:root{
--c-bg:#f6f8fc;
--c-surface:#ffffff;
--c-text:#0f172a;
--c-text-2:#334155;
--c-text-3:#64748b;
--c-border:rgba(15,23,42,.10);
--c-primary:#2563eb;
--c-primary-2:#0ea5e9;
--c-accent:#06b6d4;
--c-success:#16a34a;
--c-warn:#f59e0b;
--c-danger:#ef4444;
--shadow-sm:0 1px 2px rgba(15,23,42,.06),0 1px 1px rgba(15,23,42,.04);
--shadow-md:0 10px 30px rgba(15,23,42,.10);
--shadow-lg:0 18px 60px rgba(15,23,42,.14);
--r-sm:10px;
--r-md:14px;
--r-lg:22px;
--sp-1:4px;
--sp-2:8px;
--sp-3:12px;
--sp-4:16px;
--sp-5:20px;
--sp-6:24px;
--sp-8:32px;
--sp-10:40px;
--sp-12:48px;
--sp-16:64px;
--sp-20:80px;
--container:1200px;
--container-n:920px;
--ease:cubic-bezier(.2,.8,.2,1);
--t:.22s var(--ease);
--font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
--font-display:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
--grad:linear-gradient(135deg,rgba(37,99,235,.14),rgba(6,182,212,.12) 55%,rgba(14,165,233,.10));
--grad-strong:linear-gradient(135deg,#2563eb,#06b6d4 58%,#0ea5e9);
--grid-gap:18px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--font);font-size:16px;line-height:1.7;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit}
input,textarea,select{font:inherit}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--sp-6)}
.container-n{width:100%;max-width:var(--container-n);margin:0 auto;padding:0 var(--sp-6)}
.section{padding:var(--sp-20) 0}
.section-sm{padding:var(--sp-12) 0}

.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;font-weight:700;letter-spacing:.01em;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t)}
.btn:active{transform:translateY(1px)}
.btn-primary{color:#fff;background:var(--grad-strong);box-shadow:0 14px 36px rgba(37,99,235,.22)}
.btn-primary:hover{box-shadow:0 18px 52px rgba(37,99,235,.26)}
.btn-cta{color:#fff;background:#0f172a;border:1px solid rgba(15,23,42,.18);border-radius:14px;box-shadow:0 16px 44px rgba(15,23,42,.18)}
.btn-cta:hover{background:#111c33;box-shadow:0 20px 60px rgba(15,23,42,.22)}
.btn-ghost{color:var(--c-text);background:rgba(255,255,255,.72);border:1px solid var(--c-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.9)}
.btn-outline{color:var(--c-text);border:1px solid rgba(15,23,42,.16);background:transparent}
.btn-outline:hover{border-color:rgba(37,99,235,.35);box-shadow:var(--shadow-sm)}

.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;font-size:12px;font-weight:700;color:var(--c-text-2);background:rgba(255,255,255,.78);border:1px solid var(--c-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.badge-dot{width:8px;height:8px;border-radius:999px;background:var(--c-accent);box-shadow:0 0 0 4px rgba(6,182,212,.16)}
.muted{color:var(--c-text-3)}
.h1{font-family:var(--font-display);font-size:clamp(2.1rem,4.2vw,3.2rem);line-height:1.12;letter-spacing:-.02em}
.h2{font-family:var(--font-display);font-size:clamp(1.55rem,2.6vw,2.05rem);line-height:1.2;letter-spacing:-.01em}
.h3{font-family:var(--font-display);font-size:1.12rem;line-height:1.35}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--c-primary)}

.card{background:rgba(255,255,255,.92);border:1px solid var(--c-border);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.20)}
.card-pad{padding:22px}

.topbar{background:rgba(255,255,255,.72);border-bottom:1px solid var(--c-border);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0;color:var(--c-text-2);font-size:13px}
.topbar-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.topbar-pill{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid var(--c-border);border-radius:999px;background:rgba(255,255,255,.78)}
.topbar-strong{font-weight:800;color:var(--c-text)}
.topbar-right{display:flex;align-items:center;gap:16px;white-space:nowrap;flex:0 0 auto}
.topbar-a{color:var(--c-text-2);font-weight:700}
.topbar-a:hover{color:var(--c-primary)}
.topbar-phone{font-weight:900;color:var(--c-text);letter-spacing:.01em;font-variant-numeric:tabular-nums}

.header{position:sticky;top:0;z-index:50;background:rgba(246,248,252,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(15,23,42,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;min-width:340px;max-width:360px;flex:0 1 360px}
.brand-mark{display:none}
.brand-mark svg{display:none}
.brand-name{display:block;font-size:clamp(29px,2vw,34px);line-height:1.08;font-weight:950;letter-spacing:-.035em}
.brand-sub{font-size:12px;color:var(--c-text-3);margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px}
.nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;flex-wrap:nowrap;justify-content:flex-end;white-space:nowrap;min-width:0}
.nav a{padding:9px 8px;border-radius:999px;color:var(--c-text-2);font-weight:800;font-size:12px;white-space:nowrap}
.nav a:hover{background:rgba(37,99,235,.08);color:var(--c-primary)}
.nav a.active{background:rgba(37,99,235,.12);color:var(--c-primary)}
.header-cta{display:none}
.phone{font-weight:900;color:var(--c-text);white-space:nowrap}
.menu-btn{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--c-border);background:rgba(255,255,255,.8);box-shadow:var(--shadow-sm)}
.menu-btn span{display:block;width:18px;height:2px;background:var(--c-text);margin:4px auto;border-radius:2px;transition:transform var(--t),opacity var(--t)}

.mnav{display:none;position:fixed;inset:0;z-index:60;background:rgba(15,23,42,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:16px}
.mnav.open{display:block}
.mnav-panel{background:#fff;border-radius:var(--r-lg);border:1px solid rgba(15,23,42,.10);box-shadow:var(--shadow-lg);max-width:520px;margin:0 auto;padding:18px}
.mnav-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 6px 12px}
.mnav-close{width:42px;height:42px;border-radius:14px;border:1px solid var(--c-border)}
.mnav-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:6px}
.mnav-links a{padding:12px 12px;border-radius:14px;border:1px solid var(--c-border);background:rgba(246,248,252,.7);font-weight:900;color:var(--c-text-2)}
.mnav-links a:hover{border-color:rgba(37,99,235,.25);background:rgba(37,99,235,.08);color:var(--c-primary)}
.mnav-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 6px 6px;color:var(--c-text-3);font-size:12px}

.hero{position:relative;overflow:hidden;background:var(--grad);border-bottom:1px solid rgba(15,23,42,.08)}
.hero::before{content:"";position:absolute;inset:-140px -180px auto auto;width:520px;height:520px;border-radius:999px;background:radial-gradient(circle at 30% 30%,rgba(37,99,235,.30),rgba(37,99,235,0) 65%);filter:blur(2px)}
.hero::after{content:"";position:absolute;inset:auto auto -180px -180px;width:520px;height:520px;border-radius:999px;background:radial-gradient(circle at 30% 30%,rgba(6,182,212,.28),rgba(6,182,212,0) 65%)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:center;padding:64px 0}
.hero-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.hero-title{margin-top:14px}
.hero-title em{font-style:normal;color:var(--c-primary)}
.hero-sub{margin-top:16px;color:var(--c-text-2);max-width:56ch}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero-meta{margin-top:22px;display:flex;gap:14px;flex-wrap:wrap;color:var(--c-text-3);font-size:13px}
.hero-meta strong{color:var(--c-text);font-weight:900}
.hero-side{display:grid;gap:14px}
.hero-panel{border-radius:var(--r-lg);background:rgba(255,255,255,.86);border:1px solid rgba(15,23,42,.10);box-shadow:var(--shadow-md);padding:18px}
.hero-panel-title{font-weight:900}
.hero-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
.mini{border-radius:16px;border:1px solid var(--c-border);background:rgba(246,248,252,.7);padding:14px}
.mini b{display:block;font-size:18px;letter-spacing:-.02em}
.mini span{display:block;margin-top:6px;color:var(--c-text-3);font-size:12px}
.hero-list{display:grid;gap:10px;margin-top:12px}
.hero-li{display:flex;align-items:flex-start;gap:10px}
.hero-li i{width:20px;height:20px;border-radius:7px;background:rgba(37,99,235,.12);display:grid;place-items:center;flex:0 0 auto;color:var(--c-primary);font-weight:900}
.hero-li p{color:var(--c-text-2);font-size:13px;line-height:1.55}

.grid{display:grid;gap:var(--grid-gap)}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-head p{color:var(--c-text-3);max-width:70ch}

.icon{width:44px;height:44px;border-radius:16px;background:rgba(37,99,235,.10);display:grid;place-items:center;color:var(--c-primary);font-weight:900}
.feat{display:flex;gap:14px}
.feat h3{margin-top:2px}
.feat p{margin-top:8px;color:var(--c-text-3);font-size:14px}

.media{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:stretch}
.media-card{padding:24px;position:relative;overflow:hidden}
.media-card::after{content:"";position:absolute;inset:auto -120px -120px auto;width:260px;height:260px;border-radius:999px;background:radial-gradient(circle at 30% 30%,rgba(37,99,235,.22),rgba(37,99,235,0) 65%)}
.media-kv{border-radius:var(--r-lg);border:1px solid var(--c-border);background:linear-gradient(135deg,rgba(37,99,235,.08),rgba(6,182,212,.06));padding:24px;display:grid;gap:10px}
.kv-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.kv-row b{font-weight:900}
.kv-row span{color:var(--c-text-3);font-size:13px}
.kv-bar{height:10px;border-radius:999px;background:rgba(15,23,42,.08);overflow:hidden}
.kv-bar>div{height:100%;border-radius:999px;background:var(--grad-strong)}

.list{display:grid;gap:14px}
.list-item{display:grid;grid-template-columns:160px 1fr;gap:16px;padding:16px;border-radius:var(--r-lg);border:1px solid var(--c-border);background:rgba(255,255,255,.92);box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.list-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.20)}
.thumb{width:100%;height:110px;border-radius:16px;overflow:hidden;background:rgba(15,23,42,.06)}
.thumb img{width:100%;height:100%;object-fit:cover}
.li-title{font-weight:1000;letter-spacing:-.01em;line-height:1.35}
.li-title a:hover{color:var(--c-primary)}
.li-desc{margin-top:8px;color:var(--c-text-3);font-size:14px}
.li-meta{margin-top:10px;display:flex;align-items:center;gap:12px;color:var(--c-text-3);font-size:12px}
.li-more{margin-left:auto;font-weight:900;color:var(--c-primary)}

.article{background:#fff;border:1px solid var(--c-border);border-radius:var(--r-lg);box-shadow:var(--shadow-md);padding:26px}
.article h1{font-family:var(--font-display);font-size:clamp(1.6rem,2.4vw,2.1rem);line-height:1.25;letter-spacing:-.01em}
.article-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--c-text-3);font-size:12px;margin-top:10px}
.article-body{margin-top:18px;color:var(--c-text-2)}
.article-body p{margin:12px 0}
.article-body h2,.article-body h3{margin:18px 0 10px;color:var(--c-text)}
.article-body img{border-radius:var(--r-lg);border:1px solid var(--c-border);box-shadow:var(--shadow-sm);margin:12px auto}

.breadcrumb{display:flex;align-items:center;gap:8px;color:var(--c-text-3);font-size:13px;padding:14px 0}
.breadcrumb a{color:var(--c-text-2);font-weight:800}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{opacity:.7}

.page-hero{background:linear-gradient(135deg,rgba(37,99,235,.14),rgba(255,255,255,0) 55%),linear-gradient(315deg,rgba(6,182,212,.10),rgba(255,255,255,0) 55%);border-bottom:1px solid rgba(15,23,42,.08)}
.page-hero-inner{padding:44px 0}
.page-hero-sub{margin-top:10px;color:var(--c-text-3);max-width:70ch}

.pagination{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:26px}
.pagination a,.pagination span{padding:10px 14px;border-radius:999px;border:1px solid var(--c-border);background:rgba(255,255,255,.86);color:var(--c-text-2);font-weight:900;box-shadow:var(--shadow-sm)}
.pagination a:hover{border-color:rgba(37,99,235,.25);color:var(--c-primary)}
.pagination .active{background:rgba(37,99,235,.12);border-color:rgba(37,99,235,.25);color:var(--c-primary)}

.footer{background:#0b1220;color:rgba(255,255,255,.86);margin-top:var(--sp-20)}
.footer-inner{padding:40px 0}
.footer-top{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand .brand-mark{box-shadow:none}
.footer-desc{margin-top:12px;color:rgba(255,255,255,.68);max-width:72ch}
.footer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.foot-box{border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:14px;background:rgba(255,255,255,.04)}
.foot-box b{display:block;font-weight:900}
.foot-box span{display:block;margin-top:8px;color:rgba(255,255,255,.70);font-size:13px;line-height:1.6}
.friend{margin-top:16px;border-top:1px solid rgba(255,255,255,.12);padding-top:14px}
.friend-title{font-weight:900;font-size:13px;color:rgba(255,255,255,.80)}
.friend-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.friend-links a{font-size:12px;color:rgba(255,255,255,.74);border:1px solid rgba(255,255,255,.14);padding:6px 10px;border-radius:999px}
.friend-links a:hover{color:#fff;border-color:rgba(6,182,212,.40)}
.footer-bottom{margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:rgba(255,255,255,.60);font-size:12px}

.empty{padding:44px;border:1px dashed rgba(15,23,42,.18);border-radius:var(--r-lg);background:rgba(255,255,255,.76);text-align:center;color:var(--c-text-3)}
.two-col{display:grid;grid-template-columns:1fr 360px;gap:18px;align-items:start}
.side-card{padding:18px}
.side-title{font-weight:1000;letter-spacing:-.01em}
.side-list{margin-top:12px;display:grid;gap:10px}
.side-list a{display:flex;align-items:flex-start;gap:10px;padding:12px;border-radius:16px;border:1px solid var(--c-border);background:rgba(246,248,252,.72);color:var(--c-text-2);font-weight:900;line-height:1.35}
.side-list a:hover{border-color:rgba(37,99,235,.22);background:rgba(37,99,235,.08);color:var(--c-primary)}
.side-list span{display:block;color:var(--c-text-3);font-weight:800;font-size:12px;margin-top:6px}

@media (max-width:1024px){
.topbar-phone{display:none}
.nav{display:none}
.menu-btn{display:block}
.hero-inner{grid-template-columns:1fr;gap:16px}
.two-col{grid-template-columns:1fr}
.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
.footer-top{grid-template-columns:1fr;gap:16px}
}
@media (max-width:1200px){
.brand{min-width:280px;max-width:300px;flex-basis:300px}
.brand-name{font-size:24px}
.brand-sub{display:none}
}
@media (max-width:640px){
.container,.container-n{padding:0 14px}
.topbar-left{gap:8px}
.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
.list-item{grid-template-columns:1fr}
.thumb{height:160px}
.mnav-links{grid-template-columns:1fr}
.brand{min-width:0;max-width:none;flex:1 1 auto}
.brand-name{font-size:22px}
.topbar-right{gap:10px}
.hero-inner{padding:46px 0}
.page-hero-inner{padding:34px 0}
}