/* Reset e fontes */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
}

/* Cabeçalho */
header {
    background-color: #27ae60;
    color: #fff;
    padding: 15px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo h1 {
    font-size: 1.8rem;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.menu-toggle {
    display: none;
    font-size: 2rem;
    cursor: pointer;
}

/* Banner */
.banner {
    text-align: center;
    position: relative;
}

.banner img {
    width: 100%;
    height: auto;
    display: block;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    background-color: rgba(39, 174, 96, 0.7);
    padding: 20px;
    border-radius: 10px;
}

.banner-content h2 {
    font-size: 2.5rem;
}

.banner-content p {
    font-size: 1.2rem;
}

/* Seções */
section {
    padding: 60px 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #27ae60;
}

/* Tecnologias */
.tecnologias .cards {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.card {
    background-color: #ecf0f1;
    border-radius: 10px;
    padding: 20px;
    width: 250px;
    text-align: center;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
}

.card img {
    margin-bottom: 15px;
}

/* Impacto Ambiental */
.impact-cards {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.impact-card {
    background-color: #ecf0f1;
    border-radius: 10px;
    padding: 20px;
    width: 250px;
    text-align: center;
}

/* Rodapé */
footer {
    background-color: #27ae60;
    color: #fff;
    padding: 40px 20px 20px 20px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-info, .footer-social {
    margin-bottom: 20px;
}

.footer-social a {
    display: block;
    color: #fff;
    text-decoration: none;
    margin-bottom: 5px;
}

.footer-copy {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
}

/* Responsivo */
@media (max-width: 768px) {
    nav ul {
        display: none;
        flex-direction: column;
        gap: 0;
    }

    nav ul li {
        margin: 10px 0;
    }

    .menu-toggle {
        display: block;
    }

    .tecnologias .cards, .impact-cards {
        flex-direction: column;
        align-items: center;
    }

    .banner-content h2 {
        font-size: 2rem;
    }
}