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CRO improvement notes, industry benchmarks, and case studies from HeatMapX — built around real data from Claude Code-native heatmaps.

Migrating a SaaS Dashboard to a Sidebar Layout with Next.js App Router
From a single-page dump to a 5-page sidebar layout. Sticky sidebar coexistence, shared CSS Grid template, Coming Soon patterns, and a single i18n dictionary shared between the LP and the dashboard — built in 2 hours with Claude Code.
6/5/202615 min readengineeringnextjsapp-routerclaude-code
Rebuilding a SaaS Dashboard in One Day with Claude Code — Tailwind v4 + CSS Grid Tabular Alignment
How we rebuilt the HeatMapX dashboard from scratch in a single day using Claude Code — covering Tailwind v4 dark mode, CSS Grid tabular alignment pitfalls, and what 16 design iterations actually looks like.
6/5/202613 min readengineeringtailwindcss-griddark-modeclaude-code

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