:root{
--bg:#EEF1F8;--paper:#FFFFFF;--panel:#F6F8FD;--ink:#141A2E;--muted:#5B6478;
--main:#2540C4;--main2:#2E7BE8;--aux:#0E9AA7;--dot:#F2A03D;--line:#DCE2F0;
--sh:0 12px 28px -24px rgba(20,26,46,.55);
--fs:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--fs);font-size:16px;line-height:1.75}
img{max-width:100%;height:auto;display:block;border:0}
figure,figcaption,blockquote,dl,dd,table{margin:0}
a{color:var(--main);text-decoration:none}
a:hover{color:var(--main2)}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:700}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
.top{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.top__in{max-width:1140px;margin:0 auto;padding:12px 22px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);flex:none}
.brand img{width:38px;height:38px;border-radius:9px}
.brand__txt{font-size:19px;font-weight:700;letter-spacing:.4px}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--ink);padding:8px 12px;border-radius:8px;font-size:15px}
.nav a:hover{background:var(--panel);color:var(--main)}
.nav a[aria-current="page"]{background:var(--main);color:#fff}
.nav a[aria-current="page"]:hover{background:var(--main2);color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;padding:11px 22px;border-radius:999px;font-size:16px;font-weight:700;border:0;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn.btn-primary{background:linear-gradient(100deg,var(--main),var(--main2));color:#fff;box-shadow:0 10px 22px -14px rgba(37,64,196,.9)}
.btn.btn-primary:hover{background:linear-gradient(100deg,#1F35A8,#1F63CE);color:#fff;transform:translateY(-2px)}
.btn.btn-ghost{background:#fff;color:var(--main);box-shadow:inset 0 0 0 1px var(--line)}
.btn.btn-ghost:hover{background:var(--panel);color:var(--main);transform:translateY(-2px)}
.top__in>.btn{padding:9px 18px;font-size:15px;flex:none}
.hero{padding:52px 0 40px}
.hero__in{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:44px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--main);margin-bottom:14px}
.kicker::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--dot)}
.hero h1{font-size:44px;letter-spacing:-.5px}
.hero__lead{margin:16px 0 0;font-size:17px;color:var(--muted);max-width:640px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero__meta{margin:24px 0 0;display:flex;gap:26px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.hero__meta li{min-width:0}
.hero__meta b{display:block;font-size:19px;color:var(--ink);line-height:1.4}
.hero__shot{display:flex;flex-direction:column;align-items:center;min-width:0}
.hero__shot img{width:100%;max-width:300px;height:auto;border-radius:16px;box-shadow:0 0 0 1px var(--line),0 26px 48px -28px rgba(20,26,46,.85)}
.hero__shot figcaption{margin-top:12px;font-size:13px;color:var(--muted);text-align:center}
.sec{padding:46px 0}
.sec--paper{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec h2{font-size:28px;margin-bottom:22px}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:74px 20px 22px;box-shadow:var(--sh);overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:52px;background:linear-gradient(105deg,var(--main),var(--main2));transform:scaleX(0);transform-origin:left;animation:bandGrow .7s cubic-bezier(.2,.7,.3,1) forwards}
.card__t{position:absolute;top:0;left:0;right:0;height:52px;margin:0;padding:0 20px;display:flex;align-items:center;gap:10px;font-size:16px;color:#fff;z-index:1}
.card__t::before{content:"";flex:none;width:6px;height:6px;border-radius:2px;background:var(--dot)}
.card__b{position:relative;z-index:1;font-size:15px;color:#39415A}
.card__b p:last-child{margin-bottom:0}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px;box-shadow:var(--sh)}
.stats li{text-align:center;min-width:0}
.stats b{display:block;font-size:24px;color:var(--main);line-height:1.3}
.stats span{font-size:13px;color:var(--muted)}
.shots{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.shot{display:flex;flex-direction:column;align-items:center;min-width:0}
.shot img{width:100%;height:auto;border-radius:12px;box-shadow:0 0 0 1px var(--line),0 18px 34px -26px rgba(20,26,46,.85)}
.shot figcaption{margin-top:10px;font-size:13px;color:var(--muted);text-align:center}
.entries{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.entry{position:relative;display:block;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:74px 20px 22px;box-shadow:var(--sh);overflow:hidden;color:var(--ink);transition:transform .2s ease}
.entry::before{content:"";position:absolute;top:0;left:0;right:0;height:52px;background:linear-gradient(105deg,var(--main2),var(--aux));transform:scaleX(0);transform-origin:left;animation:bandGrow .7s cubic-bezier(.2,.7,.3,1) forwards}
.entry__t{position:absolute;top:0;left:0;right:0;height:52px;margin:0;padding:0 20px;display:flex;align-items:center;gap:10px;font-size:16px;color:#fff;z-index:1}
.entry__t::before{content:"";flex:none;width:6px;height:6px;border-radius:2px;background:#fff}
.entry__d{position:relative;z-index:1;margin:0 0 14px;font-size:15px;color:#39415A}
.entry__more{position:relative;z-index:1;font-size:14px;font-weight:700;color:var(--main)}
.entry:hover{transform:translateY(-3px)}
.entry:hover .entry__more{color:var(--main2)}
.quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.quote{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--dot);border-radius:8px;padding:20px;font-size:15px;color:#2C3549}
.quote__by{margin:12px 0 0;font-size:13px;color:var(--muted)}
.faq{display:grid;gap:12px}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:0 18px}
.faq details[open]{border-color:#C3CEEE}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:700;font-size:16px;display:flex;gap:10px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"";flex:none;width:8px;height:8px;margin-top:9px;border-radius:2px;background:var(--main)}
.faq details[open] summary::before{background:var(--dot)}
.faq p{padding:0 0 16px 18px;margin:0;color:#39415A;font-size:15px}
.cta{padding:0 0 54px}
.cta__in{background:linear-gradient(115deg,#1B2E8E,var(--main) 46%,var(--main2));border-radius:16px;padding:42px 26px;text-align:center;color:#fff}
.cta__in h2{font-size:26px;margin-bottom:12px;color:#fff}
.cta__in p{margin:0 auto 24px;max-width:680px;color:rgba(255,255,255,.88);font-size:15px}
.cta__in .btn.btn-primary{background:#fff;color:var(--main);box-shadow:0 12px 26px -16px rgba(0,0,0,.65)}
.cta__in .btn.btn-primary:hover{background:#F2F5FF;color:var(--main)}
.foot{background:#0F1526;color:#B9C2D8;padding:44px 0 26px;font-size:14px}
.foot__in{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:26px}
.foot h3{color:#fff;font-size:15px;margin-bottom:12px}
.foot a{color:#D7DEEE}
.foot a:hover{color:#fff}
.foot li{margin-bottom:8px}
.foot__note{margin:26px 0 0;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;font-size:13px;color:#8E9AB6;line-height:1.85}
.foot .btn.btn-primary{display:inline-flex;padding:11px 22px;margin-top:4px;background:linear-gradient(100deg,var(--main),var(--main2));color:#fff}
.foot .btn.btn-primary:hover{background:linear-gradient(100deg,#1F35A8,#1F63CE);color:#fff}
.page-hero{background:linear-gradient(180deg,#E2E8F8,rgba(238,241,248,0));padding:44px 0 6px}
.page-hero h1{font-size:34px}
.page-hero p{margin:14px 0 0;font-size:16px;color:var(--muted);max-width:840px}
.pagegrid{display:grid;grid-template-columns:236px minmax(0,1fr);gap:34px;align-items:start;padding:32px 22px 8px}
.toc{position:sticky;top:92px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:var(--sh)}
.toc__t{margin:0 0 12px;font-size:14px;font-weight:700;color:var(--ink)}
.toc li{margin-bottom:6px}
.toc a{display:block;padding:7px 10px;border-radius:8px;font-size:14px;color:var(--muted)}
.toc a:hover{background:var(--panel);color:var(--main)}
.prose{min-width:0}
.prose h2{font-size:24px;margin:34px 0 14px;scroll-margin-top:96px}
.prose h2:first-child{margin-top:0}
.prose p{color:#2C3549}
.prose li{position:relative;padding-left:20px;margin-bottom:9px;color:#2C3549}
.prose li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:2px;background:var(--aux)}
.prose a{border-bottom:1px solid rgba(37,64,196,.35)}
.prose a:hover{border-bottom-color:var(--main2)}
.prose .shot{margin:24px 0}
.prose .shot img{width:100%;max-width:300px;margin:0 auto}
@keyframes bandGrow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@media (prefers-reduced-motion:reduce){.card::before,.entry::before{animation:none;transform:scaleX(1)}}
@media (max-width:980px){
.hero__in{grid-template-columns:minmax(0,1fr);gap:30px}
.hero h1{font-size:34px}
.cards,.entries,.quotes{grid-template-columns:repeat(2,minmax(0,1fr))}
.stats,.shots{grid-template-columns:repeat(2,minmax(0,1fr))}
.pagegrid{grid-template-columns:minmax(0,1fr)}
.toc{position:static}
.foot__in{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
.top__in{flex-wrap:wrap;gap:10px 12px}
.brand{order:1}
.top__in>.btn{order:2;margin-left:auto}
.nav{order:3;flex:1 0 100%;justify-content:center;margin-left:0}
.nav a{padding:7px 9px;font-size:14px}
.hero{padding:32px 0 24px}
.hero h1{font-size:27px}
.hero__lead{font-size:15px}
.hero__cta .btn{flex:1 1 100%}
.sec h2{font-size:23px}
.cards,.entries,.quotes,.stats{grid-template-columns:minmax(0,1fr)}
.shots{grid-template-columns:repeat(2,minmax(0,1fr))}
.foot__in{grid-template-columns:minmax(0,1fr)}
.page-hero h1{font-size:25px}
.prose h2{font-size:21px}
}