* { 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: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a { text-decoration: none; color: #1e6bb8; transition: color 0.3s ease; }
        a:hover { color: #e63946; }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        h1, h2, h3, h4 { color: #1d3557; margin-bottom: 1rem; font-weight: 700; line-height: 1.3; }
        h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); margin-top: 1.5rem; border-bottom: 3px solid #e63946; padding-bottom: 0.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin-top: 2.5rem; padding-left: 10px; border-left: 5px solid #457b9d; }
        h3 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 2rem; color: #457b9d; }
        h4 { font-size: 1.4rem; margin-top: 1.5rem; color: #1d3557; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        strong { font-weight: 700; color: #1d3557; }
        em { font-style: italic; }
        .lead { font-size: 1.3rem; color: #555; font-weight: 300; }
        .highlight { background-color: #fffacd; padding: 2px 5px; border-radius: 3px; }
        .last-update { font-size: 0.9rem; color: #666; text-align: right; margin-bottom: 1rem; font-style: italic; }
        header { background: linear-gradient(135deg, #1d3557 0%, #457b9d 100%); color: white; padding: 1rem 0; 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; }
        .my-logo a { font-size: 2.2rem; font-weight: 900; color: white; display: flex; align-items: center; }
        .my-logo i { color: #e63946; margin-right: 10px; }
        .logo-text { font-family: 'Arial Black', sans-serif; text-transform: uppercase; letter-spacing: 1px; }
        .logo-text span { color: #a8dadc; }
        .desktop-nav ul { display: flex; list-style: none; gap: 2rem; }
        .desktop-nav a { color: #f1faee; font-weight: 600; padding: 0.5rem 1rem; border-radius: 4px; }
        .desktop-nav a:hover { background-color: rgba(255,255,255,0.15); }
        .desktop-nav a i { margin-right: 8px; }
        .hamburger { display: none; font-size: 1.8rem; background: none; border: none; color: white; cursor: pointer; }
        .mobile-nav { display: none; background-color: #1d3557; position: absolute; top: 100%; left: 0; width: 100%; z-index: 999; }
        .mobile-nav.active { display: block; }
        .mobile-nav ul { list-style: none; padding: 1rem; }
        .mobile-nav li { margin-bottom: 1rem; }
        .mobile-nav a { color: #f1faee; display: block; padding: 0.8rem; border-bottom: 1px solid #457b9d; font-size: 1.1rem; }
        .breadcrumb { padding: 1rem 0; background-color: #edf2f7; font-size: 0.9rem; }
        .breadcrumb ol { display: flex; list-style: none; flex-wrap: wrap; }
        .breadcrumb li:not(:last-child)::after { content: '›'; margin: 0 10px; color: #888; }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #e63946; }
        main { display: grid; grid-template-columns: 1fr 300px; gap: 2.5rem; margin: 2rem 0; }
        @media (max-width: 992px) { main { grid-template-columns: 1fr; } }
        .article-content { background: white; padding: 2rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .intro { margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 2px dashed #a8dadc; }
        .featured-img { margin: 2rem 0; border-radius: 8px; overflow: hidden; box-shadow: 0 10px 20px rgba(0,0,0,0.1); position: relative; }
        .featured-img img { width: 100%; height: auto; }
        .img-caption { text-align: center; font-style: italic; color: #666; padding: 0.5rem; background: #f8f9fa; font-size: 0.9rem; }
        .sidebar { background: white; padding: 1.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); align-self: start; position: sticky; top: 120px; }
        .widget { margin-bottom: 2rem; }
        .widget h3 { font-size: 1.3rem; border-bottom: 2px solid #e63946; padding-bottom: 0.5rem; margin-bottom: 1rem; }
        .search-box { display: flex; margin-bottom: 1.5rem; }
        .search-box input { flex-grow: 1; padding: 12px; border: 2px solid #ddd; border-radius: 5px 0 0 5px; font-size: 1rem; }
        .search-box button { background: #e63946; color: white; border: none; padding: 0 20px; border-radius: 0 5px 5px 0; cursor: pointer; font-size: 1.2rem; }
        .search-box button:hover { background: #d62839; }
        .rating-widget { text-align: center; }
        .stars { font-size: 1.8rem; color: #ffc107; margin-bottom: 0.5rem; }
        .stars i { cursor: pointer; margin: 0 2px; }
        .review-form textarea, .comment-form textarea { width: 100%; padding: 12px; border: 2px solid #ddd; border-radius: 5px; margin-bottom: 10px; font-family: inherit; resize: vertical; min-height: 100px; }
        .review-form button, .comment-form button { background: #1d3557; color: white; border: none; padding: 12px 25px; border-radius: 5px; cursor: pointer; font-weight: bold; width: 100%; }
        .review-form button:hover, .comment-form button:hover { background: #14243d; }
        footer { background: #1d3557; color: #f1faee; padding: 3rem 0 1.5rem; margin-top: 3rem; }
        .footer-container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; }
        .footer-col { flex: 1; min-width: 250px; }
        .footer-col h4 { color: #a8dadc; margin-bottom: 1.5rem; border-bottom: 2px solid #457b9d; padding-bottom: 0.5rem; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a { color: #ccc; }
        .footer-links a:hover { color: #e63946; }
        friend-link { display: block; background: rgba(255,255,255,0.05); padding: 1rem; margin-top: 1rem; border-radius: 5px; }
        friend-link a { color: #a8dadc; font-weight: bold; }
        .copyright { text-align: center; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #457b9d; font-size: 0.9rem; color: #aaa; }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .header-container { position: relative; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .article-content { padding: 1.5rem; }
            .sidebar { position: static; }
        }
        .text-center { text-align: center; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mt-3 { margin-top: 1.5rem; }
        .py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
        .btn { display: inline-block; padding: 10px 20px; background: #e63946; color: white; border-radius: 5px; font-weight: bold; }
        .btn:hover { background: #d62839; }