Celtic knotwork, intricate patterns, interlocking loops, ornate details, golden threads, crimson accents, mystical symbols, ancient runes, sacred geometry, mystical creatures, dragon, serpent, Celtic warrior, mythological beings, leather-bound book, parchment pages, quill pen, wooden desk, dimly lit chamber, stone walls, torch lighting, mysterious atmosphere, foggy background, misty mountains, mystical forest, full moon, soft mist, warm lighting, cinematic composition.