/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

header {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
}

main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.content {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.content h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
    text-align: center;
    font-size: 2rem;
}

.features {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.feature-box {
    flex: 1;
    min-width: 200px;
    margin: 1rem;
    padding: 1.5rem;
    background: #ecf0f1;
    border-radius: 5px;
    text-align: center;
}

footer {
    text-align: center;
    padding: 1.5rem;
    background: #2c3e50;
    color: white;
    position: fixed;
    bottom: 0;
    width: 100%;
}

/* Responsividade */
@media (max-width: 768px) {
    .features {
        flex-direction: column;
    }
    
    header h1 {
        font-size: 2rem;
    }
}