Agregar iconos X y Save a botones paciente y evolucion

src/sections/Evoluciones.tsx

@@ -1,5 +1,5 @@
 import { useState } from 'react';
-import { FileText, Plus, Search, Calendar, Clock, Thermometer, Heart, Activity, Wind, Droplets, Pencil, Trash2, ChevronDown, ChevronUp } from 'lucide-react';
+import { FileText, Plus, Search, Calendar, Clock, Thermometer, Heart, Activity, Wind, Droplets, Pencil, Trash2, ChevronDown, ChevronUp, X, Save } from 'lucide-react';
 import { Card, CardContent } from '@/components/ui/card';
 import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
@@ -387,13 +387,14 @@ export function Evoluciones({
             </div>
             <div className="flex justify-end gap-2 mt-4">
               <Button variant="outline" onClick={() => { resetFormulario(); setDialogoAbierto(false); }}>
+                <X className="h-4 w-4 mr-2" />
                 Cancelar
               </Button>
               <Button 
                 onClick={handleGuardar}
                 disabled={!medico || (!evolucionEditando && !pacienteSeleccionado)}
               >
-                <Plus className="h-4 w-4 mr-2" />
+                <Save className="h-4 w-4 mr-2" />
                 Guardar Evolución
               </Button>
             </div>