diff --git a/src/components/layout/common/ConfirmModal.tsx b/src/components/layout/common/ConfirmModal.tsx
index 042679a..be3993e 100644
--- a/src/components/layout/common/ConfirmModal.tsx
+++ b/src/components/layout/common/ConfirmModal.tsx
@@ -56,22 +56,22 @@ export default function ConfirmModal({
         <div
           ref={panelRef}
           tabIndex={-1}
-          className="rounded-2xl bg-white border border-slate-200 shadow-xl overflow-hidden outline-none"
+          className="rounded-2xl bg-white dark:bg-zinc-900 border border-slate-200 dark:border-zinc-700 shadow-xl overflow-hidden outline-none"
         >
-          <div className="px-6 py-4 border-b border-slate-200">
-            <div className="text-base font-semibold text-slate-900">{title}</div>
+          <div className="px-6 py-4 border-b border-slate-200 dark:border-zinc-700">
+            <div className="text-base font-semibold text-slate-900 dark:text-white">{title}</div>
           </div>
 
           <div className="px-6 py-5">
-            <p className="text-sm text-slate-700">{message}</p>
+            <p className="text-sm text-slate-700 dark:text-zinc-300">{message}</p>
           </div>
 
-          <div className="px-6 py-4 border-t border-slate-200 flex justify-end gap-3">
+          <div className="px-6 py-4 border-t border-slate-200 dark:border-zinc-700 flex justify-end gap-3">
             <button
               type="button"
               onClick={onClose}
               disabled={loading}
-              className="rounded-xl px-4 py-2 text-sm font-medium border border-slate-200 bg-white text-slate-700 hover:bg-slate-100 transition disabled:opacity-60"
+              className="rounded-xl px-4 py-2 text-sm font-medium border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 text-slate-700 dark:text-zinc-300 hover:bg-slate-100 dark:hover:bg-zinc-700 transition disabled:opacity-60"
             >
               {cancelText}
             </button>
diff --git a/src/components/layout/common/ProfileModal.tsx b/src/components/layout/common/ProfileModal.tsx
index a6d7978..672f6b0 100644
--- a/src/components/layout/common/ProfileModal.tsx
+++ b/src/components/layout/common/ProfileModal.tsx
@@ -150,10 +150,10 @@ export default function ProfileModal({
 
       {/* Modal */}
       <div className="relative mx-auto mt-16 w-[min(860px,calc(100vw-32px))]">
-        <div className="rounded-2xl bg-white shadow-xl border border-slate-200 overflow-hidden">
+        <div className="rounded-2xl bg-white dark:bg-zinc-900 shadow-xl border border-slate-200 dark:border-zinc-700 overflow-hidden">
           {/* Header */}
-          <div className="px-6 py-4 border-b border-slate-200">
-            <div className="text-base font-semibold text-slate-900">
+          <div className="px-6 py-4 border-b border-slate-200 dark:border-zinc-700">
+            <div className="text-base font-semibold text-slate-900 dark:text-white">
               Editar perfil
             </div>
           </div>
@@ -162,9 +162,9 @@ export default function ProfileModal({
           <div className="p-6">
             <div className="grid grid-cols-1 md:grid-cols-[260px_1fr] gap-6">
               {/* LEFT: Avatar */}
-              <div className="rounded-2xl border border-slate-200 bg-slate-50 p-5">
+              <div className="rounded-2xl border border-slate-200 dark:border-zinc-700 bg-slate-50 dark:bg-zinc-800 p-5">
                 <div className="flex flex-col items-center text-center">
-                  <div className="w-28 h-28 rounded-2xl bg-white border border-slate-200 overflow-hidden flex items-center justify-center">
+                  <div className="w-28 h-28 rounded-2xl bg-white dark:bg-zinc-700 border border-slate-200 dark:border-zinc-600 overflow-hidden flex items-center justify-center">
                     {computedAvatarSrc ? (
                       <img
                         src={computedAvatarSrc}
@@ -172,17 +172,17 @@ export default function ProfileModal({
                         className="w-full h-full object-cover"
                       />
                     ) : (
-                      <div className="w-full h-full flex items-center justify-center text-slate-700 font-semibold text-2xl">
+                      <div className="w-full h-full flex items-center justify-center text-slate-700 dark:text-zinc-200 font-semibold text-2xl">
                         {initials}
                       </div>
                     )}
                   </div>
 
                   <div className="mt-4">
-                    <div className="text-sm font-semibold text-slate-900 truncate max-w-[220px]">
+                    <div className="text-sm font-semibold text-slate-900 dark:text-white truncate max-w-[220px]">
                       {name || "Usuario"}
                     </div>
-                    <div className="text-xs text-slate-500 truncate max-w-[220px]">
+                    <div className="text-xs text-slate-500 dark:text-zinc-400 truncate max-w-[220px]">
                       {email || "correo@ejemplo.gob.mx"}
                     </div>
                   </div>
@@ -193,8 +193,8 @@ export default function ProfileModal({
                     disabled={!onUploadAvatar}
                     className={[
                       "mt-4 w-full rounded-xl px-4 py-2 text-sm font-medium",
-                      "border border-slate-200 bg-white text-slate-700",
-                      "hover:bg-slate-100 transition",
+                      "border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 text-slate-700 dark:text-zinc-300",
+                      "hover:bg-slate-100 dark:hover:bg-zinc-700 transition",
                       !onUploadAvatar ? "opacity-50 cursor-not-allowed" : "",
                     ].join(" ")}
                   >
@@ -212,8 +212,8 @@ export default function ProfileModal({
               </div>
 
               {/* RIGHT: Form */}
-              <div className="rounded-2xl border border-slate-200 p-5">
-                <div className="text-xs font-semibold text-slate-500 uppercase tracking-wide">
+              <div className="rounded-2xl border border-slate-200 dark:border-zinc-700 p-5">
+                <div className="text-xs font-semibold text-slate-500 dark:text-zinc-400 uppercase tracking-wide">
                   correo electrónico
                 </div>
 
@@ -222,7 +222,7 @@ export default function ProfileModal({
                     <input
                       value={name}
                       onChange={(e) => setName(e.target.value)}
-                      className="w-full rounded-xl border border-slate-200 bg-white px-4 py-2.5 text-sm text-slate-900 outline-none focus:ring-2 focus:ring-slate-200"
+                      className="w-full rounded-xl border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 px-4 py-2.5 text-sm text-slate-900 dark:text-zinc-100 outline-none focus:ring-2 focus:ring-slate-200"
                       placeholder="Nombre del usuario"
                     />
                   </Field>
@@ -231,7 +231,7 @@ export default function ProfileModal({
                     <input
                       value={email}
                       onChange={(e) => setEmail(e.target.value)}
-                      className="w-full rounded-xl border border-slate-200 bg-white px-4 py-2.5 text-sm text-slate-900 outline-none focus:ring-2 focus:ring-slate-200"
+                      className="w-full rounded-xl border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 px-4 py-2.5 text-sm text-slate-900 dark:text-zinc-100 outline-none focus:ring-2 focus:ring-slate-200"
                       placeholder="correo@organismo.gob.mx"
                     />
                   </Field>
@@ -240,7 +240,7 @@ export default function ProfileModal({
                     <input
                       value={organismName}
                       onChange={(e) => setOrganismName(e.target.value)}
-                      className="w-full rounded-xl border border-slate-200 bg-white px-4 py-2.5 text-sm text-slate-900 outline-none focus:ring-2 focus:ring-slate-200"
+                      className="w-full rounded-xl border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 px-4 py-2.5 text-sm text-slate-900 dark:text-zinc-100 outline-none focus:ring-2 focus:ring-slate-200"
                       placeholder="Organismo operador"
                     />
                   </Field>
@@ -250,11 +250,11 @@ export default function ProfileModal({
           </div>
 
           {/* Footer */}
-          <div className="px-6 py-4 border-t border-slate-200 flex items-center justify-end gap-3">
+          <div className="px-6 py-4 border-t border-slate-200 dark:border-zinc-700 flex items-center justify-end gap-3">
             <button
               type="button"
               onClick={onClose}
-              className="rounded-xl px-4 py-2 text-sm font-medium border border-slate-200 bg-white text-slate-700 hover:bg-slate-100 transition"
+              className="rounded-xl px-4 py-2 text-sm font-medium border border-slate-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 text-slate-700 dark:text-zinc-300 hover:bg-slate-100 dark:hover:bg-zinc-700 transition"
               disabled={loading}
             >
               Cancelar
@@ -283,7 +283,7 @@ export default function ProfileModal({
 function Field({ label, children }: { label: string; children: React.ReactNode }) {
   return (
     <div className="grid grid-cols-[90px_1fr] items-center gap-3">
-      <div className="text-sm font-medium text-slate-700">{label}</div>
+      <div className="text-sm font-medium text-slate-700 dark:text-zinc-300">{label}</div>
       {children}
     </div>
   );
diff --git a/src/index.css b/src/index.css
index 05ebc01..5e130cc 100644
--- a/src/index.css
+++ b/src/index.css
@@ -116,4 +116,37 @@ body:where(.dark *) {
 .dark [style*="background-color: #fff"],
 .dark [style*="backgroundColor: rgb(255, 255, 255)"] {
   background-color: #18181b !important; /* zinc-900 */
+}
+
+/* Dark mode form elements - global overrides */
+.dark input:not([type="checkbox"]):not([type="radio"]),
+.dark select,
+.dark textarea {
+  background-color: #27272a !important; /* zinc-800 */
+  border-color: #3f3f46 !important; /* zinc-700 */
+  color: #fafafa !important; /* zinc-50 */
+}
+
+.dark input::placeholder,
+.dark textarea::placeholder {
+  color: #71717a !important; /* zinc-500 */
+}
+
+.dark input:focus,
+.dark select:focus,
+.dark textarea:focus {
+  border-color: #3b82f6 !important; /* blue-500 */
+  outline: none;
+}
+
+.dark select option {
+  background-color: #27272a; /* zinc-800 */
+  color: #fafafa; /* zinc-50 */
+}
+
+/* Dark mode for modals */
+.dark .modal-content,
+.dark [class*="bg-white"][class*="rounded-xl"][class*="p-6"] {
+  background-color: #18181b !important; /* zinc-900 */
+  border: 1px solid #3f3f46 !important; /* zinc-700 */
 }
\ No newline at end of file
diff --git a/src/pages/RolesPage.tsx b/src/pages/RolesPage.tsx
index b3899fd..0ff7460 100644
--- a/src/pages/RolesPage.tsx
+++ b/src/pages/RolesPage.tsx
@@ -281,18 +281,18 @@ export default function RolesPage() {
       {/* ADD/EDIT MODAL */}
       {showModal && (
         <div className="fixed inset-0 bg-black/40 flex items-center justify-center z-50">
-          <div className="bg-white rounded-xl p-6 w-96 space-y-4 shadow-xl">
-            <h2 className="text-lg font-semibold text-gray-900">
+          <div className="bg-white dark:bg-zinc-900 dark:border dark:border-zinc-700 rounded-xl p-6 w-96 space-y-4 shadow-xl">
+            <h2 className="text-lg font-semibold text-gray-900 dark:text-white">
               {editingId ? "Edit Role" : "Add New Role"}
             </h2>
             
             <div className="space-y-3">
               <div>
-                <label className="block text-sm font-medium text-gray-700 mb-1">
+                <label className="block text-sm font-medium text-gray-700 dark:text-zinc-300 mb-1">
                   Name <span className="text-red-500">*</span>
                 </label>
                 <input 
-                  className="w-full border border-gray-300 px-3 py-2 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500" 
+                  className="w-full border border-gray-300 dark:border-zinc-700 dark:bg-zinc-800 dark:text-zinc-100 px-3 py-2 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500" 
                   placeholder="e.g., ADMIN, USER, MANAGER" 
                   value={form.name} 
                   onChange={e => setForm({...form, name: e.target.value})}
@@ -301,11 +301,11 @@ export default function RolesPage() {
               </div>
               
               <div>
-                <label className="block text-sm font-medium text-gray-700 mb-1">
+                <label className="block text-sm font-medium text-gray-700 dark:text-zinc-300 mb-1">
                   Description
                 </label>
                 <textarea 
-                  className="w-full border border-gray-300 px-3 py-2 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500 resize-none" 
+                  className="w-full border border-gray-300 dark:border-zinc-700 dark:bg-zinc-800 dark:text-zinc-100 px-3 py-2 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500 resize-none" 
                   placeholder="Describe the role's purpose..." 
                   rows={3}
                   value={form.description} 
@@ -315,8 +315,8 @@ export default function RolesPage() {
               </div>
 
               {/* Note about permissions */}
-              <div className="bg-blue-50 border border-blue-200 rounded-lg p-3">
-                <p className="text-xs text-blue-800">
+              <div className="bg-blue-50 dark:bg-blue-900/30 border border-blue-200 dark:border-blue-800 rounded-lg p-3">
+                <p className="text-xs text-blue-800 dark:text-blue-300">
                   <strong>Note:</strong> Permissions can be configured after creating the role.
                 </p>
               </div>
@@ -331,7 +331,7 @@ export default function RolesPage() {
                   setError(null);
                 }}
                 disabled={loading}
-                className="px-4 py-2 text-gray-700 hover:bg-gray-100 rounded-lg transition disabled:opacity-50"
+                className="px-4 py-2 text-gray-700 dark:text-zinc-300 hover:bg-gray-100 dark:hover:bg-zinc-800 rounded-lg transition disabled:opacity-50"
               >
                 Cancel
               </button>
diff --git a/src/pages/concentrators/ConcentratorsModal.tsx b/src/pages/concentrators/ConcentratorsModal.tsx
index 0943dd6..72b9e5d 100644
--- a/src/pages/concentrators/ConcentratorsModal.tsx
+++ b/src/pages/concentrators/ConcentratorsModal.tsx
@@ -43,17 +43,17 @@ export default function ConcentratorsModal({
 
   return (
     <div className="fixed inset-0 bg-black/40 flex items-center justify-center z-50">
-      <div className="bg-white rounded-xl p-6 w-[500px] max-h-[90vh] overflow-y-auto space-y-4">
-        <h2 className="text-lg font-semibold">{title}</h2>
+      <div className="bg-white dark:bg-zinc-900 dark:border dark:border-zinc-700 rounded-xl p-6 w-[500px] max-h-[90vh] overflow-y-auto space-y-4">
+        <h2 className="text-lg font-semibold dark:text-white">{title}</h2>
 
         <div className="space-y-3">
-          <h3 className="text-sm font-semibold text-gray-700 border-b pb-2">
+          <h3 className="text-sm font-semibold text-gray-700 dark:text-zinc-200 border-b dark:border-zinc-700 pb-2">
             Información del Concentrador
           </h3>
 
           <div className="grid grid-cols-2 gap-3">
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Serial *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Serial *</label>
               <input
                 className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                   errors["serialNumber"] ? "border-red-500" : ""
@@ -72,7 +72,7 @@ export default function ConcentratorsModal({
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Nombre *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Nombre *</label>
               <input
                 className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                   errors["name"] ? "border-red-500" : ""
@@ -90,7 +90,7 @@ export default function ConcentratorsModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Proyecto *</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Proyecto *</label>
             <select
               className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                 errors["projectId"] ? "border-red-500" : ""
@@ -118,7 +118,7 @@ export default function ConcentratorsModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Ubicación</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Ubicación</label>
             <input
               className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
               placeholder="Ubicación del concentrador (opcional)"
@@ -129,7 +129,7 @@ export default function ConcentratorsModal({
 
           <div className="grid grid-cols-2 gap-3">
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Tipo *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Tipo *</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.type ?? "LORA"}
@@ -142,7 +142,7 @@ export default function ConcentratorsModal({
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Estado</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Estado</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.status ?? "ACTIVE"}
@@ -157,7 +157,7 @@ export default function ConcentratorsModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Dirección IP</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Dirección IP</label>
             <input
               className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
               placeholder="192.168.1.100"
@@ -167,7 +167,7 @@ export default function ConcentratorsModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Versión de Firmware</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Versión de Firmware</label>
             <input
               className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
               placeholder="v1.0.0"
@@ -177,8 +177,8 @@ export default function ConcentratorsModal({
           </div>
         </div>
 
-        <div className="flex justify-end gap-2 pt-3 border-t">
-          <button onClick={onClose} className="px-4 py-2 rounded hover:bg-gray-100">
+        <div className="flex justify-end gap-2 pt-3 border-t dark:border-zinc-700">
+          <button onClick={onClose} className="px-4 py-2 rounded hover:bg-gray-100 dark:hover:bg-zinc-800 dark:text-zinc-300">
             Cancelar
           </button>
           <button
diff --git a/src/pages/meters/MetersModal.tsx b/src/pages/meters/MetersModal.tsx
index 2ffd8e4..5564c81 100644
--- a/src/pages/meters/MetersModal.tsx
+++ b/src/pages/meters/MetersModal.tsx
@@ -49,18 +49,18 @@ export default function MetersModal({
 
   return (
     <div className="fixed inset-0 bg-black/40 flex items-center justify-center z-50">
-      <div className="bg-white rounded-xl p-6 w-[500px] max-h-[90vh] overflow-y-auto space-y-4">
-        <h2 className="text-lg font-semibold">{title}</h2>
+      <div className="bg-white dark:bg-zinc-900 dark:border dark:border-zinc-700 rounded-xl p-6 w-[500px] max-h-[90vh] overflow-y-auto space-y-4">
+        <h2 className="text-lg font-semibold dark:text-white">{title}</h2>
 
         {/* FORM */}
         <div className="space-y-3">
-          <h3 className="text-sm font-semibold text-gray-700 border-b pb-2">
+          <h3 className="text-sm font-semibold text-gray-700 dark:text-zinc-200 border-b dark:border-zinc-700 pb-2">
             Información del Medidor
           </h3>
 
           <div className="grid grid-cols-2 gap-3">
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Serial *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Serial *</label>
               <input
                 className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                   errors["serialNumber"] ? "border-red-500" : ""
@@ -79,7 +79,7 @@ export default function MetersModal({
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Meter ID</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Meter ID</label>
               <input
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 placeholder="ID del medidor (opcional)"
@@ -90,7 +90,7 @@ export default function MetersModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Nombre *</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Nombre *</label>
             <input
               className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                 errors["name"] ? "border-red-500" : ""
@@ -107,7 +107,7 @@ export default function MetersModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Concentrador *</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Concentrador *</label>
             <select
               className={`w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent ${
                 errors["concentratorId"] ? "border-red-500" : ""
@@ -135,7 +135,7 @@ export default function MetersModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Ubicación</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Ubicación</label>
             <input
               className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
               placeholder="Ubicación del medidor (opcional)"
@@ -146,7 +146,7 @@ export default function MetersModal({
 
           <div className="grid grid-cols-2 gap-3">
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Tipo</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Tipo</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.type ?? "LORA"}
@@ -159,7 +159,7 @@ export default function MetersModal({
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Estado</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Estado</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.status ?? "ACTIVE"}
@@ -175,7 +175,7 @@ export default function MetersModal({
           </div>
 
           <div>
-            <label className="block text-sm text-gray-600 mb-1">Fecha de Instalación</label>
+            <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Fecha de Instalación</label>
             <input
               type="date"
               className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
@@ -192,13 +192,13 @@ export default function MetersModal({
 
         {isPruebaProject && (
           <div className="space-y-3">
-            <h3 className="text-sm font-semibold text-gray-700 border-b pb-2">
+            <h3 className="text-sm font-semibold text-gray-700 dark:text-zinc-200 border-b dark:border-zinc-700 pb-2">
               Información Técnica (Proyecto PRUEBA)
             </h3>
 
             <div className="grid grid-cols-2 gap-3">
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Protocol</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Protocol</label>
                 <input
                   className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                   placeholder="ej: LoRaWAN"
@@ -208,7 +208,7 @@ export default function MetersModal({
               </div>
 
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Voltage (V)</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Voltage (V)</label>
                 <input
                   type="number"
                   step="0.01"
@@ -222,7 +222,7 @@ export default function MetersModal({
 
             <div className="grid grid-cols-2 gap-3">
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Signal (dBm)</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Signal (dBm)</label>
                 <input
                   type="number"
                   className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
@@ -233,7 +233,7 @@ export default function MetersModal({
               </div>
 
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Current Flow</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Current Flow</label>
                 <input
                   type="number"
                   step="0.0001"
@@ -247,7 +247,7 @@ export default function MetersModal({
 
             <div className="grid grid-cols-2 gap-3">
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Total Flow Reverse</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Total Flow Reverse</label>
                 <input
                   type="number"
                   step="0.0001"
@@ -259,7 +259,7 @@ export default function MetersModal({
               </div>
 
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Leakage Status</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Leakage Status</label>
                 <select
                   className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                   value={form.leakageStatus ?? ""}
@@ -276,7 +276,7 @@ export default function MetersModal({
 
             <div className="grid grid-cols-2 gap-3">
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Burst Status</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Burst Status</label>
                 <select
                   className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                   value={form.burstStatus ?? ""}
@@ -291,7 +291,7 @@ export default function MetersModal({
               </div>
 
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Manufacturer</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Manufacturer</label>
                 <input
                   className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                   placeholder="ej: Kamstrup"
@@ -303,7 +303,7 @@ export default function MetersModal({
 
             <div className="grid grid-cols-2 gap-3">
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Latitude</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Latitude</label>
                 <input
                   type="number"
                   step="0.00000001"
@@ -315,7 +315,7 @@ export default function MetersModal({
               </div>
 
               <div>
-                <label className="block text-sm text-gray-600 mb-1">Longitude</label>
+                <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Longitude</label>
                 <input
                   type="number"
                   step="0.00000001"
@@ -330,8 +330,8 @@ export default function MetersModal({
         )}
 
         {/* ACTIONS */}
-        <div className="flex justify-end gap-2 pt-3 border-t">
-          <button onClick={onClose} className="px-4 py-2 rounded hover:bg-gray-100">
+        <div className="flex justify-end gap-2 pt-3 border-t dark:border-zinc-700">
+          <button onClick={onClose} className="px-4 py-2 rounded hover:bg-gray-100 dark:hover:bg-zinc-800 dark:text-zinc-300">
             Cancelar
           </button>
           <button
diff --git a/src/pages/projects/ProjectsPage.tsx b/src/pages/projects/ProjectsPage.tsx
index fa000d4..6e1715d 100644
--- a/src/pages/projects/ProjectsPage.tsx
+++ b/src/pages/projects/ProjectsPage.tsx
@@ -291,13 +291,13 @@ export default function ProjectsPage() {
       {/* MODAL */}
       {showModal && (
         <div className="fixed inset-0 bg-black/40 flex items-center justify-center z-50">
-          <div className="bg-white rounded-xl p-6 w-[450px] space-y-4">
-            <h2 className="text-lg font-semibold">
+          <div className="bg-white dark:bg-zinc-900 dark:border dark:border-zinc-700 rounded-xl p-6 w-[450px] space-y-4">
+            <h2 className="text-lg font-semibold dark:text-white">
               {editingId ? "Editar Proyecto" : "Agregar Proyecto"}
             </h2>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Nombre *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Nombre *</label>
               <input
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 placeholder="Nombre del proyecto"
@@ -307,7 +307,7 @@ export default function ProjectsPage() {
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Area *</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Area *</label>
               <input
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 placeholder="Nombre del area"
@@ -317,7 +317,7 @@ export default function ProjectsPage() {
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Descripción</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Descripción</label>
               <textarea
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 placeholder="Descripción del proyecto (opcional)"
@@ -328,7 +328,7 @@ export default function ProjectsPage() {
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Ubicación</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Ubicación</label>
               <input
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 placeholder="Ubicación (opcional)"
@@ -338,7 +338,7 @@ export default function ProjectsPage() {
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Tipo de Toma</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Tipo de Toma</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.meterTypeId ?? ""}
@@ -359,7 +359,7 @@ export default function ProjectsPage() {
             </div>
 
             <div>
-              <label className="block text-sm text-gray-600 mb-1">Estado</label>
+              <label className="block text-sm text-gray-600 dark:text-zinc-400 mb-1">Estado</label>
               <select
                 className="w-full border px-3 py-2 rounded focus:ring-2 focus:ring-blue-500 focus:border-transparent"
                 value={form.status ?? "ACTIVE"}
@@ -371,10 +371,10 @@ export default function ProjectsPage() {
               </select>
             </div>
 
-            <div className="flex justify-end gap-2 pt-3 border-t">
+            <div className="flex justify-end gap-2 pt-3 border-t dark:border-zinc-700">
               <button
                 onClick={() => setShowModal(false)}
-                className="px-4 py-2 rounded hover:bg-gray-100"
+                className="px-4 py-2 rounded hover:bg-gray-100 dark:hover:bg-zinc-800 dark:text-zinc-300"
               >
                 Cancelar
               </button>