:root {
  --green-light: #4ade80;
  --green-dark: #065f46;
  --text: #ffffff;
  --background: #022c22;
  --frost: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.2);
  --shadow: rgba(0, 0, 0, 0.4);
}

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, var(--green-dark), var(--green-light));
  color: var(--text);
  padding: 20px;
  display: flex;
  justify-content: center;
}

.quiz-container {
  background: var(--frost);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px var(--shadow);
  border-radius: 20px;
  max-width: 700px;
  padding: 30px;
  width: 100%;
}

h1, h2, p {
  color: var(--text);
}

#counter {
  font-size: 14px;
  margin-bottom: 10px;
  color: #bbf7d0;
}

.button-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.button-container button {
  background: linear-gradient(135deg, var(--green-light), var(--green-dark));
  border: none;
  border-radius: 12px;
  color: white;
  padding: 12px;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.button-container button:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 12px var(--shadow);
}

#result {
  margin-top: 20px;
  font-size: 18px;
  color: #d1fae5;
  font-weight: bold;
  text-align: center;
}

section {
  margin-top: 40px;
}