:root {
  --bg-dark: #0d1b2a;
  --bg-light: #1b263b;
  --primary: #1e90ff;
  --text: #e0e1dd;
  --accent: #ffc857;
}

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

body {
  font-family: "Poppins", sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--bg-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}
.logo span {
  color: var(--primary);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

.hero {
  text-align: center;
  padding: 5rem 2rem;
}

.hero h2 {
  font-size: 2rem;
}

.hero h2 span {
  color: var(--primary);
}

.hero p {
  margin: 1rem 0;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 30px;
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover {
  background: var(--accent);
  color: var(--bg-dark);
}

main section {
  padding: 3rem 2rem;
  text-align: center;
}

.projetos .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--bg-light);
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  transition: 0.3s;
}

.card:hover {
  transform: scale(1.05);
}
.hero h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
}

.card h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
}

main section p {
  font-size: clamp(0.9rem, 2vw, 1rem);
}
.card h3 {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.btn-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--primary);
  font-weight: bold;
  text-decoration: none;
  transition: 0.3s;
}

.btn-link:hover {
  color: var(--accent);
}

.contato a {
  color: var(--accent);
  text-decoration: none;
}

footer {
  text-align: center;
  padding: 1rem;
  background: var(--bg-light);
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .nav-links {
    flex-direction: column;
    gap: 1rem;
    background: var(--bg-light);
    position: absolute;
    top: 60px;
    right: 0;
    width: 100%;
    display: none;
  }
  .hero {
    padding: 3rem 1rem;
  }

  .hero h2 {
    font-size: 1.5rem;
  }

  .hero p {
    font-size: 0.9rem;
  }

  .btn {
    padding: 0.6rem 1.2rem;
  }
}

@media (max-width: 400px) {
  .projetos .grid {
    grid-template-columns: 1fr; /* 1 coluna só */
  }

  .card {
    padding: 1rem;
  }
}