* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        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;
        }
        header {
            background: linear-gradient(135deg, #2c3e50 0%, #4a6491 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            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;
            letter-spacing: 1px;
            background: linear-gradient(to right, #f39c12, #e74c3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo span {
            color: #f1c40f;
            -webkit-text-fill-color: initial;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .nav-desktop a:hover {
            border-bottom-color: #f39c12;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #34495e;
            padding: 20px;
            border-top: 1px solid #46627f;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: #ecf0f1;
            padding: 12px 0;
            border-bottom: 1px solid #46627f;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 12px 0;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        .breadcrumb a {
            color: #3498db;
        }
        main {
            flex: 1;
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 3px dashed #bdc3c7;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
        }
        .article-meta {
            color: #7f8c8d;
            font-style: italic;
            margin-bottom: 20px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
        }
        .article-content {
            background: white;
            padding: 35px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        h2, h3 {
            color: #2980b9;
            margin-top: 30px;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #f1c40f;
        }
        h2 { font-size: 1.8rem; }
        h3 { font-size: 1.5rem; }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background-color: #fffde7;
            border-left: 5px solid #f1c40f;
            padding: 20px;
            margin: 25px 0;
            font-style: italic;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 8px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .image-container img:hover {
            transform: scale(1.01);
        }
        .image-caption {
            margin-top: 10px;
            font-size: 0.9rem;
            color: #7f8c8d;
            font-style: italic;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .comparison-table th, .comparison-table td {
            border: 1px solid #ddd;
            padding: 15px;
            text-align: left;
        }
        .comparison-table th {
            background-color: #3498db;
            color: white;
        }
        .comparison-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        .comparison-table tr:hover {
            background-color: #f1f8ff;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-top: 0;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 12px 15px;
            border: 1px solid #bdc3c7;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #3498db;
        }
        button, .btn {
            background: linear-gradient(to right, #e67e22, #d35400);
            color: white;
            border: none;
            padding: 14px 20px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1rem;
            transition: background 0.3s, transform 0.2s;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #d35400, #a04000);
            transform: translateY(-2px);
        }
        .stars {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star.active, .star:hover {
            color: #f1c40f;
        }
        .long-tail-links {
            background-color: #2c3e50;
            padding: 40px 0;
            margin-top: 50px;
        }
        .web-link {
            display: inline-block;
            background: #34495e;
            color: #ecf0f1;
            padding: 12px 20px;
            margin: 8px;
            border-radius: 30px;
            border: 1px solid #4a6491;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background: #3498db;
            color: white;
            transform: translateY(-3px);
        }
        .links-container {
            text-align: center;
        }
        footer {
            background-color: #1a252f;
            color: #bdc3c7;
            text-align: center;
            padding: 30px 0;
            margin-top: auto;
        }
        .copyright {
            font-size: 0.9rem;
            margin-top: 20px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .bold {
            font-weight: 800;
            color: #2c3e50;
        }
        .text-center {
            text-align: center;
        }