body {
    background: #f5f8fb;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.bandeira {
    height: 70px;
    margin-bottom: 10px;
}

h1 {
    font-size: 2rem;
    color: #004085;
    font-weight: 700;
}

.intro {
    font-size: 1.1rem;
    color: #333;
    max-width: 700px;
    margin: 0 auto 30px auto;
}

.btn-large {
    padding: 30px;
    font-size: 1.3rem;
    border-radius: 15px;
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-block;
}

.btn-large i {
    font-size: 2rem;
    margin-bottom: 8px;
}

.btn-large:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Cores personalizadas */
.btn-fale {
    background: #007bff;
}

.btn-ouvidoria {
    background: #28a745;
}

.btn-saude {
    background: #dc3545;
}

footer {
    margin-top: 60px;
    background: #f8f9fa;
}