:root {
  --graphite: #2c302e;
  --lavender-mist: #f8f1ff;
  --aquamarine: #16f4d0;
  --soft-periwinkle: #8e94f2;
  --golden-glow: #ead637;
}

body {
  background: linear-gradient(135deg, var(--lavender-mist), var(--soft-periwinkle));
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  border: none;
  border-radius: 14px;
  width: 380px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.card-title {
  color: var(--graphite);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
}

#cep {
  border-radius: 8px;
  border: 1px solid #ccc;
  padding: 8px;
  width: 100%;
}

#cep:focus {
  outline: none;
  border-color: var(--aquamarine);
  box-shadow: 0 0 0 3px rgba(22,244,208,0.25);
}

.btn-primary {
  background-color: var(--aquamarine);
  border: none;
  color: var(--graphite);
  font-weight: 600;
}

.btn-primary:hover {
  background-color: var(--soft-periwinkle);
  color: white;
}

.list-group-item {
  border: none;
  border-bottom: 1px solid #eee;
  font-size: 0.95rem;
}

.list-group-item:last-child {
  border-bottom: none;
}

.alert-danger {
  background-color: var(--golden-glow);
  border: none;
  color: var(--graphite);
  font-weight: 500;
}