:root{--bg:#F7F8FC;--card:#fff;--ink:#0A0F2C;--text:#2B3354;--muted:#4A5378;--line:#E2E6F3;--soft:#EEF0FB;--indigo:#4F46E5;--grad:linear-gradient(135deg,#6366F1 0%,#7C3AED 55%,#14B8A6 100%);color-scheme:light}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--indigo)}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;width:min(900px,100%);margin:0 auto;padding:22px 20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
.brand img{width:34px;height:34px}
.brand span{color:var(--indigo)}
.wrap{width:min(900px,100%);margin:0 auto;padding:12px 20px 80px}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:clamp(22px,4vw,44px);box-shadow:0 1px 2px rgba(10,15,44,.06),0 18px 40px -18px rgba(10,15,44,.22)}
h1,h2,h3{font-family:"Bricolage Grotesque","Inter",system-ui,sans-serif;color:var(--ink);letter-spacing:-.02em;line-height:1.1;text-wrap:balance}
h1{font-size:clamp(32px,5vw,48px);margin:0 0 12px}
h2{font-size:22px;margin:34px 0 8px}
p,li{max-width:68ch}
.muted{color:var(--muted)}
.foot{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;color:var(--muted);font-size:14px;padding:30px 20px 50px}
.foot a{color:var(--muted);text-decoration:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 17px/1 "Inter",system-ui,sans-serif;padding:18px 26px;border-radius:14px;text-decoration:none;border:0;cursor:pointer}
.btn-main{background:var(--grad);color:#fff;box-shadow:0 12px 30px -10px rgba(79,70,229,.7)}
.btn-line{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn:focus-visible{outline:3px solid #14B8A6;outline-offset:3px}