body { font-family: Arial, 'Noto Sans TC', sans-serif; margin: 0; background: #f8fafc; color: #0f172a; }
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }
.card { background: white; border: 1px solid #e2e8f0; border-radius: 18px; padding: 20px; box-shadow: 0 1px 2px rgba(0,0,0,.04); margin-bottom: 16px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
input, select, textarea { width: 100%; box-sizing: border-box; border: 1px solid #cbd5e1; border-radius: 12px; padding: 10px 12px; background: #fff; }
button, .btn { display:inline-block; border:0; border-radius:12px; padding:10px 14px; background:#0f172a; color:#fff; text-decoration:none; cursor:pointer; font-weight:700; }
.btn.secondary { background:#fff; color:#0f172a; border:1px solid #cbd5e1; }
.header { display:flex; justify-content:space-between; align-items:center; margin-bottom:20px; gap:16px; }
.nav a { margin-right:8px; }
.table { width:100%; border-collapse: collapse; background:#fff; }
.table th, .table td { border-top:1px solid #e2e8f0; padding:12px; text-align:left; }
.table th { background:#f1f5f9; }
.badge { display:inline-block; padding:4px 8px; border-radius:999px; background:#ecfdf5; color:#047857; font-size:12px; font-weight:700; }
.watermark:before { content: attr(data-watermark); position: fixed; inset: 0; display:flex; align-items:center; justify-content:center; font-size:48px; color:rgba(15,23,42,.08); transform:rotate(-25deg); pointer-events:none; z-index:9999; }
.protected { -webkit-user-select:none; user-select:none; }
@media (max-width: 800px) { .grid-2,.grid-3,.grid-4 { grid-template-columns:1fr; } .header { flex-direction:column; align-items:flex-start; } }