:root {
            --vrim-blue: #0066ff;
            --vrim-dark: #121620;
            --vrim-gray: #2a2e35;
            --vrim-light: #ffffff;
            --vrim-electric-blue: #a0c4ff;
            --vrim-light-gradient: linear-gradient(135deg, #f0f8ff, #e0f7fa);
        }
        
        body {
            font-family: 'Roboto', sans-serif;
            background-color: var(--vrim-light-gray);
            color: var(--vrim-dark);
            overflow-x: hidden;
        }
        
        h1, h2, h3, h4, h5, h6 {
            font-family: 'Montserrat', sans-serif;
            font-weight: 600;
        }
        
        .navbar {
            background-color: var(--vrim-dark);
            padding: 0.8rem 1rem;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .navbar-brand {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 1.8rem;
            color: white;
        }
        
        .nav-link {
            font-weight: 500;
            color: rgba(255,255,255,0.85) !important;
            padding: 0.5rem 1rem;
            margin: 0 0.2rem;
            transition: all 0.3s ease;
        }
        
        .nav-link:hover {
            color: var(--vrim-blue) !important;
        }
        
        .nav-link.active {
            color: white !important;
            border-bottom: 3px solid var(--vrim-blue);
        }
        
        .secondary-menu {
            background-color: var(--vrim-gray);
            padding: 0.5rem 0;
        }
        
        .social-icon {
            color: rgba(255,255,255,0.7);
            margin: 0 0.5rem;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }
        
        .social-icon:hover {
            color: var(--vrim-blue);
            transform: translateY(-2px);
        }
        
        .hero-section {
            background: linear-gradient(135deg, var(--vrim-dark) 0%, var(--vrim-gray) 100%);
            color: white;
            padding: 6rem 0;
            position: relative;
            overflow: hidden;
        }
        
        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: url('data:image/svg+xml;base64,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');
            opacity: 0.05;
            z-index: 0;
        }
        
        .hero-content {
            position: relative;
            z-index: 2;
        }
        
        .hero-title {
            font-size: 4rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }
        
        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            font-weight: 300;
        }
        
        .carousel-item img {
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }
        
        .cta-btn {
            padding: 0.8rem 2rem;
            font-weight: 600;
            border-radius: 5px;
            text-transform: uppercase;
            letter-spacing: 1px;
            box-shadow: 0 5px 15px rgba(0,102,255,0.3);
            transition: all 0.3s ease;
        }
        
        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0,102,255,0.4);
        }
        
        .section {
            padding: 5rem 0;
        }
        
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 3rem;
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 50%;
            height: 4px;
            background-color: var(--vrim-blue);
            border-radius: 2px;
        }
        
        .card {
            border: none;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            transition: all 0.3s ease;
            margin-bottom: 2rem;
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .card-title {
            font-weight: 600;
            color: var(--vrim-dark);
        }
        
        .form-container {
            background: var(--vrim-light);
            border: 1px solid var(--vrim-electric-blue);
            border-radius: 1.5rem;
            box-shadow: 0 8px 16px rgba(0,102,255,0.15);
            padding: 2.5rem;
            animation: fadeInSlideUp 0.6s ease both;
        }
        
        .form-label {
            font-weight: 500;
            color: var(--vrim-dark);
        }
        
        .form-control,
        .form-select {
            border: 1px solid #c0c4cc;
            border-radius: 5px;
            padding: 0.75rem 1rem;
            font-size: 1rem;
            background-color: #fafbfc;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        
        .form-control:focus,
        .form-select:focus {
            border-color: #a0c4ff;
            box-shadow: 0 0 4px rgba(160,196,255,0.4);
        }
        
        .btn-vrim, .btn-outline-vrim {
            transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
        }
        
        .btn-vrim {
            background-color: var(--vrim-electric-blue);
            color: var(--vrim-light);
            border: 1px solid var(--vrim-electric-blue);
        }
        
        .btn-vrim:hover {
            background-color: var(--vrim-light);
            color: var(--vrim-electric-blue);
            box-shadow: 0 4px 12px var(--vrim-light-hover);
            transform: translateY(-2px);
        }
        
        .btn-outline-vrim {
            border: 1px solid var(--vrim-electric-blue);
            color: var(--vrim-electric-blue);
        }
        
        .btn-outline-vrim:hover {
            background-color: var(--vrim-electric-blue);
            color: var(--vrim-light);
            box-shadow: 0 4px 12px var(--vrim-light-hover);
        }
        
        .table-container {
            background-color: var(--vrim-light);
            border: 1px solid var(--vrim-electric-blue);
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            padding: 2rem;
            overflow-x: auto;
        }
        
        .table thead th {
            background: linear-gradient(
                90deg,
                #f0f0f0 0%,
                #e6f0ff 100%
            );
            color: #333333;
            border-bottom: 1px solid #d0d0d0;
            padding: 0.75rem 1rem;
        }
        
        .table-hover tbody tr {
            transition: background-color 0.3s ease, box-shadow 0.3s ease;
        }
        .table-hover tboy tr:hover {
            background-color: #f5f7fa;
            box-shadow: none;
        }
        
        .filter-container {
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            padding: 1.5rem;
            margin-bottom: 2rem;
        }
        
        .category-badge {
            background-color: rgba(0,102,255,0.1);
            color: var(--vrim-blue);
            font-weight: 500;
            padding: 0.4rem 0.8rem;
            border-radius: 5px;
            display: inline-block;
            font-size: 0.85rem;
        }
        
        .loading-spinner {
            display: inline-block;
            width: 2rem;
            height: 2rem;
            border-radius: 50%;
            border: 3px solid rgba(0,102,255,0.2);
            border-top-color: var(--vrim-blue);
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        .alert-vrim-success {
            background-color: rgba(40,167,69,0.1);
            color: #28a745;
            border: 1px solid rgba(40,167,69,0.2);
            border-radius: 5px;
            padding: 1rem;
        }
        
        .alert-vrim-error {
            background-color: rgba(220,53,69,0.1);
            color: #dc3545;
            border: 1px solid rgba(220,53,69,0.2);
            border-radius: 5px;
            padding: 1rem;
        }
        
        footer {
            background-color: var(--vrim-dark);
            color: white;
            padding: 3rem 0;
        }
        
        .footer-title {
            font-weight: 600;
            margin-bottom: 1.5rem;
            color: white;
        }
        
        .footer-link {
            color: rgba(255,255,255,0.7);
            transition: all 0.3s ease;
            display: block;
            margin-bottom: 0.5rem;
            text-decoration: none;
        }
        
        .footer-link:hover {
            color: var(--vrim-blue);
            transform: translateX(5px);
        }
        
        .product-img {
            height: 200px;
            object-fit: cover;
            border-radius: 10px 10px 0 0;
        }
        
        .page-container {
            min-height: calc(100vh - 150px);
        }
        
        /* Responsive adjustments */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 3rem;
            }
            
            .hero-section {
                padding: 4rem 0;
            }
        }
        
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            
            .section {
                padding: 3rem 0;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .form-container, .table-container {
                padding: 1.5rem;
            }
        }
        
        @media (max-width: 576px) {
            .hero-title {
                font-size: 2rem;
            }
            
            .hero-subtitle {
                font-size: 1.2rem;
            }
            
            .section-title {
                font-size: 1.8rem;
            }
            
            .cta-btn {
                width: 100%;
                margin-bottom: 1rem;
            }
        }
        
        /* Sticky side-tables */
        @media (min-width: 992px) {
            .side-table {
                position: sticky;
                top: 100px; /* adjust to your navbar height */
                max-height: calc(100vh - 120px);
                overflow-y: auto;
            }
        }
        
        /* Entry animation for form */
        @keyframes fadeInSlideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Pagination buttons */
        .pagination .page-link {
            border-radius: 50px;
            box-shadow: 0 2px 6px rgba(0,102,255,0.2);
            transition: background-color 0.3s ease, transform 0.2s ease;
        }
        .pagination .page-item.active .page-link,
        .pagination .page-link:hover {
            background-color: var(--vrim-electric-blue);
            color: #fff;
            transform: translateY(-2px);
        }