Initial commit - Journey book (kniha jízd) automation system

Features:
- FastAPI backend for scraping attendance and journey book data
- Deterministic kilometer distribution with random variance
- Refueling form filling with km values
- Next.js frontend with date range selector
- Docker deployment setup

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/app/globals.css

@@ -0,0 +1,20 @@
+@import "tailwindcss";
+
+@theme {
+  --color-primary: #2563eb;
+  --color-primary-dark: #1d4ed8;
+  --radius-card: 12px;
+}
+
+* {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+}
+
+body {
+  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  min-height: 100vh;
+  color: #1f2937;
+}