* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #6a11cb;
            --secondary: #2575fc;
            --accent: #ff8a00;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --success: #28a745;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            color: var(--dark);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            transition: var(--transition);
        }
        .logo a:hover {
            color: var(--accent);
            transform: scale(1.05);
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 30px;
            transition: var(--transition);
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            background: rgba(255,255,255,0.2);
            color: var(--accent);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .mobile-nav {
            display: none;
            background: var(--dark);
            padding: 20px;
            flex-direction: column;
            gap: 15px;
            animation: slideDown 0.5s ease;
        }
        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            padding: 12px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            color: var(--accent);
            padding-left: 20px;
        }
        .breadcrumb {
            background: rgba(255,255,255,0.1);
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 8px;
            color: var(--accent);
        }
        main {
            flex: 1;
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding: 30px;
            background: white;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary);
            font-size: 2.8rem;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            color: var(--gray);
            font-style: italic;
            margin-bottom: 20px;
        }
        .featured-img {
            margin: 30px auto;
            max-width: 800px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            transition: var(--transition);
        }
        .featured-img:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.3);
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        h2 {
            color: var(--secondary);
            font-size: 2rem;
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
        }
        h3 {
            color: var(--dark);
            font-size: 1.6rem;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, #fff9c4 0%, #ffecb3 100%);
            border-left: 5px solid var(--accent);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }
        .card {
            background: var(--light);
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        .card h3 {
            color: var(--primary);
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(106, 17, 203, 0.2);
        }
        button {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 14px 25px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        button:hover {
            background: linear-gradient(to right, var(--secondary), var(--primary));
            transform: scale(1.05);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star.active,
        .star:hover {
            color: gold;
            transform: scale(1.2);
        }
        .internal-links {
            background: var(--dark);
            color: white;
            padding: 40px 0;
            margin-top: 40px;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(10px);
        }
        .web-link a {
            color: #c3cfe2;
        }
        .web-link a:hover {
            color: var(--accent);
        }
        footer {
            background: #1a1a1a;
            color: #aaa;
            text-align: center;
            padding: 25px 0;
            font-size: 0.9rem;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 20px;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .interactive-section { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .article-content { padding: 25px; }
            .header-top, .breadcrumb, .container { padding-left: 15px; padding-right: 15px; }
        }