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

body {
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  color: #222;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 20px;
}

.header {
  background: #1e3a8a;
  color: white;
  text-align: center;
  padding: 30px 20px;
}

.empresa-nome {
  font-size: 32px;
}

.empresa-slogan {
  margin-top: 8px;
  font-size: 14px;
  opacity: 0.8;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  background: #0f172a;
  padding: 10px;
}

.nav button {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

.secao {
  margin-top: 30px;
}

.produto {
  background: white;
  padding: 12px;
  margin-bottom: 10px;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.produto button {
  background: #1e3a8a;
  color: white;
  border: none;
  padding: 6px 10px;
  cursor: pointer;
}

.carrinho-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #facc15;
  border: none;
  padding: 12px 18px;
  border-radius: 30px;
  cursor: pointer;
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
}

.modal {
  display: none;
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  width: 100%;
  max-width: 500px;
  padding: 20px;
  border-radius: 12px 12px 0 0;
}