/* Garante que html e body ocupem toda altura */
html, body {
  height: 100%;
  margin: 0;
  font-family: Arial, sans-serif;
}

/* Autofill do navegador */
input:-webkit-autofill {
  box-shadow: 0 0 0px 1000px rgba(255,255,255,0.1) inset !important;
  -webkit-text-fill-color: rgb(3,3,3) !important;
  transition: background-color 5000s ease-in-out 0s;
}

/* Fundo com gradiente vibrante */
body {
  background: linear-gradient(90deg, #3cb1e7 0%, #93c5dd 100%) !important;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 0.5rem;
  box-sizing: border-box;
}

/* Card ultra compacto com glassmorphism */
.login-card {
  background-color: rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  width: 100%;
  max-width: 300px; /* ainda menor */
  padding: 1.5rem 1rem;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.25);
  text-align: center;
  box-sizing: border-box;
}

/* Logo compacta */
.logo-login {
  width: 45%;
  max-width: 80px;
  height: auto;
  display: block;
  margin: 0 auto 1rem auto;
}

/* Inputs compactos e centralizados */
.login-input {
  width: 85%;
  background-color: rgba(248, 248, 248, 0.95);
  color: black;
  border: none;
  border-radius: 6px;
  padding: 8px 10px; /* menor altura */
  margin: 0.5rem auto;
  display: block;
  transition: background-color 0.3s ease;
}

/* Placeholder com transição de opacidade */
.login-input::placeholder {
  color: rgb(102, 100, 100);
  transition: opacity 0.3s ease;
}
.login-input:focus::placeholder {
  opacity: 0;
}
.login-input:focus {
  background-color: white;
  color: black;
  outline: none;
}

/* Botão compacto e centralizado */
button[type="submit"], .btn-entrar {
  background-color: #0682b3;
  color: white;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  width: 55%;
  max-width: 150px;
  padding: 8px 0;
  margin: 1rem auto 0 auto;
  display: block;
  transition: background-color 0.3s ease;
  cursor: pointer;
}

button[type="submit"]:hover,
.btn-entrar:hover {
  background-color: #04272c;
}

/* Responsividade ultra compacta */
@media (max-width: 400px) {
  .login-card {
    padding: 1rem 0.8rem;
  }
  .logo-login {
    width: 55%;
  }
  .login-input {
    width: 90%;
  }
  button[type="submit"], .btn-entrar {
    width: 100%;
  }
}