.hero-bg {
background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.85)), url('images/kipotexnia-main-image.jpg');            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }
        .lang-btn {
            cursor: pointer;
            font-weight: bold;
            padding: 0.25rem 0.5rem;
            border-radius: 0.25rem;
            transition: all 0.2s;
        }
        .lang-btn.active {
            background-color: #047857; 
            color: white;
        }
        body {
            opacity: 0;
            transition: opacity 0.4s ease-out;
        }
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.5);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .modal.show {
            display: flex;
            opacity: 1;
        }
        .modal-content {
            margin: auto;
            background-color: #fff;
            position: relative;
            padding: 0;
            outline: 0;
            width: 90%;
            max-width: 800px;
            border-radius: 0.5rem;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
        }
        #lightbox {
            transition: opacity 0.3s ease;
            touch-action: none; 
        }
        #lightbox-img {
            cursor: grab;
        }
        #lightbox-img:active {
            cursor: grabbing;
        }
        .lightbox-nav-btn {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            width: 50px;
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.3s;
        }
        .lightbox-nav-btn:hover {
            background: rgba(255, 255, 255, 0.3);
        }