body {
            font-family: 'Segoe UI', sans-serif;
            scroll-behavior: smooth;
        }

        header {
            background: url('Iqt.gif') center/cover no-repeat;
            color: white;
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
        }

        #preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background-color: #1a1a1a;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            z-index: 10000;
        }

        #preloader h1 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 20px;
            font-family: 'Georgia', serif;
            text-align: center;
        }

        .llano-loader {
            border: 10px solid #e0e0e0;
            border-top: 10px solid #6c3;
            border-radius: 50%;
            width: 70px;
            height: 70px;
            animation: spin 1.2s linear infinite;
        }

        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        section {
            padding: 60px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .video-thumbnail {
            position: relative;
            cursor: pointer;
        }

        .video-thumbnail img {
            width: 100%;
            border-radius: 10px;
        }


        .video-thumbnail .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 3rem;
            color: white;
            background: rgba(0, 0, 0, 0.6);
            border-radius: 50%;
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease, background 0.3s ease;
        }

        .video-thumbnail .play-btn:hover {
            transform: translate(-50%, -50%) scale(1.1);
            background: rgba(255, 255, 255, 0.2);
        }


        .video-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0, 0, 0, 0.9);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            display: none;
        }

        .video-modal video {
            width: 90%;
            max-width: 960px;
            border-radius: 10px;
        }

        .video-modal .close-btn {
            position: absolute;
            top: 20px;
            right: 30px;
            font-size: 2rem;
            color: white;
            cursor: pointer;
        }

        .gallery-wrapper {
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .gallery-carousel {
            overflow: hidden;
            width: 100%;
            position: relative;
        }

        .gallery-track {
            display: flex;
            flex-wrap: nowrap;
            transition: transform 0.5s ease;
        }

        .gallery-slide {
            flex: 0 0 100%;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }

        .gallery-item {
            width: calc(33.333% - 10px);
        }

        .gallery-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            border-radius: 10px;
            transition: transform 0.3s;
        }

        .gallery-item img:hover {
            transform: scale(1.05);
        }

        .gallery-controls {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-bottom: 20px;
        }

        .carousel-btn {
            background: #343a40;
            border: none;
            color: white;
            font-size: 1.5rem;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.3s ease;
            pointer-events: all;
        }


        .carousel-btn:hover {
            background: #495057;
        }

        .carousel-btn:disabled {
            opacity: 0.3;
            cursor: default;
        }

        .gallery-carousel {
            position: relative;
        }

        .carousel-btn.left {
            position: absolute;
            left: 10px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
        }

        .carousel-btn.right {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
        }

        .pagination-dots {
            display: flex;
            justify-content: center;
            margin-top: 20px;
            gap: 10px;
        }

        .pagination-dot {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: #dee2e6;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #333;
            cursor: pointer;
            transition: background 0.3s;
        }

        .pagination-dot.active {
            background-color: #343a40;
            color: white;
        }

        @media (max-width: 768px) {
            .gallery-item {
                width: calc(33.333% - 10px);
            }

            .gallery-item img {
                height: 150px;
            }

            .carousel-btn {
                width: 40px;
                height: 40px;
                font-size: 1.2rem;
            }

            .pagination-dot {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 576px) {
            .gallery-wrapper {
                gap: 10px;
            }

            .gallery-item {
                width: calc(33.333% - 10px);
            }

            .gallery-item img {
                height: 140px;
            }

            .carousel-btn {
                width: 35px;
                height: 35px;
                font-size: 1rem;
            }

            .pagination-dot {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
        }

                .video-thumbnail {
            position: relative;
        }
        .video-thumbnail .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            font-size: 3rem;
            color: white;
            transform: translate(-50%, -50%);
            pointer-events: none;
            text-shadow: 0 0 10px black;
        }
        .video-thumbnail video {
            object-fit: cover;
            height: 200px;
        }
        .pagination-dot {
            display: inline-block;
            padding: 5px 10px;
            margin: 0 2px;
            border-radius: 50%;
            background: #eee;
            cursor: pointer;
            font-size: 0.9rem;
        }
        .pagination-dot.active {
            background: #007bff;
            color: white;
        }
        .pagination-dot:hover {
            background: #ccc;
        }