:root{--blue:#3F5BF6;--deep:#2238C4;--ink:#1B2140;--soft:#5B6384;--paper:#F7F5EF;--card:#fff;--line:#E3E0D6;--sun:#FFC857}
@media (prefers-color-scheme:dark){:root{--ink:#ECEEF8;--soft:#A5ACC8;--paper:#14172A;--card:#1D2138;--line:#2C3152}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 ui-rounded,"SF Pro Rounded",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--blue)}img{max-width:100%;height:auto;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.top{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
.brand img{width:36px;height:36px;border-radius:9px}
nav a{margin-left:18px;color:var(--soft);text-decoration:none;font-weight:600;font-size:15px}nav a:hover{color:var(--blue)}
.hero{background:linear-gradient(180deg,#4E6BFF,#2238C4);color:#fff;border-radius:28px;padding:56px 28px 0;text-align:center;overflow:hidden;
 background-image:radial-gradient(rgba(255,255,255,.13) 1.5px,transparent 1.6px),linear-gradient(180deg,#4E6BFF,#2238C4);background-size:28px 28px,auto}
.hero h1{font-size:clamp(34px,6vw,60px);line-height:1.08;margin:0 0 14px;letter-spacing:-.02em}
.hero p{font-size:clamp(17px,2.2vw,21px);max-width:680px;margin:0 auto 24px;color:rgba(255,255,255,.9)}
.pill{display:inline-block;background:var(--sun);color:#1B2140;font-weight:700;padding:11px 20px;border-radius:999px;text-decoration:none}
.hero img{margin:38px auto 0;border-radius:14px 14px 0 0;box-shadow:0 20px 60px rgba(8,14,60,.45);width:min(940px,100%)}
h2{font-size:clamp(26px,3.6vw,36px);letter-spacing:-.01em;margin:64px 0 8px}
.lead{color:var(--soft);margin:0 0 26px;max-width:700px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px}
.card h3{margin:14px 0 6px;font-size:19px}.card p{margin:0;color:var(--soft);font-size:16px}
.card img{border-radius:10px;border:1px solid var(--line)}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--soft);margin:10px 0 2px}
.doc{max-width:760px;padding-bottom:20px}.doc h1{font-size:clamp(30px,5vw,44px);margin:26px 0 4px}.doc h2{font-size:22px;margin:34px 0 6px}
.doc .when{color:var(--soft);margin:0 0 20px}.doc li{margin-bottom:6px}
footer{margin:70px 0 30px;padding-top:22px;border-top:1px solid var(--line);color:var(--soft);font-size:15px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
footer a{color:var(--soft)}