:root{--bg: #1f2937;--card: #374151;--accent: #3b82f6;--text: #f9fafb;--text-muted: #9ca3af}body{margin:0;padding:0;font-family:Segoe UI,Roboto,sans-serif;background-color:var(--bg);color:var(--text)}#root{max-width:900px;margin:2rem auto;padding:0 1rem}h1{text-align:center;font-size:2rem;margin-bottom:1.5rem;color:var(--accent)}section{margin-bottom:1.5rem}.cards{display:flex;flex-wrap:wrap;gap:1rem}.card{background-color:var(--card);border-radius:8px;box-shadow:0 2px 8px #0000004d;padding:1rem;flex:1 1 calc(50% - 1rem);min-width:250px}.card h2{margin-top:0;font-size:1.25rem;color:var(--accent)}.card p{margin:.5rem 0;color:var(--text)}.small{color:var(--text-muted);font-size:.9rem}