* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a1929;
            color: #e6f2ff;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #a5d8ff;
            text-decoration: underline;
        }
        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, #001529 0%, #003a6b 100%);
            padding: 1.2rem 0;
            border-bottom: 2px solid #1890ff;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            text-shadow: 0 0 10px #1890ff;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-shadow: 0 0 15px #40a9ff;
        }
        nav ul {
            display: flex;
            list-style: none;
        }
        nav ul li {
            margin-left: 2rem;
        }
        nav ul li a {
            color: #bae7ff;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        nav ul li a:hover {
            background-color: rgba(24, 144, 255, 0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #bae7ff;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #0d2136;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #91d5ff;
        }
        .breadcrumb a:not(:last-child)::after {
            content: "›";
            margin: 0 10px;
            color: #69c0ff;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        article {
            background-color: #11253c;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 3rem;
            color: #40a9ff;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid #1890ff;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #69c0ff;
            margin: 2.5rem 0 1.2rem;
            padding-left: 10px;
            border-left: 5px solid #1890ff;
        }
        h3 {
            font-size: 1.8rem;
            color: #91d5ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.5rem;
            color: #bae7ff;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(24, 144, 255, 0.15);
            border-left: 4px solid #1890ff;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 900px;
        }
        .image-container img {
            border-radius: 10px;
            border: 2px solid #1890ff;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .caption {
            font-style: italic;
            color: #91d5ff;
            margin-top: 0.8rem;
            font-size: 1rem;
        }
        .search-box, .comment-form, .rating-form {
            background-color: #0d2136;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .search-box h3, .comment-form h3, .rating-form h3 {
            margin-top: 0;
        }
        form {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border-radius: 6px;
            border: 1px solid #40a9ff;
            background-color: #001529;
            color: #e6f2ff;
            font-size: 1rem;
            flex: 1 1 300px;
        }
        textarea {
            min-height: 150px;
            width: 100%;
        }
        button {
            background: linear-gradient(to right, #1890ff, #0050b3);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }
        button:hover {
            background: linear-gradient(to right, #40a9ff, #096dd9);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(24, 144, 255, 0.4);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 2rem;
            color: #ffc53d;
            margin: 1rem 0;
        }
        .stars i {
            cursor: pointer;
        }
        footer {
            background-color: #001529;
            padding: 3rem 0 1.5rem;
            margin-top: auto;
            border-top: 2px solid #1890ff;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #69c0ff;
            margin-bottom: 1.5rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            list-style: none;
        }
        .friend-links li a {
            background-color: #0d2136;
            padding: 0.7rem 1.2rem;
            border-radius: 6px;
            display: inline-block;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #15395b;
            color: #91d5ff;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #001529;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 0;
                border-top: 1px solid #15395b;
            }
            nav ul.active {
                display: flex;
            }
            nav ul li {
                margin: 0;
                text-align: center;
            }
            nav ul li a {
                display: block;
                padding: 1rem;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            article {
                padding: 1.5rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }