/* ===== 产品详情页共享样式（佰洛生物） ===== */
:root{--blue:#0a5c8a;--blue2:#064368;--accent:#00a896;--bg:#f6f8fa;--text:#1f2d3d;--muted:#6b7785;--line:#eef1f4;}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.7;background:var(--bg);}
a{color:var(--blue);text-decoration:none;}
img{max-width:100%;}
/* 顶部导航 */
header{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;}
header .logo{font-weight:700;font-size:18px;letter-spacing:.5px;}
header nav a{color:#dbeafe;margin-left:16px;font-size:14px;transition:color .15s;}
header nav a:hover{color:#fff;}
/* 容器 */
.wrap{max-width:1100px;margin:0 auto;padding:0 18px;}
/* 面包屑 */
.breadcrumb{padding:16px 0;font-size:13px;color:#8a97a5;}
.breadcrumb a{color:var(--blue);}
.breadcrumb span{margin:0 8px;color:#c2ccd6;}
/* Hero 横幅 */
.product-hero{background:linear-gradient(135deg,#0a5c8a 0%,#064368 100%);color:#fff;padding:46px 0 38px;}
.ph-inner{display:flex;gap:32px;align-items:flex-start;}
.ph-icon{width:74px;height:74px;border-radius:16px;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:36px;flex-shrink:0;}
.ph-info{flex:1;min-width:0;}
.ph-cat{display:inline-block;background:rgba(255,255,255,.18);font-size:12px;padding:4px 12px;border-radius:20px;margin-bottom:10px;}
.ph-info h1{font-size:27px;margin-bottom:8px;line-height:1.3;}
.ph-summary{opacity:.92;font-size:15px;max-width:640px;line-height:1.75;}
.ph-cta{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 24px;border-radius:8px;font-size:15px;font-weight:600;transition:transform .15s,box-shadow .15s;cursor:pointer;border:none;}
.btn-primary{background:#fff;color:var(--blue);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.2);}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);}
.btn-outline:hover{border-color:#fff;}
/* 左右内容网格 */
.content-grid{display:grid;grid-template-columns:1fr 330px;gap:28px;padding-top:28px;}
@media(max-width:860px){.content-grid{grid-template-columns:1fr;}.ph-inner{flex-direction:column;gap:16px;}}
.section-card{background:#fff;border-radius:14px;padding:24px;margin-bottom:18px;box-shadow:0 2px 12px rgba(0,0,0,.05);}
.section-card h2{font-size:18px;margin-bottom:14px;color:var(--blue2);border-left:4px solid var(--blue);padding-left:10px;}
.intro-text{color:#333;font-size:15px;line-height:1.9;}
.intro-text strong{color:var(--text);}
.ul-list{padding-left:20px;color:#333;font-size:14px;line-height:1.9;}
.ul-list li{margin:5px 0;}
.spec-table{width:100%;border-collapse:collapse;}
.spec-table td{padding:10px 14px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top;}
.spec-table td:first-child{color:var(--muted);width:34%;background:#fafbfc;white-space:nowrap;}
.sku-table{width:100%;border-collapse:collapse;font-size:14px;}
.sku-table th{background:var(--blue);color:#fff;padding:9px 14px;text-align:left;font-weight:600;}
.sku-table td{padding:9px 14px;border-bottom:1px solid var(--line);}
.sku-table .price{color:var(--accent);font-weight:700;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chips span{background:#eaf4f9;color:var(--blue2);padding:5px 12px;border-radius:20px;font-size:13px;}
.note-box{background:#f3f7fa;border:1px solid #e3edf3;border-radius:10px;padding:12px 14px;font-size:13px;color:var(--muted);line-height:1.7;}
/* 产品图 */
.img-card{background:#fff;border-radius:14px;padding:18px;margin-bottom:18px;box-shadow:0 2px 12px rgba(0,0,0,.05);text-align:center;}
.img-card img{max-height:380px;object-fit:contain;border-radius:8px;}
.img-card figcaption{margin-top:8px;font-size:13px;color:var(--muted);}
.img-placeholder{background:#fff;border-radius:14px;padding:40px 18px;margin-bottom:18px;box-shadow:0 2px 12px rgba(0,0,0,.05);text-align:center;color:var(--muted);}
.img-placeholder .ph-ico{font-size:46px;opacity:.5;}
.img-placeholder p{margin-top:8px;font-size:13px;}
/* 右侧栏 */
.sidebar-card{background:#fff;border-radius:14px;padding:22px;margin-bottom:18px;box-shadow:0 2px 12px rgba(0,0,0,.05);}
.sidebar-card h3{font-size:15px;color:var(--blue2);margin-bottom:12px;}
.info-row{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid #f0f5fa;font-size:13px;}
.info-row:last-child{border-bottom:none;}
.info-label{color:var(--muted);flex-shrink:0;}
.info-value{color:var(--text);font-weight:600;text-align:right;}
.cta-card{background:linear-gradient(135deg,var(--blue),var(--accent));color:#fff;border-radius:14px;padding:28px;text-align:center;}
.cta-card h3{font-size:18px;margin-bottom:8px;}
.cta-card p{font-size:13px;opacity:.9;margin-bottom:18px;line-height:1.6;}
.cta-card .btn{background:#fff;color:var(--blue);width:100%;justify-content:center;}
/* 相关产品 */
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;}
.related a{background:#fff;border-radius:10px;padding:14px;box-shadow:0 2px 8px rgba(0,0,0,.05);font-size:14px;color:var(--text);transition:transform .15s,box-shadow .15s;display:block;}
.related a:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1);}
.related a b{display:block;color:var(--blue2);font-size:13px;margin-bottom:4px;}
/* 页脚 */
footer{text-align:center;color:#8a97a5;font-size:13px;padding:30px;margin-top:20px;}
.footer-disclaimer{max-width:1000px;margin:0 auto;padding:6px 20px 14px;text-align:center;font-size:12px;color:#8a97a5;line-height:1.7;}
.footer-disclaimer strong{color:#5b6775;font-weight:600;}
.site-beian{text-align:center;padding:14px 16px 8px;font-size:12px;color:#9aa0a6;line-height:1.9;}
.site-beian a{color:#9aa0a6;text-decoration:none;}
.site-beian img{vertical-align:-3px;margin-right:4px;border:none;}