*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-deep:#1e3a8a;--accent:#f97316;--accent-dark:#ea580c;--text:#1f2937;--text-light:#6b7280;--text-muted:#9ca3af;--border:#e8ecf1;--bg:#f4f6f9;--white:#fff;--footer-bg:#0f1f3d;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 3px rgba(15,31,61,0.06);--shadow:0 6px 20px rgba(15,31,61,0.08);--shadow-lg:0 16px 40px rgba(15,31,61,0.14);--max-width:1200px}html{font-size:16px;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--text);text-decoration:none;transition:color 0.2s}a:hover{color:var(--primary)}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.header{background:rgba(255,255,255,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:100}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{font-size:1.3rem;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:10px;letter-spacing:0.5px}.logo::before{content:'';width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--primary-deep));box-shadow:0 4px 10px rgba(37,99,235,0.35);flex-shrink:0;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' fill-rule='evenodd' 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d='M6.4%200h11.2A6.4%206.4%200%200%201%2024%206.4v11.2a6.4%206.4%200%200%201-6.4%206.4H6.4A6.4%206.4%200%200%201%200%2017.6V6.4A6.4%206.4%200%200%201%206.4%200zM13.5%203.5h4V11h-4zM6%2011h10a2%202%200%200%201%202%202v4.5a2%202%200%200%201-2%202H6a2%202%200%200%201-2-2V13a2%202%200%200%201%202-2zM6%2019.5h2.2v2.3H6zM13.8%2019.5H16v2.3h-2.2zM7.6%204.2a2.1%202.1%200%201%200%200%204.2%202.1%202.1%200%201%200%200-4.2zM11.6%202.6a1.6%201.6%200%201%200%200%203.2%201.6%201.6%200%201%200%200-3.2z'/%3E%3C/svg%3E") center/100% no-repeat}.logo span{color:var(--text-light);font-weight:400;margin-left:4px;font-size:0.8rem;padding-left:10px;border-left:1px solid var(--border)}.nav-list{display:flex;gap:8px}.nav-list a{font-size:0.9375rem;font-weight:500;padding:8px 16px;border-radius:var(--radius-sm);position:relative;transition:all 0.2s}.nav-list a:hover{color:var(--primary);background:rgba(37,99,235,0.07)}.nav-list a.active{color:var(--primary);background:rgba(37,99,235,0.1);font-weight:600}.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;border-radius:1px;transition:0.3s}.breadcrumb{padding:18px 0;font-size:0.875rem;color:var(--text-muted)}.breadcrumb a{color:var(--text-light)}.breadcrumb a:hover{color:var(--primary)}.breadcrumb span{margin:0 8px}.breadcrumb strong{color:var(--text);font-weight:600}.sub-cat{background:var(--white);border-bottom:1px solid var(--border)}.sub-cat-inner{display:flex;gap:6px;overflow-x:auto;padding:12px 20px;scrollbar-width:none}.sub-cat-inner::-webkit-scrollbar{display:none}.sub-cat-inner a{flex-shrink:0;padding:7px 18px;border-radius:50px;font-size:0.875rem;color:var(--text-light);white-space:nowrap;transition:all 0.2s}.sub-cat-inner a:hover{color:var(--primary);background:rgba(37,99,235,0.08)}.sub-cat-inner a.current{color:var(--white);background:var(--primary);font-weight:600}.hero{position:relative;background:linear-gradient(135deg,#0b1e4f 0%,#143a8c 45%,#1d4ed8 100%);color:var(--white);padding:80px 0 90px;text-align:center;overflow:hidden}.hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.05) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}.hero::after{content:'';position:absolute;width:520px;height:520px;right:-160px;bottom:-280px;background:radial-gradient(circle,rgba(249,115,22,0.35),transparent 65%);pointer-events:none}.hero .container{position:relative;z-index:1}.hero h1{font-size:2.6rem;margin-bottom:16px;font-weight:800;letter-spacing:1px}.hero p{font-size:1.1rem;opacity:0.88;margin-bottom:36px}.hero-search{display:flex;max-width:620px;margin:0 auto 44px;background:var(--white);border-radius:50px;padding:6px;box-shadow:0 12px 36px rgba(0,0,0,0.25)}.hero-search input{flex:1;border:none;outline:none;padding:12px 22px;font-size:0.95rem;background:transparent;color:var(--text)}.hero-search button{border:none;cursor:pointer;padding:12px 32px;border-radius:50px;font-size:0.95rem;font-weight:600;color:var(--white);background:linear-gradient(135deg,var(--accent),var(--accent-dark));box-shadow:0 4px 14px rgba(249,115,22,0.4);transition:transform 0.2s,box-shadow 0.2s}.hero-search button:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(249,115,22,0.5)}.hero-stats{display:flex;justify-content:center;gap:64px}.hero-stats .stat-num{font-size:2rem;font-weight:800;color:var(--accent);line-height:1.2}.hero-stats .stat-label{font-size:0.85rem;opacity:0.75}.section-blocks{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:48px 0 16px}.block-card{position:relative;background:var(--white);border-radius:var(--radius);padding:30px 22px 26px;text-align:center;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:transform 0.25s,box-shadow 0.25s,border-color 0.25s;overflow:hidden}.block-card::after{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity 0.25s}.block-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}.block-card:hover::after{opacity:1}.block-card .icon{width:56px;height:56px;margin:0 auto 16px;background:linear-gradient(135deg,rgba(37,99,235,0.12),rgba(249,115,22,0.12));border-radius:15px;display:flex;align-items:center;justify-content:center;transition:transform 0.25s}.block-card:hover .icon{transform:scale(1.08) rotate(-4deg)}.block-card .icon svg{width:26px;height:26px;fill:var(--primary)}.block-card h2{font-size:1.12rem;margin-bottom:8px}.block-card p{font-size:0.82rem;color:var(--text-light);margin-bottom:18px}.block-card .btn{display:inline-flex;align-items:center;gap:6px;padding:10px 24px;background:var(--primary);color:var(--white);border-radius:50px;font-size:0.875rem;font-weight:600;transition:background 0.2s,box-shadow 0.2s}.block-card .btn::after{content:'→';transition:transform 0.2s}.block-card .btn:hover{background:var(--primary-dark);color:var(--white);box-shadow:0 6px 16px rgba(37,99,235,0.35)}.block-card .btn:hover::after{transform:translateX(4px)}.main-content{padding:10px 0 70px}.page-title{font-size:1.6rem;margin-bottom:28px;padding-bottom:14px;position:relative}.page-title::after{content:'';position:absolute;bottom:0;left:0;width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent))}.section-title{font-size:1.35rem;margin-bottom:22px;display:flex;align-items:center;justify-content:space-between}.section-title h2{position:relative;padding-left:14px;font-size:1.35rem}.section-title h2::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:22px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--accent))}.section-title a{font-size:0.875rem;color:var(--text-muted);font-weight:400}.section-title a:hover{color:var(--primary)}.section-title h2{flex-shrink:0}.section-subcats{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;margin:0 18px;flex:1;min-width:0}.section-subcats::-webkit-scrollbar{display:none}.section-subcats a{flex-shrink:0;padding:6px 16px;border-radius:50px;font-size:0.84rem;color:var(--text-light);background:var(--white);border:1px solid var(--border);white-space:nowrap;transition:all 0.2s}.section-subcats a:hover{color:var(--primary);border-color:#bfdbfe;background:#eff6ff}.section-subcats a.current{color:var(--white);background:var(--primary);border-color:var(--primary);font-weight:600}.recommend-list{padding-top:30px;padding-bottom:40px}.list-grid,.recommend-grid{display:grid;gap:24px}.list-grid{grid-template-columns:repeat(4,1fr);gap:18px}.recommend-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.list-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:transform 0.25s,box-shadow 0.25s;position:relative}.list-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.list-card .card-img{width:100%;height:190px;object-fit:cover;background:var(--border);transition:transform 0.4s}.list-grid .card-img{height:165px}.list-card:hover .card-img{transform:scale(1.06)}.card-img-link{display:block;overflow:hidden}.list-card .card-body{padding:18px 20px 20px}.list-card .card-title{font-size:1.05rem;font-weight:700;margin-bottom:10px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.list-card .card-title a:hover{color:var(--primary)}.list-card .card-desc{font-size:0.875rem;color:var(--text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}.list-card .card-meta{font-size:0.8rem;color:var(--text-muted);padding-top:12px;border-top:1px dashed var(--border)}.list-card .card-meta::before{content:'';display:inline-block;width:12px;height:12px;margin-right:6px;vertical-align:-2px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23f97316' d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5A2.5 2.5 0 1 1 12 6.5a2.5 2.5 0 0 1 0 5z'/%3E%3C/svg%3E") center/contain no-repeat}.list-card:not(:has(.card-img))::before{content:'';display:block;height:190px;background:linear-gradient(135deg,#e9f0ff 0%,#f4f7fc 100%);border-bottom:1px solid var(--border)}.list-card:not(:has(.card-img))::after{content:'';position:absolute;top:62px;left:50%;width:64px;height:64px;transform:translateX(-50%);background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%232563eb' d='M12 7V3H2v18h20V7H12zM6 19H4v-2h2v2zm0-4H4v-2h2v2zm0-4H4V9h2v2zm0-4H4V5h2v2zm4 12H8v-2h2v2zm0-4H8v-2h2v2zm0-4H8V9h2v2zm0-4H8V5h2v2zm10 12h-8v-2h2v-2h-2v-2h2v-2h-2V9h8v10zm-2-8h-2v2h2v-2zm0 4h-2v2h2v-2z'/%3E%3C/svg%3E") center/contain no-repeat;transition:transform 0.25s}.list-card:not(:has(.card-img)):hover::after{transform:translateX(-50%) translateY(-5px)}.article-list{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);overflow:hidden}.article-item{display:flex;align-items:center;padding:18px 24px;border-bottom:1px solid var(--border);transition:background 0.2s}.article-item:last-child{border-bottom:none}.article-item:hover{background:#f8faff}.article-category{color:var(--primary);background:rgba(37,99,235,0.09);font-size:0.8rem;font-weight:500;padding:4px 12px;border-radius:50px;margin-right:16px;flex-shrink:0}.article-title{flex:1;font-size:0.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:12px}.article-title:hover{color:var(--primary)}.article-title::after{content:'›';color:var(--text-muted);float:right;font-size:1.2rem;transition:color 0.2s,transform 0.2s}.article-item:hover .article-title::after{color:var(--accent);transform:translateX(3px)}.article-date{color:var(--text-muted);font-size:0.8rem;flex-shrink:0}.manufacturer-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:22px}.manufacturer-item{position:relative;background:var(--white);border-radius:var(--radius);padding:24px 24px 22px 26px;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:transform 0.25s,box-shadow 0.25s}.manufacturer-item::before{content:'';position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:0 3px 3px 0;background:linear-gradient(180deg,var(--primary),var(--accent));opacity:0;transition:opacity 0.25s}.manufacturer-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.manufacturer-item:hover::before{opacity:1}.manufacturer-name{font-size:1.05rem;font-weight:700;margin-bottom:10px}.manufacturer-name a:hover{color:var(--primary)}.manufacturer-desc{font-size:0.875rem;color:var(--text-light);line-height:1.7;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.manufacturer-address{font-size:0.8rem;color:var(--text-muted)}.manufacturer-address::before{content:'';display:inline-block;width:12px;height:12px;margin-right:6px;vertical-align:-2px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23f97316' d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5A2.5 2.5 0 1 1 12 6.5a2.5 2.5 0 0 1 0 5z'/%3E%3C/svg%3E") center/contain no-repeat}.dual-article{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-top:12px;padding-bottom:44px}.dual-col{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-sm);overflow:hidden}.dual-head{display:flex;align-items:center;justify-content:space-between;padding:15px 22px;border-bottom:1px solid var(--border)}.dual-head h2{font-size:1.05rem;position:relative;padding-left:13px}.dual-head h2::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--primary),var(--accent))}.dual-head a{font-size:0.8rem;color:var(--text-muted);font-weight:400}.dual-head a:hover{color:var(--primary)}.side-text-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 22px;border-bottom:1px dashed var(--border);transition:background 0.2s}.side-text-list li:last-child{border-bottom:none}.side-text-list li:hover{background:#f8faff}.side-text-list a{flex:1;min-width:0;font-size:0.88rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;position:relative;padding-left:14px}.side-text-list a::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:5px;border-radius:50%;background:var(--accent)}.side-text-list a:hover{color:var(--primary)}.side-text-list .text-date{font-size:0.78rem;color:var(--text-muted);flex-shrink:0}.kb-cols{display:grid;grid-template-columns:1fr 1fr;background:var(--white);border-radius:var(--radius);padding:6px 0}.kb-cols>.side-text-list{min-width:0}.detail-sidebar .side-text-list li{padding:10px 0}.detail-sidebar .side-text-list a{font-size:0.85rem;white-space:normal;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}.detail-sidebar h3:not(:first-child){margin-top:0}.related-articles{background:var(--white);padding:26px 28px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-top:26px}.related-articles>h3{font-size:1.1rem;margin-bottom:18px;padding-bottom:14px;border-bottom:2px solid var(--border);position:relative}.related-articles>h3::after{content:'';position:absolute;bottom:-2px;left:0;width:40px;height:2px;background:var(--accent)}.related-list li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px dashed var(--border)}.related-list li:last-child{border-bottom:none}.related-list a{font-size:0.9rem;color:var(--text);min-width:0;flex:1;display:flex;align-items:center;gap:10px}.related-list a::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0}.related-list a:hover{color:var(--primary)}.related-list .text-date{color:var(--text-muted);font-size:0.82rem;flex-shrink:0}.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.post-nav>div{display:flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--border);border-radius:8px;padding:13px 18px;font-size:0.9rem}.post-nav .pn-label{color:var(--primary);font-weight:600;flex-shrink:0}.post-nav a{color:var(--text-light);min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.side-product{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--border)}.side-product:last-child{border-bottom:none}.side-product img{width:78px;height:60px;object-fit:cover;border-radius:var(--radius-sm);background:var(--border);flex-shrink:0}.side-product .sp-info{min-width:0;flex:1}.side-product h4{font-size:0.85rem;font-weight:600;line-height:1.4;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.side-product h4 a:hover{color:var(--primary)}.side-product p{font-size:0.75rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.home-manufacturers .manufacturer-list{grid-template-columns:repeat(4,1fr);gap:18px}.detail-header{background:linear-gradient(135deg,#ffffff,#f5f8ff);padding:32px;border-radius:var(--radius);margin-bottom:24px;box-shadow:var(--shadow-sm);border:1px solid var(--border)}.detail-title{font-size:1.6rem;margin-bottom:14px;line-height:1.4}.detail-meta{font-size:0.875rem;color:var(--text-light);display:flex;gap:24px;flex-wrap:wrap}.detail-meta span{position:relative}.detail-meta span:not(:last-child)::after{content:'';position:absolute;right:-13px;top:50%;transform:translateY(-50%);width:4px;height:4px;border-radius:50%;background:var(--text-muted)}.detail-body{background:var(--white);padding:36px 34px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);line-height:1.85;overflow-wrap:break-word}.detail-body h2{font-size:1.3rem;margin:34px 0 14px;padding-left:13px;border-left:4px solid var(--primary)}.detail-header h1{color:var(--primary)}.detail-body h2:first-child{margin-top:0}.detail-body h3{font-size:1.1rem;margin:24px 0 10px}.detail-body p{margin-bottom:16px}.detail-body img{border-radius:var(--radius-sm);margin:18px 0;box-shadow:var(--shadow)}.detail-body ul li{position:relative;padding-left:24px;margin-bottom:10px}.detail-body ul li::before{content:'';position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--accent)}.detail-body table{width:100%;border-collapse:collapse;margin:18px 0;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm);font-size:0.9rem}.detail-body table th,.detail-body table td{padding:13px 16px;border-bottom:1px solid var(--border);text-align:left}.detail-body table thead th{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--white);font-weight:600;border-bottom:none}.detail-body table tbody tr:nth-child(even){background:#f8faff}.detail-body table tbody tr:hover{background:#eef4ff}.detail-sidebar{position:sticky;top:88px}.side-box{background:var(--white);padding:22px 20px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-bottom:20px}.side-box:last-child{margin-bottom:0}.detail-sidebar h3{font-size:1.05rem;margin-top:0;margin-bottom:18px;padding-bottom:14px;border-bottom:2px solid var(--border);position:relative}.detail-sidebar h3::after{content:'';position:absolute;bottom:-2px;left:0;width:40px;height:2px;background:var(--accent)}.detail-sidebar .info-item{display:flex;padding:10px 0;font-size:0.875rem;border-bottom:1px dashed var(--border)}.detail-sidebar .info-item:last-child{border-bottom:none}.detail-sidebar .info-item .label{color:var(--text-muted);width:80px;flex-shrink:0}.detail-layout{display:grid;grid-template-columns:1fr 310px;gap:26px;align-items:start}.detail-layout>*{min-width:0}.product-top{display:grid;grid-template-columns:1fr 1fr;gap:28px;background:linear-gradient(135deg,#ffffff,#f5f8ff);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-bottom:24px}.product-gallery{min-width:0}.pg-main{display:block;width:100%;height:345px;object-fit:contain;border-radius:var(--radius-sm);background:#f4f6f9;padding:8px}.pg-thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.pg-thumbs img{width:100%;height:86px;object-fit:contain;border-radius:var(--radius-sm);border:2px solid transparent;background:#f4f6f9;padding:4px;cursor:pointer;transition:opacity 0.2s,border-color 0.2s}.pg-thumbs img:hover{opacity:0.85}.pg-thumbs img.active{border-color:var(--primary);opacity:1}.product-info{display:flex;flex-direction:column;min-width:0}.product-info .detail-title{margin-bottom:16px}.pi-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.pi-tags span{font-size:0.8rem;color:var(--primary);background:rgba(37,99,235,0.07);border:1px solid rgba(37,99,235,0.18);padding:4px 12px;border-radius:999px}.pi-specs{border-top:1px dashed var(--border);margin-bottom:14px}.pi-specs .info-item{display:flex;padding:10px 0;font-size:0.9rem;border-bottom:1px dashed var(--border)}.pi-specs .info-item .label{color:var(--text-muted);width:96px;flex-shrink:0}.pi-maker{font-size:0.9rem;color:var(--text-light);margin-bottom:20px}.pi-maker a{color:var(--primary);font-weight:600}.pi-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:auto}.btn-tel{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;font-size:1.05rem;font-weight:700;padding:13px 26px;border-radius:var(--radius-sm);transition:background 0.2s,transform 0.2s}.btn-tel:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px)}.btn-ask{display:inline-flex;align-items:center;padding:13px 26px;border:2px solid var(--primary);color:var(--primary);font-size:1rem;font-weight:600;border-radius:var(--radius-sm);transition:background 0.2s,color 0.2s}.btn-ask:hover{background:var(--primary);color:#fff}.side-product-list .card-img{height:150px}.side-product-list .card-body{padding:14px 16px 16px}.side-product-list .card-title{font-size:0.95rem;margin-bottom:8px}.side-product-list .card-desc{font-size:0.8rem;margin-bottom:10px}.side-product-list .card-meta{font-size:0.75rem;padding-top:10px}.side-product-list .list-card+.list-card{margin-top:14px}.pagination{display:flex;justify-content:center;gap:8px;margin-top:44px}.pagination a,.pagination span{display:inline-block;min-width:40px;text-align:center;padding:9px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:0.875rem;background:var(--white);transition:all 0.2s}.pagination a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.pagination .current{background:var(--primary);border-color:var(--primary);color:var(--white);font-weight:600}.footer{background:var(--footer-bg);padding:44px 0 30px;text-align:center;font-size:0.875rem;color:rgba(255,255,255,0.55)}.footer a{color:rgba(255,255,255,0.75);margin:0 12px;transition:color 0.2s}.footer a:hover{color:var(--accent)}.footer .links{margin-bottom:14px}.back-to-top{position:fixed;bottom:32px;right:32px;width:44px;height:44px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--white);border:none;border-radius:50%;cursor:pointer;opacity:0;visibility:hidden;transition:all 0.3s;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(37,99,235,0.4)}.back-to-top.show{opacity:1;visibility:visible}.back-to-top:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(37,99,235,0.5)}@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.hero .container>*{animation:fadeUp 0.7s ease both}.hero .container>p{animation-delay:0.1s}.hero-search{animation:fadeUp 0.7s 0.2s ease both}.hero-stats{animation:fadeUp 0.7s 0.3s ease both}@media (max-width:992px){.detail-layout{grid-template-columns:1fr}.detail-sidebar{order:-1;position:static}.detail-sidebar.prod-side{order:0}.product-top{grid-template-columns:1fr}.hero-stats{gap:40px}.list-grid{grid-template-columns:repeat(2,1fr)}.home-manufacturers .manufacturer-list{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){html{font-size:15px}.header-inner{height:54px}.logo{font-size:1.15rem}.logo span{display:none}.menu-toggle{display:block;order:2}.logo{order:0}.nav-list{position:fixed;top:54px;left:0;right:0;background:var(--white);flex-direction:column;padding:10px 20px;gap:0;box-shadow:var(--shadow);transform:translateY(-120%);opacity:0;visibility:hidden;transition:all 0.3s;max-height:calc(100vh - 54px);overflow-y:auto}.nav-list.open{transform:translateY(0);opacity:1;visibility:visible}.nav-list li{border-bottom:1px solid var(--border)}.nav-list li:last-child{border-bottom:none}.nav-list a{display:block;padding:15px 12px;font-size:1rem;border-radius:0}.nav-list a:hover,.nav-list a.active{background:transparent}.hero{padding:52px 0 56px}.hero h1{font-size:1.7rem}.hero p{font-size:0.95rem;margin-bottom:28px}.hero-stats{gap:28px;flex-wrap:wrap}.hero-stats .stat-num{font-size:1.5rem}.section-blocks{grid-template-columns:repeat(2,1fr);gap:12px;padding:28px 0 4px}.block-card{padding:22px 16px 20px}.block-card .icon{width:48px;height:48px;margin-bottom:12px}.block-card .icon svg{width:23px;height:23px}.block-card h2{font-size:0.95rem;margin-bottom:6px}.block-card p{font-size:0.75rem;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.block-card .btn{padding:8px 18px;font-size:0.78rem}.section-subcats{margin:0 10px;gap:5px}.section-subcats a{padding:4px 11px;font-size:0.74rem}.dual-article{grid-template-columns:1fr;gap:16px;padding-top:8px;padding-bottom:32px}.kb-cols{grid-template-columns:1fr}.home-manufacturers .manufacturer-list{grid-template-columns:repeat(2,1fr);gap:12px}.home-manufacturers .manufacturer-item{padding:16px 14px}.home-manufacturers .manufacturer-name{font-size:0.88rem;margin-bottom:8px;line-height:1.4}.home-manufacturers .manufacturer-desc{display:none}.home-manufacturers .manufacturer-address{font-size:0.72rem}.list-grid{grid-template-columns:repeat(2,1fr);gap:12px}.recommend-grid{grid-template-columns:1fr}.hot-products .recommend-grid{grid-template-columns:repeat(2,1fr);gap:12px}.post-nav{grid-template-columns:1fr;gap:10px}.post-nav a{white-space:normal}.hot-products .list-card .card-img{height:110px}.hot-products .list-card:not(:has(.card-img))::before{height:110px}.hot-products .list-card:not(:has(.card-img))::after{top:27px;width:56px;height:56px}.hot-products .list-card .card-body{padding:12px}.hot-products .list-card .card-title{font-size:0.82rem;margin-bottom:6px}.hot-products .list-card .card-desc{display:none}.hot-products .list-card .card-meta{padding-top:8px;font-size:0.72rem}.list-card .card-img{height:130px}.list-card .card-body{padding:14px}.list-card .card-title{font-size:0.9rem}.list-card .card-desc{font-size:0.78rem}.manufacturer-list{grid-template-columns:1fr}.article-item{padding:14px 16px;flex-wrap:wrap}.article-category{font-size:0.72rem;padding:3px 10px;margin-right:10px}.article-title{font-size:0.875rem;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-title::after{display:none}.article-date{font-size:0.75rem;margin-left:auto;margin-top:6px}.page-title{font-size:1.3rem}.detail-header,.detail-body{padding:22px 20px}.detail-body table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.detail-body table th,.detail-body table td{white-space:nowrap}.detail-title{font-size:1.3rem}.detail-meta{flex-direction:column;gap:8px}.detail-meta span:not(:last-child)::after{display:none}.product-top{padding:16px;gap:18px}.pg-main{height:240px}.pg-thumbs img{height:66px}.product-info .detail-title{font-size:1.25rem}.pi-actions .btn-tel,.pi-actions .btn-ask{flex:1;justify-content:center}.pagination{flex-wrap:wrap}.back-to-top{bottom:20px;right:20px;width:40px;height:40px}}@media (max-width:375px){.container{padding:0 14px}.list-grid{grid-template-columns:1fr}}