body {
  margin: 0;
  background: linear-gradient(
    135deg,
    var(--cor-header) 0%,
    var(--cor-botao) 100%
  );
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  color: var(--cor-texto-principal);
}

#login-box {
  background-color: var(--cor-fundo-principal);
  padding: 44px 34px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16);
  width: 100%;
  max-width: 360px;
  text-align: center;
}

.login-logo {
  width: 84px;
  height: 84px;
  margin: 0 auto 18px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.login-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#login-box h2 {
  margin: 0 0 30px;
  font-size: 22px;
  font-weight: 700;
  color: var(--cor-header);
}

input,
button {
  width: 100%;
  padding: 12px 14px;
  margin: 10px 0;
  border-radius: 10px;
  font-size: 16px;
  box-sizing: border-box;
}

input {
  border: 1px solid var(--cor-borda);
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--cor-botao);
  box-shadow: 0 0 0 3px rgba(69, 141, 127, 0.18);
}

button {
  background-color: var(--cor-botao);
  border: none;
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

button:hover {
  background-color: var(--cor-botao-hover);
}

button:active {
  opacity: 0.85;
}

@media (max-width: 400px) {
  #login-box {
    padding: 34px 22px;
  }
}