body{font-family:system-ui,Arial,sans-serif;margin:0;padding:0;line-height:1.6;background:#f9fafb;color:#111}
header{background:#1f2937;color:#fff;padding:1rem;text-align:center}
nav ul{list-style:none;display:flex;gap:1rem;justify-content:center;padding:0;margin:1rem 0}
a{color:#1d4ed8;text-decoration:none}
a:hover{text-decoration:underline}
section{padding:0 1rem 2rem}
footer{background:#e5e7eb;text-align:center;padding:1rem;font-size:.9rem}
.tag{background:#fef9c3;color:#b45309;padding:.1rem .4rem;border-radius:.25rem;font-size:.75rem}