* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Press Start 2P', cursive;
}

body {
  overflow: hidden;
  background: #0b1a2b;
  color: white;
}

canvas {
  position: fixed;
  top: 0;
  left: 0;
}

.login-box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.7);
  padding: 40px;
  border: 4px solid white;
  text-align: center;
  width: 400px;
}

input {
  display: block;
  margin: 15px auto;
  padding: 10px;
  width: 80%;
  background: black;
  border: 2px solid white;
  color: white;
  text-align: center;
}

button {
  padding: 10px 20px;
  background: black;
  border: 3px solid white;
  color: white;
  cursor: pointer;
}

button:hover {
  background: white;
  color: black;
}

#error {
  margin-top: 15px;
  color: red;
}

.title {
  line-height: 1;
}

.title-top {
  display: block;
  transform: translateY(-8px); /* sube ACCESO */
}

.title-bottom {
  display: block;
  margin-top: 8px; /* separa SECRETO */
  transform: translateY(-6px);
}