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+# Pre-Week 3 Checklist
+
+## ✅ Branching Policy Implementation Complete
+
+Before you start Week 3, verify everything is in place:
+
+### Documentation Review
+
+- [ ] Read `BRANCHING-POLICY.md` (5-10 min)
+  - Understand why weekly branching
+  - Understand branch naming convention
+  - Understand merge workflow
+
+- [ ] Review `GIT-WORKFLOW-QUICK-REF.md` (2-3 min)
+  - Common commands reference
+  - Have it nearby during development
+
+- [ ] Keep `GIT-WORKFLOW.md` handy
+  - Reference when needed
+  - Complete guide with examples
+
+### Project Files Updated
+
+- [ ] `CLAUDE.md` — Work protocol now includes branching requirement
+- [ ] `WEEK3-START.md` — Branching instructions before Week 3 tasks
+- [ ] `WEEKS1-2-SUMMARY.md` — Week 3+ branching workflow documented
+- [ ] `PROGRESS-STATUS.txt` — Branching requirement noted
+- [ ] `memory/MEMORY.md` — Index updated with GIT-WORKFLOW reference
+
+### Ready to Start Week 3
+
+- [ ] Understand the branching requirement
+- [ ] Ready to create `week-3-cards-nav` branch
+- [ ] Ready to commit regularly with clear messages
+- [ ] Ready to test thoroughly before merging
+- [ ] Ready to merge back to master at end of week
+
+---
+
+## Week 3 Startup Steps
+
+### 1. Create Feature Branch
+
+```bash
+git checkout -b week-3-cards-nav
+```
+
+Verify:
+```bash
+git branch -v
+# Should show:
+#   master          abc1234 message
+# * week-3-cards-nav abc1234 message
+```
+
+### 2. Start Development
+
+```bash
+# Work on Week 3 tasks:
+# - Article cards
+# - Navigation header
+# - Hamburger menu
+# - Breadcrumbs
+
+# After each component:
+npm run build
+hugo server
+git commit -m "feat: add component description"
+```
+
+### 3. Daily Progress
+
+Update memory if working across multiple sessions:
+```bash
+cat > /path/to/memory/week3_progress.md << 'EOF'
+# Week 3 Progress
+
+**Date:** 2026-04-17
+**Status:** In progress (Day 1)
+
+## Completed
+- [x] Article cards
+- [ ] Navigation header
+- [ ] Hamburger menu
+- [ ] Breadcrumbs
+EOF
+
+git add memory/week3_progress.md
+git commit -m "docs: update week 3 progress"
+```
+
+### 4. End of Week
+
+```bash
+# Review all changes
+git diff master..week-3-cards-nav
+git diff --stat master..week-3-cards-nav
+
+# Test thoroughly
+# - Dark mode: all pages
+# - Light mode: toggle on each page
+# - Mobile (320px), Tablet (768px), Desktop (1060px+)
+# - Keyboard navigation (Tab, Shift+Tab, Enter, Space, Escape)
+# - All interactive components (buttons, menus, forms)
+# - CSS build: npm run build (no errors)
+# - Browser console: no errors
+
+# View commits
+git log master..week-3-cards-nav --oneline
+
+# Merge to master
+git checkout master
+git merge week-3-cards-nav
+
+# Delete feature branch
+git branch -d week-3-cards-nav
+
+# Verify merge
+git log --oneline -5
+```
+
+---
+
+## Documentation Structure
+
+```
+Quick Start
+  └─ BRANCHING-POLICY.md (read first)
+
+During Development
+  ├─ GIT-WORKFLOW-QUICK-REF.md (reference)
+  ├─ WEEK3-START.md (Week 3 tasks)
+  └─ GIT-WORKFLOW.md (detailed guide)
+
+Project Requirements
+  ├─ CLAUDE.md (work protocol, includes branching)
+  └─ WEEKS1-2-SUMMARY.md (how to continue pattern)
+```
+
+---
+
+## Key Commands
+
+```bash
+# Create branch
+git checkout -b week-3-cards-nav
+
+# Check status
+git status
+
+# View changes
+git diff
+
+# Stage files
+git add <file>
+
+# Commit
+git commit -m "feat: description"
+
+# View history
+git log --oneline -10
+git log master..week-3-cards-nav --oneline
+
+# Review before merge
+git diff master..week-3-cards-nav
+git diff --stat master..week-3-cards-nav
+
+# Merge
+git checkout master
+git merge week-3-cards-nav
+
+# Delete branch
+git branch -d week-3-cards-nav
+```
+
+---
+
+## Testing Checklist
+
+Before merging to master, verify:
+
+### Dark Mode
+- [ ] Homepage displays correctly
+- [ ] All components styled
+- [ ] Text readable
+- [ ] No missing styles
+
+### Light Mode
+- [ ] Toggle theme works
+- [ ] All components styled
+- [ ] Text readable
+- [ ] No color issues
+
+### Responsive
+- [ ] Mobile (320px): Single column, readable
+- [ ] Tablet (768px): Layout adjusts appropriately
+- [ ] Desktop (1060px+): Full layout, sidebar visible
+
+### Interactive
+- [ ] Buttons work on click
+- [ ] Menus open/close
+- [ ] Links clickable
+- [ ] Focus states visible on all interactive elements
+- [ ] Tab navigation works
+- [ ] Escape key closes modals/menus
+
+### Quality
+- [ ] CSS builds: `npm run build` (no errors, <200ms)
+- [ ] No console errors: Check DevTools → Console
+- [ ] No hard-coded colors in CSS
+- [ ] Git history is clean: `git log --oneline`
+
+---
+
+## When in Doubt
+
+1. Read `BRANCHING-POLICY.md` (answers most questions)
+2. Check `GIT-WORKFLOW.md` FAQ section
+3. Reference `GIT-WORKFLOW-QUICK-REF.md` for commands
+4. Look at examples in `GIT-WORKFLOW.md`
+
+---
+
+## Summary
+
+✅ Policy documented  
+✅ Integration complete  
+✅ References provided  
+✅ Examples included  
+✅ Ready for Week 3  
+
+You're all set to start Week 3 with weekly branching! 🚀
+