:root{--n:#0b1f3a;--n2:#16335c;--g:#d4a537;--l:#f5f7fb;--t:#1b2a41;--m:#5b6b82}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;color:var(--t);background:var(--l);line-height:1.9}
.wrap{max-width:1000px;margin:auto;padding:0 16px}
header{background:var(--n);color:#fff;position:sticky;top:0;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.bar{display:flex;justify-content:space-between;align-items:center;padding:10px 0}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-size:21px;font-weight:bold}
.mark{width:36px;height:36px;border-radius:9px;background:var(--g);color:var(--n);display:flex;align-items:center;justify-content:center;font-size:20px}
.logo span.ai{color:var(--g)}
.lang button{background:transparent;color:#fff;border:1px solid var(--g);padding:5px 12px;margin-inline-start:6px;border-radius:6px;font-size:14px;cursor:pointer}
nav{display:flex;flex-wrap:wrap;gap:6px 18px;padding:0 0 10px}
nav a{color:#cfd8e6;text-decoration:none;font-size:15px}
nav a:hover{color:var(--g)}
.hero{background:linear-gradient(135deg,var(--n) 0%,var(--n2) 100%);color:#fff;text-align:center;padding:56px 16px 64px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;background:rgba(212,165,55,.12);top:-120px;inset-inline-end:-80px}
.hero h1{font-size:30px;margin:0 0 12px;color:#fff;position:relative}
.hero p{color:#cfd8e6;margin:0 auto 24px;max-width:620px;position:relative}
.btn{display:inline-block;background:var(--g);color:var(--n);padding:12px 28px;border-radius:9px;text-decoration:none;font-weight:bold;border:0;font-size:16px;cursor:pointer}
.btn.ghost{background:transparent;color:#fff;border:1px solid var(--g);margin-inline-start:8px}
section{padding:34px 0}
h1,h2,h3{color:var(--n)}
h2{font-size:24px;margin:0 0 6px}
.sub{color:var(--m);margin:0 0 20px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:#fff;border-radius:12px;padding:16px 18px;box-shadow:0 1px 5px rgba(0,0,0,.08)}
a.card{display:block;text-decoration:none;color:inherit;transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(0,0,0,.12)}
.ico{width:44px;height:44px;border-radius:10px;background:var(--n);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:8px}
.card b{color:var(--n);font-size:17px}
.card p{margin:4px 0 0;color:var(--m);font-size:15px;line-height:1.8}
.num{width:34px;height:34px;border-radius:50%;background:var(--g);color:var(--n);font-weight:bold;display:flex;align-items:center;justify-content:center;margin-bottom:8px}
details{background:#fff;border-radius:10px;padding:12px 16px;margin-bottom:10px;box-shadow:0 1px 4px rgba(0,0,0,.07)}
summary{cursor:pointer;font-weight:bold;color:var(--n)}
details p{margin:8px 0 0;color:var(--m)}
.band{background:var(--g);color:var(--n);text-align:center;padding:34px 16px}
.band h2{color:var(--n);margin-bottom:10px}
.band .btn{background:var(--n);color:#fff}
main.page{max-width:780px;margin:auto;padding:26px 16px}
main.page h1{font-size:28px}
main.page h2{margin-top:26px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.chip{background:#fff;border:1px solid #cfd8e6;color:var(--n);border-radius:20px;padding:6px 14px;font-size:14px;cursor:pointer}
.chip.on{background:var(--n);color:#fff;border-color:var(--n)}
iframe{width:100%;height:780px;border:1px solid #d6dde8;border-radius:12px;background:#fff}
.note{font-size:14px;color:var(--m)}
footer{background:var(--n);color:#9fb0c8;padding:34px 0 16px;margin-top:30px;font-size:15px}
.fgrid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
footer h4{color:#fff;margin:0 0 8px}
footer a{display:block;color:#cfd8e6;text-decoration:none;margin:3px 0}
footer a:hover{color:var(--g)}
.copy{text-align:center;border-top:1px solid #23406b;margin-top:20px;padding-top:12px;font-size:14px}