* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  line-height: 1.6;
}

header {
  background: #0f172a;
  color: #fff;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

nav {
  display: flex;
  gap: 20px;
}

nav a {
  color: #fff;
  text-decoration: none;
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

.hero {
  background: linear-gradient(to right, #1e293b, #0ea5e9);
  color: #fff;
  padding: 80px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.hero p {
  margin-bottom: 20px;
}

.btn {
  background: #22c55e;
  color: #fff;
  padding: 10px 20px;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

.section {
  padding: 40px 20px;
  text-align: center;
}

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

.card {
  background: #f1f5f9;
  padding: 20px;
  border-radius: 10px;
  width: 300px;
}

footer {
  background: #0f172a;
  color: #fff;
  text-align: center;
  padding: 20px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  nav {
    display: none;
    flex-direction: column;
    background: #0f172a;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
    padding: 10px;
  }

  nav.active {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

/* BOTÓN WHATSAPP */
.float{
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 25px;
  right: 25px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 2px 2px 10px rgba(0,0,0,.4);
  z-index: 1000;
  transition: 0.3s ease;
}

.float:hover {
  background-color: #ffffff;
  color: #25d366;
  text-decoration: none;
  transform: scale(1.1);
}

.my-float{
  margin-top: 16px;
}