body { font-family: sans-serif; background: #f4f4f4; margin: 0; padding: 0; }
.login-container { width: 300px; margin: 100px auto; padding: 20px; background: white; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.app-container { max-width: 600px; margin: 0 auto; background: white; min-height: 100vh; box-shadow: 0 0 20px rgba(0,0,0,0.05); }
header { padding: 15px 20px; background: #333; color: white; display: flex; justify-content: space-between; align-items: center; }
.btn-link { background: none; border: none; color: #ddd; cursor: pointer; text-decoration: underline; }
.time-panel { padding: 30px; text-align: center; background: #eef; }
.clock-digits { font-size: 2em; font-weight: bold; margin-top: 10px; color: #333; }
.ip-info { margin-top: 10px; font-size: 0.9em; padding: 5px; border-radius: 4px; display: inline-block; }
.ip-info.allowed { background: #dfd; color: #050; }
.ip-info.blocked { background: #fdd; color: #500; }
.punch-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 20px; }
.btn-punch { padding: 20px; font-size: 1.2em; border: none; border-radius: 8px; cursor: pointer; color: white; opacity: 0.9; }
.btn-punch:disabled { background: #ccc !important; cursor: not-allowed; opacity: 0.5; }
.btn-punch.in { background: #28a745; }
.btn-punch.out { background: #dc3545; }
.btn-punch.break { background: #ffc107; color: #000; }
.history-panel { padding: 20px; border-top: 1px solid #eee; }
.history-panel ul { list-style: none; padding: 0; }
.history-panel li { padding: 10px; border-bottom: 1px solid #f0f0f0; display: flex; justify-content: space-between; }
.badge { padding: 3px 8px; border-radius: 4px; font-size: 0.8em; color: white; }
.badge.clock_in { background: #28a745; }
.badge.clock_out { background: #dc3545; }
.badge.break_start, .badge.break_end { background: #ffc107; color: #000; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; }
.form-group input { width: 100%; padding: 8px; box-sizing: border-box; }
.error { color: red; margin-bottom: 10px; }
/* Admin Table */
.admin-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.admin-table th, .admin-table td { border: 1px solid #ddd; padding: 8px; text-align: left; }
.btn-small { padding: 5px 10px; background: #007bff; color: white; text-decoration: none; border-radius: 4px; font-size: 0.9em; }