Part 1 Create a 15-second photoreal cinematic time-lapse video. PART 1 of a 30-second seamless day-

Part 1 Create a 15-second photoreal cinematic time-lapse video. PART 1 of a 30-second seamless day-night-day loop. Same fixed natural landscape for the entire clip: wide alpine valley, distant snow-capped mountains, reflective lake in center, pine trees on both sides, rocky grassy foreground, open horizon, no people, no buildings, no man-made objects. Begin immediately from an establishing daylight / golden hour state. The sun is low above the horizon, warm golden light covers the valley, lake reflects sky and mountains. Over the 15 seconds, the sun slowly descends, sunset colors intensify, orange and red glow spreads across clouds and water, then the sun disappears behind the horizon. Afterglow remains, shifting smoothly into pink, purple, deep blue. Blue hour deepens. First stars gradually appear in the sky by the end. End in early night with stars increasing, ready for Part 2. Continuity: one uninterrupted continuous time-lapse, no cuts, no resets, no jumps, no scene change, no camera teleport, no landscape change. Same environment, same mountain shape, same lake position, same treeline, same rocks, same horizon, same composition throughout. Sky color palette must evolve continuously and naturally: golden hour → sunset orange → red afterglow → purple → blue hour → early night. Reflections on the lake must match the sky and light change. Camera: locked wide cinematic 16:9 frame, 24mm wide lens look, deep focus from foreground rocks to distant mountains, tripod-stable, very subtle push-in only, almost imperceptible. No pan, no tilt, no handheld shake, no random camera movement. Motion and physics: clouds drift slowly with time-lapse logic, lake has gentle realistic ripples, tree movement is subtle in soft wind, light and shadow change smoothly, exposure ramps naturally with no flicker. Stars appear gradually, not suddenly. Lighting: natural solar transition, high dynamic range, smooth white balance shift from warm daylight to cool night, preserve detail in highlights and shadows. Audio: Clean cinematic audio, clear natural ambience, consistent evolving music bed, no distortion. Start with soft wind and distant birds, birds fade as evening approaches, insects and crickets gradually rise, night ambience deepens by the end. Ending: end at 0:15 in early night, deep blue sky with visible stars, same locked valley composition, seamless handoff to Part 2. Minimum 8K quality, ultra sharp, high detail, clean textures, stable environment, no blur, no compression artifacts. Negative: no people, no animals close to camera, no buildings, no roads, no vehicles, no artificial lights, no text, no subtitles, no logos, no cuts, no jump cuts, no scene reset, no flicker, no broken exposure, no warping mountains, no changing lake shape, no changing tree positions, no random clouds popping, no shaky camera, no blur, no low resolution. Part 2 Create a 15-second photoreal cinematic time-lapse video. PART 2 of a 30-second seamless day-night-day loop. Begin immediately AFTER the previous clip’s final frame. Do NOT replay or repeat the previous action. Same characters, same faces, same outfits, same environment, same lighting, same positions. There are no characters: environment continuity is the identity lock. Use the exact same fixed natural landscape from Part 1: wide alpine valley, distant snow-capped mountains, reflective lake in center, pine trees on both sides, rocky grassy foreground, open horizon, no people, no buildings, no man-made objects. Start in early night exactly where Part 1 ended: deep blue sky, visible stars, calm reflective lake, mountain silhouettes, same locked framing. Over the 15 seconds, stars become denser and brighter, the moon slowly travels across the sky with natural time-lapse motion, then night reaches its deepest calm point. After that, the moon lowers / exits near the horizon, stars gradually fade, a cool pre-dawn glow appears on the opposite horizon, the sky shifts from deep blue to violet, pink, peach, and warm gold. First sunlight touches the mountain peaks, then the sun rises above the ridge. End with daylight fully returning, completing the continuous cycle. Continuity: one uninterrupted continuous time-lapse, no cuts, no resets, no jumps, no scene change, no camera teleport, no landscape change. Same mountain silhouette, same lake reflection, same treeline, same rocks, same horizon, same camera position. The night-to-dawn transition must be smooth and physically believable. The sky color palette must evolve continuously: deep night blue → moonlit blue → pre-dawn violet → pink dawn → orange gold sunrise → daylight return. Camera: locked wide cinematic 16:9 frame, 24mm wide lens look, deep focus, tripod-stable, very subtle push-in only, almost imperceptible. No pan, no tilt, no handheld shake, no random camera movement. Motion and physics: moon movement follows natural sky arc, star field drifts subtly with time-lapse logic, clouds move slowly if present, lake reflections update correctly with moonlight and sunrise, trees move only slightly in soft wind. Exposure and white balance ramp smoothly from night to dawn to morning with no flicker. Lighting: natural moonlight at start, cool low-contrast night, gradual horizon glow, realistic atmospheric scattering, warm sunlight blooming gently over peaks and lake reflections, no sudden brightness jumps. Audio: Clean cinematic audio, clear natural ambience, consistent music bed, no distortion. Begin with crickets, soft wind, distant owl, water lapping. As pre-dawn arrives, crickets fade, air tone brightens, birds begin softly. By sunrise, birds increase, wind warms, morning ambience becomes full and natural. Ending: end at 0:30 with sunrise and daylight returned, same locked valley composition, visually able to loop back to the opening daylight state without a jump. Minimum 8K quality, ultra sharp, high detail, clean textures, stable environment, no blur, no compression artifacts. Negative: no people, no animals close to camera, no buildings, no roads, no vehicles, no artificial lights, no text, no subtitles, no logos, no cuts, no jump cuts, no scene reset, no flicker, no broken exposure, no warping mountains, no changing lake shape, no changing tree positions, no moon teleport, no stars popping suddenly, no shaky camera, no blur, no low resolution.