/* estilos generales */
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #0b0908;
  color: #e5e0d8;
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* encabezado */
header {
  background: linear-gradient(90deg, #1b120e, #2b1d15);
  padding: 1.5rem;
  text-align: center;
  border-bottom: 2px solid #b68d40;
}
header h1 {
  margin: 0;
  font-size: 2rem;
  color: #d4af37;
  letter-spacing: 1px;
}

/* contenedor principal */
main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

/* caja del formulario */
.auth-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.form-box {
  background-color: #1c1612;
  padding: 2rem 2.5rem;
  border-radius: 15px;
  box-shadow: 0 0 25px rgba(0, 0, 0, 0.7);
  width: 100%;
  max-width: 380px;
  border: 1px solid #3a2c22;
}

h2 {
  color: #d4af37;
  text-align: center;
  margin-bottom: 1.5rem;
}

/* campos */
.campo {
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.3rem;
  font-weight: bold;
  color: #e5e0d8;
}

input {
  width: 100%;
  padding: 0.6rem;
  border-radius: 6px;
  border: 1px solid #4a3a2f;
  background-color: #2a211b;
  color: #f1ede6;
}

input:focus {
  outline: none;
  border-color: #b68d40;
  box-shadow: 0 0 5px #b68d40;
}

/* botón */
.btn {
  width: 100%;
  background-color: #b68d40;
  color: #1a120b;
  border: none;
  padding: 0.8rem;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.btn:hover {
  background-color: #d4af37;
  transform: translateY(-2px);
}

/* enlace de cambio */
.toggle-text {
  text-align: center;
  margin-top: 1rem;
  color: #c2b59b;
  font-size: 0.95rem;
}

.toggle-text a {
  color: #d4af37;
  text-decoration: none;
  margin-left: 0.3rem;
  font-weight: bold;
}

.toggle-text a:hover {
  text-decoration: underline;
}

/* animación de cambio */
.hidden {
  display: none;
}

/* pie de página */
footer {
  text-align: center;
  padding: 1rem;
  border-top: 1px solid #3a2c22;
  background-color: #1b120e;
  color: #a78f7b;
  font-size: 0.9rem;
}