* { 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, #f8f9fa 0%, #e9ecef 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #1a73e8; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #0d47a1; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: #0c1e3e;
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: #ffcc00;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            font-family: 'Arial Black', sans-serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .logo a:hover { text-decoration: none; color: #ffdb4d; }
        .nav-desktop { display: flex; gap: 2rem; }
        .nav-desktop a {
            color: #fff;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background: rgba(255, 255, 255, 0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #0c1e3e;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: white;
            padding: 0.8rem 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:hover { background: rgba(255,255,255,0.1); }
        .breadcrumb {
            padding: 1rem 0;
            background: #e3f2fd;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb span { color: #777; }
        main { flex: 1; padding: 2rem 0; }
        article { background: white; border-radius: 12px; padding: 2.5rem; box-shadow: 0 5px 20px rgba(0,0,0,0.08); margin-bottom: 2rem; }
        h1 { color: #0c1e3e; font-size: 2.8rem; margin-bottom: 1.5rem; line-height: 1.2; border-left: 6px solid #ffcc00; padding-left: 1rem; }
        h2 { color: #1a237e; margin: 2.5rem 0 1.2rem; padding-bottom: 0.5rem; border-bottom: 2px solid #e0e0e0; font-size: 2rem; }
        h3 { color: #283593; margin: 2rem 0 1rem; font-size: 1.6rem; }
        h4 { color: #3949ab; margin: 1.5rem 0 0.8rem; font-size: 1.3rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        .lead { font-size: 1.3rem; font-weight: 500; color: #444; background: #f1f8ff; padding: 1.5rem; border-radius: 8px; margin-bottom: 2rem; }
        .highlight { background: linear-gradient(120deg, #ffecb3 0%, #ffecb3 100%); padding: 0.2rem 0.5rem; border-radius: 3px; font-weight: 600; }
        .emoji { font-size: 1.2em; margin-right: 0.3rem; }
        .figure-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 900px;
        }
        .figure-container img {
            border-radius: 10px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            border: 1px solid #ddd;
        }
        figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .search-box, .comment-box, .rating-box {
            background: #f8f9fa;
            border: 1px solid #dee2e6;
            border-radius: 10px;
            padding: 1.8rem;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
        }
        .search-box h3, .comment-box h3, .rating-box h3 { margin-top: 0; }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus { outline: none; border-color: #1a73e8; box-shadow: 0 0 0 3px rgba(26,115,232,0.2); }
        button, .btn {
            background: linear-gradient(to right, #1a73e8, #0d47a1);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-block;
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #0d47a1, #1a73e8);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(13,71,161,0.3);
            text-decoration: none;
        }
        .star-rating { display: flex; gap: 0.5rem; margin: 1rem 0; }
        .star-rating input { display: none; }
        .star-rating label { font-size: 2rem; color: #ddd; cursor: pointer; transition: color 0.2s; }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label { color: #ffcc00; }
        .related-links {
            background: #e8f4fd;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .related-links ul { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; }
        .related-links li { padding: 0.5rem 0; }
        .related-links a { display: block; padding: 0.8rem; background: white; border-radius: 6px; border-left: 4px solid #1a73e8; }
        .related-links a:hover { background: #f0f7ff; transform: translateX(5px); }
        .site-footer {
            background: #0c1e3e;
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: auto;
        }
        .footer-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
        .footer-section h4 { color: #ffcc00; margin-bottom: 1.2rem; }
        friend-link {
            display: block;
            margin: 0.5rem 0;
            color: #90caf9;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            article { padding: 1.5rem; }
            .feature-box { grid-template-columns: 1fr; }
            .related-links ul { grid-template-columns: 1fr; }
        }
        @media (min-width: 769px) {
            .nav-mobile { display: none !important; }
        }