16:9 horizontal Vietnamese historical illustration on warm antique paper, centered ink-wash scene, clean negative space. Scene about Lý Nam Đế and Vạn Xuân: Bởi phía sau không chỉ là đất đai, mà là giấc mơ vừa dựng lên.. 6th-century Giao Châu, ancient Vietnamese villages, banners, rivers, mountains or marshland as appropriate. Muted sepia watercolor, charcoal lines, dignified cinematic composition, historically grounded. No text, no labels, no watermark, no modern objects, no fantasy armor, no guns.