:root {
--verde: #2e7d32;
--escuro: #121212;
}

body {
margin: 0;
font-family: Arial, sans-serif;
background: #f5f5f5;
transition: 0.3s;
}

/* HEADER */
header {
background: var(--verde);
color: white;
padding: 10px;
}

.controls button {
margin: 5px;
padding: 6px 10px;
cursor: pointer;
}

/* HERO */
.hero {
text-align: center;
padding: 60px;
background: url('https://images.unsplash.com/photo-1464226184884-fa280b87c399') center;
background-size: cover;
color: white;
}

/* LINKS */
.links a {
display: inline-block;
margin: 10px;
padding: 10px;
background: green;
color: white;
text-decoration: none;
border-radius: 5px;
}

.links a:hover {
background: darkgreen;
}

/* FORM E SIMULADOR */
.form-section, .simulador {
text-align: center;
padding: 20px;
}

/* DADOS */
.dados {
display: flex;
justify-content: space-around;
background: var(--verde);
color: white;
padding: 30px;
}

/* GALERIA */
.galeria {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 15px;
padding: 20px;
}

.galeria img {
width: 300px;
height: 200px;
object-fit: cover;
border-radius: 12px;
transition: 0.3s;
}

.galeria img:hover {
transform: scale(1.05);
}

/* LINKS EXTERNOS */
.links-externos {
text-align: center;
padding: 20px;
}

.links-externos button {
margin: 10px;
padding: 10px;
cursor: pointer;
}

/* RESPONSIVO */
@media (max-width: 768px) {
.dados {
flex-direction: column;
text-align: center;
}

```
.galeria img {
    width: 90%;
}
```

}

/* DARK MODE */
.dark {
background: var(--escuro);
color: white;
}

.dark header {
background: #1e1e1e;
}

.dark .dados {
background: #333;
}