* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(135deg, #0f172a, #020617);
  color: #f1f5f9;
  line-height: 1.6;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  letter-spacing: 2px;
}

header img {
  margin-top: 10px;
  border-radius: 50%; /* bordas arredondadas */
}

section:nth-of-type(1) {
  text-align: center;
  margin-bottom: 50px;
}

section:nth-of-type(1) h2 {
  font-size: 2rem;
  margin-bottom: 10px;
}

section:nth-of-type(1) p {
  margin-bottom: 20px;
}

button {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  border: none;
  padding: 12px 25px;
  font-size: 1rem;
  color: white;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

section:nth-of-type(2) {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 50px;
  text-transform: uppercase;
}

section:nth-of-type(2) h3 {
  background: #111827;
  padding: 15px 25px;
  border-radius: 10px;
  transition: 0.3s;
}

section:nth-of-type(2) h3:hover {
  background: #22c55e;
}

section:nth-of-type(3) {
  text-align: center;
  margin-bottom: 50px;
}

section:nth-of-type(3) img {
  max-width: 100%;
  border-radius: 12px;
  margin-bottom: 15px;
}

section:nth-of-type(4) {
  max-width: 800px;
  margin: auto;
  text-align: center;
  margin-bottom: 50px;
}

section:nth-of-type(5) {
  text-align: center;
  margin-bottom: 50px;
}

section:nth-of-type(5) ul {
  list-style: none;
  margin-top: 20px;
}

section:nth-of-type(5) li {
  background: #111827;
  margin: 10px auto;
  padding: 12px;
  border-radius: 8px;
  max-width: 400px;
}

section:nth-of-type(6) {
  text-align: center;
  margin-bottom: 50px;
}

section:nth-of-type(6) div {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 20px;
}

section:nth-of-type(6) div h3 {
  background: #020617;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid #334155;
}

section:nth-of-type(6) div p {
  margin-top: 10px;
  font-size: 1.2rem;
  color: #22c55e;
}

section:nth-of-type(7) {
  text-align: center;
  max-width: 700px;
  margin: auto;
  margin-bottom: 40px;
}

footer {
  text-align: center;
  border-top: 1px solid #334155;
  padding-top: 20px;
  opacity: 0.7;
}

@media (max-width: 768px) {
  section:nth-of-type(2) {
    flex-direction: column;
    align-items: center;
  }

  section:nth-of-type(6) div {
    flex-direction: column;
    align-items: center;
  }

  header h1 {
    font-size: 2rem;
  }
}