* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Arial', 'Helvetica', sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        .article-header {
            background: linear-gradient(135deg, #223777 0%, #2a4a9e 100%);
            color: #ffffff;
            padding: 60px 30px;
            border-radius: 12px;
            margin-bottom: 40px;
            box-shadow: 0 8px 25px rgba(34, 55, 119, 0.15);
        }

        .article-header h1 {
            font-size: 2.5em;
            margin-bottom: 20px;
            font-weight: 700;
            line-height: 1.3;
        }

        .article-header .subtitle {
            font-size: 1.2em;
            opacity: 0.95;
            line-height: 1.6;
            max-width: 900px;
        }

        .meta-info {
            margin-top: 25px;
            font-size: 0.95em;
            opacity: 0.9;
        }

        .content-section {
            background: #ffffff;
            padding: 45px;
            margin-bottom: 35px;
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
        }

        .content-section h2 {
            color: #223777;
            font-size: 2em;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 3px solid #223777;
            font-weight: 700;
        }

        .content-section h3 {
            color: #223777;
            font-size: 1.5em;
            margin-top: 35px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .content-section p {
            margin-bottom: 20px;
            font-size: 1.05em;
            text-align: justify;
            color: #444;
        }

        .content-section ul {
            margin: 20px 0 20px 30px;
        }

        .content-section ul li {
            margin-bottom: 12px;
            font-size: 1.05em;
            color: #444;
            line-height: 1.7;
        }

        .highlight-box {
            background: #f0f4ff;
            border-left: 5px solid #223777;
            padding: 25px;
            margin: 30px 0;
            border-radius: 8px;
        }

        .highlight-box p {
            margin-bottom: 10px;
            font-size: 1.05em;
        }

        .image-gallery {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
            margin: 40px 0;
        }

        .image-item {
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .image-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 25px rgba(34, 55, 119, 0.2);
        }

        .image-item img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            display: block;
        }

        .image-caption {
            background: rgba(34, 55, 119, 0.95);
            color: #ffffff;
            padding: 15px;
            text-align: center;
            font-size: 0.95em;
            font-weight: 600;
        }

        .cta-section {
            background: linear-gradient(135deg, #223777 0%, #2a4a9e 100%);
            color: #ffffff;
            padding: 50px;
            border-radius: 12px;
            margin: 40px 0;
            text-align: center;
            box-shadow: 0 8px 25px rgba(34, 55, 119, 0.2);
        }

        .cta-section h2 {
            font-size: 2.2em;
            margin-bottom: 20px;
            color: #ffffff;
            border: none;
            padding: 0;
        }

        .cta-section p {
            font-size: 1.15em;
            margin-bottom: 35px;
            line-height: 1.7;
        }

        .contact-buttons {
            display: flex;
            justify-content: center;
            gap: 25px;
            flex-wrap: wrap;
            margin-top: 30px;
        }

        .contact-btn {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 18px 35px;
            background: #ffffff;
            color: #223777;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05em;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
        }

        .contact-btn:hover {
            background: #000000;
            color: #ffffff;
            transform: scale(1.05);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
        }

        .contact-btn svg {
            width: 24px;
            height: 24px;
        }

        .inline-cta {
            background: #e8f0ff;
            border: 2px solid #223777;
            border-radius: 10px;
            padding: 30px;
            margin: 35px 0;
            text-align: center;
        }

        .inline-cta h3 {
            color: #223777;
            margin-bottom: 15px;
            margin-top: 0;
        }

        .inline-cta p {
            margin-bottom: 20px;
            color: #000000;
        }

        .product-link {
            display: inline-block;
            color: #223777;
            text-decoration: none;
            font-weight: 700;
            border-bottom: 2px solid #223777;
            transition: all 0.3s ease;
        }

        .product-link:hover {
            color: #000000;
            border-bottom-color: #000000;
        }

        .testimonial-box {
            background: #fff8e1;
            border-left: 5px solid #ffc107;
            padding: 30px;
            margin: 30px 0;
            border-radius: 8px;
            font-style: italic;
        }

        .testimonial-box p {
            font-size: 1.1em;
            color: #000000;
            margin-bottom: 15px;
        }

        .testimonial-author {
            text-align: right;
            font-weight: 700;
            color: #223777;
            font-style: normal;
        }

        @media (max-width: 768px) {
            .container {
                padding: 15px;
            }

            .article-header {
                padding: 40px 20px;
            }

            .article-header h1 {
                font-size: 1.8em;
            }

            .article-header .subtitle {
                font-size: 1em;
            }

            .content-section {
                padding: 25px;
            }

            .content-section h2 {
                font-size: 1.6em;
            }

            .content-section h3 {
                font-size: 1.3em;
            }

            .image-gallery {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .image-item img {
                height: 250px;
            }

            .cta-section {
                padding: 35px 20px;
            }

            .cta-section h2 {
                font-size: 1.7em;
            }

            .contact-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .contact-btn {
                justify-content: center;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .image-gallery {
                grid-template-columns: repeat(2, 1fr);
            }
        }