body{font-family:Arial,sans-serif;max-width:1100px;margin:auto;padding:20px;background:#f7f9fc}
.card{background:white;border-radius:10px;padding:15px;margin:15px 0;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.slot{display:inline-block;margin:4px;padding:10px 14px;border-radius:6px;background:#2d6cdf;color:white;text-decoration:none}
.reserved{background:#999}
table{border-collapse:collapse;width:100%}th,td{border:1px solid #ddd;padding:8px}