* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e3c72, #2a5298);
            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-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #FFD700, #FFFFFF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .search-box {
            display: flex;
            border-radius: 30px;
            overflow: hidden;
            background: white;
            min-width: 280px;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 12px 20px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: #ff6b00;
            color: white;
            border: none;
            padding: 0 20px;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #e55a00;
        }
        .main-nav {
            background-color: #0d2a5c;
            margin-top: 1rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-list li {
            position: relative;
        }
        .nav-list a {
            display: block;
            padding: 15px 22px;
            color: #e0e0e0;
            font-weight: 500;
            border-right: 1px solid rgba(255,255,255,0.05);
        }
        .nav-list a:hover, .nav-list a.active {
            color: #FFD700;
            background-color: rgba(255, 255, 255, 0.05);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 5px 10px;
        }
        .breadcrumb {
            padding: 15px 20px;
            background-color: #e9ecef;
            font-size: 0.9rem;
            color: #555;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: #2a5298;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
        }
        .article-header {
            margin-bottom: 35px;
            border-bottom: 2px solid #f0f0f0;
            padding-bottom: 20px;
        }
        .article-header h1 {
            font-size: 2.6rem;
            color: #1e3c72;
            line-height: 1.2;
            margin-bottom: 15px;
        }
        .meta {
            color: #666;
            font-size: 0.95rem;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-body h2 {
            font-size: 2rem;
            color: #2a5298;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 8px;
            border-bottom: 2px dashed #eaeaea;
        }
        .article-body h3 {
            font-size: 1.6rem;
            color: #333;
            margin: 2rem 0 1rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-body strong {
            color: #1e3c72;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f8f9ff, #e9eeff);
            border-left: 5px solid #2a5298;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
            box-shadow: 0 4px 8px rgba(0,0,0,0.03);
        }
        .related-links {
            margin: 25px 0;
            padding: 20px;
            background-color: #f0f7ff;
            border-radius: 10px;
        }
        .related-links ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }
        .related-links a {
            background: white;
            padding: 10px 20px;
            border-radius: 30px;
            border: 1px solid #c5d8ff;
            font-size: 0.95rem;
            color: #2a5298;
        }
        .related-links a:hover {
            background: #2a5298;
            color: white;
            border-color: #2a5298;
        }
        .groups-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .group-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            border: 1px solid #eaeaea;
        }
        .group-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
        }
        .group-header {
            background: linear-gradient(to right, #1e3c72, #2a5298);
            color: white;
            padding: 18px;
            text-align: center;
            font-size: 1.4rem;
            font-weight: 700;
            letter-spacing: 1px;
        }
        .group-teams {
            padding: 20px;
        }
        .team-row {
            display: flex;
            align-items: center;
            padding: 12px 10px;
            border-bottom: 1px solid #f0f0f0;
        }
        .team-row:last-child {
            border-bottom: none;
        }
        .team-flag {
            width: 32px;
            height: 24px;
            object-fit: cover;
            border-radius: 2px;
            margin-right: 15px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .team-name {
            flex: 1;
            font-weight: 600;
        }
        .team-code {
            background: #f1f1f1;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.9rem;
            font-weight: 700;
            color: #555;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.05);
        }
        .widget-title {
            font-size: 1.4rem;
            color: #1e3c72;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eaeaea;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget-title i {
            color: #ff6b00;
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: #444;
        }
        .form-control {
            padding: 14px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #2a5298;
            outline: none;
            box-shadow: 0 0 0 3px rgba(42, 82, 152, 0.1);
        }
        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 10px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #FFD700;
        }
        .btn-submit {
            background: linear-gradient(to right, #2a5298, #1e3c72);
            color: white;
            border: none;
            padding: 16px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: opacity 0.3s;
        }
        .btn-submit:hover {
            opacity: 0.9;
        }
        site-footer {
            background: #0d2a5c;
            color: #ddd;
            padding: 60px 0 30px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #FFD700;
            margin-bottom: 20px;
        }
        .footer-links h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #b0b0b0;
        }
        .footer-links a:hover {
            color: #FFD700;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            border-radius: 8px;
            padding: 20px;
            margin-top: 30px;
        }
        friend-link h4 {
            color: white;
            margin-bottom: 15px;
            font-size: 1.2rem;
        }
        friend-link a {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            color: #FFD700;
            padding: 10px 20px;
            border-radius: 6px;
            margin: 5px;
        }
        friend-link a:hover {
            background: rgba(255,255,255,0.2);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                gap: 20px;
                align-items: stretch;
            }
            .search-box {
                width: 100%;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 20px;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
            }
            .nav-list.active {
                display: flex;
            }
            .nav-list li {
                width: 100%;
                border-right: none;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }
            .article-content {
                padding: 25px;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .groups-container {
                grid-template-columns: 1fr;
            }
            .widget {
                padding: 20px;
            }
            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .highlight {
            background-color: #fffacd;
            padding: 3px 6px;
            border-radius: 4px;
        }
        .divider {
            height: 1px;
            background: linear-gradient(to right, transparent, #ccc, transparent);
            margin: 2rem 0;
        }