/* Phonics 进阶拼读故事: vibrant indigo & creative violet theme for L3 */
:root {
  --clr-wizard: #6366f1;
  --clr-wizard-light: #818cf8;
  --clr-wizard-dark: #4f46e5;
  --clr-wizard-bg: #eef2ff;
  --clr-wizard-grad: linear-gradient(135deg, #6366f1, #ec4899);
  --clr-text-main: #0f172a;
  --clr-body-bg: #f8fafc;
}
.badge-level { background: linear-gradient(135deg, #6366f1, #ec4899); }
.quiz-explain { margin-top: 8px; padding: 10px; border-radius: 10px; background: #f0fdf4; color: #166534; }
.shadow-feedback-box { padding: 10px; margin-top: 8px; border: 1px solid #e2e8f0; border-radius: 10px; }