:root{--blue:#1677c8;--dark:#174b75;--line:#e5e8ec;--muted:#888}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;background:#f5f6f7;color:#333;font:14px/1.7 Arial,"Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}.wrap{width:1200px;max-width:calc(100% - 30px);margin:auto}.top{background:#fff}.brand-row{height:92px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:30px;font-weight:800;color:#145b91;letter-spacing:2px;display:flex;align-items:center}.brand span{color:#ef7b21}.brand img{display:block;max-width:260px;max-height:70px;width:auto;height:auto}.search{display:flex;width:330px}.search input{min-width:0;flex:1;padding:10px;border:1px solid #ddd;outline:none}.search button{width:70px;border:0;color:#fff;background:var(--blue)}.nav-toggle{display:none;border:0;background:var(--blue);color:#fff;width:42px;height:40px;font-size:22px;border-radius:3px}.nav{background:var(--blue)}.nav-inner{display:flex}.nav a{color:#fff;padding:14px 13px;white-space:nowrap;font-size:15px}.nav a:hover{background:#0c67b2}.main{padding:20px 0 35px}.hero{height:240px;overflow:hidden;background:#1473ba}.hero a,.hero img{display:block;width:100%;height:100%}.hero img{object-fit:cover}.hero-placeholder{height:100%;padding:52px 65px;color:#fff;background:linear-gradient(120deg,#1477c8,#18a5c8);position:relative;overflow:hidden}.hero-placeholder:after{content:"";position:absolute;width:420px;height:420px;border:65px solid #ffffff18;border-radius:50%;right:70px;top:-150px}.hero-placeholder small,.hero-placeholder strong,.hero-placeholder span{display:block}.hero-placeholder small{font-size:17px;letter-spacing:3px}.hero-placeholder strong{font-size:32px;margin:9px 0}.hero-placeholder span{font-size:16px}.headline,.info-block,.content-card{background:#fff;margin-top:18px;border:1px solid var(--line)}.headline{display:grid;grid-template-columns:170px 1fr;padding:24px 30px}.headline h2{color:var(--blue);font-size:24px;margin:3px 0;border-right:1px solid var(--line)}.headline ol{display:grid;grid-template-columns:1fr 1fr;gap:8px 25px;margin:0;padding:0;list-style:none}.headline li{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.headline li span{display:inline-grid;place-items:center;width:22px;height:22px;margin-right:8px;background:#edf5fb;color:var(--blue)}.block-title{min-height:57px;padding:10px 20px;display:flex;align-items:center;border-bottom:2px solid var(--blue);justify-content:space-between}.block-title h2{font-size:21px;color:var(--dark);margin:0}.block-title a{margin-left:20px;color:#666}.article-grid{display:grid;grid-template-columns:1fr 1fr;padding:15px 25px;gap:0 35px}.list-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dotted #ddd;min-width:0}.list-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-item time{color:var(--muted);margin-left:15px}.crumb{margin-bottom:14px;color:#777}.content-card{margin-top:0;padding:25px 32px}.channel-title{margin:0 0 10px;padding-bottom:12px;border-bottom:2px solid var(--blue);font-size:24px}.channel-list article{padding:18px 0;border-bottom:1px solid var(--line)}.channel-list h2{font-size:18px;margin:0 0 6px}.channel-list p{color:#777;margin:0 0 4px}.channel-list time,.meta{color:#999}.pager{padding-top:25px;text-align:center}.pager a{display:inline-block;padding:5px 11px;margin:3px;border:1px solid #ddd}.pager .active{background:var(--blue);color:#fff}.article h1{text-align:center;font-size:28px;margin:5px 0 8px;overflow-wrap:anywhere}.meta{text-align:center;padding-bottom:18px;border-bottom:1px solid var(--line)}.cover{display:block;max-width:80%;height:auto;margin:25px auto}.article-body{font-size:16px;line-height:2;padding:18px 35px;overflow-wrap:anywhere}.article-body img,.article-body video,.article-body table{max-width:100%;height:auto}.article-body table{display:block;overflow-x:auto}.empty{text-align:center;color:#999;padding:40px}footer{background:#263747;color:#b8c2cc;padding:28px 0;text-align:center}.friend{text-align:left;padding-bottom:18px;border-bottom:1px solid #3b4b59}.friend a,.footer-nav a{display:inline-block;margin:4px 18px 4px 0;color:#d8e1e8}.footer-nav{padding:18px 0 2px}footer p{margin:4px}footer p a{color:#b8c2cc}
@media(max-width:1220px){.nav-inner{overflow-x:auto}.headline{grid-template-columns:140px 1fr}}
@media(max-width:768px){body{font-size:14px}.wrap{max-width:calc(100% - 24px)}.brand-row{height:72px;gap:10px;flex-wrap:wrap}.brand{font-size:24px}.brand img{max-width:180px;max-height:52px}.nav-toggle{display:block;order:2}.search{order:3;width:100%;height:0;overflow:hidden;opacity:0;transition:.2s}.brand-row:focus-within .search{height:40px;opacity:1}.nav{display:none}.nav.open{display:block}.nav-inner{max-width:100%;display:grid;grid-template-columns:repeat(3,1fr);padding:6px 0;overflow:visible}.nav a{text-align:center;padding:10px 3px;font-size:14px;border-bottom:1px solid #ffffff1f}.main{padding-top:12px}.hero{height:150px}.hero-placeholder{padding:27px 22px}.hero-placeholder small{font-size:12px;letter-spacing:1px}.hero-placeholder strong{font-size:21px;line-height:1.4}.hero-placeholder span{font-size:13px}.headline{display:block;padding:14px 15px}.headline h2{font-size:20px;border:0;border-bottom:2px solid var(--blue);padding-bottom:7px}.headline ol{grid-template-columns:1fr;gap:5px}.headline li{font-size:14px}.block-title{align-items:flex-start;gap:6px;flex-direction:column;padding:10px 14px}.block-title h2{font-size:19px}.block-title div{white-space:nowrap;max-width:100%;overflow-x:auto}.block-title a{margin:0 15px 0 0}.article-grid{grid-template-columns:1fr;padding:7px 14px}.list-item{align-items:flex-start}.list-item time{font-size:12px;white-space:nowrap}.content-card{padding:18px 15px}.channel-title{font-size:21px}.channel-list article{padding:14px 0}.channel-list h2{font-size:17px;line-height:1.5}.channel-list p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article h1{font-size:23px;line-height:1.45}.meta{font-size:12px}.cover{max-width:100%;margin:18px auto}.article-body{font-size:16px;line-height:1.9;padding:10px 0}.friend{text-align:center}.footer-nav{line-height:2}.crumb{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:420px){.nav-inner{grid-template-columns:repeat(2,1fr)}.hero{height:135px}.list-item time{display:none}.article h1{font-size:21px}.content-card{padding:16px 12px}}
@media(max-width:768px){.brand-row{height:auto;min-height:72px;padding:12px 0}.search{height:40px;opacity:1;overflow:visible}}
/* 手机端直接显示导航，不使用菜单按钮 */
.nav-toggle{display:none!important}
@media(max-width:768px){.top{width:100%}.brand-row{display:grid;grid-template-columns:1fr;align-items:center;justify-items:center;padding:14px 0;gap:12px}.brand{justify-content:center;min-height:42px}.brand img{max-width:min(220px,80vw);max-height:58px}.search{display:flex!important;position:static;width:100%;height:42px;opacity:1;overflow:visible}.search input{width:calc(100% - 70px);font-size:16px}.nav,.nav.open{display:block!important;width:100%}.nav-inner{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));max-width:100%;overflow:visible;padding:5px 0}.nav a{display:block;min-width:0;padding:10px 2px;text-align:center;font-size:14px;overflow:hidden;text-overflow:ellipsis}.main{width:auto;max-width:none;margin:0 12px;padding:12px 0 28px}.headline,.info-block,.content-card{width:100%;max-width:100%}.article-body{width:100%;max-width:100%;overflow:hidden}.article-body iframe{max-width:100%}footer .wrap{max-width:calc(100% - 24px)}}
@media(max-width:430px){.nav-inner{grid-template-columns:repeat(2,minmax(0,1fr))}.brand-row{padding:12px 0}.hero{border-radius:0}.article-grid{padding-left:12px;padding-right:12px}}
.text-logo{color:#145b91!important;font-size:30px;font-weight:800;letter-spacing:2px}
@media(max-width:768px){.text-logo{font-size:25px}}
.article-body .indent-2{text-indent:2em}.article-body .align-left{text-align:left}.article-body .align-center{text-align:center}.article-body .align-right{text-align:right}.article-body .align-justify{text-align:justify;text-justify:inter-ideograph}.article-body .article-image{text-align:center;text-indent:0;margin:24px auto}.article-body .article-image img{display:inline-block;max-width:100%;height:auto;border-radius:2px}
.mobile-menu-row{display:none}.mobile-menu-toggle{width:100%;border:0;background:var(--blue);color:#fff;padding:11px 15px;font:600 15px/1.4 Arial,"Microsoft YaHei",sans-serif;cursor:pointer;border-radius:3px}.mobile-menu-toggle span{font-size:18px;margin-right:6px}.mobile-menu-toggle[aria-expanded="true"]{background:#0c67b2}
@media(max-width:768px){.mobile-menu-row{display:block;padding-bottom:12px}.nav,.nav.open{width:100%}.nav{display:none!important}.nav.open{display:block!important}.nav-inner{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));max-width:100%;overflow:visible;padding:5px 0}.nav a{display:block;min-width:0;padding:10px 2px;text-align:center;font-size:14px;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:430px){.nav-inner{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:768px){.hero{height:190px}.hero-placeholder{padding:25px 22px}.hero-placeholder strong{margin:8px 0;line-height:1.45}.hero-placeholder span{line-height:1.7}}
@media(max-width:430px){.hero{height:190px}}
@media(max-width:768px){footer.hide-mobile-footer-nav .footer-nav{display:none}.footer-custom{white-space:normal;overflow-wrap:anywhere}}
.article-neighbors{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:16px}.article-neighbors div:last-child{text-align:right}.article-neighbors a,.related-articles a{color:var(--blue)}.related-articles{margin-top:16px}.related-articles h2{margin:0 0 12px;font-size:20px}.related-articles ul{display:grid;grid-template-columns:1fr 1fr;gap:8px 30px;margin:0;padding-left:20px}
@media(max-width:768px){.article-neighbors,.related-articles ul{grid-template-columns:1fr}.article-neighbors div:last-child{text-align:left}}
.article-body a.attachment-link{display:inline-flex;align-items:center;gap:7px;margin:8px 0;padding:10px 14px;border:1px solid #cfe0ee;border-radius:4px;background:#f4f9fd;color:#1677c8;font-weight:bold;text-decoration:none}.article-body a.attachment-link:hover{border-color:#1677c8;background:#eaf5fd}
.article-body h2{margin:28px 0 13px;padding-left:11px;border-left:4px solid var(--blue);color:var(--dark);font-size:24px;line-height:1.5}.article-body h3{margin:24px 0 10px;color:#31546e;font-size:20px}.article-body blockquote{margin:18px 0;padding:13px 17px;border-left:4px solid #8eb9d7;background:#f3f8fb;color:#526b7d}.article-body .text-red{color:#c43d3d}.article-body .text-blue{color:#126fae}.article-body .text-gray{color:#70808d}.article-body .highlight-yellow{padding:1px 2px;background:#fff0a8}@media(max-width:768px){.article-body h2{font-size:21px}.article-body h3{font-size:18px}}
.footer-page-links{display:flex;justify-content:center;gap:0;padding:15px 0 4px}.footer-page-links a{position:relative;padding:0 17px;color:#e5edf3}.footer-page-links a+a:before{content:"";position:absolute;left:0;top:50%;width:1px;height:12px;transform:translateY(-50%);background:#60707e}.footer-page-links a:hover{color:#fff;text-decoration:underline}.info-page{padding:0;overflow:hidden}.info-page>header{padding:38px 40px 30px;border-bottom:1px solid #e2e8ed;background:linear-gradient(135deg,#f2f8fc,#fff)}.info-page>header span{color:#1677c8;font-size:12px;font-weight:700;letter-spacing:2px}.info-page>header h1{margin:7px 0 4px;color:#244b68;font-size:30px}.info-page>header p{margin:0;color:#80909c}.info-page-content{min-height:260px;padding:34px 42px;color:#465d6e;font-size:16px;line-height:2}.info-page-content p{margin:0 0 20px;white-space:normal;overflow-wrap:anywhere}.contact-page-tip{display:flex;gap:13px;margin:0 42px 36px;padding:14px 17px;border:1px solid #d9e7f1;border-radius:6px;background:#f5f9fc;color:#62798a}.contact-page-tip b{color:#2673a7;white-space:nowrap}@media(max-width:768px){.footer-page-links{padding-top:12px}.info-page>header{padding:26px 20px 22px}.info-page>header h1{font-size:25px}.info-page-content{min-height:200px;padding:25px 20px;font-size:15px}.contact-page-tip{align-items:flex-start;flex-direction:column;margin:0 20px 25px}}
.wechat-qr-card{position:fixed;z-index:50;right:18px;top:50%;width:158px;padding:12px 10px 11px;transform:translateY(-50%);border:1px solid #dce5ec;border-radius:6px;background:#fff;box-shadow:0 5px 22px #173a551c;text-align:center}.wechat-qr-title{margin-bottom:8px;color:#174b75;font-size:15px;font-weight:700}.wechat-qr-card img{display:block;width:136px;height:136px;margin:auto;object-fit:contain;background:#fff}.wechat-qr-card p{margin:8px 2px 0;color:#637383;font-size:13px;line-height:1.55;overflow-wrap:anywhere}
@media(min-width:769px) and (max-width:1559px){.wechat-qr-card{display:none!important}}
@media(max-width:768px){.wechat-qr-card{display:none!important}}
.home-mid-banner{margin-top:18px;overflow:hidden;border:1px solid var(--line);background:#fff}.home-mid-banner a,.home-mid-banner img{display:block;width:100%}.home-mid-banner img{height:auto;max-height:180px;object-fit:cover}@media(max-width:768px){.home-mid-banner{margin-top:12px}.home-mid-banner img{max-height:120px}}
.search-result-count{margin:-2px 0 8px;color:#84919b}.pager span{display:inline-block;padding:5px 4px;color:#9aa4ac}
.article-cover-grid{gap:0 28px}.cover-list-item{display:grid;grid-template-columns:92px minmax(0,1fr);align-items:center;gap:13px;padding:11px 0}.list-cover{display:block;width:92px;aspect-ratio:16/10;overflow:hidden;border-radius:4px;background:linear-gradient(135deg,#e7f3fb,#d5e9f7)}.list-cover img{display:block;width:100%;height:100%;object-fit:cover}.list-cover i{display:grid;place-items:center;width:100%;height:100%;color:#2678ad;font-size:23px;font-style:normal;font-weight:800}.list-copy{display:flex;min-width:0;flex-direction:column;gap:5px}.list-copy b{overflow:hidden;color:#354b5d;font-weight:500;text-overflow:ellipsis;white-space:nowrap}.list-copy time{margin:0;color:#9aa4ac;font-size:12px}.cover-channel-list article{display:grid;grid-template-columns:190px minmax(0,1fr);align-items:center;gap:20px}.channel-cover{display:block;width:190px;aspect-ratio:16/10;overflow:hidden;border-radius:5px;background:linear-gradient(135deg,#e8f4fc,#d7eaf7)}.channel-cover img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s}.channel-cover:hover img{transform:scale(1.04)}.channel-cover span{display:grid;place-items:center;width:100%;height:100%;color:#2878ac;font-size:20px;font-weight:800;letter-spacing:2px}.cover-channel-list article>div{min-width:0}.cover-channel-list h2 a:hover{color:var(--blue)}@media(max-width:768px){.article-cover-grid{grid-template-columns:1fr}.cover-list-item{grid-template-columns:86px minmax(0,1fr)}.list-cover{width:86px}.cover-channel-list article{grid-template-columns:112px minmax(0,1fr);gap:12px;padding:14px 0}.channel-cover{width:112px}.cover-channel-list h2{font-size:16px;line-height:1.55}.cover-channel-list p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;font-size:13px;line-height:1.6}}@media(max-width:430px){.cover-channel-list article{grid-template-columns:96px minmax(0,1fr)}.channel-cover{width:96px}.cover-channel-list p{display:none}}

/* 默认教育主题 2.0：大气官网版 */
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h2 i{display:grid;place-items:center;width:29px;height:29px;border-radius:4px;background:#126fc1;color:#fff;font-size:14px;font-style:normal}.official-block .block-title a{margin-left:24px}.official-block .block-title .more{color:#8594a0}.official-article-grid{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:0 16px;padding:12px 18px 18px}.official-list-item{display:grid;grid-template-columns:78px minmax(0,1fr);align-items:center;gap:10px;min-width:0;padding:9px 0;border-bottom:1px dotted #d9e1e7}.official-list-cover{display:block;width:78px;aspect-ratio:16/10;overflow:hidden;border-radius:4px;background:#e6f1f8}.official-list-cover img{width:100%;height:100%;object-fit:cover}.official-list-cover i{display:grid;place-items:center;height:100%;color:#347cac;font-style:normal;font-weight:800}.official-list-copy{display:flex;min-width:0;flex-direction:column;gap:4px}.official-list-copy b{display:-webkit-box;overflow:hidden;color:#354b5d;font-weight:500;line-height:1.5;-webkit-box-orient:vertical;-webkit-line-clamp:2}.official-list-copy time{color:#a0abb3;font-size:11px}.official-list-item.lead{grid-row:span 4;grid-template-columns:1fr;align-content:start;padding-right:8px;border:0}.official-list-item.lead .official-list-cover{width:100%;aspect-ratio:16/9}.official-list-item.lead .official-list-copy{margin-top:-52px;position:relative;padding:38px 13px 12px;background:linear-gradient(transparent,#053b72ec);border-radius:0 0 4px 4px}.official-list-item.lead b{color:#fff;font-size:15px;font-weight:700}.official-list-item.lead time{color:#c9dfef}.official-mobile-tab{display:none}
@media(max-width:768px){body.has-mobile-tab{padding-bottom:64px}.official-utility{display:none}.brand-row{grid-template-columns:1fr auto!important;justify-items:stretch!important;padding:13px 12px!important}.brand{justify-content:flex-start}.brand img{max-width:190px}.search{grid-column:1/-1;width:100%;max-width:none}.mobile-menu-row{padding:0!important}.mobile-menu-toggle{display:flex;align-items:center;justify-content:flex-start;gap:8px;border-radius:0;padding:13px 18px}.mobile-menu-toggle b{margin-left:auto}.main{margin:0!important;padding-top:0!important}.official-hero{height:auto;min-height:330px;margin:0 -12px;padding:36px 20px 22px;background-position:61% center}.official-hero-copy{width:100%}.official-hero-copy>small{font-size:13px;letter-spacing:2px}.official-hero h1{max-width:330px;font-size:28px}.official-hero p{font-size:14px}.hero-shortcuts{gap:6px}.hero-shortcuts a{justify-content:center;gap:6px;padding:11px 6px}.hero-shortcuts a>b{font-size:20px}.hero-shortcuts strong{font-size:14px}.hero-shortcuts small{font-size:10px}.official-services{margin:0 -12px 12px;overflow-x:auto;grid-template-columns:repeat(4,155px)}.official-services a{padding:13px}.official-services i{width:32px;height:32px}.official-focus{grid-template-columns:1fr;gap:12px;margin:12px 0}.focus-story{grid-template-columns:42% 1fr;min-height:170px;padding:9px}.focus-media{min-height:150px}.focus-copy{padding:6px 10px}.focus-copy em,.focus-copy>b{display:none}.focus-copy strong{margin:0 0 8px;font-size:16px}.focus-copy small{-webkit-line-clamp:3}.official-headlines{padding:13px}.official-headlines h2{font-size:20px}.official-headlines header span{display:none}.official-headlines li{padding:7px 0}.official-headlines li:nth-child(n+6){display:none}.official-headlines time{display:none}.official-block{margin-top:12px}.official-block .block-title{align-items:center;flex-direction:row;min-height:54px;padding:8px 13px}.official-block .block-title h2{font-size:20px}.official-block .block-title div{margin-left:auto}.official-block .block-title a{margin-left:14px}.official-block .block-title div a:nth-child(n+4):not(.more){display:none}.official-article-grid{grid-template-columns:1fr;padding:8px 12px 12px}.official-list-item{grid-template-columns:74px minmax(0,1fr)}.official-list-item.lead{grid-row:auto;grid-template-columns:42% 1fr;padding:8px 0;border-bottom:1px solid #e4e9ed}.official-list-item.lead .official-list-cover{width:100%;aspect-ratio:16/10}.official-list-item.lead .official-list-copy{position:static;margin:0;padding:0;background:none}.official-list-item.lead b{color:#27465f;font-size:14px}.official-list-item.lead time{color:#9da8b1}.official-list-item:nth-child(n+6){display:none}.wechat-qr-card{display:none}.official-mobile-tab{position:fixed;z-index:100;right:0;bottom:0;left:0;display:grid;grid-template-columns:repeat(4,1fr);height:62px;padding-bottom:env(safe-area-inset-bottom);border-top:1px solid #dfe6ec;background:#fff;box-shadow:0 -4px 16px #163b5e17}.official-mobile-tab a{display:flex;align-items:center;justify-content:center;flex-direction:column;color:#627485;font-size:11px}.official-mobile-tab i{font-size:22px;font-style:normal;line-height:1}.official-mobile-tab a:first-child{color:var(--blue)}footer{padding-bottom:25px}}
@media(max-width:430px){.official-hero h1{font-size:25px}.hero-shortcuts small{display:none}.official-services{grid-template-columns:repeat(4,145px)}.focus-story{grid-template-columns:40% 1fr}.focus-copy small{-webkit-line-clamp:2}.official-block .block-title a{margin-left:10px;font-size:12px}}

/* 2.0.1 响应式稳定性修复：覆盖旧版重复媒体规则 */
.focus-story{height:270px}.focus-media{height:244px}.focus-copy{overflow:hidden}.official-headlines{height:270px;overflow:hidden}.official-headlines ol{overflow:hidden}.official-headlines li{min-height:30px}
@media(max-width:768px){html,body{width:100%;max-width:100%;overflow-x:hidden}.top,.nav,.main,footer{max-width:100%}.wrap{width:auto;max-width:none;margin-right:12px;margin-left:12px}.official-utility{display:none}.brand-row{display:grid!important;grid-template-columns:minmax(0,1fr)!important;height:auto!important;min-height:0!important;padding:12px 0!important;gap:10px!important;justify-items:stretch!important}.brand{justify-content:center;min-width:0}.brand img{max-width:min(210px,72vw);max-height:56px}.search{grid-column:auto!important;width:100%!important;height:42px!important;opacity:1!important;overflow:visible!important}.mobile-menu-row{display:block!important;margin:0!important;padding:0!important}.mobile-menu-toggle{width:100%;min-height:46px;border-radius:0}.nav{display:none!important}.nav.open{display:block!important}.nav-inner{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr))!important;margin:0 auto!important;padding:6px 12px!important}.nav a{min-width:0;padding:10px 3px!important;overflow:hidden;text-overflow:ellipsis}.main{margin:0 12px!important;padding:0 0 24px!important}.official-hero{box-sizing:border-box;width:auto;min-height:0;height:auto;margin:0 -12px!important;padding:32px 20px 20px!important;background-position:63% center}.official-hero-copy{width:100%;max-width:100%}.official-hero h1{max-width:330px;margin-top:8px;font-size:27px;line-height:1.4}.hero-shortcuts{grid-template-columns:repeat(3,minmax(0,1fr));width:100%}.hero-shortcuts a{min-width:0}.official-services{width:auto;margin:0 -12px 12px!important;grid-template-columns:repeat(4,minmax(145px,1fr));overflow-x:auto;overscroll-behavior-x:contain}.official-focus{display:block;margin:12px 0}.focus-story{grid-template-columns:40% minmax(0,1fr);width:100%;height:178px;min-height:0;margin-bottom:12px}.focus-media{width:100%;height:158px;min-height:0}.focus-copy{min-width:0;padding:7px 10px}.focus-copy strong{display:-webkit-box;overflow:hidden;margin:0 0 7px;font-size:16px;-webkit-box-orient:vertical;-webkit-line-clamp:2}.focus-copy small{font-size:12px;line-height:1.65}.official-headlines{width:100%;height:auto;min-height:0;padding:13px;overflow:hidden}.official-headlines ol{height:auto}.official-headlines li{grid-template-columns:23px minmax(0,1fr)!important;min-height:34px;padding:6px 0}.official-headlines li time{display:none!important}.official-headlines li:nth-child(n+6){display:none}.official-block{width:100%;max-width:100%;overflow:hidden}.official-block .block-title{display:flex!important;min-width:0}.official-block .block-title h2{flex:0 0 auto}.official-block .block-title div{display:flex;min-width:0;max-width:calc(100% - 105px);overflow-x:auto}.official-block .block-title a{flex:0 0 auto}.official-article-grid{display:grid;grid-template-columns:minmax(0,1fr)!important;width:100%}.official-list-item,.official-list-item.lead{min-width:0}.official-list-item.lead{grid-template-columns:40% minmax(0,1fr)}.official-list-copy b{overflow:hidden}.wechat-qr-card{display:none!important}.home-mid-banner{max-width:100%}.home-mid-banner img{width:100%;height:auto}footer .wrap{max-width:none;margin:0 12px}}
@media(max-width:430px){.nav-inner{grid-template-columns:repeat(2,minmax(0,1fr))!important}.official-hero{padding-right:16px!important;padding-left:16px!important}.official-hero h1{font-size:24px}.hero-shortcuts a>b{display:none}.hero-shortcuts strong{font-size:13px}.official-services{grid-template-columns:repeat(4,138px)}.focus-story{grid-template-columns:38% minmax(0,1fr);height:164px}.focus-media{height:144px}.focus-copy small{-webkit-line-clamp:2}.official-block .block-title div{max-width:calc(100% - 92px)}.official-list-item.lead{grid-template-columns:38% minmax(0,1fr)}}

/* 2.1 official refinement */
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif}.nav a.active:after{content:"";position:absolute;right:14px;bottom:0;left:14px;height:3px;background:#fff}.nav a.active{background:#ffffff12}.official-crumb{display:flex;align-items:center;gap:9px;padding-top:18px;color:#7d8d9a}.official-crumb span{color:#b3bec7}.official-channel-page{padding:0 38px 32px}.channel-page-heading{margin:0 -38px 5px;padding:29px 38px 24px;border-bottom:1px solid #dfe7ee;background:linear-gradient(105deg,#f5faff,#fff)}.channel-page-heading>span,.article-kicker{color:#1972b8;font-size:12px;font-weight:700;letter-spacing:2px}.channel-page-heading h1{margin:3px 0;color:#113e65;font-size:30px;line-height:1.4}.channel-page-heading p{margin:2px 0 0;color:#718392}.cover-channel-list article{padding:22px 0}.cover-channel-list h2{font-size:20px;line-height:1.55}.cover-channel-list p{font-size:14px;line-height:1.8}.official-article{max-width:980px;margin-right:auto;margin-left:auto;padding:48px 70px 54px;border-radius:7px;box-shadow:0 10px 35px #123c6110}.article-kicker{text-align:center}.official-article h1{margin:10px auto 14px;color:#173b59;font-size:34px;font-weight:700;line-height:1.45;letter-spacing:.3px}.official-article .meta{display:flex;justify-content:center;gap:30px;color:#8897a3}.official-article .article-body{max-width:820px;padding:27px 0 0;color:#263e50;font-family:"Noto Serif CJK SC","Source Han Serif SC","Songti SC",SimSun,"Microsoft YaHei",serif;font-size:17px;line-height:2.08}.article-body p{margin:0 0 1.25em}.article-body strong{color:#173f60}.article-neighbors,.related-articles{max-width:980px;margin-right:auto;margin-left:auto}
@media(max-width:768px){.nav a.active{border-radius:4px;background:#fff;color:#07549a}.nav a.active:after{display:none}.official-services{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;margin:0 -12px 12px!important;overflow:visible!important}.official-services a{min-width:0;padding:13px 11px;border-right:1px solid #ffffff2b;border-bottom:1px solid #ffffff2b}.official-services a:nth-child(2n){border-right:0}.official-services i{flex:0 0 32px}.official-services span{min-width:0}.official-services b{font-size:14px}.official-services small{white-space:normal;line-height:1.5}.official-crumb{padding-top:13px}.official-channel-page{padding:0 15px 20px}.channel-page-heading{margin:0 -15px;padding:22px 15px 18px}.channel-page-heading h1{font-size:25px}.channel-page-heading p{font-size:13px;line-height:1.7}.cover-channel-list article{padding:16px 0}.official-article{padding:29px 17px 34px}.official-article h1{font-size:24px;line-height:1.5}.official-article .meta{gap:14px;flex-wrap:wrap}.official-article .article-body{padding-top:20px;font-size:16px;line-height:1.95}.article-neighbors{line-height:1.8}.article-neighbors div+div{margin-top:9px}}

/* 2.2 configurable blocks and mobile navigation */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.mobile-sitebar,.mobile-nav-backdrop,.mobile-drawer-head,.mobile-drawer-search,.nav-mobile-icon,.nav-mobile-arrow{display:none}.official-block .block-title h2 .block-icon{display:grid;width:25px;height:25px;padding:4px;border:1px solid #b9d9ef;border-radius:6px;background:#edf7fd;color:#1471b8}.official-block .block-title h2 .block-icon svg{display:block;width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:768px){body.mobile-nav-open{overflow:hidden}.brand-row{display:none!important}.mobile-sitebar{position:relative;z-index:1001;display:flex;align-items:center;justify-content:space-between;height:58px;padding:0 14px;background:linear-gradient(90deg,#0961ac,#167ecf);box-shadow:0 2px 12px #092f5524;color:#fff}.mobile-site-home{display:flex;min-width:0;align-items:center;gap:10px;color:#fff}.mobile-site-home>span{display:grid;width:31px;height:31px;place-items:center;border:1px solid #ffffff70;border-radius:50%;font-size:19px}.mobile-site-home b{max-width:230px;overflow:hidden;font-size:17px;letter-spacing:.5px;text-overflow:ellipsis;white-space:nowrap}.mobile-menu-toggle{display:grid!important;width:43px!important;min-height:43px!important;padding:9px!important;place-items:center;border-radius:7px!important;background:#ffffff14!important}.menu-bars{display:flex!important;width:24px;flex-direction:column;gap:5px;margin:0!important}.menu-bars i{display:block;width:24px;height:2px;border-radius:2px;background:#fff;transition:.2s}.mobile-menu-toggle[aria-expanded=true] .menu-bars i:nth-child(1){transform:translateY(7px) rotate(45deg)}.mobile-menu-toggle[aria-expanded=true] .menu-bars i:nth-child(2){opacity:0}.mobile-menu-toggle[aria-expanded=true] .menu-bars i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-nav-backdrop{position:fixed;z-index:1002;inset:0;display:block;border:0;background:#071a2c99;opacity:0;pointer-events:none;transition:opacity .25s}.mobile-nav-backdrop.open{opacity:1;pointer-events:auto}.nav,.nav.open{position:fixed!important;z-index:1003!important;top:0!important;right:0!important;bottom:0!important;left:auto!important;display:flex!important;width:min(88vw,390px)!important;max-width:390px!important;flex-direction:column;background:#153b60!important;box-shadow:-12px 0 35px #00172d45;overflow-y:auto;transform:translateX(105%);visibility:hidden;transition:transform .25s ease,visibility .25s}.nav.open{transform:translateX(0);visibility:visible}.mobile-drawer-head{display:flex;min-height:64px;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid #ffffff20;background:linear-gradient(90deg,#116cb6,#1785d4);color:#fff}.mobile-drawer-head b{font-size:18px;letter-spacing:1px}.mobile-drawer-head button{width:42px;height:42px;border:0;background:transparent;color:#fff;font-size:37px;font-weight:200;line-height:1}.nav-inner{display:flex!important;width:100%!important;margin:0!important;padding:6px 0!important;flex:0 0 auto;flex-direction:column!important}.nav a{display:grid!important;grid-template-columns:28px minmax(0,1fr) 18px!important;align-items:center!important;min-height:49px;padding:0 17px!important;border-bottom:1px solid #ffffff17!important;background:transparent!important;color:#e9f4fc!important;text-align:left!important;font-size:15px!important;font-weight:500!important}.nav a:hover,.nav a.active{background:#ffffff12!important;color:#fff!important}.nav a.active{box-shadow:inset 4px 0 #49b8ff}.nav a.active:after{display:none!important}.nav-mobile-icon,.nav-mobile-arrow{display:block;color:#83b6dd}.nav-mobile-icon{font-size:18px}.nav-mobile-arrow{text-align:right;font-size:22px}.mobile-drawer-search{display:block;margin-top:auto;padding:18px;background:#0d2f4e}.mobile-drawer-search>label{display:block;margin-bottom:8px;color:#d8eaf8;font-size:13px}.mobile-drawer-search>div{display:grid;grid-template-columns:34px minmax(0,1fr) 64px;align-items:center;overflow:hidden;border-radius:6px;background:#fff}.mobile-drawer-search span{color:#5c7183;text-align:center;font-size:20px}.mobile-drawer-search input{width:100%;height:44px;padding:0;border:0;outline:0;color:#253b4d;font-size:16px}.mobile-drawer-search button{height:44px;border:0;background:#1688d0;color:#fff;font-weight:700}.official-block .block-title h2 .block-icon{width:23px;height:23px;padding:4px}.official-list-item:nth-child(n+6){display:grid!important}}
@media(max-width:380px){.mobile-site-home b{max-width:190px}.nav,.nav.open{width:92vw!important}.official-block .block-title h2{font-size:18px}}

/* 2.3 balanced blocks, compact drawer and premium footer */
.official-article-grid .official-list-item.lead{position:relative;grid-row:span var(--block-rows,4);height:100%;min-height:100%;padding:9px 8px 9px 0}.official-list-item.lead .official-list-cover{height:100%;min-height:220px;aspect-ratio:auto}.official-list-item.lead .official-list-copy{position:absolute;right:8px;bottom:9px;left:0;margin:0;padding:48px 13px 12px;background:linear-gradient(transparent,#053b72ed)}.footer-showcase{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.8fr);gap:55px;padding:34px 0;border-bottom:1px solid #ffffff1c;text-align:left}.footer-showcase>div>span{color:#69b8ef;font-size:11px;font-weight:700;letter-spacing:3px}.footer-showcase h2{margin:6px 0 7px;color:#fff;font-size:24px}.footer-showcase p{max-width:680px;margin:0;color:#aebdca;line-height:1.9}.footer-showcase nav{display:grid;align-content:center;gap:8px}.footer-showcase nav a{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;border:1px solid #ffffff17;border-radius:5px;background:#ffffff08;color:#dce8f1}.footer-showcase nav a:hover{border-color:#3e96d3;background:#ffffff10}.footer-showcase nav b{color:#69b8ef;font-size:20px}.footer-directory{display:grid;grid-template-columns:1fr 1.4fr;gap:45px;padding:25px 0 18px;text-align:left}.footer-directory .friend,.footer-directory .footer-nav{padding:0;border:0}.footer-directory b{display:block;margin-bottom:9px;color:#fff;font-size:14px}.footer-directory a{margin:4px 18px 4px 0}.footer-page-links{padding-top:16px;border-top:1px solid #ffffff14}.footer-custom{margin-top:10px}.official-mobile-tab svg{display:block;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}
@media(max-width:768px){.mobile-site-home>span.mobile-home-mark{width:30px;height:30px;border-color:#ffffff5c;background:#ffffff0d}.mobile-home-mark svg{width:17px;height:17px;fill:none;stroke:#fff;stroke-width:1.7;stroke-linejoin:round}.mobile-site-home img{display:block;width:auto;max-width:min(190px,56vw);height:auto;max-height:38px;object-fit:contain}.mobile-site-home b{font-size:16px}.nav,.nav.open{top:70px!important;right:12px!important;bottom:auto!important;width:min(86vw,360px)!important;max-width:360px!important;max-height:calc(100dvh - 88px);border:1px solid #ffffff24;border-radius:14px;overflow:hidden;box-shadow:0 18px 55px #00172d70;transform:translateX(calc(100% + 24px)) scale(.98);transform-origin:top right;opacity:0}.nav.open{transform:translateX(0) scale(1);opacity:1}.mobile-drawer-head{min-height:56px;padding:0 15px}.mobile-drawer-head b{font-size:17px}.mobile-drawer-head button{font-size:32px}.nav-inner{min-height:0!important;flex:1 1 auto!important;overflow-y:auto!important;overscroll-behavior:contain}.nav a{min-height:45px!important;padding:0 15px!important;font-size:14px!important}.mobile-drawer-search{flex:0 0 auto;margin:0;padding:13px 14px 15px}.mobile-drawer-search>label{margin-bottom:6px}.mobile-drawer-search input,.mobile-drawer-search button{height:42px}.official-article-grid .official-list-item.lead{position:static;grid-row:auto;height:auto;min-height:0;padding:8px 0}.official-list-item.lead .official-list-cover{height:auto;min-height:0;aspect-ratio:16/10}.official-list-item.lead .official-list-copy{position:static;margin:0;padding:0;background:none}.footer-showcase{grid-template-columns:1fr;gap:18px;padding:25px 3px}.footer-showcase h2{font-size:21px}.footer-showcase p{font-size:13px}.footer-directory{grid-template-columns:1fr;gap:20px;padding:22px 3px}.footer-directory .friend,.footer-directory .footer-nav{text-align:left}.footer-page-links{text-align:left}.official-mobile-tab i{display:grid;width:24px;height:24px;place-items:center}}
@media(max-width:380px){.nav,.nav.open{right:8px!important;width:calc(100vw - 32px)!important}.mobile-site-home img{max-width:52vw}.footer-showcase nav a{padding:8px 10px}}
@media(max-width:430px){.hero-shortcuts a{flex-direction:column;gap:3px;padding:9px 4px}.hero-shortcuts a>b{display:grid!important;width:25px;height:25px;place-items:center;border:1px solid #1677c833;border-radius:7px;background:#eef7fd;color:#1267aa;font-size:15px}.hero-shortcuts strong{font-size:13px}.hero-shortcuts small{display:none}}

/* 2.4 typography and simplified mobile header */
.main{font-family:SimSun,"Songti SC","Noto Serif SC","Source Han Serif SC",serif}.main input,.main button,.main select,.main textarea{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}.official-article .article-body{font-family:SimSun,"Songti SC","Noto Serif SC","Source Han Serif SC",serif}.footer-directory{grid-template-columns:minmax(260px,.8fr) minmax(0,1.7fr)}.footer-directory .footer-nav{padding-top:31px}.footer-directory .friend>div,.footer-directory .footer-nav>div{display:flex;align-items:flex-start;flex-wrap:wrap}.channel-page-heading h1{margin-top:0}
@media(max-width:768px){.mobile-site-home{width:34px;flex:0 0 34px;gap:0}.mobile-site-home>span.mobile-home-mark{width:32px;height:32px}.cover-channel-list article{align-items:stretch}.cover-channel-list article>div{display:flex;min-width:0;flex-direction:column;align-self:stretch}.cover-channel-list h2{display:-webkit-box;overflow:hidden;margin:0;font-size:14px;line-height:1.5;-webkit-box-orient:vertical;-webkit-line-clamp:2}.cover-channel-list p{display:none!important}.cover-channel-list time{margin-top:auto;font-size:11px;line-height:1.4}.channel-page-heading h1{font-size:22px}.channel-page-heading p{font-size:12px}.footer-directory .footer-nav{padding-top:0}}
@media(max-width:430px){.cover-channel-list article{grid-template-columns:94px minmax(0,1fr);gap:10px}.channel-cover{width:94px}.cover-channel-list h2{font-size:13.5px;line-height:1.5}.official-channel-page{padding-right:12px;padding-left:12px}}

/* 2.5 balanced footer and modern Chinese typography */
.main,.official-article .article-body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",Arial,sans-serif}.footer-directory{grid-template-columns:repeat(2,minmax(0,1fr));gap:70px}.footer-directory .friend,.footer-directory .footer-nav{min-width:0}.footer-directory .footer-nav{padding-top:31px}.footer-directory .friend>div,.footer-directory .footer-nav>div{line-height:1.85}
@media(max-width:768px){body.has-mobile-tab{padding-bottom:51px}.official-mobile-tab{height:50px}.official-mobile-tab a{font-size:9px;line-height:1.2}.official-mobile-tab i{width:19px;height:19px;font-size:18px}.official-mobile-tab svg{width:18px;height:18px}footer{padding:17px 0 14px;font-size:12px}.footer-showcase{gap:12px;padding:18px 2px}.footer-showcase h2{margin:3px 0 5px;font-size:18px}.footer-showcase p{font-size:12px;line-height:1.7}.footer-showcase nav{gap:5px}.footer-showcase nav a{padding:6px 9px;font-size:12px}.footer-directory{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:14px 2px 10px}.footer-directory .footer-nav{padding-top:25px}.footer-directory b{margin-bottom:5px;font-size:12px}.footer-directory a{margin:2px 10px 2px 0;font-size:11px;line-height:1.55}.footer-page-links{padding-top:10px;font-size:11px}.footer-custom,footer p{margin:3px 0;font-size:11px;line-height:1.6}}
@media(max-width:430px){.footer-directory{gap:12px}.footer-directory .friend>div{display:flex;flex-direction:column;align-items:flex-start}.footer-directory .footer-nav>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 6px}.footer-directory a{margin-right:0}.official-mobile-tab{height:48px}body.has-mobile-tab{padding-bottom:49px}}

/* 2.6 vertical desktop footer and narrower mobile drawer */
.footer-directory{grid-template-columns:minmax(0,1fr);gap:13px}.footer-directory .friend{padding-bottom:13px;border-bottom:1px solid #ffffff14}.footer-directory .footer-nav{padding-top:0}.footer-directory .friend>div,.footer-directory .footer-nav>div{display:flex;align-items:center;flex-wrap:wrap}
@media(max-width:768px){body.has-mobile-tab{padding-bottom:45px}.official-mobile-tab{height:44px}.official-mobile-tab a{font-size:8px}.official-mobile-tab i{width:17px;height:17px;font-size:16px}.official-mobile-tab svg{width:16px;height:16px}footer{padding:11px 0 9px;font-size:11px}.footer-directory{grid-template-columns:minmax(0,1fr);gap:7px;padding:8px 2px 7px}.footer-directory .friend{padding-bottom:7px}.footer-directory b{margin-bottom:3px;font-size:11px}.footer-directory a{margin:1px 9px 1px 0;font-size:10px;line-height:1.45}.footer-page-links{padding-top:7px;font-size:10px}.footer-custom,footer p{font-size:10px;line-height:1.45}.nav,.nav.open{right:10px!important;width:min(80vw,310px)!important;max-width:310px!important}.mobile-drawer-head{min-height:51px}.nav a{min-height:42px!important;padding:0 13px!important;font-size:13px!important}.mobile-drawer-search{padding:10px 11px 12px}.mobile-drawer-search input,.mobile-drawer-search button{height:39px}.mobile-drawer-search>div{grid-template-columns:30px minmax(0,1fr) 54px}.mobile-drawer-search input{font-size:14px}.mobile-drawer-search button{font-size:12px}}
@media(max-width:430px){body.has-mobile-tab{padding-bottom:43px}.official-mobile-tab{height:42px}.footer-directory{gap:6px}.footer-directory .friend>div{display:flex;flex-direction:row;align-items:center;flex-wrap:wrap}.footer-directory .footer-nav>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px 5px}.footer-directory a{margin-right:7px}.nav,.nav.open{right:8px!important;width:min(80vw,300px)!important;max-width:300px!important}}

/* 2.7 footer order: categories above, friends below */
.footer-directory .footer-nav{order:1;padding:0 0 13px;border-bottom:1px solid #ffffff14;text-align:center}.footer-directory .footer-nav>div{justify-content:center}.footer-directory .footer-nav a{margin-right:18px;margin-left:0}.footer-directory .friend{order:2;padding-bottom:0;border-bottom:0}.footer-directory .friend>div{justify-content:flex-start}
@media(max-width:768px){.footer-directory .footer-nav{padding-bottom:7px}.footer-directory .footer-nav>div{justify-content:center}.footer-directory .footer-nav a{margin-right:8px}.footer-directory .friend{padding-bottom:0}}
@media(max-width:430px){.footer-directory .footer-nav>div{justify-content:stretch;text-align:center}.footer-directory .footer-nav a{display:block;margin:0;text-align:center}.footer-directory .friend>div{justify-content:flex-start;text-align:left}}