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

body {
  background: #f9f9f9;
  color: #222;
}

.hero {
  background: linear-gradient(120deg, #000, #333);
  color: white;
  text-align: center;
  padding: 80px 20px;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 25px;
}

.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
}

.btn-primary {
  background: #25d366;
  color: white;
}

.btn-secondary {
  background: #000;
  color: white;
}

section {
  padding: 60px 20px;
  text-align: center;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap: 15px;
  margin-top: 30px;
}

.services ul {
  list-style: none;
  margin: 20px 0;
}

.services li {
  padding: 8px 0;
}

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  color: white;
  font-size: 30px;
  padding: 15px;
  border-radius: 50%;
  text-decoration: none;
}

footer {
  background: #000;
  color: white;
  padding: 15px;
  text-align: center;
}