* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a0e17;
            color: #e0e0e0;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #03a9f4;
            text-shadow: 0 0 8px rgba(3, 169, 244, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0c1230 0%, #1a237e 100%);
            padding: 1rem 0;
            border-bottom: 3px solid #ff9800;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff9800, #ffeb3b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #ffeb3b;
            font-size: 1.8rem;
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: #bbdefb;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        nav a:hover {
            background: rgba(255, 152, 0, 0.2);
            color: #ffeb3b;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #131a2e;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #90caf9;
        }
        .breadcrumb span {
            color: #b0bec5;
        }
        main {
            padding: 2rem 0;
            background: linear-gradient(180deg, #0a0e17 0%, #13182a 100%);
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 2px solid #1a237e;
        }
        h1 {
            color: #ffeb3b;
            font-size: 3.2rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px #000;
        }
        .meta {
            color: #b0bec5;
            font-style: italic;
            margin-bottom: 1.5rem;
        }
        .hero-image {
            margin: 2.5rem auto;
            max-width: 900px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
            border: 3px solid #3949ab;
        }
        .hero-image img {
            width: 100%;
        }
        .content-section {
            margin-bottom: 3rem;
        }
        h2 {
            color: #4fc3f7;
            font-size: 2.5rem;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #3949ab;
        }
        h3 {
            color: #80deea;
            font-size: 1.9rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #b39ddb;
            font-size: 1.5rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: rgba(255, 152, 0, 0.1);
            border-left: 5px solid #ff9800;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background: rgba(76, 175, 80, 0.1);
            border-left: 5px solid #4caf50;
            padding: 1rem;
            margin: 1.5rem 0;
        }
        .interactive-box {
            background: linear-gradient(145deg, #1e2747, #151d35);
            border: 1px solid #4fc3f7;
            border-radius: 12px;
            padding: 2rem;
            margin: 2.5rem 0;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
        }
        .interactive-box h3 {
            color: #ffeb3b;
        }
        form {
            display: grid;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.9rem;
            border-radius: 6px;
            border: 1px solid #3949ab;
            background-color: #1a237e;
            color: #e0e0e0;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(90deg, #ff9800, #ff5722);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 87, 34, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffc107;
            margin: 1rem 0;
        }
        .rating-stars i {
            cursor: pointer;
        }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .related-card {
            background: #1a237e;
            padding: 1.5rem;
            border-radius: 10px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .related-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 20px rgba(26, 35, 126, 0.6);
        }
        footer {
            background: #070b16;
            padding: 3rem 0 1.5rem;
            border-top: 3px solid #ff9800;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h3 {
            color: #ffeb3b;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            margin: 0.8rem 0;
            padding: 0.5rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 4px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #3949ab;
            color: #90a4ae;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                flex-direction: column;
                position: fixed;
                top: 80px;
                right: -100%;
                background: #0c1230;
                width: 70%;
                height: calc(100vh - 80px);
                padding: 2rem;
                transition: right 0.5s ease;
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
                z-index: 999;
            }
            nav ul.active {
                right: 0;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .related-links {
                grid-template-columns: 1fr;
            }
        }