:root { --bg:#0b1220; --text:#e7e9ee; --muted:#aab1c5; --card:#151b2c; --accent:#6ea8fe; }
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Inter,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
.container{max-width:980px;margin:0 auto;padding:20px}
header{background:#0f172a;border-bottom:1px solid #1f2a44}
header h1{margin:0}
.muted{color:var(--muted)}
nav a{color:var(--text);opacity:.9;margin-right:12px;text-decoration:none}
nav a:hover{opacity:1;text-decoration:underline}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:20px 0}
.card{background:var(--card);padding:16px;border-radius:14px;border:1px solid #253457;margin:18px 0}
.link-list li{margin:8px 0}
footer{border-top:1px solid #1f2a44;color:var(--muted);text-align:center;padding:16px}
a{color:var(--accent)}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;background:var(--accent);color:#081028;text-decoration:none;border:0}