* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a237e, #3949ab);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: bold;
            color: #ffeb3b;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a:hover {
            color: #ffc107;
            text-shadow: 0 0 8px rgba(255, 235, 59, 0.7);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 2rem;
        }
        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-links a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
        }
        #menu-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #ccc;
        }
        .breadcrumb a {
            color: #ffeb3b;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 2rem 0;
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            margin-top: 1rem;
        }
        article {
            padding: 0 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1.5rem;
            text-align: center;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #3949ab;
            margin: 2rem 0 1rem;
            border-left: 5px solid #ff9800;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.5rem;
            color: #5c6bc0;
            margin: 1.5rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #e8f4fd;
            padding: 1.5rem;
            border-left: 4px solid #2196f3;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
            margin: 2rem auto;
            display: block;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1rem;
            margin-bottom: 2rem;
        }
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .feature-box {
            background: #f9f9f9;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .feature-box:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }
        .feature-box h3 {
            color: #d32f2f;
            margin-bottom: 1rem;
        }
        form {
            display: flex;
            flex-direction: column;
        }
        input, textarea, select {
            padding: 12px;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #3949ab;
            box-shadow: 0 0 5px rgba(57, 73, 171, 0.5);
        }
        button {
            padding: 12px 24px;
            background: linear-gradient(to right, #ff9800, #ff5722);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        button:hover {
            background: linear-gradient(to right, #ff5722, #ff9800);
            transform: scale(1.05);
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 1rem 0;
        }
        .rating-stars i {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #ffc107;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
            padding: 2rem 0;
            border-top: 2px solid #eee;
            border-bottom: 2px solid #eee;
            margin-top: 3rem;
        }
        .web-link {
            background: #e3f2fd;
            padding: 1rem;
            border-radius: 8px;
            text-align: center;
        }
        .web-link a {
            color: #1a237e;
            text-decoration: none;
            font-weight: 500;
        }
        .web-link a:hover {
            text-decoration: underline;
            color: #ff9800;
        }
        footer {
            background: #1a237e;
            color: white;
            padding: 2rem 0;
            text-align: center;
            margin-top: 2rem;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        .social-icons {
            display: flex;
            gap: 1.5rem;
        }
        .social-icons a {
            color: white;
            font-size: 1.5rem;
            transition: color 0.3s;
        }
        .social-icons a:hover {
            color: #ffeb3b;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #283593;
                position: absolute;
                top: 100%;
                left: 0;
                z-index: 1000;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
            }
            .nav-links li {
                margin: 0.5rem 0;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1rem;
                right: 20px;
            }
            #menu-toggle:checked ~ .nav-links {
                display: flex;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .features {
                grid-template-columns: 1fr;
            }
            article {
                padding: 0 1rem;
            }
        }