body{font-family:Arial;margin:0;background:#f5f5f5}
.container{max-width:1100px;margin:auto;padding:20px}
header{background:white;border-bottom:1px solid #ddd}
.site-title{font-size:30px;font-weight:bold}
nav a{margin-right:15px;text-decoration:none;font-weight:bold;color:#333}
.banner{background:#222;color:white;height:220px;display:flex;align-items:center;justify-content:center;border-radius:6px;margin-top:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:15px}
.card{background:white;padding:16px;border-radius:6px;border:1px solid #ddd;text-decoration:none;color:#222}
.show-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px;margin-top:20px}
.show-card{background:white;padding:18px;border-radius:6px;border:1px solid #ddd}
footer{margin-top:60px;padding:20px;text-align:center;background:white;border-top:1px solid #ddd}
.button{display:inline-block;margin-top:20px;padding:12px 20px;background:#e63946;color:white;text-decoration:none;border-radius:6px}