* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Inter', sans-serif;
  background: white;
  color: #222;
  line-height: 1.7;
}
header {
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: center;
}
.container {
  width: 100%;
  max-width: 1100px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
nav a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: #222;
  font-weight: 500;
}
main {
  text-align: center;
  scroll-behavior: smooth;
  padding-bottom: 1.5rem;
  padding: 4rem 2rem 2.5rem 2rem;
}
.hero-logo .logo {
  width: 440px;
  height: auto;
  margin-bottom: 1.8rem;
}
main h1 {
  font-size: 2.4rem;
  color: #4327c5;
  margin-bottom: 1.2rem;
}
.cta-button {
  display: inline-block;
  background: #4327c5;
  color: white;
  padding: 0.9rem 1.8rem;
  font-size: 1rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s ease;
}
.cta-button:hover {
  background: #2e1b92;
}
section.sobre {
  padding: 1.5rem 2rem 1.5rem;
  background: #fafaff;
}
.sobre .container {
  max-width: 800px;
  margin: auto;
  display: flex;
  flex-direction: column;
}
.sobre h2 {
  font-size: 1.5rem;
  color: #4327c5;
  margin: 2.2rem 0 1rem;
  text-align: left;
}
.sobre p, .sobre li {
  font-size: 1.05rem;
  color: #333;
  margin-bottom: 0.8rem;
  text-align: left;
}
.sobre ul {
  padding-left: 1.2rem;
}
footer {
  padding: 2rem;
  background: white;
  border-top: 1px solid #eee;
}
.footer-container {
  max-width: 1100px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  text-align: center;
}
.footer-container div {
  margin: 1rem;
}
h4 {
  font-weight: 600;
  margin-bottom: 0.5rem;
}
@media (max-width: 768px) {
  main h1 {
    font-size: 1.6rem;
  }
  .hero-logo .logo {
    width: 200px;
  }
  .footer-container {
    flex-direction: column;
  }
}