:root {
            --roxo-principal: #6A0DAD;
            --roxo-claro: #9B59B6;
            --roxo-escuro: #4B0082;
            --branco: #FFFFFF;
            --cinza-claro: #F5F5F5;
            --cinza-escuro: #333333;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            background-color: var(--cinza-claro);
            color: var(--cinza-escuro);
            line-height: 1.6;
        }
        
        header {
            background: linear-gradient(135deg, var(--roxo-principal), var(--roxo-escuro));
            color: var(--branco);
            padding: 2rem 0;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .logo-container {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 1rem;
        }
        
        .logo {
            height: 80px;
            margin-right: 20px;
        }
        
        h1 {
            margin: 0;
            font-size: 2.2rem;
            font-weight: 700;
        }
        
        .subtitle {
            font-size: 1.2rem;
            margin-top: 0.5rem;
            font-weight: 300;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .rainbow-bar {
            height: 6px;
            background: linear-gradient(90deg, 
                #E40303 0%, #FF8C00 20%, #FFED00 40%, 
                #008026 60%, #004DFF 80%, #750787 100%);
            margin-top: 1rem;
        }
        
        nav {
            background-color: var(--roxo-escuro);
            padding: 1rem 0;
            /*
            overflow: hidden;
            position: fixed;
            width: 100%;
             */
                    
        }
        
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: center;
            
        }
        
        nav a {
            color: var(--branco);
            text-decoration: none;
            padding: 0.5rem 1.5rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        nav a:hover {
            background-color: var(--roxo-claro);
            border-radius: 4px;
        }
        
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1.5rem;
        }
        
        .card {
            background-color: var(--branco);
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            padding: 2rem;
            margin-bottom: 2rem;
        }
        
        h2 {
            color: var(--roxo-principal);
            margin-top: 0;
            border-bottom: 2px solid var(--roxo-claro);
            padding-bottom: 0.5rem;
        }
        
        .btn {
            display: inline-block;
            background-color: var(--roxo-principal);
            color: var(--branco);
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        
        .btn:hover {
            background-color: var(--roxo-escuro);
            transform: translateY(-2px);
        }
        
        footer {
            background-color: var(--roxo-escuro);
            color: var(--branco);
            text-align: center;
            padding: 2rem 0;
            margin-top: 2rem;
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 1rem;
        }
        
        .footer-links a {
            color: var(--branco);
            margin: 0 1rem;
            text-decoration: none;
        }
        
        .social-icons {
            margin-top: 1rem;
        }
        
        .social-icons a {
            color: var(--branco);
            margin: 0 0.5rem;
            font-size: 1.5rem;
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            
            .subtitle {
                font-size: 1rem;
            }
            
            .nav-container {
                flex-direction: column;
                align-items: center;
            }
            
            nav a {
                display: block;
                width: 100%;
                text-align: center;
                padding: 0.5rem 0;
            }
        }