* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(90deg, #003366 0%, #0066cc 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 51, 102, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: #FFD700;
            text-decoration: none;
            font-family: 'Arial Black', sans-serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo span { color: white; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255, 215, 0, 0.9);
            color: #003366;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9f2fa;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #0066cc;
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .hero {
            background: linear-gradient(rgba(0, 51, 102, 0.85), rgba(0, 102, 204, 0.85)), url('https://images.unsplash.com/photo-1643208589888-2346e0b2784f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 4rem 2rem;
            border-radius: 12px;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
        }
        .search-box input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1rem;
        }
        .search-box button {
            background: #FFD700;
            color: #003366;
            border: none;
            padding: 0 2rem;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover { background: #ffed4e; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 3rem 0;
        }
        article {
            background: white;
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }
        article h2 {
            color: #003366;
            border-bottom: 3px solid #FFD700;
            padding-bottom: 0.7rem;
            margin: 2.5rem 0 1.5rem;
            font-size: 2.2rem;
        }
        article h3 {
            color: #0066cc;
            margin: 2rem 0 1rem;
            font-size: 1.8rem;
        }
        article h4 {
            color: #0099ff;
            margin: 1.5rem 0 0.8rem;
            font-size: 1.4rem;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        article strong {
            color: #d35400;
            background-color: #fff9e6;
            padding: 0 3px;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 2.5rem auto;
            box-shadow: 0 6px 18px rgba(0,0,0,0.15);
            border: 5px solid #FFD700;
        }
        .link-list {
            background: #f0f8ff;
            padding: 1.5rem;
            border-left: 5px solid #0066cc;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .link-list a {
            color: #003366;
            font-weight: 600;
            text-decoration: none;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px dashed #ccc;
            transition: padding-left 0.3s;
        }
        .link-list a:hover {
            padding-left: 10px;
            color: #FF8C00;
        }
        aside {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget h3 {
            color: #003366;
            border-bottom: 2px solid #FFD700;
            padding-bottom: 0.5rem;
            margin-bottom: 1.2rem;
            font-size: 1.5rem;
        }
        .rating-widget input[type="radio"] { display: none; }
        .rating-widget label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating-widget label:hover,
        .rating-widget label:hover ~ label,
        .rating-widget input:checked ~ label { color: #FFD700; }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-family: inherit;
        }
        .comment-form button,
        .rating-widget button {
            background: #0066cc;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
            width: 100%;
        }
        .comment-form button:hover,
        .rating-widget button:hover { background: #004d99; }
        .site-footer {
            background: #002244;
            color: #ccd9e8;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo { font-size: 2rem; color: #FFD700; font-weight: bold; }
        friend-link {
            display: block;
            margin: 1rem 0;
        }
        friend-link a {
            color: #99ccff;
            text-decoration: none;
            padding: 0.5rem 0;
            display: inline-block;
            border-bottom: 1px solid transparent;
            transition: all 0.3s;
        }
        friend-link a:hover {
            color: #FFD700;
            border-bottom-color: #FFD700;
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334d66;
            font-size: 0.9rem;
            color: #99aabb;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
            aside { position: static; }
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            article { padding: 2rem; }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #003366;
                padding: 1rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .main-nav.active ul { display: flex; }
            .hamburger { display: block; }
        }
        @media (max-width: 480px) {
            .hero { padding: 3rem 1rem; }
            .hero h1 { font-size: 2rem; }
            article { padding: 1.5rem; }
            article h2 { font-size: 1.8rem; }
        }