/* Fuente moderna */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&display=swap");

body {
  font-family: "Inter", sans-serif;
  background: linear-gradient(135deg, #4b79a1, #283e51);
  min-height: 100vh;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

/* Tarjeta */
.card {
  background: #fff;
  padding: 30px 25px;
  border-radius: 18px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  width: 100%;
  max-width: 380px;
}

/* Título */
.card h1 {
  text-align: center;
  font-weight: 600;
  margin-bottom: 25px;
  font-size: 24px;
}

/* Contenedor de inputs */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* Labels */
.input-group label {
  font-size: 14px;
  font-weight: 600;
  color: #333;
}

/* Inputs */
.input-group input {
  padding: 12px;
  font-size: 18px;
  border: 2px solid #ddd;
  border-radius: 10px;
  transition: 0.2s;
}

.input-group input:focus {
  border-color: #4b79a1;
  outline: none;
  box-shadow: 0 0 4px rgba(75, 121, 161, 0.4);
}

/* Estado o mensaje */
#status {
  text-align: center;
  margin-top: 15px;
  font-size: 14px;
  color: #444;
}

.input-with-flag {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 2px solid #ddd;
  border-radius: 10px;
  padding: 10px 12px;
}

.input-with-flag:focus-within {
  border-color: #4b79a1;
  box-shadow: 0 0 4px rgba(75, 121, 161, 0.4);
}

.input-with-flag input {
  border: none;
  outline: none;
  font-size: 18px;
  width: 100%;
}

.flag {
  font-size: 24px;
}

/* === Estilos compactos para pantallas pequeñas === */
@media (max-width: 480px) {

  body {
    padding: 10px;
  }

  .card {
    padding: 20px 18px;
    border-radius: 14px;
  }

  .card h1 {
    font-size: 20px;
    margin-bottom: 18px;
  }

  .input-group {
    gap: 10px;
  }

  label {
    font-size: 12px;
  }

  .input-with-flag {
    padding: 8px 10px;
    gap: 6px;
  }

  .flag {
    font-size: 20px;
  }

  .symbol {
    font-size: 16px;
  }

  .input-with-flag input {
    font-size: 16px;
    padding: 6px 0;
  }

  #status {
    font-size: 12px;
  }
}

.action-btn {
  width: 100%;
  background: #4b79a1;
  color: white;
  border: none;
  padding: 12px;
  border-radius: 10px;
  font-size: 16px;
  margin-top: 15px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.2s;
}

.action-btn:hover {
  background: #3a607f;
}

.action-btn:active {
  transform: scale(0.97);
}

@media (max-width: 480px) {
  .action-btn {
    padding: 8px;
    font-size: 14px;
    border-radius: 8px;
    margin-top: 8px;
  }
}

#footer-rates {
  margin-top: 20px;
  font-size: 14px;
  background: #f5f5f5;
  padding: 12px;
  border-radius: 10px;
  color: #333;
}

#footer-rates p {
  margin: 4px 0;
}