Master digital marketing fundamentals with comprehensive lessons, interactive quiz, professional calculators, and bookmark features. Perfect for students, professionals, and entrepreneurs.

✨ COMPLETE LEARNING SYSTEM

📖 4 COMPREHENSIVE LEARNING TABS

📚 LEARN - Marketing Fundamentals
- Digital Marketing Overview - SEO, Content Marketing, Social Media, PPC, Email Marketing, Analytics
- Marketing Mix (4 Ps) - Product, Price, Place, Promotion strategies with extended mix
- Customer Segmentation - Demographic, Geographic, Psychographic, Behavioral targeting

🎯 STRATEGY - Advanced Marketing Tactics
- Content Marketing - Blog articles, videos, infographics, podcasts, whitepapers with 80-20 rule
- Social Media Marketing - LinkedIn, Instagram, Twitter/X, Facebook, TikTok platform strategies
- Email Marketing - Welcome series, promotional campaigns, newsletters, transactional emails
- Search Engine Optimization - On-page, technical, and off-page SEO strategies

📊 ANALYTICS - Data-Driven Insights
- Key Performance Indicators - Traffic, engagement, conversion metrics with ROI formula
- Customer Journey - 5 stages: Awareness, Consideration, Decision, Retention, Advocacy
- Attribution Modeling - First-touch, last-touch, linear, time-decay, position-based models
- Data Analysis Tools - Web analytics, social media analytics, A/B testing, cohort analysis

🎨 CREATIVE - Brand & Design Excellence
- Brand Identity - Visual identity (logo, colors, typography), brand voice, values, positioning
- Copywriting Excellence - Headlines, value propositions, storytelling, call-to-action techniques
- Visual Content Design - Balance, contrast, hierarchy, white space principles
- Mobile-First Marketing - Responsive design, mobile content strategy, performance optimization

🧪 PROFESSIONAL MARKETING QUIZ

Test your expertise with 50 comprehensive multiple-choice questions covering:
- SEO fundamentals and definitions
- Marketing mix and 4 Ps concepts
- Customer metrics (CLV, CAC, CPC, CPM)
- A/B testing and SWOT analysis
- Call-to-action and conversion optimization
- Social media platforms and strategies
- Content marketing and 80-20 rule
- Email marketing best practices
- Analytics and KPIs
- Attribution models and customer journey
- User-generated content and hashtags
- Viral content and evergreen content

Features:
✅ Answer all 50 questions before submitting
✅ Instant results with score, percentage, and grade
✅ Shows correct/wrong answer count
✅ Retake quiz option to improve score
✅ Review content button to study materials

🔧 5 PROFESSIONAL MARKETING CALCULATORS

💰 ROI Calculator
Calculate return on investment with detailed profit analysis
- Input: Total Revenue, Marketing Investment
- Output: ROI percentage, Net Profit, Performance Analysis
- Benchmarks: Excellent (>100%), Good (>50%), Positive (>0%)

💵 Customer Lifetime Value (CLV)
Determine total customer value over entire relationship
- Input: Average Purchase Value, Purchase Frequency, Customer Lifespan
- Output: Annual Value, Total CLV, CLV:CAC ratio insights
- Formula: (Purchase Value × Frequency) × Lifespan

💳 Cost Per Acquisition (CPA)
Measure customer acquisition costs with industry standards
- Input: Total Marketing Spend, Customers Acquired
- Output: CPA, CLV:CPA ratio analysis
- Industry Averages: E-commerce ($10-50), SaaS ($100-200), B2B ($200-500)

🎯 Conversion Rate Calculator
Analyze conversion performance against benchmarks
- Input: Total Conversions, Total Visitors
- Output: Conversion Rate with industry comparisons
- Benchmarks: E-commerce (2-3%), B2B (1-2%), SaaS (3-5%), Landing Pages (5-15%)

📧 Email Marketing Metrics
Complete email campaign performance analysis
- Input: Emails Sent, Opened, Clicks, Conversions
- Output: Open Rate, Click Rate, Click-to-Open Rate, Conversion Rate
- Benchmarks: Open Rate (15-25%), Click Rate (2-5%), Click-to-Open (10-15%)
- Performance ratings from Outstanding to Needs Optimization