## 1. Product Overview
A web-based trading analyzer that connects to your local MetaTrader 5 (MT5) platform to display real-time market data and charts. This infrastructure will serve as the foundation for your custom trading strategy implementation.

The product solves the problem of manual chart monitoring by providing a web interface with live data streaming, enabling you to analyze markets from any device while MT5 runs on your PC.

## 2. Core Features

### 2.1 User Roles
No user roles required for this infrastructure phase - single user system for personal trading analysis.

### 2.2 Feature Module
The trading analyzer consists of the following main pages:
1. **Dashboard**: Live chart display, market data overview, connection status indicator.
2. **Settings**: MT5 connection configuration, symbol selection, chart preferences.

### 2.3 Page Details
| Page Name | Module Name | Feature description |
|-----------|-------------|---------------------|
| Dashboard | Live Chart | Display real-time price charts with candlestick/OHLC data from MT5, support multiple timeframes (1m, 5m, 15m, 1h, 4h, 1d). |
| Dashboard | Market Data Panel | Show current bid/ask prices, spread, daily high/low, volume for selected symbol. |
| Dashboard | Connection Status | Display MT5 connection status with visual indicator (connected/disconnected) and last update timestamp. |
| Dashboard | Symbol Selector | Dropdown to switch between available trading symbols from MT5. |
| Settings | MT5 Configuration | Input fields for MT5 connection parameters (server, port, account details). |
| Settings | Data Preferences | Configure chart update frequency, visible timeframes, default symbol selection. |

## 3. Core Process
User opens the web application and connects to local MT5 instance. The system establishes WebSocket connection for real-time data streaming. User selects trading symbol and timeframe, chart updates automatically with live market data from MT5.

```mermaid
graph TD
  A[Open Web App] --> B[Check MT5 Connection]
  B --> C{Connection Status}
  C -->|Connected| D[Display Dashboard]
  C -->|Disconnected| E[Show Settings Page]
  E --> F[Configure MT5 Connection]
  F --> B
  D --> G[Select Symbol & Timeframe]
  G --> H[Display Live Chart]
  H --> I[Real-time Data Updates]
```

## 4. User Interface Design

### 4.1 Design Style
- Primary colors: Dark theme (#1a1a1a background, #2d2d2d panels) with green (#00ff00) for price up, red (#ff0000) for price down
- Button style: Rounded corners with subtle hover effects
- Font: Sans-serif (Inter or similar), 14px for data, 16px for headers
- Layout style: Full-screen dashboard with sidebar for controls, card-based sections
- Icons: Minimal line icons for trading symbols, connection status, settings

### 4.2 Page Design Overview
| Page Name | Module Name | UI Elements |
|-----------|-------------|-------------|
| Dashboard | Live Chart | Full-width chart area using Lightweight Charts library, dark theme matching overall design, price scale on right, time scale on bottom. |
| Dashboard | Market Data Panel | Horizontal panel above chart showing bid/ask in large font, spread, daily range in smaller text, auto-updating colors based on price movement. |
| Dashboard | Connection Status | Small indicator in top-right corner - green dot when connected, red dot when disconnected, with tooltip showing last update time. |
| Settings | Configuration Form | Clean form layout with labeled input fields, test connection button, save/cancel actions at bottom. |

### 4.3 Responsiveness
Desktop-first design approach. Chart and dashboard optimized for desktop screens (minimum 1280px width). Mobile support not required for initial infrastructure phase.