Building 'IRON LOG: 13-Week Strength Training Journal' — Modern Athletic palette (pure black #0A0A0A + neon mint #00E5A0 + cool grey #C8C8C8). 120-page interior structured as: Front matter (pages 1-8: title, how-to-use, goals, baseline measurements, roadmap), 13 weekly modules (pages 9-112: weekly overview + 5 workout pages + weekly review + measurement page = 8 pages/week), Trackers (pages 113-118: PR grid for bench/squat/deadlift, progress photo grid, monthly measurements, RPE reference), End matter (pages 119-120: end-of-cycle reflection + author note). Workout page template: Date, Workout Day, Warm-up, Exercise/Sets/Reps/Weight/RPE/Notes columns, Cool-down, Energy + Mood 1-10. KDP listing: SEO title 'Weightlifting Journal: 13-Week Strength Training Log Book | Daily Workout Tracker with PR Pages, Measurements, and Weekly Review | 120 Pages'. 7 KDP keywords: weightlifting journal log book, workout log book for men women, gym journal notebook, fitness planner 13 weeks, strength training tracker, exercise log book daily, personal record tracker journal. Launch price $7.99 (max royalty under $8.50 cap). 3 BISAC categories: Exercise & Fitness > Weight Training, Exercise & Fitness > Training, Self-Help > Journal Writing. Cover concept: pure-black cover, 'IRON LOG' in large white display caps centered, '13-WEEK STRENGTH TRAINING JOURNAL' subtitle in neon mint, single line-art barbell silhouette in neon mint at bottom — readable at 1-inch KDP thumbnail. Trademark notes: avoid CrossFit/Couch to 5K/Nike refs; no before/after transformation imagery (Amazon flags weight-loss claims).