* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0c2461 0%, #1e3799 50%, #4a69bd 100%);
            color: #333;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #1e90ff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #70a1ff;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(to right, #00b4db, #0083b0);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: inherit;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-weight: 600;
            color: #2f3542;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background: #dfe4ea;
            color: #3742fa;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #2f3542;
            background: none;
            border: none;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: white;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            padding: 20px;
            border-top: 2px solid #00b4db;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid #eee;
            color: #2f3542;
            font-weight: 600;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background: #f8f9fa;
            border-bottom: 1px solid #dee2e6;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: #6c757d;
        }
        .breadcrumb a {
            color: #495057;
        }
        main {
            flex: 1;
            background: white;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            margin: 30px auto;
            padding: 40px;
            width: 95%;
            max-width: 1100px;
        }
        h1 {
            font-size: 2.8rem;
            color: #0c2461;
            margin-bottom: 25px;
            line-height: 1.2;
            border-bottom: 4px solid #4a69bd;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #1e3799;
            margin: 40px 0 20px;
            padding-left: 15px;
            border-left: 6px solid #00b4db;
        }
        h3 {
            font-size: 1.6rem;
            color: #3742fa;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: #5352ed;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.1rem;
            color: #2f3542;
        }
        .lead {
            font-size: 1.3rem;
            color: #1e3799;
            font-weight: 600;
            background: #f1f8ff;
            padding: 20px;
            border-radius: 8px;
            border-left: 5px solid #00b4db;
            margin-bottom: 30px;
        }
        .highlight {
            background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            border: 2px dashed #00b4db;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .article-img {
            width: 80%;
            margin: 30px auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
            border: 5px solid white;
            outline: 2px solid #00b4db;
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .content-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 40px 0;
        }
        .content-links a {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 8px;
            border: 1px solid #dee2e6;
            display: flex;
            align-items: center;
            gap: 10px;
            color: #495057;
            font-weight: 600;
        }
        .content-links a:hover {
            background: #e9ecef;
            border-color: #00b4db;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 180, 219, 0.2);
        }
        .content-links i {
            color: #00b4db;
        }
        .interactive-section {
            background: #f8f9ff;
            border-radius: 12px;
            padding: 30px;
            margin: 40px 0;
            border: 2px solid #4a69bd;
        }
        .interactive-section h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #2f3542;
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #00b4db;
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 180, 219, 0.2);
        }
        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            background: linear-gradient(to right, #00b4db, #0083b0);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn:hover {
            background: linear-gradient(to right, #0099bc, #006a8e);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 180, 219, 0.4);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 10px 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        footer {
            background: #2f3542;
            color: #f1f2f6;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: #70a1ff;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            padding: 8px 0;
            border-bottom: 1px dashed #57606f;
            color: #dfe4ea;
        }
        friend-link:hover {
            color: #70a1ff;
            padding-left: 10px;
            border-bottom-color: #70a1ff;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #57606f;
            color: #a4b0be;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            main { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-container { padding: 10px 0; }
            .my-logo { font-size: 2.2rem; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            main { padding: 20px; margin: 15px auto; }
            .article-img { width: 95%; }
            .content-links { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 1.8rem; }
            .lead { font-size: 1.1rem; padding: 15px; }
            .interactive-section { padding: 20px; }
            .btn { width: 100%; }
        }