* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.8;
            font-size: 18px;
        }
        a {
            text-decoration: none;
            color: #0056b3;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6b35;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        header {
            background: linear-gradient(135deg, #1e3c72, #2a5298);
            color: white;
            padding: 20px 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: 2.5rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        .logo i {
            font-size: 2.8rem;
            color: #ffcc00;
        }
        .search-bar {
            flex-grow: 1;
            max-width: 400px;
            margin: 0 20px;
        }
        .search-bar form {
            display: flex;
        }
        .search-bar input {
            flex: 1;
            padding: 12px 15px;
            border: none;
            border-radius: 25px 0 0 25px;
            font-size: 1rem;
            outline: none;
        }
        .search-bar button {
            background: #ff6b35;
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 0 25px 25px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s;
        }
        .search-bar button:hover {
            background: #e55a2b;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        nav {
            background: #2a5298;
            margin-top: 15px;
        }
        .nav-links {
            list-style: none;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            padding: 15px 0;
        }
        .nav-links li {
            margin: 0 15px;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            padding: 10px 15px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .nav-links a:hover {
            background: rgba(255, 255, 255, 0.2);
            text-decoration: none;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: #2a5298;
            padding: 10px;
            margin-top: 10px;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 12px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #e9ecef;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #ff6b35;
        }
        main {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .content {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            align-self: start;
        }
        h1 {
            font-size: 3rem;
            color: #1e3c72;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #2a5298;
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 3px solid #ffcc00;
        }
        h3 {
            font-size: 1.8rem;
            color: #555;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 25px;
            text-align: justify;
        }
        .highlight {
            background: #fff8e1;
            border-left: 5px solid #ffcc00;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 8px;
        }
        .link-list {
            list-style: none;
            padding: 20px;
            background: #f1f8ff;
            border-radius: 10px;
            margin: 25px 0;
        }
        .link-list li {
            margin: 10px 0;
        }
        .link-list a {
            color: #0056b3;
            font-weight: 600;
        }
        .link-list a:hover {
            color: #ff6b35;
        }
        .feature-img {
            margin: 30px 0;
            text-align: center;
        }
        .feature-img figcaption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .rating-section, .comment-section {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .rating-section h3, .comment-section h3 {
            color: #1e3c72;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover, .star.active {
            color: #ffcc00;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            width: 100%;
        }
        button[type="submit"] {
            background: #2a5298;
            color: white;
            border: none;
            padding: 15px;
            border-radius: 8px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        button[type="submit"]:hover {
            background: #1e3c72;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h4 {
            font-size: 1.5rem;
            color: #2a5298;
            margin-bottom: 15px;
            padding-bottom: 5px;
            border-bottom: 2px solid #ffcc00;
        }
        footer {
            background: #1e3c72;
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h4 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: #ffcc00;
        }
        friend-link {
            display: block;
            margin: 10px 0;
        }
        friend-link a {
            color: #ddd;
            padding: 8px 0;
            display: block;
            transition: color 0.3s;
        }
        friend-link a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .header-top {
                flex-direction: column;
                align-items: flex-start;
            }
            .search-bar {
                max-width: 100%;
                margin: 20px 0;
                width: 100%;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 30px;
                right: 20px;
            }
            .nav-links {
                display: none;
            }
            .mobile-nav.active {
                display: flex;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            .content, aside {
                padding: 25px;
            }
        }
        @media (max-width: 576px) {
            body {
                font-size: 16px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .logo a {
                font-size: 2rem;
            }
            .content, aside {
                padding: 20px;
            }
        }