/* General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
}

.container-fluid {
    height: 100vh;
}

.row {
    height: 100%;
}

/* Sidebar */
.sidebar {
    background-color: #f8f9fa;
    border-right: 1px solid #dee2e6;
    padding: 20px;
    overflow-y: auto;
    max-height: 100vh;
}

.sidebar-header {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #007bff;
}

.sidebar-header h5 {
    color: #333;
    font-weight: 600;
}

.ruangan-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ruangan-item {
    padding: 10px 15px;
    background-color: white;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    color: #6c757d;
    font-size: 0.95rem;
}

.ruangan-item:hover {
    background-color: #e7f3ff;
    border-color: #007bff;
    color: #007bff;
}

.ruangan-item.active {
    background-color: #007bff;
    border-color: #007bff;
    color: white;
    font-weight: 600;
}

/* Main Content */
.main-content {
    background-color: white;
    padding: 30px;
    overflow-y: auto;
    max-height: 100vh;
}

.header {
    margin-bottom: 30px;
}

.header h2 {
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
}

.header .text-muted {
    color: #6c757d;
}

.search-box input {
    border: 1px solid #dee2e6;
    border-radius: 20px;
    padding: 10px 20px;
    font-size: 0.95rem;
}

.search-box input:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Billing Table */
.billing-table-container {
    overflow-x: auto;
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
    color: #333;
    padding: 15px;
}

.table tbody td {
    padding: 15px;
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

/* Billing Sign Badge */
.billing-sign-badge {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-block;
}

.billing-sign-badge.created {
    background-color: #dc3545;
}

.billing-sign-badge.kuning {
    background-color: #ffc107;
}

.billing-sign-badge.hijau {
    background-color: #28a745;
}

.billing-sign-badge.merah {
    background-color: #dc3545;
}

/* Modal Styles */
.modal-content {
    border-radius: 8px;
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
    background-color: #f8f9fa;
}

.modal-header .modal-title {
    font-weight: 600;
    color: #333;
}

.modal-body h6 {
    font-weight: 600;
    color: #6c757d;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.modal-body .form-control {
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 10px 12px;
}

.modal-body .form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.modal-body .form-select {
    border: 1px solid #dee2e6;
    border-radius: 4px;
}

.modal-body .form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Code List */
.code-badge {
    display: inline-block;
    background-color: #e7f3ff;
    border: 1px solid #007bff;
    border-radius: 20px;
    padding: 6px 12px;
    margin-right: 8px;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: #007bff;
}

.code-badge .remove-btn {
    margin-left: 8px;
    cursor: pointer;
    font-weight: bold;
}

/* Buttons */
.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
    border-radius: 4px;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.btn-success {
    background-color: #28a745;
    border-color: #28a745;
    border-radius: 4px;
}

.btn-success:hover {
    background-color: #218838;
    border-color: #218838;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 0.85rem;
}

/* Alerts */
.alert {
    border-radius: 4px;
    border: none;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 15px;
    }

    .header h2 {
        font-size: 1.5rem;
    }

    .table thead {
        display: none;
    }

    .table tbody tr {
        display: block;
        margin-bottom: 15px;
        border: 1px solid #dee2e6;
        border-radius: 4px;
    }

    .table tbody td {
        display: block;
        text-align: right;
        padding-left: 50%;
        position: relative;
    }

    .table tbody td:before {
        content: attr(data-label);
        position: absolute;
        left: 15px;
        font-weight: 600;
        color: #6c757d;
    }
}