body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f6f6f6;
}

/* NAVBAR */
.navbar {
    background: #333;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 30px;
}

.navbar a {
    color: white;
    text-decoration: none;
    font-size: 17px;
}

.nav-link.active {
    font-weight: bold;
    border-bottom: 2px solid white;
}

.nav-logo {
    height: 55px;
    background: white;
    padding: 4px;
    border-radius: 5px;
}

/* HERO */
.hero {
    background: url('../images/siteemconstrucao.jpg') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 70px 20px;
    text-shadow: 0 0 10px rgba(0,0,0,0.7);
}

/* GRID DOS SERVIÇOS */
.services-container {
    max-width: 1100px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    padding: 0 20px;
}

/* CARTÕES */
.service-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    overflow: hidden;
    transition: transform 0.2s;
}

.service-card:hover {
    transform: scale(1.03);
}

.service-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.service-card h3 {
    margin: 15px;
    font-size: 20px;
    color: #222;
}

.service-card p {
    margin: 0 15px 20px;
    color: #555;
    line-height: 1.5;
}

/* FOOTER */
.footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}