* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #0066cc;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #e63946;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #0066cc, #004d99);
            color: white;
            padding: 12px 24px;
            border-radius: 30px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
        }
        .btn:hover {
            background: linear-gradient(135deg, #004d99, #003366);
            transform: translateY(-3px);
            box-shadow: 0 6px 18px rgba(0, 102, 204, 0.3);
        }
        .header {
            background: linear-gradient(90deg, #0a2351, #1d4289, #e63946);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            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 i {
            color: #e63946;
            margin-right: 10px;
        }
        .logo span {
            background: -webkit-linear-gradient(#ffd166, #e63946);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            letter-spacing: 1px;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            padding: 5px 10px;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #1d4289;
            width: 100%;
            padding: 1rem;
            margin-top: 1rem;
            border-radius: 8px;
            gap: 1rem;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 10px 20px;
            border-radius: 5px;
            margin: 1rem auto;
            max-width: 1200px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #0066cc;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #888;
        }
        .main-content {
            flex: 1;
            padding: 2rem 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1 {
            font-size: 2.8rem;
            color: #0a2351;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #e63946;
            padding-left: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #1d4289;
            margin: 2.5rem 0 1rem;
            padding-bottom: 10px;
            border-bottom: 2px solid #ffd166;
        }
        h3 {
            font-size: 1.6rem;
            color: #333;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #1d4289;
            background: #f0f8ff;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #0066cc;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        strong {
            color: #0a2351;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            margin: 2rem 0;
            border: 5px solid white;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .search-box, .comment-box, .rating-box {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            border: 1px solid #dee2e6;
        }
        .module-title {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #1d4289;
            margin-bottom: 1rem;
        }
        .module-title i {
            color: #e63946;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #0066cc;
            box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.2);
        }
        .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: #ffc107;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget-title {
            color: #e63946;
            border-bottom: 2px solid #ffd166;
            padding-bottom: 8px;
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }
        .link-list a {
            display: block;
            padding: 10px;
            background: #f8f9fa;
            margin-bottom: 8px;
            border-radius: 5px;
            border-left: 4px solid #0066cc;
        }
        .link-list a:hover {
            background: #e9ecef;
            border-left-color: #e63946;
        }
        .footer {
            background: linear-gradient(90deg, #0a2351, #1d4289);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: #ffd166;
            margin-bottom: 1rem;
        }
        .footer-links ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            border-left: 5px solid #ffd166;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            .article-content { padding: 1.5rem; }
            .header-content { flex-direction: column; align-items: flex-start; }
            .logo { margin-bottom: 1rem; }
        }