Ch.3: Bản giao hưởng đêm Halloween

🏷️ Thể loại <svg class="mobile-chevron" :class="{ 'rotated': expanded }" viewBox="0 0 12 12" width="14" height="14"><path d="M2 4l4 4 4-4" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/>

🏆 BXH <svg class="mobile-chevron" :class="{ 'rotated': expanded }" viewBox="0 0 12 12" width="14" height="14"><path d="M2 4l4 4 4-4" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/>

📖 Truyện <svg class="mobile-chevron" :class="{ 'rotated': expanded }" viewBox="0 0 12 12" width="14" height="14"><path d="M2 4l4 4 4-4" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/>

✍️ Công nghệ viết <svg class="mobile-chevron" :class="{ 'rotated': expanded }" viewBox="0 0 12 12" width="14" height="14"><path d="M2 4l4 4 4-4" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/>