*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#334155;background:#f5f7f8;line-height:1.7;word-break:break-word}
a{color:#0f766e;text-decoration:none;transition:color .2s,background-color .2s,transform .2s,box-shadow .2s}
a:hover{color:#0d9488}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.top-bar{background:#0f766e;color:#fff;font-size:13px}
.top-bar-inner{display:flex;flex-wrap:wrap;gap:10px 24px;padding:8px 0}
.top-address{margin-left:auto}
.header-main{background:#fff;border-bottom:1px solid #e2e8f0;box-shadow:0 4px 16px rgba(15,23,42,.05)}
.header-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:14px;min-width:0;color:#0f172a}
.brand-logo{width:120px;height:64px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex:0 0 auto}
.brand-logo img{max-width:120px;max-height:64px;object-fit:contain}
.brand-text{display:flex;min-width:0;flex-direction:column}
.brand-text strong{font-size:23px;line-height:1.25;color:#0f172a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:320px}
.brand-text small{font-size:12px;color:#64748b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:320px}
.main-nav ul{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:4px}
.main-nav a{display:block;padding:10px 14px;border-radius:8px;color:#334155;font-weight:600;font-size:14px}
.main-nav a:hover{background:#ecfdf5;color:#0f766e}
.hero{background:linear-gradient(135deg,#0f766e,#0891b2);color:#fff;overflow:hidden}
.hero-inner{padding:82px 20px;text-align:center}
.hero-kicker{font-size:14px;letter-spacing:3px;opacity:.88}
.hero h1{font-size:clamp(30px,5vw,48px);margin:10px 0 12px;line-height:1.2}
.hero p:not(.hero-kicker){max-width:760px;margin:0 auto 26px;opacity:.92}
.primary-button{display:inline-block;padding:11px 30px;border:2px solid rgba(255,255,255,.9);border-radius:999px;color:#fff;font-weight:700}
.primary-button:hover{background:#fff;color:#0f766e;transform:translateY(-2px)}
.section{padding:58px 0}
.services-section,.comments-section{background:#fff}
.section-heading{text-align:center;margin-bottom:30px}
.section-heading h2{font-size:28px;line-height:1.3;color:#0f172a}
.section-heading p{margin-top:7px;color:#64748b;font-size:14px}
.service-grid,.news-grid,.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.service-card{border:1px solid #e2e8f0;border-radius:16px;background:#fff;overflow:hidden}
.service-card a{display:block;height:100%;padding:28px;text-align:center;color:#334155}
.service-card:hover{box-shadow:0 14px 35px rgba(15,118,110,.12);transform:translateY(-4px)}
.service-number{display:flex;width:58px;height:58px;margin:0 auto 14px;align-items:center;justify-content:center;border-radius:50%;background:#ccfbf1;color:#0f766e;font-size:22px;font-weight:800}
.service-card h3{font-size:18px;color:#0f172a;margin-bottom:7px}
.service-card p{font-size:13px;color:#64748b}
.news-section{background:#f5f7f8}
.news-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow:hidden}
.news-card:hover{box-shadow:0 14px 35px rgba(15,23,42,.09);transform:translateY(-4px)}
.news-cover,.article-thumb{display:block;background-color:#dbeafe;background-image:linear-gradient(135deg,#ccfbf1,#bae6fd);background-size:cover;background-position:center;position:relative;overflow:hidden}
.news-cover{height:190px}
.news-cover span,.article-thumb span{position:absolute;inset:auto 12px 12px auto;padding:4px 9px;border-radius:999px;background:rgba(15,23,42,.64);color:#fff;font-size:12px;opacity:0;transition:opacity .2s}
.news-card:hover .news-cover span,.article-card:hover .article-thumb span{opacity:1}
.news-card-body{padding:18px}
.news-card-body h3{font-size:17px;line-height:1.45;margin-bottom:8px}
.news-card-body h3 a{color:#0f172a}
.news-card-body p{font-size:13px;color:#64748b;min-height:44px}
.meta-row{display:flex;flex-wrap:wrap;gap:8px 18px;color:#94a3b8;font-size:12px}
.news-card-body .meta-row{margin-top:13px}
.stats-section{padding:48px 0;background:#0f766e;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;text-align:center}
.stats-grid div{padding:16px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(255,255,255,.06)}
.stats-grid strong{display:block;font-size:30px;line-height:1.2}
.stats-grid span{display:block;margin-top:7px;font-size:13px;opacity:.9}
.quote-card{position:relative;padding:26px;border-radius:16px;background:#f8fafc;border:1px solid #e2e8f0}
.quote-index{position:absolute;right:18px;top:14px;color:#99f6e4;font-size:44px;font-weight:900;line-height:1}
.quote-card p{position:relative;min-height:76px;margin-bottom:15px;color:#475569}
.quote-card a{display:block;font-weight:700;color:#0f172a}
.quote-card time{display:block;margin-top:5px;color:#94a3b8;font-size:12px}
.contact-strip{padding:46px 0;background:#0f172a;color:#fff}
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;text-align:center}
.contact-grid div{padding:18px;border-radius:12px;background:rgba(255,255,255,.05)}
.contact-grid h2{font-size:15px;color:#5eead4;margin-bottom:6px}
.contact-grid p{font-size:14px;opacity:.9}
.keyword-strip{padding:24px 0;background:#fff;border-bottom:1px solid #e2e8f0}
.keyword-list{display:flex;align-items:center;flex-wrap:wrap;gap:9px}
.keyword-list strong{font-size:13px;color:#64748b}
.keyword-list a{padding:5px 12px;border-radius:999px;background:#ecfdf5;font-size:13px}
.breadcrumb{background:#fff;border-bottom:1px solid #e2e8f0;font-size:13px}
.breadcrumb .container{display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.breadcrumb span{color:#94a3b8}
.page-banner{padding:45px 0;background:linear-gradient(135deg,#0f766e,#0891b2);color:#fff;text-align:center}
.page-banner h1{font-size:32px;line-height:1.25}
.page-banner p{max-width:760px;margin:8px auto 0;opacity:.9}
.page-main{padding:38px 0 58px}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}
.article-list{display:flex;flex-direction:column;gap:18px}
.article-card{display:grid;grid-template-columns:230px minmax(0,1fr);background:#fff;border:1px solid #e2e8f0;border-radius:15px;overflow:hidden}
.article-card:hover{box-shadow:0 12px 30px rgba(15,23,42,.08);transform:translateY(-2px)}
.article-thumb{min-height:158px}
.article-summary{padding:19px 21px}
.article-summary h2{font-size:19px;line-height:1.45;margin-bottom:8px}
.article-summary h2 a{color:#0f172a}
.article-summary p{font-size:14px;color:#64748b;margin-bottom:13px}
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;padding:18px 0}
.pagination a{min-width:38px;height:38px;padding:0 11px;display:flex;align-items:center;justify-content:center;border:1px solid #cbd5e1;border-radius:8px;background:#fff;color:#475569}
.pagination a:hover{background:#0f766e;border-color:#0f766e;color:#fff}
.sidebar{display:flex;flex-direction:column;gap:18px}
.sidebar-box{background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden}
.sidebar-box>h2{padding:12px 17px;background:#0f766e;color:#fff;font-size:16px}
.category-list a,.recommend-list li,.rank-list a{display:block;padding:11px 17px;border-bottom:1px solid #f1f5f9;color:#475569;font-size:14px}
.category-list li:last-child a,.recommend-list li:last-child,.rank-list li:last-child a{border-bottom:0}
.category-list a:hover,.rank-list a:hover{background:#ecfdf5;color:#0f766e}
.rank-list a{display:flex;align-items:center;gap:10px}
.rank-list span{width:23px;height:23px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;border-radius:6px;background:#e2e8f0;color:#64748b;font-size:12px;font-weight:800}
.rank-list li:nth-child(-n+3) span{background:#0f766e;color:#fff}
.recommend-list a{display:block;color:#475569}
.recommend-list time{display:block;margin-top:3px;color:#94a3b8;font-size:12px}
.contact-card p{padding:8px 17px;color:#64748b;font-size:13px}
.contact-card p:first-of-type{padding-top:14px}
.contact-card p:last-child{padding-bottom:14px}
.article-detail{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:32px;min-width:0}
.article-header{padding-bottom:22px;margin-bottom:25px;border-bottom:1px solid #e2e8f0}
.article-header h1{font-size:29px;line-height:1.45;color:#0f172a;margin-bottom:13px}
.article-body{font-size:16px;color:#334155;line-height:1.9;overflow:hidden}
.article-body p{margin:0 0 18px}
.article-body img{margin:18px auto;border-radius:10px}
.article-body table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}
.article-tags{margin-top:24px;padding:15px 0;border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0;color:#64748b;font-size:14px}
.back-category{padding:18px 0}
.back-category a{display:inline-block;padding:7px 14px;border-radius:8px;background:#ecfdf5;font-weight:700}
.related-articles{margin-top:10px;padding-top:22px;border-top:1px solid #e2e8f0}
.related-articles h2{font-size:20px;color:#0f172a;margin-bottom:12px}
.related-articles li{border-bottom:1px dashed #e2e8f0}
.related-articles a{display:flex;justify-content:space-between;gap:18px;padding:10px 0;color:#475569}
.related-articles time{flex:0 0 auto;color:#94a3b8;font-size:12px}
.site-footer{background:#0f172a;color:#94a3b8}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;padding-top:44px;padding-bottom:38px}
.footer-grid h2{font-size:16px;color:#fff;margin-bottom:12px}
.footer-grid li{padding:4px 0}
.footer-grid a{color:#94a3b8;font-size:13px}
.footer-grid a:hover{color:#5eead4}
.footer-contact p{font-size:13px;margin-bottom:6px}
.copyright{border-top:1px solid #1e293b;text-align:center;padding:18px 0;font-size:13px}
.copyright a{color:#94a3b8}
@media(max-width:980px){
  .header-inner{align-items:flex-start;flex-direction:column;padding-top:16px;padding-bottom:16px}
  .main-nav ul{justify-content:flex-start}
  .service-grid,.news-grid,.quote-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .content-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sidebar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:680px){
  .container{width:min(100% - 22px,1180px)}
  .top-address{margin-left:0}
  .header-inner{gap:14px}
  .brand-logo{width:82px;height:52px}
  .brand-logo img{max-width:82px;max-height:52px}
  .brand-text strong{font-size:19px;max-width:230px}
  .brand-text small{max-width:230px}
  .main-nav{width:100%;overflow-x:auto;padding-bottom:4px}
  .main-nav ul{flex-wrap:nowrap;width:max-content}
  .main-nav a{padding:8px 11px}
  .hero-inner{padding:58px 14px}
  .section{padding:42px 0}
  .service-grid,.news-grid,.quote-grid,.stats-grid,.contact-grid,.footer-grid,.sidebar{grid-template-columns:1fr}
  .article-card{grid-template-columns:1fr}
  .article-thumb{height:190px}
  .article-detail{padding:20px 17px}
  .article-header h1{font-size:24px}
  .related-articles a{display:block}
  .related-articles time{display:block;margin-top:3px}
}