diff --git a/AppImage/app/globals.css b/AppImage/app/globals.css
index cdcaa59..7e0954e 100644
--- a/AppImage/app/globals.css
+++ b/AppImage/app/globals.css
@@ -1,94 +1,146 @@
-/* ==== Tailwind v3 directives ==== */
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
 
-/* ==== Design tokens (OKLCH) ==== */
+/* ===================== */
+/* Light Mode (default)  */
+/* ===================== */
 :root {
-  --background: oklch(1 0 0);
-  --foreground: oklch(0.145 0 0);
+  --background: oklch(1 0 0);              /* blanco */
+  --foreground: oklch(0.145 0 0);          /* casi negro */
+
   --card: oklch(1 0 0);
-  --card-foreground: oklch(0.145 0 0);
-  --popover: oklch(1 0 0);
-  --popover-foreground: oklch(0.145 0 0);
-  --primary: oklch(0.205 0 0);
-  --primary-foreground: oklch(0.985 0 0);
+  --card-foreground: var(--foreground);
+
+  --popover: var(--card);
+  --popover-foreground: var(--foreground);
+
+  --primary: oklch(0.205 0 0);             /* gris oscuro */
+  --primary-foreground: oklch(0.985 0 0);  /* blanco */
+
   --secondary: oklch(0.97 0 0);
-  --secondary-foreground: oklch(0.205 0 0);
+  --secondary-foreground: var(--primary);
+
   --muted: oklch(0.97 0 0);
-  --muted-foreground: oklch(0.556 0 0);
+  --muted-foreground: oklch(0.556 0 0);    /* gris medio */
+
   --accent: oklch(0.97 0 0);
-  --accent-foreground: oklch(0.205 0 0);
+  --accent-foreground: var(--primary);
+
   --destructive: oklch(0.577 0.245 27.325);
-  --destructive-foreground: oklch(0.577 0.245 27.325);
+  --destructive-foreground: oklch(0.145 0 0);
+
   --border: oklch(0.922 0 0);
-  --input: oklch(0.922 0 0);
+  --input: var(--border);
   --ring: oklch(0.708 0 0);
+
   --chart-1: oklch(0.646 0.222 41.116);
   --chart-2: oklch(0.6 0.118 184.704);
   --chart-3: oklch(0.398 0.07 227.392);
   --chart-4: oklch(0.828 0.189 84.429);
   --chart-5: oklch(0.769 0.188 70.08);
+
   --radius: 0.625rem;
+
   --sidebar: oklch(0.985 0 0);
-  --sidebar-foreground: oklch(0.145 0 0);
-  --sidebar-primary: oklch(0.205 0 0);
+  --sidebar-foreground: var(--foreground);
+  --sidebar-primary: var(--primary);
   --sidebar-primary-foreground: oklch(0.985 0 0);
   --sidebar-accent: oklch(0.97 0 0);
-  --sidebar-accent-foreground: oklch(0.205 0 0);
-  --sidebar-border: oklch(0.922 0 0);
-  --sidebar-ring: oklch(0.708 0 0);
+  --sidebar-accent-foreground: var(--primary);
+  --sidebar-border: var(--border);
+  --sidebar-ring: var(--ring);
 }
 
+/* ===================== */
+/* Dark Mode (gris)      */
+/* ===================== */
 .dark {
-  --background: oklch(0.145 0 0);
-  --foreground: oklch(0.985 0 0);
-  --card: oklch(0.145 0 0);
-  --card-foreground: oklch(0.985 0 0);
-  --popover: oklch(0.145 0 0);
-  --popover-foreground: oklch(0.985 0 0);
-  --primary: oklch(0.985 0 0);
-  --primary-foreground: oklch(0.205 0 0);
-  --secondary: oklch(0.269 0 0);
-  --secondary-foreground: oklch(0.985 0 0);
-  --muted: oklch(0.269 0 0);
-  --muted-foreground: oklch(0.708 0 0);
-  --accent: oklch(0.269 0 0);
-  --accent-foreground: oklch(0.985 0 0);
-  --destructive: oklch(0.396 0.141 25.723);
-  --destructive-foreground: oklch(0.637 0.237 25.331);
-  --border: oklch(0.269 0 0);
-  --input: oklch(0.269 0 0);
-  --ring: oklch(0.439 0 0);
-  --chart-1: oklch(0.488 0.243 264.376);
-  --chart-2: oklch(0.696 0.17 162.48);
-  --chart-3: oklch(0.769 0.188 70.08);
-  --chart-4: oklch(0.627 0.265 303.9);
-  --chart-5: oklch(0.645 0.246 16.439);
-  --sidebar: oklch(0.205 0 0);
-  --sidebar-foreground: oklch(0.985 0 0);
-  --sidebar-primary: oklch(0.488 0.243 264.376);
-  --sidebar-primary-foreground: oklch(0.985 0 0);
-  --sidebar-accent: oklch(0.269 0 0);
-  --sidebar-accent-foreground: oklch(0.985 0 0);
-  --sidebar-border: oklch(0.269 0 0);
-  --sidebar-ring: oklch(0.439 0 0);
+  --background: oklch(0.22 0 0);           /* gris oscuro */
+  --foreground: oklch(0.97 0 0);           /* blanco/gris claro */
+
+  --card: oklch(0.24 0 0);
+  --card-foreground: var(--foreground);
+
+  --popover: var(--card);
+  --popover-foreground: var(--foreground);
+
+  --primary: oklch(0.83 0 0);              /* casi blanco */
+  --primary-foreground: var(--background);
+
+  --secondary: oklch(0.28 0 0);
+  --secondary-foreground: oklch(0.92 0 0);
+
+  --muted: oklch(0.26 0 0);
+  --muted-foreground: oklch(0.72 0 0);
+
+  --accent: oklch(0.28 0 0);
+  --accent-foreground: var(--primary);
+
+  --destructive: oklch(0.53 0.25 27);
+  --destructive-foreground: oklch(0.9 0 0);
+
+  --border: oklch(0.34 0 0);
+  --input: var(--border);
+  --ring: oklch(0.55 0 0);
+
+  --chart-1: oklch(0.60 0.20 255);
+  --chart-2: oklch(0.70 0.16 165);
+  --chart-3: oklch(0.76 0.19 70);
+  --chart-4: oklch(0.63 0.25 305);
+  --chart-5: oklch(0.66 0.24 20);
+
+  --sidebar: oklch(0.24 0 0);
+  --sidebar-foreground: var(--foreground);
+  --sidebar-primary: var(--chart-1);
+  --sidebar-primary-foreground: var(--foreground);
+  --sidebar-accent: oklch(0.28 0 0);
+  --sidebar-accent-foreground: var(--foreground);
+  --sidebar-border: var(--border);
+  --sidebar-ring: var(--ring);
 }
 
-/* ==== Base (v3): sin @theme inline ni outline-* ==== */
+/* ===================== */
+/* Base layer            */
+/* ===================== */
 @layer base {
-  /* borde sutil por defecto */
-  * { @apply border-border; }
+  * {
+    @apply border-border;
+  }
 
-  /* foco accesible y suave en elementos interactivos */
+  body {
+    @apply bg-background text-foreground;
+  }
+
+  /* Foco accesible */
   :is(button,[role="button"],a,input,select,textarea,[tabindex]:not([tabindex="-1"])):focus {
     @apply outline-none;
   }
   :is(button,[role="button"],a,input,select,textarea,[tabindex]:not([tabindex="-1"])):focus-visible {
-    @apply ring-2;                 /* grosor del ring */
-    --tw-ring-color: var(--ring);  /* color desde tu token */
-    --tw-ring-opacity: 0.5;        /* equivalente a /50 */
+    @apply ring-2;
+    --tw-ring-color: var(--ring);
+    --tw-ring-opacity: 0.5; /* equivalente al /50 */
+  }
+}
+
+/* ===================== */
+/* Ajustes para Charts   */
+/* ===================== */
+@layer components {
+  /* Recharts axis */
+  .recharts-cartesian-axis-tick tspan {
+    fill: var(--muted-foreground);
+  }
+  .recharts-cartesian-axis-line,
+  .recharts-cartesian-grid line {
+    stroke: var(--border);
   }
 
-  body { @apply bg-background text-foreground; }
+  /* Chart.js axis */
+  .chartjs-render-monitor text {
+    fill: var(--muted-foreground);
+  }
+  .chartjs-render-monitor line {
+    stroke: var(--border);
+  }
 }