<style>
    body {
        background-color: #faf9f8; /* Fluent UI background */
        font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
        margin: 0;
        display: flex;
        color: #323130;
        line-height: 1.4;
    }
    
    .filter-container {
        background-color: #f3f2f1; /* Fluent UI neutral background */
        color: #323130;
        width: 320px;
        min-width: 320px;
        height: 100vh;
        position: fixed;
        top: 0;
        left: 0;
        overflow-y: auto;
        padding: 24px;
        border-right: 1px solid #edebe9;
        box-shadow: none;
    }
    
    .filter-card {
        background-color: transparent;
        border: none;
        box-shadow: none;
        border-radius: 0;
    }
    
    .filter-card .card-header {
        background-color: #ffffff;
        color: #323130;
        border: 1px solid #edebe9;
        border-radius: 2px;
        padding: 16px 20px;
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 16px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
    }
    
    .filter-card .card-body {
        padding: 0;
    }
    
    .search-container {
        margin-left: 320px;
        flex-grow: 1;
        padding: 24px;
        background-color: #ffffff;
    }
    
    .results-card {
        border-radius: 2px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
        border: 1px solid #edebe9;
        background-color: #ffffff;
    }
    
    .results-card .card-header {
        background-color: #ffffff;
        color: #323130;
        border-bottom: 1px solid #edebe9;
        border-radius: 2px 2px 0 0;
        padding: 16px 20px;
        font-size: 18px;
        font-weight: 600;
    }
    
    .btn-search, .btn-export {
        background-color: #0078d4; /* Microsoft Blue */
        border: none;
        padding: 8px 16px;
        font-weight: 400;
        transition: all 0.1s ease-in-out;
        color: white;
        border-radius: 2px;
        font-size: 14px;
        min-width: 96px;
        height: 32px;
        cursor: pointer;
        font-family: 'Segoe UI', sans-serif;
    }
    
    .btn-search:hover, .btn-export:hover {
        background-color: #106ebe;
        transform: none;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.14);
    }
    
    .btn-search:active, .btn-export:active {
        background-color: #005a9e;
        transform: scale(0.98);
    }
    
    .btn-export {
        background-color: #107c10; /* Microsoft Green */
    }
    
    .btn-export:hover {
        background-color: #0e6e0e;
    }
    
    .btn-export:active {
        background-color: #0c5e0c;
    }
    
    .form-control, .form-select {
        border-radius: 2px;
        padding: 8px 12px;
        border: 1px solid #605e5c;
        transition: border-color 0.1s ease-in-out;
        font-size: 14px;
        background-color: #ffffff;
        color: #323130;
        height: 32px;
    }
    
    .form-control:focus, .form-select:focus {
        border-color: #0078d4;
        box-shadow: 0 0 0 1px #0078d4;
        outline: none;
    }
    
    .form-control:hover, .form-select:hover {
        border-color: #323130;
    }
    
    .mb-3, .mb-4 {
        margin-bottom: 16px !important;
    }
    
    label.form-label {
        font-size: 14px;
        color: #323130;
        font-weight: 600;
        margin-bottom: 4px;
        display: block;
    }
    
    .table-responsive {
        border-radius: 2px;
        overflow: hidden;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
        border: 1px solid #edebe9;
        background-color: #ffffff;
    }
    
    .table thead {
        background-color: #f3f2f1;
        color: #323130;
    }
    
    .table th {
        border: none;
        padding: 12px 16px;
        font-weight: 600;
        font-size: 14px;
        border-bottom: 1px solid #edebe9;
        text-align: left;
    }
    
    .table td {
        vertical-align: middle;
        padding: 12px 16px;
        border-top: 1px solid #edebe9;
        font-size: 14px;
        color: #323130;
    }
    
    .table-striped tbody tr:nth-of-type(odd) {
        background-color: #faf9f8;
    }
    
    .table tbody tr:hover {
        background-color: #f3f2f1;
    }
    
    .badge {
        font-size: 12px;
        padding: 4px 8px;
        border-radius: 2px;
        font-weight: 400;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .badge.bg-success { 
        background-color: #107c10 !important;
        color: #ffffff !important;
    }
    
    .badge.bg-danger { 
        background-color: #d13438 !important;
        color: #ffffff !important;
    }
    
    .badge.bg-warning { 
        background-color: #ffb900 !important;
        color: #323130 !important;
    }
    
    .loading-spinner {
        display: none;
        text-align: center;
        padding: 24px 0;
        color: #605e5c;
    }
    
    .no-results, .error-message {
        padding: 24px;
        text-align: center;
        color: #605e5c;
        font-size: 14px;
    }
    
    .error-message {
        color: #d13438;
        font-weight: 400;
    }
    
    /* Microsoft Fluent UI scrollbar */
    ::-webkit-scrollbar {
        width: 12px;
        height: 12px;
    }
    
    ::-webkit-scrollbar-track {
        background: #f3f2f1;
    }
    
    ::-webkit-scrollbar-thumb {
        background: #c8c6c4;
        border-radius: 6px;
        border: 2px solid #f3f2f1;
    }
    
    ::-webkit-scrollbar-thumb:hover {
        background: #a19f9d;
    }
    
    ::-webkit-scrollbar-thumb:active {
        background: #605e5c;
    }
    
    /* Additional Microsoft-style elements */
    .card-title {
        font-size: 20px;
        font-weight: 600;
        color: #323130;
        margin-bottom: 8px;
    }
    
    .text-muted {
        color: #605e5c !important;
    }
    
    /* Focus indicators for accessibility */
    .btn-search:focus, .btn-export:focus {
        outline: 2px solid #323130;
        outline-offset: 2px;
    }
    
    .form-control:focus, .form-select:focus {
        outline: 2px solid #0078d4;
        outline-offset: 1px;
    }
    
    /* Subtle animations */
    .results-card {
        transition: box-shadow 0.2s ease-in-out;
    }
    
    .results-card:hover {
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.14), 0 4px 8px rgba(0, 0, 0, 0.08);
    }
    
    /* Microsoft-style dividers */
    .divider {
        height: 1px;
        background-color: #edebe9;
        margin: 16px 0;
    }
    
    /* Status indicators */
    .status-online {
        color: #107c10;
    }
    
    .status-offline {
        color: #d13438;
    }
    
    .status-pending {
        color: #ffb900;
    }
</style>
