* {
            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: 100vw;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1.5rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1, h2, h3, h4 {
            font-family: 'Georgia', serif;
            color: #2c3e50;
            margin-top: 1.8em;
            margin-bottom: 0.8em;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 4px solid #e74c3c;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            color: #2980b9;
            padding-left: 15px;
            border-left: 5px solid #f39c12;
        }
        h3 {
            font-size: 1.8rem;
            color: #16a085;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #2c3e50;
            background: #e8f4fc;
            padding: 20px;
            border-radius: 10px;
            margin: 25px 0;
        }
        .highlight {
            background-color: #fffacd;
            padding: 3px 6px;
            border-radius: 3px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        .term {
            color: #c0392b;
            font-weight: bold;
            font-style: italic;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            padding: 15px 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-size: 2.2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .logo span {
            color: #fff;
        }
        .nav-desktop ul {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 10px 15px;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1a2980;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 1.2rem;
        }
        .nav-mobile a:hover {
            background-color: rgba(255,255,255,0.1);
            padding-left: 25px;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 12px 0;
            font-size: 0.95rem;
            margin-bottom: 30px;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #7f8c8d;
        }
        .search-section {
            background: #fff;
            padding: 30px 0;
            margin-bottom: 40px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .search-form {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 18px 25px;
            border: 2px solid #3498db;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-btn {
            background: linear-gradient(to right, #3498db, #2c3e50);
            color: white;
            border: none;
            padding: 0 35px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(to right, #2980b9, #1a252f);
            transform: scale(1.03);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }
        .featured-image {
            margin: 30px 0;
            text-align: center;
            border: 8px solid #f1c40f;
            border-radius: 10px;
            overflow: hidden;
            position: relative;
        }
        .featured-image img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.05);
        }
        .image-caption {
            font-style: italic;
            color: #7f8c8d;
            margin-top: 10px;
            text-align: center;
            font-size: 0.95rem;
        }
        .strategy-box {
            background: linear-gradient(145deg, #e3f2fd, #f3e5f5);
            border-left: 6px solid #9b59b6;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 15px 15px 0;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .data-table th, .data-table td {
            border: 1px solid #ddd;
            padding: 15px;
            text-align: left;
        }
        .data-table th {
            background-color: #2c3e50;
            color: white;
            font-weight: 600;
        }
        .data-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        .data-table tr:hover {
            background-color: #e8f4fc;
        }
        .sidebar {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.06);
            align-self: start;
            position: sticky;
            top: 130px;
        }
        .sidebar-widget {
            margin-bottom: 35px;
            padding-bottom: 25px;
            border-bottom: 2px dashed #ecf0f1;
        }
        .sidebar-widget:last-child {
            border-bottom: none;
        }
        .sidebar h3 {
            font-size: 1.5rem;
            color: #e74c3c;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f1c40f;
        }
        .quick-links li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }
        .quick-links li:before {
            content: '▶';
            color: #3498db;
            position: absolute;
            left: 0;
        }
        .quick-links a:hover {
            color: #e74c3c;
            padding-left: 5px;
        }
        .rating-section, .comment-section {
            background: white;
            padding: 40px;
            border-radius: 15px;
            margin: 40px 0;
            box-shadow: 0 10px 25px rgba(0,0,0,0.06);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 700px;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2.2rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 15px;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #f1c40f;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 8px;
            font-weight: 600;
            color: #2c3e50;
        }
        .form-control {
            padding: 15px;
            border: 2px solid #bdc3c7;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #3498db;
            outline: none;
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(135deg, #27ae60, #229954);
            color: white;
            border: none;
            padding: 18px 30px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            align-self: flex-start;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(135deg, #229954, #1e8449);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(39, 174, 96, 0.3);
        }
        .footer-links {
            background: #2c3e50;
            padding: 40px 0;
            margin-top: 60px;
        }
        .web-link {
            display: inline-block;
            background: #34495e;
            color: #ecf0f1;
            padding: 12px 25px;
            margin: 10px;
            border-radius: 30px;
            font-weight: 500;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: #3498db;
            color: white;
            transform: translateY(-5px);
        }
        .links-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }
        .site-footer {
            background: #1a252f;
            color: #bdc3c7;
            padding: 40px 0;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .copyright {
            font-size: 0.95rem;
            color: #95a5a6;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .nav-desktop { display: none; }
            .mobile-toggle { display: block; }
            .header-container { padding: 0 15px; }
            .article-content, .sidebar, .rating-section, .comment-section {
                padding: 25px 20px;
            }
            .search-form {
                flex-direction: column;
                gap: 15px;
            }
            .search-input, .search-btn {
                border-radius: 50px;
                width: 100%;
            }
        }