diff --git a/agents/brief.py b/agents/brief.py
index b459bd0..f79d221 100644
--- a/agents/brief.py
+++ b/agents/brief.py
@@ -399,35 +399,42 @@ class BriefAgent:
         btc_dom = btc_d.get("btc_dominance_pct", 0)
         rsi = tech.get("rsi", 50)
         macd_h = tech.get("macd_histogram", 0)
+        change_4h = tech.get("change_4h", 0)
 
         # Signal detection
         bullish_signals = 0
         bearish_signals = 0
 
-        # RSI
-        if rsi < 30: bullish_signals += 1
-        elif rsi > 70: bearish_signals += 1
+        # RSI — granular zones
+        if rsi < 38: bullish_signals += 1
+        elif rsi > 62: bearish_signals += 1
 
-        # Funding rate
-        if funding > 0.01: bearish_signals += 1   # high funding = long squeeze risk
-        elif funding < -0.01: bullish_signals += 1
+        # Funding rate — any positive funding = long pressure
+        if funding > 0.0001: bearish_signals += 1
+        elif funding < -0.0001: bullish_signals += 1
 
-        # Long ratio
-        if long_ratio > 60: bearish_signals += 1   # over-leveraged longs
-        elif long_ratio < 40: bullish_signals += 1
+        # Long ratio — tighter around 50
+        if long_ratio > 53: bearish_signals += 1
+        elif long_ratio < 47: bullish_signals += 1
 
-        # Fear&Greed
-        if fg_class in ["Extreme Fear", "Fear"]: bullish_signals += 1
-        elif fg_class in ["Extreme Greed", "Greed"]: bearish_signals += 1
+        # Fear&Greed — extreme gets 2x
+        if fg_class in ["Extreme Fear"]: bullish_signals += 2
+        elif fg_class == "Fear": bullish_signals += 1
+        elif fg_class == "Greed": bearish_signals += 1
+        elif fg_class in ["Extreme Greed"]: bearish_signals += 2
 
-        # MACD histogram
-        if macd_h > 0: bullish_signals += 1
-        elif macd_h < 0: bearish_signals += 1
+        # MACD histogram — lower threshold for sensitivity
+        if macd_h > 5: bullish_signals += 1
+        elif macd_h < -5: bearish_signals += 1
 
-        # BTC dominance (high = BTC season, alt risk)
+        # BTC dominance
         if btc_dom > 55: bullish_signals += 1
         elif btc_dom < 45: bearish_signals += 1
 
+        # Price momentum (4h change)
+        if change_4h > 1.0: bullish_signals += 1
+        elif change_4h < -1.0: bearish_signals += 1
+
         # Determine signal and confidence
         net = bullish_signals - bearish_signals
         if net >= 3:
@@ -441,7 +448,6 @@ class BriefAgent:
             confidence = 40 + abs(net) * 5
 
         # Change-based confirmation
-        change_4h = tech.get("change_4h", 0)
         change_24h = tech.get("change_24h", 0)
         if change_24h > 5 and signal == "NEUTRO":
             signal = "ALTA"; confidence = min(confidence + 10, 85)
diff --git a/agents/decio.py b/agents/decio.py
index e8acc16..9d7de11 100644
--- a/agents/decio.py
+++ b/agents/decio.py
@@ -16,8 +16,8 @@ class DecioAgent:
 
     # ── CORE RULE: confidence < 75% → always HOLD ─────────────────────────
     def _risk_filter(self, confidence, signal):
-        """Décio is a mathematician: no confidence ≥75%, no operation."""
-        return confidence < 75 or signal not in ("ALTA", "BAIXA")
+        """Décio is a mathematician: no confidence ≥70%, no operation."""
+        return confidence < 70 or signal not in ("ALTA", "BAIXA")
 
     # ── Stop Loss / Take Profit ────────────────────────────────────────────────
     def _calc_levels(self, price, action):