diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 0000000..a7cea0b
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,3 @@
+{
+  "recommendations": ["Vue.volar"]
+}
diff --git a/src/assets/main.css b/src/assets/main.css
index adb7ff6..c94fa15 100644
--- a/src/assets/main.css
+++ b/src/assets/main.css
@@ -6,6 +6,9 @@
     --font-sans: 'DM Sans', system-ui, sans-serif;
 }
 
+/* Dark mode via classe .app-dark — alinhado com darkModeSelector do PrimeVue */
+@variant dark (&:where(.app-dark, .app-dark *));
+
 /* Remove setas de number input */
 input[type='number']::-webkit-outer-spin-button,
 input[type='number']::-webkit-inner-spin-button {
diff --git a/src/components/common/AccessibilityWidget.vue b/src/components/common/AccessibilityWidget.vue
index 6bec1e8..a67a160 100644
--- a/src/components/common/AccessibilityWidget.vue
+++ b/src/components/common/AccessibilityWidget.vue
@@ -1,9 +1,10 @@
 <script setup>
-import { ref, watch } from 'vue'
+import { ref, watch, onMounted } from 'vue'
 
 const aberto = ref(false)
-const nivelFonte = ref(0)   // 0 = normal, 1 = grande, 2 = extra-grande
-const altoContraste = ref(false)
+const nivelFonte = ref(Number(localStorage.getItem('a11y-fonte') || 0))
+const altoContraste = ref(localStorage.getItem('a11y-contraste') === '1')
+const modoEscuro = ref(localStorage.getItem('a11y-escuro') === '1')
 
 const opcoesFonte = [
     { nivel: 0, label: 'A',   title: 'Texto normal' },
@@ -11,14 +12,31 @@ const opcoesFonte = [
     { nivel: 2, label: 'A++', title: 'Texto extra-grande' },
 ]
 
-watch(nivelFonte, (val) => {
+function applyFonte(nivel) {
     document.documentElement.classList.remove('a11y-font-lg', 'a11y-font-xl')
-    if (val === 1) document.documentElement.classList.add('a11y-font-lg')
-    if (val === 2) document.documentElement.classList.add('a11y-font-xl')
-}, { immediate: true })
+    if (nivel === 1) document.documentElement.classList.add('a11y-font-lg')
+    if (nivel === 2) document.documentElement.classList.add('a11y-font-xl')
+}
+
+onMounted(() => {
+    applyFonte(nivelFonte.value)
+    document.documentElement.classList.toggle('a11y-contrast', altoContraste.value)
+    document.documentElement.classList.toggle('app-dark', modoEscuro.value)
+})
+
+watch(nivelFonte, (val) => {
+    applyFonte(val)
+    localStorage.setItem('a11y-fonte', val)
+})
 
 watch(altoContraste, (val) => {
     document.documentElement.classList.toggle('a11y-contrast', val)
+    localStorage.setItem('a11y-contraste', val ? '1' : '0')
+})
+
+watch(modoEscuro, (val) => {
+    document.documentElement.classList.toggle('app-dark', val)
+    localStorage.setItem('a11y-escuro', val ? '1' : '0')
 })
 </script>
 
@@ -39,16 +57,16 @@ watch(altoContraste, (val) => {
                 id="a11y-panel"
                 role="dialog"
                 aria-label="Opções de acessibilidade"
-                class="bg-white rounded-2xl shadow-2xl border border-slate-200 p-5 w-64 origin-bottom-right"
+                class="bg-white dark:bg-slate-800 rounded-2xl shadow-2xl border border-slate-200 dark:border-slate-700 p-5 w-64 origin-bottom-right"
             >
                 <div class="flex items-center gap-2 mb-4">
                     <i class="pi pi-eye text-primary text-sm" aria-hidden="true" />
-                    <p class="text-xs font-bold text-slate-600 uppercase tracking-wide">Acessibilidade</p>
+                    <p class="text-xs font-bold text-slate-500 dark:text-slate-400 uppercase tracking-wide">Acessibilidade</p>
                 </div>
 
                 <!-- Tamanho do texto -->
-                <div class="mb-5">
-                    <p class="text-sm font-semibold text-slate-700 mb-2">Tamanho do texto</p>
+                <div class="mb-4">
+                    <p class="text-sm font-semibold text-slate-700 dark:text-slate-200 mb-2">Tamanho do texto</p>
                     <div class="flex gap-2" role="group" aria-label="Escolha o tamanho do texto">
                         <button
                             v-for="op in opcoesFonte"
@@ -59,7 +77,7 @@ watch(altoContraste, (val) => {
                                 'flex-1 py-2 rounded-lg border text-sm font-bold transition-colors',
                                 nivelFonte === op.nivel
                                     ? 'bg-primary text-white border-primary'
-                                    : 'bg-white text-slate-600 border-slate-200 hover:border-primary/40 hover:text-primary'
+                                    : 'bg-white dark:bg-slate-700 text-slate-600 dark:text-slate-300 border-slate-200 dark:border-slate-600 hover:border-primary/40 hover:text-primary'
                             ]"
                             @click="nivelFonte = op.nivel"
                         >
@@ -68,16 +86,30 @@ watch(altoContraste, (val) => {
                     </div>
                 </div>
 
-                <!-- Alto contraste -->
-                <div class="flex items-center justify-between pt-4 border-t border-slate-100">
-                    <div>
-                        <p class="text-sm font-semibold text-slate-700">Alto contraste</p>
-                        <p class="text-xs text-slate-400 mt-0.5">Melhora a legibilidade</p>
+                <div class="space-y-3 pt-4 border-t border-slate-100 dark:border-slate-700">
+                    <!-- Modo escuro -->
+                    <div class="flex items-center justify-between">
+                        <div>
+                            <p class="text-sm font-semibold text-slate-700 dark:text-slate-200">Modo escuro</p>
+                            <p class="text-xs text-slate-400 dark:text-slate-500 mt-0.5">Tema de baixa luminosidade</p>
+                        </div>
+                        <ToggleSwitch
+                            v-model="modoEscuro"
+                            :aria-label="modoEscuro ? 'Desativar modo escuro' : 'Ativar modo escuro'"
+                        />
+                    </div>
+
+                    <!-- Alto contraste -->
+                    <div class="flex items-center justify-between">
+                        <div>
+                            <p class="text-sm font-semibold text-slate-700 dark:text-slate-200">Alto contraste</p>
+                            <p class="text-xs text-slate-400 dark:text-slate-500 mt-0.5">Melhora a legibilidade</p>
+                        </div>
+                        <ToggleSwitch
+                            v-model="altoContraste"
+                            :aria-label="altoContraste ? 'Desativar alto contraste' : 'Ativar alto contraste'"
+                        />
                     </div>
-                    <ToggleSwitch
-                        v-model="altoContraste"
-                        :aria-label="altoContraste ? 'Desativar alto contraste' : 'Ativar alto contraste'"
-                    />
                 </div>
             </div>
         </Transition>
@@ -88,7 +120,7 @@ watch(altoContraste, (val) => {
                 'w-12 h-12 rounded-full shadow-lg border flex items-center justify-center transition-all hover:scale-105',
                 aberto
                     ? 'bg-primary text-white border-primary shadow-primary/30'
-                    : 'bg-white text-slate-600 border-slate-200 hover:border-slate-300 hover:shadow-xl'
+                    : 'bg-white dark:bg-slate-800 text-slate-600 dark:text-slate-300 border-slate-200 dark:border-slate-700 hover:border-slate-300 hover:shadow-xl'
             ]"
             :aria-label="aberto ? 'Fechar painel de acessibilidade' : 'Abrir painel de acessibilidade'"
             :aria-expanded="aberto"
diff --git a/src/components/common/AppFooter.vue b/src/components/common/AppFooter.vue
index dac8267..b5d0d3a 100644
--- a/src/components/common/AppFooter.vue
+++ b/src/components/common/AppFooter.vue
@@ -2,17 +2,17 @@
 </script>
 
 <template>
-    <footer class="bg-white border-t border-slate-200 mt-auto" role="contentinfo">
+    <footer class="bg-white dark:bg-slate-900 border-t border-slate-200 dark:border-slate-700 mt-auto" role="contentinfo">
         <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-6">
             <div class="flex flex-col sm:flex-row items-center justify-between gap-4">
-                <div class="flex items-center gap-2 text-sm text-slate-600">
+                <div class="flex items-center gap-2 text-sm text-slate-600 dark:text-slate-300">
                     <i class="pi pi-building text-primary" aria-hidden="true" />
                     <span>Portal do Contribuinte — ModumFiscal</span>
                 </div>
-                <nav aria-label="Links institucionais" class="flex items-center gap-4 text-xs text-slate-500">
-                    <a href="#" class="hover:text-slate-700 transition-colors">Política de Privacidade</a>
-                    <a href="#" class="hover:text-slate-700 transition-colors">Termos de Uso</a>
-                    <a href="#" class="hover:text-slate-700 transition-colors">Acessibilidade</a>
+                <nav aria-label="Links institucionais" class="flex items-center gap-4 text-xs text-slate-500 dark:text-slate-400">
+                    <a href="#" class="hover:text-slate-700 dark:hover:text-slate-200 transition-colors">Política de Privacidade</a>
+                    <a href="#" class="hover:text-slate-700 dark:hover:text-slate-200 transition-colors">Termos de Uso</a>
+                    <a href="#" class="hover:text-slate-700 dark:hover:text-slate-200 transition-colors">Acessibilidade</a>
                 </nav>
             </div>
         </div>
diff --git a/src/components/common/AppHeader.vue b/src/components/common/AppHeader.vue
index b0e8024..619cd31 100644
--- a/src/components/common/AppHeader.vue
+++ b/src/components/common/AppHeader.vue
@@ -11,7 +11,7 @@ const logoSrc = computed(() => prefeitura.pathLogo || logoFallback)
 </script>
 
 <template>
-    <header class="bg-white border-b border-slate-200">
+    <header class="bg-white dark:bg-slate-900 border-b border-slate-200 dark:border-slate-700">
         <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 h-16 flex items-center justify-between">
 
             <RouterLink
@@ -26,8 +26,8 @@ const logoSrc = computed(() => prefeitura.pathLogo || logoFallback)
                 />
 
                 <div class="leading-tight min-w-0" aria-hidden="true">
-                    <p class="text-xs text-slate-500 font-normal truncate">Portal do Contribuinte</p>
-                    <p class="text-sm font-semibold text-slate-800 truncate">
+                    <p class="text-xs text-slate-500 dark:text-slate-400 font-normal truncate">Portal do Contribuinte</p>
+                    <p class="text-sm font-semibold text-slate-800 dark:text-slate-100 truncate">
                         {{ prefeitura.nomePrefeitura || 'ModumFiscal' }}
                     </p>
                 </div>
@@ -36,7 +36,7 @@ const logoSrc = computed(() => prefeitura.pathLogo || logoFallback)
             <nav aria-label="Navegação principal" class="hidden md:flex items-center gap-4">
                 <RouterLink
                     :to="{ name: 'servicos' }"
-                    class="text-sm text-slate-600 hover:text-primary transition-colors"
+                    class="text-sm text-slate-600 dark:text-slate-300 hover:text-primary transition-colors"
                     :aria-current="$route.name === 'servicos' ? 'page' : undefined"
                 >
                     Serviços
diff --git a/src/components/common/ServiceCard.vue b/src/components/common/ServiceCard.vue
index 6d46c9c..3f7ea8f 100644
--- a/src/components/common/ServiceCard.vue
+++ b/src/components/common/ServiceCard.vue
@@ -12,19 +12,19 @@ defineProps({
     <component
         :is="to ? 'RouterLink' : 'div'"
         :to="to ?? undefined"
-        class="group flex flex-col gap-3 bg-white rounded-xl border border-slate-200 p-5 hover:border-blue-300 hover:shadow-md transition-all duration-200 cursor-pointer"
+        class="group flex flex-col gap-3 bg-white dark:bg-slate-800 rounded-xl border border-slate-200 dark:border-slate-700 p-5 hover:border-primary/40 dark:hover:border-primary/50 hover:shadow-md transition-all duration-200 cursor-pointer"
     >
         <div class="flex items-start justify-between">
-            <div class="w-10 h-10 bg-blue-50 rounded-lg flex items-center justify-center group-hover:bg-blue-100 transition-colors">
-                <i :class="['pi', icon, 'text-blue-700 text-lg']" />
+            <div class="w-10 h-10 bg-primary/8 dark:bg-primary/15 rounded-lg flex items-center justify-center group-hover:bg-primary/15 dark:group-hover:bg-primary/25 transition-colors">
+                <i :class="['pi', icon, 'text-primary text-lg']" />
             </div>
-            <i v-if="requiresAuth" class="pi pi-lock text-slate-300 text-xs" title="Requer login" />
+            <i v-if="requiresAuth" class="pi pi-lock text-slate-300 dark:text-slate-600 text-xs" title="Requer login" />
         </div>
         <div>
-            <p class="font-semibold text-slate-800 text-sm group-hover:text-blue-700 transition-colors">{{ titulo }}</p>
-            <p v-if="descricao" class="text-xs text-slate-500 mt-1 leading-relaxed">{{ descricao }}</p>
+            <p class="font-semibold text-slate-800 dark:text-slate-100 text-sm group-hover:text-primary transition-colors">{{ titulo }}</p>
+            <p v-if="descricao" class="text-xs text-slate-500 dark:text-slate-400 mt-1 leading-relaxed">{{ descricao }}</p>
         </div>
-        <div class="flex items-center gap-1 text-xs text-blue-600 font-medium opacity-0 group-hover:opacity-100 transition-opacity">
+        <div class="flex items-center gap-1 text-xs text-primary font-medium opacity-0 group-hover:opacity-100 transition-opacity">
             <span>Acessar</span>
             <i class="pi pi-arrow-right text-xs" />
         </div>
diff --git a/src/layouts/PortalLayout.vue b/src/layouts/PortalLayout.vue
index 1b136ae..730f379 100644
--- a/src/layouts/PortalLayout.vue
+++ b/src/layouts/PortalLayout.vue
@@ -20,8 +20,8 @@ function sair() {
 </script>
 
 <template>
-    <div class="min-h-screen flex flex-col bg-slate-50">
-        <header class="bg-white border-b border-slate-200 sticky top-0 z-40" role="banner">
+    <div class="min-h-screen flex flex-col bg-slate-50 dark:bg-slate-950">
+        <header class="bg-white dark:bg-slate-900 border-b border-slate-200 dark:border-slate-700 sticky top-0 z-40" role="banner">
             <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 h-16 flex items-center justify-between">
                 <RouterLink
                     :to="{ name: 'painel' }"
@@ -31,7 +31,7 @@ function sair() {
                     <div class="w-8 h-8 bg-primary rounded-lg flex items-center justify-center">
                         <i class="pi pi-building text-white text-sm" aria-hidden="true" />
                     </div>
-                    <span class="font-semibold text-slate-800">Portal do Contribuinte</span>
+                    <span class="font-semibold text-slate-800 dark:text-slate-100">Portal do Contribuinte</span>
                 </RouterLink>
 
                 <nav aria-label="Menu do contribuinte" class="hidden md:flex items-center gap-1">
@@ -39,7 +39,7 @@ function sair() {
                         v-for="item in navItems"
                         :key="item.name"
                         :to="{ name: item.name }"
-                        class="px-4 py-2 rounded-lg text-sm text-slate-600 hover:bg-slate-100 hover:text-slate-900 transition-colors"
+                        class="px-4 py-2 rounded-lg text-sm text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-800 hover:text-slate-900 dark:hover:text-slate-100 transition-colors"
                         active-class="bg-primary/10 text-primary font-semibold"
                         :aria-current="$route.name === item.name ? 'page' : undefined"
                     >
@@ -48,7 +48,7 @@ function sair() {
                 </nav>
 
                 <div class="flex items-center gap-3">
-                    <span class="hidden sm:block text-sm text-slate-600" aria-live="polite">
+                    <span class="hidden sm:block text-sm text-slate-600 dark:text-slate-300" aria-live="polite">
                         {{ auth.nomeUsuario }}
                     </span>
                     <Button
diff --git a/src/layouts/PublicLayout.vue b/src/layouts/PublicLayout.vue
index 32223a5..4e5f6df 100644
--- a/src/layouts/PublicLayout.vue
+++ b/src/layouts/PublicLayout.vue
@@ -2,7 +2,7 @@
 </script>
 
 <template>
-    <div class="min-h-screen flex flex-col bg-slate-50">
+    <div class="min-h-screen flex flex-col bg-slate-50 dark:bg-slate-950">
         <AppHeader />
 
         <!-- tabindex="-1" permite que o skip link mova o foco para cá -->
diff --git a/src/views/public/HomeView.vue b/src/views/public/HomeView.vue
index 5ab5b4b..3c258e0 100644
--- a/src/views/public/HomeView.vue
+++ b/src/views/public/HomeView.vue
@@ -70,9 +70,9 @@ const avisos = ref([
 ])
 
 const corAviso = {
-    amber: { bg: 'bg-amber-50', borda: 'border-amber-200', icone: 'text-amber-600', tag: 'bg-amber-100 text-amber-700' },
-    green: { bg: 'bg-emerald-50', borda: 'border-emerald-200', icone: 'text-emerald-600', tag: 'bg-emerald-100 text-emerald-700' },
-    blue:  { bg: 'bg-blue-50',   borda: 'border-blue-200',   icone: 'text-blue-600',   tag: 'bg-blue-100 text-blue-700' },
+    amber: { bg: 'bg-amber-50 dark:bg-amber-900/20', borda: 'border-amber-200 dark:border-amber-700/40', icone: 'text-amber-600 dark:text-amber-400', tag: 'bg-amber-100 text-amber-700 dark:bg-amber-900/30 dark:text-amber-300' },
+    green: { bg: 'bg-emerald-50 dark:bg-emerald-900/20', borda: 'border-emerald-200 dark:border-emerald-700/40', icone: 'text-emerald-600 dark:text-emerald-400', tag: 'bg-emerald-100 text-emerald-700 dark:bg-emerald-900/30 dark:text-emerald-300' },
+    blue:  { bg: 'bg-blue-50 dark:bg-blue-900/20',   borda: 'border-blue-200 dark:border-blue-700/40',   icone: 'text-blue-600 dark:text-blue-400',   tag: 'bg-blue-100 text-blue-700 dark:bg-blue-900/30 dark:text-blue-300' },
 }
 
 // ─── Serviços ────────────────────────────────────────────────────────────────
@@ -190,7 +190,7 @@ function continuar() {
 
                     <!-- Direita — Card de acesso -->
                     <div class="flex justify-center lg:justify-end">
-                        <div class="bg-white rounded-2xl shadow-2xl p-8 w-full max-w-sm backdrop-blur-sm">
+                        <div class="bg-white dark:bg-slate-800 rounded-2xl shadow-2xl p-8 w-full max-w-sm backdrop-blur-sm">
 
                             <!-- Cabeçalho do card -->
                             <div class="flex items-center gap-3 mb-7">
@@ -198,15 +198,15 @@ function continuar() {
                                     <i class="pi pi-lock-open text-white text-lg" />
                                 </div>
                                 <div>
-                                    <p class="font-bold text-slate-800 text-base">Área do Contribuinte</p>
-                                    <p class="text-xs text-slate-500">Acesso seguro ao portal</p>
+                                    <p class="font-bold text-slate-800 dark:text-slate-100 text-base">Área do Contribuinte</p>
+                                    <p class="text-xs text-slate-500 dark:text-slate-400">Acesso seguro ao portal</p>
                                 </div>
                             </div>
 
                             <!-- Formulário -->
                             <div class="space-y-4">
                                 <div>
-                                    <label class="block text-sm font-medium text-slate-700 mb-1.5">
+                                    <label class="block text-sm font-medium text-slate-700 dark:text-slate-200 mb-1.5">
                                         CPF ou CNPJ
                                     </label>
                                     <DocumentoInput
@@ -236,14 +236,14 @@ function continuar() {
                             <div class="space-y-2.5 text-center">
                                 <RouterLink
                                     :to="{ name: 'primeiro-acesso' }"
-                                    class="flex items-center justify-center gap-2 w-full px-4 py-2.5 rounded-lg border border-slate-200 text-sm text-slate-700 hover:bg-slate-50 hover:border-slate-300 transition-colors font-medium"
+                                    class="flex items-center justify-center gap-2 w-full px-4 py-2.5 rounded-lg border border-slate-200 dark:border-slate-600 text-sm text-slate-700 dark:text-slate-200 hover:bg-slate-50 dark:hover:bg-slate-700 hover:border-slate-300 dark:hover:border-slate-500 transition-colors font-medium"
                                 >
-                                    <i class="pi pi-key text-slate-500 text-sm" />
+                                    <i class="pi pi-key text-slate-500 dark:text-slate-400 text-sm" />
                                     Criar minha senha
                                 </RouterLink>
                                 <RouterLink
                                     :to="{ name: 'credenciamento' }"
-                                    class="block text-xs text-slate-400 hover:text-slate-600 transition-colors"
+                                    class="block text-xs text-slate-400 dark:text-slate-500 hover:text-slate-600 dark:hover:text-slate-300 transition-colors"
                                 >
                                     Ainda não cadastrado? <span class="text-primary font-semibold">Credenciar-se</span>
                                 </RouterLink>
@@ -257,7 +257,7 @@ function continuar() {
         </section>
 
         <!-- ─── CAROUSEL DE AVISOS ────────────────────────────────────────── -->
-        <section class="bg-white border-b border-slate-100" aria-label="Avisos e comunicados">
+        <section class="bg-white dark:bg-slate-900 border-b border-slate-100 dark:border-slate-800" aria-label="Avisos e comunicados">
             <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-6">
                 <!-- autoplay desativado quando prefers-reduced-motion está ativo -->
                 <Carousel
@@ -285,8 +285,8 @@ function continuar() {
                                 <i :class="['pi', aviso.icone, 'text-lg', corAviso[aviso.cor].icone]" />
                             </div>
                             <div class="flex-1 min-w-0">
-                                <p class="font-semibold text-slate-800 text-sm">{{ aviso.titulo }}</p>
-                                <p class="text-xs text-slate-600 mt-0.5 leading-relaxed">{{ aviso.descricao }}</p>
+                                <p class="font-semibold text-slate-800 dark:text-slate-100 text-sm">{{ aviso.titulo }}</p>
+                                <p class="text-xs text-slate-600 dark:text-slate-300 mt-0.5 leading-relaxed">{{ aviso.descricao }}</p>
                                 <RouterLink
                                     v-if="aviso.acao"
                                     :to="aviso.acao.to"
@@ -310,8 +310,8 @@ function continuar() {
         <section class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12" aria-labelledby="servicos-logados-titulo">
             <div class="flex items-center justify-between mb-6">
                 <div>
-                    <h2 id="servicos-logados-titulo" class="text-xl font-bold text-slate-800">Área logada</h2>
-                    <p class="text-sm text-slate-600 mt-0.5">Serviços disponíveis após login</p>
+                    <h2 id="servicos-logados-titulo" class="text-xl font-bold text-slate-800 dark:text-slate-100">Área logada</h2>
+                    <p class="text-sm text-slate-600 dark:text-slate-400 mt-0.5">Serviços disponíveis após login</p>
                 </div>
                 <span class="hidden sm:flex items-center gap-1.5 bg-primary/8 text-primary text-xs font-semibold px-3 py-1.5 rounded-full border border-primary/15">
                     <i class="pi pi-lock text-xs" />
@@ -329,10 +329,10 @@ function continuar() {
             </div>
 
             <!-- CTA credenciamento -->
-            <div class="mt-10 bg-gradient-to-r from-primary/5 to-primary/10 border border-primary/15 rounded-2xl p-6 flex flex-col sm:flex-row items-center justify-between gap-5">
+            <div class="mt-10 bg-gradient-to-r from-primary/5 to-primary/10 dark:from-primary/10 dark:to-primary/15 border border-primary/15 dark:border-primary/20 rounded-2xl p-6 flex flex-col sm:flex-row items-center justify-between gap-5">
                 <div>
-                    <p class="font-bold text-slate-800 text-base">Ainda não tem acesso ao portal?</p>
-                    <p class="text-sm text-slate-500 mt-1 max-w-md">
+                    <p class="font-bold text-slate-800 dark:text-slate-100 text-base">Ainda não tem acesso ao portal?</p>
+                    <p class="text-sm text-slate-500 dark:text-slate-400 mt-1 max-w-md">
                         Solicite seu credenciamento e passe a gerenciar todos os seus tributos municipais de forma online.
                     </p>
                 </div>
diff --git a/src/views/public/LoginView.vue b/src/views/public/LoginView.vue
index a11154f..911ff39 100644
--- a/src/views/public/LoginView.vue
+++ b/src/views/public/LoginView.vue
@@ -53,7 +53,7 @@ async function entrar() {
     <div class="min-h-[calc(100vh-8rem)] flex items-center justify-center px-4 py-12">
         <div class="w-full max-w-md">
 
-            <div class="bg-white rounded-2xl shadow-lg border border-slate-200 overflow-hidden">
+            <div class="bg-white dark:bg-slate-800 rounded-2xl shadow-lg border border-slate-200 dark:border-slate-700 overflow-hidden">
 
                 <!-- Cabeçalho — h1 para hierarquia de heading correta -->
                 <div class="bg-gradient-to-r from-primary-700 to-primary-800 px-8 py-6 bg-primary">
@@ -72,17 +72,17 @@ async function entrar() {
 
                     <!-- Documento identificado -->
                     <div>
-                        <p class="text-xs font-semibold text-slate-600 uppercase tracking-wide mb-2">
+                        <p class="text-xs font-semibold text-slate-600 dark:text-slate-400 uppercase tracking-wide mb-2">
                             Entrando como
                         </p>
-                        <div class="flex items-center justify-between bg-slate-50 border border-slate-200 rounded-xl px-4 py-3">
+                        <div class="flex items-center justify-between bg-slate-50 dark:bg-slate-700 border border-slate-200 dark:border-slate-600 rounded-xl px-4 py-3">
                             <div class="flex items-center gap-3">
                                 <div class="w-8 h-8 bg-primary/10 rounded-lg flex items-center justify-center" aria-hidden="true">
                                     <i class="pi pi-id-card text-primary text-sm" />
                                 </div>
                                 <div>
-                                    <p class="font-mono font-semibold text-slate-800 text-sm">{{ docFormatado }}</p>
-                                    <p class="text-xs text-slate-600">{{ tipoDoc }}</p>
+                                    <p class="font-mono font-semibold text-slate-800 dark:text-slate-100 text-sm">{{ docFormatado }}</p>
+                                    <p class="text-xs text-slate-600 dark:text-slate-300">{{ tipoDoc }}</p>
                                 </div>
                             </div>
                             <!-- Alvo de 44px via py-3 px-3 -->
@@ -99,7 +99,7 @@ async function entrar() {
 
                     <!-- Senha -->
                     <div>
-                        <label :for="senhaId" class="block text-sm font-semibold text-slate-700 mb-1.5">
+                        <label :for="senhaId" class="block text-sm font-semibold text-slate-700 dark:text-slate-200 mb-1.5">
                             Senha
                         </label>
                         <Password
@@ -147,7 +147,7 @@ async function entrar() {
                         </RouterLink>
                         <RouterLink
                             :to="{ name: 'credenciamento' }"
-                            class="block text-sm text-slate-600 py-2 hover:text-slate-800 transition-colors"
+                            class="block text-sm text-slate-600 dark:text-slate-400 py-2 hover:text-slate-800 dark:hover:text-slate-200 transition-colors"
                         >
                             Ainda não tem acesso? <span class="text-primary font-semibold">Credenciar-se</span>
                         </RouterLink>
@@ -159,7 +159,7 @@ async function entrar() {
             <!-- Voltar — alvo de 44px via py-3 -->
             <div class="text-center mt-4">
                 <button
-                    class="inline-flex items-center gap-2 text-sm text-slate-600 hover:text-slate-800 transition-colors py-3 px-4 rounded-lg hover:bg-slate-100"
+                    class="inline-flex items-center gap-2 text-sm text-slate-600 dark:text-slate-400 hover:text-slate-800 dark:hover:text-slate-200 transition-colors py-3 px-4 rounded-lg hover:bg-slate-100 dark:hover:bg-slate-800"
                     @click="router.push({ name: 'home' })"
                 >
                     <i class="pi pi-arrow-left text-xs" aria-hidden="true" />