* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f9f9f9;
            padding-bottom: 40px;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .site-header {
            background: linear-gradient(135deg, #1a237e, #3949ab);
            color: white;
            padding: 1rem 2rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: #ffeb3b;
        }
        .logo a:hover {
            color: #fff;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        #nav-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a237e;
                padding: 1rem;
                z-index: 1000;
            }
            #nav-toggle:checked ~ .nav-desktop {
                display: flex;
            }
            .hamburger {
                display: block;
            }
        }
        .breadcrumb {
            max-width: 1200px;
            margin: 1rem auto;
            padding: 0 2rem;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
            color: #3949ab;
        }
        .main-content {
            max-width: 1200px;
            margin: 2rem auto;
            background: white;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
            padding: 3rem;
            overflow: hidden;
        }
        article h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid #ffeb3b;
            padding-bottom: 0.5rem;
        }
        article h2 {
            font-size: 2rem;
            color: #3949ab;
            margin: 2.5rem 0 1rem;
            padding-left: 0.5rem;
            border-left: 5px solid #ff9800;
        }
        article h3 {
            font-size: 1.5rem;
            color: #5c6bc0;
            margin: 1.8rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        article strong {
            color: #d32f2f;
            font-weight: 700;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid #ffc107;
            margin: 2rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .feature-img {
            width: 80%;
            margin: 2.5rem auto;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
            transition: transform 0.4s ease;
        }
        .feature-img:hover {
            transform: scale(1.02);
        }
        .search-section {
            background: #e8eaf6;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto;
        }
        .search-form input {
            flex: 1;
            padding: 1rem;
            border: 2px solid #3949ab;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-form button {
            background: #3949ab;
            color: white;
            border: none;
            padding: 1rem 1.8rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #1a237e;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-box, .rating-box {
            background: #f5f5f5;
            padding: 2rem;
            border-radius: 10px;
        }
        .comment-box h3, .rating-box h3 {
            color: #333;
            margin-bottom: 1rem;
        }
        .comment-form textarea, .rating-form select, .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-form button {
            background: #4caf50;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .comment-form button:hover, .rating-form button:hover {
            background: #388e3c;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.5rem;
            color: #ffc107;
        }
        .web-links-container {
            max-width: 1200px;
            margin: 3rem auto 2rem;
            padding: 0 2rem;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.2rem;
        }
        .web-link {
            background: #e3f2fd;
            padding: 1rem;
            border-radius: 8px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background: #bbdefb;
            transform: translateY(-3px);
        }
        .web-link a {
            color: #1565c0;
            font-weight: 600;
        }
        .site-footer {
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
            padding: 2rem;
            color: #666;
            border-top: 1px solid #ddd;
        }
        .site-footer p {
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                padding: 2rem;
            }
            article h1 {
                font-size: 2.3rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            .feature-img {
                width: 95%;
            }
        }
        @media (max-width: 600px) {
            .header-container {
                padding: 0 1rem;
            }
            .main-content {
                padding: 1.5rem;
            }
            article h1 {
                font-size: 2rem;
            }
            article h2 {
                font-size: 1.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input, .search-form button {
                width: 100%;
                border-radius: 6px;
                margin-bottom: 0.5rem;
            }
            .user-interaction {
                grid-template-columns: 1fr;
            }
        }