* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        header {
            background: linear-gradient(135deg, #e53935, #1e88e5);
            color: white;
            padding: 1rem 2rem;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .burger-menu {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        nav {
            display: flex;
            justify-content: center;
            margin-top: 1rem;
        }
        .nav-list {
            display: flex;
            gap: 2rem;
        }
        .nav-list a {
            padding: 0.5rem 1rem;
            border-radius: 20px;
            transition: background 0.3s, color 0.3s;
            font-weight: 500;
        }
        .nav-list a:hover {
            background: #ffeb3b;
            color: #e53935;
        }
        .breadcrumb {
            margin-top: 1rem;
            font-size: 0.9rem;
            opacity: 0.9;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1.5rem;
            background: white;
            border-radius: 10px;
            box-shadow: 0 0 20px rgba(0,0,0,0.1);
            overflow: hidden;
        }
        article {
            padding: 2rem;
        }
        h1 {
            color: #e53935;
            font-size: 3rem;
            margin-bottom: 1rem;
            text-align: center;
        }
        h2 {
            color: #1e88e5;
            font-size: 2.2rem;
            margin: 2rem 0 1rem;
            border-left: 5px solid #ffeb3b;
            padding-left: 1rem;
        }
        h3 {
            color: #43a047;
            font-size: 1.8rem;
            margin: 1.5rem 0 0.5rem;
        }
        h4 {
            color: #fb8c00;
            font-size: 1.4rem;
            margin: 1rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
            line-height: 1.8;
        }
        strong {
            color: #e53935;
            font-weight: 700;
        }
        em {
            color: #1e88e5;
        }
        .highlight {
            background: #fff9c4;
            padding: 1rem;
            border-left: 4px solid #ffeb3b;
            margin: 1.5rem 0;
            border-radius: 0 10px 10px 0;
        }
        .image-container {
            text-align: center;
            margin: 2rem 0;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            transition: transform 0.3s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #666;
            margin-bottom: 2rem;
        }
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .feature-box {
            background: #e3f2fd;
            padding: 1.5rem;
            border-radius: 10px;
            border: 2px solid #1e88e5;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .feature-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .feature-box h3 {
            color: #1e88e5;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #1e88e5;
            outline: none;
        }
        button {
            padding: 0.8rem;
            background: #e53935;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s;
        }
        button:hover {
            background: #c62828;
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #ffeb3b;
        }
        footer {
            background: #263238;
            color: white;
            padding: 2rem;
            margin-top: 3rem;
            text-align: center;
        }
        .friend-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        .friend-links a {
            color: #bbdefb;
            padding: 0.5rem 1rem;
            border: 1px solid #546e7a;
            border-radius: 5px;
            transition: background 0.3s, color 0.3s;
        }
        .friend-links a:hover {
            background: #1e88e5;
            color: white;
        }
        .copyright {
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #b0bec5;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                gap: 1rem;
            }
            .burger-menu {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 2rem;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
            }
            .nav-list {
                flex-direction: column;
                gap: 0.5rem;
            }
            .nav-active {
                display: flex;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            main {
                padding: 0 1rem;
            }
            article {
                padding: 1.5rem;
            }
            .features {
                grid-template-columns: 1fr;
            }
            .friend-links {
                flex-direction: column;
                align-items: center;
            }
        }