body {
    margin: 0;
    font-family: 'Roboto', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Cabeçalho */
header {
    background: linear-gradient(135deg, #4a90e2, #50b3a2);
    color: white;
    padding: 1.5rem 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    font-weight: bold;
    letter-spacing: 1px;
}

header p {
    margin: 0.5rem 0 0;
    font-size: 1.2rem;
    font-style: italic;
}

/* Navegação */
nav {
    background: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

nav ul li {
    padding: 1rem 0;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #4a90e2;
}

/* Seções */
section {
    padding: 3rem 2rem;
    max-width: 1200px;
    margin: auto;
}

section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #4a90e2;
}

section p {
    text-align: justify;
    font-size: 1.1rem;
    margin: 1rem 0;
}

/* Rodapé */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: 2rem;
}

footer p {
    margin: 0;
    font-size: 0.9rem;
}

footer a {
    color: #50b3a2;
    text-decoration: none;
    font-weight: 500;
}

footer a:hover {
    text-decoration: underline;
}