SKeTCHeX - Enhanced 20SMA Cloud

// ║
// ║ Enhanced 20SMA Cloud with Trend Colors
// ║ Developer: SKeTCHeX Institutional Algorithmic Systems
// ║
// ║ DESCRIPTION:
// ║ Professional-grade moving average indicator featuring dynamic cloud
// ║ visualization with intelligent trend-based coloring. The SMA automatically
// ║ changes color based on price position (green when bullish, red when
// ║ bearish), while the surrounding cloud provides dynamic support/resistance
// ║ zones using either ATR volatility measurement or percentage-based width.
// ║
// ║ FEATURES:
// ║ • Real-time trend detection with color-coded SMA
// ║ • Dynamic cloud bands (ATR-based or percentage-based)
// ║ • Multiple price source options (Close, Open, High, Low, HL2, HLC3, OHLC4)
// ║ • Customizable shift for forward/backward projection
// ║ • Institutional-grade visual clarity for multi-timeframe analysis
// ║
// ║ USAGE:
// ║ Green SMA/Cloud = Bullish bias (price above SMA)
// ║ Red SMA/Cloud = Bearish bias (price below SMA)
// ║ Cloud bands act as dynamic support/resistance zones