diff --git a/src/core/context.zig b/src/core/context.zig
index 2307224..4e806b6 100644
--- a/src/core/context.zig
+++ b/src/core/context.zig
@@ -115,6 +115,9 @@ pub const Context = struct {
     /// Default character width for fallback measurement (bitmap fonts)
     char_width: u32 = 8,
 
+    /// Default character height for vertical centering (TTF fonts typically 1.2-1.5x width)
+    char_height: u32 = 14,
+
     /// Idle timeout for cursor blinking (ms). After this time without input,
     /// cursor becomes solid and no animation frames are needed.
     pub const CURSOR_IDLE_TIMEOUT_MS: u64 = 20000;
@@ -341,6 +344,11 @@ pub const Context = struct {
         self.char_width = width;
     }
 
+    /// Set character height for vertical centering (TTF fonts)
+    pub fn setCharHeight(self: *Self, height: u32) void {
+        self.char_height = height;
+    }
+
     /// Get current time in milliseconds
     pub fn getTime(self: Self) u64 {
         return self.current_time_ms;
diff --git a/src/core/style.zig b/src/core/style.zig
index 02aebbc..7dd0937 100644
--- a/src/core/style.zig
+++ b/src/core/style.zig
@@ -1382,13 +1382,14 @@ pub fn derivePanelFrameColors(base: Color) DerivedPanelColors {
     // Blend fijo: 20% color con focus, 12% sin focus
     const focus_bg = base.blendTowards(black, 80); // 20% color
 
-    // Título adaptativo: contraste máximo según luminosidad del fondo
-    // Fondos oscuros (L < 0.5) → blanco teñido, claros → negro teñido
+    // Título: BLANCO con tinte sutil del color base para identidad
+    // El contraste viene del blanco, el tinte da coherencia visual
+    // Fondos oscuros → blanco teñido, claros → negro teñido
     const bg_luminance = focus_bg.perceptualLuminance();
     const title_color = if (bg_luminance < 0.5)
-        base.lightenHsl(90) // Blanco teñido (mantiene tono del panel)
+        Color.soft_white.blendTowards(base, 15) // 85% blanco + 15% tinte del panel
     else
-        base.darkenHsl(90); // Negro teñido
+        Color.soft_black.blendTowards(base, 15); // 85% negro + 15% tinte
 
     return .{
         .focus_bg = focus_bg,
diff --git a/src/widgets/button.zig b/src/widgets/button.zig
index ec2273a..3043346 100644
--- a/src/widgets/button.zig
+++ b/src/widgets/button.zig
@@ -132,12 +132,13 @@ pub fn buttonRect(ctx: *Context, bounds: Layout.Rect, text: []const u8, config:
     }
 
     // Draw text centered (con offset +1px cuando está pulsado = "se hunde")
-    // Z-Design V2: usar métricas del contexto para centrado correcto con TTF
+    // Z-Design V5: usar char_height real + offset -1 para compensar efecto 3D
     const text_width = ctx.measureText(text);
-    const char_height = ctx.char_width; // Para fuentes cuadradas, height ≈ width
+    const char_height = ctx.char_height;
     const press_offset: i32 = if (pressed) 1 else 0;
+    const visual_adjust: i32 = -1; // Compensa efecto 3D del bisel que "hunde" visualmente
     const text_x = bounds.x + @as(i32, @intCast((bounds.w -| text_width) / 2)) + press_offset;
-    const text_y = bounds.y + @as(i32, @intCast((bounds.h -| char_height) / 2)) + press_offset;
+    const text_y = bounds.y + @as(i32, @intCast((bounds.h -| char_height) / 2)) + press_offset + visual_adjust;
 
     ctx.pushCommand(Command.text(text_x, text_y, text, fg_color));
 
@@ -247,12 +248,13 @@ pub fn buttonStatefulRect(
     }
 
     // Draw text centered (con offset +1px cuando está pulsado = "se hunde")
-    // Z-Design V2: usar métricas del contexto para centrado correcto con TTF
+    // Z-Design V5: usar char_height real + offset -1 para compensar efecto 3D
     const text_width = ctx.measureText(text);
-    const char_height = ctx.char_width; // Para fuentes cuadradas, height ≈ width
+    const char_height = ctx.char_height;
     const press_offset: i32 = if (pressed) 1 else 0;
+    const visual_adjust: i32 = -1; // Compensa efecto 3D del bisel que "hunde" visualmente
     const text_x = bounds.x + @as(i32, @intCast((bounds.w -| text_width) / 2)) + press_offset;
-    const text_y = bounds.y + @as(i32, @intCast((bounds.h -| char_height) / 2)) + press_offset;
+    const text_y = bounds.y + @as(i32, @intCast((bounds.h -| char_height) / 2)) + press_offset + visual_adjust;
 
     ctx.pushCommand(Command.text(text_x, text_y, text, fg_color));