:root{--bg:#080a14;--card:#121628;--text:#e6ecff;--muted:#9aa6c4;--cyan:#00f0ff;--pink:#ff0080}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 16px 64px}
header{display:flex;align-items:center;gap:16px;margin-bottom:28px}
header img{width:72px;height:72px;border-radius:18px}
h1{margin:0;font-size:30px;color:var(--cyan);letter-spacing:1px}
h2{color:var(--cyan);margin:36px 0 8px;font-size:22px}
h3{color:var(--pink);margin:22px 0 4px;font-size:17px}
a{color:var(--cyan)}
.muted{color:var(--muted)}
.card{background:var(--card);border:1px solid #23304f;border-radius:14px;padding:20px 22px;margin:18px 0}
nav a{margin-right:16px}
hr{border:0;border-top:1px solid #23304f;margin:40px 0}