* { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary: #4a6fa5;
            --secondary: #ff9800;
            --accent: #e53935;
            --light: #f8f9fa;
            --dark: #2c3e50;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #fff;
            overflow-x: hidden;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header { background: var(--dark); color: white; padding: 1rem 0; position: sticky; top: 0; z-index: 1000; box-shadow: var(--shadow); }
        .header-content { display: flex; justify-content: space-between; align-items: center; }
        .my-logo { font-size: 1.8rem; font-weight: 800; color: var(--secondary); }
        .my-logo span { color: white; }
        .my-logo:hover { color: var(--secondary); transform: scale(1.02); }
        nav ul { display: flex; list-style: none; gap: 2rem; }
        nav ul li a { color: white; font-weight: 500; padding: 0.5rem 1rem; border-radius: var(--border-radius); }
        nav ul li a:hover, nav ul li a.active { background: var(--primary); color: white; }
        .hamburger { display: none; font-size: 1.8rem; cursor: pointer; }
        .breadcrumb { background: #e9ecef; padding: 1rem 0; font-size: 0.9rem; }
        .breadcrumb a { color: var(--gray); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb span { color: var(--dark); }
        .hero { background: linear-gradient(135deg, var(--primary), #2c5282); color: white; padding: 4rem 0; text-align: center; margin-bottom: 2rem; }
        .hero h1 { font-size: 3rem; margin-bottom: 1rem; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        .hero p { font-size: 1.2rem; max-width: 700px; margin: 0 auto 2rem; }
        .search-box { max-width: 600px; margin: 0 auto; display: flex; }
        .search-box input { flex: 1; padding: 1rem; border: none; border-radius: var(--border-radius) 0 0 var(--border-radius); font-size: 1rem; }
        .search-box button { background: var(--secondary); color: white; border: none; padding: 1rem 1.5rem; border-radius: 0 var(--border-radius) var(--border-radius) 0; cursor: pointer; font-size: 1rem; font-weight: bold; }
        .search-box button:hover { background: #e68900; }
        main { display: grid; grid-template-columns: 1fr 300px; gap: 3rem; padding: 2rem 0; }
        article { background: white; padding: 2rem; border-radius: var(--border-radius); box-shadow: var(--shadow); }
        article h2 { color: var(--dark); border-bottom: 3px solid var(--secondary); padding-bottom: 0.5rem; margin: 2rem 0 1.5rem; font-size: 2rem; }
        article h3 { color: var(--primary); margin: 1.8rem 0 1rem; font-size: 1.6rem; }
        article h4 { color: var(--gray); margin: 1.5rem 0 0.8rem; font-size: 1.3rem; }
        article p { margin-bottom: 1.5rem; text-align: justify; }
        article strong { color: var(--dark); }
        article emoji { font-size: 1.2em; margin-right: 0.3rem; }
        .feature-img { float: right; margin: 0 0 1rem 2rem; max-width: 400px; border-radius: var(--border-radius); box-shadow: var(--shadow); border: 5px solid var(--light); }
        .highlight-box { background: #fff8e1; border-left: 4px solid var(--secondary); padding: 1.5rem; margin: 2rem 0; border-radius: 0 var(--border-radius) var(--border-radius) 0; }
        .link-list { background: var(--light); padding: 1.5rem; border-radius: var(--border-radius); margin: 2rem 0; }
        .link-list ul { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; }
        .link-list li a { display: block; padding: 0.8rem; background: white; border-radius: var(--border-radius); border: 1px solid #ddd; }
        .link-list li a:hover { background: #e3f2fd; border-color: var(--primary); }
        .update-time { font-size: 0.9rem; color: var(--gray); font-style: italic; text-align: right; margin-top: 3rem; padding-top: 1rem; border-top: 1px dashed #ccc; }
        aside { background: white; padding: 1.5rem; border-radius: var(--border-radius); box-shadow: var(--shadow); align-self: start; position: sticky; top: 120px; }
        .widget { margin-bottom: 2rem; }
        .widget h3 { color: var(--dark); margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid #eee; }
        .rating-form input, .comment-form textarea, .comment-form input { width: 100%; padding: 0.8rem; margin-bottom: 1rem; border: 1px solid #ccc; border-radius: var(--border-radius); font-family: inherit; }
        .rating-form button, .comment-form button { background: var(--primary); color: white; border: none; padding: 0.8rem 1.5rem; border-radius: var(--border-radius); cursor: pointer; width: 100%; }
        .rating-form button:hover, .comment-form button:hover { background: #3a5a8c; }
        .stars { display: flex; justify-content: center; gap: 0.5rem; margin-bottom: 1rem; }
        .stars i { color: #ddd; cursor: pointer; font-size: 1.5rem; }
        .stars i:hover, .stars i.active { color: #ffc107; }
        footer { background: var(--dark); color: white; padding: 3rem 0 1.5rem; margin-top: 3rem; }
        .footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
        .footer-section h3 { color: var(--secondary); margin-bottom: 1.5rem; }
        friend-link { display: block; background: rgba(255,255,255,0.05); padding: 0.8rem; margin-bottom: 0.8rem; border-radius: var(--border-radius); border-left: 3px solid var(--secondary); }
        friend-link:hover { background: rgba(255,255,255,0.1); }
        .copyright { text-align: center; padding-top: 2rem; margin-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1); color: #aaa; font-size: 0.9rem; }
        @media (max-width: 992px) {
            main { grid-template-columns: 1fr; }
            aside { position: static; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav ul { display: none; flex-direction: column; width: 100%; background: var(--dark); position: absolute; top: 100%; left: 0; padding: 1rem; box-shadow: var(--shadow); }
            nav ul.active { display: flex; }
            .hamburger { display: block; }
            .hero h1 { font-size: 2.2rem; }
            .feature-img { float: none; margin: 1rem auto; max-width: 100%; }
            .link-list ul { grid-template-columns: 1fr; }
        }