:root{--bg:#0b1020;--card:#141b2e;--text:#e8ecf4;--dim:#9aa4b8;--accent:#22d38f;--cyan:#38bdf8;--border:#232c44}
@media (prefers-color-scheme: light){:root:not([data-theme="dark"]){--bg:#f5f7fb;--card:#fff;--text:#0f172a;--dim:#5b6475;--accent:#0f9d63;--cyan:#0284c7;--border:#e2e8f0}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -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:14px;margin-bottom:8px}
.logo{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#0f2a24,#0b1020);display:grid;place-items:center;border:1px solid var(--border)}
.logo svg{width:30px;height:30px}h1{font-size:30px;margin:0}
.tag{color:var(--dim);margin:0 0 28px}
nav{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}nav a{color:var(--cyan);text-decoration:none;font-weight:600}
section{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:20px 22px;margin-bottom:16px}
h2{font-size:20px;margin:0 0 10px}h3{font-size:16px;margin:18px 0 4px}p{margin:6px 0}
a{color:var(--cyan)}.mail{display:inline-block;margin-top:6px;padding:10px 16px;border-radius:12px;background:var(--accent);color:#04140d;font-weight:700;text-decoration:none}
footer{color:var(--dim);font-size:14px;text-align:center;margin-top:28px}ul{padding-left:20px;margin:6px 0}