* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont;
  background: #f2f4f7;
  min-height: 100vh;
}

.app {
  max-width: 420px;
  margin: auto;
  padding: 24px;
}

h1 {
  margin: 0;
  text-align: center;
}

.subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 20px;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.08);
}

label {
  font-size: 14px;
  margin-top: 12px;
  display: block;
}

input {
  width: 100%;
  padding: 12px;
  margin-top: 6px;
  border-radius: 10px;
  border: 1px solid #ddd;
  font-size: 16px;
}

button {
  margin-top: 20px;
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: rgb(255, 138, 21); /* LARANJA PERSONALIZADO */
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

button:hover {
  background: rgb(230, 120, 15); /* leve escurecimento */
}

button:active {
  transform: scale(0.98);
}


.resultado {
  margin-top: 20px;
  background: #fff;
  padding: 18px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.08);
  font-size: 15px;
}
 .btn-limpar {
  margin-top: 10px;
  width: 100%;
  padding: 12px;
  border: 2px solid rgb(255, 138, 21);
  border-radius: 12px;
  background: transparent;
  color: rgb(255, 138, 21);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-limpar:hover {
  background: rgb(255, 138, 21);
  color: #ffffff;
}