* {
            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;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
            padding-left: 1.2em;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .text-primary { color: #2c3e50; }
        .bg-light { background-color: #ecf0f1; }
        .my-2 { margin-top: 1rem; margin-bottom: 1rem; }
        .p-3 { padding: 1.5rem; }
        .rounded { border-radius: 8px; }
        .shadow { box-shadow: 0 5px 15px rgba(0,0,0,0.08); }
        .site-header {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -1px;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .logo a span {
            color: #4fc3f7;
        }
        .nav-desktop ul {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 0.75rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: #ffeb3b;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffeb3b;
        }
        .nav-mobile {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1a237e;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile ul {
            list-style: none;
            width: 100%;
        }
        .nav-mobile li {
            margin-bottom: 0.8rem;
        }
        .nav-mobile a {
            display: block;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
        }
        .nav-mobile a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #ffeb3b;
        }
        .breadcrumb {
            background-color: #e3f2fd;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #666;
        }
        .breadcrumb a:hover {
            color: #1a237e;
            text-decoration: underline;
        }
        .search-section {
            background: linear-gradient(to right, #ff9800, #ff5722);
            padding: 2rem 0;
        }
        .search-box {
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }
        .search-box button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: #1a237e;
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #283593;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-card {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.05);
        }
        .article-header {
            margin-bottom: 2rem;
            border-bottom: 3px solid #ff9800;
            padding-bottom: 1.5rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #1a237e;
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .article-meta {
            color: #666;
            font-size: 0.95rem;
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .article-meta span i {
            margin-right: 5px;
            color: #ff9800;
        }
        .article-body h2 {
            font-size: 2rem;
            color: #283593;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #ccc;
        }
        .article-body h3 {
            font-size: 1.6rem;
            color: #3949ab;
            margin: 2rem 0 1rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
            hyphens: auto;
        }
        .article-body strong {
            color: #d84315;
            font-weight: 700;
        }
        .article-body em {
            color: #5d4037;
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #e1f5fe 0%, #f3e5f5 100%);
            border-left: 5px solid #7b1fa2;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            border: 1px solid #ddd;
            margin: 0 auto;
        }
        .image-caption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .rules-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .rules-table th, .rules-table td {
            border: 1px solid #ddd;
            padding: 1rem;
            text-align: left;
        }
        .rules-table th {
            background-color: #1a237e;
            color: white;
            font-weight: 600;
        }
        .rules-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        .rules-table tr:hover {
            background-color: #f1f8e9;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            color: #1a237e;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ff9800;
            font-size: 1.4rem;
        }
        .widget-links ul {
            list-style: none;
            padding-left: 0;
        }
        .widget-links li {
            margin-bottom: 0.8rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px dotted #eee;
        }
        .widget-links a:hover {
            color: #ff9800;
            padding-left: 5px;
        }
        .rating-widget .stars {
            font-size: 1.8rem;
            color: #ffc107;
            margin-bottom: 1rem;
        }
        .rating-widget .rating-text {
            font-weight: bold;
            color: #388e3c;
        }
        .interactive-section {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid #eee;
        }
        .rating-form, .comment-form {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .rating-form h3, .comment-form h3 {
            color: #1a237e;
            margin-bottom: 1.5rem;
        }
        .star-rating {
            direction: rtl;
            display: inline-block;
            font-size: 2rem;
            margin-bottom: 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd;
            cursor: pointer;
            padding: 0 3px;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.9rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #1a237e;
            outline: none;
            box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #1a237e, #283593);
            color: white;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn:hover {
            background: linear-gradient(to right, #283593, #3949ab);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(26, 35, 126, 0.2);
        }
        .btn-block {
            width: 100%;
        }
        .comments-list {
            margin-top: 2rem;
        }
        .comment-item {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            border-left: 4px solid #4fc3f7;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: #666;
        }
        .comment-author {
            font-weight: bold;
            color: #1a237e;
        }
        .comment-text {
            line-height: 1.6;
        }
        .long-tail-links {
            background: #2c3e50;
            padding: 3rem 0;
            color: #ecf0f1;
        }
        .long-tail-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 6px;
            transition: background 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .web-link a {
            color: #4fc3f7;
            display: block;
        }
        .web-link a:hover {
            color: #ffeb3b;
            text-decoration: underline;
        }
        .site-footer {
            background: #1a237e;
            color: white;
            padding: 2rem 0;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .footer-links a {
            color: #bbdefb;
        }
        .footer-links a:hover {
            color: #ffeb3b;
        }
        .copyright {
            font-size: 0.9rem;
            color: #90caf9;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 1.5rem;
            margin-top: 1.5rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .article-body h2 {
                font-size: 1.7rem;
            }
            .article-body h3 {
                font-size: 1.4rem;
            }
            .main-content {
                padding: 1.5rem 0;
            }
            .article-card {
                padding: 1.5rem;
            }
            .search-box input {
                font-size: 1rem;
                padding: 0.9rem 1.2rem;
            }
            .footer-links {
                flex-direction: column;
                gap: 1rem;
            }
        }