* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.7; color: #333; background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%); }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        a { color: #8a2be2; text-decoration: none; transition: all 0.3s ease; }
        a:hover { color: #6a0dad; text-decoration: underline; }
        header { background: #fff; box-shadow: 0 4px 12px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 1000; }
        .header-top { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; }
        .my-logo { font-size: 2.2rem; font-weight: 900; color: #ff6b8b; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); }
        .my-logo:hover { color: #ff4757; transform: scale(1.05); }
        .nav-desktop { display: flex; gap: 25px; }
        .nav-desktop a { padding: 12px 18px; border-radius: 30px; background: #f8f9fa; font-weight: 600; }
        .nav-desktop a:hover { background: #e9ecef; text-decoration: none; transform: translateY(-3px); }
        .hamburger { display: none; font-size: 1.8rem; cursor: pointer; color: #555; }
        .nav-mobile { display: none; flex-direction: column; background: #fff; position: absolute; top: 100%; left: 0; width: 100%; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
        .nav-mobile.active { display: flex; }
        .nav-mobile a { padding: 18px 20px; border-bottom: 1px solid #eee; font-weight: 600; }
        .breadcrumb { padding: 15px 0; background: #f1f3f5; font-size: 0.95rem; }
        .breadcrumb a { color: #666; }
        main { display: grid; grid-template-columns: 1fr 300px; gap: 40px; padding: 30px 0; }
        article { background: #fff; padding: 40px; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
        h1 { font-size: 3rem; margin-bottom: 25px; color: #2d3436; text-align: center; }
        h2 { font-size: 2.2rem; margin-top: 40px; margin-bottom: 20px; color: #444; border-left: 6px solid #ff6b8b; padding-left: 15px; }
        h3 { font-size: 1.8rem; margin-top: 30px; margin-bottom: 15px; color: #555; }
        h4 { font-size: 1.4rem; margin-top: 25px; margin-bottom: 12px; color: #666; }
        p { margin-bottom: 20px; text-align: justify; font-size: 1.1rem; }
        .highlight { background: linear-gradient(90deg, #ffeaa7, #fab1a0); padding: 20px; border-radius: 12px; margin: 25px 0; border-left: 6px solid #e17055; }
        .emoji { font-size: 1.3em; margin-right: 8px; }
        .article-img { width: 100%; height: auto; border-radius: 15px; margin: 25px 0; box-shadow: 0 8px 20px rgba(0,0,0,0.15); }
        .form-section { margin: 40px 0; padding: 30px; background: #f8f9fa; border-radius: 15px; border: 2px solid #dfe6e9; }
        form { display: grid; gap: 20px; }
        input, textarea, select { padding: 15px; border: 2px solid #ced4da; border-radius: 10px; font-size: 1rem; }
        button { padding: 15px 25px; background: linear-gradient(90deg, #8a2be2, #6a0dad); color: white; border: none; border-radius: 10px; cursor: pointer; font-weight: bold; font-size: 1.1rem; }
        button:hover { background: linear-gradient(90deg, #6a0dad, #4b0082); transform: translateY(-3px); }
        aside { background: #fff; padding: 30px; border-radius: 20px; box-shadow: 0 8px 25px rgba(0,0,0,0.08); height: fit-content; }
        footer { background: #2d3436; color: #fff; padding: 50px 0 20px; margin-top: 50px; }
        .footer-content { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
        .friend-links { grid-column: span 4; }
        friend-link { display: inline-block; margin: 10px 20px 10px 0; padding: 10px 20px; background: #444; border-radius: 8px; }
        friend-link a { color: #fff; }
        .copyright { text-align: center; margin-top: 40px; padding-top: 20px; border-top: 1px solid #555; color: #b2bec3; }
        @media (max-width: 992px) {
            main { grid-template-columns: 1fr; }
            .footer-content { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .footer-content { grid-template-columns: 1fr; }
            .header-top { flex-wrap: wrap; }
        }