body {
  margin: 0;
  height: 100vh;
  font-family: system-ui;
  background: radial-gradient(circle at top, #1b1f2a, #0b0d12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.glass-container {
  width: 320px;
  padding: 30px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.logo {
  width: 70px;
  margin-bottom: 10px;
}

input {
  width: 90%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 10px;
  border: none;
  outline: none;
}

button {
  width: 95%;
  padding: 10px;
  margin-top: 10px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  background: white;
  color: black;
  font-weight: bold;
}

#error {
  color: #ff5c5c;
  margin-top: 10px;
}