@charset "utf-8";
*{box-sizing:border-box;}
html,body,div,span,h1,h2,h3,h4,h5,h6,p,ul,ol,li,form,fieldset,textarea,input,button,img,a,article,section,header,footer,nav,main,aside{margin:0;padding:0;border:0;}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.6;color:#111827;background:#f4f7fb;}
a{color:#2563eb;text-decoration:none;transition:color .2s ease;}
a:hover{color:#0f172a;}
img{max-width:100%;height:auto;display:block;}
ul{list-style:none;}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto;}
.site-header{background:#ffffff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:50;box-shadow:0 2px 14px rgba(15,23,42,.04);}
.header-main{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;}
.brand{display:flex;align-items:center;gap:12px;color:#0f172a;font-weight:700;}
.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 8px 24px rgba(37,99,235,.25);}
.brand-text{font-size:24px;letter-spacing:.2px;}
.site-search{display:flex;align-items:center;gap:0;flex:1;max-width:640px;}
.search-input{width:100%;height:48px;padding:0 16px;border:1px solid #cbd5e1;border-right:none;border-radius:14px 0 0 14px;background:#fff;font-size:16px;outline:none;}
.search-input:focus{border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.12);}
.search-button{height:48px;padding:0 22px;border-radius:0 14px 14px 0;background:#2563eb;color:#fff;font-weight:700;cursor:pointer;}
.site-nav{background:#0f172a;overflow:hidden;}
.nav-scroll{display:flex;gap:6px;align-items:center;min-height:54px;white-space:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none;}
.nav-scroll::-webkit-scrollbar{display:none;}
.nav-link{display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;color:#e2e8f0;font-size:14px;font-weight:600;}
.nav-link:hover,.nav-link.home{background:rgba(255,255,255,.08);color:#fff;text-decoration:none;}
.page-home,.page-wrap{padding:26px 0 40px;}
.hero-grid,.content-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.85fr);gap:24px;align-items:start;}
.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:24px;}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:20px;box-shadow:0 10px 30px rgba(15,23,42,.05);overflow:hidden;}
.card-title,.card-head{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid #e5e7eb;}
.card-title{font-size:20px;font-weight:800;color:#0f172a;}
.card-head h1,.card-head h2{font-size:20px;font-weight:800;color:#0f172a;}
.more-link{font-size:14px;color:#2563eb;font-weight:600;}
.hero-slider{height:420px;}
.slideBox{position:relative;overflow:hidden;border-radius:20px;height:420px;}
.slideBox .bd,.slideBox .bd ul,.slideBox .bd li{height:420px;overflow:hidden;}
.slideBox .bd li{position:relative;}
.slide-item{display:block;position:relative;height:420px;min-height:0;overflow:hidden;}
.slide-item img{width:100%;height:420px;object-fit:cover;aspect-ratio:auto;}
.slide-overlay{position:absolute;inset:auto 0 0 0;padding:22px;background:linear-gradient(180deg,rgba(15,23,42,0),rgba(15,23,42,.88));}
.slide-overlay h2{color:#fff;font-size:28px;line-height:1.25;font-weight:800;max-width:90%;}
.slideBox .hd{position:absolute;left:18px;right:18px;bottom:16px;z-index:10;}
.slideBox .hd ul{display:flex;gap:6px;flex-wrap:wrap;}
.slideBox .hd ul li{flex:1 1 60px;height:4px;border-radius:999px;background:rgba(255,255,255,.35);overflow:hidden;}
.slideBox .hd ul li.on{background:#60a5fa;}
.hero-list-card{margin-top:24px;}
.mini-article-list{padding:8px 20px 20px;display:grid;gap:14px;}
.mini-article{display:grid;grid-template-columns:132px minmax(0,1fr);gap:14px;padding-bottom:14px;border-bottom:1px solid #eef2f7;}
.mini-article:last-child{border-bottom:none;padding-bottom:0;}
.mini-thumb img{width:132px;height:88px;object-fit:cover;border-radius:14px;background:#e5e7eb;}
.mini-copy h3{font-size:17px;line-height:1.35;font-weight:800;margin-bottom:6px;}
.mini-copy p{font-size:15px;line-height:1.7;color:#475569;display:-webkit-box;-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;}
.link-list,.rank-list{padding:14px 20px 20px;}
.link-list li{padding:11px 0;border-bottom:1px solid #eef2f7;}
.link-list li:last-child{border-bottom:none;}
.link-list.compact li{padding:9px 0;}
.rank-list li{padding:11px 0 11px 34px;border-bottom:1px solid #eef2f7;position:relative;counter-increment:rank;}
.rank-list{counter-reset:rank;}
.rank-list li::before{content:counter(rank,decimal-leading-zero);position:absolute;left:0;top:10px;color:#f97316;font-weight:800;}
.category-card{padding-bottom:8px;}
.feature-story{display:grid;grid-template-columns:180px minmax(0,1fr);gap:16px;padding:18px 20px 8px;align-items:start;}
.feature-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;}
.image-grid-card{margin-top:24px;}
.image-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding:20px;}
.image-tile{position:relative;display:block;overflow:hidden;border-radius:16px;background:#0f172a;color:#fff;min-height:160px;}
.image-tile img{width:100%;height:190px;object-fit:cover;transition:transform .25s ease;}
.image-tile span{position:absolute;left:0;right:0;bottom:0;padding:36px 14px 12px;background:linear-gradient(180deg,rgba(15,23,42,0),rgba(15,23,42,.86));color:#fff;font-weight:700;line-height:1.35;}
.image-tile:hover img{transform:scale(1.04);}
.feature-copy h3{font-size:18px;line-height:1.35;font-weight:800;margin-bottom:10px;}
.feature-copy p{color:#475569;font-size:15px;line-height:1.7;}
.article-list{padding:8px 20px 20px;display:grid;gap:18px;}
.article-row{display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;padding-bottom:18px;border-bottom:1px solid #eef2f7;}
.article-row:last-child{border-bottom:none;padding-bottom:0;}
.article-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;}
.article-body h2{font-size:20px;line-height:1.35;font-weight:800;margin-bottom:8px;}
.article-body p{color:#475569;margin-bottom:10px;font-size:16px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;}
.meta{color:#64748b;font-size:13px;}
.breadcrumb{color:#64748b;font-size:14px;margin-bottom:18px;padding-left:4px;}
.breadcrumb a{color:#2563eb;}
.article-page .article-card{padding:0 0 10px;}
.article-header{padding:24px 24px 14px;text-align:center;}
.article-header h1{font-size:34px;line-height:1.2;font-weight:900;color:#0f172a;margin-bottom:16px;}
.article-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:18px;color:#64748b;font-size:14px;}
.article-cover{padding:0 24px 18px;}
.article-cover img{width:100%;border-radius:18px;object-fit:cover;max-height:560px;}
.g_con .con,.article-card .con{padding:0 24px 24px;color:#111827;font-size:18px;line-height:1.85;overflow:hidden;}
.g_con .con p,.article-card .con p{margin:0 0 18px;}
.g_con .con img,.article-card .con img{max-width:100%;height:auto;display:block;margin:18px auto;border-radius:12px;}
.g_con .con iframe,.g_con .con video,.article-card .con iframe,.article-card .con video{max-width:100%;}
.g_con .con pre,.article-card .con pre{max-width:100%;overflow:hidden;white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;background:#0f172a;color:#e2e8f0;padding:16px 18px;border-radius:12px;margin:0 0 18px;font-size:14px;line-height:1.7;}
.g_con .con pre code,.article-card .con pre code{white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;background:none;padding:0;color:inherit;font-size:inherit;}
.g_con .con code,.article-card .con code{background:#eef2f7;color:#be123c;padding:2px 6px;border-radius:6px;font-size:.92em;word-break:break-word;overflow-wrap:anywhere;}
.g_con .con p,.g_con .con li,.article-card .con p,.article-card .con li{overflow-wrap:break-word;word-break:break-word;}
.g_con .con table,.article-card .con table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:0 0 18px;}
.g_con .con,.article-card .con{overflow-wrap:break-word;}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 24px 18px;color:#475569;font-size:15px;}
.article-link-block{margin:0 24px 24px;border:1px solid #e5e7eb;border-radius:18px;overflow:hidden;background:#fff;}
.article-feature-links .card-head{padding:16px 18px;}
.article-mini-list{padding:16px 18px 18px;}
.related-block{padding:0 24px 20px;}
.related-block h2{font-size:20px;font-weight:800;margin-bottom:12px;}
.related-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px;padding:14px 18px 18px;}
.related-list li{padding:10px 0;border-bottom:1px solid #eef2f7;}
.site-footer{margin-top:32px;background:#0f172a;color:#cbd5e1;}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:24px;padding:34px 0;}
.footer-grid h3,.footer-brand{font-size:18px;font-weight:800;color:#fff;margin-bottom:10px;}
.footer-grid a{color:#93c5fd;}
.footer-bottom{border-top:1px solid rgba(148,163,184,.22);padding:18px 0;background:#0b1220;}
.footer-bottom p{margin:0;}
.footer-bottom .runtime{margin-top:6px;color:#94a3b8;font-size:13px;}
.cd-top{display:inline-flex;align-items:center;justify-content:center;height:46px;width:46px;position:fixed;border-radius:999px;bottom:24px;right:24px;text-indent:0;white-space:nowrap;background:#2563eb;color:#fff;box-shadow:0 12px 30px rgba(37,99,235,.28);opacity:0;visibility:hidden;transition:all .2s ease;}
.cd-top.cd-is-visible{opacity:1;visibility:visible;}
.cd-top:hover{text-decoration:none;background:#1d4ed8;color:#fff;}
.slideBox .bd .pic img{width:100%;height:auto;display:block;}
.link-list a,.rank-list a,.menu a{color:#0f172a;}
.menu{padding:14px 20px 20px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
.menu li a{display:block;padding:10px 12px;border:1px solid #e5e7eb;border-radius:14px;background:#f8fafc;}
.menu li a:hover{background:#eff6ff;border-color:#bfdbfe;}
.weizhi{display:none;}
@media (max-width: 1024px){
    .hero-grid,.content-layout,.feature-grid,.footer-grid{grid-template-columns:1fr;}
    .header-main{flex-direction:column;align-items:stretch;}
    .brand-text{font-size:22px;}
    .site-search{max-width:none;}
    .slide-overlay h2{font-size:24px;}
    .article-header h1{font-size:28px;}
}
@media (max-width: 768px){
    body{font-size:15px;}
    .container{width:min(100% - 20px,1180px);}
    .page-home,.page-wrap{padding:18px 0 28px;}
    .feature-story,.article-row{grid-template-columns:1fr;}
    .menu,.related-list{grid-template-columns:1fr;}
    .article-meta,.article-nav{grid-template-columns:1fr;display:grid;justify-content:stretch;gap:8px;}
    .article-header,.article-cover,.g_con .con,.article-card .con,.related-block,.article-list{padding-left:16px;padding-right:16px;}
    .card-title,.card-head{padding-left:16px;padding-right:16px;}
    .hero-slider,.slideBox,.slideBox .bd,.slideBox .bd ul,.slideBox .bd li,.slide-item,.slide-item img{height:240px;}
    .slide-overlay h2{font-size:20px;max-width:100%;}
    .cd-top{right:16px;bottom:16px;}
}