body { font-family: sans-serif; margin: 0; padding: 0; background: #f5f5f5; }
.container { max-width: 900px; margin: 60px auto; padding: 20px; }
h1 { color: #333; text-align: center; }
.subtitle { text-align: center; color: #888; margin-top: -10px; }
.card-grid { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 30px; }
.card { display: flex; flex-direction: column; align-items: center; padding: 30px 40px; background: white; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.08); text-decoration: none; color: #333; min-width: 200px; transition: box-shadow 0.2s; }
.card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.card-icon { font-size: 40px; }
.card-title { margin-top: 10px; font-size: 18px; font-weight: bold; }
.card-desc { margin-top: 6px; color: #888; font-size: 14px; }
.header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.back-btn { color: #0066cc; text-decoration: none; }
.links-table { width: 100%; border-collapse: collapse; background: white; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.links-table th { background: #333; color: white; padding: 12px 16px; text-align: left; }
.links-table td { padding: 10px 16px; border-bottom: 1px solid #eee; }
.links-table tr:last-child td { border-bottom: none; }
.links-table a { color: #0066cc; text-decoration: none; }
.links-table a:hover { text-decoration: underline; }
.empty { text-align: center; padding: 40px; color: #888; }