* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0c1a2d 0%, #152642 100%);
            color: #e0e0e0;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #00b4ff;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #ffcc00;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
        }
        .header-top {
            background: #0a1520;
            padding: 15px 20px;
            border-bottom: 3px solid #00b4ff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(to right, #00b4ff, #ffcc00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 5px rgba(0, 180, 255, 0.3);
        }
        .search-bar {
            flex-grow: 1;
            max-width: 400px;
            margin: 0 20px;
        }
        .search-bar form {
            display: flex;
        }
        .search-bar input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #00b4ff;
            border-radius: 25px 0 0 25px;
            background: #152642;
            color: #fff;
            font-size: 1rem;
            outline: none;
        }
        .search-bar button {
            background: #00b4ff;
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 0 25px 25px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-bar button:hover {
            background: #ffcc00;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #00b4ff;
            cursor: pointer;
            background: none;
            border: none;
        }
        nav {
            background: #152642;
            padding: 10px 0;
            border-bottom: 2px solid #00b4ff;
        }
        .nav-container {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            list-style: none;
            max-width: 1200px;
            margin: 0 auto;
        }
        .nav-container li {
            margin: 0 15px;
        }
        .nav-container a {
            color: #e0e0e0;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 10px 15px;
            border-radius: 8px;
            display: block;
        }
        .nav-container a:hover {
            background: #00b4ff;
            color: #0a1520;
        }
        .breadcrumb {
            padding: 15px 20px;
            background: rgba(10, 21, 32, 0.8);
            font-size: 0.9rem;
            border-bottom: 1px solid #2a3a5a;
        }
        .breadcrumb a {
            color: #ffcc00;
        }
        main {
            flex: 1;
            max-width: 1200px;
            margin: 30px auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
        }
        .article-content {
            background: rgba(21, 38, 66, 0.8);
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
        }
        .sidebar {
            background: rgba(21, 38, 66, 0.8);
            padding: 20px;
            border-radius: 15px;
            align-self: start;
            position: sticky;
            top: 20px;
        }
        h1 {
            font-size: 3rem;
            color: #ffcc00;
            text-align: center;
            margin-bottom: 25px;
            text-shadow: 0 0 10px rgba(255, 204, 0, 0.5);
            border-bottom: 3px solid #00b4ff;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            color: #00b4ff;
            margin: 30px 0 15px;
            padding-left: 10px;
            border-left: 5px solid #ffcc00;
        }
        h3 {
            font-size: 1.8rem;
            color: #ffcc00;
            margin: 25px 0 10px;
        }
        h4 {
            font-size: 1.4rem;
            color: #00b4ff;
            margin: 20px 0 10px;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0, 180, 255, 0.2), transparent);
            padding: 15px;
            border-left: 4px solid #ffcc00;
            margin: 20px 0;
            font-size: 1.1rem;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        strong {
            color: #ffcc00;
            font-weight: bold;
        }
        .intro {
            font-size: 1.3rem;
            line-height: 1.9;
            color: #b0d7ff;
            margin-bottom: 30px;
        }
        .section-divider {
            height: 3px;
            background: linear-gradient(to right, #00b4ff, #ffcc00);
            margin: 40px 0;
            border-radius: 2px;
        }
        .feature-img {
            margin: 30px auto;
            text-align: center;
        }
        .feature-img figcaption {
            margin-top: 10px;
            font-style: italic;
            color: #a0a0a0;
        }
        .comment-section, .rating-section {
            background: rgba(10, 21, 32, 0.9);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .comment-section h3, .rating-section h3 {
            color: #ffcc00;
        }
        form label {
            display: block;
            margin: 10px 0 5px;
            color: #00b4ff;
            font-weight: bold;
        }
        form input, form textarea, form select {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 2px solid #00b4ff;
            border-radius: 8px;
            background: #152642;
            color: #fff;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        form input:focus, form textarea:focus, form select:focus {
            border-color: #ffcc00;
        }
        form button {
            background: linear-gradient(to right, #00b4ff, #0099cc);
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: 25px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: transform 0.3s, background 0.3s;
        }
        form button:hover {
            background: linear-gradient(to right, #ffcc00, #ff9900);
            transform: scale(1.05);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars input:checked ~ label,
        .stars label:hover,
        .stars label:hover ~ label {
            color: #ffcc00;
        }
        .sidebar h3 {
            color: #ffcc00;
            margin-bottom: 15px;
            text-align: center;
        }
        .sidebar ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar li {
            margin-bottom: 15px;
            padding: 10px;
            background: rgba(0, 180, 255, 0.1);
            border-radius: 8px;
            transition: transform 0.3s;
        }
        .sidebar li:hover {
            transform: translateX(10px);
            background: rgba(0, 180, 255, 0.2);
        }
        .sidebar a {
            color: #e0e0e0;
            display: block;
            font-weight: 500;
        }
        footer {
            background: #0a1520;
            padding: 40px 20px 20px;
            margin-top: 50px;
            border-top: 3px solid #ffcc00;
        }
        .friend-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        friend-link {
            display: block;
            padding: 15px;
            background: rgba(21, 38, 66, 0.8);
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s;
        }
        friend-link:hover {
            background: #00b4ff;
            color: #0a1520;
        }
        .copyright {
            text-align: center;
            color: #a0a0a0;
            font-size: 0.9rem;
            padding-top: 20px;
            border-top: 1px solid #2a3a5a;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                align-items: stretch;
            }
            .search-bar {
                max-width: 100%;
                margin: 15px 0;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            .nav-container {
                display: none;
                flex-direction: column;
                width: 100%;
                text-align: center;
            }
            .nav-container.active {
                display: flex;
            }
            .nav-container li {
                margin: 10px 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .intro {
                font-size: 1.1rem;
            }
        }