body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #ffeaa7, #81ecec);
  margin: 0;
  min-height: 100vh;
  text-align: center;
  color: #2d3436;
}

header {
  padding: 50px 20px 20px;
}

h1 {
  font-size: 2.8rem;
  margin-bottom: 10px;
  color: #2d3436;
  text-shadow: 2px 2px 8px rgba(255, 255, 255, 0.4);
}

.game-menu {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 30px 20px 50px;
}

.card {
  display: inline-block;
  padding: 22px 34px;
  background: white;
  border-radius: 18px;
  text-decoration: none;
  color: #2d3436;
  font-size: 1.2rem;
  font-weight: bold;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.25s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.2);
}

.game-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 30px 20px 50px;
}

.game-card {
  background: white;
  padding: 30px 25px;
  border-radius: 22px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.15);
  margin-top: 20px;
}

.scoreboard {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 20px;
}

.vraag {
  font-size: 2.2rem;
  font-weight: bold;
  margin: 20px 0;
}

.antwoord-input {
  font-size: 1.5rem;
  padding: 12px;
  width: 140px;
  text-align: center;
  border-radius: 14px;
  border: 2px solid #74b9ff;
  outline: none;
  margin-top: 10px;
  box-sizing: border-box;
}

.antwoord-input:focus {
  border-color: #0984e3;
  box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.15);
}

button {
  margin-top: 16px;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: bold;
  border: none;
  border-radius: 14px;
  background-color: #0984e3;
  color: white;
  cursor: pointer;
  transition: all 0.2s ease;
}

button:hover {
  background-color: #0767b2;
  transform: translateY(-2px);
}

button:disabled {
  background-color: #b2bec3;
  cursor: not-allowed;
  transform: none;
}

.feedback {
  font-size: 1.4rem;
  font-weight: bold;
  margin-top: 20px;
  min-height: 40px;
}

.terug-link {
  display: inline-block;
  margin-top: 22px;
  text-decoration: none;
  color: #2d3436;
  font-weight: bold;
  background: rgba(255, 255, 255, 0.7);
  padding: 10px 18px;
  border-radius: 12px;
  transition: all 0.2s ease;
}

.terug-link:hover {
  background: white;
  transform: translateY(-2px);
}

#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

select.antwoord-input {
  width: 200px;
  max-width: 100%;
}

@media (max-width: 600px) {
  h1 {
    font-size: 2.2rem;
  }

  .vraag {
    font-size: 1.8rem;
  }

  .card {
    width: 80%;
    max-width: 280px;
  }

  .game-card {
    padding: 24px 18px;
  }

  .antwoord-input {
    width: 120px;
    font-size: 1.3rem;
  }

  button {
    width: 100%;
    max-width: 260px;
  }
}