Prompt: Create a 20-second photoreal cinematic video set aboard the RMS Titanic on the night of April 14, 1912, in the final moments before the ship strikes the iceberg. The concept is: The world 10 seconds before disaster. For most of the video, everything should feel elegant, calm, and ordinary. The audience knows what is coming, but the passengers do not. Build tension through small physical cues and subtle changes in atmosphere, not melodrama. The last few seconds must show the actual beginning of the disaster: the first sight of the iceberg and the first impact with the ship. 0–3 SEC — ELEGANT NORMALCY Interior, first-class dining saloon at night. Warm golden electric light. Well-dressed passengers sit at tables eating dessert, sipping drinks, and talking quietly. A steward clears plates from a nearby table. Silverware glints. Crystal glasses catch the light. Everything feels luxurious, calm, and completely routine. 3–6 SEC — SUBTLE STILLNESS Camera slowly moves through the dining room. A waiter pours champagne at one table. A couple smiles and speaks softly. There is a strange sense of stillness beneath the elegance — the ship feels smooth, steady, and quiet on the cold Atlantic. No one appears concerned. No one knows anything is wrong. 6–9 SEC — SMALL PHYSICAL CLUES A water glass on a table gives a very slight tremble. A spoon softly rattles against fine china. One passenger pauses for a moment and glances up, as if they felt something faint through the floor, but then returns to conversation. The ship still seems normal. No alarm. No panic. 9–12 SEC — CUT TO THE DECK / LOOKOUT TENSION Cut to the dark exterior forward deck and crow’s nest atmosphere. Freezing black night. The sea is unnaturally calm. The camera looks forward over the bow into darkness. A lookout strains his eyes into the night air. His breath is visible in the cold. The silence feels ominous. 12–15 SEC — THE ICEBERG APPEARS Straight ahead in the darkness, a huge pale shape slowly begins to emerge: the iceberg. At first it is vague and ghostly. Then it becomes unmistakable. The lookout reacts. A bell is rung urgently. The tension spikes instantly, but there is still only a second or two before impact. 15–17 SEC — URGENT RESPONSE The camera stays forward-facing as the Titanic continues moving toward the iceberg. Crew reaction begins. There is sudden urgency — shouted warning, fast movement, immediate recognition of danger. The iceberg now fills more of the frame, looming just off the ship’s path. This is the final suspended second before collision. 17–20 SEC — IMPACT BEGINS The ship begins to turn, but too late. The starboard side makes contact with the iceberg. Show the first scraping impact beginning along the hull: a deep grinding sound vibration through the ship ice and frost breaking along the metal passengers inside briefly jolting or glasses trembling harder Do not jump ahead to flooding or sinking. End at the moment the collision has clearly begun. VISUAL STYLE Photorealistic prestige historical filmmaking. Authentic 1912 Titanic details: correct first-class dining room design period clothing historically accurate table settings accurate deck and night-ocean atmosphere realistic cold Atlantic darkness correct scale and appearance of the iceberg Lighting inside should be warm and elegant. Lighting outside should be extremely dark, cold, and minimal, with the iceberg gradually becoming visible out of the blackness. CRITICAL RULES The first 12–15 seconds must feel mostly calm and ordinary. Do not show panic too early. Do not show the ship already damaged. Do not jump ahead to chaos, flooding, lifeboats, or the sinking. The suspense should come from the audience knowing what is about to happen while the people onscreen remain unaware. The last few seconds must show the actual beginning of the disaster: the iceberg is seen the warning is triggered the ship begins to strike it The exact progression should be: elegant dinner → tiny vibrations → cut to cold dark deck → iceberg appears → urgent warning → first scraping impact begins