* { 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-color: #f8f9fa;
            background-image: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
        }
        a { color: #2c3e50; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #e74c3c; }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        h1, h2, h3, h4 { font-family: Georgia, 'Times New Roman', Times, serif; color: #2c3e50; margin-bottom: 1rem; font-weight: 700; line-height: 1.2; }
        h1 { font-size: 2.8rem; margin-top: 1.5rem; border-bottom: 4px solid #e74c3c; padding-bottom: 0.5rem; }
        h2 { font-size: 2.2rem; margin-top: 2.5rem; padding-left: 10px; border-left: 5px solid #3498db; }
        h3 { font-size: 1.8rem; margin-top: 2rem; color: #2980b9; }
        h4 { font-size: 1.4rem; margin-top: 1.5rem; color: #16a085; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        .lead { font-size: 1.3rem; font-weight: 300; color: #555; }
        .highlight { background-color: #fffacd; padding: 2px 5px; border-radius: 3px; font-weight: 600; }
        .last-updated { font-style: italic; color: #7f8c8d; font-size: 0.95rem; text-align: right; margin-bottom: 2rem; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .site-header { background: linear-gradient(135deg, #2c3e50 0%, #1a252f 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; }
        .logo a { font-family: 'Trebuchet MS', sans-serif; font-size: 2.5rem; font-weight: 900; color: #e74c3c; text-shadow: 2px 2px 4px rgba(0,0,0,0.5); letter-spacing: 1px; }
        .logo a:hover { color: #ff6b6b; }
        .main-nav ul { display: flex; list-style: none; }
        .main-nav li { margin-left: 2rem; }
        .main-nav a { color: #ecf0f1; font-weight: 600; padding: 0.5rem 0; position: relative; }
        .main-nav a:hover { color: #e74c3c; }
        .main-nav a:after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 3px; background: #e74c3c; transition: width 0.3s; }
        .main-nav a:hover:after { width: 100%; }
        .breadcrumb { background-color: #ecf0f1; padding: 0.8rem 0; margin-bottom: 2rem; font-size: 0.9rem; }
        .breadcrumb ul { display: flex; list-style: none; }
        .breadcrumb li:after { content: '›'; margin: 0 10px; color: #7f8c8d; }
        .breadcrumb li:last-child:after { content: ''; }
        .breadcrumb a:hover { text-decoration: underline; }
        .hamburger { display: none; font-size: 1.8rem; background: none; border: none; color: white; cursor: pointer; }
        .main-content { display: grid; grid-template-columns: 1fr 300px; gap: 3rem; margin: 2rem 0; }
        .article-content { background: white; padding: 2.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .sidebar { background: white; padding: 1.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); align-self: start; }
        .sidebar-widget { margin-bottom: 2rem; }
        .sidebar-widget h3 { font-size: 1.4rem; border-bottom: 2px solid #eee; padding-bottom: 0.5rem; }
        .form-group { margin-bottom: 1.5rem; }
        label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: #2c3e50; }
        input[type="text"],
        input[type="email"],
        textarea,
        select {
            width: 100%; padding: 0.8rem; border: 2px solid #ddd; border-radius: 5px; font-size: 1rem; transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus { border-color: #3498db; outline: none; }
        button, .btn {
            background: linear-gradient(to right, #3498db, #2c3e50);
            color: white; border: none; padding: 0.8rem 1.5rem; border-radius: 5px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: all 0.3s ease; display: inline-block;
        }
        button:hover, .btn:hover { background: linear-gradient(to right, #2980b9, #1a252f); transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0,0,0,0.2); }
        .rating-stars { display: flex; gap: 5px; margin-bottom: 1rem; }
        .rating-stars input { display: none; }
        .rating-stars label { font-size: 1.8rem; color: #ddd; cursor: pointer; transition: color 0.2s; }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label { color: #f39c12; }
        .featured-img { margin: 2rem 0; border-radius: 10px; overflow: hidden; box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
        .featured-img figcaption { text-align: center; font-style: italic; color: #7f8c8d; padding: 0.5rem; background: #f8f9fa; }
        .content-links { color: #2980b9; border-bottom: 1px dotted #2980b9; padding-bottom: 1px; }
        .content-links:hover { color: #e74c3c; border-bottom: 1px solid #e74c3c; }
        .site-footer { background: #2c3e50; color: #ecf0f1; padding: 3rem 0 1.5rem; margin-top: 3rem; }
        .footer-container { display: flex; flex-wrap: wrap; justify-content: space-between; }
        .footer-section { flex: 1; min-width: 250px; margin-bottom: 2rem; }
        .footer-section h3 { color: #e74c3c; border-bottom: 2px solid #34495e; padding-bottom: 0.5rem; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a { color: #bdc3c7; }
        .footer-links a:hover { color: #e74c3c; padding-left: 5px; }
        friend-link { display: block; background: #34495e; padding: 1rem; border-radius: 5px; margin: 1rem 0; text-align: center; }
        friend-link a { color: #3498db; font-weight: bold; }
        .copyright { text-align: center; padding-top: 1.5rem; border-top: 1px solid #34495e; width: 100%; font-size: 0.9rem; color: #95a5a6; }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .hamburger { display: block; }
            .main-nav { width: 100%; max-height: 0; overflow: hidden; transition: max-height 0.5s ease; }
            .main-nav.active { max-height: 300px; }
            .main-nav ul { flex-direction: column; padding-top: 1rem; }
            .main-nav li { margin: 0; border-top: 1px solid #34495e; }
            .main-nav a { display: block; padding: 1rem; }
            .footer-container { flex-direction: column; }
        }