- create legally compliant impressum.html according to § 5 DDG and § 18 MStV
- create comprehensive datenschutz.html according to GDPR/DSGVO and TDDDG with zero-tracking notice and user rights
- redesign footer across index.html and dashboard.html into modern 4-column layout (Brand, Lehrpfade, Plattform, Rechtliches & Kontakt)
- integrate Impressum and Datenschutz links in mobile navigation drawer and footers
- add dedicated responsive CSS rules for footer and legal pages in assets/style.css
- verify pixel-perfect rendering across desktop and mobile viewports via headless chromium
- eliminate horizontal viewport overflow on smartphones (< 400px)
- implement mobile hamburger toggle and slide-down drawer for landing page and dashboard
- add adaptive button typography and compact action controls on mobile devices
- make course filter tabs horizontally scrollable with touch momentum
- optimize hero typography and stats grid for small screens
- verify mobile rendering via headless chromium pipeline
- index.html: Reine Marketing- & Curriculum-Uebersicht aller 13 Fachdisziplinen und 216 Module mit Conversion-CTAs und Willkommens-Banner fuer angemeldete Nutzer
- dashboard.html: Geschuetzter Lernbereich (Kurs-Hub) fuer angemeldete Nutzer mit Live-Gamification, Kursfortschrittsbalken, Web-IDE-Start, IHK-Pruefungstrainer und Zertifikats-Hub
- app_auth.js & course_sidebar.js: Nahtloser Login- und Navigations-Flow direkt ins Dashboard
