* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.7; color: #2d3748; background: #f8fafc; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        a { color: #4f46e5; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #7c3aed; }
        img { max-width: 100%; height: auto; border-radius: 12px; }
        button, input, textarea, select { font-family: inherit; }
        header { background: linear-gradient(135deg, #1e3a8a 0%, #4c1d95 100%); color: white; 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: 800; color: white; display: flex; align-items: center; gap: 12px; }
        .my-logo i { color: #fbbf24; }
        .hamburger { display: none; background: none; border: none; color: white; font-size: 1.8rem; cursor: pointer; }
        nav ul { display: flex; list-style: none; gap: 28px; }
        nav a { color: #e2e8f0; font-weight: 600; padding: 8px 16px; border-radius: 8px; }
        nav a:hover { background: rgba(255,255,255,0.15); color: white; }
        .breadcrumb { background: #e0e7ff; padding: 14px 0; font-size: 0.95rem; }
        .breadcrumb a { color: #4f46e5; }
        main { display: grid; grid-template-columns: 1fr 300px; gap: 40px; margin: 30px 0; }
        .content { background: white; padding: 40px; border-radius: 16px; box-shadow: 0 10px 25px rgba(0,0,0,0.05); }
        .sidebar { background: white; padding: 25px; border-radius: 16px; box-shadow: 0 10px 25px rgba(0,0,0,0.05); align-self: start; position: sticky; top: 120px; }
        h1 { color: #1e3a8a; font-size: 3.2rem; margin-bottom: 20px; line-height: 1.2; }
        h2 { color: #4c1d95; font-size: 2.4rem; margin: 40px 0 20px; padding-bottom: 10px; border-bottom: 3px solid #c7d2fe; }
        h3 { color: #5b21b6; font-size: 1.8rem; margin: 30px 0 15px; }
        h4 { color: #7c3aed; font-size: 1.4rem; margin: 25px 0 12px; }
        p { margin-bottom: 22px; text-align: justify; font-size: 1.1rem; }
        .highlight { background: #fef3c7; padding: 20px; border-left: 5px solid #f59e0b; margin: 25px 0; border-radius: 0 12px 12px 0; }
        .emoji { font-size: 1.3rem; margin-right: 8px; }
        .img-container { text-align: center; margin: 30px 0; }
        .img-container img { box-shadow: 0 15px 30px rgba(0,0,0,0.15); }
        .search-box, .comment-form, .rating-form { background: #f1f5f9; padding: 25px; border-radius: 12px; margin: 35px 0; }
        .search-box form, .comment-form form, .rating-form form { display: flex; flex-direction: column; gap: 18px; }
        input, textarea, select { padding: 16px; border: 2px solid #cbd5e1; border-radius: 10px; font-size: 1rem; transition: border 0.3s; }
        input:focus, textarea:focus, select:focus { outline: none; border-color: #4f46e5; }
        button { padding: 16px 28px; background: linear-gradient(90deg, #4f46e5, #7c3aed); color: white; border: none; border-radius: 10px; font-weight: 700; font-size: 1.1rem; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; }
        button:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(79, 70, 229, 0.3); }
        footer { background: #1e293b; color: #cbd5e1; padding: 50px 0 30px; margin-top: 60px; }
        .friend-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-bottom: 40px; }
        friend-link { background: rgba(255,255,255,0.05); padding: 12px 24px; border-radius: 50px; }
        friend-link a { color: #a5b4fc; font-weight: 600; }
        .copyright { text-align: center; font-size: 0.9rem; color: #94a3b8; border-top: 1px solid #334155; padding-top: 30px; }
        @media (max-width: 992px) {
            main { grid-template-columns: 1fr; }
            .sidebar { position: static; }
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
        }
        @media (max-width: 768px) {
            .header-top { flex-direction: column; align-items: flex-start; gap: 20px; }
            nav ul { flex-direction: column; gap: 15px; display: none; }
            nav ul.active { display: flex; }
            .hamburger { display: block; position: absolute; top: 25px; right: 20px; }
            .my-logo { font-size: 1.9rem; }
            .content { padding: 25px; }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .friend-links { flex-direction: column; align-items: center; }
        }