* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #222;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(90deg, #0033a0 0%, #0066b3 50%, #009900 100%);
            color: white;
            padding: 1.2rem 0;
            box-shadow: 0 6px 12px rgba(0, 51, 160, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            text-decoration: none;
            font-size: 2.2rem;
            font-weight: 900;
            display: flex;
            align-items: center;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            transition: transform 0.3s;
        }
        .logo a:hover {
            transform: scale(1.05);
        }
        .logo i {
            margin-right: 12px;
            font-size: 2.5rem;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 10px 18px;
            border-radius: 30px;
            transition: all 0.3s;
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-desktop a:hover {
            background: rgba(255, 255, 255, 0.25);
            transform: translateY(-3px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: rgba(255,255,255,0.15);
            padding: 8px 12px;
            border-radius: 6px;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #004494;
            margin-top: 15px;
            border-radius: 10px;
            overflow: hidden;
            animation: fadeIn 0.4s;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .nav-mobile a {
            color: white;
            text-decoration: none;
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: background 0.3s;
        }
        .nav-mobile a:hover {
            background: rgba(255,255,255,0.15);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #e9f0f9;
            font-size: 0.95rem;
            border-bottom: 1px solid #c5d5ea;
        }
        .breadcrumb a {
            color: #0066b3;
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #666;
            margin: 0 8px;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        .content {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }
        .sidebar {
            background: white;
            border-radius: 20px;
            padding: 25px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 3px dashed #009900;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #0033a0;
            margin-bottom: 15px;
            line-height: 1.3;
        }
        .article-meta {
            color: #666;
            font-size: 1rem;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .content h2 {
            color: #0066b3;
            margin: 45px 0 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid #e4edf5;
            font-size: 1.9rem;
        }
        .content h3 {
            color: #009900;
            margin: 35px 0 15px;
            font-size: 1.5rem;
        }
        .content p {
            margin-bottom: 25px;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight-box {
            background: linear-gradient(120deg, #f0f9ff 0%, #e6f7ff 100%);
            border-left: 6px solid #0066b3;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 12px 12px 0;
            box-shadow: 5px 5px 15px rgba(0,0,0,0.03);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 35px 0;
        }
        .stat-card {
            background: #f8fafc;
            border: 1px solid #dbeafe;
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 20px rgba(0,102,179,0.15);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: #0066b3;
            margin-bottom: 15px;
        }
        .featured-image {
            width: 100%;
            border-radius: 15px;
            margin: 35px auto;
            display: block;
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
            transition: transform 0.5s;
        }
        .featured-image:hover {
            transform: scale(1.01);
        }
        .link-inline {
            color: #009900;
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted #009900;
            padding-bottom: 2px;
        }
        .link-inline:hover {
            color: #0066b3;
            border-bottom-style: solid;
        }
        .quote {
            font-style: italic;
            background: #fff9e6;
            border-radius: 15px;
            padding: 30px;
            margin: 40px 0;
            border-left: 8px solid #ffc107;
            font-size: 1.2rem;
            color: #333;
            position: relative;
        }
        .quote::before {
            content: "“";
            font-size: 4rem;
            color: #ffc107;
            position: absolute;
            top: -10px;
            left: 20px;
        }
        .function-section {
            background: #f8fafc;
            border-radius: 15px;
            padding: 30px;
            margin: 50px 0;
            border: 1px solid #e2e8f0;
        }
        .function-section h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 600px;
            margin-top: 20px;
        }
        .search-form input, .comment-form input, .comment-form textarea {
            padding: 16px 20px;
            border: 2px solid #cbd5e0;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .search-form input:focus, .comment-form input:focus, .comment-form textarea:focus {
            outline: none;
            border-color: #0066b3;
            box-shadow: 0 0 0 3px rgba(0,102,179,0.2);
        }
        .comment-form textarea {
            min-height: 180px;
            resize: vertical;
        }
        .btn {
            background: linear-gradient(90deg, #0066b3 0%, #009900 100%);
            color: white;
            border: none;
            padding: 16px 30px;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(0,102,179,0.4);
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffc107;
            cursor: pointer;
            margin: 15px 0;
        }
        .sidebar h4 {
            color: #0033a0;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e4edf5;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 15px;
            padding-left: 20px;
            position: relative;
        }
        .sidebar-links li::before {
            content: "⚽";
            position: absolute;
            left: 0;
        }
        .sidebar-links a {
            color: #0066b3;
            text-decoration: none;
            transition: color 0.3s;
        }
        .sidebar-links a:hover {
            color: #009900;
            text-decoration: underline;
        }
        footer {
            background: linear-gradient(90deg, #002966 0%, #004d00 100%);
            color: white;
            padding: 50px 0 25px;
            margin-top: 60px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 25px;
            margin-bottom: 40px;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            padding: 20px;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateX(8px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            display: block;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.2);
            font-size: 0.95rem;
            color: #b3d9ff;
        }
        @media (max-width: 1024px) {
            main {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .nav-mobile.active {
                display: flex;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .content {
                padding: 25px;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .footer-links {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .content h2 {
                font-size: 1.6rem;
            }
        }