🎏 Zen Koi Pond

Tranquil Japanese Koi Pond 3D authentication system with swimming koi fish, water ripples, lotus flowers, floating petals, and zen aesthetics. Immersive visual experience with real-time validation.

✨ Features

• 🐟 Animated Koi Fish — Graceful SVG koi swimming with tail animations
• 🌊 Water Ripples — Expanding circle effects across the pond surface
• 🌸 Lotus Flowers — Blooming lotus with gentle breathing animation
• 🌸 Falling Petals — Cherry blossom petals drifting down
• 🦋 Dragonflies — Hovering insects with rapid wing beats
• 🏮 Paper Lanterns — Traditional Japanese lanterns with kanji
• 🔐 Secure Auth — bcrypt password hashing with session management
• ⚡ Real-time Validation — Async email checking + password strength meter
• 🎨 Glassmorphism UI — Frosted glass cards with backdrop blur
• 📱 Fully Responsive — Beautiful on all screen sizes
• 🚀 No CGO Required — Pure Go SQLite driver

🛠️ Tech Stack

Layer	Technology
Backend	Go 1.21+, Fiber v2
Database	GORM + Pure Go SQLite
Frontend	Alpine.js 3.x, Tailwind CSS
Auth	bcrypt, Secure Sessions
Deploy	Render.com Ready

🚀 Quick Start

Clone the repository:

git clone https://github.com/smart-developer1791/go-fiber-auth-koi
cd go-fiber-auth-koi

Install dependencies and run:

go mod tidy
go run .

Open http://localhost:3000

🔑 Demo Account

Field	Value
Email	demo@koipond.zen
Password	demo123456
Phone	+1 (555) 867-5309

📁 Project Structure

go-fiber-auth-koi/
├── main.go              # Fiber server, routes, auth logic
├── go.mod               # Go module dependencies
├── render.yaml          # Render deployment config
├── .gitignore           # Git ignore rules
├── README.md            # Documentation
└── templates/
    ├── login.html       # Login page with koi animations
    ├── register.html    # Register with lotus theme
    └── dashboard.html   # Zen sanctuary dashboard

🎨 Visual Effects

Koi Fish

• Multiple colors: Orange, White, Golden, Black, Red
• Realistic swimming patterns with CSS animations
• Tail fin wave animation
• Depth layering with z-index

Water Effects

• Expanding ripple circles
• Water surface shimmer
• Translucent lily pads

Zen Elements

• Paper lanterns with kanji (禅/鯉/蓮)
• Lotus flowers with bloom animation
• Floating cherry blossom petals
• Dragonflies with wing beats

🔒 Security Features

• bcrypt password hashing (cost factor 10)
• HTTP-only session cookies
• CSRF-safe SameSite cookie policy
• Input sanitization on all fields
• Async email validation prevents duplicates

🌐 API Endpoints

Method	Endpoint	Description
GET	/	Login page
GET	/login	Login page
GET	/register	Register page
GET	/dashboard	Protected dashboard
POST	/api/login	Authenticate user
POST	/api/register	Create new user
POST	/api/logout	End session
POST	/api/validate	Real-time field validation

🚢 Deployment

Environment Variables

Variable	Default	Description
PORT	3000	Server port

📜 Kanji Meanings

Kanji	Reading	Meaning
鯉	Koi	Carp fish
禅	Zen	Meditation
蓮	Ren	Lotus

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