* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #e0e0e0;
            background-color: #121212;
            overflow-x: hidden;
        }
        a {
            color: #00a8ff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0097e6;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            padding: 1rem 0;
            border-bottom: 3px solid #00a8ff;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #00a8ff;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 2px 4px rgba(0, 168, 255, 0.5);
        }
        .logo a:hover {
            color: #fff;
        }
        .nav {
            display: flex;
            gap: 2rem;
        }
        .nav a {
            color: #b0b0b0;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav a:hover {
            background: rgba(0, 168, 255, 0.1);
            color: #00a8ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #00a8ff;
            cursor: pointer;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            background: #1e1e2e;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #8a8a8a;
        }
        .breadcrumb a:hover {
            color: #00a8ff;
        }
        .breadcrumb span {
            color: #ccc;
            margin: 0 5px;
        }
        .main {
            padding: 2rem 0;
            background: #0f0f1a;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: linear-gradient(90deg, #1a1a2e, #16213e);
            border-radius: 10px;
        }
        h1 {
            font-size: 3.5rem;
            color: #00a8ff;
            margin-bottom: 1rem;
            text-shadow: 0 2px 10px rgba(0, 168, 255, 0.3);
        }
        .last-updated {
            color: #8a8a8a;
            font-style: italic;
            margin-top: 1rem;
        }
        .article-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 768px) {
            .article-content {
                grid-template-columns: 1fr;
            }
        }
        .content {
            font-size: 1.1rem;
        }
        h2 {
            font-size: 2.5rem;
            color: #00d2ff;
            margin: 2.5rem 0 1rem;
            border-left: 5px solid #00a8ff;
            padding-left: 15px;
        }
        h3 {
            font-size: 2rem;
            color: #4cd3c2;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.5rem;
            color: #9d65c9;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(0, 168, 255, 0.1);
            border-left: 4px solid #00a8ff;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            color: #8a8a8a;
            font-size: 0.9rem;
            margin-top: 0.5rem;
        }
        .interactive-section {
            background: #1a1a2e;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .interactive-section h3 {
            color: #00a8ff;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #333;
            border-radius: 5px;
            background: #222;
            color: #fff;
            font-size: 1rem;
        }
        button {
            padding: 0.8rem 1.5rem;
            background: linear-gradient(90deg, #00a8ff, #0097e6);
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        button:hover {
            background: linear-gradient(90deg, #0097e6, #0088cc);
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            align-items: center;
        }
        .star {
            color: #ffd700;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .sidebar {
            background: #1a1a2e;
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: #00a8ff;
            margin-bottom: 1rem;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            margin-bottom: 0.8rem;
        }
        .sidebar a {
            display: block;
            padding: 0.5rem;
            border-radius: 5px;
        }
        .sidebar a:hover {
            background: rgba(0, 168, 255, 0.1);
        }
        .footer {
            background: #0a0a14;
            padding: 3rem 0;
            border-top: 3px solid #00a8ff;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 2rem;
        }
        friend-link {
            background: #1a1a2e;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            transition: transform 0.3s ease;
        }
        friend-link:hover {
            transform: translateY(-3px);
            background: #16213e;
        }
        .copyright {
            text-align: center;
            color: #8a8a8a;
            font-size: 0.9rem;
            padding-top: 2rem;
            border-top: 1px solid #333;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            h3 { font-size: 1.8rem; }
        }
        @media (max-width: 768px) {
            .nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1a1a2e;
                padding: 1rem;
                border-top: 1px solid #333;
            }
            .nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-content {
                flex-wrap: wrap;
            }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 10px;
            }
            h1 { font-size: 1.8rem; }
            .article-header {
                padding: 1rem;
            }
        }