:root{--bg:#0b1220;--fg:#e6eef9;--muted:#98a9c7;--accent:#00d1b2;--accent2:#4f46e5;--card:#071226;--border:#122032}
*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial; background:var(--bg);color:var(--fg);line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:28px}
header{position:sticky;top:0;background:linear-gradient(180deg,rgba(11,18,32,0.95),rgba(11,18,32,0.85));border-bottom:1px solid var(--border);z-index:30}
.header-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:grid;place-items:center;font-weight:900;color:#071226}
nav a{margin:0 10px;color:var(--muted);text-decoration:none;font-weight:600}
nav a:hover{color:var(--fg)}
.kicker{color:var(--accent);font-weight:700}
.hero{padding:48px 0}
h1{font-size:34px;margin:.2rem 0}
h2{font-size:20px;margin:.4rem 0;color:var(--fg)}
.lead{color:var(--muted);max-width:900px}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;margin:14px 0}
.grid{display:grid;gap:18px}
.two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.three{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#071226;font-weight:700;text-decoration:none}
.footer{border-top:1px solid var(--border);margin-top:36px;padding-top:18px;color:var(--muted);font-size:13px}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:8px}
.table{width:100%;border-collapse:collapse;margin-top:12px}
.table th,.table td{border:1px solid var(--border);padding:10px;text-align:left;background:#051021}
@media (max-width:720px){.header-row{flex-direction:column;align-items:flex-start;gap:12px}h1{font-size:26px}nav a{margin:6px 8px}}