Generate a 3:4 vertical 9-grid poster suitable for Xiaohongshu, featuring a 3x3 layout w…

Generate a 3:4 vertical 9-grid poster suitable for Xiaohongshu, featuring a 3x3 layout with clear boundaries between each grid for easy cropping into 9 individual images. The overall style should be clean, premium, and cohesive, tailored for female-oriented healthy lifestyle content with a viral Xiaohongshu cover aesthetic. The layout requires clear information hierarchy, large and readable text, comfortable negative space, and a gentle, healing color palette. Overall visual style: Cream white, light beige, pale oatmeal, and light caramel as the primary tones, accented with a small amount of dark brown text. Instagram aesthetic, healing vibe, sleep therapy theme, minimalist layout, light skeuomorphic illustrations. Elements such as pillows, moons, stars, hot milk, aromatherapy, books, eye masks, curtains, and bedding can be included. The overall look should resemble professional new media design with neat typography, suitable for educational Xiaohongshu 9-grid posts. Layout requirements: - The entire image must be a standard 9-grid composition, ensuring each grid can stand alone after cropping. - Content in each grid must be complete and centered; avoid placing titles or body text near the dividing lines. - Maintain clear spacing or thin borders between grids to ensure readability after cropping. - All text must be in Chinese, clear and legible, with no garbled characters or English. - Each grid should look like an independent Xiaohongshu image card while maintaining a unified visual style. - The image should be exquisite, realistic, and natural; avoid cheap marketing vibes or excessive clutter. 9-Grid Content: Grid 1 (Cover): Main Title: 8 tips to help you fall asleep instantly Subtitle: A must-save for those with insomnia or who stay up late Visual: Most eye-catching, suitable as the cover image. Include healing sleep elements like soft bedding, moon, pillows, and eye masks. Prominent title, premium layout. Grid 2: Title: 1. No phone 1 hour before bed Body: Blue light keeps the brain alert, making it harder to fall asleep the more you scroll. Elements: Phone, moon, sleepy expression illustration. Grid 3: Title: 2. Dim the lights before bed Body: A warm lighting environment helps the body enter a "ready for sleep" state. Elements: Bedside lamp, warm yellow light, curtains. Grid 4: Title: 3. Don't keep the room temperature too high Body: A slightly cooler environment makes it easier to fall asleep quickly. Elements: Air conditioner, thermometer, quilt. Grid 5: Title: 4. Avoid strong tea and coffee at night Body: Caffeine delays sleepiness, keeping you awake even after lying down for a long time. Elements: Coffee cup, teacup, "no" symbol. Grid 6: Title: 5. Take a hot shower before bed Body: It helps the body relax and speeds up the process of falling asleep. Elements: Bathroom steam, towel, hot water. Grid 7: Title: 6. Write it down if your brain won't stop Body: Writing down worries and to-do lists helps the brain relax more easily. Elements: Notebook, pen, small desk lamp. Grid 8: Title: 7. Set a fixed bedtime Body: Going to bed at roughly the same time every day stabilizes your biological clock. Elements: Clock, moon, bed. Grid 9: Title: 8. Try deep breathing relaxation Body: Inhale for 4 seconds, hold for 4 seconds, exhale for 6 seconds; you'll slowly feel sleepy. Bottom text: Save this set and try it tonight Elements: Breathing lines, person with eyes closed, stars. Quality requirements: High definition, premium layout, magazine-style, realistic and ready for publishing, new media operation aesthetic, viral Xiaohongshu style, orderly text layout, suitable for direct cropping.