* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #4a1fb8;
            --secondary: #ff9800;
            --accent: #00c853;
            --dark: #222;
            --light: #f8f9fa;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #fff;
            color: #333;
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        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;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: white;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--secondary);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        header {
            background: 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 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo span {
            color: var(--secondary);
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            position: relative;
            padding: 5px 0;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--primary);
        }
        .mobile-nav {
            display: none;
            background: white;
            padding: 20px;
            box-shadow: inset 0 5px 10px rgba(0,0,0,0.05);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-radius: 8px;
            background: #f1f1f1;
            font-weight: 600;
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background: var(--primary);
            color: white;
        }
        .breadcrumb {
            background: #f8f9fa;
            padding: 12px 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .hero {
            background: linear-gradient(135deg, #4a1fb8 0%, #8a2be2 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        main {
            flex: 1;
            padding: 20px 0 50px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary);
        }
        .article-content h3 {
            font-size: 1.7rem;
            color: var(--dark);
            margin: 30px 0 15px;
        }
        .article-content p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary);
            font-weight: 700;
        }
        .article-content em {
            color: var(--secondary);
            font-style: italic;
        }
        .highlight-box {
            background: #eef7ff;
            border-left: 5px solid var(--accent);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .figure {
            margin: 30px 0;
            text-align: center;
        }
        .figure img {
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin: 0 auto;
            border: 5px solid white;
        }
        .figcaption {
            margin-top: 10px;
            font-style: italic;
            color: var(--gray);
        }
        .interactive-features {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 15px;
            margin: 40px 0;
        }
        .interactive-features h3 {
            color: var(--primary);
            margin-bottom: 25px;
            text-align: center;
        }
        .feature-form {
            display: grid;
            gap: 20px;
            max-width: 600px;
            margin: 0 auto;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            font-weight: 600;
            margin-bottom: 8px;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--primary);
            outline: none;
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 2rem;
            color: #ffc107;
            margin: 15px 0;
        }
        .rating i {
            cursor: pointer;
            transition: var(--transition);
        }
        .rating i:hover {
            transform: scale(1.2);
        }
        .sidebar {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 15px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
        }
        .sidebar ul {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .sidebar a {
            display: block;
            padding: 12px 15px;
            background: white;
            border-radius: 8px;
            transition: var(--transition);
            font-weight: 500;
            border-left: 4px solid transparent;
        }
        .sidebar a:hover {
            background: var(--primary);
            color: white;
            border-left-color: var(--accent);
            transform: translateX(5px);
        }
        .footer-links {
            background: #2d1b69;
            color: white;
            padding: 40px 0 20px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
        @media (max-width: 768px) {
            .web-links-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: rgba(255,255,255,0.1);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.2);
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ffcc00;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        footer {
            background: #1a103d;
            color: #ccc;
            text-align: center;
            padding: 30px 0;
        }
        .copyright {
            margin-top: 20px;
            font-size: 0.9rem;
            opacity: 0.8;
        }
        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin: 20px 0;
            font-size: 1.5rem;
        }
        .social-links a {
            transition: var(--transition);
        }
        .social-links a:hover {
            color: var(--secondary);
            transform: scale(1.2);
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .article-content h2 {
                font-size: 1.9rem;
            }
            .article-content h3 {
                font-size: 1.5rem;
            }
        }