* { 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: #e0e0e0;
            background: #0f1419;
            background-image: radial-gradient(circle at 15% 50%, rgba(30, 60, 114, 0.2) 0%, transparent 55%), radial-gradient(circle at 85% 30%, rgba(114, 30, 60, 0.15) 0%, transparent 55%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .text-gradient { background: linear-gradient(90deg, #ff7e00, #ff0080); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .btn { display: inline-block; padding: 12px 28px; background: linear-gradient(90deg, #004aad, #0080ff); color: white; border: none; border-radius: 6px; text-decoration: none; font-weight: bold; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; }
        .btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0, 128, 255, 0.3); }
        .section-spacing { padding: 60px 0; }
        .visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }
        .site-header { background: rgba(15, 20, 30, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid #2a3a5a; position: sticky; top: 0; z-index: 1000; }
        .header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; }
        .my-logo { font-size: 1.8rem; font-weight: 900; color: white; text-decoration: none; display: flex; align-items: center; }
        .my-logo span:first-child { color: #0080ff; }
        .my-logo span:last-child { color: #ff7e00; }
        .nav-desktop { display: flex; gap: 25px; }
        .nav-desktop a { color: #b0b8d0; text-decoration: none; font-weight: 600; padding: 8px 0; position: relative; transition: color 0.3s; }
        .nav-desktop a:hover, .nav-desktop a.active { color: #0080ff; }
        .nav-desktop a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: #0080ff; transition: width 0.3s; }
        .nav-desktop a:hover::after { width: 100%; }
        .hamburger { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }
        .nav-mobile { display: none; position: absolute; top: 100%; left: 0; width: 100%; background: rgba(15, 20, 30, 0.98); border-top: 1px solid #2a3a5a; flex-direction: column; padding: 20px; }
        .nav-mobile.active { display: flex; }
        .nav-mobile a { color: #b0b8d0; text-decoration: none; padding: 12px 0; border-bottom: 1px solid #2a3a5a; }
        .nav-mobile a:hover { color: #0080ff; }
        .breadcrumb { padding: 15px 20px; background: rgba(25, 35, 50, 0.6); font-size: 0.9rem; }
        .breadcrumb a { color: #8aa0d8; text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb span { color: #c0c8e0; }
        .hero { padding: 80px 20px; text-align: center; background: linear-gradient(rgba(10, 15, 25, 0.8), rgba(10, 15, 25, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat; }
        .hero h1 { font-size: 3.2rem; margin-bottom: 20px; line-height: 1.2; }
        .hero p { font-size: 1.2rem; max-width: 800px; margin: 0 auto 30px; color: #b0c0e0; }
        .search-box { max-width: 600px; margin: 40px auto; padding: 20px; background: rgba(30, 40, 60, 0.6); border-radius: 12px; }
        .search-box form { display: flex; }
        .search-box input { flex: 1; padding: 15px; border: 2px solid #3a5a8a; border-radius: 8px 0 0 8px; background: #1a2435; color: white; font-size: 1rem; }
        .search-box button { padding: 15px 25px; background: linear-gradient(90deg, #004aad, #0080ff); color: white; border: none; border-radius: 0 8px 8px 0; cursor: pointer; font-weight: bold; }
        .main-content { flex: 1; }
        .article-container { display: grid; grid-template-columns: 1fr 300px; gap: 40px; padding: 40px 20px; }
        @media (max-width: 992px) { .article-container { grid-template-columns: 1fr; } }
        .article { background: rgba(20, 28, 40, 0.7); border-radius: 16px; padding: 40px; box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4); }
        .article h2, .article h3, .article h4 { margin-top: 2em; margin-bottom: 0.8em; color: #ffffff; line-height: 1.3; }
        .article h2 { font-size: 2.2rem; border-left: 5px solid #0080ff; padding-left: 15px; }
        .article h3 { font-size: 1.8rem; color: #ffb347; }
        .article h4 { font-size: 1.4rem; color: #80b0ff; }
        .article p { margin-bottom: 1.5em; font-size: 1.1rem; text-align: justify; }
        .article strong { color: #ffcc00; font-weight: 700; }
        .article em { color: #a0d0ff; font-style: italic; }
        .article ul, .article ol { margin-left: 2em; margin-bottom: 1.5em; }
        .article li { margin-bottom: 0.5em; }
        .article a { color: #6ab0ff; text-decoration: none; border-bottom: 1px dotted #6ab0ff; transition: color 0.3s; }
        .article a:hover { color: #ff7e00; border-bottom-style: solid; }
        .article-img { width: 100%; max-width: 800px; height: auto; border-radius: 12px; margin: 30px auto; display: block; border: 2px solid #3a5a8a; }
        .update-time { display: inline-block; background: rgba(255, 126, 0, 0.15); color: #ffaa55; padding: 8px 15px; border-radius: 20px; font-size: 0.9rem; margin: 20px 0; }
        .sidebar { background: rgba(25, 35, 50, 0.7); border-radius: 16px; padding: 30px; align-self: start; }
        .sidebar-widget { margin-bottom: 40px; }
        .sidebar-widget h3 { color: #ffb347; border-bottom: 2px solid #3a5a8a; padding-bottom: 10px; margin-bottom: 20px; }
        .rating-widget { text-align: center; }
        .stars { font-size: 2rem; color: #ffcc00; margin: 15px 0; }
        .stars i { cursor: pointer; transition: transform 0.2s; }
        .stars i:hover { transform: scale(1.2); }
        .rating-form, .comment-form { display: flex; flex-direction: column; gap: 15px; }
        .rating-form input, .comment-form input, .comment-form textarea { padding: 12px; border-radius: 8px; border: 1px solid #3a5a8a; background: #1a2435; color: white; }
        .comment-form textarea { min-height: 150px; resize: vertical; }
        .site-footer { background: #0a0f18; border-top: 1px solid #2a3a5a; padding: 50px 20px 20px; margin-top: auto; }
        .footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; margin-bottom: 40px; }
        .footer-logo { font-size: 2rem; font-weight: 900; }
        .friend-links { display: flex; flex-wrap: wrap; gap: 15px; margin: 20px 0; }
        .friend-links a { color: #8aa0d8; text-decoration: none; padding: 8px 15px; background: rgba(42, 58, 90, 0.5); border-radius: 6px; transition: background 0.3s; }
        .friend-links a:hover { background: rgba(0, 128, 255, 0.3); }
        .copyright { text-align: center; padding-top: 20px; border-top: 1px solid #2a3a5a; color: #8899bb; font-size: 0.9rem; }
        @media (max-width: 768px) {
            .header-container { padding: 12px 15px; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            .hero h1 { font-size: 2.5rem; }
            .article-container { padding: 20px 15px; gap: 30px; }
            .article { padding: 25px; }
            .article h2 { font-size: 1.8rem; }
            .article h3 { font-size: 1.5rem; }
            .footer-content { flex-direction: column; }
        }