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

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fafafa;
}

/* Containers */
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* Header */
header {
  background: #f5f5f5;
  border-bottom: 1px solid #ddd;
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

header .logo {
  height: 50px;
}

header nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #333;
  font-weight: bold;
  transition: color 0.3s ease;
}

header nav a:hover {
  color: #666;
}

/* Seções */
section {
  padding: 60px 0;
}

.sobre {
  text-align: center;
  background: #fff;
}

.sobre h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.sobre p {
  max-width: 700px;
  margin: auto;
  font-size: 1.1rem;
  color: #555;
}

/* Catálogo */
.catalogo h2, 
.catalogo h3 {
  text-align: center;
  margin-bottom: 20px;
}

.catalogo .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.catalogo .card {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  text-align: center;
  padding: 15px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.catalogo .card img {
  max-width: 100%;
  border-radius: 5px;
  margin-bottom: 10px;
}

.catalogo .card h4 {
  margin: 10px 0;
  font-size: 1.1rem;
}

.catalogo .card a {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 16px;
  background: #333;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  transition: background 0.3s ease;
}

.catalogo .card a:hover {
  background: #666;
}

.catalogo .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Contato */
.contato {
  background: #f5f5f5;
  text-align: center;
}

.contato a {
  color: #333;
  text-decoration: none;
  font-weight: bold;
}

/* WhatsApp flutuante */
.whatsapp {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: #fff;
  font-size: 1.5rem;
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 50%;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: transform 0.3s ease;
}

.whatsapp:hover {
  transform: scale(1.1);
}

/* Rodapé */
footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 15px 0;
  font-size: 0.9rem;
}