:root{--bg:#0b0f19;--muted:#101523;--text:#eef2ff;--sub:#c7cbe6;--accent:#7c9cff;--card:#11182a;--maxw:840px;--radius:16px;}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Inter,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
.container{max-width:var(--maxw);margin:auto;padding:24px}
.article{background:var(--card);padding:28px;border-radius:var(--radius);box-shadow:0 10px 30px rgba(0,0,0,.25)}
h1,h2{line-height:1.2}
h1{font-size:clamp(28px,4vw,40px);margin:0 0 12px}
h2{font-size:clamp(20px,3vw,28px);margin-top:28px}
p{margin:12px 0}
.lead{color:var(--sub);font-size:1.05rem}
hr{border:none;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);margin:22px 0}
header.site{display:flex;justify-content:space-between;align-items:center;margin:0 0 18px}
a{color:var(--accent);text-decoration:none}
footer{color:var(--sub);font-size:.9rem;margin:28px 0 12px}