* { 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: linear-gradient(135deg, #f5f7fa 0%, #e4e8ed 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        h1, h2, h3, h4 { color: #2c3e50; font-weight: 800; margin-bottom: 1rem; }
        h1 { font-size: clamp(2.5rem, 5vw, 3.8rem); text-align: center; margin-top: 1.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); border-left: 5px solid #3498db; padding-left: 15px; margin-top: 2.5rem; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.9rem); color: #2980b9; margin-top: 2rem; }
        h4 { font-size: 1.3rem; color: #16a085; margin-top: 1.5rem; }
        p { margin-bottom: 1.2rem; font-size: 1.1rem; text-align: justify; }
        a { color: #3498db; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #e74c3c; }
        strong { color: #c0392b; }
        em { color: #8e44ad; }
        .highlight { background-color: #fffacd; padding: 0 5px; border-radius: 3px; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        main { flex: 1; }
        header {
            background: linear-gradient(to right, #1a2980, #26d0ce);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Impact', fantasy;
            font-size: 2.2rem;
            font-weight: bold;
            color: #fff;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .my-logo a { color: inherit; }
        .my-logo span { color: #f1c40f; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .main-nav a:hover {
            background-color: rgba(255,255,255,0.15);
            color: #f1c40f;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: #1a2980;
                padding: 1rem;
                transform: translateY(-150%);
                transition: transform 0.4s ease;
                z-index: 999;
            }
            .main-nav.active {
                transform: translateY(0);
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.95rem;
            color: #7f8c8d;
            background-color: #f8f9fa;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a { color: #7f8c8d; }
        .breadcrumb a:hover { color: #3498db; }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 { margin-top: 0; }
        .featured-img {
            width: 100%;
            max-width: 800px;
            margin: 2rem auto;
            text-align: center;
        }
        .featured-img img {
            width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s;
        }
        .featured-img img:hover {
            transform: scale(1.02);
        }
        .img-caption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .interactive-box {
            background: white;
            padding: 1.8rem;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            border-left: 4px solid #3498db;
        }
        .interactive-box h3 { margin-top: 0; }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(to right, #3498db, #2980b9);
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        button:hover {
            background: linear-gradient(to right, #2980b9, #1c5a7a);
        }
        .rating {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #f1c40f;
            margin: 10px 0;
        }
        .star { cursor: pointer; }
        .related-links {
            background: #e8f4fc;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .related-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 10px;
        }
        .related-links li {
            padding: 8px 0;
            border-bottom: 1px dashed #bdc3c7;
        }
        .related-links a:before {
            content: "⚽ ";
            margin-right: 5px;
        }
        footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #f1c40f;
            border-left: none;
            padding-left: 0;
        }
        friend-link {
            display: block;
            padding: 8px 0;
            border-bottom: 1px dotted #7f8c8d;
        }
        friend-link a { color: #ecf0f1; }
        friend-link a:hover { color: #f1c40f; }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #bdc3c7;
        }
        .text-center { text-align: center; }
        .last-updated {
            font-size: 0.9rem;
            color: #7f8c8d;
            text-align: right;
            padding: 10px 0;
            border-top: 1px solid #eee;
            margin-top: 2rem;
        }
        .tag {
            display: inline-block;
            background: #e0f7fa;
            color: #00796b;
            padding: 3px 10px;
            border-radius: 15px;
            font-size: 0.85rem;
            margin-right: 5px;
            margin-bottom: 5px;
        }