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

body {
  font-family: 'Poppins', sans-serif;
  background-color: #0a0a0a;
  color: #ffffff;
  line-height: 1.6;
}

.background-light {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 30%, #00ffabcc, transparent 60%),
              radial-gradient(circle at 70% 70%, #00c37a80, transparent 60%);
  z-index: -1;
  animation: pulse 10s infinite alternate;
  filter: blur(100px);
  opacity: 0.4;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.05);
  }
}

header {
  background-color: #0f0f0f;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 10;
}

nav a {
  color: white;
  text-decoration: none;
  margin-left: 20px;
  font-weight: 500;
}

nav a:hover {
  color: #00c37a;
}

/* HERO */
.hero {
  padding: 50px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #00c37a;
}

.hero p {
  max-width: 600px;
  margin: 0 auto 1rem;
  color: #ccc;
}

.hero .btns {
  margin-top: 1rem;
}

.hero .btns a {
  text-decoration: none;
  color: white;
  border: 1px solid #00c37a;
  padding: 10px 20px;
  margin: 0 10px;
  border-radius: 5px;
  transition: background 0.3s;
}

.hero .btns a:hover {
  background-color: #00c37a;
  color: #000;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 25px 0px;
  text-align: center;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #00c37a;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.card {
  background-color: #1a1a1a;
  border: 1px solid #333;
  padding: 20px;
  border-radius: 10px;
  width: 300px;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card h3 {
  color: #ffffff;
  margin-bottom: 20px;
}

.card p {
  color: #aaa;
}

.contato-formulario {
  max-width: 500px;
  margin: 0 auto;
  text-align: left;
}

.contato-formulario label {
  display: block;
  margin: 15px 0 5px;
}

.contato-formulario input,
.contato-formulario textarea {
  width: 100%;
  padding: 10px;
  background: #1a1a1a;
  border: 1px solid #333;
  color: white;
  border-radius: 5px;
}

.contato-formulario button {
  margin-top: 15px;
  padding: 10px 20px;
  background: #00c37a;
  border: none;
  color: #000;
  font-weight: bold;
  cursor: pointer;
  border-radius: 5px;
}

.contato-formulario button:hover {
  background: #009f5a;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: #0f0f0f;
  font-size: 0.9rem;
  color: #555;
}

@media (max-width: 768px) {
  .cards {
    flex-direction: column;
    align-items: center;
  }

  .hero h1 {
    font-size: 2rem;
  }
}