* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100%;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight { background-color: #fffacd; padding: 2px 5px; border-radius: 3px; }
        header {
            background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            text-decoration: none;
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i { color: #FFD700; }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 0;
            transition: color 0.3s;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover, .desktop-nav a.active {
            color: #FFD700;
            border-bottom-color: #FFD700;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: #2575fc;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        }
        .mobile-nav.active { display: block; }
        .mobile-nav ul {
            list-style: none;
            padding: 1rem 0;
        }
        .mobile-nav a {
            display: block;
            padding: 0.8rem 1.5rem;
            color: white;
            text-decoration: none;
            font-weight: 600;
            border-left: 4px solid transparent;
        }
        .mobile-nav a:hover {
            background-color: rgba(255,255,255,0.1);
            border-left-color: #FFD700;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: #6a11cb;
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb span { color: #6c757d; }
        main { padding: 2rem 0; }
        article { background-color: white; border-radius: 10px; padding: 2.5rem; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        h1 {
            color: #2575fc;
            margin-bottom: 1.5rem;
            font-size: 2.8rem;
            line-height: 1.2;
            border-bottom: 3px solid #FFD700;
            padding-bottom: 0.5rem;
        }
        h2 {
            color: #6a11cb;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #ddd;
            font-size: 2rem;
        }
        h3 {
            color: #333;
            margin: 1.8rem 0 1rem;
            font-size: 1.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #495057;
            font-weight: 500;
            margin-bottom: 2rem;
            padding-left: 1rem;
            border-left: 5px solid #6a11cb;
        }
        .info-box {
            background-color: #e7f3ff;
            border-left: 5px solid #2575fc;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #fff3cd;
            border-left: 5px solid #ffc107;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .article-img {
            margin: 2.5rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .article-img img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .article-img img:hover {
            transform: scale(1.03);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 0.8rem;
            font-size: 0.95rem;
            background-color: #f8f9fa;
        }
        .interactive-section {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid #dee2e6;
        }
        .search-box {
            display: flex;
            max-width: 500px;
            margin: 1rem 0 2rem;
        }
        .search-box input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #6a11cb;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: opacity 0.3s;
        }
        .search-box button:hover { opacity: 0.9; }
        .rating-widget, .comment-form {
            margin: 2.5rem 0;
            padding: 2rem;
            border: 1px solid #dee2e6;
            border-radius: 10px;
            background-color: #fdfdfd;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #FFD700;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #495057;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #6a11cb;
            outline: none;
            box-shadow: 0 0 0 3px rgba(106, 17, 203, 0.1);
        }
        .btn-submit {
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(106, 17, 203, 0.3);
        }
        .internal-links {
            background-color: #f1f3f4;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .web-link {
            display: inline-block;
            margin: 0.7rem;
            padding: 0.6rem 1.2rem;
            background-color: white;
            border-radius: 30px;
            box-shadow: 0 3px 8px rgba(0,0,0,0.08);
            transition: all 0.3s ease;
        }
        .web-link a {
            color: #2575fc;
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 15px rgba(0,0,0,0.1);
        }
        .web-link:hover a { color: #6a11cb; }
        footer {
            background-color: #212529;
            color: #adb5bd;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
            position: relative;
            padding-bottom: 0.7rem;
        }
        .footer-section h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background-color: #6a11cb;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #adb5bd;
            text-decoration: none;
            transition: color 0.3s;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-links a:hover {
            color: #6a11cb;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #495057;
            font-size: 0.9rem;
            color: #868e96;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .lead { font-size: 1.1rem; }
            .footer-container { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            .container { padding: 0 15px; }
            article { padding: 1.5rem; }
            .interactive-section { padding: 1.5rem; }
            .search-box { flex-direction: column; }
            .search-box input { border-radius: 50px; margin-bottom: 10px; }
            .search-box button { border-radius: 50px; padding: 0.9rem; }
        }