* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
            background: #000;
            color: #fff;
            font-family: 'Segoe UI', Arial, sans-serif;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .btn-login {
            padding: 10px 20px;
            background: linear-gradient(45deg, #ff4444, #cc3333);
            color: #fff;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 500;
            transition: background 0.3s ease;
        }

        .btn-login:hover {
            background: linear-gradient(45deg, #cc3333, #ff4444);
        }

        
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
                justify-content: center;
                padding: 10px 15px;
            }

            .logo {
                margin: 0 auto;
                display: block;
                width: 100px;
                max-height: 80px;
                transform: scale(1.3);
            }

            .hamburger {
                display: block;
                position: absolute;
                right: 15px;
                top: 50%;
                transform: translateY(-50%);
            }

            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #333;
                padding: 15px;
                position: absolute;
                top: 80px;
                left: 0;
                z-index: 999;
            }

            .nav-menu.active {
                display: flex;
            }

            .nav-link, .nav-greeting, .user-menu, .btn-login {
                width: 100%;
                text-align: center;
                padding: 15px 0;
            }
        }

        @media (max-width: 480px) {
            .header-container {
                padding: 8px 10px;
            }

            .hamburger {
                font-size: 20px;
                padding: 8px;
            }
        }

        .container {
            flex: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        .header-section {
            margin-bottom: 30px;
            margin-top: 70px;
            text-align: center;
        }

        .header-section h1 {
            font-size: 2.5em;
            color: #ff4444;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin: 0;
        }

       
        .campeonatos-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            padding-bottom: 15px;
        }

        .champ-card {
            flex: 0 0 auto;
            width: 300px;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 68, 68, 0.3);
            border-radius: 15px;
            overflow: hidden;
            text-decoration: none;
            color: #fff;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
            position: relative;
        }

        .champ-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 25px rgba(255, 68, 68, 0.3);
            border: 1px solid rgba(255, 68, 68, 0.5);
        }

        .champ-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 2px solid #ff4444;
        }

        .champ-date {
            position: absolute;
            top: 10px;
            left: 10px;
            font-size: 0.9rem;
            color: #fff;
            background: rgba(255, 68, 68, 0.7);
            padding: 6px 14px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            gap: 5px;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
        }

        .champ-body {
            padding: 20px;
        }

        .champ-body h3 {
            font-size: 1.3rem;
            margin: 8px 0;
            font-weight: 600;
            color: #fff;
            text-transform: uppercase;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .champ-desc {
            font-size: 0.95rem;
            color: #ccc;
            line-height: 1.5;
            margin-bottom: 15px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .champ-details {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.95rem;
            margin-bottom: 10px;
        }

        .teams-info-alt {
            display: flex;
            align-items: center;
            gap: 5px;
            color: #bbb;
        }

        .teams-info-alt i {
            color: #ff4444;
        }

        .entry-price {
            color: #00ff99;
            font-weight: bold;
            background: rgba(0, 255, 153, 0.1);
            padding: 6px 12px;
            border-radius: 10px;
        }

        .reward-info {
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 0.95rem;
            color: #ffd700;
            font-weight: bold;
            background: rgba(255, 215, 0, 0.1);
            padding: 6px 12px;
            border-radius: 10px;
        }

        .reward-info i {
            color: #ffd700;
        }

        
        @media (max-width: 768px) {
            .container {
                padding: 15px;
            }

            .header-section h1 {
                font-size: 2em;
            }

            .champ-card {
                width: 280px;
            }

            .champ-img {
                height: 180px;
            }

            .champ-body {
                padding: 15px;
            }

            .champ-body h3 {
                font-size: 1.2rem;
            }

            .champ-desc {
                font-size: 0.9rem;
                -webkit-line-clamp: 2;
            }

            .champ-date, .champ-details, .reward-info {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 10px;
            }

            .header-section h1 {
                font-size: 1.5em;
            }

            .champ-card {
                width: 90%;
                max-width: 320px;
            }

            .champ-img {
                height: 160px;
            }

            .champ-body {
                padding: 12px;
            }

            .champ-body h3 {
                font-size: 1.1rem;
            }

            .champ-desc {
                font-size: 0.85rem;
            }

            .champ-date, .champ-details, .reward-info {
                font-size: 0.8rem;
            }
        }

        
        footer {
            background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
            color: #fff;
            padding: 30px 20px;
            border-top: 2px solid #ff4444;
        }

        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            gap: 15px;
        }

        .footer-section {
            flex: 1;
            min-width: 180px;
            margin-bottom: 15px;
        }

        .footer-section h3 {
            font-size: 1.1em;
            margin-bottom: 12px;
            color: #ff4444;
        }

        .footer-section p,
        .footer-section a {
            color: #bbb;
            font-size: 0.85em;
            line-height: 1.6;
            text-decoration: none;
        }

        .footer-section a:hover {
            color: #ff4444;
            text-decoration: underline;
        }

        .footer-section ul {
            list-style: none;
            padding: 0;
        }

        .footer-section ul li {
            margin-bottom: 8px;
        }

        .social-icons {
            display: flex;
            gap: 12px;
        }

        .social-icons a {
            color: #fff;
            font-size: 1.4em;
            transition: color 0.3s ease;
        }

        .social-icons a:hover {
            color: #ff4444;
        }

        .footer-bottom {
            text-align: center;
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #444;
            font-size: 0.75em;
            color: #888;
        }

        .security-card {
            display: inline-flex;
            align-items: center;
            background: linear-gradient(135deg, #2a2a2a, #333333);
            border-radius: 8px;
            padding: 8px 12px;
            margin-top: 12px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .security-card:hover {
            transform: scale(1.05);
            box-shadow: 0 6px 15px rgba(255, 68, 68, 0.2);
        }

        .security-card i {
            color: #ff4444;
            font-size: 1.1em;
            margin-right: 8px;
        }

        .security-card span {
            font-size: 0.85em;
            color: #fff;
        }

        .security-card span .by-diego {
            color: #ff4444;
            font-weight: bold;
        }

        @media (max-width: 768px) {
            footer {
                padding: 20px 15px;
            }

            .footer-container {
                gap: 10px;
            }

            .footer-section {
                min-width: 150px;
            }

            .footer-section h3 {
                font-size: 1em;
            }

            .footer-section p,
            .footer-section a {
                font-size: 0.8em;
            }

            .social-icons a {
                font-size: 1.3em;
            }
        }

        @media (max-width: 480px) {
            footer {
                padding: 15px 10px;
            }

            .footer-section {
                min-width: 100%;
                text-align: center;
            }

            .social-icons {
                justify-content: center;
            }

            .security-card {
                justify-content: center;
            }
        }