*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --poi-purple:#8e44ad;
  --poi-purple-deep:#6c3483;
  --poi-purple-light:#f5eef8;
  --poi-purple-soft:#faf5fc;
  --poi-pink:#e91e63;
  --poi-pink-light:#fce4ec;
  --poi-rose:#f48fb1;
  --poi-bg:#fdfbfd;
  --poi-text:#3c2a40;
  --poi-text-light:#6a4f6f;
  --poi-border:#ead6ef;
  --poi-white:#fff;
  --poi-serif:'Noto Serif SC',Georgia,serif;
}
body{font-family:'Noto Sans SC',-apple-system,sans-serif;color:var(--poi-text);background:var(--poi-bg);line-height:1.8;}
.poi-container{max-width:1200px;margin:0 auto;padding:0 20px;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}

/* header */
.poi-header{background:var(--poi-white);border-bottom:1px solid var(--poi-border);position:sticky;top:0;z-index:100;box-shadow:0 1px 8px rgba(142,68,173,.06);}
.poi-header-inner{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px;}
.poi-logo{font-size:20px;font-weight:700;color:var(--poi-purple-deep);font-family:var(--poi-serif);}
.poi-logo em{display:block;font-size:11px;font-style:normal;font-weight:400;color:var(--poi-pink);margin-top:2px;letter-spacing:1px;font-family:'Noto Sans SC',sans-serif;}
.poi-nav{display:flex;gap:2px;flex:1;justify-content:center;flex-wrap:wrap;}
.poi-nav a{padding:8px 13px;font-size:14px;color:var(--poi-text-light);border-radius:4px;transition:.2s;}
.poi-nav a:hover{background:var(--poi-purple-light);color:var(--poi-purple);}
.poi-header-tel{font-size:15px;font-weight:700;color:var(--poi-pink);padding:8px 18px;border:2px solid var(--poi-pink);border-radius:4px;transition:.2s;white-space:nowrap;}
.poi-header-tel:hover{background:var(--poi-pink);color:#fff;}
.poi-menu{display:none;background:none;border:none;font-size:22px;color:var(--poi-purple);cursor:pointer;}

/* hero */
.poi-hero{background:linear-gradient(120deg,#f3e5f5 0%,#fce4ec 100%);padding:70px 0;position:relative;}
.poi-hero::before{content:"";position:absolute;top:-80px;right:-80px;width:300px;height:300px;border-radius:50%;background:rgba(233,30,99,.06);}
.poi-hero-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:50px;align-items:center;position:relative;z-index:1;}
.poi-hero-tag{display:inline-block;background:var(--poi-white);color:var(--poi-pink);padding:6px 16px;border-left:3px solid var(--poi-pink);font-size:12px;letter-spacing:1px;margin-bottom:22px;font-weight:500;}
.poi-hero h1{font-size:42px;line-height:1.3;color:var(--poi-purple-deep);font-family:var(--poi-serif);margin-bottom:20px;}
.poi-hero p{font-size:16px;color:var(--poi-text-light);margin-bottom:28px;line-height:1.8;}
.poi-hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:20px;}
.poi-btn{display:inline-block;padding:12px 28px;background:var(--poi-purple);color:#fff;font-size:15px;font-weight:500;transition:.2s;cursor:pointer;border:none;border-radius:2px;font-family:inherit;}
.poi-btn:hover{background:var(--poi-purple-deep);transform:translateY(-2px);box-shadow:0 6px 16px rgba(142,68,173,.25);}
.poi-btn-outline{background:transparent;color:var(--poi-purple);border:2px solid var(--poi-purple);}
.poi-btn-outline:hover{background:var(--poi-purple);color:#fff;}
.poi-btn-lg{padding:14px 36px;font-size:16px;}
.poi-hero-tel{display:inline-block;font-size:17px;font-weight:700;color:var(--poi-pink);}
.poi-hero-img img{border-radius:4px;box-shadow:0 20px 50px rgba(142,68,173,.18);}

/* section */
section{padding:70px 0;}
.poi-title{text-align:center;font-size:30px;color:var(--poi-purple-deep);font-family:var(--poi-serif);margin-bottom:12px;position:relative;padding-bottom:16px;}
.poi-title::after{content:"";display:block;width:50px;height:3px;background:linear-gradient(90deg,var(--poi-purple),var(--poi-pink));margin:14px auto 0;}
.poi-subtitle{text-align:center;font-size:15px;color:var(--poi-text-light);max-width:720px;margin:0 auto 44px;}

/* stat */
.poi-stat{background:var(--poi-white);padding:40px 0;border-bottom:1px solid var(--poi-border);}
.poi-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;}
.poi-stat-num{font-size:32px;font-weight:700;color:var(--poi-pink);font-family:var(--poi-serif);margin-bottom:6px;}
.poi-stat-grid p{font-size:13px;color:var(--poi-text-light);}

/* disease */
.poi-disease-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.poi-disease-card{background:var(--poi-white);padding:28px 30px;border:1px solid var(--poi-border);border-top:4px solid var(--poi-purple);position:relative;}
.poi-disease-card:nth-child(even){border-top-color:var(--poi-pink);}
.poi-disease-card h3{font-size:17px;color:var(--poi-purple-deep);margin-bottom:14px;font-family:var(--poi-serif);}
.poi-disease-card p{font-size:14px;color:var(--poi-text-light);margin-bottom:10px;line-height:1.8;}
.poi-disease-card ul{list-style:none;}
.poi-disease-card ul li{font-size:13px;color:var(--poi-text-light);padding:6px 0;padding-left:18px;position:relative;line-height:1.7;}
.poi-disease-card ul li::before{content:"◆";color:var(--poi-purple);font-size:8px;position:absolute;left:0;top:11px;}
.poi-disease-card ul li strong{color:var(--poi-pink);}

/* symptom */
.poi-symptom{background:var(--poi-purple-soft);}
.poi-symptom-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.poi-sym-card{background:var(--poi-white);padding:26px;text-align:center;border-radius:4px;border-bottom:3px solid var(--poi-rose);transition:.3s;}
.poi-sym-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(142,68,173,.1);border-bottom-color:var(--poi-pink);}
.poi-sym-icon{font-size:40px;margin-bottom:12px;}
.poi-sym-card h3{font-size:16px;color:var(--poi-purple-deep);margin-bottom:10px;}
.poi-sym-card p{font-size:13px;color:var(--poi-text-light);line-height:1.7;}

/* diagnose */
.poi-diag-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:36px;}
.poi-diag-col{background:var(--poi-white);padding:26px;border-left:4px solid var(--poi-purple);}
.poi-diag-col h3{font-size:16px;color:var(--poi-purple-deep);margin-bottom:14px;padding-bottom:10px;border-bottom:1px dashed var(--poi-border);font-family:var(--poi-serif);}
.poi-diag-col ul{list-style:none;}
.poi-diag-col ul li{font-size:13px;color:var(--poi-text-light);padding:7px 0;padding-left:18px;position:relative;line-height:1.7;}
.poi-diag-col ul li::before{content:"●";color:var(--poi-pink);font-size:7px;position:absolute;left:0;top:13px;}
.poi-diag-col ul li strong{color:var(--poi-purple-deep);}
.poi-keyindicators{background:linear-gradient(135deg,var(--poi-purple-light),var(--poi-pink-light));border-radius:4px;padding:30px;}
.poi-keyindicators h3{font-size:17px;color:var(--poi-purple-deep);text-align:center;margin-bottom:22px;font-family:var(--poi-serif);}
.poi-indicator-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.poi-ind{background:var(--poi-white);padding:20px;border-radius:2px;border-left:3px solid var(--poi-purple);}
.poi-ind h4{font-size:15px;color:var(--poi-pink);margin-bottom:8px;}
.poi-ind p{font-size:13px;color:var(--poi-text-light);line-height:1.7;}

/* treat */
.poi-treat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.poi-treat-card{background:var(--poi-white);padding:24px;border:1px solid var(--poi-border);transition:.2s;}
.poi-treat-card:hover{box-shadow:0 6px 18px rgba(142,68,173,.08);}
.poi-treat-main{grid-column:span 3;background:linear-gradient(135deg,var(--poi-purple),var(--poi-pink));color:#fff;border:none;}
.poi-treat-main h3{color:#fff;border-bottom-color:rgba(255,255,255,.3)!important;}
.poi-treat-main p{color:rgba(255,255,255,.95)!important;}
.poi-treat-main ul li{color:rgba(255,255,255,.9)!important;}
.poi-treat-main ul li::before{color:#fff!important;}
.poi-treat-main ul li strong{color:#fff!important;}
.poi-treat-card h3{font-size:16px;color:var(--poi-purple-deep);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--poi-purple-light);}
.poi-treat-card p{font-size:13px;color:var(--poi-text-light);margin-bottom:10px;line-height:1.7;}
.poi-treat-card ul{list-style:none;}
.poi-treat-card ul li{font-size:13px;color:var(--poi-text-light);padding:6px 0;padding-left:18px;position:relative;line-height:1.7;}
.poi-treat-card ul li::before{content:"▸";color:var(--poi-pink);position:absolute;left:0;}
.poi-treat-card ul li strong{color:var(--poi-purple-deep);}

/* fertility */
.poi-fertility{background:var(--poi-pink-light);}
.poi-fert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.poi-fert-card{background:var(--poi-white);padding:26px;border-radius:4px;border-top:4px solid var(--poi-pink);}
.poi-fert-card h3{font-size:16px;color:var(--poi-pink);margin-bottom:12px;font-family:var(--poi-serif);}
.poi-fert-card p{font-size:13px;color:var(--poi-text-light);line-height:1.8;}

/* hrt */
.poi-hrt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1000px;margin:0 auto;}
.poi-hrt-q{background:var(--poi-purple-light);padding:26px 28px;border-left:4px solid var(--poi-purple);}
.poi-hrt-q h4{font-size:16px;color:var(--poi-purple-deep);margin-bottom:10px;}
.poi-hrt-q p{font-size:14px;color:var(--poi-text-light);line-height:1.8;}

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

/* about */
.poi-about-box{background:linear-gradient(135deg,#faf5fc,#fff);border:1px solid var(--poi-border);padding:50px 40px;text-align:center;}
.poi-about-box h2{font-size:28px;color:var(--poi-purple-deep);font-family:var(--poi-serif);margin-bottom:14px;}
.poi-about-box > p{font-size:15px;color:var(--poi-text-light);max-width:760px;margin:0 auto 36px;}
.poi-about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:left;}
.poi-about-grid > div{background:var(--poi-white);padding:24px;border-top:3px solid var(--poi-rose);}
.poi-about-grid h4{font-size:15px;color:var(--poi-purple-deep);margin-bottom:10px;font-family:var(--poi-serif);}
.poi-about-grid p{font-size:13px;color:var(--poi-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(--poi-white);overflow:hidden;border:1px solid var(--poi-border);transition:.3s;}
ul.article-cards > li.article-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(142,68,173,.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(--poi-purple-deep);padding:14px 16px 8px;}
.article-card .card-date{display:block;font-size:12px;color:var(--poi-rose);padding:0 16px 8px;}
.article-card .card-summary{overflow-wrap:anywhere;font-size:13px;color:var(--poi-text-light);padding:0 16px 16px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

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

/* detail */
.poi-detail{padding:40px 0 60px;background:var(--poi-bg);}
.poi-article{max-width:820px;margin:40px auto 0;background:var(--poi-white);padding:44px;box-shadow:0 2px 16px rgba(142,68,173,.06);border-top:4px solid var(--poi-purple);}
.poi-article h1{font-size:28px;color:var(--poi-purple-deep);font-family:var(--poi-serif);margin-bottom:14px;line-height:1.4;}
.poi-meta{font-size:13px;color:var(--poi-rose);margin-bottom:24px;padding-bottom:14px;border-bottom:1px dashed var(--poi-border);}
.poi-cover{margin-bottom:24px;}
.poi-cover img{width:100%;height:auto;}
.poi-summary{background:var(--poi-purple-light);padding:18px 22px;border-left:4px solid var(--poi-purple);font-size:15px;color:var(--poi-text-light);margin-bottom:28px;line-height:1.8;}
.poi-content{font-size:15px;line-height:1.9;color:var(--poi-text);}
.poi-content h2,.poi-content h3{color:var(--poi-purple-deep);font-family:var(--poi-serif);margin:28px 0 14px;}
.poi-content h2{font-size:22px;}
.poi-content h3{font-size:18px;}
.poi-content p{margin-bottom:14px;}
.poi-content img{max-width:100%;margin:14px 0;}
.poi-disclaimer{margin-top:36px;padding:20px;background:#fff8e1;border-left:4px solid #ffa000;font-size:13px;color:#795548;}
.poi-disclaimer h4{color:#f57c00;margin-bottom:8px;}
.poi-related{margin-top:40px;padding-top:30px;border-top:1px solid var(--poi-border);}
.poi-related h4{font-size:17px;color:var(--poi-purple-deep);margin-bottom:16px;}
.poi-related-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:24px;}
.poi-related-links a{padding:10px 14px;background:var(--poi-purple-light);font-size:14px;color:var(--poi-purple-deep);text-align:center;}
.poi-related-links a:hover{background:var(--poi-purple);color:#fff;}
.poi-detail-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;}

/* footer */
.poi-footer{background:var(--poi-purple-deep);color:#e1bee7;padding:60px 0 20px;}
.poi-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:40px;}
.poi-footer-brand h3{color:#fff;font-size:19px;font-family:var(--poi-serif);margin-bottom:14px;}
.poi-footer-brand p{font-size:13px;line-height:1.8;margin-bottom:18px;}
.poi-footer-tel{color:var(--poi-rose);font-size:18px;font-weight:700;}
.poi-footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;}
.poi-footer-grid a{display:block;font-size:13px;color:#ce93d8;padding:5px 0;}
.poi-footer-grid a:hover{color:var(--poi-rose);}
.poi-copyright{border-top:1px solid #7b1fa2;padding-top:20px;font-size:12px;display:flex;gap:24px;flex-wrap:wrap;justify-content:center;}
.poi-copyright a{color:#ce93d8;}
.poi-copyright a:hover{color:var(--poi-rose);}

/* responsive */
@media(max-width:960px){
  .poi-menu{display:block;}
  .poi-nav{display:none;position:absolute;top:78px;left:0;right:0;background:var(--poi-white);flex-direction:column;padding:10px 20px;gap:0;box-shadow:0 4px 12px rgba(0,0,0,.08);}
  .poi-nav.poi-show{display:flex;}
  .poi-nav a{padding:12px 0;border-bottom:1px solid var(--poi-border);}
  .poi-header-tel{display:none;}
  .poi-hero-wrap{grid-template-columns:1fr;}
  .poi-hero h1{font-size:32px;}
  .poi-stat-grid,.poi-disease-grid,.poi-symptom-grid,.poi-diag-wrap,.poi-treat-grid,.poi-fert-grid,.poi-hrt-grid,.poi-indicator-grid,.poi-about-grid,.poi-related-links,.poi-footer-grid{grid-template-columns:1fr!important;}
  .poi-treat-main{grid-column:span 1!important;}
  .poi-article{padding:24px;}
  section{padding:50px 0;}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}