/* External CSS Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Georgia', serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }
        .advertisement {
            place-items: center;
            text-align: center;
            font-size: 18px;
            font-weight: bold;
            color: #7f8c8d;
            padding: 40px 20px;
            margin: 30px 0;
            background: #fdfdfd;
            border-radius: 8px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        .header {
            background: #fff;
            padding: 8px 0;
            margin-bottom: 30px;
            text-align: left;
            width: 100vw;
            margin-left: calc(-50vw + 50%);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .logo-placeholder {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            padding: 11px 0 15px 60px;
        }

        .logo-container {
            display: flex;
            align-items: center;
            gap: 25px;
            position: relative;
            border-radius: 10px;
        }

        .logo-image {
            width: 70px;
            height: 70px;
            object-fit: contain;
            filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
            border-radius: 10px;
        }

        .logo-text {
            color: #2c3e50;
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 4px;
            text-transform: uppercase;
            font-family: 'Helvetica Neue', Arial, sans-serif;
            position: relative;
        }

        .logo-text::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, #2c3e50, transparent);
            border-radius: 1px;
        }

        /* Main Content */
        .main-content {
            display: grid;
            gap: 40px;
        }

        /* Article Styles */
        .main-article {
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .article-header {
            padding: 30px;
            border-bottom: 1px solid #eee;
        }

        .category {
            display: inline-block;
            background: #e74c3c;
            color: #fff;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 15px;
        }

        .article-title {
            font-size: 36px;
            line-height: 1.3;
            margin-bottom: 15px;
            color: #2c3e50;
            font-weight: bold;
        }

        .article-meta {
            color: #7f8c8d;
            font-size: 14px;
        }

        .article-meta .date {
            margin-right: 20px;
        }

        .featured-image {
            width: 100%;
            height: auto;
            overflow: hidden;
            text-align: center;
        }

        .featured-image img {
            width: 100%;
            max-width: 800px;
            height: auto;
            object-fit: contain;
            border-radius: 8px;
        }

        .article-content {
            padding: 30px;
        }

        .article-content p {
            margin-bottom: 20px;
            font-size: 18px;
            line-height: 1.8;
            text-align: justify;
        }

        .image-placeholder {
            margin: 30px 0;
            text-align: center;
        }

        .image-placeholder img {
            width: 100%;
            max-width: 600px;
            height: 300px;
            object-fit: cover;
            border-radius: 8px;
            border: 2px solid #ddd;
        }

        .image-caption {
            font-size: 14px;
            color: #7f8c8d;
            font-style: italic;
            margin-top: 10px;
        }

        /* Download Section */
        .download-section {
            text-align: center;
            margin: 40px 0;
            padding: 30px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 12px;
        }

        .download-btn {
            background: #fff;
            color: #667eea;
            border: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }

        .download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        .download-btn span {
            margin-right: 10px;
            font-size: 18px;
        }

        /* Related Posts */
        .related-posts {
            background: #fff;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .related-posts h2 {
            color: #2c3e50;
            margin-bottom: 25px;
            font-size: 28px;
            border-bottom: 3px solid #3498db;
            padding-bottom: 10px;
        }

        .related-grid {
            display: grid;
            gap: 25px;
        }

        .related-item {
            display: flex;
            gap: 20px;
            padding: 20px;
            border: 1px solid #eee;
            border-radius: 12px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .related-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            border-color: #3498db;
        }

        .related-image {
            flex-shrink: 0;
            width: 150px;
            height: 100px;
            border-radius: 8px;
            overflow: hidden;
            border: 2px solid #ddd;
        }

        .related-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .related-content {
            flex: 1;
        }

        .related-category {
            display: inline-block;
            background: #3498db;
            color: #fff;
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 10px;
            font-weight: bold;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .related-item h3 {
            color: #2c3e50;
            margin-bottom: 8px;
            font-size: 16px;
            line-height: 1.4;
        }

        .related-excerpt {
            color: #7f8c8d;
            font-size: 14px;
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .related-date {
            color: #95a5a6;
            font-size: 12px;
        }

        /* Comments Section */
        .comments-section {
            background: #fff;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .comments-section h2 {
            color: #2c3e50;
            margin-bottom: 25px;
            font-size: 28px;
            border-bottom: 3px solid #27ae60;
            padding-bottom: 10px;
        }

        .comment-form {
            margin-bottom: 30px;
        }

        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 16px;
            font-family: inherit;
            resize: vertical;
            margin-bottom: 15px;
            transition: border-color 0.3s ease;
        }

        .comment-form textarea:focus {
            outline: none;
            border-color: #27ae60;
        }

        .submit-comment {
            background: #27ae60;
            color: #fff;
            border: none;
            padding: 12px 25px;
            border-radius: 25px;
            font-size: 14px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .submit-comment:hover {
            background: #229954;
            transform: translateY(-2px);
        }

        .comments-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .comment {
            display: flex;
            gap: 15px;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 12px;
            border-left: 4px solid #27ae60;
        }

        .comment-avatar {
            flex-shrink: 0;
        }

        .comment-avatar img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            border: 2px solid #ddd;
        }

        .comment-content {
            flex: 1;
        }

        .comment-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .comment-author {
            font-weight: bold;
            color: #2c3e50;
        }

        .comment-date {
            color: #95a5a6;
            font-size: 14px;
        }

        .comment p {
            color: #555;
            line-height: 1.6;
        }

        /* Mobile Responsive */
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }

            .logo-placeholder span {
                font-size: 18px;
                letter-spacing: 1px;
            }

            .article-title {
                font-size: 28px;
            }

            .article-content {
                padding: 20px;
            }

            .article-content p {
                font-size: 16px;
            }

            .related-item {
                flex-direction: column;
                text-align: center;
            }

            .related-image {
                width: 100%;
                height: 200px;
            }

            .comment {
                flex-direction: column;
                text-align: center;
            }

            .comment-header {
                justify-content: center;
                gap: 15px;
            }
        }

        @media (max-width: 480px) {
            .header {
                padding: 15px 0;
            }

            .logo-placeholder {
                padding: 10px 20px;
            }

            .logo-placeholder span {
                font-size: 16px;
            }

            .article-title {
                font-size: 24px;
            }

            .article-header,
            .article-content,
            .related-posts,
            .comments-section {
                padding: 20px 15px;
            }

            .related-posts h2,
            .comments-section h2 {
                font-size: 24px;
            }

            .featured-image img {
                max-width: 100%;
            }
        }

        /* Large Desktop */
        @media (min-width: 1200px) {
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* Tablet */
        @media (min-width: 769px) and (max-width: 1199px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Footer Styles */
        .footer {
            background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
            color: #ecf0f1;
            margin-top: 60px;
            padding: 50px 0 20px 0;
            box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-section h3 {
            color: #3498db;
            font-size: 18px;
            margin-bottom: 20px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            border-bottom: 2px solid #3498db;
            padding-bottom: 8px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
        }

        .footer-logo-img {
            width: 50px;
            height: 50px;
            object-fit: contain;
            filter: brightness(0) invert(1);
        }

        .footer-logo-text {
            color: #ecf0f1;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .footer-description {
            color: #bdc3c7;
            line-height: 1.6;
            font-size: 14px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: color 0.3s ease;
            font-size: 14px;
        }

        .footer-links a:hover {
            color: #3498db;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
        }

        .social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: #3498db;
            color: #fff;
            border-radius: 50%;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 16px;
        }

        .social-link:hover {
            background: #2980b9;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
        }

        .contact-info p {
            color: #bdc3c7;
            margin-bottom: 10px;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .contact-info i {
            color: #3498db;
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid #34495e;
            padding-top: 20px;
        }

        .footer-bottom-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-bottom p {
            color: #95a5a6;
            font-size: 14px;
        }

        .footer-bottom-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            color: #95a5a6;
            text-decoration: none;
            font-size: 12px;
            transition: color 0.3s ease;
        }

        .footer-bottom-links a:hover {
            color: #3498db;
        }

        /* Footer Responsive */
        @media (max-width: 768px) {
            .footer {
                padding: 40px 0 20px 0;
                margin-top: 40px;
            }

            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom-content {
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom-links {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .footer {
                padding: 30px 0 15px 0;
            }

            .footer-content {
                gap: 25px;
            }

            .footer-section h3 {
                font-size: 16px;
            }

            .social-links {
                gap: 12px;
            }

            .social-link {
                width: 35px;
                height: 35px;
                font-size: 14px;
            }

            .footer-bottom-links {
                gap: 15px;
            }
        }