body {
  background: #0a0a0a;
  font-family: 'Poppins', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.8);
  width: 90%;
  max-width: 350px;
  text-align: center;
  color: #fff;
}

h2 {
  margin-bottom: 1rem;
  font-size: 1.8rem;
  font-weight: 700;
  color: #FFD700;
}

p {
  margin-bottom: 2rem;
  font-weight: 300;
  font-size: 0.95rem;
  color: #e0e0e0;
  padding: 0 10px;
}

label {
  display: block;
  text-align:center;
  font-weight: 500;
  color: #FFD700;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

input {
  width: 80%;  /* Lebar input disamakan dengan tombol */
  padding: 0.8rem 1rem;
  border: 1px solid #FFD700;
  border-radius: 10px;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.10);
  color: #fff;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
  margin: 0 auto; /* Center */
  display: block; /* Supaya margin auto bisa bekerja */
}

input:focus {
  outline: none;
  border-color: #ffb22d;
  background: rgba(255, 255, 255, 0.20);
  box-shadow: inset 0 0 8px rgba(255, 255, 255, 0.3);
}

button {
  width: 90%;  /* Lebar tombol */
  padding: 0.8rem 1rem;
  background: linear-gradient(135deg, #FFD700, #FFA500);
  border: none;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  color: #000;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.5);
  margin: 1rem auto 0 auto; /* Center tombol */
  display: block;
}

button:hover {
  background: linear-gradient(135deg, #b8860b, #e6b800);
  transform: scale(1.02);
}

.back {
  margin-top: 2rem;
}

.back a {
  color: #FFD700;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s;
}

.back a:hover {
  color: #fff;
}