column}
.sa-more-item{display:flex;justify-content:space-between;gap:14px;padding:10px 2px;border-top:1px solid #eef2f6;text-decoration:none;font-size:13.5px;color:#17324d}
.sa-more-item:first-child{border-top:0}
.sa-more-item:hover{color:#0e5aa7}
.sa-more-item i{font-style:normal;flex:0 0 auto;color:#8aa0b5;font-size:12.5px}
.sa-copy{margin-top:26px;font-size:12px;color:#93a7ba;line-height:1.8}
@media(max-width:760px){.sa-article{padding:20px 18px 24px}.sa-article h1{font-size:21px}.sa-back{margin-left:0}}

/* ============ 原创文章配图 / 结构式 / 关联产品卡 ============ */
.sa-hero-fig{margin:0 0 18px;border-radius:10px;overflow:hidden;background:#f4f8fc}
.sa-hero-fig svg{display:block;width:100%;height:auto}
.sa-fig{margin:18px 0 20px;padding:0;background:#f7fafd;border:1px solid #e2e9f0;border-radius:10px;overflow:hidden;text-align:center}
.sa-fig svg{display:block;width:100%;height:auto}
.sa-fig img{display:block;margin:14px auto 0;max-width:340px;width:100%;height:auto;background:#fff;border-radius:8px;padding:8px}
.sa-fig figcaption{padding:9px 14px;font-size:12px;color:#7d93a8;background:#f2f7fb;border-top:1px solid #e6eef6;text-align:center}
.sa-fig--mol{background:#fff}
.sa-fig.is-missing{display:none}
.sa-lede{margin:8px 0 0;padding:12px 14px;background:#f2f7fb;border-left:3px solid #0e5aa7;border-radius:0 8px 8px 0;font-size:14px;line-height:1.85;color:#3a5a78}
.sa-tbl{width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:13.5px}
.sa-tbl th,.sa-tbl td{border:1px solid #e2e9f0;padding:9px 12px;text-align:left;line-height:1.7}
.sa-tbl th{background:#f2f7fb;color:#12304d;font-weight:700;white-space:nowrap}
.sa-tbl tbody tr:nth-child(even){background:#fbfdff}
.sa-body ul{margin:0 0 16px;padding-left:20px}
.sa-body li{margin-bottom:7px;line-height:1.9}
.sa-mol-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.sa-mol{display:flex;flex-direction:column;align-items:center;gap:6px;border:1px solid #e2e9f0;border-radius:9px;padding:10px;background:#fff;text-decoration:none;transition:.16s}
.sa-mol:hover{border-color:#0e5aa7;box-shadow:0 3px 12px rgba(14,90,167,.1)}
.sa-mol img{width:100%;height:96px;object-fit:contain;background:#fff}
.sa-mol span{font-size:11.5px;color:#8aa0b5}
.sa-mol.is-missing{display:none}
.sa-pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:12px}
.sa-pcard{position:relative;display:flex;gap:12px;align-items:center;border:1px solid #e2e9f0;border-radius:10px;padding:11px 13px;background:#fff;text-decoration:none;transition:.16s}
.sa-pcard:hover{border-color:#0e5aa7;box-shadow:0 3px 14px rgba(14,90,167,.12)}
.sa-pcard-thumb{flex:0 0 62px;width:62px;height:62px;border:1px solid #eaf1f8;border-radius:8px;background:#fbfdff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.sa-pcard-thumb img{width:100%;height:100%;object-fit:contain}
.sa-pcard-thumb.no-thumb::after{content:'试剂';font-size:11px;color:#a8bccf}
.sa-pcard-body{display:flex;flex-direction:column;gap:3px;min-width:0}
.sa-pcard-body b{font-size:13.5px;color:#12304d;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sa-pcard-meta{font-size:11.5px;color:#8aa0b5}
.sa-pcard-foot{display:flex;align-items:baseline;gap:6px}
.sa-pcard-foot em{font-style:normal;font-size:15px;font-weight:700;color:#ff6a00}
.sa-pcard-foot em.na{font-size:13px;color:#8aa0b5}
.sa-pcard-foot i{font-style:normal;font-size:11.5px;color:#8aa0b5}
.sa-pcard-tag{position:absolute;top:0;right:0;font-style:normal;font-size:10.5px;color:#1a7f4b;background:#e8f7ee;border-radius:0 9px 0 8px;padding:2px 8px}
.sa-more-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.sa-more-links a{font-size:12.5px;color:#0e5aa7;background:#f0f7ff;border:1px solid #d8e8fa;border-radius:16px;padding:5px 14px;text-decoration:none}
.sa-more-links a:hover{background:#0e5aa7;color:#fff;border-color:#0e5aa7}
.sa-nav{display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:18px;border-top:1px dashed #e2e9f0}
.sa-nav a{max-width:48%;font-size:12.5px;color:#5d7893;text-decoration:none;line-height:1.6}
.sa-nav a:hover{color:#0e5aa7}
.sa-nav-next{text-align:right}
.art-main{flex:1 1 auto;display:flex;flex-direction:column;gap:3px;min-width:0}
.art-row--own .art-title{color:#0e5aa7;font-weight:600;flex:none}
.art-sum{font-size:12px;color:#8aa0b5;line-height:1.6;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:760px){.sa-pgrid{grid-template-columns:1fr}.sa-mol-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.art-row--own .art-main{gap:2px}}

/* ============ 顶部条 AI采购 下拉 ============ */
.top-ai { position: relative; z-index: 300; }
.top-ai > a { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; line-height: inherit; }
.top-ai > a b { font-weight: 700; font-size: 12.5px; }
.top-ai-caret { width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid #8fa8c4; transition: transform .15s; margin-top: 1px; }
.top-ai:hover .top-ai-caret { transform: rotate(180deg); border-top-color: #fff; }
.top-ai-panel { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(6px); width: 300px; background: #fff; border: 1px solid #e2e9f0; border-radius: 10px; box-shadow: 0 12px 32px rgba(10,35,66,.16); padding: 8px; display: none; }
.top-ai::after { content: ''; position: absolute; left: 0; right: 0; top: 100%; height: 10px; display: none; }
.top-ai:hover::after, .top-ai:hover .top-ai-panel,
.top-ai.open::after, .top-ai.open .top-ai-panel { display: block; }
.top-ai:hover .top-ai-panel, .top-ai.open .top-ai-panel { transform: translateX(-50%) translateY(0); }
.top-ai.open .top-ai-caret { transform: rotate(180deg); border-top-color: #fff; }
.top-ai-panel a { display: flex; flex-direction: column; gap: 2px; padding: 9px 12px; border-radius: 8px; text-decoration: none; }
.top-ai-panel a:hover { background: #f0f7ff; }
.top-ai-panel a b { font-size: 13.5px; color: #12304d; }
.top-ai-panel a span { font-size: 12px; color: #8aa0b5; }
.top-ai-panel a:hover b { color: #0e5aa7; }

/* ==================== AI 场景入口组件（ai-cta.js） ==================== */
.aic { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.aic-ico { width: 14px; height: 14px; flex: none; fill: currentColor; }
.aic-mark {
  display: flex; width: 30px; height: 30px; flex: none; align-items: center; justify-content: center;
  border-radius: 8px; background: #e5f0fb; color: var(--blue);
}
.aic-mark .aic-ico { width: 15px; height: 15px; }
.aic-go { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; color: var(--blue); font-size: 12.5px; font-weight: 700; }
.aic-go b { font-weight: 400; transition: transform .2s; }
.aic-go:hover { color: #0a4684; }
.aic-go:hover b { transform: translateX(3px); }

/* strip：列表页空态 / 页尾横幅 */
.aic-strip {
  margin-top: 14px; padding: 14px 16px; justify-content: space-between;
  background: #f5f9fe; border: 1px solid #d8e6f5; border-left: 3px solid var(--blue); border-radius: 6px;
}
.aic-strip .aic-txt { flex: 1; min-width: 0; }
.aic-strip .aic-txt b { display: block; font-size: 13.5px; color: var(--ink); font-weight: 700; }
.aic-strip .aic-txt i { display: block; font-size: 12px; color: #7d8fa3; font-style: normal; margin-top: 3px; line-height: 1.7; }
.aic-strip .aic-links { display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* card：左侧栏 / 正文内嵌卡 */
.aic-card {
  margin-top: 14px; padding: 16px; flex-direction: column; align-items: flex-start; gap: 8px;
  background: #fff; border: 1px solid #e2e9f0; border-radius: 10px;
}
.aic-card .aic-mark { width: 32px; height: 32px; }
.aic-card-t { font-size: 13.5px; line-height: 1.5; }
.aic-card-s { font-size: 12px; color: #7d8fa3; font-style: normal; line-height: 1.7; }
.aic-card .aic-go { margin-top: 2px; }

/* inline：弹窗 / 区头 / 表格内 */
.aic-inline { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-size: 12.5px; font-weight: 700; text-decoration: none; }
.aic-inline .aic-ico { width: 13px; height: 13px; }
.aic-inline b { font-weight: 400; transition: transform .2s; }
.aic-inline:hover { color: #0a4684; }
.aic-inline:hover b { transform: translateX(3px); }

/* 分类页工具栏「整单询价」 */
.cat-ai-quote {
  display: inline-flex; align-items: center; gap: 6px; margin-left: auto; padding: 5px 12px;
  border: 1px solid #cfdff0; border-radius: 20px; background: #f5f9fe;
  color: var(--blue); font-size: 12.5px; font-weight: 700; text-decoration: none; transition: all .18s;
}
.cat-ai-quote .aic-ico { width: 13px; height: 13px; }
.cat-ai-quote b { font-weight: 400; }
.cat-ai-quote:hover { border-color: var(--blue); background: #eaf3fd; }

/* 落地页高亮提示 */
.aic-pulse { animation: aicPulse 1.3s ease-in-out 2; }
@keyframes aicPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(14,90,167,0); } 50% { box-shadow: 0 0 0 6px rgba(14,90,167,.16); } }
@media (prefers-reduced-motion: reduce) { .aic-pulse { animation: none; } }

/* 原创文章文末双按钮 */
.sa-ai-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.sa-ai-cta a {
  display: inline-flex; align-items: center; gap: 7px; padding: 9px 16px; border-radius: 22px;
  font-size: 13px; font-weight: 700; text-decoration: none;
  border: 1px solid #cfdff0; background: #f5f9fe; color: var(--blue); transition: all .18s;
}
.sa-ai-cta a.is-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.sa-ai-cta a .aic-ico { width: 14px; height: 14px; fill: currentColor; }
.sa-ai-cta a:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(15,70,125,.14); }

/* 详情页「不确定规格」行 */
.pd-qf-ai { margin: 10px 0 0; font-size: 12.5px; color: #7d8fa3; }

/* 详情页相关产品区头右侧 AI 链接组 */
.reco-head-ai { margin-left: auto; display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: flex-end; }
.reco-head-ai .aic-inline { margin-left: 0; font-weight: 700; }

/* 第二期 AI 入口：化合物库 / 骨架筛选 / 反应套装 / 定制合成 */
.lib-ai-slot { padding: 4px 0 44px; }
#libAiCta { margin: 4px 0 10px; }
#skAiCta { margin: 4px 0 10px; }
.kit-ai-wrap { padding-bottom: 40px; }
.cs-upload-ai { margin: 10px 0 0; }

@media (max-width: 760px) {
  .aic-strip { flex-wrap: wrap; }
  .aic-strip .aic-links { width: 100%; justify-content: flex-end; }
  .aic-strip .aic-go { margin-left: 12px; }
  .cat-ai-quote { margin-left: 0; }
  .cat-toolbar { flex-wrap: wrap; }
  .reco-head { flex-wrap: wrap; }
  .reco-head-ai { margin-left: 0; gap: 12px; }
}