* {
            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: #f9f9f9;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #d35400;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #a04000;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #2c3e50 0%, #4a6491 100%);
            color: white;
            padding: 1.5rem 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 {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.2rem;
            color: #f39c12;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .logo a span {
            color: #e74c3c;
        }
        .logo a:hover {
            color: #f1c40f;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.1);
            color: #f39c12;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #2c3e50;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: #ecf0f1;
            padding: 1rem;
            border-bottom: 1px solid #34495e;
        }
        .nav-mobile a:hover {
            background-color: #34495e;
            color: #f39c12;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 1rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #d35400;
        }
        .breadcrumb span {
            color: #95a5a6;
            margin: 0 8px;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        @media (max-width: 768px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        h1, h2, h3, h4 {
            color: #2c3e50;
            margin-top: 1.8rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid #f39c12;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #d35400;
            padding-left: 10px;
            border-left: 5px solid #f39c12;
        }
        h3 {
            font-size: 1.6rem;
            color: #16a085;
        }
        h4 {
            font-size: 1.3rem;
            color: #8e44ad;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #2c3e50;
            background-color: #fef9e7;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 5px solid #f1c40f;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        b, strong {
            color: #c0392b;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        .article-image {
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .article-image figcaption {
            text-align: center;
            font-style: italic;
            color: #7f8c8d;
            padding: 0.8rem;
            background-color: #f8f9fa;
        }
        .feature-box {
            background: #e8f4fc;
            border: 2px dashed #3498db;
            border-radius: 10px;
            padding: 2rem;
            margin: 2.5rem 0;
        }
        .feature-title {
            color: #2980b9;
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        input, textarea, select {
            padding: 0.9rem;
            border: 1px solid #bdc3c7;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #3498db;
            outline: none;
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, #e67e22, #d35400);
            color: white;
            border: none;
            padding: 1rem 1.8rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-block;
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #d35400, #a04000);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(211, 84, 0, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
            direction: ltr;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #f39c12;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            background-color: #2c3e50;
            color: white;
            padding: 0.8rem 1rem;
            border-radius: 6px;
            margin-top: 0;
        }
        .web-links {
            background: #2c3e50;
            padding: 2.5rem 0;
            margin-top: 3rem;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 992px) {
            .web-links-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 576px) {
            .web-links-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: #34495e;
            padding: 1.2rem;
            border-radius: 6px;
            text-align: center;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: #3d566e;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-weight: 600;
        }
        .web-link a:hover {
            color: #f39c12;
        }
        .site-footer {
            background: #1a252f;
            color: #bdc3c7;
            padding: 3rem 0 1.5rem;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .copyright {
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid #2c3e50;
            width: 100%;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .article-content { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .mobile-menu-toggle { display: block; }
            .header-container { padding: 0 15px; }
            .article-content { padding: 1.5rem; }
            .feature-box { padding: 1.5rem; }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .container { padding: 0 15px; }
            .main-content { padding: 1.5rem 0; }
        }
        @media print {
            .site-header, .sidebar, .web-links, .feature-box form, .site-footer {
                display: none;
            }
            .main-content {
                grid-template-columns: 1fr;
                padding: 0;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
        }