/* ============================================================
   medical.代加工.中国 — 高端医疗科技风样式
   设计：明亮科技 + 医疗蓝/青，专业、克制、可信
   ============================================================ */
:root{
  --c-primary:#0B5FA5;
  --c-primary-deep:#073B66;
  --c-accent:#00B4D8;
  --c-accent-soft:#E3F6FB;
  --c-bg:#F5F8FB;
  --c-surface:#FFFFFF;
  --c-ink:#16273A;
  --c-muted:#5A6B7B;
  --c-border:#E3EBF2;
  --c-line:#D7E2EC;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 30px rgba(11,95,165,.10);
  --shadow-sm:0 4px 14px rgba(11,95,165,.08);
  --maxw:1180px;
  --header-h:66px;
  --h2-inset:16px;       /* 文章/列表/产品：正文与面包屑同栅格左缘 */
  --page-inset:48px;      /* 页面卡片：内容左缘 */
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font);color:var(--c-ink);background:var(--c-bg);
  line-height:1.78;font-size:16px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;}
a:hover{color:var(--c-primary-deep);}
h1,h2,h3,h4{line-height:1.35;color:var(--c-primary-deep);font-weight:700;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--c-primary-deep);}
.brand img{width:34px;height:34px;border-radius:8px;}
.brand-text{display:flex;flex-direction:column;line-height:1.05;font-size:16px;}
.brand-text small{font-size:11px;color:var(--c-muted);font-weight:600;letter-spacing:.5px;}
.nav-toggle{display:none;border:1px solid var(--c-border);background:#fff;border-radius:8px;padding:8px 12px;font-weight:700;color:var(--c-primary-deep);cursor:pointer;}
.primary-nav .nav-list{display:flex;gap:4px;list-style:none;margin:0;padding:0;}
.nav-item{position:relative;}
.nav-link{display:flex;align-items:center;gap:5px;padding:9px 14px;border-radius:9px;color:var(--c-ink);font-weight:600;font-size:15px;}
.nav-link:hover{background:var(--c-accent-soft);color:var(--c-primary-deep);}
.caret{width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-3px;}
.mega-panel{
  position:absolute;top:100%;left:0;min-width:200px;background:#fff;border:1px solid var(--c-border);
  border-radius:12px;box-shadow:var(--shadow);padding:14px 16px;display:none;
}
.has-mega:hover .mega-panel{display:block;}
.mega-title{margin:0 0 8px;font-size:12px;color:var(--c-muted);text-transform:uppercase;letter-spacing:1px;}
.mega-panel ul{list-style:none;margin:0;padding:0;display:grid;gap:2px;}
.mega-panel a{display:block;padding:7px 10px;border-radius:8px;color:var(--c-ink);font-size:14px;}
.mega-panel a:hover{background:var(--c-accent-soft);}

/* ---------- Layout ---------- */
main{min-height:60vh;}
.section{padding:54px 0;}
.section-head{margin-bottom:30px;}
.section-head h2{font-size:30px;margin:0 0 8px;}
.section-head p{color:var(--c-muted);margin:0;max-width:760px;}
.eyebrow{display:inline-block;color:var(--c-primary);font-weight:700;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  font-size:13.5px;color:var(--c-muted);padding:18px 0 14px;
  border-bottom:1px solid var(--c-border);margin-bottom:26px;
}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.breadcrumb li{display:flex;align-items:center;gap:6px;}
.breadcrumb li:not(:last-child)::after{content:"›";color:var(--c-line);}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .current{color:var(--c-ink);font-weight:600;}

/* ---------- Article / Product layout ---------- */
.article-layout,.list-layout,.page-wrap{
  max-width:var(--maxw);margin:0 auto;padding:0 20px;
}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:40px;align-items:start;}
.article-main{max-width:760px;}
.article-main > .breadcrumb{padding-left:0;padding-right:0;}
.article-title{font-size:34px;line-height:1.25;margin:6px 0 14px;color:var(--c-primary-deep);}
.article-meta{color:var(--c-muted);font-size:14px;margin-bottom:22px;}
.summary-block{
  background:linear-gradient(180deg,var(--c-accent-soft),#fff);
  border:1px solid var(--c-border);border-left:4px solid var(--c-accent);
  border-radius:12px;padding:18px 20px;margin:0 0 18px;font-size:15.5px;color:var(--c-ink);
}
.summary-block strong{color:var(--c-primary);margin-right:6px;}
.keyword-line{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px;align-items:center;}
.keyword-line .kw-label{color:var(--c-muted);font-size:14px;margin-right:4px;}
.tag-text{background:var(--c-accent-soft);color:var(--c-primary-deep);border:1px solid #C9E9F4;
  border-radius:999px;padding:4px 12px;font-size:13px;}
.update-time{color:var(--c-muted);font-size:13.5px;margin:6px 0 20px;}
.update-time time{font-variant-numeric:tabular-nums;}

/* article body */
.article-main h2{font-size:24px;margin:38px 0 14px;scroll-margin-top:84px;}
.article-main h3{font-size:19px;margin:28px 0 10px;scroll-margin-top:84px;}
.article-main p{margin:0 0 16px;}
.article-main ul,.article-main ol{margin:0 0 16px;padding-left:22px;}
.article-main li{margin:6px 0;}
.article-main blockquote{
  border-left:4px solid var(--c-primary);background:#F2F7FC;margin:18px 0;padding:14px 18px;border-radius:0 10px 10px 0;color:var(--c-ink);
}
.conclusion{background:#EAF3EC;border:1px solid #CDE6D2;border-left:4px solid #2E9E5B;border-radius:12px;padding:16px 20px;margin:20px 0;}
.conclusion strong{color:#1F7A43;}
table.data{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px;background:#fff;border:1px solid var(--c-border);border-radius:10px;overflow:hidden;}
table.data th{background:var(--c-primary-deep);color:#fff;text-align:left;padding:11px 14px;font-weight:600;}
table.data td{padding:10px 14px;border-top:1px solid var(--c-border);}
table.data tbody tr:nth-child(even){background:#F6FAFD;}
code{background:#EEF4FA;color:#0a4b86;padding:2px 6px;border-radius:6px;font-size:.92em;font-family:"SFMono-Regular",Consolas,monospace;}

/* FAQ */
.faq{margin:26px 0;}
.faq details{border:1px solid var(--c-border);border-radius:10px;margin:10px 0;background:#fff;overflow:hidden;}
.faq summary{cursor:pointer;padding:14px 18px;font-weight:600;color:var(--c-primary-deep);list-style:none;position:relative;padding-right:42px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:20px;color:var(--c-primary);}
.faq details[open] summary::after{content:"−";}
.faq .faq-a{padding:0 18px 16px;color:var(--c-ink);}

/* 相关阅读 / 相关产品 */
.related{margin:34px 0 0;padding:22px;border:1px solid var(--c-border);border-radius:14px;background:#fff;}
.related h3{margin:0 0 12px;font-size:19px;}
.related ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.related li{padding:12px 14px;border:1px solid var(--c-border);border-radius:10px;background:#FBFDFF;}
.related a{font-weight:600;}
.related .why{display:block;color:var(--c-muted);font-size:13.5px;margin-top:3px;}

/* TOC */
.toc-aside{position:sticky;top:84px;max-height:calc(100vh - 104px);overflow-y:auto;}
.toc{background:#fff;border:1px solid var(--c-border);border-radius:12px;padding:16px 16px;box-shadow:var(--shadow-sm);}
.toc h4{margin:0 0 10px;font-size:13px;color:var(--c-muted);text-transform:uppercase;letter-spacing:1px;}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t;}
.toc li{margin:7px 0;font-size:13.5px;line-height:1.4;}
.toc a{color:var(--c-muted);}
.toc a:hover{color:var(--c-primary);}

/* ---------- Product ---------- */
.product-grid{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:40px;align-items:start;}
.product-main{max-width:760px;}
.product-hero{display:flex;gap:18px;flex-wrap:wrap;align-items:center;margin-bottom:8px;}
.product-status{font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;background:var(--c-accent-soft);color:var(--c-primary-deep);}
.product-skus{color:var(--c-muted);font-size:13px;}

/* ---------- Cards / grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;}
.ucard{background:#fff;border:1px solid var(--c-border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:.2s;}
.ucard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#C9E9F4;}
.ucard h3{margin:0 0 8px;font-size:18px;}
.ucard p{color:var(--c-muted);font-size:14px;margin:0 0 12px;}
.ucard .more{font-weight:700;font-size:14px;}

/* list page */
.list-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:36px;align-items:start;}
.cat-side{position:sticky;top:84px;}
.category-list{list-style:none;margin:0;padding:0;border:1px solid var(--c-border);border-radius:12px;overflow:hidden;background:#fff;}
.category-list li a{display:block;padding:13px 16px;border-bottom:1px solid var(--c-border);color:var(--c-ink);font-weight:600;}
.category-list li:last-child a{border-bottom:none;}
.category-list li a:hover,.category-list li a.active{background:var(--c-accent-soft);color:var(--c-primary-deep);}
.cat-content h1{font-size:30px;margin:0 0 6px;}
.cat-desc{color:var(--c-muted);margin:0 0 24px;}

/* ---------- Hero / Home ---------- */
.hero{
  position:relative;margin-top:var(--header-h);padding:84px 0 70px;overflow:hidden;
  background:
    radial-gradient(1200px 500px at 80% -10%,rgba(0,180,216,.35),transparent 60%),
    linear-gradient(135deg,var(--c-primary-deep),var(--c-primary) 55%,#0a78b8);
  color:#fff;
}
.hero::after{content:"";position:absolute;inset:0;background-image:
  linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:48px 48px;mask-image:radial-gradient(800px 400px at 70% 10%,#000,transparent 75%);opacity:.5;}
.hero .container{position:relative;z-index:1;}
.hero h1{color:#fff;font-size:44px;line-height:1.18;margin:0 0 16px;max-width:760px;}
.hero p.lead{font-size:18px;color:rgba(255,255,255,.9);max-width:680px;margin:0 0 26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.hero-tags span{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:6px 14px;border-radius:999px;font-size:13.5px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:11px;font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;}
.btn-primary{background:#fff;color:var(--c-primary-deep);}
.btn-primary:hover{background:#EAF6FF;}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.2);}
.btn-line{background:transparent;border-color:var(--c-border);color:var(--c-primary-deep);}
.btn-line:hover{background:var(--c-accent-soft);}

/* feature strip */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;}
.feature{background:#fff;border:1px solid var(--c-border);border-radius:14px;padding:22px;box-shadow:var(--shadow-sm);}
.feature .ico{width:42px;height:42px;border-radius:11px;background:var(--c-accent-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:12px;}
.feature h3{margin:0 0 6px;font-size:17px;}
.feature p{margin:0;color:var(--c-muted);font-size:14px;}

/* scenario / process steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;counter-reset:s;}
.step{background:#fff;border:1px solid var(--c-border);border-radius:14px;padding:20px;position:relative;}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:14px;right:16px;font-size:26px;font-weight:800;color:var(--c-accent-soft);}
.step h3{margin:0 0 6px;font-size:16px;}
.step p{margin:0;color:var(--c-muted);font-size:14px;}

/* stat band */
.stat-band{background:var(--c-primary-deep);color:#fff;border-radius:16px;padding:30px;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;text-align:center;}
.stat .num{font-size:34px;font-weight:800;color:#fff;}
.stat .lbl{color:rgba(255,255,255,.82);font-size:13.5px;}

/* page card */
.page-wrap{max-width:920px;}
.page-card{background:#fff;border:1px solid var(--c-border);border-radius:18px;padding:var(--page-inset);box-shadow:var(--shadow-sm);}
.page-card h1{font-size:32px;margin:0 0 18px;}
.page-card h2{font-size:22px;margin:30px 0 12px;}
.page-card h3{font-size:18px;margin:22px 0 8px;}
.page-card p{margin:0 0 14px;}
.page-card ul{padding-left:22px;}
.page-card .breadcrumb{padding-left:0;padding-right:0;}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--c-primary-deep),var(--c-primary));color:#fff;border-radius:18px;padding:36px;text-align:center;}
.cta-band h2{color:#fff;margin:0 0 10px;}
.cta-band p{color:rgba(255,255,255,.9);margin:0 0 20px;}

/* ---------- Footer ---------- */
.site-footer{background:#0C2236;color:#C7D6E3;margin-top:60px;padding:50px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:30px;}
.footer-brand{color:#fff;font-weight:800;font-size:17px;margin:0 0 10px;}
.footer-desc{font-size:14px;color:#9FB4C6;margin:0;}
.footer-h{color:#fff;font-weight:700;font-size:14px;margin:0 0 12px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;}
.footer-col a{color:#C7D6E3;font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-contact{font-size:13.5px;color:#9FB4C6;margin:0;}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#8AA0B4;}

/* ---------- Float capsule ---------- */
.float-capsule{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:12px;}
.cap-btn{display:flex;flex-direction:column;align-items:center;gap:3px;width:60px;height:60px;justify-content:center;
  border-radius:30px;border:1px solid var(--c-border);background:#fff;box-shadow:var(--shadow);cursor:pointer;color:var(--c-primary-deep);}
.cap-btn:hover{background:var(--c-accent-soft);}
.cap-ico{font-size:20px;line-height:1;}
.cap-txt{font-size:11px;font-weight:600;}
#btnTop{opacity:0;pointer-events:none;transition:opacity .25s;}
#btnTop.show{opacity:1;pointer-events:auto;}

/* wechat modal */
.wechat-modal{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;}
.wechat-modal[hidden]{display:none;}
.wechat-modal-mask{position:absolute;inset:0;background:rgba(8,20,34,.55);backdrop-filter:blur(2px);}
.wechat-modal-body{position:relative;background:#fff;border-radius:16px;padding:18px;box-shadow:var(--shadow);text-align:center;}
.wechat-close{position:absolute;top:-12px;right:-12px;width:34px;height:34px;border-radius:50%;border:none;background:var(--c-primary-deep);color:#fff;font-size:20px;cursor:pointer;box-shadow:var(--shadow);}
.wechat-tip{margin:0 0 12px;color:var(--c-muted);font-size:13.5px;}
#wechatCardImg{border-radius:10px;width:300px;height:500px;object-fit:contain;background:#F2F7FC;}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .article-grid,.product-grid{grid-template-columns:1fr;}
  .toc-aside{display:none;}
  .list-layout{grid-template-columns:1fr;}
  .cat-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:760px){
  .nav-toggle{display:block;}
  .primary-nav{display:none;position:absolute;top:var(--header-h);left:0;right:0;background:#fff;border-bottom:1px solid var(--c-border);box-shadow:var(--shadow);padding:10px 16px;}
  .primary-nav.open{display:block;}
  .nav-list{flex-direction:column;gap:2px;}
  /* 移动端：articles/products 分类默认折叠，点击展开 */
  .mega-panel{position:static;display:none !important;box-shadow:none;border:none;padding:6px 0 6px 14px;}
  .has-mega.open .mega-panel{display:block !important;}
  .hero h1{font-size:32px;}
  .hero{padding:56px 0 48px;}
  .page-card{padding:26px 20px;}
  :root{--page-inset:20px;--h2-inset:0px;}
  .float-capsule{right:12px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .float-capsule .cap-btn{width:52px;height:52px;}
  #wechatCardImg{width:260px;height:433px;}
}