* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            font-size: 18px;
        }
        a {
            text-decoration: none;
            color: #007bff;
        }
        a:hover {
            color: #0056b3;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #4a00e0, #8e2de2);
            color: white;
            padding: 20px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.5rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: transform 0.3s ease;
        }
        .logo a:hover {
            transform: scale(1.05);
            text-decoration: none;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            color: white;
            font-size: 1.2rem;
            padding: 10px 15px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .desktop-nav a:hover {
            background: rgba(255,255,255,0.2);
            text-decoration: none;
        }
        .mobile-nav-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: #5a1bb8;
            padding: 20px;
            border-radius: 10px;
            margin-top: 20px;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin: 15px 0;
        }
        .mobile-nav a {
            color: white;
            font-size: 1.3rem;
            display: block;
            padding: 10px;
        }
        .breadcrumb {
            margin-top: 20px;
            font-size: 0.9rem;
            color: #ddd;
        }
        .breadcrumb a {
            color: #ffcc00;
        }
        main {
            padding: 40px 0;
            background: white;
            border-radius: 15px;
            margin: 30px auto;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding: 20px;
            border-bottom: 3px solid #8e2de2;
        }
        h1 {
            font-size: 3rem;
            color: #4a00e0;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .article-meta {
            font-size: 1rem;
            color: #666;
            margin-bottom: 30px;
        }
        .content-section {
            padding: 0 30px;
            margin-bottom: 40px;
        }
        h2 {
            font-size: 2.2rem;
            color: #333;
            margin: 30px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #8e2de2;
        }
        h3 {
            font-size: 1.8rem;
            color: #555;
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 25px;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: #fffacd;
            padding: 20px;
            border-left: 5px solid #ffcc00;
            margin: 25px 0;
            font-weight: bold;
        }
        .image-container {
            text-align: center;
            margin: 40px 0;
        }
        .image-container img {
            border-radius: 15px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .interactive-section {
            background: #f0f8ff;
            padding: 30px;
            border-radius: 15px;
            margin: 40px 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        .interactive-box {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .interactive-box:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .interactive-box h3 {
            color: #4a00e0;
            margin-bottom: 15px;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            margin: 10px 0;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #8e2de2;
            outline: none;
        }
        button {
            background: linear-gradient(135deg, #4a00e0, #8e2de2);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.3s;
        }
        button:hover {
            background: linear-gradient(135deg, #3a00b0, #6e1dc2);
            transform: scale(1.05);
        }
        .internal-links {
            background: #e9ecef;
            padding: 40px 0;
            margin-top: 40px;
        }
        .web-link {
            background: white;
            margin: 15px 0;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
            transition: background 0.3s;
        }
        .web-link:hover {
            background: #f8f9fa;
        }
        .web-link a {
            font-size: 1.2rem;
            color: #333;
            font-weight: 600;
        }
        footer {
            background: #343a40;
            color: white;
            text-align: center;
            padding: 30px 0;
            font-size: 1rem;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 20px;
        }
        .footer-links a {
            color: #ffcc00;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            .desktop-nav { display: none; }
            .mobile-nav-toggle { display: block; }
            .interactive-section { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            .content-section { padding: 0 15px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            p { font-size: 1rem; }
            .logo a { font-size: 2rem; }
        }
        @media (max-width: 480px) {
            .header-top { flex-direction: column; align-items: flex-start; }
            .mobile-nav-toggle { align-self: flex-end; margin-top: -50px; }
        }