*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --mn-teal:#0097a7;
  --mn-teal-dark:#006978;
  --mn-teal-light:#e0f7fa;
  --mn-teal-soft:#f4fbfc;
  --mn-blue:#1976d2;
  --mn-cyan:#26c6da;
  --mn-bg:#f8fcfd;
  --mn-text:#263238;
  --mn-text-light:#546e7a;
  --mn-border:#b2ebf2;
  --mn-white:#fff;
}
body{font-family:'Noto Sans SC',-apple-system,sans-serif;color:var(--mn-text);background:var(--mn-bg);line-height:1.75;}
.mn-container{max-width:1180px;margin:0 auto;padding:0 20px;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}

/* top */
.mn-topline{background:var(--mn-teal-dark);color:#b2ebf2;font-size:13px;}
.mn-topline .mn-container{display:flex;justify-content:space-between;align-items:center;height:36px;}
.mn-topline a{color:#fff;font-weight:600;}

/* header */
.mn-header{background:var(--mn-white);border-bottom:1px solid var(--mn-border);position:sticky;top:0;z-index:100;box-shadow:0 1px 6px rgba(0,151,167,.06);}
.mn-header-inner{display:flex;justify-content:space-between;align-items:center;height:78px;gap:14px;}
.mn-logo{font-size:21px;font-weight:700;color:var(--mn-teal-dark);}
.mn-logo small{display:block;font-size:11px;color:var(--mn-teal);font-weight:400;margin-top:2px;letter-spacing:.5px;}
.mn-nav{display:flex;gap:2px;flex-wrap:wrap;justify-content:flex-end;}
.mn-nav a{padding:8px 12px;font-size:14px;color:var(--mn-text-light);border-radius:6px;transition:.2s;}
.mn-nav a:hover{background:var(--mn-teal-light);color:var(--mn-teal-dark);}
.mn-burger{display:none;background:none;border:none;font-size:22px;color:var(--mn-teal);cursor:pointer;}

/* hero */
.mn-hero{background:linear-gradient(100deg,#e0f7fa 0%,#b2ebf2 40%,#80deea 100%);padding:70px 0;}
.mn-herogrid{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center;}
.mn-pill{display:inline-block;background:var(--mn-white);color:var(--mn-teal-dark);padding:6px 16px;border-radius:20px;font-size:13px;margin-bottom:22px;border:2px solid var(--mn-cyan);}
.mn-hero h1{font-size:42px;color:var(--mn-teal-dark);line-height:1.25;margin-bottom:20px;}
.mn-hero p{font-size:16px;color:var(--mn-text-light);margin-bottom:28px;}
.mn-herobtns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:20px;}
.mn-btn{display:inline-block;padding:12px 26px;background:var(--mn-teal);color:#fff;border-radius:8px;font-weight:500;transition:.2s;cursor:pointer;border:none;font-family:inherit;font-size:15px;}
.mn-btn:hover{background:var(--mn-teal-dark);transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,151,167,.3);}
.mn-btn-outline{background:var(--mn-white);color:var(--mn-teal-dark);border:2px solid var(--mn-teal);}
.mn-btn-outline:hover{background:var(--mn-teal-light);}
.mn-btn-lg{padding:14px 36px;font-size:16px;}
.mn-herotel{display:inline-block;font-size:17px;font-weight:700;color:var(--mn-blue);}
.mn-heroimg img{border-radius:18px;box-shadow:0 20px 50px rgba(0,151,167,.2);}

/* sections */
section{padding:64px 0;}
.mn-h2{text-align:center;font-size:29px;color:var(--mn-teal-dark);margin-bottom:12px;}
.mn-sub{text-align:center;font-size:15px;color:var(--mn-text-light);max-width:740px;margin:0 auto 40px;line-height:1.8;}

/* quick */
.mn-quick{background:var(--mn-white);padding:44px 0;}
.mn-quickgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.mn-qcard{background:var(--mn-teal-soft);border-radius:12px;padding:24px;text-align:center;border:1px solid var(--mn-border);transition:.2s;}
.mn-qcard:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,151,167,.1);}
.mn-qico{font-size:34px;margin-bottom:12px;}
.mn-qcard h3{font-size:16px;color:var(--mn-teal-dark);margin-bottom:10px;}
.mn-qcard p{font-size:13px;color:var(--mn-text-light);line-height:1.7;}

/* types */
.mn-typesgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.mn-typecard{background:var(--mn-white);padding:22px;border-radius:10px;border-left:4px solid var(--mn-teal);transition:.2s;}
.mn-typecard:hover{box-shadow:0 8px 20px rgba(0,151,167,.08);transform:translateY(-2px);}
.mn-typecard h3{font-size:16px;color:var(--mn-teal-dark);margin-bottom:10px;font-weight:700;}
.mn-typecard p{font-size:13px;color:var(--mn-text-light);line-height:1.7;}

/* abnormal AUB */
.mn-abnormal{background:var(--mn-teal-soft);}
.mn-abnwrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px;}
.mn-abncol{background:var(--mn-white);border-radius:10px;padding:26px;}
.mn-abn-palm{border-top:4px solid var(--mn-teal);}
.mn-abn-coein{border-top:4px solid var(--mn-blue);}
.mn-abncol h3{font-size:17px;color:var(--mn-teal-dark);margin-bottom:18px;}
.mn-abn-coein h3{color:var(--mn-blue);}
.mn-abnlist{display:flex;flex-direction:column;gap:10px;}
.mn-abnlist > div{padding:10px 14px;background:var(--mn-teal-soft);border-radius:6px;font-size:13px;line-height:1.6;}
.mn-abn-coein .mn-abnlist > div{background:#e3f2fd;}
.mn-abnlist strong{display:inline-block;min-width:140px;color:var(--mn-teal-dark);font-weight:700;margin-right:8px;}
.mn-abn-coein .mn-abnlist strong{color:var(--mn-blue);}
.mn-abnnote{max-width:1000px;margin:0 auto;padding:18px 24px;background:#fff3e0;border-left:4px solid #ff9800;border-radius:6px;font-size:13px;color:#5d4037;line-height:1.8;}

/* pcos */
.mn-pcosgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.mn-pcoscard{background:var(--mn-white);padding:26px;border-radius:10px;border-left:4px solid var(--mn-cyan);}
.mn-pcoscard h4{font-size:16px;color:var(--mn-teal-dark);margin-bottom:14px;}
.mn-pcoscard ul{list-style:none;}
.mn-pcoscard ul li{font-size:13px;color:var(--mn-text-light);padding:6px 0;padding-left:18px;position:relative;line-height:1.7;}
.mn-pcoscard ul li::before{content:"●";color:var(--mn-cyan);font-size:8px;position:absolute;left:0;top:11px;}
.mn-pcoscard ul li strong{color:var(--mn-teal-dark);}

/* amen */
.mn-amenwrap{display:grid;grid-template-columns:1fr 1.3fr;gap:24px;max-width:1000px;margin:0 auto;}
.mn-amencol{background:var(--mn-white);padding:28px;border-radius:10px;border-top:4px solid var(--mn-teal);}
.mn-amencol h3{font-size:17px;color:var(--mn-teal-dark);margin-bottom:14px;}
.mn-amencol p{font-size:14px;color:var(--mn-text-light);line-height:1.8;margin-bottom:8px;}
.mn-amencol ol{padding-left:20px;}
.mn-amencol ol li{font-size:13px;color:var(--mn-text-light);padding:5px 0;line-height:1.7;}

/* diagnose */
.mn-diaggrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.mn-diagcard{background:var(--mn-white);padding:26px;border-radius:10px;border:1px solid var(--mn-border);}
.mn-diagcard h4{font-size:16px;color:var(--mn-teal-dark);margin-bottom:12px;padding-bottom:10px;border-bottom:2px solid var(--mn-teal-light);}
.mn-diagcard p{font-size:13px;color:var(--mn-text-light);line-height:1.8;}
.mn-diagcard p strong{color:var(--mn-teal-dark);}

/* treat */
.mn-treat{background:var(--mn-teal-light);}
.mn-treatgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.mn-treatcard{background:var(--mn-white);padding:24px;border-radius:10px;transition:.2s;}
.mn-treatcard:hover{box-shadow:0 8px 20px rgba(0,151,167,.1);transform:translateY(-2px);}
.mn-treatcard h3{font-size:16px;color:var(--mn-teal-dark);margin-bottom:12px;font-weight:700;}
.mn-treatcard p,.mn-treatcard ul{font-size:13px;color:var(--mn-text-light);line-height:1.8;}
.mn-treatcard ul{list-style:none;margin-top:8px;}
.mn-treatcard ul li{padding:5px 0 5px 16px;position:relative;}
.mn-treatcard ul li::before{content:"▸";color:var(--mn-teal);position:absolute;left:0;}
.mn-treatcard ul li strong{color:var(--mn-teal-dark);}

/* faq */
.mn-faqlist{max-width:900px;margin:0 auto;}
.mn-faqitem{background:var(--mn-white);border:1px solid var(--mn-border);border-radius:10px;margin-bottom:10px;overflow:hidden;}
.mn-faqitem summary{padding:16px 22px;cursor:pointer;font-size:15px;font-weight:500;color:var(--mn-teal-dark);list-style:none;position:relative;padding-right:44px;background:var(--mn-teal-soft);}
.mn-faqitem summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:20px;color:var(--mn-teal);font-weight:700;transition:.2s;}
.mn-faqitem[open] summary::after{content:"−";}
.mn-faqitem p{padding:16px 22px;font-size:14px;color:var(--mn-text-light);line-height:1.8;}

/* about */
.mn-aboutbox{background:linear-gradient(135deg,var(--mn-teal-light),#fff);border-radius:16px;padding:50px 40px;text-align:center;}
.mn-aboutbox h2{font-size:28px;color:var(--mn-teal-dark);margin-bottom:14px;}
.mn-aboutbox > p{font-size:15px;color:var(--mn-text-light);max-width:740px;margin:0 auto 36px;}
.mn-aboutgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;text-align:left;}
.mn-aboutgrid > div{background:var(--mn-white);padding:22px;border-radius:10px;border-top:3px solid var(--mn-cyan);}
.mn-aboutgrid h4{font-size:15px;color:var(--mn-teal-dark);margin-bottom:10px;}
.mn-aboutgrid p{font-size:13px;color:var(--mn-text-light);line-height:1.7;}

/* news — 强制保留ul.article-cards Grid */
ul.article-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;list-style:none;margin:0;padding:0;width:100%;box-sizing:border-box;}
ul.article-cards > li.article-card{min-width:0;width:auto;max-width:none;margin:0;float:none;box-sizing:border-box;background:var(--mn-white);border-radius:12px;overflow:hidden;border:1px solid var(--mn-border);transition:.3s;}
ul.article-cards > li.article-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(0,151,167,.12);}
.article-card .card-thumb{width:100%;overflow:hidden;}
.article-card .card-thumb img{display:block;width:100%;max-width:100%;height:180px;object-fit:cover;}
.article-card .card-title{overflow-wrap:anywhere;font-size:15px;font-weight:600;color:var(--mn-teal-dark);padding:14px 16px 8px;}
.article-card .card-date{display:block;font-size:12px;color:var(--mn-cyan);padding:0 16px 8px;}
.article-card .card-summary{overflow-wrap:anywhere;font-size:13px;color:var(--mn-text-light);padding:0 16px 16px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* cta */
.mn-cta{background:linear-gradient(135deg,var(--mn-teal),var(--mn-blue));color:#fff;text-align:center;padding:70px 0;}
.mn-cta h2{font-size:28px;margin-bottom:14px;}
.mn-cta p{font-size:15px;opacity:.95;margin-bottom:28px;max-width:600px;margin-left:auto;margin-right:auto;}
.mn-cta .mn-btn{background:#fff;color:var(--mn-teal-dark);font-weight:700;}
.mn-cta .mn-btn:hover{background:var(--mn-teal-light);}

/* detail */
.mn-detail{padding:40px 0 60px;background:var(--mn-bg);}
.mn-article{max-width:820px;margin:40px auto 0;background:var(--mn-white);padding:44px;border-radius:14px;box-shadow:0 4px 18px rgba(0,151,167,.07);}
.mn-article h1{font-size:28px;color:var(--mn-teal-dark);margin-bottom:14px;line-height:1.4;}
.mn-meta{font-size:13px;color:var(--mn-teal);margin-bottom:24px;padding-bottom:14px;border-bottom:1px dashed var(--mn-border);}
.mn-cover{margin-bottom:24px;border-radius:10px;overflow:hidden;}
.mn-cover img{width:100%;height:auto;}
.mn-summary{background:var(--mn-teal-light);padding:18px 22px;border-left:4px solid var(--mn-teal);font-size:15px;color:var(--mn-text-light);margin-bottom:28px;border-radius:0 8px 8px 0;line-height:1.8;}
.mn-content{font-size:15px;line-height:1.9;color:var(--mn-text);}
.mn-content h2,.mn-content h3{color:var(--mn-teal-dark);margin:28px 0 14px;}
.mn-content h2{font-size:22px;}
.mn-content h3{font-size:18px;}
.mn-content p{margin-bottom:14px;}
.mn-content img{max-width:100%;border-radius:6px;margin:14px 0;}
.mn-disclaimer{margin-top:36px;padding:20px;background:#fff8e1;border-left:4px solid #ffa000;border-radius:6px;font-size:13px;color:#795548;}
.mn-disclaimer h4{color:#f57c00;margin-bottom:8px;}
.mn-related{margin-top:40px;padding-top:30px;border-top:1px solid var(--mn-border);}
.mn-related h4{font-size:17px;color:var(--mn-teal-dark);margin-bottom:16px;}
.mn-rlinks{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:24px;}
.mn-rlinks a{padding:12px;background:var(--mn-teal-light);border-radius:8px;font-size:14px;color:var(--mn-teal-dark);text-align:center;font-weight:500;}
.mn-rlinks a:hover{background:var(--mn-teal);color:#fff;}
.mn-rcta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* footer */
.mn-footer{background:var(--mn-teal-dark);color:#b2ebf2;padding:60px 0 20px;}
.mn-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:40px;}
.mn-fbrand h3{color:#fff;font-size:19px;margin-bottom:14px;}
.mn-fbrand p{font-size:13px;line-height:1.8;margin-bottom:18px;}
.mn-ftel{color:#80deea;font-size:18px;font-weight:700;}
.mn-footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;}
.mn-footer-grid a{display:block;font-size:13px;color:#80cbc4;padding:5px 0;}
.mn-footer-grid a:hover{color:#fff;}
.mn-copy{border-top:1px solid #00838f;padding-top:20px;font-size:12px;display:flex;gap:24px;flex-wrap:wrap;justify-content:center;}
.mn-copy a{color:#80cbc4;}
.mn-copy a:hover{color:#fff;}

@media(max-width:900px){
  .mn-burger{display:block;}
  .mn-nav{display:none;position:absolute;top:78px;left:0;right:0;background:var(--mn-white);flex-direction:column;padding:10px 20px;gap:0;box-shadow:0 4px 14px rgba(0,0,0,.08);}
  .mn-nav.mn-open{display:flex;}
  .mn-nav a{padding:12px 0;border-bottom:1px solid var(--mn-border);border-radius:0;}
  .mn-herogrid{grid-template-columns:1fr;}
  .mn-hero h1{font-size:32px;}
  .mn-quickgrid,.mn-typesgrid,.mn-pcosgrid,.mn-diaggrid,.mn-treatgrid,.mn-abnwrap,.mn-amenwrap,.mn-aboutgrid,.mn-rlinks,.mn-footer-grid{grid-template-columns:1fr!important;}
  .mn-article{padding:24px;}
  section{padding:50px 0;}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}