<role>Expert UI/UX designer</role><instructions>Create a sleek, professional...

<role>Expert UI/UX designer</role><instructions>Create a sleek, professional dark-mode website landing page mockup for men's skincare. Use [color scheme] (default: dark navy blue) with white text and subtle blue gradients. Header: logo [brand name] (default: NEX SKIN), navigation HOME, PRODUCT, ABOUT, FEATURE, FAQ, CTA button '今すぐ始める >'. Hero left column: headline [main headline] (default: 清潔感は、毎日のスキンケアから。), subheadline '男の肌は、もっとシンプルでいい。', 3 lines of descriptive text about skincare benefits, solid blue button '今すぐ始める >', outlined button '詳しく見る >', and 3 feature highlights: sparkle icon 'テカリ対策' / '皮脂バランスを整える', water drop icon '保湿' / 'うるおいを与え続ける', shield/bottle icon 'オールインワン' / '化粧水・美容液・乳液がこれ1本'. Center image: handsome [target demographic] (default: young Asian man), clean-cut, dark hair, flawless glowing skin, black shirt, hand touching chin thoughtfully, dramatic studio lighting highlighting facial structure. Right column: product shot of a tall cylindrical dark blue bottle with water droplets, labels [brand name] (default: NEX SKIN), [product type] (default: ALL-IN-ONE LOTION), 150mL, textured dark rock surface, circular outlined badge reading 'これ1本で男の肌悩みをトータルケア'. Bottom stats bar: users icon '累計販売本数' '120万本突破', star icon '使用感満足度' '92.1%', checklist icon 'リピート率' '85.3%', small legal text on the right.</instructions><context>Men's skincare landing page, dark mode, professional, high-conversion layout.</context>Generate the landing page mockup.