:root{--bg1:#02030a;--bg2:#0a1238;--bg3:#1b1048;--text:#dde4ff;--muted:#9aa3c7;--accent:#7cf5d3;--card:rgba(255,255,255,.05);--line:rgba(255,255,255,.1)}
*{box-sizing:border-box}
html{background:var(--bg1)}
body{margin:0;min-height:100vh;color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",sans-serif;
  background:linear-gradient(135deg,var(--bg1),var(--bg2) 55%,var(--bg3)) fixed}
main{max-width:720px;margin:0 auto;padding:56px 16px 80px}
header{display:flex;align-items:center;gap:14px;margin-bottom:28px}
header img{width:56px;height:56px;border-radius:13px}
h1{font-weight:300;font-size:30px;margin:0;color:#fff}
h2{font-weight:500;font-size:18px;margin:36px 0 8px;color:#fff}
h3{font-weight:500;font-size:15px;margin:22px 0 4px;color:#fff}
p,li{color:var(--text)}
.muted{color:var(--muted);font-size:14px}
a{color:var(--accent)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:16px 0}
nav{display:flex;gap:16px;flex-wrap:wrap;margin:-12px 0 28px;font-size:14px}
.lang{display:inline-flex;gap:6px;margin-left:auto}
.lang a{padding:4px 10px;border:1px solid var(--line);border-radius:99px;text-decoration:none;font-size:13px}
hr{border:0;border-top:1px solid var(--line);margin:48px 0}