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

body {
  background: #f2f2f2;
  color: #333;
}

/* CONTAINER */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HERO - ESPAÇO EQUILIBRADO */
.hero {
  background: #1a1a1a; 
  position: relative;
  /* 50px no topo dá o espaço ideal sem ser excessivo */
  padding: 50px 0 60px; 
}

.hero-content {
  text-align: center;
  color: #fff;
}

.hero h1 {
  font-size: 2.5rem;
  letter-spacing: 4px;
  /* 50px abaixo do título para a imagem não ficar colada */
  margin-bottom: 50px; 
  text-transform: uppercase;
}

/* IMAGEM PRINCIPAL */
.img-principal {
  width: 90%;
  max-width: 550px;
  height: auto;
  border-radius: 12px;
  /* Margem de 30px abaixo da imagem para o parágrafo */
  margin: 0 auto 30px; 
  display: block;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  border: 2px solid rgba(255, 255, 255, 0.1);
}

.hero p {
  max-width: 700px;
  margin: auto;
  font-size: 1.1rem;
  line-height: 1.5;
  color: #ccc;
}

/* BOTÃO */
.btn {
  display: inline-block;
  margin-top: 30px;
  padding: 15px 35px;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  border-radius: 30px;
  transition: 0.3s;
}

.btn:hover {
  background: #1da851;
  transform: translateY(-2px);
}

/* SEÇÕES */
.section {
  padding: 60px 0;
}

.section h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 40px;
}

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.card {
  background: #fff;
  padding: 35px 20px;
  text-align: center;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  border-bottom: 4px solid #25d366;
}

.card h3 {
  margin-bottom: 12px;
  color: #111;
}

/* FOOTER */
footer {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 40px 20px;
}

footer a {
  color: #25d366;
  text-decoration: none;
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  text-decoration: none;
  box-shadow: 0 5px 20px rgba(0,0,0,0.4);
  z-index: 999;
}