* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { text-decoration: none; color: #1a5fb4; transition: color 0.3s ease; }
        a:hover { color: #e95420; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
        header { background: #2d2d2d; color: #fff; box-shadow: 0 4px 12px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 1000; }
        .header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; }
        .logo a { font-size: 2.2rem; font-weight: 800; color: #fff; display: flex; align-items: center; gap: 10px; }
        .logo .highlight { color: #e95420; }
        .desktop-nav ul { display: flex; list-style: none; gap: 30px; }
        .desktop-nav a { color: #ddd; font-weight: 600; padding: 8px 5px; border-bottom: 2px solid transparent; }
        .desktop-nav a:hover, .desktop-nav a.active { color: #fff; border-bottom-color: #e95420; }
        .mobile-toggle { display: none; font-size: 1.8rem; background: none; border: none; color: #fff; cursor: pointer; }
        .mobile-nav { display: none; background: #3a3a3a; padding: 20px; }
        .mobile-nav.active { display: block; }
        .mobile-nav ul { list-style: none; }
        .mobile-nav li { margin-bottom: 15px; }
        .mobile-nav a { color: #ddd; display: block; padding: 10px; border-left: 3px solid transparent; }
        .mobile-nav a:hover { color: #fff; border-left-color: #e95420; background: #444; }
        .breadcrumb { background: #f0f0f0; padding: 12px 20px; font-size: 0.9rem; border-bottom: 1px solid #ddd; }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #e95420; }
        .breadcrumb span { color: #888; }
        main { flex: 1; padding: 30px 0; }
        .content-wrapper { display: grid; grid-template-columns: 1fr 300px; gap: 40px; }
        @media (max-width: 992px) { .content-wrapper { grid-template-columns: 1fr; } }
        article { background: #fff; border-radius: 12px; padding: 40px; box-shadow: 0 6px 20px rgba(0,0,0,0.08); }
        .article-header { margin-bottom: 30px; border-bottom: 2px solid #f0f0f0; padding-bottom: 20px; }
        .article-header h1 { font-size: 2.8rem; color: #2d2d2d; line-height: 1.2; margin-bottom: 15px; }
        .meta { display: flex; gap: 20px; color: #777; font-size: 0.95rem; }
        .meta span { display: flex; align-items: center; gap: 5px; }
        .content-section { margin-bottom: 40px; }
        .content-section h2 { font-size: 2rem; color: #1a5fb4; margin: 25px 0 15px; padding-bottom: 10px; border-bottom: 1px dashed #ccc; }
        .content-section h3 { font-size: 1.6rem; color: #333; margin: 20px 0 10px; }
        .content-section p { margin-bottom: 20px; text-align: justify; }
        .content-section strong { color: #e95420; font-weight: 700; }
        .content-section em { color: #555; }
        .highlight-box { background: #f9f9ff; border-left: 5px solid #1a5fb4; padding: 20px; margin: 25px 0; border-radius: 0 8px 8px 0; }
        .quote { font-style: italic; color: #555; border-left: 4px solid #e95420; padding-left: 20px; margin: 25px 0; }
        .img-wrapper { margin: 30px auto; text-align: center; max-width: 800px; }
        .img-wrapper img { border-radius: 10px; box-shadow: 0 8px 16px rgba(0,0,0,0.1); transition: transform 0.5s ease; }
        .img-wrapper img:hover { transform: scale(1.02); }
        .img-caption { font-size: 0.9rem; color: #666; margin-top: 10px; font-style: italic; }
        ul.feature-list, ol { margin-left: 25px; margin-bottom: 20px; }
        li { margin-bottom: 10px; }
        .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin: 30px 0; }
        .stat-card { background: linear-gradient(135deg, #1a5fb4, #2d7bd4); color: white; padding: 25px; border-radius: 10px; text-align: center; box-shadow: 0 6px 12px rgba(26,95,180,0.2); }
        .stat-card .number { font-size: 3rem; font-weight: 800; display: block; line-height: 1; }
        .stat-card .label { font-size: 1.1rem; margin-top: 10px; }
        aside { background: #fff; border-radius: 12px; padding: 25px; box-shadow: 0 6px 20px rgba(0,0,0,0.08); align-self: start; position: sticky; top: 120px; }
        .sidebar-widget { margin-bottom: 30px; }
        .sidebar-widget h3 { font-size: 1.4rem; color: #2d2d2d; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid #f0f0f0; }
        .search-form { display: flex; }
        .search-form input { flex: 1; padding: 12px 15px; border: 2px solid #ddd; border-radius: 8px 0 0 8px; font-size: 1rem; }
        .search-form button { background: #e95420; color: white; border: none; padding: 0 20px; border-radius: 0 8px 8px 0; cursor: pointer; font-size: 1.1rem; transition: background 0.3s; }
        .search-form button:hover { background: #c34113; }
        .rating-widget { text-align: center; }
        .stars { display: flex; justify-content: center; gap: 5px; margin: 15px 0; font-size: 1.8rem; color: #ffc107; }
        .stars a { color: #ddd; transition: color 0.2s; }
        .stars a:hover { color: #ffc107; }
        .rating-form textarea { width: 100%; padding: 12px; border: 2px solid #ddd; border-radius: 8px; margin: 15px 0 10px; font-family: inherit; resize: vertical; min-height: 100px; }
        .rating-form button { background: #1a5fb4; color: white; border: none; padding: 12px 25px; border-radius: 8px; cursor: pointer; font-weight: 600; width: 100%; transition: background 0.3s; }
        .rating-form button:hover { background: #0d4a9c; }
        .comment { border-bottom: 1px solid #eee; padding: 15px 0; }
        .comment:last-child { border-bottom: none; }
        .comment-author { font-weight: 700; color: #1a5fb4; }
        .comment-date { color: #888; font-size: 0.9rem; margin-left: 10px; }
        .comment-text { margin-top: 8px; }
        .footer-links { background: #2d2d2d; padding: 40px 20px; margin-top: 50px; }
        .web-link-container { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
        .web-link { background: #3a3a3a; padding: 20px; border-radius: 8px; transition: transform 0.3s ease, background 0.3s; }
        .web-link:hover { background: #444; transform: translateY(-5px); }
        .web-link a { color: #ddd; font-size: 1.1rem; display: block; }
        .web-link a:hover { color: #fff; }
        footer { background: #1a1a1a; color: #bbb; text-align: center; padding: 30px 20px; }
        .copyright { margin-top: 20px; font-size: 0.9rem; color: #888; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            .article-header h1 { font-size: 2.2rem; }
            article { padding: 25px; }
            .content-wrapper { gap: 30px; }
            .stats-grid { grid-template-columns: 1fr; }
            .footer-links { padding: 30px 15px; }
        }