* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Nirmala UI', 'Arial', sans-serif;
            line-height: 1.6;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #2c5aa0;
        }
        a:hover {
            color: #1d3d6f;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #2c5aa0 0%, #1d3d6f 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
        }
        .logo a i {
            margin-right: 10px;
            font-size: 2.5rem;
        }
        .logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .search-form {
            display: flex;
            align-items: center;
            background: white;
            border-radius: 50px;
            padding: 5px 15px;
            margin: 10px 0;
        }
        .search-form input {
            border: none;
            outline: none;
            padding: 10px;
            width: 250px;
            border-radius: 50px;
            font-size: 1rem;
        }
        .search-form button {
            background: none;
            border: none;
            color: #2c5aa0;
            font-size: 1.2rem;
            cursor: pointer;
            padding: 5px;
        }
        .search-form button:hover {
            color: #1d3d6f;
        }
        nav {
            background-color: #1a3361;
            margin-top: 1rem;
            border-radius: 8px;
        }
        .nav-desktop {
            display: flex;
            list-style: none;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-desktop li {
            position: relative;
        }
        .nav-desktop a {
            color: white;
            padding: 15px 25px;
            display: block;
            font-weight: 600;
            transition: all 0.3s;
            border-radius: 8px;
        }
        .nav-desktop a:hover {
            background-color: #2c5aa0;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 5px 10px;
        }
        .nav-mobile {
            display: none;
            list-style: none;
            background-color: #1a3361;
            border-radius: 8px;
            margin-top: 10px;
            padding: 10px;
        }
        .nav-mobile.active {
            display: block;
        }
        .nav-mobile li a {
            color: white;
            padding: 12px 20px;
            display: block;
            border-bottom: 1px solid #2c5aa0;
        }
        .nav-mobile li:last-child a {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #e9ecef;
            border-radius: 8px;
            margin: 15px 0;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 10px;
            color: #666;
        }
        .breadcrumb a {
            color: #2c5aa0;
        }
        main {
            flex: 1;
            padding: 20px 0;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        h1 {
            color: #1d3d6f;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid #2c5aa0;
            padding-bottom: 10px;
        }
        h2 {
            color: #2c5aa0;
            font-size: 2rem;
            margin: 2rem 0 1rem;
            padding-bottom: 5px;
            border-bottom: 2px solid #e9ecef;
        }
        h3 {
            color: #1d3d6f;
            font-size: 1.5rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: #fff9e6;
            border-left: 5px solid #ffc107;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .tip-box {
            background-color: #e8f4fd;
            border: 1px solid #b6e0ff;
            padding: 20px;
            border-radius: 10px;
            margin: 25px 0;
        }
        .tip-box h4 {
            color: #1d3d6f;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        .tip-box h4 i {
            margin-right: 10px;
            color: #2c5aa0;
        }
        .image-container {
            text-align: center;
            margin: 30px 0;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border: 1px solid #ddd;
        }
        .image-container figcaption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
        }
        .widget {
            margin-bottom: 30px;
        }
        .widget h3 {
            font-size: 1.4rem;
            color: #1d3d6f;
            border-bottom: 2px solid #2c5aa0;
            padding-bottom: 8px;
            margin-bottom: 15px;
        }
        .widget ul {
            list-style: none;
        }
        .widget ul li {
            padding: 12px 0;
            border-bottom: 1px dashed #eee;
        }
        .widget ul li:last-child {
            border-bottom: none;
        }
        .widget ul li a {
            display: flex;
            align-items: center;
        }
        .widget ul li a i {
            margin-right: 10px;
            color: #2c5aa0;
        }
        .interaction-section {
            background: white;
            padding: 30px;
            border-radius: 12px;
            margin-top: 30px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .rating-widget {
            text-align: center;
            margin-bottom: 30px;
            padding: 20px;
            border: 1px solid #e9ecef;
            border-radius: 10px;
        }
        .stars {
            font-size: 2rem;
            color: #ffc107;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars span {
            margin: 0 3px;
            transition: transform 0.2s;
        }
        .stars span:hover {
            transform: scale(1.2);
        }
        .comment-form, .rating-form {
            margin-top: 20px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #333;
        }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
            border-color: #2c5aa0;
            outline: none;
            box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.2);
        }
        button[type="submit"] {
            background: linear-gradient(to right, #2c5aa0, #1d3d6f);
            color: white;
            border: none;
            padding: 14px 30px;
            font-size: 1.1rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        button[type="submit"]:hover {
            background: linear-gradient(to right, #1d3d6f, #2c5aa0);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0,0,0,0.1);
        }
        .web-links {
            background: #1a3361;
            padding: 40px 0;
            margin-top: 40px;
        }
        .web-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
        }
        .web-link {
            background: rgba(255,255,255,0.1);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            transition: background 0.3s;
        }
        .web-link:hover {
            background: rgba(255,255,255,0.2);
        }
        .web-link a {
            color: white;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        footer {
            background: #0d1c3d;
            color: #b0b7c3;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 20px;
            padding: 0 15px;
        }
        .footer-section h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-section h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background: #2c5aa0;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section ul li {
            margin-bottom: 12px;
        }
        .footer-section ul li a {
            color: #b0b7c3;
            transition: color 0.3s;
        }
        .footer-section ul li a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            border-top: 1px solid #2c5aa0;
            padding-top: 20px;
            font-size: 0.9rem;
            color: #8a94a6;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                align-items: flex-start;
            }
            .logo a {
                font-size: 1.8rem;
            }
            .search-form {
                width: 100%;
                margin-top: 15px;
            }
            .search-form input {
                width: 100%;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            article, aside, .interaction-section {
                padding: 20px;
            }
            .footer-content {
                flex-direction: column;
            }
        }