:root {
            --w-black: #000000;
            --w-red: #f44336;
            --w-teal: #009688;
            --w-orange: #ff9800;
            --w-blue: #2196F3;
            --w-blue-gray: #607D8B;
            --w-light: #f1f1f1;
            --w-dark: #333;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0px;
            color: var(--w-dark);
            line-height: 1.6;
            background-color: #f9f9f9;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
        }
        
        /* Error Message */
        #load-error {
            display: none;
            background: #ffebee;
            padding: 15px;
            margin-bottom: 20px;
            border-left: 4px solid var(--w-red);
        }
        
        .retry-link {
            color: var(--w-blue);
            font-weight: bold;
            text-decoration: none;
        }
        
        /* Table Styles padding: 20px; */
        .table-section {
            background-color: white;
            padding: 5px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin-bottom: 30px;
        }
        
        .controls {
            margin-bottom: 20px;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        #search {
            padding: 10px;
            flex-grow: 1;
            max-width: 400px;
            border: 2px solid var(--w-teal);
            border-radius: 4px;
        }
        
        #filter {
            padding: 10px;
            border: 2px solid var(--w-teal);
            border-radius: 4px;
            background-color: white;
        }
        
        #portfolioTable {
            width: 100%;
            border-collapse: collapse;
        }
        
        #portfolioTable th, #portfolioTable td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        
        #portfolioTable th {
            background-color: var(--w-blue-gray);
            color: white;
            position: sticky;
            top: 0;
        }
        
        #portfolioTable tr:hover {
            background-color: rgba(0,150,136,0.1);
        }
        
        .project-link {
            color: var(--w-teal);
            text-decoration: none;
            font-weight: normal;
            transition: color 0.3s;
        }
        
        .project-link:hover {
            color: var(--w-blue);
            text-decoration: underline;
        }
        
        .tech-tag-table {
            background-color: var(--w-teal);
            color: white;
            padding: 3px 8px;
            border-radius: 20px;
            font-size: 0.8em;
            margin: 2px;
            display: inline-block;
        }
        
        /* Card Grid Styles */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }
        
        .portfolio-item {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
        }
        
        .portfolio-item:hover {
            transform: translateY(-10px);
        }
        
        .portfolio-img {
            height: 200px;
            overflow: hidden;
        }
        
        .portfolio-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .portfolio-item:hover .portfolio-img img {
            transform: scale(1.1);
        }
        
        .portfolio-content {
            padding: 20px;
        }
        
        .portfolio-title {
            font-size: 1.5rem;
            margin: 0 0 10px;
            color: var(--w-black);
        }
        
        .portfolio-meta {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.9rem;
        }
        
        .portfolio-client {
            font-weight: bold;
            color: var(--w-blue);
        }
        
        .portfolio-country {
            color: var(--w-orange);
        }
        
        .portfolio-description {
            margin-bottom: 20px;
        }
        
        .portfolio-year {
            margin-bottom: 20px;
            color: var(--w-teal);
        }        
        
        .tech-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 15px;
        }
        
        .tech-tag {
            background-color: var(--w-orange);
            color: white;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
        }
        
        .btn {
            display: inline-block;
            padding: 10px 20px;
            background-color: var(--w-teal);
            color: white;
            text-decoration: none;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        
        .btn:hover {
            background-color: var(--w-red);
        }
        
        /* Highlight animation */
        @keyframes highlight {
            0% { box-shadow: 0 0 0 0 rgba(33, 150, 243, 0); }
            50% { box-shadow: 0 0 0 10px rgba(33, 150, 243, 0.3); }
            100% { box-shadow: 0 0 0 0 rgba(33, 150, 243, 0); }
        }
        
        .highlight-card {
            animation: highlight 1.5s ease;
        }
        
        /* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.8);
            z-index: 1000;
            overflow-y: auto;
        }
        
        .modal-content {
            background-color: white;
            margin: 50px auto;
            padding: 30px;
            max-width: 900px;
            border-radius: 8px;
            position: relative;
        }
        
        .close-modal {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 30px;
            color: var(--w-black);
            cursor: pointer;
            z-index: 10;
            background: white;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
        }
        
        .modal-header img {
            width: 100%;
            max-height: 400px;
            object-fit: cover;
            margin-bottom: 20px;
        }
        
        .modal-title {
            font-size: 2rem;
            color: var(--w-teal);
            margin-bottom: 10px;
        }
        
        .modal-subtitle {
            color: var(--w-blue);
            font-size: 1.2rem;
            margin-bottom: 20px;
        }
        
        .modal-section {
            margin-bottom: 30px;
        }
        
        .modal-section h3 {
            color: var(--w-black);
            border-bottom: 2px solid var(--w-light);
            padding-bottom: 5px;
        }
        
        .gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 15px;
            margin-top: 15px;
        }
        
        .gallery img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            border-radius: 4px;
            cursor: pointer;
            transition: transform 0.3s;
        }
        
        .gallery img:hover {
            transform: scale(1.05);
        }
        
        /* Lightbox styles */
        #imageLightbox {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.9);
            z-index: 2000;
            justify-content: center;
            align-items: center;
        }
        
        #lightboxImage {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
        }
        
        #closeLightbox {
            position: absolute;
            top: 20px;
            right: 20px;
            color: white;
            font-size: 30px;
            cursor: pointer;
        }
        
        /* Hidden class */
        .hidden {
            display: none !important;
        }