Merge pull request 'dialog warning al cambiar de ciclo una asignatura que rompería la seriación #210' (#228) from issue/210-dialog-warning-al-cambiar-de-ciclo-una-asignatura- into main

Reviewed-on: #228

.gitea/workflows/deploy.yaml

@@ -0,0 +1,37 @@
+name: Deploy to Azure Static Web Apps
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Build
+        env:
+          VITE_SUPABASE_URL: ${{ vars.VITE_SUPABASE_URL }}
+          VITE_SUPABASE_ANON_KEY: ${{ vars.VITE_SUPABASE_ANON_KEY }}
+        run: bunx --bun vite build
+
+      # No hace falta instalar el CLI globalmente, usamos bunx
+      - name: Deploy to Azure Static Web Apps
+        env:
+          AZURE_SWA_DEPLOYMENT_TOKEN: ${{ secrets.AZURE_SWA_DEPLOYMENT_TOKEN }}
+        run: |
+          bunx @azure/static-web-apps-cli deploy ./dist \
+            --env production \
+            --deployment-token "$AZURE_SWA_DEPLOYMENT_TOKEN"

bun.lock

@@ -41,7 +41,7 @@
         "radix-ui": "^1.4.3",
         "react": "^19.2.0",
         "react-dom": "^19.2.0",
-        "tailwind-merge": "^3.4.0",
+        "tailwind-merge": "^3.5.0",
         "tailwindcss": "^4.0.6",
         "tw-animate-css": "^1.3.6",
         "use-debounce": "^10.1.0",
@@ -1327,7 +1327,7 @@
 
     "symbol-tree": ["symbol-tree@3.2.4", "", {}, "sha512-9QNk5KwDF+Bvz+PyObkmSYjI5ksVUYtjW7AU22r2NKcfLJcXp96hkDWU3+XndOsUb+AQ9QhfzfCT2O+CNWT5Tw=="],
 
-    "tailwind-merge": ["tailwind-merge@3.4.0", "", {}, "sha512-uSaO4gnW+b3Y2aWoWfFpX62vn2sR3skfhbjsEnaBI81WD1wBLlHZe5sWf0AqjksNdYTbGBEd0UasQMT3SNV15g=="],
+    "tailwind-merge": ["tailwind-merge@3.5.0", "", {}, "sha512-I8K9wewnVDkL1NTGoqWmVEIlUcB9gFriAEkXkfCjX5ib8ezGxtR3xD7iZIxrfArjEsH7F1CHD4RFUtxefdqV/A=="],
 
     "tailwindcss": ["tailwindcss@4.1.18", "", {}, "sha512-4+Z+0yiYyEtUVCScyfHCxOYP06L5Ne+JiHhY2IjR2KWMIWhJOYZKLSGZaP5HkZ8+bY0cxfzwDE5uOmzFXyIwxw=="],
 

package.json

@@ -54,7 +54,7 @@
     "radix-ui": "^1.4.3",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
-    "tailwind-merge": "^3.4.0",
+    "tailwind-merge": "^3.5.0",
     "tailwindcss": "^4.0.6",
     "tw-animate-css": "^1.3.6",
     "use-debounce": "^10.1.0",

src/components/asignaturas/detalle/AsignaturaDetailPage.tsx

@@ -7,6 +7,13 @@ import type { AsignaturaDetail } from '@/data'
 import { Button } from '@/components/ui/button'
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
 import { Input } from '@/components/ui/input'
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select'
 import { Textarea } from '@/components/ui/textarea'
 import {
   Tooltip,
@@ -14,7 +21,9 @@ import {
   TooltipProvider,
   TooltipTrigger,
 } from '@/components/ui/tooltip'
+import { usePlanAsignaturas } from '@/data'
 import { useSubject, useUpdateAsignatura } from '@/data/hooks/useSubjects'
+import { columnParsers } from '@/lib/asignaturaColumnParsers'
 
 export interface BibliografiaEntry {
   id: string
@@ -38,6 +47,10 @@ export interface AsignaturaResponse {
   datos: AsignaturaDatos
 }
 
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return typeof value === 'object' && value !== null && !Array.isArray(value)
+}
+
 type CriterioEvaluacionRow = {
   criterio: string
   porcentaje: number
@@ -59,8 +72,12 @@ export default function AsignaturaDetailPage() {
   const { asignaturaId } = useParams({
     from: '/planes/$planId/asignaturas/$asignaturaId',
   })
+  const { planId } = useParams({
+    from: '/planes/$planId/asignaturas/$asignaturaId',
+  })
   const { data: asignaturaApi } = useSubject(asignaturaId)
-
+  const { data: asignaturasApi, isLoading: loadingAsig } =
+    usePlanAsignaturas(planId)
   const [asignatura, setAsignatura] = useState<AsignaturaDetail | null>(null)
   const updateAsignatura = useUpdateAsignatura()
 
@@ -81,16 +98,54 @@ export default function AsignaturaDetailPage() {
       },
     })
   }
+
+  const asignaturaSeriada = useMemo(() => {
+    if (!asignaturaApi?.prerrequisito_asignatura_id || !asignaturasApi)
+      return null
+    return asignaturasApi.find(
+      (asig) => asig.id === asignaturaApi.prerrequisito_asignatura_id,
+    )
+  }, [asignaturaApi, asignaturasApi])
+  const requisitosFormateados = useMemo(() => {
+    if (!asignaturaSeriada) return []
+    return [
+      {
+        type: 'Pre-requisito',
+        code: asignaturaSeriada.codigo,
+        name: asignaturaSeriada.nombre,
+        id: asignaturaSeriada.id, // Guardamos el ID para el select
+      },
+    ]
+  }, [asignaturaSeriada])
+
+  const handleUpdatePrerrequisito = (newId: string | null) => {
+    updateAsignatura.mutate({
+      asignaturaId,
+      patch: {
+        prerrequisito_asignatura_id: newId,
+      },
+    })
+  }
   /* ---------- sincronizar API ---------- */
   useEffect(() => {
-    if (asignaturaApi) setAsignatura(asignaturaApi)
-  }, [asignaturaApi])
+    console.log(requisitosFormateados)
 
-  return <DatosGenerales onPersistDato={handlePersistDatoGeneral} />
+    if (asignaturaApi) setAsignatura(asignaturaApi)
+  }, [asignaturaApi, requisitosFormateados])
+
+  return (
+    <DatosGenerales
+      pre={requisitosFormateados}
+      availableSubjects={asignaturasApi}
+      onPersistDato={handlePersistDatoGeneral}
+    />
+  )
 }
 
 function DatosGenerales({
   onPersistDato,
+  pre,
+  availableSubjects,
 }: {
   onPersistDato: (clave: string, value: string) => void
 }) {
@@ -263,24 +318,32 @@ function DatosGenerales({
           <div className="space-y-6">
             {/* Tarjeta de Requisitos */}
             <InfoCard
+              asignaturaId={asignaturaId}
               title="Requisitos y Seriación"
               type="requirements"
-              initialContent={[
-                {
-                  type: 'Pre-requisito',
-                  code: 'PA-301',
-                  name: 'Programación Avanzada',
-                },
-                {
-                  type: 'Co-requisito',
-                  code: 'MAT-201',
-                  name: 'Matemáticas Discretas',
-                },
-              ]}
+              initialContent={pre}
+              // Pasamos las materias del plan para el Select (excluyendo la actual)
+              availableSubjects={
+                availableSubjects?.filter(
+                  (a) =>
+                    a.id !== asignaturaId &&
+                    a.numero_ciclo < data?.numero_ciclo &&
+                    a.numero_ciclo,
+                ) || []
+              }
+              onPersist={({ value }) => {
+                updateAsignatura.mutate({
+                  asignaturaId,
+                  patch: {
+                    prerrequisito_asignatura_id: value, // value ya viene como ID o null desde handleSave
+                  },
+                })
+              }}
             />
 
             {/* Tarjeta de Evaluación */}
             <InfoCard
+              asignaturaId={asignaturaId}
               title="Sistema de Evaluación"
               type="evaluation"
               initialContent={criteriosEvaluacion}
@@ -316,6 +379,7 @@ interface InfoCardProps {
   containerRef?: React.RefObject<HTMLDivElement | null>
   forceEditToken?: number
   highlightToken?: number
+  availableSubjects?: any
 }
 
 function InfoCard({
@@ -332,6 +396,7 @@ function InfoCard({
   containerRef,
   forceEditToken,
   highlightToken,
+  availableSubjects,
 }: InfoCardProps) {
   const [isEditing, setIsEditing] = useState(false)
   const [isHighlighted, setIsHighlighted] = useState(false)
@@ -349,7 +414,8 @@ function InfoCard({
   useEffect(() => {
     setData(initialContent)
     setTempText(initialContent)
-
+    console.log(data)
+    console.log(initialContent)
     if (type === 'evaluation') {
       const raw = Array.isArray(initialContent) ? initialContent : []
       const rows: Array<CriterioEvaluacionRowDraft> = raw
@@ -392,6 +458,8 @@ function InfoCard({
 
   const handleSave = () => {
     console.log('clave, valor:', clave, String(tempText ?? ''))
+    console.log(clave)
+    console.log(tempText)
 
     if (type === 'evaluation') {
       const cleaned: Array<CriterioEvaluacionRow> = []
@@ -422,6 +490,25 @@ function InfoCard({
       void onPersist?.({ type, clave, value: cleaned })
       return
     }
+    if (type === 'requirements') {
+      console.log('entre aqui ')
+
+      // Si tempText es un array y tiene elementos, tomamos el ID del primero
+      // Si es "none" o está vacío, mandamos null (para limpiar la seriación)
+      const prerequisiteId =
+        Array.isArray(tempText) && tempText.length > 0 ? tempText[0].id : null
+
+      setData(tempText) // Actualiza la vista local
+      setIsEditing(false)
+
+      // Mandamos el ID específico a la base de datos
+      void onPersist?.({
+        type,
+        clave: 'prerrequisito_asignatura_id', // Forzamos la columna correcta
+        value: prerequisiteId,
+      })
+      return
+    }
 
     setData(tempText)
     setIsEditing(false)
@@ -432,16 +519,25 @@ function InfoCard({
   }
 
   const handleIARequest = (campoClave: string) => {
-    console.log(placeholder)
+    console.log(campoClave)
+
+    let targetClave = campoClave
+    if (type === 'evaluation' && !targetClave) {
+      targetClave = 'criterios_de_evaluacion'
+    }
+
+    if (targetClave === 'contenido') {
+      targetClave = 'contenido_tematico'
+    }
+    console.log(targetClave)
+    console.log(asignaturaId)
 
-    // Añadimos un timestamp a la state para forzar que la navegación
-    // genere una nueva ubicación incluso si la ruta y los params son iguales.
     navigate({
       to: '/planes/$planId/asignaturas/$asignaturaId/iaasignatura',
       params: { planId, asignaturaId: asignaturaId! },
       state: {
         activeTab: 'ia',
-        prefillCampo: campoClave,
+        prefillCampo: targetClave,
         prefillContenido: data,
         _ts: Date.now(),
       } as any,
@@ -496,19 +592,21 @@ function InfoCard({
 
               {!isEditing && (
                 <div className="flex gap-1">
-                  <Tooltip>
-                    <TooltipTrigger asChild>
-                      <Button
-                        variant="ghost"
-                        size="icon"
-                        className="h-8 w-8 text-blue-500 hover:bg-blue-100"
-                        onClick={() => clave && handleIARequest(clave)}
-                      >
-                        <Sparkles className="h-4 w-4" />
-                      </Button>
-                    </TooltipTrigger>
-                    <TooltipContent>Mejorar con IA</TooltipContent>
-                  </Tooltip>
+                  {type !== 'requirements' && (
+                    <Tooltip>
+                      <TooltipTrigger asChild>
+                        <Button
+                          variant="ghost"
+                          size="icon"
+                          className="h-8 w-8 text-blue-500 hover:bg-blue-100"
+                          onClick={() => handleIARequest(clave)}
+                        >
+                          <Sparkles className="h-4 w-4" />
+                        </Button>
+                      </TooltipTrigger>
+                      <TooltipContent>Mejorar con IA</TooltipContent>
+                    </Tooltip>
+                  )}
 
                   <Tooltip>
                     <TooltipTrigger asChild>
@@ -541,7 +639,66 @@ function InfoCard({
         <CardContent className="pt-4">
           {isEditing ? (
             <div className="space-y-3">
-              {type === 'evaluation' ? (
+              {/* Condicionales de edición según el tipo */}
+              {type === 'requirements' ? (
+                <div className="space-y-3">
+                  <label className="text-xs font-medium text-slate-500">
+                    Materia de Seriación
+                  </label>
+                  <Select
+                    value={
+                      Array.isArray(tempText) && tempText.length > 0
+                        ? tempText[0].id
+                        : 'none'
+                    }
+                    onValueChange={(val) => {
+                      console.log(availableSubjects)
+
+                      const selected = availableSubjects?.find(
+                        (s) => s.id === val,
+                      )
+                      if (val === 'none' || !selected) {
+                        console.log('guardando')
+
+                        setTempText([])
+                      } else {
+                        console.log('hola')
+
+                        setTempText([
+                          {
+                            id: selected.id,
+                            type: 'Pre-requisito',
+                            code: selected.codigo,
+                            name: selected.nombre,
+                          },
+                        ])
+                      }
+                    }}
+                  >
+                    <SelectTrigger className="w-full">
+                      <div className="flex-1 truncate text-left">
+                        <SelectValue placeholder="Selecciona una materia" />
+                      </div>
+                    </SelectTrigger>
+                    <SelectContent>
+                      <SelectItem value="none">
+                        Ninguna (Sin seriación)
+                      </SelectItem>
+                      {availableSubjects?.map((asig) => (
+                        <SelectItem
+                          key={asig.id}
+                          value={asig.id}
+                          className="max-w-[300px] sm:max-w-[500px]"
+                        >
+                          <span className="block truncate">
+                            {asig.codigo} - {asig.nombre}
+                          </span>
+                        </SelectItem>
+                      ))}
+                    </SelectContent>
+                  </Select>
+                </div>
+              ) : type === 'evaluation' ? (
                 <div className="space-y-3">
                   <div className="space-y-2">
                     {evalRows.map((row) => (
@@ -563,85 +720,36 @@ function InfoCard({
                             )
                           }}
                         />
-
                         <Input
                           value={row.porcentaje}
                           placeholder="%"
                           type="number"
-                          min={1}
-                          max={100}
-                          step={1}
-                          inputMode="numeric"
                           onChange={(e) => {
                             const raw = e.target.value
-                            // Solo permitir '' o dígitos
                             if (raw !== '' && !/^\d+$/.test(raw)) return
 
-                            if (raw === '') {
-                              setEvalRows((prev) =>
-                                prev.map((r) =>
-                                  r.id === row.id
-                                    ? {
-                                        id: r.id,
-                                        criterio: r.criterio,
-                                        porcentaje: '',
-                                      }
-                                    : r,
-                                ),
-                              )
-                              return
-                            }
-
-                            const n = Number(raw)
-                            if (!Number.isFinite(n)) return
-                            const porcentaje = Math.trunc(n)
-                            if (porcentaje < 1 || porcentaje > 100) return
-
-                            // No permitir suma > 100
                             setEvalRows((prev) => {
                               const next = prev.map((r) =>
-                                r.id === row.id
-                                  ? {
-                                      id: r.id,
-                                      criterio: r.criterio,
-                                      porcentaje: raw,
-                                    }
-                                  : r,
+                                r.id === row.id ? { ...r, porcentaje: raw } : r,
+                              )
+                              const total = next.reduce(
+                                (acc, r) => acc + (Number(r.porcentaje) || 0),
+                                0,
                               )
-
-                              const total = next.reduce((acc, r) => {
-                                const v = String(r.porcentaje).trim()
-                                if (!v) return acc
-                                const nn = Number(v)
-                                if (!Number.isFinite(nn)) return acc
-                                const vv = Math.trunc(nn)
-                                if (vv < 1 || vv > 100) return acc
-                                return acc + vv
-                              }, 0)
-
                               return total > 100 ? prev : next
                             })
                           }}
                         />
-
-                        <div
-                          className="flex w-[1ch] items-center justify-center text-sm text-slate-600"
-                          aria-hidden
-                        >
-                          %
-                        </div>
-
+                        <div className="text-sm text-slate-600">%</div>
                         <Button
                           variant="ghost"
                           size="icon"
                           className="h-8 w-8 text-red-600 hover:bg-red-50"
-                          onClick={() => {
+                          onClick={() =>
                             setEvalRows((prev) =>
                               prev.filter((r) => r.id !== row.id),
                             )
-                          }}
-                          aria-label="Quitar renglón"
-                          title="Quitar"
+                          }
                         >
                           <Minus className="h-4 w-4" />
                         </Button>
@@ -651,22 +759,15 @@ function InfoCard({
 
                   <div className="flex items-center justify-between">
                     <span
-                      className={
-                        'text-sm ' +
-                        (evaluationTotal === 100
-                          ? 'text-muted-foreground'
-                          : 'text-destructive font-semibold')
-                      }
+                      className={`text-sm ${evaluationTotal === 100 ? 'text-muted-foreground' : 'text-destructive font-semibold'}`}
                     >
                       Total: {evaluationTotal}/100
                     </span>
-
                     <Button
                       variant="ghost"
                       size="sm"
                       className="text-emerald-700 hover:bg-emerald-50"
-                      onClick={() => {
-                        // Agregar una fila vacía (siempre permitido)
+                      onClick={() =>
                         setEvalRows((prev) => [
                           ...prev,
                           {
@@ -675,7 +776,7 @@ function InfoCard({
                             porcentaje: '',
                           },
                         ])
-                      }}
+                      }
                     >
                       <Plus className="mr-2 h-4 w-4" /> Agregar renglón
                     </Button>
@@ -689,28 +790,15 @@ function InfoCard({
                   className="min-h-30 text-sm leading-relaxed"
                 />
               )}
+
+              {/* Botones de acción comunes */}
               <div className="flex justify-end gap-2">
                 <Button
                   size="sm"
                   variant="ghost"
                   onClick={() => {
                     setIsEditing(false)
-                    if (type === 'evaluation') {
-                      const raw = Array.isArray(data) ? data : []
-                      setEvalRows(
-                        raw.map((r: CriterioEvaluacionRow) => ({
-                          id: crypto.randomUUID(),
-                          criterio:
-                            typeof r.criterio === 'string' ? r.criterio : '',
-                          porcentaje:
-                            typeof r.porcentaje === 'number'
-                              ? String(Math.trunc(r.porcentaje))
-                              : typeof r.porcentaje === 'string'
-                                ? String(Math.trunc(Number(r.porcentaje)))
-                                : '',
-                        })),
-                      )
-                    }
+                    // Lógica de reset si es necesario...
                   }}
                 >
                   Cancelar
@@ -726,6 +814,7 @@ function InfoCard({
               </div>
             </div>
           ) : (
+            /* Modo Visualización */
             <div className="text-sm leading-relaxed text-slate-600">
               {type === 'text' &&
                 (data ? (
@@ -734,9 +823,7 @@ function InfoCard({
                   <p className="text-slate-400 italic">Sin información.</p>
                 ))}
               {type === 'requirements' && <RequirementsView items={data} />}
-              {type === 'evaluation' && (
-                <EvaluationView items={data as Array<CriterioEvaluacionRow>} />
-              )}
+              {type === 'evaluation' && <EvaluationView items={data} />}
             </div>
           )}
         </CardContent>
@@ -791,80 +878,3 @@ function EvaluationView({ items }: { items: Array<CriterioEvaluacionRow> }) {
     </div>
   )
 }
-
-function isRecord(value: unknown): value is Record<string, unknown> {
-  return typeof value === 'object' && value !== null && !Array.isArray(value)
-}
-
-function parseContenidoTematicoToPlainText(value: unknown): string {
-  if (!Array.isArray(value)) return ''
-
-  const blocks: Array<string> = []
-
-  for (const item of value) {
-    if (!isRecord(item)) continue
-
-    const unidad =
-      typeof item.unidad === 'number' && Number.isFinite(item.unidad)
-        ? item.unidad
-        : undefined
-    const titulo = typeof item.titulo === 'string' ? item.titulo : ''
-
-    const header = `${unidad ?? ''}${unidad ? '.' : ''} ${titulo}`.trim()
-    if (!header) continue
-
-    const lines: Array<string> = [header]
-
-    const temas = Array.isArray(item.temas) ? item.temas : []
-    temas.forEach((tema, idx) => {
-      const temaNombre =
-        typeof tema === 'string'
-          ? tema
-          : isRecord(tema) && typeof tema.nombre === 'string'
-            ? tema.nombre
-            : ''
-      if (!temaNombre) return
-
-      if (unidad != null) {
-        lines.push(`${unidad}.${idx + 1} ${temaNombre}`.trim())
-      } else {
-        lines.push(`${idx + 1}. ${temaNombre}`)
-      }
-    })
-
-    blocks.push(lines.join('\n'))
-  }
-
-  return blocks.join('\n\n').trimEnd()
-}
-
-function parseCriteriosEvaluacionToPlainText(value: unknown): string {
-  if (!Array.isArray(value)) return ''
-
-  const lines: Array<string> = []
-  for (const item of value) {
-    if (!isRecord(item)) continue
-    const label = typeof item.criterio === 'string' ? item.criterio.trim() : ''
-    const valueNum =
-      typeof item.porcentaje === 'number'
-        ? item.porcentaje
-        : typeof item.porcentaje === 'string'
-          ? Number(item.porcentaje)
-          : NaN
-
-    if (!label) continue
-    if (!Number.isFinite(valueNum)) continue
-
-    const v = Math.trunc(valueNum)
-    if (v < 1 || v > 100) continue
-
-    lines.push(`${label}: ${v}%`)
-  }
-
-  return lines.join('\n')
-}
-
-const columnParsers: Partial<Record<string, (value: unknown) => string>> = {
-  contenido_tematico: parseContenidoTematicoToPlainText,
-  criterios_de_evaluacion: parseCriteriosEvaluacionToPlainText,
-}

src/components/asignaturas/detalle/BibliographyItem.tsx

@@ -126,7 +126,7 @@ export function BibliographyItem() {
 
   return (
     <div className="animate-in fade-in mx-auto max-w-5xl space-y-8 py-10 duration-500">
-      <div className="flex items-center justify-between border-b pb-4">
+      <div className="flex flex-col gap-4 border-b pb-4 md:flex-row md:items-center md:justify-between">
         <div>
           <h2 className="text-2xl font-bold tracking-tight text-slate-900">
             Bibliografía

src/components/asignaturas/detalle/ContenidoTematico.tsx

@@ -688,6 +688,12 @@ export function ContenidoTematico() {
             >
               {({ handleRef }) => (
                 <>
+                  {index === 0 && (
+                    <InsertUnidadOverlay
+                      position="top"
+                      onInsert={() => insertUnidadAt(index)}
+                    />
+                  )}
                   <InsertUnidadOverlay
                     position="bottom"
                     onInsert={() => insertUnidadAt(index + 1)}

src/components/asignaturas/detalle/DocumentoSEPTab.tsx

@@ -18,7 +18,8 @@ import { Card } from '@/components/ui/card'
 interface DocumentoSEPTabProps {
   pdfUrl: string | null
   isLoading: boolean
-  onDownload: () => void
+  onDownloadPdf: () => void
+  onDownloadWord: () => void
   onRegenerate: () => void
   isRegenerating: boolean
 }
@@ -26,7 +27,8 @@ interface DocumentoSEPTabProps {
 export function DocumentoSEPTab({
   pdfUrl,
   isLoading,
-  onDownload,
+  onDownloadPdf,
+  onDownloadWord,
   onRegenerate,
   isRegenerating,
 }: DocumentoSEPTabProps) {
@@ -52,25 +54,23 @@ export function DocumentoSEPTab({
         </div>
 
         <div className="flex items-center gap-2">
-          {pdfUrl && !isLoading && (
-            <Button variant="outline" onClick={onDownload}>
-              <Download className="mr-2 h-4 w-4" />
-              Descargar
-            </Button>
-          )}
-
           <AlertDialog
             open={showConfirmDialog}
             onOpenChange={setShowConfirmDialog}
           >
             <AlertDialogTrigger asChild>
-              <Button disabled={isRegenerating}>
+              <Button
+                variant="outline"
+                size="sm"
+                className="gap-2"
+                disabled={isRegenerating}
+              >
                 {isRegenerating ? (
-                  <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+                  <Loader2 className="h-4 w-4 animate-spin" />
                 ) : (
-                  <RefreshCw className="mr-2 h-4 w-4" />
+                  <RefreshCw className="h-4 w-4" />
                 )}
-                {isRegenerating ? 'Generando...' : 'Regenerar documento'}
+                {isRegenerating ? 'Generando...' : 'Regenerar'}
               </Button>
             </AlertDialogTrigger>
 
@@ -91,11 +91,31 @@ export function DocumentoSEPTab({
               </AlertDialogFooter>
             </AlertDialogContent>
           </AlertDialog>
+
+          {pdfUrl && !isLoading && (
+            <>
+              <Button
+                size="sm"
+                className="gap-2 bg-teal-700 hover:bg-teal-800"
+                onClick={onDownloadWord}
+              >
+                <Download className="h-4 w-4" /> Descargar Word
+              </Button>
+              <Button
+                variant="outline"
+                size="sm"
+                className="gap-2"
+                onClick={onDownloadPdf}
+              >
+                <Download className="h-4 w-4" /> Descargar PDF
+              </Button>
+            </>
+          )}
         </div>
       </div>
 
       {/* PDF Preview */}
-      <Card className="h-[800px] overflow-hidden">
+      <Card className="h-200 overflow-hidden">
         {isLoading ? (
           <div className="flex h-full items-center justify-center">
             <Loader2 className="h-10 w-10 animate-spin" />

src/components/asignaturas/detalle/IAAsignaturaTab.tsx

@@ -1,5 +1,5 @@
 import { useQueryClient } from '@tanstack/react-query'
-import { useParams } from '@tanstack/react-router'
+import { useLocation, useParams } from '@tanstack/react-router'
 import {
   Sparkles,
   Send,
@@ -14,18 +14,22 @@ import {
   MessageSquarePlus,
   Archive,
   History,
-  Edit2, // Agregado
+  Edit2,
+  Loader2, // Agregado
 } from 'lucide-react'
 import { useState, useEffect, useRef, useMemo } from 'react'
 
 import { ImprovementCard } from './SaveAsignatura/ImprovementCardProps'
 
-import type { IASugerencia } from '@/types/asignatura'
-
 import ReferenciasParaIA from '@/components/planes/wizard/PasoDetallesPanel/ReferenciasParaIA'
 import { Avatar, AvatarFallback } from '@/components/ui/avatar'
 import { Button } from '@/components/ui/button'
-import { Drawer, DrawerContent } from '@/components/ui/drawer'
+import {
+  Drawer,
+  DrawerContent,
+  DrawerOverlay,
+  DrawerPortal,
+} from '@/components/ui/drawer'
 import { ScrollArea } from '@/components/ui/scroll-area'
 import { Textarea } from '@/components/ui/textarea'
 import {
@@ -39,8 +43,10 @@ import {
   useConversationBySubject,
   useMessagesBySubjectChat,
   useSubject,
+  useUpdateAsignatura,
   useUpdateSubjectConversationName,
   useUpdateSubjectConversationStatus,
+  useUpdateSubjectRecommendation,
 } from '@/data'
 import { cn } from '@/lib/utils'
 
@@ -50,21 +56,12 @@ interface SelectedField {
   value: string
 }
 
-interface IAAsignaturaTabProps {
-  asignatura?: Record<string, any>
-  onAcceptSuggestion: (sugerencia: IASugerencia) => void
-  onRejectSuggestion: (messageId: string) => void
-}
-
-export function IAAsignaturaTab({
-  onAcceptSuggestion,
-  onRejectSuggestion,
-}: IAAsignaturaTabProps) {
+export function IAAsignaturaTab() {
   const queryClient = useQueryClient()
   const { asignaturaId } = useParams({
     from: '/planes/$planId/asignaturas/$asignaturaId',
   })
-
+  const location = useLocation()
   // --- ESTADOS ---
   const [activeChatId, setActiveChatId] = useState<string | undefined>(
     undefined,
@@ -75,6 +72,10 @@ export function IAAsignaturaTab({
   const [showSuggestions, setShowSuggestions] = useState(false)
   const [isSending, setIsSending] = useState(false)
   const scrollRef = useRef<HTMLDivElement>(null)
+  const [isSidebarOpen, setIsSidebarOpen] = useState(false)
+
+  const updateAsignatura = useUpdateAsignatura()
+  const updateRecommendation = useUpdateSubjectRecommendation()
 
   // --- DATA QUERIES ---
   const { data: datosGenerales } = useSubject(asignaturaId)
@@ -99,6 +100,81 @@ export function IAAsignaturaTab({
     Array<string>
   >([])
   const [uploadedFiles, setUploadedFiles] = useState<Array<File>>([])
+  const [selectedImprovements, setSelectedImprovements] = useState<
+    Array<string>
+  >([])
+
+  const handleApplyMultiple = async (sugerencias: Array<any>) => {
+    if (!asignaturaId || !datosGenerales || sugerencias.length === 0) return
+
+    setIsSending(true)
+    try {
+      // 1. Consolidar el Patch
+      const patchData: any = {
+        datos: { ...datosGenerales.datos },
+      }
+
+      for (const sug of sugerencias) {
+        if (sug.campoKey === 'contenido_tematico') {
+          patchData.contenido_tematico = sug.valorSugerido
+        } else if (sug.campoKey === 'criterios_de_evaluacion') {
+          patchData.criterios_de_evaluacion = sug.valorSugerido
+        } else {
+          patchData.datos[sug.campoKey] = sug.valorSugerido
+        }
+      }
+
+      // 2. Actualización única de la asignatura
+      await updateAsignatura.mutateAsync({
+        asignaturaId: asignaturaId as any,
+        patch: patchData,
+      })
+
+      // 3. Marcar recomendaciones una por una (Secuencialmente para evitar colisiones)
+      for (const sug of sugerencias) {
+        await updateRecommendation.mutateAsync({
+          mensajeId: sug.messageId,
+          campoAfectado: sug.campoKey,
+        })
+      }
+
+      // 4. Limpieza de estados
+      const appliedKeys = sugerencias.map((s) => s.campoKey)
+      setSelectedFields((prev) =>
+        prev.filter((f) => !appliedKeys.includes(f.key)),
+      )
+      setSelectedImprovements([])
+
+      // Forzar actualización visual
+      queryClient.invalidateQueries({ queryKey: ['subject', asignaturaId] })
+    } catch (error) {
+      console.error('Error en aplicación masiva:', error)
+    } finally {
+      setIsSending(false)
+    }
+  }
+  const toggleImprovementSelection = (sugId: string) => {
+    setSelectedImprovements((prev) =>
+      prev.includes(sugId)
+        ? prev.filter((id) => id !== sugId)
+        : [...prev, sugId],
+    )
+  }
+
+  const toggleAllFromMessage = (sugerencias: Array<any>) => {
+    const allIds = sugerencias.map((s) => s.id)
+    const allSelected = allIds.every((id) => selectedImprovements.includes(id))
+
+    if (allSelected) {
+      setSelectedImprovements((prev) =>
+        prev.filter((id) => !allIds.includes(id)),
+      )
+    } else {
+      setSelectedImprovements((prev) =>
+        Array.from(new Set([...prev, ...allIds])),
+      )
+    }
+  }
 
   // Cálculo del total para el Badge del botón
   const totalReferencias =
@@ -141,7 +217,7 @@ export function IAAsignaturaTab({
     const dynamicFields = datosGenerales?.datos
       ? Object.keys(datosGenerales.datos).map((key) => {
           const estructuraProps =
-            datosGenerales?.estructuras_asignatura?.definicion?.properties || {}
+            datosGenerales.estructuras_asignatura?.definicion?.properties || {}
           return {
             key,
             label:
@@ -234,12 +310,38 @@ export function IAAsignaturaTab({
     }
   }, [activeChats, loadingConv])
 
-  const filteredFields = useMemo(() => {
-    if (!showSuggestions) return availableFields
+  const handleInputChange = (e: React.ChangeEvent<HTMLTextAreaElement>) => {
+    const value = e.target.value
+    const selectionStart = e.target.selectionStart // Posición del cursor
+    setInput(value)
+
+    // Buscamos si el carácter anterior al cursor es ':'
+    const lastChar = value.slice(selectionStart - 1, selectionStart)
+
+    if (lastChar === ':') {
+      setShowSuggestions(true)
+    } else if (!value.includes(':')) {
+      // Si borran todos los dos puntos, cerramos
+      setShowSuggestions(false)
+    }
+  }
+
+  const filteredFields = useMemo(() => {
+    if (!showSuggestions || !input) return availableFields
+
+    // 1. Encontrar el ":" más cercano a la IZQUIERDA del cursor
+    // Usamos una posición de referencia (si no tienes ref, usaremos el final del string,
+    // pero para mayor precisión lo ideal es usar e.target.selectionStart en el onChange)
 
-    // Extraemos lo que hay después del último ':' para filtrar
     const lastColonIndex = input.lastIndexOf(':')
-    const query = input.slice(lastColonIndex + 1).toLowerCase()
+    if (lastColonIndex === -1) return availableFields
+
+    // 2. Extraer solo el fragmento de "búsqueda"
+    // Cortamos desde el ":" hasta el final, y luego tomamos solo la primera palabra
+    const textAfterColon = input.slice(lastColonIndex + 1)
+    const query = textAfterColon.split(/\s/)[0].toLowerCase() // Se detiene al encontrar un espacio
+
+    if (!query) return availableFields
 
     return availableFields.filter(
       (f) =>
@@ -248,6 +350,30 @@ export function IAAsignaturaTab({
     )
   }, [availableFields, input, showSuggestions])
 
+  useEffect(() => {
+    const state = location.state as any
+
+    // Verificamos si existe el timestamp (_ts) para saber que es una acción nueva
+    if (state?.activeTab === 'ia' && state?._ts) {
+      // Si el campo no está ya seleccionado, lo agregamos
+      if (state.prefillCampo) {
+        const fieldToSelect = availableFields.find(
+          (f) => f.key === state.prefillCampo,
+        )
+
+        if (fieldToSelect) {
+          setSelectedFields([fieldToSelect]) // Reemplaza o añade según prefieras
+
+          // Generamos un prompt inicial automático
+          const autoPrompt = `Mejora el contenido de: ${fieldToSelect.label}`
+          setInput(autoPrompt)
+
+          // Opcional: Si quieres que dispare la IA inmediatamente al llegar:
+          // handleSend(autoPrompt)
+        }
+      }
+    }
+  }, [location.state, availableFields])
   // 2. Efecto para cerrar con ESC
   useEffect(() => {
     const handleKeyDown = (e: KeyboardEvent) => {
@@ -259,24 +385,28 @@ export function IAAsignaturaTab({
 
   // 3. Función para insertar el campo y limpiar el prompt
   const handleSelectField = (field: SelectedField) => {
-    // 1. Agregamos al array de objetos (para tu lógica de API)
     if (!selectedFields.find((f) => f.key === field.key)) {
       setSelectedFields((prev) => [...prev, field])
     }
 
-    // 2. Lógica de autocompletado en el texto
     const lastColonIndex = input.lastIndexOf(':')
     if (lastColonIndex !== -1) {
-      // Tomamos lo que había antes del ":" + el Nombre del Campo + un espacio
-      const nuevoTexto = input.slice(0, lastColonIndex) + `${field.label} `
+      const parteAntesDelColon = input.slice(0, lastColonIndex)
+
+      // Buscamos si hay texto después de la palabra que estamos escribiendo
+      const textoDespuesDelColon = input.slice(lastColonIndex + 1)
+      const espacioIndex = textoDespuesDelColon.indexOf(' ')
+
+      // Si hay un espacio, guardamos lo que sigue. Si no, es el final del texto.
+      const parteRestante =
+        espacioIndex !== -1 ? textoDespuesDelColon.slice(espacioIndex) : ''
+
+      // Reconstruimos: [Antes] + [Label] + [Lo que ya estaba después]
+      const nuevoTexto = `${parteAntesDelColon}${field.label}${parteRestante}`
       setInput(nuevoTexto)
     }
 
-    // 3. Cerramos el buscador y devolvemos el foco al textarea
     setShowSuggestions(false)
-
-    // Opcional: Si tienes una ref del textarea, puedes hacer:
-    // textareaRef.current?.focus()
   }
 
   const handleSaveName = (id: string) => {
@@ -355,10 +485,35 @@ export function IAAsignaturaTab({
   ]
 
   return (
-    <div className="flex h-[calc(100vh-160px)] w-full gap-6 overflow-hidden p-4">
-      {/* PANEL IZQUIERDO */}
-      <div className="flex w-64 flex-col border-r pr-4">
-        <div className="mb-4 flex items-center justify-between px-2">
+    <div className="flex h-full w-full overflow-hidden bg-white">
+      <div className="fixed top-0 z-40 flex w-full items-center justify-between border-b bg-white/80 p-2 backdrop-blur-md">
+        <Button
+          variant="ghost"
+          size="sm"
+          className="text-slate-600"
+          onClick={() => setIsSidebarOpen(true)}
+        >
+          <History size={18} className="mr-2" /> Historial
+        </Button>
+
+        <div className="flex flex-col items-center">
+          <span className="text-[9px] font-bold tracking-wider text-teal-600 uppercase">
+            Asistente
+          </span>
+        </div>
+
+        <Button
+          variant="ghost"
+          size="sm"
+          className="text-slate-600"
+          onClick={() => setOpenIA(true)} // O el drawer de acciones/referencias
+        >
+          <FileText size={18} className="mr-2 text-teal-600" /> Referencias
+        </Button>
+      </div>
+      {/* 1. PANEL IZQUIERDO (HISTORIAL) - Desktop */}
+      <aside className="hidden h-full w-64 shrink-0 flex-col border-r bg-white pr-4 md:flex">
+        <div className="mb-4 flex items-center justify-between px-2 pt-4">
           <h2 className="flex items-center gap-2 text-xs font-bold text-slate-500 uppercase">
             <History size={14} /> Historial
           </h2>
@@ -378,25 +533,19 @@ export function IAAsignaturaTab({
         <Button
           onClick={() => {
             setActiveChatId(undefined)
-            hasInitialSelected.current = true
             setIsCreatingNewChat(true)
             setInput('')
             setSelectedFields([])
-
-            // 4. Opcional: Limpiar el caché de mensajes actual para que la pantalla se vea vacía al instante
             queryClient.setQueryData(['subject-messages', undefined], [])
           }}
           variant="outline"
-          className="mb-4 w-full justify-start gap-2 border-dashed border-slate-300 hover:border-teal-500"
+          className="mb-4 w-full justify-start gap-2 border-dashed border-slate-300 text-slate-600 hover:border-teal-500 hover:bg-teal-50/50"
         >
           <MessageSquarePlus size={18} /> Nuevo Chat
         </Button>
 
-        {/* PANEL IZQUIERDO - Cambios en ScrollArea y contenedor */}
         <ScrollArea className="flex-1">
           <div className="flex flex-col gap-1 pr-3">
-            {' '}
-            {/* Eliminado space-y-1 para mejor control con gap */}
             {(showArchived ? archivedChats : activeChats).map((chat: any) => (
               <div
                 key={chat.id}
@@ -507,31 +656,57 @@ export function IAAsignaturaTab({
             ))}
           </div>
         </ScrollArea>
-      </div>
+      </aside>
 
-      {/* PANEL CENTRAL */}
-      <div className="relative flex min-w-0 flex-[3] flex-col overflow-hidden rounded-xl border border-slate-200 bg-slate-50/50 shadow-sm">
+      {/* 2. PANEL CENTRAL (CHAT) - EL RECUADRO ESTILIZADO */}
+      <main
+        className={cn(
+          'relative flex min-w-0 flex-1 flex-col overflow-hidden bg-slate-50/50 shadow-sm',
+          'mt-[50px] h-[calc(100svh-50px)]', // 50px es la altura aproximada de tu header fixed
+          'md:m-2 md:mt-0 md:h-[calc(100vh-160px)] md:rounded-xl md:border md:border-slate-200',
+        )}
+      >
+        {/* Header Interno del Recuadro */}
         <div className="flex shrink-0 items-center justify-between border-b bg-white p-3">
-          <span className="text-[10px] font-bold tracking-wider text-slate-400 uppercase">
-            Asistente IA
-          </span>
-          <button
-            onClick={() => setOpenIA(true)}
-            className="flex items-center gap-2 rounded-md bg-slate-100 px-3 py-1.5 text-xs font-medium transition hover:bg-slate-200"
-          >
-            <FileText size={14} className="text-slate-500" />
-            Referencias
-            {totalReferencias > 0 && (
-              <span className="animate-in zoom-in flex h-4 min-w-[16px] items-center justify-center rounded-full bg-teal-600 px-1 text-[10px] text-white">
-                {totalReferencias}
+          <div className="flex items-center gap-2">
+            <Button
+              variant="ghost"
+              size="icon"
+              className="md:hidden"
+              onClick={() => setIsSidebarOpen(true)}
+            >
+              <History size={20} className="text-slate-500" />
+            </Button>
+            <div className="flex flex-col">
+              <span className="text-[10px] font-bold tracking-wider text-teal-600 uppercase">
+                Asistente Académico
               </span>
-            )}
-          </button>
+              <span className="text-[11px] text-slate-400">
+                Personalizado para tu asignatura
+              </span>
+            </div>
+          </div>
+
+          <div className="flex gap-2">
+            <button
+              onClick={() => setOpenIA(true)}
+              className="flex items-center gap-2 rounded-lg bg-slate-100 px-3 py-1.5 text-xs font-medium text-slate-600 transition-colors hover:bg-slate-200"
+            >
+              <FileText size={14} />
+              <span className="xs:inline hidden">Referencias</span>
+              {totalReferencias > 0 && (
+                <span className="flex h-4 min-w-[16px] items-center justify-center rounded-full bg-teal-600 px-1 text-[10px] text-white">
+                  {totalReferencias}
+                </span>
+              )}
+            </button>
+          </div>
         </div>
 
-        <div className="relative min-h-0 flex-1">
+        {/* Área de Mensajes */}
+        <div className="relative min-h-0 w-full flex-1 overflow-hidden">
           <ScrollArea ref={scrollRef} className="h-full w-full">
-            <div className="mx-auto max-w-3xl space-y-8 p-6">
+            <div className="mx-auto max-w-3xl space-y-6 p-3 md:p-6">
               {messages.map((msg) => (
                 <div
                   key={msg.id}
@@ -584,31 +759,90 @@ export function IAAsignaturaTab({
 
                       {/* CONTENEDOR DE SUGERENCIAS INTEGRADO */}
                       {msg.role === 'assistant' &&
-                        msg.sugerencias &&
-                        msg.sugerencias.length > 0 && (
+                        msg.sugerencias?.length > 0 && (
                           <div className="space-y-3 border-t bg-slate-50/50 p-3">
-                            <p className="mb-1 text-[10px] font-bold text-slate-400 uppercase">
-                              Mejoras disponibles:
-                            </p>
-                            {msg.sugerencias.map((sug: any) => (
-                              <ImprovementCard
-                                key={sug.id}
-                                sug={sug}
-                                asignaturaId={asignaturaId}
-                                onApplied={(campoFinalizado) => {
-                                  // Filtramos el array para conservar todos MENOS el que se aplicó
-                                  console.log(campoFinalizado)
-                                  console.log('campos:', selectedFields)
+                            <div className="flex items-center justify-between">
+                              <p className="text-[10px] font-bold text-slate-400 uppercase">
+                                Mejoras disponibles
+                              </p>
 
-                                  setSelectedFields((prev) =>
-                                    prev.filter((fieldObj) => {
-                                      // Accedemos a .key porque fieldObj es { key: "...", label: "..." }
-                                      return fieldObj.key !== campoFinalizado
-                                    }),
+                              {/* Solo mostramos "Seleccionar todo" si hay sugerencias pendientes en ESTE mensaje */}
+                              {msg.sugerencias.some((s) => !s.aceptada) && (
+                                <Button
+                                  variant="ghost"
+                                  className="h-6 text-[10px] text-teal-600 hover:bg-teal-100"
+                                  onClick={() =>
+                                    toggleAllFromMessage(msg.sugerencias)
+                                  }
+                                >
+                                  {msg.sugerencias
+                                    .filter((s) => !s.aceptada)
+                                    .every((s) =>
+                                      selectedImprovements.includes(s.id),
+                                    )
+                                    ? 'Desmarcar todas'
+                                    : 'Seleccionar todas'}
+                                </Button>
+                              )}
+                            </div>
+
+                            {msg.sugerencias.map((sug: any) => (
+                              <div key={sug.id} className="flex gap-2">
+                                {!sug.aceptada && (
+                                  <input
+                                    type="checkbox"
+                                    className="mt-4 h-4 w-4 rounded border-slate-300 accent-teal-600"
+                                    checked={selectedImprovements.includes(
+                                      sug.id,
+                                    )}
+                                    onChange={() =>
+                                      toggleImprovementSelection(sug.id)
+                                    }
+                                  />
+                                )}
+                                <div className="flex-1">
+                                  <ImprovementCard
+                                    sug={sug}
+                                    asignaturaId={asignaturaId}
+                                    onApplied={(key) =>
+                                      setSelectedFields((prev) =>
+                                        prev.filter((f) => f.key !== key),
+                                      )
+                                    }
+                                  />
+                                </div>
+                              </div>
+                            ))}
+
+                            {/* EL BOTÓN DE APLICAR: Lo movemos para que solo aparezca si hay algo seleccionado de ESTE mensaje */}
+                            {msg.sugerencias.some((s) =>
+                              selectedImprovements.includes(s.id),
+                            ) && (
+                              <Button
+                                size="sm"
+                                disabled={isSending}
+                                className="w-full bg-teal-600 text-xs font-bold shadow-md hover:bg-teal-700"
+                                onClick={() => {
+                                  const seleccionadasDeEsteMensaje =
+                                    msg.sugerencias.filter((s) =>
+                                      selectedImprovements.includes(s.id),
+                                    )
+                                  handleApplyMultiple(
+                                    seleccionadasDeEsteMensaje,
                                   )
                                 }}
-                              />
-                            ))}
+                              >
+                                {isSending ? (
+                                  <Loader2
+                                    className="mr-2 animate-spin"
+                                    size={14}
+                                  />
+                                ) : (
+                                  <Check className="mr-2" size={14} />
+                                )}
+                                Aplicar mejoras seleccionadas
+                              </Button>
+                            )}
                           </div>
                         )}
                     </div>
@@ -642,120 +876,144 @@ export function IAAsignaturaTab({
           </ScrollArea>
         </div>
 
-        {/* INPUT */}
-        <div className="shrink-0 border-t bg-white p-4">
-          <div className="relative mx-auto max-w-4xl">
-            {showSuggestions && (
-              <div className="animate-in fade-in slide-in-from-bottom-2 absolute bottom-full left-0 z-50 mb-2 w-72 overflow-hidden rounded-xl border bg-white shadow-2xl">
-                <div className="flex justify-between border-b bg-slate-50 px-3 py-2 text-[10px] font-bold text-slate-500 uppercase">
-                  <span>Filtrando campos...</span>
-                  <span className="rounded bg-slate-200 px-1 text-[9px] text-slate-400">
-                    ESC para cerrar
-                  </span>
-                </div>
-                <div className="max-h-60 overflow-y-auto p-1">
-                  {filteredFields.length > 0 ? (
-                    filteredFields.map((field) => (
-                      <button
-                        key={field.key}
-                        onClick={() => handleSelectField(field)}
-                        className="flex w-full items-center justify-between rounded-lg px-3 py-2 text-left text-sm transition-colors hover:bg-teal-50"
-                      >
-                        <div className="flex flex-col">
-                          <span className="font-medium text-slate-700">
-                            {field.label}
-                          </span>
-                        </div>
-                        {selectedFields.find((f) => f.key === field.key) && (
-                          <Check size={14} className="text-teal-600" />
-                        )}
-                      </button>
-                    ))
-                  ) : (
-                    <div className="p-4 text-center text-xs text-slate-400 italic">
-                      No se encontraron coincidencias
-                    </div>
-                  )}
-                </div>
-              </div>
-            )}
-
-            <div className="flex flex-col gap-2 rounded-xl border bg-slate-50 p-2 transition-all focus-within:bg-white focus-within:ring-1 focus-within:ring-teal-500">
-              {selectedFields.length > 0 && (
-                <div className="flex flex-wrap gap-1.5 px-2 pt-1">
-                  {selectedFields.map((field) => (
-                    <div
-                      key={field.key}
-                      className="animate-in zoom-in-95 flex items-center gap-1 rounded-md border border-teal-200 bg-teal-50 px-2 py-0.5 text-[11px] font-bold text-teal-700 shadow-sm"
-                    >
-                      <Target size={10} />
-                      {field.label}
-                      <button
-                        onClick={() => toggleField(field)}
-                        className="ml-1 rounded-full p-0.5 transition-colors hover:bg-teal-200/50"
-                      >
-                        <X size={10} />
-                      </button>
-                    </div>
-                  ))}
+        {/* Input de Chat */}
+        <footer className="shrink-0 border-t bg-white p-3 md:p-4">
+          <div className="shrink-0 border-t bg-white p-2 md:p-4">
+            <div className="relative mx-auto max-w-4xl">
+              {showSuggestions && (
+                <div className="animate-in fade-in slide-in-from-bottom-2 absolute bottom-full left-0 z-50 mb-2 w-72 overflow-hidden rounded-xl border bg-white shadow-2xl">
+                  <div className="flex justify-between border-b bg-slate-50 px-3 py-2 text-[10px] font-bold text-slate-500 uppercase">
+                    <span>Filtrando campos...</span>
+                    <span className="rounded bg-slate-200 px-1 text-[9px] text-slate-400">
+                      ESC para cerrar
+                    </span>
+                  </div>
+                  <div className="max-h-60 overflow-y-auto p-1">
+                    {filteredFields.length > 0 ? (
+                      filteredFields.map((field) => (
+                        <button
+                          key={field.key}
+                          onClick={() => handleSelectField(field)}
+                          className="flex w-full items-center justify-between rounded-lg px-3 py-2 text-left text-sm transition-colors hover:bg-teal-50"
+                        >
+                          <div className="flex flex-col">
+                            <span className="font-medium text-slate-700">
+                              {field.label}
+                            </span>
+                          </div>
+                          {selectedFields.find((f) => f.key === field.key) && (
+                            <Check size={14} className="text-teal-600" />
+                          )}
+                        </button>
+                      ))
+                    ) : (
+                      <div className="p-4 text-center text-xs text-slate-400 italic">
+                        No se encontraron coincidencias
+                      </div>
+                    )}
+                  </div>
                 </div>
               )}
 
-              <div className="flex items-end gap-2">
-                <Textarea
-                  value={input}
-                  onChange={(e) => {
-                    setInput(e.target.value)
-                    if (e.target.value.endsWith(':')) setShowSuggestions(true)
-                    else if (showSuggestions && !e.target.value.includes(':'))
-                      setShowSuggestions(false)
-                  }}
-                  onKeyDown={(e) => {
-                    if (e.key === 'Enter' && !e.shiftKey) {
-                      e.preventDefault()
-                      handleSend()
+              <div className="flex flex-col gap-2 rounded-xl border bg-slate-50 p-2 transition-all focus-within:bg-white focus-within:ring-1 focus-within:ring-teal-500">
+                {selectedFields.length > 0 && (
+                  <div className="flex flex-wrap gap-1.5 px-2 pt-1">
+                    {selectedFields.map((field) => (
+                      <div
+                        key={field.key}
+                        className="animate-in zoom-in-95 flex items-center gap-1 rounded-md border border-teal-200 bg-teal-50 px-2 py-0.5 text-[11px] font-bold text-teal-700 shadow-sm"
+                      >
+                        <Target size={10} />
+                        {field.label}
+                        <button
+                          onClick={() => toggleField(field)}
+                          className="ml-1 rounded-full p-0.5 transition-colors hover:bg-teal-200/50"
+                        >
+                          <X size={10} />
+                        </button>
+                      </div>
+                    ))}
+                  </div>
+                )}
+
+                <div className="flex items-end gap-2">
+                  <Textarea
+                    value={input}
+                    onChange={(e) => {
+                      const val = e.target.value
+                      const cursor = e.target.selectionStart
+                      setInput(val)
+
+                      const textBeforeCursor = val.slice(0, cursor)
+                      const lastColonIndex = textBeforeCursor.lastIndexOf(':')
+
+                      if (lastColonIndex !== -1) {
+                        const textSinceColon = textBeforeCursor.slice(
+                          lastColonIndex + 1,
+                        )
+
+                        // Si hay un espacio después del ":", cerramos sugerencias (ya no es un comando)
+                        // Si no hay espacio, activamos
+                        if (!textSinceColon.includes(' ')) {
+                          setShowSuggestions(true)
+                        } else {
+                          setShowSuggestions(false)
+                        }
+                      } else {
+                        setShowSuggestions(false)
+                      }
+                    }}
+                    onKeyDown={(e) => {
+                      if (e.key === 'Enter' && !e.shiftKey) {
+                        e.preventDefault()
+                        handleSend()
+                      }
+                    }}
+                    placeholder='Escribe ":" para referenciar un campo...'
+                    className="max-h-[120px] min-h-[40px] flex-1 resize-none border-none bg-transparent text-sm shadow-none focus-visible:ring-0"
+                  />
+                  <Button
+                    onClick={() => handleSend()}
+                    disabled={
+                      (!input.trim() && selectedFields.length === 0) ||
+                      isSending
                     }
-                  }}
-                  placeholder='Escribe ":" para referenciar un campo...'
-                  className="max-h-[120px] min-h-[40px] flex-1 resize-none border-none bg-transparent text-sm shadow-none focus-visible:ring-0"
-                />
-                <Button
-                  onClick={() => handleSend()}
-                  disabled={
-                    (!input.trim() && selectedFields.length === 0) || isSending
-                  }
-                  size="icon"
-                  className="h-9 w-9 bg-teal-600 hover:bg-teal-700"
-                >
-                  <Send size={16} className="text-white" />
-                </Button>
+                    size="icon"
+                    className="h-9 w-9 bg-teal-600 hover:bg-teal-700"
+                  >
+                    <Send size={16} className="text-white" />
+                  </Button>
+                </div>
               </div>
             </div>
           </div>
-        </div>
-      </div>
+        </footer>
+      </main>
 
-      {/* PANEL DERECHO ACCIONES */}
-      <div className="flex flex-[1] flex-col gap-4 overflow-y-auto pr-2">
+      {/* 3. PANEL DERECHO (ATAJOS) */}
+      <aside className="hidden w-64 shrink-0 flex-col gap-4 overflow-y-auto p-4 lg:flex">
         <h4 className="flex items-center gap-2 text-sm font-bold text-slate-800">
-          <Lightbulb size={18} className="text-orange-500" /> Atajos
+          <Lightbulb size={18} className="text-orange-500" /> Atajos Rápidos
         </h4>
         <div className="space-y-2">
           {PRESETS.map((preset) => (
             <button
               key={preset.id}
               onClick={() => handleSend(preset.prompt)}
-              className="group flex w-full items-center gap-3 rounded-xl border bg-white p-3 text-left text-sm transition-all hover:border-teal-500 hover:bg-teal-50"
+              className="group flex w-full items-center gap-3 rounded-xl border border-slate-100 bg-white p-3 text-left text-sm transition-all hover:border-teal-500 hover:shadow-sm"
             >
-              <div className="rounded-lg bg-slate-100 p-2 group-hover:bg-teal-100 group-hover:text-teal-600">
+              <div className="rounded-lg bg-slate-50 p-2 group-hover:bg-teal-50 group-hover:text-teal-600">
                 <preset.icon size={16} />
               </div>
-              <span className="font-medium text-slate-700">{preset.label}</span>
+              <span className="font-medium text-slate-600 group-hover:text-slate-900">
+                {preset.label}
+              </span>
             </button>
           ))}
         </div>
-      </div>
-      {/* --- DRAWER DE REFERENCIAS --- */}
+      </aside>
+
+      {/* DRAWERS (Referencias e Historial Móvil) */}
       <Drawer open={openIA} onOpenChange={setOpenIA}>
         <DrawerContent className="fixed inset-x-0 bottom-0 mx-auto mb-4 flex h-[80vh] w-full max-w-2xl flex-col overflow-hidden rounded-2xl border bg-white shadow-2xl">
           <div className="flex items-center justify-between border-b bg-slate-50/50 px-4 py-3">
@@ -790,6 +1048,140 @@ export function IAAsignaturaTab({
           </div>
         </DrawerContent>
       </Drawer>
+
+      <Drawer open={isSidebarOpen} onOpenChange={setIsSidebarOpen}>
+        <DrawerPortal>
+          <DrawerOverlay className="fixed inset-0 bg-black/40" />
+          <DrawerContent className="fixed right-0 bottom-0 left-0 h-[70vh] p-4 outline-none">
+            <div className="flex h-full flex-col overflow-hidden pt-8">
+              {/* Reutiliza aquí el componente de la lista de chats */}
+              <Button
+                onClick={() => {
+                  setActiveChatId(undefined)
+                  setIsCreatingNewChat(true)
+                  setInput('')
+                  setSelectedFields([])
+                  queryClient.setQueryData(['subject-messages', undefined], [])
+                  setIsSidebarOpen(false) // Cierra el drawer al crear nuevo
+                }}
+                variant="outline"
+                className="mb-6 w-full justify-center gap-2 border-dashed border-teal-500 bg-teal-50/50 text-teal-700 hover:bg-teal-100"
+              >
+                <MessageSquarePlus size={18} /> Nuevo Chat
+              </Button>
+              <h2 className="mb-4 font-bold">Historial de Chats</h2>
+              {(showArchived ? archivedChats : activeChats).map((chat: any) => (
+                <div
+                  key={chat.id}
+                  className={cn(
+                    // Agregamos 'overflow-hidden' para que nada salga de este cuadro
+                    'group relative flex w-full min-w-0 items-center justify-between gap-2 overflow-hidden rounded-lg px-3 py-2 text-sm transition-all',
+                    activeChatId === chat.id
+                      ? 'bg-teal-50 text-teal-900'
+                      : 'text-slate-600 hover:bg-slate-100',
+                  )}
+                  onDoubleClick={() => {
+                    setEditingId(chat.id)
+                    setTempName(chat.nombre || chat.titulo || 'Conversacion')
+                  }}
+                >
+                  {editingId === chat.id ? (
+                    <div className="flex min-w-0 flex-1 items-center">
+                      <input
+                        autoFocus
+                        className="w-full rounded border-none bg-white px-1 text-xs ring-1 ring-teal-400 outline-none"
+                        value={tempName}
+                        onChange={(e) => setTempName(e.target.value)}
+                        onBlur={() => handleSaveName(chat.id)}
+                        onKeyDown={(e) => {
+                          if (e.key === 'Enter') handleSaveName(chat.id)
+                          if (e.key === 'Escape') setEditingId(null)
+                        }}
+                      />
+                    </div>
+                  ) : (
+                    <>
+                      {/* CLAVE 2: 'truncate' y 'min-w-0' en el span para que ceda ante los botones */}
+                      <span
+                        onClick={() => setActiveChatId(chat.id)}
+                        className="block max-w-[140px] min-w-0 flex-1 cursor-pointer truncate pr-1"
+                        title={chat.nombre || chat.titulo}
+                      >
+                        {chat.nombre || chat.titulo || 'Conversación'}
+                      </span>
+
+                      {/* CLAVE 3: 'shrink-0' asegura que los botones NUNCA desaparezcan */}
+                      <div
+                        className={cn(
+                          'z-10 flex shrink-0 items-center gap-0.5 opacity-0 transition-opacity group-hover:opacity-100',
+                          activeChatId === chat.id
+                            ? 'bg-teal-50'
+                            : 'bg-slate-100',
+                        )}
+                      >
+                        <TooltipProvider delayDuration={300}>
+                          <Tooltip>
+                            <TooltipTrigger asChild>
+                              <button
+                                onClick={(e) => {
+                                  e.stopPropagation()
+                                  setEditingId(chat.id)
+                                  setTempName(chat.nombre || chat.titulo || '')
+                                }}
+                                className="rounded-md p-1 transition-colors hover:bg-slate-200 hover:text-teal-600"
+                              >
+                                <Edit2 size={14} />
+                              </button>
+                            </TooltipTrigger>
+                            <TooltipContent side="top" className="text-[10px]">
+                              Editar nombre
+                            </TooltipContent>
+                          </Tooltip>
+
+                          <Tooltip>
+                            <TooltipTrigger asChild>
+                              <button
+                                onClick={(e) => {
+                                  e.stopPropagation()
+                                  const nuevoEstado =
+                                    chat.estado === 'ACTIVA'
+                                      ? 'ARCHIVADA'
+                                      : 'ACTIVA'
+                                  updateStatus({
+                                    id: chat.id,
+                                    estado: nuevoEstado,
+                                  })
+                                }}
+                                className={cn(
+                                  'rounded-md p-1 transition-colors hover:bg-slate-200',
+                                  chat.estado === 'ACTIVA'
+                                    ? 'hover:text-red-500'
+                                    : 'hover:text-teal-600',
+                                )}
+                              >
+                                {chat.estado === 'ACTIVA' ? (
+                                  <Archive size={14} />
+                                ) : (
+                                  <History size={14} className="scale-x-[-1]" />
+                                )}
+                              </button>
+                            </TooltipTrigger>
+                            <TooltipContent side="top" className="text-[10px]">
+                              {chat.estado === 'ACTIVA'
+                                ? 'Archivar'
+                                : 'Desarchivar'}
+                            </TooltipContent>
+                          </Tooltip>
+                        </TooltipProvider>
+                      </div>
+                    </>
+                  )}
+                </div>
+              ))}
+            </div>
+          </DrawerContent>
+        </DrawerPortal>
+      </Drawer>
     </div>
   )
 }

src/components/asignaturas/detalle/SaveAsignatura/ImprovementCardProps.tsx

@@ -15,6 +15,7 @@ interface ImprovementCardProps {
   sug: IASugerencia
   asignaturaId: string
   onApplied: (campoKey: string) => void
+  isSelected?: boolean
 }
 
 export function ImprovementCard({

src/components/asignaturas/detalle/mapa/AlertaConflicto.tsx

@@ -0,0 +1,87 @@
+import * as AlertDialog from '@radix-ui/react-alert-dialog'
+import { AlertTriangle } from 'lucide-react'
+
+import { Button } from '@/components/ui/button'
+
+interface Props {
+  isOpen: boolean
+  onOpenChange: (open: boolean) => void
+  onConfirm: () => void
+  titulo?: string
+  descripcion?: string
+}
+export const AlertaConflicto = ({
+  isOpen,
+  onOpenChange,
+  onConfirm,
+  titulo,
+  descripcion,
+}: Props) => {
+  // Intentamos parsear el mensaje si viene como JSON para la lista de materias
+  let contenido
+  try {
+    const data = JSON.parse(descripcion as any)
+    contenido = (
+      <div className="space-y-3">
+        <p className="text-sm text-slate-600">{data.main}</p>
+        <div className="flex flex-wrap gap-2 py-2">
+          {data.materias.map((m: string, i: number) => (
+            <span
+              key={i}
+              className="animate-in fade-in zoom-in-95 inline-flex items-center rounded-md border border-red-100 bg-red-50 px-2.5 py-1 text-xs font-medium text-red-700 duration-300"
+            >
+              <AlertTriangle className="mr-1.5 h-3 w-3 shrink-0" />
+              {m}
+            </span>
+          ))}
+        </div>
+        <p className="mt-2 text-xs font-semibold text-slate-500">
+          ¿Deseas ignorar la regla y moverla de todos modos?
+        </p>
+      </div>
+    )
+  } catch {
+    contenido = <p className="text-sm text-slate-600">{descripcion}</p>
+  }
+
+  return (
+    <AlertDialog.Root open={isOpen} onOpenChange={onOpenChange}>
+      <AlertDialog.Portal>
+        <AlertDialog.Overlay className="fixed inset-0 z-[200] bg-slate-950/40 backdrop-blur-[2px]" />
+        <AlertDialog.Content className="fixed top-1/2 left-1/2 z-[201] w-[95vw] max-w-md -translate-x-1/2 -translate-y-1/2 rounded-2xl border border-slate-100 bg-white p-6 shadow-2xl">
+          <div className="mb-4 flex items-center gap-3">
+            <div className="flex h-10 w-10 items-center justify-center rounded-full bg-red-100 text-red-600">
+              <AlertTriangle className="h-6 w-6" />
+            </div>
+            <AlertDialog.Title className="text-xl font-bold tracking-tight text-slate-900">
+              {titulo}
+            </AlertDialog.Title>
+          </div>
+
+          <AlertDialog.Description asChild>{contenido}</AlertDialog.Description>
+
+          <div className="mt-8 flex flex-col-reverse justify-end gap-3 sm:flex-row">
+            <AlertDialog.Cancel asChild>
+              <Button
+                variant="ghost"
+                onClick={() => onConfirm()} // Si tu componente espera resolve
+                className="font-semibold text-slate-500 hover:text-slate-700"
+              >
+                Cancelar
+              </Button>
+            </AlertDialog.Cancel>
+
+            <AlertDialog.Action asChild>
+              <Button
+                onClick={onConfirm}
+                className="bg-red-600 font-bold text-white shadow-lg shadow-red-200 hover:bg-red-700"
+              >
+                Mover de todos modos
+              </Button>
+            </AlertDialog.Action>
+          </div>
+        </AlertDialog.Content>
+      </AlertDialog.Portal>
+    </AlertDialog.Root>
+  )
+}

src/components/asignaturas/wizard/PasoBasicosClonadoInterno.tsx

@@ -0,0 +1,93 @@
+import * as Icons from 'lucide-react'
+import { useEffect, useRef } from 'react'
+
+import type { NewSubjectWizardState } from '@/features/asignaturas/nueva/types'
+
+import { PasoBasicosForm } from '@/components/asignaturas/wizard/PasoBasicosForm/PasoBasicosForm'
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
+import { useSubject } from '@/data'
+
+export function PasoBasicosClonadoInterno({
+  wizard,
+  onChange,
+}: {
+  wizard: NewSubjectWizardState
+  onChange: React.Dispatch<React.SetStateAction<NewSubjectWizardState>>
+}) {
+  const sourceId = wizard.clonInterno?.asignaturaOrigenId ?? null
+  const { data: source, isLoading, isError } = useSubject(sourceId)
+
+  const lastAppliedRef = useRef<string | null>(null)
+
+  useEffect(() => {
+    if (!source) return
+    if (lastAppliedRef.current === source.id) return
+
+    lastAppliedRef.current = source.id
+
+    onChange((w) => ({
+      ...w,
+      datosBasicos: {
+        ...w.datosBasicos,
+        nombre: source.nombre,
+        codigo: source.codigo ?? '',
+        tipo: (source.tipo as any) ?? null,
+        creditos: source.creditos,
+        horasAcademicas: (source as any).horas_academicas ?? null,
+        horasIndependientes: (source as any).horas_independientes ?? null,
+        estructuraId: (source.estructura_id ??
+          w.datosBasicos.estructuraId) as any,
+      },
+    }))
+  }, [onChange, source])
+
+  if (!sourceId) {
+    return (
+      <Card>
+        <CardHeader>
+          <CardTitle className="text-base">Datos básicos</CardTitle>
+        </CardHeader>
+        <CardContent className="text-muted-foreground text-sm">
+          Selecciona una asignatura fuente para continuar.
+        </CardContent>
+      </Card>
+    )
+  }
+
+  if (isLoading) {
+    return (
+      <Card>
+        <CardHeader>
+          <CardTitle className="text-base">Datos básicos</CardTitle>
+        </CardHeader>
+        <CardContent className="text-muted-foreground text-sm">
+          Cargando información de la asignatura fuente…
+        </CardContent>
+      </Card>
+    )
+  }
+
+  if (isError || !source) {
+    return (
+      <Card className="border-destructive/40">
+        <CardHeader>
+          <CardTitle className="text-destructive flex items-center gap-2 text-base">
+            <Icons.AlertTriangle className="h-5 w-5" />
+            No se pudo cargar la fuente
+          </CardTitle>
+        </CardHeader>
+        <CardContent className="text-muted-foreground text-sm">
+          Intenta seleccionar otra asignatura.
+        </CardContent>
+      </Card>
+    )
+  }
+
+  return (
+    <PasoBasicosForm
+      wizard={wizard}
+      onChange={onChange}
+      estructuraFuenteId={source.estructura_id ?? null}
+    />
+  )
+}

src/components/asignaturas/wizard/PasoBasicosForm/PasoBasicosForm.tsx

@@ -1,3 +1,4 @@
+import * as Icons from 'lucide-react'
 import { useEffect, useState } from 'react'
 
 import PasoSugerenciasForm from './PasoSugerenciasForm'
@@ -21,9 +22,11 @@ import { cn } from '@/lib/utils'
 export function PasoBasicosForm({
   wizard,
   onChange,
+  estructuraFuenteId,
 }: {
   wizard: NewSubjectWizardState
   onChange: React.Dispatch<React.SetStateAction<NewSubjectWizardState>>
+  estructuraFuenteId?: string | null
 }) {
   const { data: estructuras } = useSubjectEstructuras()
 
@@ -258,6 +261,17 @@ export function PasoBasicosForm({
               )}
             </SelectContent>
           </Select>
+          {estructuraFuenteId &&
+          wizard.datosBasicos.estructuraId &&
+          wizard.datosBasicos.estructuraId !== estructuraFuenteId ? (
+            <div className="border-destructive/40 bg-destructive/5 text-destructive flex items-start gap-2 rounded-md border p-2 text-xs">
+              <Icons.AlertTriangle className="mt-0.5 h-4 w-4 flex-none" />
+              <span>
+                Es posible que se pierdan datos generales al seleccionar otra
+                estructura.
+              </span>
+            </div>
+          ) : null}
           <p className="text-muted-foreground text-xs">
             Define los campos requeridos (ej. Objetivos, Temario, Evaluación).
           </p>

src/components/asignaturas/wizard/PasoFuenteClonadoInterno.tsx

@@ -0,0 +1,359 @@
+import { keepPreviousData, useQuery } from '@tanstack/react-query'
+import * as Icons from 'lucide-react'
+import { useEffect, useMemo } from 'react'
+import { useDebounce } from 'use-debounce'
+
+import type { NewSubjectWizardState } from '@/features/asignaturas/nueva/types'
+import type { Database } from '@/types/supabase'
+
+import Pagination03 from '@/components/shadcn-studio/pagination/pagination-03'
+import { Button } from '@/components/ui/button'
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
+import { Input } from '@/components/ui/input'
+import { Label } from '@/components/ui/label'
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select'
+import { supabaseBrowser, useCatalogosPlanes, usePlanes } from '@/data'
+import { cn } from '@/lib/utils'
+
+type SourceSubjectRow = {
+  id: string
+  nombre: string
+  codigo: string | null
+  creditos: number
+  tipo: any
+  plan_estudio_id: string
+  estructura_id: string | null
+  rank?: number
+}
+
+const ALL = '__all__'
+
+type SearchAsignaturasRow =
+  Database['public']['Functions']['search_asignaturas']['Returns'][number]
+
+export function PasoFuenteClonadoInterno({
+  wizard,
+  onChange,
+}: {
+  wizard: NewSubjectWizardState
+  onChange: React.Dispatch<React.SetStateAction<NewSubjectWizardState>>
+}) {
+  const pageSize = 20
+
+  const facultadId = wizard.clonInterno?.facultadId ?? null
+  const carreraId = wizard.clonInterno?.carreraId ?? null
+  const planOrigenId = wizard.clonInterno?.planOrigenId ?? null
+  const search = wizard.clonInterno?.search ?? ''
+  const page = Math.max(1, wizard.clonInterno?.page ?? 1)
+
+  const [debouncedSearch] = useDebounce(search, 350)
+
+  const { data: catalogos } = useCatalogosPlanes()
+
+  const carrerasOptions = useMemo(() => {
+    const raw = catalogos?.carreras ?? []
+    return facultadId ? raw.filter((c) => c.facultad_id === facultadId) : raw
+  }, [catalogos?.carreras, facultadId])
+
+  const planesQuery = usePlanes({
+    search: '',
+    facultadId: facultadId ?? 'todas',
+    carreraId: carreraId ?? 'todas',
+    estadoId: 'todos',
+    limit: 500,
+    offset: 0,
+  } as any)
+
+  const needPlansForFilter = Boolean((facultadId || carreraId) && !planOrigenId)
+  const plansForFilter = planesQuery.data?.data ?? []
+
+  const { data: subjectsPaged, isLoading: subjectsLoading } = useQuery({
+    queryKey: [
+      'asignaturas',
+      'clone-source',
+      {
+        facultadId,
+        carreraId,
+        planOrigenId,
+        search: debouncedSearch,
+        page,
+        pageSize,
+        planIdsKey: needPlansForFilter
+          ? plansForFilter.map((p) => p.id).join(',')
+          : null,
+      },
+    ],
+    enabled: !needPlansForFilter || !planesQuery.isLoading,
+    placeholderData: keepPreviousData,
+    queryFn: async () => {
+      const supabase = supabaseBrowser()
+      const from = (page - 1) * pageSize
+      const term = debouncedSearch.trim()
+
+      // Una sola llamada limpia. RPC maneja tanto búsqueda vacía como llena.
+      const { data, error } = await supabase.rpc('search_asignaturas', {
+        p_search: term,
+        p_facultad_id: facultadId ?? undefined, // Corrección TS 2322
+        p_carrera_id: carreraId ?? undefined, // Corrección TS 2322
+        p_plan_estudio_id: planOrigenId ?? undefined, // Corrección TS 2322
+        p_limit: pageSize,
+        p_offset: from,
+      })
+
+      if (error) throw new Error(error.message)
+
+      // Extraemos el conteo total de la primera fila.
+      // ESLint feliz: "data" ya no puede ser null a este punto.
+      const count = data.length > 0 ? Number(data[0].total_count) : 0
+
+      return {
+        // ESLint feliz: map directo sobre data
+        data: data.map((r) => ({
+          id: r.id,
+          nombre: r.nombre,
+          codigo: r.codigo,
+          creditos: Number(r.creditos),
+          tipo: r.tipo,
+          plan_estudio_id: r.plan_estudio_id,
+          estructura_id: null,
+          rank: r.rank,
+        })),
+        count,
+      }
+    },
+  })
+
+  const subjects = subjectsPaged?.data ?? []
+  const total = subjectsPaged?.count ?? 0
+  const pageCount = Math.max(1, Math.ceil(total / pageSize))
+
+  useEffect(() => {
+    // clamp page if results shrink
+    if (page > pageCount) {
+      onChange((w) => ({
+        ...w,
+        clonInterno: { ...(w.clonInterno ?? {}), page: pageCount },
+      }))
+    }
+  }, [onChange, page, pageCount])
+
+  const patchClonInterno = (
+    patch: Partial<NonNullable<NewSubjectWizardState['clonInterno']>>,
+  ) =>
+    onChange((w) => ({
+      ...w,
+      clonInterno: { ...(w.clonInterno ?? {}), ...patch },
+    }))
+
+  const hasAnyFilter = Boolean(
+    facultadId || carreraId || planOrigenId || search.trim().length,
+  )
+
+  const clearDisabled = !hasAnyFilter
+
+  const selectedId = wizard.clonInterno?.asignaturaOrigenId ?? null
+
+  const resetSelection = () => patchClonInterno({ asignaturaOrigenId: null })
+
+  return (
+    <div className="grid gap-4">
+      <Card>
+        <CardHeader>
+          <CardTitle className="text-base">Fuente</CardTitle>
+        </CardHeader>
+        <CardContent className="grid gap-4">
+          <div className="grid gap-3 sm:grid-cols-3">
+            <div className="grid gap-1">
+              <Label>Facultad</Label>
+              <Select
+                value={facultadId ?? ALL}
+                onValueChange={(val) => {
+                  const next = val === ALL ? null : val
+                  patchClonInterno({
+                    facultadId: next,
+                    carreraId: null,
+                    planOrigenId: null,
+                    page: 1,
+                  })
+                  resetSelection()
+                }}
+              >
+                <SelectTrigger className="w-full min-w-0 [&>span]:block! [&>span]:truncate!">
+                  <SelectValue placeholder="Todas" />
+                </SelectTrigger>
+                <SelectContent>
+                  <SelectItem value={ALL}>Todas</SelectItem>
+                  {(catalogos?.facultades ?? []).map((f) => (
+                    <SelectItem key={f.id} value={f.id}>
+                      {f.nombre}
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
+
+            <div className="grid gap-1">
+              <Label>Carrera</Label>
+              <Select
+                value={carreraId ?? ALL}
+                onValueChange={(val) => {
+                  const next = val === ALL ? null : val
+                  patchClonInterno({
+                    carreraId: next,
+                    planOrigenId: null,
+                    page: 1,
+                  })
+                  resetSelection()
+                }}
+                disabled={!facultadId}
+              >
+                <SelectTrigger className="w-full min-w-0 [&>span]:block! [&>span]:truncate!">
+                  <SelectValue
+                    placeholder={facultadId ? 'Todas' : 'Selecciona facultad'}
+                  />
+                </SelectTrigger>
+                <SelectContent>
+                  <SelectItem value={ALL}>Todas</SelectItem>
+                  {carrerasOptions.map((c) => (
+                    <SelectItem key={c.id} value={c.id}>
+                      {c.nombre}
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
+
+            <div className="grid gap-1">
+              <Label>Plan</Label>
+              <Select
+                value={planOrigenId ?? ALL}
+                onValueChange={(val) => {
+                  const next = val === ALL ? null : val
+                  patchClonInterno({ planOrigenId: next, page: 1 })
+                  resetSelection()
+                }}
+              >
+                <SelectTrigger
+                  className="w-full min-w-0 [&>span]:block! [&>span]:truncate!"
+                  disabled={!carreraId && !facultadId}
+                >
+                  <SelectValue placeholder="Todos" />
+                </SelectTrigger>
+                <SelectContent>
+                  <SelectItem value={ALL}>Todos</SelectItem>
+                  {(planesQuery.data?.data ?? []).map((p) => (
+                    <SelectItem key={p.id} value={p.id}>
+                      {p.nombre}
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
+          </div>
+
+          <div className="grid gap-3 sm:grid-cols-[1fr_auto]">
+            <div className="grid gap-1">
+              <Label>Buscar</Label>
+              <Input
+                placeholder="Nombre o código..."
+                value={search}
+                onChange={(e) =>
+                  patchClonInterno({ search: e.target.value, page: 1 })
+                }
+              />
+            </div>
+            <div className="flex items-end justify-end">
+              <Button
+                type="button"
+                variant="secondary"
+                onClick={() => {
+                  patchClonInterno({
+                    facultadId: null,
+                    carreraId: null,
+                    planOrigenId: null,
+                    search: '',
+                    page: 1,
+                    asignaturaOrigenId: null,
+                  })
+                }}
+                disabled={clearDisabled}
+              >
+                <Icons.X className="mr-2 h-4 w-4" />
+                Limpiar filtros
+              </Button>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+
+      <div className="grid gap-2">
+        <div className="text-muted-foreground text-xs">
+          Selecciona una asignatura fuente (solo una).
+        </div>
+
+        <div className="grid max-h-80 gap-2 overflow-y-auto">
+          {subjectsLoading ? (
+            <div className="text-muted-foreground text-sm">
+              Cargando asignaturas…
+            </div>
+          ) : subjects.length === 0 ? (
+            <div className="text-muted-foreground text-sm">
+              No hay asignaturas con esos filtros.
+            </div>
+          ) : (
+            subjects.map((m) => {
+              const active = String(selectedId) === String(m.id)
+              return (
+                <label
+                  key={m.id}
+                  className={cn(
+                    'hover:bg-accent flex cursor-pointer items-center justify-between rounded-md border p-3 text-left',
+                    active && 'border-primary bg-primary/5 ring-primary ring-1',
+                  )}
+                >
+                  <input
+                    className="sr-only"
+                    type="radio"
+                    name="asignaturaFuente"
+                    checked={active}
+                    onChange={() =>
+                      patchClonInterno({ asignaturaOrigenId: m.id, page })
+                    }
+                  />
+                  <div className="min-w-0">
+                    <div className="truncate font-medium">{m.nombre}</div>
+                    <div className="text-muted-foreground mt-0.5 text-xs">
+                      {(m.codigo ? m.codigo : '—') +
+                        ' • ' +
+                        String(m.creditos) +
+                        ' créditos'}
+                    </div>
+                  </div>
+                  {active ? (
+                    <Icons.CheckCircle2 className="text-primary h-5 w-5 flex-none" />
+                  ) : (
+                    <span className="h-5 w-5 flex-none" aria-hidden />
+                  )}
+                </label>
+              )
+            })
+          )}
+        </div>
+
+        {pageCount > 1 ? (
+          <Pagination03
+            page={page}
+            pageCount={pageCount}
+            onPageChange={(nextPage) => patchClonInterno({ page: nextPage })}
+          />
+        ) : null}
+      </div>
+    </div>
+  )
+}

src/components/asignaturas/wizard/WizardControls.tsx

@@ -15,6 +15,7 @@ import {
   qk,
   useCreateSubjectManual,
   subjects_get_maybe,
+  subjects_get,
 } from '@/data'
 
 export function WizardControls({
@@ -201,6 +202,87 @@ export function WizardControls({
     let startedWaiting = false
 
     try {
+      if (wizard.tipoOrigen === 'CLONADO_INTERNO') {
+        if (!wizard.plan_estudio_id) {
+          throw new Error('Plan de estudio inválido.')
+        }
+
+        const asignaturaOrigenId = wizard.clonInterno?.asignaturaOrigenId
+        if (!asignaturaOrigenId) {
+          throw new Error('Selecciona una asignatura fuente.')
+        }
+
+        if (!wizard.datosBasicos.estructuraId) {
+          throw new Error('Estructura inválida.')
+        }
+        if (!wizard.datosBasicos.nombre.trim()) {
+          throw new Error('Nombre inválido.')
+        }
+        if (wizard.datosBasicos.tipo == null) {
+          throw new Error('Tipo inválido.')
+        }
+        if (wizard.datosBasicos.creditos == null) {
+          throw new Error('Créditos inválidos.')
+        }
+
+        const fuente = await subjects_get(asignaturaOrigenId as any)
+
+        const supabase = supabaseBrowser()
+
+        const codigo = (wizard.datosBasicos.codigo ?? '').trim()
+
+        const payload: TablesInsert<'asignaturas'> = {
+          plan_estudio_id: wizard.plan_estudio_id,
+          estructura_id: wizard.datosBasicos.estructuraId,
+          codigo: codigo ? codigo : null,
+          nombre: wizard.datosBasicos.nombre,
+          tipo: wizard.datosBasicos.tipo,
+          creditos: wizard.datosBasicos.creditos,
+          datos: (fuente as any).datos,
+          contenido_tematico: (fuente as any).contenido_tematico,
+          criterios_de_evaluacion: (fuente as any).criterios_de_evaluacion,
+          tipo_origen: 'CLONADO_INTERNO',
+          meta_origen: {
+            ...(fuente as any).meta_origen,
+            asignatura_origen_id: fuente.id,
+            plan_origen_id: (fuente as any).plan_estudio_id,
+          },
+          horas_academicas:
+            wizard.datosBasicos.horasAcademicas ??
+            (fuente as any).horas_academicas ??
+            null,
+          horas_independientes:
+            wizard.datosBasicos.horasIndependientes ??
+            (fuente as any).horas_independientes ??
+            null,
+        }
+
+        console.log('payload:', payload)
+
+        const { data: inserted, error: insertError } = await supabase
+          .from('asignaturas')
+          .insert(payload)
+          .select('id,plan_estudio_id')
+          .single()
+
+        if (insertError) throw new Error(insertError.message)
+
+        qc.invalidateQueries({
+          queryKey: qk.planAsignaturas(wizard.plan_estudio_id),
+        })
+        qc.invalidateQueries({
+          queryKey: qk.planHistorial(wizard.plan_estudio_id),
+        })
+
+        navigate({
+          to: `/planes/${inserted.plan_estudio_id}/asignaturas/${inserted.id}`,
+          state: { showConfetti: true },
+          resetScroll: false,
+        })
+
+        return
+      }
+
       if (wizard.tipoOrigen === 'IA_SIMPLE') {
         if (!wizard.plan_estudio_id) {
           throw new Error('Plan de estudio inválido.')

src/components/shadcn-studio/pagination/pagination-03.tsx

@@ -0,0 +1,128 @@
+import { buttonVariants } from '@/components/ui/button'
+import {
+  Pagination,
+  PaginationContent,
+  PaginationEllipsis,
+  PaginationItem,
+  PaginationLink,
+  PaginationNext,
+  PaginationPrevious,
+} from '@/components/ui/pagination'
+import { cn } from '@/lib/utils'
+
+export type Pagination03Props = {
+  page: number
+  pageCount: number
+  onPageChange: (page: number) => void
+  className?: string
+}
+
+const toInt = (n: unknown, fallback: number) => {
+  const x = typeof n === 'number' ? n : Number(n)
+  return Number.isFinite(x) ? Math.floor(x) : fallback
+}
+
+function getPageItems(page: number, pageCount: number): Array<number | '...'> {
+  if (pageCount <= 7) {
+    return Array.from({ length: pageCount }, (_, i) => i + 1)
+  }
+
+  const items: Array<number | '...'> = []
+  const safePage = Math.min(Math.max(page, 1), pageCount)
+
+  items.push(1)
+
+  const start = Math.max(2, safePage - 1)
+  const end = Math.min(pageCount - 1, safePage + 1)
+
+  if (start > 2) items.push('...')
+  for (let p = start; p <= end; p++) items.push(p)
+  if (end < pageCount - 1) items.push('...')
+
+  items.push(pageCount)
+  return items
+}
+
+export function Pagination03({
+  page,
+  pageCount,
+  onPageChange,
+  className,
+}: Pagination03Props) {
+  const safePageCount = Math.max(1, toInt(pageCount, 1))
+  const safePage = Math.min(Math.max(toInt(page, 1), 1), safePageCount)
+
+  const items = getPageItems(safePage, safePageCount)
+  const canPrev = safePage > 1
+  const canNext = safePage < safePageCount
+
+  const go = (p: number) => {
+    const next = Math.min(Math.max(p, 1), safePageCount)
+    if (next === safePage) return
+    onPageChange(next)
+  }
+
+  return (
+    <Pagination className={className}>
+      <PaginationContent>
+        <PaginationItem>
+          <PaginationPrevious
+            href="#"
+            className={cn(!canPrev && 'pointer-events-none opacity-50')}
+            onClick={(e) => {
+              e.preventDefault()
+              if (!canPrev) return
+              go(safePage - 1)
+            }}
+          />
+        </PaginationItem>
+
+        {items.map((it, idx) =>
+          it === '...' ? (
+            <PaginationItem key={`ellipsis-${idx}`}>
+              <PaginationEllipsis />
+            </PaginationItem>
+          ) : (
+            <PaginationItem key={it}>
+              <PaginationLink
+                href="#"
+                isActive={it === safePage}
+                onClick={(e) => {
+                  e.preventDefault()
+                  go(it)
+                }}
+                className={
+                  it === safePage
+                    ? cn(
+                        buttonVariants({
+                          variant: 'default',
+                          size: 'icon',
+                        }),
+                        'hover:text-primary-foreground! dark:bg-primary dark:text-primary-foreground dark:hover:text-primary-foreground dark:hover:bg-primary/90 shadow-none! dark:border-transparent',
+                      )
+                    : undefined
+                }
+              >
+                {it}
+              </PaginationLink>
+            </PaginationItem>
+          ),
+        )}
+
+        <PaginationItem>
+          <PaginationNext
+            href="#"
+            className={cn(!canNext && 'pointer-events-none opacity-50')}
+            onClick={(e) => {
+              e.preventDefault()
+              if (!canNext) return
+              go(safePage + 1)
+            }}
+          />
+        </PaginationItem>
+      </PaginationContent>
+    </Pagination>
+  )
+}
+
+export default Pagination03

src/components/ui/pagination.tsx

@@ -0,0 +1,127 @@
+import * as React from "react"
+import {
+  ChevronLeftIcon,
+  ChevronRightIcon,
+  MoreHorizontalIcon,
+} from "lucide-react"
+
+import { cn } from "@/lib/utils"
+import { buttonVariants, type Button } from "@/components/ui/button"
+
+function Pagination({ className, ...props }: React.ComponentProps<"nav">) {
+  return (
+    <nav
+      role="navigation"
+      aria-label="pagination"
+      data-slot="pagination"
+      className={cn("mx-auto flex w-full justify-center", className)}
+      {...props}
+    />
+  )
+}
+
+function PaginationContent({
+  className,
+  ...props
+}: React.ComponentProps<"ul">) {
+  return (
+    <ul
+      data-slot="pagination-content"
+      className={cn("flex flex-row items-center gap-1", className)}
+      {...props}
+    />
+  )
+}
+
+function PaginationItem({ ...props }: React.ComponentProps<"li">) {
+  return <li data-slot="pagination-item" {...props} />
+}
+
+type PaginationLinkProps = {
+  isActive?: boolean
+} & Pick<React.ComponentProps<typeof Button>, "size"> &
+  React.ComponentProps<"a">
+
+function PaginationLink({
+  className,
+  isActive,
+  size = "icon",
+  ...props
+}: PaginationLinkProps) {
+  return (
+    <a
+      aria-current={isActive ? "page" : undefined}
+      data-slot="pagination-link"
+      data-active={isActive}
+      className={cn(
+        buttonVariants({
+          variant: isActive ? "outline" : "ghost",
+          size,
+        }),
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function PaginationPrevious({
+  className,
+  ...props
+}: React.ComponentProps<typeof PaginationLink>) {
+  return (
+    <PaginationLink
+      aria-label="Go to previous page"
+      size="default"
+      className={cn("gap-1 px-2.5 sm:pl-2.5", className)}
+      {...props}
+    >
+      <ChevronLeftIcon />
+      <span className="hidden sm:block">Previous</span>
+    </PaginationLink>
+  )
+}
+
+function PaginationNext({
+  className,
+  ...props
+}: React.ComponentProps<typeof PaginationLink>) {
+  return (
+    <PaginationLink
+      aria-label="Go to next page"
+      size="default"
+      className={cn("gap-1 px-2.5 sm:pr-2.5", className)}
+      {...props}
+    >
+      <span className="hidden sm:block">Next</span>
+      <ChevronRightIcon />
+    </PaginationLink>
+  )
+}
+
+function PaginationEllipsis({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      aria-hidden
+      data-slot="pagination-ellipsis"
+      className={cn("flex size-9 items-center justify-center", className)}
+      {...props}
+    >
+      <MoreHorizontalIcon className="size-4" />
+      <span className="sr-only">More pages</span>
+    </span>
+  )
+}
+
+export {
+  Pagination,
+  PaginationContent,
+  PaginationLink,
+  PaginationItem,
+  PaginationPrevious,
+  PaginationNext,
+  PaginationEllipsis,
+}

src/data/api/document.api.ts

@@ -1,52 +1,86 @@
 // document.api.ts
 
-const DOCUMENT_PDF_URL =
-  'https://n8n.app.lci.ulsa.mx/webhook/62ca84ec-0adb-4006-aba1-32282d27d434'
+import { supabaseBrowser } from '../supabase/client'
+import { invokeEdge } from '../supabase/invokeEdge'
 
-const DOCUMENT_PDF_ASIGNATURA_URL =
-  'https://n8n.app.lci.ulsa.mx/webhook/041a68be-7568-46d0-bc08-09ded12d017d'
+import { requireData, throwIfError } from './_helpers'
+
+import type { Tables } from '@/types/supabase'
+
+const EDGE = {
+  carbone_io_wrapper: 'carbone-io-wrapper',
+} as const
 
 interface GeneratePdfParams {
   plan_estudio_id: string
+  convertTo?: 'pdf'
 }
 interface GeneratePdfParamsAsignatura {
   asignatura_id: string
+  convertTo?: 'pdf'
 }
 
 export async function fetchPlanPdf({
   plan_estudio_id,
+  convertTo,
 }: GeneratePdfParams): Promise<Blob> {
-  const response = await fetch(DOCUMENT_PDF_URL, {
-    method: 'POST',
-    headers: {
-      'Content-Type': 'application/json',
+  return await invokeEdge<Blob>(
+    EDGE.carbone_io_wrapper,
+    {
+      action: 'downloadReport',
+      plan_estudio_id,
+      body: convertTo ? { convertTo } : {},
     },
-    body: JSON.stringify({ plan_estudio_id }),
-  })
-
-  if (!response.ok) {
-    throw new Error('Error al generar el PDF')
-  }
-
-  // n8n devuelve el archivo → lo tratamos como blob
-  return await response.blob()
+    {
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      responseType: 'blob',
+    },
+  )
 }
 
 export async function fetchAsignaturaPdf({
   asignatura_id,
+  convertTo,
 }: GeneratePdfParamsAsignatura): Promise<Blob> {
-  const response = await fetch(DOCUMENT_PDF_ASIGNATURA_URL, {
-    method: 'POST',
-    headers: {
-      'Content-Type': 'application/json',
-    },
-    body: JSON.stringify({ asignatura_id }),
-  })
+  const supabase = supabaseBrowser()
 
-  if (!response.ok) {
-    throw new Error('Error al generar el PDF')
+  const { data, error } = await supabase
+    .from('asignaturas')
+    .select('*')
+    .eq('id', asignatura_id)
+    .single()
+
+  throwIfError(error)
+
+  const row = requireData(
+    data as Pick<
+      Tables<'asignaturas'>,
+      'datos' | 'contenido_tematico' | 'criterios_de_evaluacion'
+    >,
+    'Asignatura no encontrada',
+  )
+
+  const body: Record<string, unknown> = {
+    data: row,
   }
+  if (convertTo) body.convertTo = convertTo
 
-  // n8n devuelve el archivo → lo tratamos como blob
-  return await response.blob()
+  return await invokeEdge<Blob>(
+    EDGE.carbone_io_wrapper,
+    {
+      action: 'downloadReport',
+      asignatura_id,
+      body: {
+        ...body,
+      },
+    },
+    {
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      responseType: 'blob',
+    },
+  )
 }

src/data/api/plans.api.ts

@@ -52,6 +52,35 @@ const cleanText = (text: string) => {
     .toLowerCase()
 }
 
+const recalculoVectoresAsignaturasInFlight = new Set<string>()
+
+function triggerRecalculoVectoresAsignaturasNonBlocking(
+  supabase: ReturnType<typeof supabaseBrowser>,
+  planId: UUID,
+) {
+  const key = String(planId)
+  if (recalculoVectoresAsignaturasInFlight.has(key)) return
+
+  recalculoVectoresAsignaturasInFlight.add(key)
+
+  void (async () => {
+    const { error } = await supabase.rpc('recalcular_vectores_asignaturas')
+    if (error) {
+      // No debe bloquear ni romper el flujo principal.
+      console.warn(
+        '[recalcular_vectores_asignaturas] RPC error:',
+        error.message,
+      )
+    }
+  })()
+    .catch((err: unknown) => {
+      console.warn('[recalcular_vectores_asignaturas] RPC failed:', err)
+    })
+    .finally(() => {
+      recalculoVectoresAsignaturasInFlight.delete(key)
+    })
+}
+
 export async function plans_list(
   filters: PlanListFilters = {},
 ): Promise<Paged<PlanEstudio>> {
@@ -207,7 +236,7 @@ export async function plan_asignaturas_list(
   const { data, error } = await supabase
     .from('asignaturas')
     .select(
-      'id,plan_estudio_id,horas_academicas,horas_independientes,estructura_id,codigo,nombre,tipo,creditos,numero_ciclo,linea_plan_id,orden_celda,estado,datos,contenido_tematico,asignatura_hash,tipo_origen,meta_origen,creado_por,actualizado_por,creado_en,actualizado_en',
+      'id,plan_estudio_id,horas_academicas,horas_independientes,estructura_id,codigo,nombre,tipo,creditos,numero_ciclo,linea_plan_id,orden_celda,estado,datos,contenido_tematico,criterios_de_evaluacion,asignatura_hash,tipo_origen,meta_origen,creado_por,actualizado_por,creado_en,actualizado_en,prerrequisito_asignatura_id,search_vector',
     )
     .eq('plan_estudio_id', planId)
     .order('numero_ciclo', { ascending: true, nullsFirst: false })
@@ -215,6 +244,13 @@ export async function plan_asignaturas_list(
     .order('nombre', { ascending: true })
 
   throwIfError(error)
+
+  // No bloqueante: si el primer registro viene sin vector, dispara el recalculo.
+  const first: any = (data as any)?.[0]
+  if (first && first.search_vector === null) {
+    triggerRecalculoVectoresAsignaturasNonBlocking(supabase, planId)
+  }
+
   return data ?? []
 }
 

src/data/api/subjects.api.ts

@@ -191,7 +191,7 @@ export async function subjects_get(subjectId: UUID): Promise<AsignaturaDetail> {
     .from('asignaturas')
     .select(
       `
-      id,plan_estudio_id,estructura_id,codigo,nombre,tipo,creditos,numero_ciclo,linea_plan_id,orden_celda,estado,datos,contenido_tematico,horas_academicas,horas_independientes,asignatura_hash,tipo_origen,meta_origen,creado_por,actualizado_por,creado_en,actualizado_en,criterios_de_evaluacion,
+      id,plan_estudio_id,estructura_id,codigo,nombre,tipo,creditos,numero_ciclo,linea_plan_id,orden_celda,estado,datos,contenido_tematico,horas_academicas,horas_independientes,asignatura_hash,tipo_origen,meta_origen,creado_por,actualizado_por,creado_en,actualizado_en,criterios_de_evaluacion,prerrequisito_asignatura_id,
       planes_estudio(
         id,carrera_id,estructura_id,nombre,nivel,tipo_ciclo,numero_ciclos,datos,estado_actual_id,activo,tipo_origen,meta_origen,creado_por,actualizado_por,creado_en,actualizado_en,
         carreras(id,facultad_id,nombre,nombre_corto,clave_sep,activa, facultades(id,nombre,nombre_corto,color,icono))
@@ -585,3 +585,49 @@ export async function bibliografia_delete(id: string) {
   if (error) throw error
   return id
 }
+
+export async function checkPrerrequisitoConflicts(
+  asignaturaId: string,
+  nuevoCiclo: number,
+): Promise<Array<string>> {
+  const supabase = supabaseBrowser()
+
+  // CORRECCIÓN 1: Agregamos 'id' al select
+  // CORRECCIÓN 2: Quitamos espacios en el .or()
+  const { data, error } = await supabase
+    .from('asignaturas')
+    .select('id, nombre, numero_ciclo, prerrequisito_asignatura_id')
+    .or(`prerrequisito_asignatura_id.eq.${asignaturaId},id.eq.${asignaturaId}`)
+
+  if (error) throw error
+
+  // CORRECCIÓN 3: 'data' ahora está disponible porque lo desestructuramos arriba
+  if (!data) return []
+
+  const conflictos: Array<string> = []
+
+  data.forEach((asig) => {
+    // Caso 1: Materias que tienen a esta como prerrequisito (Hijas)
+    // "Si yo me muevo al ciclo 5, y mi hija está en el 4, se rompe la regla"
+    if (asig.prerrequisito_asignatura_id === asignaturaId) {
+      if (asig.numero_ciclo !== null && asig.numero_ciclo <= nuevoCiclo) {
+        conflictos.push(asig.nombre)
+      }
+    }
+
+    // Caso 2: El prerrequisito de la materia que estoy moviendo (Padre)
+    // "Si yo me muevo al ciclo 2, y mi padre está en el 3, se rompe la regla"
+    if (asig.id === asignaturaId && asig.prerrequisito_asignatura_id) {
+      const padre = data.find((p) => p.id === asig.prerrequisito_asignatura_id)
+      if (
+        padre &&
+        padre.numero_ciclo !== null &&
+        padre.numero_ciclo >= nuevoCiclo
+      ) {
+        conflictos.push(padre.nombre)
+      }
+    }
+  })
+
+  return conflictos
+}

src/data/hooks/useSubjects.ts

@@ -1,4 +1,5 @@
 import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
+import { useState } from 'react'
 
 import {
   ai_generate_subject,
@@ -6,6 +7,7 @@ import {
   bibliografia_delete,
   bibliografia_insert,
   bibliografia_update,
+  checkPrerrequisitoConflicts,
   lineas_insert,
   lineas_update,
   subjects_bibliografia_list,
@@ -317,3 +319,34 @@ export function useDeleteBibliografia(asignaturaId: string) {
     },
   })
 }
+
+export function useAsignaturaConflictos() {
+  const [isValidating, setIsValidating] = useState(false)
+
+  const validarCambioCiclo = async (
+    asignaturaId: string,
+    nuevoCiclo: number,
+  ) => {
+    setIsValidating(true)
+    try {
+      const nombresConflictivos = await checkPrerrequisitoConflicts(
+        asignaturaId,
+        nuevoCiclo,
+      )
+
+      if (nombresConflictivos.length > 0) {
+        const mensaje = `Si mueves esta materia al ciclo ${nuevoCiclo}, se perderá la seriación con:\n\n• ${nombresConflictivos.join('\n• ')}\n\n¿Deseas continuar?`
+        return confirm(mensaje) // Puedes usar un Modal de Shadcn aquí en lugar de confirm
+      }
+
+      return true // Sin conflictos
+    } catch (error) {
+      console.error(error)
+      return false
+    } finally {
+      setIsValidating(false)
+    }
+  }
+
+  return { validarCambioCiclo, isValidating }
+}

src/data/supabase/invokeEdge.ts

@@ -12,6 +12,7 @@ import type { SupabaseClient } from '@supabase/supabase-js'
 export type EdgeInvokeOptions = {
   method?: 'GET' | 'POST' | 'PUT' | 'PATCH' | 'DELETE'
   headers?: Record<string, string>
+  responseType?: 'json' | 'text' | 'blob' | 'arrayBuffer'
 }
 
 export class EdgeFunctionError extends Error {
@@ -26,6 +27,55 @@ export class EdgeFunctionError extends Error {
   }
 }
 
+// Soporta base64 puro o data:...;base64,...
+function decodeBase64ToUint8Array(input: string): Uint8Array {
+  const trimmed = input.trim()
+  const base64 = trimmed.startsWith('data:')
+    ? trimmed.slice(trimmed.indexOf(',') + 1)
+    : trimmed
+
+  const bin = atob(base64)
+  const bytes = new Uint8Array(bin.length)
+  for (let i = 0; i < bin.length; i++) bytes[i] = bin.charCodeAt(i)
+  return bytes
+}
+
+function stripDataUrlPrefix(input: string): string {
+  const trimmed = input.trim()
+  if (!trimmed.startsWith('data:')) return trimmed
+  const commaIdx = trimmed.indexOf(',')
+  return commaIdx >= 0 ? trimmed.slice(commaIdx + 1) : trimmed
+}
+
+function looksLikeBase64(s: string): boolean {
+  const t = stripDataUrlPrefix(s).replace(/\s+/g, '').replace(/=+$/g, '')
+
+  // base64 típico: solo chars permitidos y longitud razonable
+  if (t.length < 64) return false
+  return /^[A-Za-z0-9+/]+$/.test(t)
+}
+
+function startsWithZip(bytes: Uint8Array): boolean {
+  return bytes.length >= 2 && bytes[0] === 0x50 && bytes[1] === 0x4b // "PK"
+}
+
+function startsWithPdf(bytes: Uint8Array): boolean {
+  return (
+    bytes.length >= 5 &&
+    bytes[0] === 0x25 &&
+    bytes[1] === 0x50 &&
+    bytes[2] === 0x44 &&
+    bytes[3] === 0x46 &&
+    bytes[4] === 0x2d
+  ) // "%PDF-"
+}
+
+function binaryStringToUint8Array(input: string): Uint8Array {
+  const bytes = new Uint8Array(input.length)
+  for (let i = 0; i < input.length; i++) bytes[i] = input.charCodeAt(i) & 0xff
+  return bytes
+}
+
 export async function invokeEdge<TOut>(
   functionName: string,
   body?:
@@ -42,10 +92,16 @@ export async function invokeEdge<TOut>(
 ): Promise<TOut> {
   const supabase = client ?? supabaseBrowser()
 
-  const { data, error } = await supabase.functions.invoke(functionName, {
+  // Nota: algunas versiones/defs de @supabase/supabase-js no tipan `responseType`
+  // aunque el runtime lo soporte. Usamos `any` para no bloquear el uso de Blob.
+  const invoke: any = (supabase.functions as any).invoke.bind(
+    supabase.functions,
+  )
+  const { data, error } = await invoke(functionName, {
     body,
     method: opts.method ?? 'POST',
     headers: opts.headers,
+    responseType: opts.responseType,
   })
 
   if (error) {
@@ -104,5 +160,20 @@ export async function invokeEdge<TOut>(
     throw new EdgeFunctionError(message, functionName, status, details)
   }
 
+  if (opts.responseType === 'blob') {
+    const anyData: unknown = data
+
+    if (anyData instanceof Blob) {
+      return anyData as TOut
+    }
+
+    throw new EdgeFunctionError(
+      'La Edge Function no devolvió un binario (Blob) válido.',
+      functionName,
+      undefined,
+      { receivedType: typeof anyData, received: anyData },
+    )
+  }
+
   return data as TOut
 }

src/features/asignaturas/nueva/NuevaAsignaturaModalContainer.tsx

@@ -3,8 +3,10 @@ import * as Icons from 'lucide-react'
 
 import { useNuevaAsignaturaWizard } from './hooks/useNuevaAsignaturaWizard'
 
+import { PasoBasicosClonadoInterno } from '@/components/asignaturas/wizard/PasoBasicosClonadoInterno.tsx'
 import { PasoBasicosForm } from '@/components/asignaturas/wizard/PasoBasicosForm/PasoBasicosForm'
 import { PasoDetallesPanel } from '@/components/asignaturas/wizard/PasoDetallesPanel'
+import { PasoFuenteClonadoInterno } from '@/components/asignaturas/wizard/PasoFuenteClonadoInterno.tsx'
 import { PasoMetodoCardGroup } from '@/components/asignaturas/wizard/PasoMetodoCardGroup'
 import { PasoResumenCard } from '@/components/asignaturas/wizard/PasoResumenCard'
 import { WizardControls } from '@/components/asignaturas/wizard/WizardControls'
@@ -63,7 +65,12 @@ export function NuevaAsignaturaModalContainer({ planId }: { planId: string }) {
           basicos: 'Sugerencias',
           detalles: 'Estructura',
         }
-      : undefined
+      : wizard.tipoOrigen === 'CLONADO_INTERNO'
+        ? {
+            basicos: 'Fuente',
+            detalles: 'Datos básicos',
+          }
+        : undefined
 
   const handleClose = () => {
     navigate({ to: `/planes/${planId}/asignaturas`, resetScroll: false })
@@ -99,6 +106,21 @@ export function NuevaAsignaturaModalContainer({ planId }: { planId: string }) {
     >
       {({ methods }) => {
         const idx = Wizard.utils.getIndex(methods.current.id)
+        const stepId = methods.current.id
+
+        const disableNext =
+          wizard.isLoading ||
+          (stepId === 'metodo'
+            ? !canContinueDesdeMetodo
+            : stepId === 'basicos'
+              ? wizard.tipoOrigen === 'CLONADO_INTERNO'
+                ? !canContinueDesdeDetalles
+                : !canContinueDesdeBasicos
+              : stepId === 'detalles'
+                ? wizard.tipoOrigen === 'CLONADO_INTERNO'
+                  ? !canContinueDesdeBasicos
+                  : !canContinueDesdeDetalles
+                : false)
 
         return (
           <WizardLayout
@@ -118,12 +140,7 @@ export function NuevaAsignaturaModalContainer({ planId }: { planId: string }) {
                   onPrev={() => methods.prev()}
                   onNext={() => methods.next()}
                   disablePrev={idx === 0 || wizard.isLoading}
-                  disableNext={
-                    wizard.isLoading ||
-                    (idx === 0 && !canContinueDesdeMetodo) ||
-                    (idx === 1 && !canContinueDesdeBasicos) ||
-                    (idx === 2 && !canContinueDesdeDetalles)
-                  }
+                  disableNext={disableNext}
                   disableCreate={wizard.isLoading}
                   isLastStep={idx >= Wizard.steps.length - 1}
                   wizard={wizard}
@@ -141,13 +158,27 @@ export function NuevaAsignaturaModalContainer({ planId }: { planId: string }) {
 
               {idx === 1 && (
                 <Wizard.Stepper.Panel>
-                  <PasoBasicosForm wizard={wizard} onChange={setWizard} />
+                  {wizard.tipoOrigen === 'CLONADO_INTERNO' ? (
+                    <PasoFuenteClonadoInterno
+                      wizard={wizard}
+                      onChange={setWizard}
+                    />
+                  ) : (
+                    <PasoBasicosForm wizard={wizard} onChange={setWizard} />
+                  )}
                 </Wizard.Stepper.Panel>
               )}
 
               {idx === 2 && (
                 <Wizard.Stepper.Panel>
-                  <PasoDetallesPanel wizard={wizard} onChange={setWizard} />
+                  {wizard.tipoOrigen === 'CLONADO_INTERNO' ? (
+                    <PasoBasicosClonadoInterno
+                      wizard={wizard}
+                      onChange={setWizard}
+                    />
+                  ) : (
+                    <PasoDetallesPanel wizard={wizard} onChange={setWizard} />
+                  )}
                 </Wizard.Stepper.Panel>
               )}
 

src/features/asignaturas/nueva/types.ts

@@ -50,10 +50,12 @@ export type NewSubjectWizardState = {
   }
   sugerencias: Array<AsignaturaSugerida>
   clonInterno?: {
-    facultadId?: string
-    carreraId?: string
-    planOrigenId?: string
+    facultadId?: string | null
+    carreraId?: string | null
+    planOrigenId?: string | null
     asignaturaOrigenId?: string | null
+    search?: string
+    page?: number
   }
   clonTradicional?: {
     archivoWordAsignaturaId: string | null

src/features/bibliografia/nueva/NuevaBibliografiaModalContainer.tsx

@@ -2036,6 +2036,12 @@ function DatosBasicosManualStep({
                     publisher: e.target.value.slice(0, 300),
                   })
                 }
+                onBlur={() => {
+                  const trimmed = draft.publisher.trim()
+                  if (trimmed !== draft.publisher) {
+                    onChangeDraft({ ...draft, publisher: trimmed })
+                  }
+                }}
                 maxLength={300}
               />
             </div>
@@ -2434,9 +2440,17 @@ const FormatoYCitasStep = forwardRef<
                         onChange={(e) => {
                           const raw = e.currentTarget.value.slice(0, 300)
                           onChangeRef(r.id, {
-                            publisher: raw.trim() || undefined,
+                            publisher: raw.length > 0 ? raw : undefined,
                           })
                         }}
+                        onBlur={() => {
+                          const trimmed = publisherText.trim()
+                          if (trimmed !== publisherText) {
+                            onChangeRef(r.id, {
+                              publisher: trimmed || undefined,
+                            })
+                          }
+                        }}
                       />
                     </div>
                   </div>

src/lib/asignaturaColumnParsers.ts

@@ -0,0 +1,78 @@
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return typeof value === 'object' && value !== null && !Array.isArray(value)
+}
+
+export function parseContenidoTematicoToPlainText(value: unknown): string {
+  if (!Array.isArray(value)) return ''
+
+  const blocks: Array<string> = []
+
+  for (const item of value) {
+    if (!isRecord(item)) continue
+
+    const unidad =
+      typeof item.unidad === 'number' && Number.isFinite(item.unidad)
+        ? item.unidad
+        : undefined
+    const titulo = typeof item.titulo === 'string' ? item.titulo : ''
+
+    const header = `${unidad ?? ''}${unidad ? '.' : ''} ${titulo}`.trim()
+    if (!header) continue
+
+    const lines: Array<string> = [header]
+
+    const temas = Array.isArray(item.temas) ? item.temas : []
+    temas.forEach((tema, idx) => {
+      const temaNombre =
+        typeof tema === 'string'
+          ? tema
+          : isRecord(tema) && typeof tema.nombre === 'string'
+            ? tema.nombre
+            : ''
+      if (!temaNombre) return
+
+      if (unidad != null) {
+        lines.push(`${unidad}.${idx + 1} ${temaNombre}`.trim())
+      } else {
+        lines.push(`${idx + 1}. ${temaNombre}`)
+      }
+    })
+
+    blocks.push(lines.join('\n'))
+  }
+
+  return blocks.join('\n\n').trimEnd()
+}
+
+export function parseCriteriosEvaluacionToPlainText(value: unknown): string {
+  if (!Array.isArray(value)) return ''
+
+  const lines: Array<string> = []
+  for (const item of value) {
+    if (!isRecord(item)) continue
+    const label = typeof item.criterio === 'string' ? item.criterio.trim() : ''
+    const valueNum =
+      typeof item.porcentaje === 'number'
+        ? item.porcentaje
+        : typeof item.porcentaje === 'string'
+          ? Number(item.porcentaje)
+          : NaN
+
+    if (!label) continue
+    if (!Number.isFinite(valueNum)) continue
+
+    const v = Math.trunc(valueNum)
+    if (v < 1 || v > 100) continue
+
+    lines.push(`${label}: ${v}%`)
+  }
+
+  return lines.join('\n')
+}
+
+export const columnParsers: Partial<
+  Record<string, (value: unknown) => string>
+> = {
+  contenido_tematico: parseContenidoTematicoToPlainText,
+  criterios_de_evaluacion: parseCriteriosEvaluacionToPlainText,
+}

src/routes/planes/$planId/_detalle/asignaturas.tsx

@@ -73,7 +73,7 @@ const mapAsignaturas = (
     estado: asig.estado,
     hd: asig.horas_academicas ?? 0,
     hi: asig.horas_independientes ?? 0,
-    prerrequisitos: [],
+    prerrequisito_asignatura_id: asig.prerrequisito_asignatura_id ?? null,
   }))
 }
 
@@ -218,26 +218,30 @@ function AsignaturasPage() {
         <Table>
           <TableHeader>
             <TableRow className="bg-slate-50/50">
-              <TableHead className="w-30">Clave</TableHead>
-              <TableHead>Nombre</TableHead>
-              <TableHead className="text-center">Créditos</TableHead>
-              <TableHead className="text-center">Ciclo</TableHead>
-              <TableHead>Línea Curricular</TableHead>
-              <TableHead>Tipo</TableHead>
-              <TableHead>Estado</TableHead>
-              <TableHead className="w-12.5"></TableHead>
+              <TableHead className="w-30 px-6 py-4">Clave</TableHead>
+              <TableHead className="px-6 py-4">Nombre</TableHead>
+              <TableHead className="px-6 py-4 text-center">Créditos</TableHead>
+              <TableHead className="px-6 py-4 text-center">Ciclo</TableHead>
+              <TableHead className="px-6 py-4">Línea Curricular</TableHead>
+              <TableHead className="px-6 py-4">Tipo</TableHead>
+              <TableHead className="px-6 py-4">Estado</TableHead>
+              <TableHead className="w-12.5 px-6 py-4"></TableHead>
             </TableRow>
           </TableHeader>
           <TableBody>
             {filteredAsignaturas.length === 0 ? (
               <TableRow>
-                <TableCell colSpan={8} className="h-40 text-center">
-                  <div className="text-muted-foreground flex flex-col items-center justify-center">
-                    <BookOpen className="mb-2 h-10 w-10 opacity-20" />
-                    <p className="font-medium">No se encontraron asignaturas</p>
-                    <p className="text-xs">
-                      Intenta cambiar los filtros de búsqueda
-                    </p>
+                <TableCell colSpan={8} className="h-40 px-6 py-8 text-center">
+                  <div className="text-muted-foreground flex flex-col items-center justify-center gap-3">
+                    <BookOpen className="h-10 w-10 opacity-20" />
+                    <div>
+                      <p className="font-medium">
+                        No se encontraron asignaturas
+                      </p>
+                      <p className="mt-1 text-xs">
+                        Intenta cambiar los filtros de búsqueda
+                      </p>
+                    </div>
                   </div>
                 </TableCell>
               </TableRow>
@@ -251,25 +255,25 @@ function AsignaturasPage() {
                       to: '/planes/$planId/asignaturas/$asignaturaId',
                       params: {
                         planId,
-                        asignaturaId: asignatura.id, // 👈 puede ser índice, consecutivo o slug
+                        asignaturaId: asignatura.id,
                       },
                       state: {
-                        realId: asignatura.id, // 👈 ID largo oculto
+                        realId: asignatura.id,
                         asignaturaId: asignatura.id,
                       } as any,
                     })
                   }
                 >
-                  <TableCell className="font-mono text-xs font-bold text-slate-400">
+                  <TableCell className="px-6 py-4 font-mono text-xs font-bold text-slate-400">
                     {asignatura.clave}
                   </TableCell>
-                  <TableCell className="font-semibold text-slate-700">
+                  <TableCell className="px-6 py-4 font-semibold text-slate-700">
                     {asignatura.nombre}
                   </TableCell>
-                  <TableCell className="text-center font-medium">
+                  <TableCell className="px-6 py-4 text-center font-medium">
                     {asignatura.creditos}
                   </TableCell>
-                  <TableCell className="text-center">
+                  <TableCell className="px-6 py-4 text-center">
                     {asignatura.ciclo ? (
                       <Badge variant="outline" className="font-normal">
                         Ciclo {asignatura.ciclo}
@@ -278,10 +282,10 @@ function AsignaturasPage() {
                       <span className="text-slate-300">—</span>
                     )}
                   </TableCell>
-                  <TableCell className="text-sm text-slate-600">
+                  <TableCell className="px-6 py-4 text-sm text-slate-600">
                     {getLineaNombre(asignatura.lineaCurricularId)}
                   </TableCell>
-                  <TableCell>
+                  <TableCell className="px-6 py-4">
                     <Badge
                       variant="outline"
                       className={`capitalize shadow-sm ${tipoConfig[asignatura.tipo].className}`}
@@ -289,7 +293,7 @@ function AsignaturasPage() {
                       {tipoConfig[asignatura.tipo].label}
                     </Badge>
                   </TableCell>
-                  <TableCell>
+                  <TableCell className="px-6 py-4">
                     <Badge
                       variant="outline"
                       className={`capitalize shadow-sm ${statusConfig[asignatura.estado].className}`}
@@ -297,7 +301,7 @@ function AsignaturasPage() {
                       {statusConfig[asignatura.estado].label}
                     </Badge>
                   </TableCell>
-                  <TableCell>
+                  <TableCell className="px-6 py-4">
                     <div className="opacity-0 transition-opacity group-hover:opacity-100">
                       <ChevronRight className="h-5 w-5 text-slate-400" />
                     </div>

src/routes/planes/$planId/_detalle/documento.tsx

@@ -8,10 +8,11 @@ import {
   Clock,
   FileJson,
 } from 'lucide-react'
-import { useCallback, useEffect, useState } from 'react'
+import { useCallback, useEffect, useRef, useState } from 'react'
 
 import { Button } from '@/components/ui/button'
 import { Card, CardContent } from '@/components/ui/card'
+import { usePlan } from '@/data'
 import { fetchPlanPdf } from '@/data/api/document.api'
 
 export const Route = createFileRoute('/planes/$planId/_detalle/documento')({
@@ -20,30 +21,41 @@ export const Route = createFileRoute('/planes/$planId/_detalle/documento')({
 
 function RouteComponent() {
   const { planId } = useParams({ from: '/planes/$planId/_detalle/documento' })
+  const { data: plan } = usePlan(planId)
   const [pdfUrl, setPdfUrl] = useState<string | null>(null)
+  const pdfUrlRef = useRef<string | null>(null)
+  const isMountedRef = useRef<boolean>(false)
   const [isLoading, setIsLoading] = useState(true)
 
+  const planFileBaseName = sanitizeFileBaseName(plan?.nombre ?? 'plan_estudios')
+
   const loadPdfPreview = useCallback(async () => {
     try {
-      setIsLoading(true)
-      const pdfBlob = await fetchPlanPdf({ plan_estudio_id: planId })
+      if (isMountedRef.current) setIsLoading(true)
+      const pdfBlob = await fetchPlanPdf({
+        plan_estudio_id: planId,
+        convertTo: 'pdf',
+      })
+
+      if (!isMountedRef.current) return
       const url = window.URL.createObjectURL(pdfBlob)
 
-      // Limpiar URL anterior si existe para evitar fugas de memoria
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
-
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
+      pdfUrlRef.current = url
       setPdfUrl(url)
     } catch (error) {
       console.error('Error cargando preview:', error)
     } finally {
-      setIsLoading(false)
+      if (isMountedRef.current) setIsLoading(false)
     }
   }, [planId])
 
   useEffect(() => {
+    isMountedRef.current = true
     loadPdfPreview()
     return () => {
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
+      isMountedRef.current = false
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
     }
   }, [loadPdfPreview])
 
@@ -51,12 +63,13 @@ function RouteComponent() {
     try {
       const pdfBlob = await fetchPlanPdf({
         plan_estudio_id: planId,
+        convertTo: 'pdf',
       })
 
       const url = window.URL.createObjectURL(pdfBlob)
       const link = document.createElement('a')
       link.href = url
-      link.download = 'plan_estudios.pdf'
+      link.download = `${planFileBaseName}.pdf`
       document.body.appendChild(link)
       link.click()
 
@@ -67,6 +80,27 @@ function RouteComponent() {
       alert('No se pudo generar el PDF')
     }
   }
+
+  const handleDownloadWord = async () => {
+    try {
+      const docBlob = await fetchPlanPdf({
+        plan_estudio_id: planId,
+      })
+
+      const url = window.URL.createObjectURL(docBlob)
+      const link = document.createElement('a')
+      link.href = url
+      link.download = `${planFileBaseName}.docx`
+      document.body.appendChild(link)
+      link.click()
+
+      link.remove()
+      setTimeout(() => window.URL.revokeObjectURL(url), 1000)
+    } catch (error) {
+      console.error(error)
+      alert('No se pudo generar el Word')
+    }
+  }
   return (
     <div className="flex min-h-screen flex-col gap-6 bg-slate-50/30 p-6">
       {/* HEADER DE ACCIONES */}
@@ -88,12 +122,17 @@ function RouteComponent() {
           >
             <RefreshCcw size={16} /> Regenerar
           </Button>
-          <Button variant="outline" size="sm" className="gap-2">
-            <Download size={16} /> Descargar Word
-          </Button>
           <Button
             size="sm"
             className="gap-2 bg-teal-700 hover:bg-teal-800"
+            onClick={handleDownloadWord}
+          >
+            <Download size={16} /> Descargar Word
+          </Button>
+          <Button
+            variant="outline"
+            size="sm"
+            className="gap-2"
             onClick={handleDownloadPdf}
           >
             <Download size={16} /> Descargar PDF
@@ -139,7 +178,7 @@ function RouteComponent() {
           )}
         </div>
 
-        <CardContent className="flex min-h-[800px] justify-center bg-slate-500 p-0">
+        <CardContent className="flex min-h-200 justify-center bg-slate-500 p-0">
           {isLoading ? (
             <div className="flex flex-col items-center justify-center gap-4 text-white">
               <RefreshCcw size={40} className="animate-spin opacity-50" />
@@ -149,7 +188,7 @@ function RouteComponent() {
             /* 3. VISOR DE PDF REAL */
             <iframe
               src={`${pdfUrl}#toolbar=0&navpanes=0`}
-              className="h-[1000px] w-full max-w-[1000px] border-none shadow-2xl"
+              className="h-250 w-full max-w-250 border-none shadow-2xl"
               title="PDF Preview"
             />
           ) : (
@@ -163,6 +202,24 @@ function RouteComponent() {
   )
 }
 
+function sanitizeFileBaseName(input: string): string {
+  const text = String(input)
+  const withoutControlChars = Array.from(text)
+    .filter((ch) => {
+      const code = ch.charCodeAt(0)
+      return code >= 32 && code !== 127
+    })
+    .join('')
+
+  const cleaned = withoutControlChars
+    .replace(/[<>:"/\\|?*]+/g, ' ')
+    .replace(/\s+/g, ' ')
+    .trim()
+    .replace(/[. ]+$/g, '')
+
+  return (cleaned || 'documento').slice(0, 150)
+}
+
 // Componente pequeño para las tarjetas de estado superior
 function StatusCard({
   icon,

src/routes/planes/$planId/_detalle/historial.tsx

@@ -139,13 +139,16 @@ function RouteComponent() {
       </div>
 
       <div className="relative space-y-0">
-        <div className="absolute top-0 bottom-0 left-9 w-px bg-slate-200" />
+        <div className="absolute top-0 bottom-0 left-6 w-px bg-slate-200 md:left-9" />
         {historyEvents.length === 0 ? (
           <div className="ml-20 py-10 text-slate-500">No hay registros.</div>
         ) : (
           historyEvents.map((event) => (
-            <div key={event.id} className="group relative flex gap-6 pb-8">
-              <div className="relative z-10 flex h-18 flex-col items-center">
+            <div
+              key={event.id}
+              className="group relative flex gap-3 pb-8 md:gap-6"
+            >
+              <div className="relative z-10 flex flex-col items-center">
                 <div className="flex h-[42px] w-[42px] items-center justify-center rounded-full border-4 border-white bg-slate-100 text-slate-600 shadow-sm transition-colors group-hover:bg-teal-50 group-hover:text-teal-600">
                   {event.icon}
                 </div>
@@ -153,10 +156,10 @@ function RouteComponent() {
 
               <Card className="flex-1 border-slate-200 shadow-none transition-colors hover:border-teal-200">
                 <CardContent className="p-4">
-                  <div className="flex flex-col gap-1">
+                  <div className="flex flex-col gap-2">
                     {/* LÍNEA SUPERIOR: Título a la izquierda --- Usuario, Botón y Fecha a la derecha */}
-                    <div className="flex items-center justify-between">
-                      <div className="flex items-center gap-2">
+                    <div className="flex flex-col justify-between gap-2 md:flex-row md:items-center">
+                      <div className="flex flex-wrap items-center gap-2">
                         <span className="text-sm font-bold text-slate-800">
                           {event.type}
                         </span>
@@ -172,9 +175,9 @@ function RouteComponent() {
                       </div>
 
                       {/* Grupo de elementos alineados a la derecha */}
-                      <div className="flex items-center gap-4 text-slate-500">
+                      <div className="flex flex-wrap items-center gap-3 text-slate-500 md:gap-4">
                         {/* Usuario e Icono */}
-                        <div className="flex items-center gap-2 text-xs">
+                        <div className="flex items-center gap-1.5 text-xs">
                           <User className="h-3.5 w-3.5" />
                           <span className="text-muted-foreground">
                             {event.user}
@@ -184,14 +187,14 @@ function RouteComponent() {
                         {/* Botón Ver Cambios */}
                         <button
                           onClick={() => openCompareModal(event)}
-                          className="group/btn flex items-center gap-1.5 text-xs transition-colors hover:text-teal-600"
+                          className="group/btn flex items-center gap-1.5 text-xs font-medium text-teal-600 md:text-slate-500 md:hover:text-teal-600"
                         >
                           <Eye className="h-4 w-4 text-slate-400 group-hover/btn:text-teal-600" />
                           <span>Ver cambios</span>
                         </button>
 
                         {/* Fecha exacta (Solo visible en desktop para no amontonar) */}
-                        <span className="hidden text-[11px] text-slate-400 md:block">
+                        <span className="hidden text-[11px] text-slate-400 lg:block">
                           {format(event.date, 'yyyy-MM-dd HH:mm')}
                         </span>
                       </div>
@@ -233,7 +236,7 @@ function RouteComponent() {
           ))
         )}
         {historyEvents.length > 0 && (
-          <div className="mt-10 ml-20 flex items-center justify-between border-t pt-4">
+          <div className="mt-10 ml-12 flex flex-col gap-3 border-t pt-4 md:ml-20 md:flex-row md:items-center md:justify-between">
             <p className="text-xs text-slate-500">
               Mostrando {rawData.length} de {totalRecords} cambios
             </p>

src/routes/planes/$planId/_detalle/iaplan.tsx

@@ -15,6 +15,7 @@ import {
   Archive,
   Loader2,
   Sparkles,
+  RotateCcw,
 } from 'lucide-react'
 import { useState, useEffect, useRef, useMemo } from 'react'
 
@@ -39,6 +40,8 @@ import {
   useMessagesByChat,
   useUpdateConversationStatus,
   useUpdateConversationTitle,
+  useUpdatePlanFields,
+  useUpdateRecommendationApplied,
 } from '@/data'
 import { usePlan } from '@/data/hooks/usePlans'
 
@@ -128,6 +131,7 @@ function RouteComponent() {
   const [pendingSuggestion, setPendingSuggestion] = useState<any>(null)
   const queryClient = useQueryClient()
   const scrollRef = useRef<HTMLDivElement>(null)
+  const isInitialLoad = useRef(true)
   const [showArchived, setShowArchived] = useState(false)
   const [editingChatId, setEditingChatId] = useState<string | null>(null)
   const editableRef = useRef<HTMLSpanElement>(null)
@@ -137,6 +141,16 @@ function RouteComponent() {
     null,
   )
   const [filterQuery, setFilterQuery] = useState('')
+
+  const [isHistoryOpen, setIsHistoryOpen] = useState(false)
+  const [isActionsOpen, setIsActionsOpen] = useState(false)
+
+  const [selectedImprovements, setSelectedImprovements] = useState<
+    Array<string>
+  >([])
+  const updatePlan = useUpdatePlanFields()
+  const updateAppliedStatus = useUpdateRecommendationApplied()
+
   const availableFields = useMemo(() => {
     const definicion = data?.estructuras_plan
       ?.definicion as EstructuraDefinicion
@@ -204,20 +218,110 @@ function RouteComponent() {
       return messages
     })
   }, [mensajesDelChat, activeChatId, availableFields])
-  const scrollToBottom = () => {
+
+  // En tu componente principal (el padre)
+
+  const handleApplyMultiple = async (
+    sugerencias: Array<any>,
+    dbMessageId: string,
+  ) => {
+    if (!planId || !data?.datos || sugerencias.length === 0) return
+
+    setIsSending(true)
+    try {
+      const datosActualizados = { ...data.datos }
+
+      for (const sug of sugerencias) {
+        const key = sug.key
+        const newValue = sug.newValue
+        const currentValue = datosActualizados[key]
+
+        if (
+          typeof currentValue === 'object' &&
+          currentValue !== null &&
+          'description' in currentValue
+        ) {
+          datosActualizados[key] = { ...currentValue, description: newValue }
+        } else {
+          datosActualizados[key] = newValue
+        }
+      }
+
+      await updatePlan.mutateAsync({
+        planId: planId as any,
+        patch: { datos: datosActualizados },
+      })
+
+      for (const sug of sugerencias) {
+        try {
+          await updateAppliedStatus.mutateAsync({
+            conversacionId: dbMessageId,
+            campoAfectado: sug.key,
+          })
+          console.log(sug.key)
+
+          removeSelectedField(sug.key)
+        } catch (err) {
+          console.error(
+            `Error al marcar aplicada la sugerencia: ${sug.key}`,
+            err,
+          )
+          // Si una falla, el bucle sigue con las demás
+        }
+      }
+
+      setSelectedImprovements([])
+      await Promise.all([
+        queryClient.invalidateQueries({ queryKey: ['plan', planId] }),
+        queryClient.invalidateQueries({ queryKey: ['conversation-messages'] }),
+      ])
+    } catch (error) {
+      console.error('Error crítico en aplicación masiva:', error)
+    } finally {
+      setIsSending(false)
+    }
+  }
+
+  const toggleImprovementSelection = (sugKey: string) => {
+    setSelectedImprovements((prev) =>
+      prev.includes(sugKey)
+        ? prev.filter((key) => key !== sugKey)
+        : [...prev, sugKey],
+    )
+  }
+
+  const toggleAllFromMessage = (suggestions: Array<any>) => {
+    const pending = suggestions.filter((s) => !s.applied)
+    const allKeys = pending.map((s) => s.key)
+    const allSelected = allKeys.every((key) =>
+      selectedImprovements.includes(key),
+    )
+
+    if (allSelected) {
+      setSelectedImprovements((prev) =>
+        prev.filter((key) => !allKeys.includes(key)),
+      )
+    } else {
+      setSelectedImprovements((prev) =>
+        Array.from(new Set([...prev, ...allKeys])),
+      )
+    }
+  }
+
+  const scrollToBottom = (behavior: ScrollBehavior = 'smooth') => {
     if (scrollRef.current) {
-      // Buscamos el viewport interno del ScrollArea de Radix
       const scrollContainer = scrollRef.current.querySelector(
         '[data-radix-scroll-area-viewport]',
       )
       if (scrollContainer) {
         scrollContainer.scrollTo({
           top: scrollContainer.scrollHeight,
-          behavior: 'smooth',
+          behavior,
         })
       }
     }
   }
+
   const { activeChats, archivedChats } = useMemo(() => {
     const allChats = lastConversation || []
     return {
@@ -229,22 +333,22 @@ function RouteComponent() {
   }, [lastConversation])
 
   useEffect(() => {
-    console.log(mensajesDelChat)
-
-    scrollToBottom()
-  }, [chatMessages, isLoading])
-
-  /* useEffect(() => {
-    // Verificamos cuáles campos de la lista "selectedFields" ya no están presentes en el texto del input
-    const camposActualizados = selectedFields.filter((field) =>
-      input.includes(field.label),
-    )
-
-    // Solo actualizamos el estado si hubo un cambio real (para evitar bucles infinitos)
-    if (camposActualizados.length !== selectedFields.length) {
-      setSelectedFields(camposActualizados)
+    if (chatMessages.length > 0) {
+      if (isInitialLoad.current) {
+        // Si es el primer render con mensajes, vamos al final al instante
+        scrollToBottom('instant')
+        isInitialLoad.current = false
+      } else {
+        // Si ya estaba cargado y llegan nuevos, hacemos el smooth
+        scrollToBottom('smooth')
+      }
     }
-  }, [input, selectedFields]) */
+  }, [chatMessages])
+
+  // 2. Resetear el flag cuando cambies de chat activo
+  useEffect(() => {
+    isInitialLoad.current = true
+  }, [activeChatId])
 
   useEffect(() => {
     if (isLoadingConv || isSending) return
@@ -472,63 +576,76 @@ function RouteComponent() {
   }, [selectedArchivoIds, selectedRepositorioIds, uploadedFiles])
 
   const removeSelectedField = (fieldKey: string) => {
+    console.log(fieldKey)
     setSelectedFields((prev) => prev.filter((f) => f.key !== fieldKey))
   }
 
   return (
-    <div className="flex h-[calc(100vh-160px)] max-h-[calc(100vh-160px)] w-full gap-6 overflow-hidden p-4">
-      {/* --- PANEL IZQUIERDO: HISTORIAL --- */}
-      <div className="flex w-64 flex-col border-r pr-4">
-        <div className="mb-4">
-          <div className="mb-4 flex items-center justify-between px-2">
-            <h2 className="text-xs font-bold tracking-wider text-slate-500 uppercase">
-              Chats
-            </h2>
-            {/* Botón de toggle archivados movido aquí arriba */}
-            <button
-              onClick={() => setShowArchived(!showArchived)}
-              className={`rounded-md p-1.5 transition-colors ${
-                showArchived
-                  ? 'bg-teal-50 text-teal-600'
-                  : 'text-slate-400 hover:bg-slate-100'
-              }`}
-              title={showArchived ? 'Ver chats activos' : 'Ver archivados'}
-            >
-              <Archive size={16} />
-            </button>
-          </div>
-
-          <Button
-            onClick={createNewChat}
-            variant="outline"
-            className="mb-4 w-full justify-start gap-2 border-slate-200 hover:bg-teal-50 hover:text-teal-700"
-          >
-            <MessageSquarePlus size={18} /> Nuevo chat
-          </Button>
-        </div>
+    <div className="flex h-[calc(100vh-80px)] w-full flex-col gap-4 p-4 md:h-[calc(100vh-160px)] md:max-h-[calc(100vh-160px)] md:flex-row md:overflow-hidden">
+      {/* --- HEADER MÓVIL (Solo visible en < md) --- */}
+      <div className="flex shrink-0 items-center justify-between rounded-lg border bg-white p-2 shadow-sm md:hidden">
+        <Button
+          variant="ghost"
+          size="sm"
+          onClick={() => setIsHistoryOpen(true)}
+        >
+          <Archive size={18} className="mr-2" /> Historial
+        </Button>
+        <Button
+          variant="ghost"
+          size="sm"
+          onClick={() => setIsActionsOpen(true)}
+        >
+          <Lightbulb size={18} className="mr-2 text-orange-500" /> Acciones
+        </Button>
+      </div>
 
+      {/* --- PANEL IZQUIERDO: HISTORIAL (Escritorio) --- */}
+      <div className="hidden w-64 flex-col border-r pr-4 md:flex">
+        {/* ... (Tu código actual del historial de chats) ... */}
+        <h2 className="text-xs font-bold tracking-wider text-slate-500 uppercase">
+          Chats
+        </h2>
+        <Button
+          onClick={createNewChat}
+          variant="outline"
+          className="mt-2 mb-4 w-full justify-start gap-2"
+        >
+          <MessageSquarePlus size={18} /> Nuevo chat
+        </Button>
         <ScrollArea className="flex-1">
-          <div className="space-y-1">
+          <div className="space-y-1 pr-2">
+            {' '}
+            {/* Agregamos un pr-2 para que el scrollbar no tape botones */}
             {!showArchived ? (
               activeChats.map((chat) => (
                 <div
                   key={chat.id}
                   onClick={() => setActiveChatId(chat.id)}
-                  className={`group relative flex w-full items-center justify-between overflow-hidden rounded-lg px-3 py-3 text-sm transition-colors ${
+                  className={`group relative flex w-full items-center overflow-hidden rounded-lg px-3 py-3 text-sm transition-colors ${
                     activeChatId === chat.id
                       ? 'bg-slate-100 font-medium text-slate-900'
                       : 'text-slate-600 hover:bg-slate-50'
                   }`}
                 >
-                  {/* LADO IZQUIERDO: Icono + Texto con Tooltip */}
-                  <div className="flex min-w-0 flex-1 items-center gap-3">
+                  {/* LADO IZQUIERDO: Icono + Texto */}
+                  <div
+                    className="flex min-w-0 flex-1 items-center gap-3 transition-all duration-200"
+                    style={{
+                      // Aplicamos la máscara solo cuando el mouse está encima para que se note el desvanecimiento
+                      // donde aparecen los botones
+                      maskImage:
+                        'linear-gradient(to right, black 70%, transparent 95%)',
+                      WebkitMaskImage:
+                        'linear-gradient(to right, black 70%, transparent 95%)',
+                    }}
+                  >
+                    {/* pr-12 reserva espacio para los botones absolutos */}
                     <FileText size={16} className="shrink-0 opacity-40" />
-
                     <TooltipProvider delayDuration={400}>
                       <Tooltip>
-                        <TooltipTrigger asChild>
-                          {/* Este contenedor es el que obliga al span a truncarse */}
-                          <div className="max-w-[calc(100%-48px)] min-w-0 flex-1">
+                        <TooltipTrigger asChild className="min-w-0 flex-1">
+                          <div className="min-w-0 flex-1">
                             <span
                               ref={
                                 editingChatId === chat.id ? editableRef : null
@@ -558,7 +675,7 @@ function RouteComponent() {
                               onBlur={(e) => {
                                 if (editingChatId === chat.id) {
                                   const newTitle =
-                                    e.currentTarget.textContent?.trim() || ''
+                                    e.currentTarget.textContent.trim() || ''
                                   if (newTitle && newTitle !== chat.nombre) {
                                     updateTitleMutation({
                                       id: chat.id,
@@ -574,8 +691,6 @@ function RouteComponent() {
                             </span>
                           </div>
                         </TooltipTrigger>
-
-                        {/* Tooltip: Solo aparece si no estás editando y el texto es largo */}
                         {editingChatId !== chat.id && (
                           <TooltipContent
                             side="right"
@@ -588,9 +703,9 @@ function RouteComponent() {
                     </TooltipProvider>
                   </div>
 
-                  {/* LADO DERECHO: Acciones con shrink-0 para que no se muevan */}
+                  {/* LADO DERECHO: Acciones ABSOLUTAS */}
                   <div
-                    className={`flex shrink-0 items-center gap-1 pl-2 opacity-0 transition-opacity group-hover:opacity-100 ${
+                    className={`absolute top-1/2 right-2 z-20 flex -translate-y-1/2 items-center gap-1 rounded-md px-1 opacity-0 transition-opacity group-hover:opacity-100 ${
                       activeChatId === chat.id ? 'bg-slate-100' : 'bg-slate-50'
                     }`}
                   >
@@ -614,7 +729,7 @@ function RouteComponent() {
                 </div>
               ))
             ) : (
-              /* Sección de archivados */
+              /* Sección de archivados (Simplificada para mantener consistencia) */
               <div className="animate-in fade-in slide-in-from-left-2 px-1">
                 <p className="mb-2 px-2 text-[10px] font-bold text-slate-400 uppercase">
                   Archivados
@@ -622,18 +737,18 @@ function RouteComponent() {
                 {archivedChats.map((chat) => (
                   <div
                     key={chat.id}
-                    className="group relative mb-1 flex w-full items-center justify-between overflow-hidden rounded-lg bg-slate-50/50 px-3 py-2 text-sm text-slate-400"
+                    className="group relative mb-1 flex w-full items-center overflow-hidden rounded-lg bg-slate-50/50 px-3 py-2 text-sm text-slate-400"
                   >
-                    <div className="flex min-w-0 flex-1 items-center gap-3">
+                    <div className="flex min-w-0 flex-1 items-center gap-3 pr-10">
                       <Archive size={14} className="shrink-0 opacity-30" />
-                      <span className="block min-w-0 flex-1 truncate">
+                      <span className="block truncate">
                         {chat.nombre ||
                           `Archivado ${chat.creado_en.split('T')[0]}`}
                       </span>
                     </div>
                     <button
                       onClick={(e) => unarchiveChat(e, chat.id)}
-                      className="ml-2 shrink-0 rounded bg-slate-50/80 p-1 opacity-0 transition-opacity group-hover:opacity-100 hover:text-teal-600"
+                      className="absolute top-1/2 right-2 shrink-0 -translate-y-1/2 rounded bg-slate-100 p-1 opacity-0 transition-opacity group-hover:opacity-100 hover:text-teal-600"
                     >
                       <RotateCcw size={14} />
                     </button>
@@ -644,10 +759,11 @@ function RouteComponent() {
           </div>
         </ScrollArea>
       </div>
-      {/* PANEL DE CHAT PRINCIPAL */}
-      <div className="relative flex min-w-0 flex-[3] flex-col overflow-hidden rounded-xl border border-slate-200 bg-slate-50/50 shadow-sm">
+
+      {/* --- PANEL DE CHAT PRINCIPAL (Centro) --- */}
+      <div className="relative flex min-w-0 flex-1 flex-col overflow-hidden rounded-xl border border-slate-200 bg-slate-50/50 shadow-sm md:h-full md:flex-[3]">
         {/* NUEVO: Barra superior de campos seleccionados */}
-        <div className="shrink-0 border-b bg-white p-3">
+        <div className="z-10 shrink-0 border-b bg-white p-3">
           <div className="flex items-center justify-between">
             <span className="text-[10px] font-bold text-slate-400 uppercase">
               Mejorar con IA
@@ -668,9 +784,9 @@ function RouteComponent() {
         </div>
 
         {/* CONTENIDO DEL CHAT */}
-        <div className="relative min-h-0 flex-1">
+        <div className="relative flex min-h-0 flex-1 flex-col">
           <ScrollArea ref={scrollRef} className="h-full w-full">
-            <div className="mx-auto max-w-3xl space-y-6 p-6">
+            <div className="mx-auto flex max-w-3xl flex-col gap-6 p-6">
               {!activeChatId &&
               chatMessages.length === 0 &&
               !optimisticMessage ? (
@@ -735,17 +851,98 @@ function RouteComponent() {
 
                           {/* Recomendaciones */}
                           {isAI && msg.suggestions?.length > 0 && (
-                            <div className="mt-4">
-                              <ImprovementCard
-                                suggestions={msg.suggestions} // Usamos el nombre normalizado en el flatMap
-                                dbMessageId={msg.dbMessageId}
-                                planId={planId}
-                                currentDatos={data?.datos}
-                                activeChatId={activeChatId}
-                                onApplySuccess={(key) =>
-                                  removeSelectedField(key)
-                                }
-                              />
+                            <div className="mt-4 w-full space-y-3 rounded-xl border border-slate-100 bg-slate-50/50 p-3">
+                              <div className="flex items-center justify-between px-1">
+                                <span className="text-[10px] font-bold text-slate-400 uppercase">
+                                  Sugerencias de mejora
+                                </span>
+                                {/* Botón Seleccionar Todo */}
+                                {msg.suggestions.some(
+                                  (s: any) => !s.applied,
+                                ) && (
+                                  <Button
+                                    variant="ghost"
+                                    className="h-6 px-2 text-[10px] text-teal-600 hover:bg-teal-100"
+                                    onClick={() =>
+                                      toggleAllFromMessage(msg.suggestions)
+                                    }
+                                  >
+                                    {msg.suggestions
+                                      .filter((s: any) => !s.applied)
+                                      .every((s: any) =>
+                                        selectedImprovements.includes(s.key),
+                                      )
+                                      ? 'Desmarcar todo'
+                                      : 'Seleccionar todo'}
+                                  </Button>
+                                )}
+                              </div>
+
+                              {msg.suggestions.map((sug: any) => (
+                                <div key={sug.key} className="flex gap-2">
+                                  {!sug.applied && (
+                                    <input
+                                      type="checkbox"
+                                      className="mt-4 h-4 w-4 shrink-0 rounded border-slate-300 accent-teal-600"
+                                      checked={selectedImprovements.includes(
+                                        sug.key,
+                                      )}
+                                      onChange={() =>
+                                        toggleImprovementSelection(sug.key)
+                                      }
+                                    />
+                                  )}
+                                  <div className="flex-1">
+                                    <ImprovementCard
+                                      suggestions={[sug]} // Pasamos solo una para que la card actúe individualmente
+                                      dbMessageId={msg.dbMessageId}
+                                      planId={planId}
+                                      currentDatos={data?.datos}
+                                      activeChatId={activeChatId}
+                                      onApplySuccess={(key) =>
+                                        removeSelectedField(key)
+                                      }
+                                    />
+                                  </div>
+                                </div>
+                              ))}
+
+                              {/* Botón de Acción Masiva específico para este mensaje */}
+                              {msg.suggestions.some((s: any) =>
+                                selectedImprovements.includes(s.key),
+                              ) && (
+                                <Button
+                                  size="sm"
+                                  disabled={isSending}
+                                  className="w-full bg-teal-600 py-1 text-xs font-bold text-white hover:bg-teal-700"
+                                  onClick={() => {
+                                    const seleccionadas =
+                                      msg.suggestions.filter((s: any) =>
+                                        selectedImprovements.includes(s.key),
+                                      )
+                                    handleApplyMultiple(
+                                      seleccionadas,
+                                      msg.dbMessageId,
+                                    )
+                                  }}
+                                >
+                                  {isSending ? (
+                                    <Loader2
+                                      className="mr-2 animate-spin"
+                                      size={12}
+                                    />
+                                  ) : (
+                                    <Check className="mr-2" size={12} />
+                                  )}
+                                  Aplicar seleccionadas (
+                                  {
+                                    msg.suggestions.filter((s: any) =>
+                                      selectedImprovements.includes(s.key),
+                                    ).length
+                                  }
+                                  )
+                                </Button>
+                              )}
                             </div>
                           )}
                         </div>
@@ -920,8 +1117,9 @@ function RouteComponent() {
           </div>
         </div>
       </div>
-      {/* PANEL LATERAL */}
-      <div className="flex flex-[1] flex-col gap-4 overflow-y-auto pr-2">
+
+      {/* --- PANEL LATERAL: ACCIONES RÁPIDAS (Escritorio) --- */}
+      <div className="hidden flex-[1] flex-col gap-4 overflow-y-auto pr-2 md:flex">
         <h4 className="flex items-center gap-2 text-left text-sm font-bold text-slate-800">
           <Lightbulb size={18} className="text-orange-500" /> Acciones rápidas
         </h4>
@@ -942,6 +1140,65 @@ function RouteComponent() {
           ))}
         </div>
       </div>
+
+      {/* --- DRAWER: HISTORIAL (Móvil) --- */}
+      <Drawer open={isHistoryOpen} onOpenChange={setIsHistoryOpen}>
+        <DrawerContent className="h-[80vh] p-4">
+          <Button
+            onClick={() => {
+              createNewChat()
+              setIsHistoryOpen(false)
+            }}
+            className="mb-4 w-full bg-teal-600 text-white"
+          >
+            <MessageSquarePlus size={18} className="mr-2" /> Nuevo Chat
+          </Button>
+          <ScrollArea className="flex-1">
+            {/* Reutiliza aquí el mapeo de chats que tienes en el panel izquierdo */}
+            <p className="mb-4 text-xs font-bold text-slate-400 uppercase">
+              Historial Reciente
+            </p>
+            {activeChats.map((chat) => (
+              <div
+                key={chat.id}
+                onClick={() => {
+                  setActiveChatId(chat.id)
+                  setIsHistoryOpen(false)
+                }}
+                className="border-b p-3 text-sm"
+              >
+                {chat.nombre || 'Chat sin nombre'}
+              </div>
+            ))}
+          </ScrollArea>
+        </DrawerContent>
+      </Drawer>
+
+      {/* --- DRAWER: ACCIONES RÁPIDAS (Móvil) --- */}
+      <Drawer open={isActionsOpen} onOpenChange={setIsActionsOpen}>
+        <DrawerContent className="h-[60vh] p-4">
+          <h4 className="mb-4 flex items-center gap-2 font-bold">
+            <Lightbulb size={18} className="text-orange-500" /> Acciones rápidas
+          </h4>
+          <div className="grid grid-cols-1 gap-2 sm:grid-cols-2">
+            {PRESETS.map((preset) => (
+              <button
+                key={preset.id}
+                onClick={() => {
+                  handleSend(preset.prompt)
+                  setIsActionsOpen(false)
+                }}
+                className="flex items-center gap-3 rounded-xl border p-4 text-left text-sm"
+              >
+                <preset.icon size={16} />
+                <span>{preset.label}</span>
+              </button>
+            ))}
+          </div>
+        </DrawerContent>
+      </Drawer>
+
+      {/* Tu Drawer de Referencias IA se queda igual */}
       <Drawer open={openIA} onOpenChange={setOpenIA}>
         <DrawerContent className="fixed inset-x-0 bottom-0 mx-auto mb-4 flex h-[80vh] w-full max-w-2xl flex-col overflow-hidden rounded-2xl border bg-white shadow-2xl">
           {/* Cabecera más compacta */}

src/routes/planes/$planId/asignaturas/$asignaturaId/documento.tsx

@@ -1,7 +1,8 @@
 import { createFileRoute, useParams } from '@tanstack/react-router'
-import { useCallback, useEffect, useState } from 'react'
+import { useCallback, useEffect, useRef, useState } from 'react'
 
 import { DocumentoSEPTab } from '@/components/asignaturas/detalle/DocumentoSEPTab'
+import { useSubject } from '@/data'
 import { fetchAsignaturaPdf } from '@/data/api/document.api'
 
 export const Route = createFileRoute(
@@ -15,48 +16,75 @@ function RouteComponent() {
     from: '/planes/$planId/asignaturas/$asignaturaId/documento',
   })
 
+  const { data: asignatura } = useSubject(asignaturaId)
+  const asignaturaFileBaseName = sanitizeFileBaseName(
+    asignatura?.nombre ?? 'documento_sep',
+  )
+
   const [pdfUrl, setPdfUrl] = useState<string | null>(null)
+  const pdfUrlRef = useRef<string | null>(null)
+  const isMountedRef = useRef<boolean>(false)
   const [isLoading, setIsLoading] = useState(true)
   const [isRegenerating, setIsRegenerating] = useState(false)
 
   const loadPdfPreview = useCallback(async () => {
     try {
-      setIsLoading(true)
+      if (isMountedRef.current) setIsLoading(true)
 
       const pdfBlob = await fetchAsignaturaPdf({
         asignatura_id: asignaturaId,
+        convertTo: 'pdf',
       })
 
+      if (!isMountedRef.current) return
+
       const url = window.URL.createObjectURL(pdfBlob)
 
-      setPdfUrl((prev) => {
-        if (prev) window.URL.revokeObjectURL(prev)
-        return url
-      })
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
+      pdfUrlRef.current = url
+      setPdfUrl(url)
     } catch (error) {
       console.error('Error cargando PDF:', error)
     } finally {
-      setIsLoading(false)
+      if (isMountedRef.current) setIsLoading(false)
     }
   }, [asignaturaId])
 
   useEffect(() => {
+    isMountedRef.current = true
     loadPdfPreview()
 
     return () => {
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
+      isMountedRef.current = false
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
     }
   }, [loadPdfPreview])
 
-  const handleDownload = async () => {
+  const handleDownloadPdf = async () => {
     const pdfBlob = await fetchAsignaturaPdf({
       asignatura_id: asignaturaId,
+      convertTo: 'pdf',
     })
 
     const url = window.URL.createObjectURL(pdfBlob)
     const link = document.createElement('a')
     link.href = url
-    link.download = 'documento_sep.pdf'
+    link.download = `${asignaturaFileBaseName}.pdf`
+    document.body.appendChild(link)
+    link.click()
+    link.remove()
+    window.URL.revokeObjectURL(url)
+  }
+
+  const handleDownloadWord = async () => {
+    const docBlob = await fetchAsignaturaPdf({
+      asignatura_id: asignaturaId,
+    })
+
+    const url = window.URL.createObjectURL(docBlob)
+    const link = document.createElement('a')
+    link.href = url
+    link.download = `${asignaturaFileBaseName}.docx`
     document.body.appendChild(link)
     link.click()
     link.remove()
@@ -77,9 +105,28 @@ function RouteComponent() {
     <DocumentoSEPTab
       pdfUrl={pdfUrl}
       isLoading={isLoading}
-      onDownload={handleDownload}
+      onDownloadPdf={handleDownloadPdf}
+      onDownloadWord={handleDownloadWord}
       onRegenerate={handleRegenerate}
       isRegenerating={isRegenerating}
     />
   )
 }
+
+function sanitizeFileBaseName(input: string): string {
+  const text = String(input)
+  const withoutControlChars = Array.from(text)
+    .filter((ch) => {
+      const code = ch.charCodeAt(0)
+      return code >= 32 && code !== 127
+    })
+    .join('')
+
+  const cleaned = withoutControlChars
+    .replace(/[<>:"/\\|?*]+/g, ' ')
+    .replace(/\s+/g, ' ')
+    .trim()
+    .replace(/[. ]+$/g, '')
+
+  return (cleaned || 'documento').slice(0, 150)
+}

src/routes/planes/$planId/asignaturas/$asignaturaId/route.tsx

@@ -166,30 +166,20 @@ function AsignaturaLayout() {
                   onSave={(val) => handleUpdateHeader('nombre', val)}
                 />
               </h1>
+              {
+                // console.log(headerData),
 
+                console.log(asignaturaApi.planes_estudio?.nombre)
+              }
               <div className="flex flex-wrap gap-4 text-sm text-blue-200">
                 <span className="flex items-center gap-1">
                   <GraduationCap className="h-4 w-4 shrink-0" />
+                  Pertenece al plan:{' '}
                   <span className="text-blue-100">
-                    {(asignaturaApi.planes_estudio?.datos as DatosPlan)
-                      .nombre || ''}
-                  </span>
-                </span>
-
-                <span className="flex items-center gap-1">
-                  <span className="text-blue-100">
-                    {(asignaturaApi.planes_estudio?.datos as DatosPlan)
-                      .nombre ?? ''}
+                    {(asignaturaApi.planes_estudio as DatosPlan).nombre || ''}
                   </span>
                 </span>
               </div>
-
-              <p className="text-sm text-blue-300">
-                Pertenece al plan:{' '}
-                <span className="cursor-pointer underline">
-                  {asignaturaApi.planes_estudio?.nombre}
-                </span>
-              </p>
             </div>
 
             <div className="flex flex-col items-end gap-2 text-right">
@@ -225,9 +215,14 @@ function AsignaturaLayout() {
 
       {/* TABS */}
 
-      <nav className="border-b bg-white">
+      <nav className="sticky top-0 z-20 border-b bg-white">
         <div className="mx-auto max-w-7xl px-6">
-          <div className="flex justify-center gap-8">
+          {/* CAMBIOS CLAVE:
+        1. overflow-x-auto: Permite scroll horizontal.
+        2. scrollbar-hide: (Opcional) para que no se vea la barra fea.
+        3. justify-start md:justify-center: Alineado a la izquierda en móvil para que el scroll funcione, centrado en desktop.
+    */}
+          <div className="no-scrollbar flex items-center justify-start gap-8 overflow-x-auto whitespace-nowrap md:justify-center">
             {[
               { label: 'Datos', to: '' },
               { label: 'Contenido', to: 'contenido' },
@@ -251,7 +246,7 @@ function AsignaturaLayout() {
                   }
                   from="/planes/$planId/asignaturas/$asignaturaId"
                   params={{ planId, asignaturaId }}
-                  className={`border-b-2 py-3 text-sm font-medium ${
+                  className={`shrink-0 border-b-2 py-4 text-sm font-medium transition-colors ${
                     isActive
                       ? 'border-blue-600 text-blue-600'
                       : 'border-transparent text-slate-500 hover:border-slate-300 hover:text-slate-700'

src/styles.css

@@ -4,18 +4,145 @@
 
 @custom-variant dark (&:is(.dark *));
 
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-Light.otf') format('opentype');
+  font-weight: 300;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-LightItalic.otf')
+    format('opentype');
+  font-weight: 300;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-Regular.otf') format('opentype');
+  font-weight: 400;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-RegularItalic.otf')
+    format('opentype');
+  font-weight: 400;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-Bold.otf') format('opentype');
+  font-weight: 700;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-BoldItalic.otf') format('opentype');
+  font-weight: 700;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-Black.otf') format('opentype');
+  font-weight: 900;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Sans';
+  src: url('/fonts/indivisa/IndivisaTextSans-BlackItalic.otf')
+    format('opentype');
+  font-weight: 900;
+  font-style: italic;
+}
+
+/* Serif */
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-Light.otf') format('opentype');
+  font-weight: 300;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-LightItalic.otf')
+    format('opentype');
+  font-weight: 300;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-Regular.otf') format('opentype');
+  font-weight: 400;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-RegularItalic.otf')
+    format('opentype');
+  font-weight: 400;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-Bold.otf') format('opentype');
+  font-weight: 700;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-BoldItalic.otf')
+    format('opentype');
+  font-weight: 700;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-Black.otf') format('opentype');
+  font-weight: 900;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Indivisa Serif';
+  src: url('/fonts/indivisa/IndivisaTextSerif-BlackItalic.otf')
+    format('opentype');
+  font-weight: 900;
+  font-style: italic;
+}
+
 body {
   @apply m-0;
-  font-family:
-    -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu',
-    'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
+  font-family: var(--font-sans);
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
 }
 
 code {
-  font-family:
-    source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace;
+  font-family: var(--font-mono);
+}
+
+strong,
+b,
+.font-bold {
+  font-family: 'Indivisa Sans', serif;
+  font-weight: 900;
+  /* Inter letter space */
+  letter-spacing: -0.025em;
 }
 
 :root {
@@ -51,9 +178,9 @@ code {
   --sidebar-accent-foreground: oklch(0.6304 0.2472 28.2698);
   --sidebar-border: oklch(0.9401 0 0);
   --sidebar-ring: oklch(0 0 0);
-  --font-sans: Plus Jakarta Sans, sans-serif;
-  --font-serif: Lora, serif;
-  --font-mono: IBM Plex Mono, monospace;
+  --font-sans: 'Indivisa Sans', sans-serif;
+  --font-serif: 'Indivisa Serif', serif;
+  --font-mono: 'Indivisa Sans', monospace;
   --radius: 1.4rem;
   --shadow-x: 0px;
   --shadow-y: 2px;
@@ -101,7 +228,7 @@ code {
   --chart-1: oklch(0.6686 0.1794 251.7436);
   --chart-2: oklch(0.6342 0.2516 22.4415);
   --chart-3: oklch(0.8718 0.1716 90.9505);
-  --chart-4: oklch(0.4503 0.229 263.0881);
+  --chart-4: oklch(11.492% 0.00001 271.152);
   --chart-5: oklch(0.8322 0.146 185.9404);
   --sidebar: oklch(0.1564 0.0688 261.2771);
   --sidebar-foreground: oklch(0.9551 0 0);
@@ -111,9 +238,9 @@ code {
   --sidebar-accent-foreground: oklch(0.6786 0.2095 24.6583);
   --sidebar-border: oklch(0.3289 0.0092 268.3843);
   --sidebar-ring: oklch(0.6048 0.2166 257.2136);
-  --font-sans: Plus Jakarta Sans, sans-serif;
-  --font-serif: Lora, serif;
-  --font-mono: IBM Plex Mono, monospace;
+  --font-sans: 'Indivisa Sans', sans-serif;
+  --font-serif: 'Indivisa Serif', serif;
+  --font-mono: 'Indivisa Sans', monospace;
   --radius: 1.4rem;
   --shadow-x: 0px;
   --shadow-y: 2px;

src/types/plan.ts

@@ -50,7 +50,7 @@ export interface Asignatura {
   orden?: number
   hd: number // <--- Añadir
   hi: number // <--- Añadir
-  prerrequisitos: Array<string>
+  prerrequisito_asignatura_id: string | null
 }
 
 export interface Plan {

src/types/supabase.ts

@@ -154,6 +154,8 @@ export type Database = {
           numero_ciclo: number | null
           orden_celda: number | null
           plan_estudio_id: string
+          prerrequisito_asignatura_id: string | null
+          search_vector: unknown
           tipo: Database['public']['Enums']['tipo_asignatura']
           tipo_origen: Database['public']['Enums']['tipo_origen'] | null
         }
@@ -179,6 +181,8 @@ export type Database = {
           numero_ciclo?: number | null
           orden_celda?: number | null
           plan_estudio_id: string
+          prerrequisito_asignatura_id?: string | null
+          search_vector?: unknown
           tipo?: Database['public']['Enums']['tipo_asignatura']
           tipo_origen?: Database['public']['Enums']['tipo_origen'] | null
         }
@@ -204,6 +208,8 @@ export type Database = {
           numero_ciclo?: number | null
           orden_celda?: number | null
           plan_estudio_id?: string
+          prerrequisito_asignatura_id?: string | null
+          search_vector?: unknown
           tipo?: Database['public']['Enums']['tipo_asignatura']
           tipo_origen?: Database['public']['Enums']['tipo_origen'] | null
         }
@@ -257,6 +263,20 @@ export type Database = {
             referencedRelation: 'plantilla_plan'
             referencedColumns: ['plan_estudio_id']
           },
+          {
+            foreignKeyName: 'asignaturas_prerrequisito_asignatura_id_fkey'
+            columns: ['prerrequisito_asignatura_id']
+            isOneToOne: false
+            referencedRelation: 'asignaturas'
+            referencedColumns: ['id']
+          },
+          {
+            foreignKeyName: 'asignaturas_prerrequisito_asignatura_id_fkey'
+            columns: ['prerrequisito_asignatura_id']
+            isOneToOne: false
+            referencedRelation: 'plantilla_asignatura'
+            referencedColumns: ['asignatura_id']
+          },
         ]
       }
       bibliografia_asignatura: {
@@ -1376,6 +1396,36 @@ export type Database = {
         Args: { p_append: Json; p_id: string }
         Returns: undefined
       }
+      build_asignaturas_prefix_tsquery: {
+        Args: { p_search: string }
+        Returns: unknown
+      }
+      recalcular_vectores_asignaturas: { Args: never; Returns: undefined }
+      search_asignaturas: {
+        Args: {
+          p_carrera_id?: string
+          p_facultad_id?: string
+          p_limit?: number
+          p_offset?: number
+          p_plan_estudio_id?: string
+          p_search?: string
+        }
+        Returns: Array<{
+          codigo: string
+          contenido_tematico: Json
+          creditos: number
+          datos: Json
+          estado: Database['public']['Enums']['estado_asignatura']
+          id: string
+          nombre: string
+          numero_ciclo: number
+          plan_estudio_id: string
+          rank: number
+          tipo: Database['public']['Enums']['tipo_asignatura']
+          total_count: number
+        }>
+      }
+      suma_porcentajes: { Args: { '': Json }; Returns: number }
       unaccent: { Args: { '': string }; Returns: string }
       unaccent_immutable: { Args: { '': string }; Returns: string }
     }

staticwebapp.config.json

@@ -0,0 +1,14 @@
+{
+  "navigationFallback": {
+    "rewrite": "/index.html",
+    "exclude": [
+      "/assets/*",
+      "/*.css",
+      "/*.js",
+      "/*.ico",
+      "/*.png",
+      "/*.jpg",
+      "/*.svg"
+    ]
+  }
+}