body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #f9c5d1, #fbc2eb, #a6c1ee);
  height: 100vh;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #333;
}

.card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  padding: 30px;
  width: 90%;
  max-width: 550px;
  text-align: center;
  animation: pop 0.6s ease;
}

.hidden {
  display: none;
}

input[type="text"],
input[type="password"] {
  width: 80%;
  padding: 12px;
  margin: 10px 0;
  border: 2px solid #f9a8d4;
  border-radius: 10px;
  outline: none;
}

button {
  background: linear-gradient(90deg, #ff9a9e, #fad0c4);
  border: none;
  color: white;
  padding: 12px 25px;
  border-radius: 20px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
}

button:hover {
  transform: scale(1.05);
  background: linear-gradient(90deg, #a18cd1, #fbc2eb);
}

h1 {
  margin-bottom: 20px;
  color: #ff66b2;
}

#quiz-form {
  text-align: left;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 10px;
}

.question {
  background: #fff0f5;
  border-radius: 12px;
  margin-bottom: 20px;
  padding: 15px 20px;
  border: 1px solid #ffd1dc;
  box-shadow: 0 2px 6px rgba(255, 182, 193, 0.2);
}

.question h3 {
  color: #ff4081;
  font-size: 16px;
  margin-bottom: 10px;
}

label {
  display: flex;
  align-items: center;
  background: #ffffffb0;
  border-radius: 8px;
  margin: 6px 0;
  padding: 8px 10px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid #ffe0ec;
}

label:hover {
  background: #ffe6f0;
  transform: translateX(5px);
}

input[type="radio"] {
  margin-right: 10px;
  accent-color: #ff66b2;
  transform: scale(1.2);
}

#login-error {
  color: #ff004c;
  font-weight: bold;
  margin-top: 10px;
}

@keyframes pop {
  from { transform: scale(0.8); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Scrollbar style (cute pastel one) */
#quiz-form::-webkit-scrollbar {
  width: 8px;
}

#quiz-form::-webkit-scrollbar-thumb {
  background: #f9a8d4;
  border-radius: 10px;
}

#quiz-form::-webkit-scrollbar-track {
  background: #ffe4f1;
}