body { background-color: #f4f6f9; }
.card { border: none; box-shadow: 0 1px 4px rgba(0,0,0,0.08); border-radius: 10px; }
.stat-card { border-radius: 12px; color: #fff; padding: 20px; }
.stat-card h2 { font-weight: 700; margin: 0; }
.stat-card small { opacity: .85; }
.table thead th { background: #eef1f6; }
.att-grid td, .att-grid th { text-align: center; vertical-align: middle; padding: 4px; }
.att-cell select { font-size: 12px; padding: 2px; }
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg,#1e3c72,#2a5298); }
.login-card { width: 380px; }