/* === ESTILO BASE === */
* {
    box-sizing: border-box;
  }
  
  body {
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
    background-color: #111;
    background-image: url('../img/registro_body.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: #fff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  /* === CONTENEDOR PRINCIPAL === */
  .acceso-container {
    flex: 1;
    width: 100%;
    max-width: 460px;
    margin: 60px auto 30px;
    padding: 40px 30px;
    background-color: rgba(0, 0, 0, 0.9);
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    text-align: center;
  }
  
  /* === LOGO === */
  .logo-login {
    width: 100px;
    margin-bottom: 25px;
    filter: drop-shadow(0 0 5px #d47c2c);
  }
  
  /* === TÍTULO === */
  h1 {
    font-size: 2rem;
    color: #d47c2c;
    margin-bottom: 30px;
  }
  
  /* === MENSAJES === */
  .mensaje {
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
  }
  
  .mensaje.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
  }
  
  .mensaje.exito {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
  }
  
  /* === FORMULARIO === */
  form {
    text-align: left;
  }
  
  .form-group {
    margin-bottom: 20px;
  }
  
  label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #d47c2c;
    font-size: 0.95rem;
  }
  
  input {
    width: 100%;
    padding: 10px 14px;
    border-radius: 6px;
    border: 1px solid #444;
    background-color: #222;
    color: #fff;
    font-size: 1rem;
  }
  
  input:focus {
    border-color: #d47c2c;
    outline: none;
  }
  
  /* === BOTÓN ENVIAR === */
  .btn-submit {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 30px;
    background-color: #d47c2c;
    color: #fff;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
  }
  
  .btn-submit:hover,
  .btn-submit:focus {
    background-color: #e88c40;
    box-shadow: 0 4px 10px rgba(232, 140, 64, 0.6);
    outline: none;
  }
  
  /* === BOTÓN CANCELAR === */
  .btn-cancelar {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 25px;
    border: 2px solid #d47c2c;
    border-radius: 30px;
    background-color: transparent;
    color: #d47c2c;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
    text-align: center;
  }
  
  .btn-cancelar:hover,
  .btn-cancelar:focus {
    background-color: #d47c2c;
    color: #fff;
    outline: none;
  }
  
  /* === ENLACES === */
  .registro-link,
  .enlace-recuperar {
    margin-top: 20px;
    font-size: 0.95rem;
    text-align: center;
    color: #d47c2c;
    text-decoration: underline;
  }
  
  .registro-link:hover,
  .enlace-recuperar:hover {
    color: #fff;
  }
  
  /* === FOOTER === */
  .footer {
    background-color: #0b0b0b;
    color: #aaa;
    padding: 20px;
    font-size: 0.85rem;
    text-align: center;
    margin-top: 40px;
  }
  
  .footer a {
    color: #d47c2c;
    text-decoration: none;
    margin: 0 5px;
    transition: color 0.3s;
  }
  
  .footer a:hover {
    color: #fff;
  }
  
  /* === RESPONSIVE === */
  @media (max-width: 480px) {
    .acceso-container {
      padding: 30px 20px;
      margin: 40px auto 20px;
    }
  
    .logo-login {
      width: 80px;
    }
  
    h1 {
      font-size: 1.6rem;
    }
  
    .btn-submit,
    .btn-cancelar {
      font-size: 0.95rem;
    }
  }