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

body {
  background: #000;
  color: #fff;
}

.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
              url('https://images.unsplash.com/photo-1558611848-73f7eb4001a1') center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  color: #ff0000;
}

.hero p {
  margin: 20px 0;
}

.buttons .btn {
  padding: 12px 22px;
  margin: 5px;
  text-decoration: none;
  color: #fff;
  border-radius: 4px;
}

.btn.red {
  background: #ff0000;
}

.btn.dark {
  background: #111;
  border: 1px solid #ff0000;
}

.why {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  padding: 40px;
  gap: 15px;
}

.card {
  background: #111;
  padding: 20px;
  border-left: 4px solid #ff0000;
}

.about, .pricing, .contact {
  padding: 40px;
  text-align: center;
}

.pricing .plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.plan {
  background: #111;
  padding: 20px;
}

.plan span {
  color: #ff0000;
  font-size: 1.3rem;
}

.best {
  border: 2px solid #ff0000;
}

.contact iframe {
  width: 100%;
  height: 250px;
  margin-top: 15px;
  border: none;
}

footer {
  padding: 15px;
  background: #111;
  text-align: center;
  font-size: 0.9rem;
}

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  color: #fff;
  padding: 12px 16px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
}