body{color:#e5e7eb;background:#0f172a;margin:0;font-family:system-ui,-apple-system,sans-serif}main{max-width:840px;margin:auto;padding:20px}h1{margin-bottom:4px}.muted,small{color:#94a3b8}input{color:#fff;background:#111827;border:1px solid #334155;border-radius:12px;width:100%;padding:12px}.cards{grid-template-columns:repeat(4,1fr);gap:8px;margin:16px 0;display:grid}.cards b,article{background:#111827;border:1px solid #334155;border-radius:16px;padding:14px}article{margin:10px 0}.private{color:#fbbf24}@media (width<=600px){.cards{grid-template-columns:repeat(2,1fr)}}