:root{--blue:#134E7B;--blue-deep:#0F1D3D;--cyan:#46B4BE;--gold:#C8B57E;--paper:#F5FAFC;--ink:#07324F;--muted:#52728A;--line:rgba(19,78,123,.16);--sans:-apple-system,BlinkMacSystemFont,"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);font-family:var(--sans);color:var(--ink)}a{color:inherit;text-decoration:none}img,video{display:block;max-width:100%}.container{width:min(1180px,calc(100vw - 72px));margin:0 auto}
.header{position:sticky;top:0;z-index:40;background:var(--blue-deep);color:white}.header-inner{min-height:86px;width:min(1380px,calc(100vw - 56px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:34px}.logo{display:flex;align-items:center;gap:12px;min-width:220px}.logo-img{width:58px;height:46px;object-fit:contain;display:block}.logo-text{display:block;line-height:1}.logo-text b{display:block;font-size:17px;letter-spacing:.08em}.logo-text span{display:block;margin-top:4px;font-size:10px;letter-spacing:.24em;text-transform:uppercase;opacity:.82;font-weight:600}.nav{display:flex;align-items:center;justify-content:center;gap:34px;flex:1;font-family:Georgia,"Times New Roman","Noto Serif SC","Songti SC",serif;font-size:24px;font-weight:700;white-space:nowrap}.nav-item{position:relative;padding:30px 0}.nav-label{display:block}.nav-item:after{content:"";position:absolute;left:0;bottom:22px;width:0;height:2px;background:var(--gold);transition:.25s}.nav-item:hover:after{width:100%}.dropdown{position:absolute;left:50%;top:82px;transform:translateX(-50%) translateY(10px);width:min(860px,calc(100vw - 80px));display:none;grid-template-columns:270px 1fr;background:white;color:var(--ink);box-shadow:0 22px 60px rgba(7,50,79,.12);border-top:4px solid var(--gold)}.nav-item:hover .dropdown{display:grid;pointer-events:auto;transform:translateX(-50%) translateY(0)}.nav-item:first-child .dropdown{left:0;transform:translateY(10px)}.nav-item:first-child:hover .dropdown{transform:translateY(0)}.dropdown-intro{background:var(--blue);color:white;padding:30px}.dropdown-intro h3{font-family:Georgia,"Times New Roman","Noto Serif SC","Songti SC",serif;font-size:30px;margin:0 0 12px}.dropdown-intro p{margin:0;color:rgba(255,255,255,.78);font-size:14px;line-height:1.8}.dropdown-list{display:grid;grid-template-columns:1fr 1fr;padding:16px 20px}.dropdown-list a{padding:16px 14px;border-bottom:1px solid var(--line);font-family:var(--sans);font-size:15px;font-weight:850}.dropdown-list span{display:block;margin-top:5px;font-size:11px;font-weight:600;color:var(--muted)}.header-actions{display:flex;align-items:center;gap:14px}.search-icon{width:42px;height:42px;border:1px solid rgba(255,255,255,.6);position:relative;flex:0 0 auto}.search-icon:before{content:"";position:absolute;width:14px;height:14px;border:2px solid white;border-radius:50%;left:11px;top:10px}.search-icon:after{content:"";position:absolute;width:10px;height:2px;background:white;left:24px;top:26px;transform:rotate(45deg)}.menu-button{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.55);position:relative}.menu-button:before,.menu-button:after{content:"";position:absolute;left:10px;right:10px;height:2px;background:white}.menu-button:before{top:15px}.menu-button:after{bottom:15px}
.hero{position:relative;min-height:390px;color:white;background:var(--blue-deep);overflow:hidden}.hero>img,.hero>video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,29,61,.92),rgba(15,29,61,.44))}.hero-copy{position:relative;z-index:2;padding:96px 0}.kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:900;margin-bottom:14px}.hero h1{font-size:clamp(42px,7vw,76px);line-height:1.05;margin:0 0 20px}.hero p{font-size:18px;line-height:1.9;color:rgba(255,255,255,.84);max-width:800px;margin:0}
.section{padding:76px 0}.section.white{background:white}.section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:32px}.section h2{font-size:38px;line-height:1.15;margin:0}.section-desc,.section p,.section li{font-size:15px;line-height:1.9;color:var(--muted)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{display:block;cursor:pointer;background:white;border:1px solid var(--line);box-shadow:0 12px 34px rgba(7,50,79,.06);padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.card:hover{transform:translateY(-4px);box-shadow:0 18px 42px rgba(7,50,79,.12);border-color:rgba(19,78,123,.26)}.card h3{font-size:22px;margin:0 0 10px}.article-note{margin:-12px 0 22px;color:var(--muted);font-size:14px;line-height:1.8}.article-card{cursor:default}.article-card small{display:block;color:var(--cyan);font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}.article-title{color:var(--ink);transition:color .18s ease}.article-title:hover{color:var(--blue)}.article-more{display:inline-flex;align-items:center;gap:8px;margin-top:14px;color:var(--blue);font-size:13px;font-weight:900}.article-more:after{content:"";width:22px;height:1px;background:currentColor;transition:.2s}.article-more:hover:after{width:34px}.article-empty{background:#F7FBFC;border-style:dashed}.article-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.placeholder{background:#F7FBFC;border:1px dashed rgba(19,78,123,.34);min-height:220px;padding:28px;display:grid;place-items:center;text-align:center;color:var(--blue);font-weight:900;line-height:1.8}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;margin-top:18px;background:var(--blue);color:white;font-weight:850}.btn.ghost{background:white;color:var(--blue);border:1px solid var(--line)}
.article-list{display:grid;gap:12px;margin-top:18px}.article-list a{display:block;background:#F7FBFC;border:1px solid #DDECF1;padding:16px 18px;color:var(--blue);font-weight:850;transition:.2s}.article-list a:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(7,50,79,.08)}
.teacher-list,.story-list{display:grid;gap:18px}.person{display:grid;grid-template-columns:240px 1fr;gap:24px;background:white;border:1px solid var(--line)}.person img{width:100%;height:100%;min-height:230px;object-fit:cover}.person div{padding:26px}.person h3{font-size:26px;margin:0 0 8px}.person b{display:block;color:var(--cyan);font-size:13px;margin-bottom:14px}.offer-list{display:grid;gap:12px}.offer-item{display:grid;grid-template-columns:100px 1fr;gap:16px;border-bottom:1px solid var(--line);padding:16px 0}.offer-item b{color:var(--blue)}.qr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.qr{min-height:180px;background:white;border:1px dashed rgba(19,78,123,.34);display:grid;place-items:center;text-align:center;color:var(--blue);font-weight:850;line-height:1.8}
.footer{background:var(--blue-deep);color:rgba(255,255,255,.68);padding:34px 0;font-size:13px}.footer .container{display:flex;justify-content:space-between;gap:24px}
@media(max-width:1300px){.nav{font-size:20px;gap:24px}.logo{min-width:210px}.dropdown{width:min(720px,calc(100vw - 80px));grid-template-columns:230px 1fr}}
@media(max-width:1100px){.nav{font-size:18px;gap:18px}.logo{min-width:200px}}
@media(max-width:760px){.container{width:calc(100vw - 32px)}.header-inner{width:calc(100vw - 32px);min-height:72px}.logo-img{width:54px;height:42px}.logo-text b{font-size:15px}.nav,.search-icon{display:none}.menu-button{display:block}.section-head{display:block}.grid,.cards,.person,.qr-grid{grid-template-columns:1fr}.hero-copy{padding:72px 0}.footer .container{display:block}}