/* V2.1 检测服务信息架构重构 */
.services-page{max-width:1240px;margin:0 auto;padding:118px 5% 96px;color:#0b1625}
.services-hero{text-align:center;padding:34px 0 50px}
.services-hero h1{font-size:clamp(34px,4.5vw,52px);line-height:1.16;margin:12px 0 14px;font-weight:800;letter-spacing:-.8px}
.services-hero>p{font-size:17px;line-height:1.8;color:#173a56}
.service-anchor-tabs{position:sticky;top:76px;z-index:30;display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:720px;margin:30px auto 0;padding:8px;background:rgba(255,255,255,.95);border:1px solid #dbe6f0;border-radius:16px;box-shadow:0 8px 24px rgba(15,61,114,.08);backdrop-filter:blur(12px)}
.service-anchor-tab{padding:15px 18px;border-radius:11px;text-decoration:none;color:#173a56;font-size:16px;font-weight:750;transition:.2s}
.service-anchor-tab:hover,.service-anchor-tab.active{background:#eaf3ff;color:#0b5ed7;box-shadow:inset 0 -2px 0 #0b5ed7}
.services-block{scroll-margin-top:150px;padding:54px 0 24px}
.services-block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:26px}
.services-block-head h2{font-size:30px;line-height:1.2;margin-top:6px}
.services-block-head p{font-size:15px;line-height:1.75;color:#173a56;max-width:560px;text-align:right}
.product-search-box{position:relative;margin:0 0 28px;padding:20px;border:1px solid #d7e3ef;border-radius:16px;background:#f8fbff}
.product-search-box label{display:block;font-size:15px;font-weight:750;margin-bottom:10px;color:#102a43}
.product-search-box input{width:100%;height:48px;border:1.5px solid #bfd2e5;border-radius:12px;padding:0 16px;font-size:15px;color:#0b1625;background:#fff;outline:none}
.product-search-box input:focus{border-color:#0b5ed7;box-shadow:0 0 0 3px rgba(11,94,215,.08)}
.product-search-results{position:absolute;left:20px;right:20px;top:93px;z-index:20;background:#fff;border:1px solid #d7e3ef;border-radius:14px;box-shadow:0 16px 38px rgba(15,61,114,.14);max-height:360px;overflow:auto;padding:8px}
.search-result-item{display:flex;flex-direction:column;gap:4px;padding:12px 14px;text-decoration:none;border-radius:10px;color:#0b1625}
.search-result-item:hover{background:#f0f6ff}
.search-result-item strong{font-size:15px}.search-result-item span{font-size:13px;color:#315a7a}.search-no-result{padding:16px;color:#315a7a;font-size:14px}
.product-category-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.product-category-card{display:flex;flex-direction:column;min-height:360px;background:#fff;border:1px solid #d8e4ef;border-radius:18px;overflow:hidden;transition:.22s}
.product-category-card:hover{transform:translateY(-3px);border-color:#8ab6ec}
.product-category-card>img,.product-category-placeholder{width:100%;height:148px;object-fit:cover;background:#eef5fb}
.product-category-placeholder{display:flex;align-items:center;justify-content:center;padding:18px;text-align:center;font-size:18px;font-weight:800;color:#173a56}
.product-category-card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.product-category-card h3{font-size:19px;line-height:1.4;margin-bottom:14px}
.representative-list,.purpose-keywords{display:flex;flex-wrap:wrap;gap:8px}
.representative-list span,.purpose-keywords span{font-size:12.5px;line-height:1.4;padding:5px 9px;border:1px solid #d5e2ed;border-radius:999px;color:#173a56;background:#fff}
.service-card-link{display:inline-flex;margin-top:auto;padding-top:18px;color:#0b5ed7;text-decoration:none;font-size:13.5px;font-weight:750}
.secondary-link{margin-top:2px;padding-top:8px;color:#315a7a}
.find-sample-card{background:#f4f9ff;padding:20px;border-style:dashed}.find-sample-icon{width:52px;height:52px;border-radius:14px;background:#e4f0ff;color:#0b5ed7;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:14px}.find-sample-card p{font-size:14px;line-height:1.75;color:#173a56;margin-bottom:12px}
.purpose-block{margin-top:38px;padding-top:64px;border-top:1px solid #e2eaf2}
.purpose-grid-v21{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.purpose-card-v21{display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start;text-decoration:none;color:inherit;background:#f7fbff;border:1px solid #d6e4f1;border-radius:16px;padding:22px;transition:.22s;min-height:190px}
.purpose-card-v21:hover{transform:translateY(-2px);border-color:#7baee8;background:#fff}
.purpose-icon-v21{width:48px;height:48px;border-radius:12px;background:#eaf3ff;color:#0b5ed7;display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:800}
.purpose-card-v21 h3{font-size:18px;line-height:1.45;margin-bottom:10px}.purpose-card-v21 p{font-size:14px;line-height:1.75;color:#173a56;margin-top:12px}
.services-contact-cta{margin-top:58px;padding:30px 34px;border-radius:18px;background:#102a43;display:flex;justify-content:space-between;gap:24px;align-items:center}.services-contact-cta>div{display:flex;flex-direction:column;gap:7px}.services-contact-cta strong{color:#fff;font-size:20px}.services-contact-cta span{color:rgba(255,255,255,.92);font-size:14px;line-height:1.6}

.subcategory-nav-section{margin:48px 0}.subcategory-nav-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.subcategory-nav-grid a{padding:15px 16px;border:1px solid #d9e5f0;border-radius:12px;text-decoration:none;color:#102a43;font-weight:700;background:#f8fbff;display:flex;justify-content:space-between;gap:12px}.subcategory-nav-grid a:hover{border-color:#0b5ed7;color:#0b5ed7;background:#fff}
.subcategory-group{scroll-margin-top:100px;margin:0 0 48px}.subcategory-group-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid #e2eaf2}.subcategory-group-head h3{font-size:22px}.subcategory-group-head p{font-size:14px;line-height:1.7;color:#173a56;margin-top:5px}.subcategory-group-head>span{font-size:13px;color:#315a7a}
.detail-path{font-size:13.5px;font-weight:700;color:#315a7a}.detail-path span{margin:0 6px;color:#0b5ed7}.detail-body-text{font-size:15px;line-height:1.9;color:#173a56}

.purpose-detail-shell{max-width:1180px;margin:0 auto;padding:112px 6% 90px}.purpose-detail-hero{padding:38px 40px;border:1px solid #d9e5f0;border-radius:22px;background:#f7fbff;margin-bottom:34px}.purpose-detail-hero h1{font-size:clamp(34px,4.5vw,52px);margin:12px 0 16px}.purpose-detail-hero>p{font-size:16px;line-height:1.85;color:#173a56;max-width:820px;margin-bottom:18px}.purpose-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.purpose-topic-section{margin:48px 0}.purpose-topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.purpose-topic-card{border:1px solid #d9e5f0;border-radius:15px;padding:22px;background:#f8fbff}.purpose-topic-card h3{font-size:18px;margin-bottom:8px}.purpose-topic-card p{font-size:14px;color:#173a56;line-height:1.75;margin-bottom:12px}.notice-card{border-left:4px solid #0b5ed7}

@media(max-width:1050px){.product-category-grid{grid-template-columns:repeat(2,1fr)}.subcategory-nav-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.services-page{padding:96px 5% 70px}.service-anchor-tabs{top:68px}.services-block-head{display:block}.services-block-head p{text-align:left;margin-top:8px}.product-category-grid,.purpose-grid-v21,.purpose-detail-grid,.purpose-topic-grid{grid-template-columns:1fr}.subcategory-nav-grid{grid-template-columns:1fr}.services-contact-cta{align-items:flex-start;flex-direction:column}.purpose-card-v21{grid-template-columns:46px 1fr;padding:18px}.product-search-results{left:12px;right:12px}.product-search-box{padding:14px}}