* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a192f;
            color: #e6f1ff;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: #64ffda;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #52d1b2;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: #112240;
            padding: 15px 0;
            border-bottom: 2px solid #64ffda;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 700;
            color: #64ffda;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-shadow: 0 0 10px #64ffda;
        }
        .nav-desktop {
            display: flex;
            gap: 25px;
        }
        .nav-desktop a {
            font-weight: 500;
            padding: 5px 10px;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background-color: #233554;
        }
        .hamburger-menu {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #64ffda;
        }
        #nav-toggle {
            display: none;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #112240;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            border-top: 1px solid #233554;
        }
        #nav-toggle:checked ~ .nav-mobile {
            display: flex;
        }
        .nav-mobile a {
            padding: 10px 0;
            border-bottom: 1px solid #233554;
        }
        .breadcrumb {
            background-color: #112240;
            padding: 10px 20px;
            margin-bottom: 20px;
            border-radius: 0 0 8px 8px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #64ffda;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
            margin: 30px 0;
        }
        @media (max-width: 768px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-section {
            background-color: #112240;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .sidebar {
            background-color: #112240;
            padding: 20px;
            border-radius: 12px;
            height: fit-content;
        }
        h1 {
            font-size: 2.8rem;
            color: #64ffda;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #ccd6f6;
            margin-top: 40px;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #233554;
        }
        h3 {
            font-size: 1.5rem;
            color: #a8b2d1;
            margin-top: 25px;
            margin-bottom: 10px;
        }
        h4 {
            font-size: 1.2rem;
            color: #8892b0;
            margin-top: 20px;
            margin-bottom: 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background-color: #233554;
            padding: 15px;
            border-left: 4px solid #64ffda;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        strong {
            color: #64ffda;
            font-weight: 700;
        }
        em {
            color: #a8b2d1;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 25px auto;
            display: block;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .form-container {
            background-color: #0a192f;
            padding: 25px;
            border-radius: 12px;
            margin: 30px 0;
            border: 1px solid #233554;
        }
        .form-container h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            color: #ccd6f6;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px;
            background-color: #112240;
            border: 1px solid #233554;
            border-radius: 6px;
            color: #e6f1ff;
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #64ffda;
        }
        button {
            background-color: #64ffda;
            color: #0a192f;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: background-color 0.3s ease;
        }
        button:hover {
            background-color: #52d1b2;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 1.8rem;
            color: #233554;
            cursor: pointer;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffd700;
        }
        .site-footer {
            background-color: #112240;
            padding: 40px 0 20px;
            margin-top: 50px;
            border-top: 2px solid #64ffda;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #64ffda;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .friend-links {
            list-style: none;
        }
        .friend-links li {
            margin-bottom: 10px;
        }
        .copyright {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #233554;
            color: #8892b0;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger-menu {
                display: block;
            }
            .nav-mobile {
                display: none;
            }
            h1 {
                font-size: 2rem;
            }
            .article-section, .sidebar {
                padding: 20px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 1.8rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        .last-updated {
            font-style: italic;
            color: #8892b0;
            margin-bottom: 30px;
            text-align: right;
            font-size: 0.9rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .link-list {
            background-color: #0a192f;
            padding: 15px;
            border-radius: 8px;
            margin: 20px 0;
        }
        .link-list ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }
        .link-list a {
            display: inline-block;
            padding: 8px 15px;
            background-color: #112240;
            border-radius: 6px;
            border: 1px solid #233554;
        }
        .link-list a:hover {
            background-color: #233554;
        }