diff --git a/src/lib/components/blocks/StellingnahmeGeneratorBlock.svelte b/src/lib/components/blocks/StellingnahmeGeneratorBlock.svelte
index 1b25462..be90139 100644
--- a/src/lib/components/blocks/StellingnahmeGeneratorBlock.svelte
+++ b/src/lib/components/blocks/StellingnahmeGeneratorBlock.svelte
@@ -87,6 +87,25 @@
     return Array.from(map.values());
   });
 
+  // Quick-filter for allgemeine arguments (matches title / text / bulletPoints)
+  let argFilter = $state("");
+  const filteredGruppen = $derived.by((): Group[] => {
+    const q = argFilter.trim().toLowerCase();
+    if (!q) return allgemeineGruppen;
+    return allgemeineGruppen
+      .map((g) => ({
+        ...g,
+        items: g.items.filter((f) => {
+          const hay = [f.title, f.text, ...(f.bulletPoints ?? [])]
+            .filter(Boolean)
+            .join(" ")
+            .toLowerCase();
+          return hay.includes(q);
+        }),
+      }))
+      .filter((g) => g.items.length > 0);
+  });
+
   // ── localStorage ────────────────────────────────────────────────────────────
   const storageKey = `stellungnahme:${block._slug ?? block.id ?? "default"}`;
   const historyKey = `${storageKey}:history`;
@@ -146,6 +165,12 @@
     argNotes = { ...argNotes, [slug]: value };
   }
 
+  const gebietsBez = $derived(
+    windArea
+      ? `${windArea.gebiets_nr}${windArea.bezeichnung ? " – " + windArea.bezeichnung : ""}`
+      : "",
+  );
+
   // Editable opening/closing — null = use reactive default
   const defaultOpening = $derived(
     block.defaultOpeningText
@@ -218,18 +243,14 @@ Regionale Planungsstelle
 Karl-Liebknecht-Straße 4
 98527 Suhl`;
 
-  const gebietsBez = $derived(
-    windArea
-      ? `${windArea.gebiets_nr}${windArea.bezeichnung ? " – " + windArea.bezeichnung : ""}`
-      : "",
-  );
-
   const mailtoLink = $derived.by(() => {
     if (!outputText) return "";
     const subject = `Einwendung Regionalplan Südwestthüringen – Vorranggebiet ${gebietsBez}`;
     const to = block.recipientEmail ?? "";
     return `mailto:${to}?subject=${encodeURIComponent(subject)}&body=${encodeURIComponent(outputText)}`;
   });
+  // mailto-URLs >~2000 Zeichen werden von manchen Clients (Outlook/Windows) abgeschnitten
+  const mailTooLong = $derived(mailtoLink.length > 1900);
 
   function buildText(): string {
     const heute = new Date().toLocaleDateString("de-DE", { day: "2-digit", month: "2-digit", year: "numeric" });
@@ -299,6 +320,9 @@ ${"=".repeat(64)}`;
   }
 
   function resetAll() {
+    if (typeof window !== "undefined" && !window.confirm("Alle Eingaben und ausgewählten Argumente löschen und neu beginnen?")) {
+      return;
+    }
     selectedSlugs = new Set();
     expandedItems = new Set();
     expandedGroups = new Set();
@@ -470,6 +494,11 @@ ${"=".repeat(64)}`;
         {/if}
       </span>
     </div>
+  {:else if deadlineDays !== null && deadlineDays < 0}
+    <div class="mb-4 flex items-center gap-3 rounded-lg border border-stein-300 bg-stein-100 px-4 py-3 text-sm font-medium text-stein-600">
+      <Icon icon="mdi:clock-remove-outline" class="size-5 shrink-0" />
+      <span>Einwendungsfrist abgelaufen ({deadlineFormatted}). Eine Einreichung ist möglicherweise nicht mehr möglich.</span>
+    </div>
   {/if}
 
   <!-- Privacy notice -->
@@ -575,13 +604,19 @@ ${"=".repeat(64)}`;
             {/if}
           </dl>
           {#if windArea.notizen}
-            <div class="mt-4 border-t border-wald-200 pt-3 text-sm text-stein-700">{@html md(windArea.notizen)}</div>
+            <details class="mt-4 border-t border-wald-200 pt-3">
+              <summary class="flex cursor-pointer items-center gap-1 text-sm font-medium text-wald-700 list-none">
+                <Icon icon="mdi:chevron-down" class="det-chevron size-4" />
+                Steckbrief des Gebiets
+              </summary>
+              <div class="prose prose-sm prose-stein mt-2 max-h-72 max-w-none overflow-y-auto rounded-lg bg-white/60 p-3 text-sm text-stein-700">{@html md(windArea.notizen.replace(/\n/g, "  \n"))}</div>
+            </details>
           {/if}
         </div>
 
         <!-- Mini-map -->
         {#if browser && MapComponent && mapReady && mapAreaData.length > 0}
-          <div class="relative mb-6 overflow-hidden rounded-xl border border-stein-200 shadow-sm" style="height:320px">
+          <div class="relative mb-6 h-56 overflow-hidden rounded-xl border border-stein-200 shadow-sm sm:h-80">
             {#await MapComponent then Map}
               <Map
                 areas={mapAreaData}
@@ -626,7 +661,7 @@ ${"=".repeat(64)}`;
       </p>
       <div class="flex flex-wrap items-center gap-3">
         <button
-          class="rounded-lg bg-wald-700 px-6 py-2.5 font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
+          class="rounded-lg bg-wald-700 px-5 py-2.5 text-sm font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
           disabled={!windArea}
           onclick={() => goTo(1)}
         >Weiter zu den Argumenten →</button>
@@ -651,6 +686,7 @@ ${"=".repeat(64)}`;
             <div class="rounded-lg border transition-colors {selectedSlugs.has(k._slug) ? 'border-wald-400 bg-wald-50' : 'border-stein-200 bg-white'}">
               <div class="flex items-start gap-3 p-3">
                 <input
+                  id="chk-ort-{k._slug}"
                   type="checkbox"
                   class="mt-0.5 h-4 w-4 shrink-0 rounded accent-wald-700"
                   checked={selectedSlugs.has(k._slug)}
@@ -658,7 +694,7 @@ ${"=".repeat(64)}`;
                 />
                 <div class="min-w-0 flex-1">
                   <div class="flex items-center justify-between gap-2">
-                    <span class="cursor-pointer font-medium text-stein-800" onclick={() => toggleSlug(k._slug)}>{k.title ?? k._slug.replace(/_/g, " ")}</span>
+                    <label for="chk-ort-{k._slug}" class="cursor-pointer font-medium text-stein-800">{k.title ?? k._slug.replace(/_/g, " ")}</label>
                     {#if k.text}
                       <button
                         class="shrink-0 text-wald-500 hover:text-wald-800"
@@ -694,7 +730,7 @@ ${"=".repeat(64)}`;
 
       <div class="flex items-center gap-3">
         <button class="rounded-lg border border-stein-300 px-4 py-2 text-sm text-stein-600 hover:bg-stein-50" onclick={() => goTo(0)}>← Zurück</button>
-        <button class="rounded-lg bg-wald-700 px-6 py-2.5 font-semibold text-white transition hover:bg-wald-800" onclick={() => goTo(2)}>
+        <button class="rounded-lg bg-wald-700 px-5 py-2.5 text-sm font-semibold text-white transition hover:bg-wald-800" onclick={() => goTo(2)}>
           Weiter{ortskonkreteSelectedCount > 0 ? ` (${ortskonkreteSelectedCount} gewählt)` : ""} →
         </button>
       </div>
@@ -716,11 +752,24 @@ ${"=".repeat(64)}`;
       {/if}
 
       {#if allgemeineGruppen.length > 0}
+        <div class="relative mb-3">
+          <Icon icon="mdi:magnify" class="pointer-events-none absolute left-3 top-1/2 size-4 -translate-y-1/2 text-stein-400" />
+          <input
+            type="search"
+            class="w-full rounded-lg border border-stein-300 py-2 pl-9 pr-3 text-sm text-stein-800 focus:border-wald-500 focus:outline-none focus:ring-2 focus:ring-wald-200"
+            placeholder="Argumente durchsuchen …"
+            bind:value={argFilter}
+            aria-label="Argumente durchsuchen"
+          />
+        </div>
+        {#if filteredGruppen.length === 0}
+          <p class="mb-6 rounded-lg border border-stein-200 bg-stein-50 px-4 py-3 text-sm text-stein-500">Keine Argumente passen zu „{argFilter}".</p>
+        {/if}
         <div class="mb-6 space-y-2">
-          {#each allgemeineGruppen as group}
+          {#each filteredGruppen as group}
             {@const groupSelectedCount = group.items.filter((f) => selectedSlugs.has(f._slug)).length}
             {@const allSelected = groupSelectedCount === group.items.length}
-            {@const isExpanded = expandedGroups.has(group.slug)}
+            {@const isExpanded = expandedGroups.has(group.slug) || argFilter.trim() !== ""}
             <div class="rounded-lg border {groupSelectedCount > 0 ? 'border-stein-400' : 'border-stein-200'} overflow-hidden">
               <!-- Group header -->
               <div class="flex items-center gap-2 bg-stein-50 px-3 py-2.5">
@@ -752,6 +801,7 @@ ${"=".repeat(64)}`;
                     <div class="transition-colors {selectedSlugs.has(f._slug) ? 'bg-wald-50' : 'bg-white'}">
                       <div class="flex items-start gap-3 px-3 py-2.5">
                         <input
+                          id="chk-allg-{f._slug}"
                           type="checkbox"
                           class="mt-0.5 h-4 w-4 shrink-0 rounded accent-wald-700"
                           checked={selectedSlugs.has(f._slug)}
@@ -759,7 +809,7 @@ ${"=".repeat(64)}`;
                         />
                         <div class="min-w-0 flex-1">
                           <div class="flex items-center justify-between gap-2">
-                            <span class="cursor-pointer text-sm font-medium text-stein-800" onclick={() => toggleSlug(f._slug)}>{f.title ?? f._slug.replace(/_/g, " ")}</span>
+                            <label for="chk-allg-{f._slug}" class="cursor-pointer text-sm font-medium text-stein-800">{f.title ?? f._slug.replace(/_/g, " ")}</label>
                             {#if f.text}
                               <button
                                 class="shrink-0 text-wald-500 hover:text-wald-800"
@@ -800,7 +850,7 @@ ${"=".repeat(64)}`;
       <div class="flex items-center gap-3">
         <button class="rounded-lg border border-stein-300 px-4 py-2 text-sm text-stein-600 hover:bg-stein-50" onclick={() => goTo(1)}>← Zurück</button>
         <button
-          class="rounded-lg bg-wald-700 px-6 py-2.5 font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
+          class="rounded-lg bg-wald-700 px-5 py-2.5 text-sm font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
           disabled={selectedFragments.length === 0}
           onclick={() => goTo(3)}
         >
@@ -830,7 +880,7 @@ ${"=".repeat(64)}`;
       <p class="mt-1 text-xs text-stein-400">Bleibt auf Ihrem Gerät. Wird nicht übertragen.</p>
       <div class="mt-5 flex items-center gap-3">
         <button class="rounded-lg border border-stein-300 px-4 py-2 text-sm text-stein-600 hover:bg-stein-50" onclick={() => goTo(2)}>← Zurück</button>
-        <button class="rounded-lg bg-wald-700 px-6 py-2.5 font-semibold text-white transition hover:bg-wald-800" onclick={() => goTo(4)}>Weiter →</button>
+        <button class="rounded-lg bg-wald-700 px-5 py-2.5 text-sm font-semibold text-white transition hover:bg-wald-800" onclick={() => goTo(4)}>Weiter →</button>
       </div>
     </div>
 
@@ -865,7 +915,7 @@ ${"=".repeat(64)}`;
         <details class="rounded-lg border border-stein-200 overflow-hidden">
           <summary class="flex cursor-pointer items-center justify-between bg-stein-50 px-4 py-2.5 text-sm font-medium text-stein-700 hover:bg-stein-100 list-none">
             <span>Einleitung anpassen</span>
-            <Icon icon="mdi:chevron-down" class="size-4 text-stein-400" />
+            <Icon icon="mdi:chevron-down" class="det-chevron size-4 text-stein-400" />
           </summary>
           <div class="border-t border-stein-100 px-4 py-3">
             <textarea
@@ -882,7 +932,7 @@ ${"=".repeat(64)}`;
         <details class="rounded-lg border border-stein-200 overflow-hidden">
           <summary class="flex cursor-pointer items-center justify-between bg-stein-50 px-4 py-2.5 text-sm font-medium text-stein-700 hover:bg-stein-100 list-none">
             <span>Abschluss anpassen</span>
-            <Icon icon="mdi:chevron-down" class="size-4 text-stein-400" />
+            <Icon icon="mdi:chevron-down" class="det-chevron size-4 text-stein-400" />
           </summary>
           <div class="border-t border-stein-100 px-4 py-3">
             <textarea
@@ -901,7 +951,7 @@ ${"=".repeat(64)}`;
       <div class="mb-2 flex gap-3">
         <button class="rounded-lg border border-stein-300 px-4 py-2 text-sm text-stein-600 hover:bg-stein-50" onclick={() => goTo(3)}>← Zurück</button>
         <button
-          class="btn-wiggle rounded-lg bg-wald-700 px-6 py-2.5 font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
+          class="btn-wiggle rounded-lg bg-wald-700 px-5 py-2.5 text-sm font-semibold text-white transition hover:bg-wald-800 disabled:opacity-40"
           disabled={!absenderName.trim()}
           onclick={generateOutput}
         >Text erstellen</button>
@@ -913,19 +963,22 @@ ${"=".repeat(64)}`;
       {/if}
 
       {#if showOutput}
-        <div class="rounded-xl border border-wald-300 bg-white shadow-sm">
+        <div class="rounded-xl border border-wald-300 bg-white shadow-sm" role="region" aria-live="polite" aria-label="Generierte Einwendung">
           <div class="flex flex-col gap-2 border-b border-wald-200 px-4 py-3 sm:flex-row sm:items-center sm:justify-between">
             <span class="text-sm font-semibold text-wald-800">Ihre Einwendung</span>
             <div class="flex flex-wrap gap-2">
               <button class="rounded-md border border-stein-300 px-2.5 py-1 text-[11px] font-medium text-stein-700 hover:bg-stein-50" onclick={copyText}>{copyFeedback || "Kopieren"}</button>
               <button class="rounded-md border border-stein-300 px-2.5 py-1 text-[11px] font-medium text-stein-700 hover:bg-stein-50" onclick={downloadText}>Herunterladen</button>
               <button class="rounded-md border border-stein-300 px-2.5 py-1 text-[11px] font-medium text-stein-700 hover:bg-stein-50" onclick={printText}>Drucken</button>
-              {#if mailtoLink}
+              {#if mailtoLink && !mailTooLong}
                 <a href={mailtoLink} class="rounded-md border border-wald-400 bg-wald-50 px-2.5 py-1 text-[11px] font-medium text-wald-700 no-underline hover:bg-wald-100">{block.recipientEmail ? "Per E-Mail senden" : "Per E-Mail (an mich)"}</a>
               {/if}
             </div>
           </div>
           <div class="overflow-x-auto whitespace-pre-wrap break-words px-5 py-4 font-sans text-sm leading-relaxed text-stein-800">{outputText}</div>
+          {#if mailTooLong}
+            <div class="border-t border-stein-100 px-5 py-2 text-xs text-stein-500">Für E-Mail zu lang — bitte <strong>Kopieren</strong> und in die Mail einfügen.</div>
+          {/if}
         </div>
         <div class="mt-4 rounded-lg border border-himmel-200 bg-himmel-50 px-4 py-3 text-sm text-himmel-800">
           <strong>Hinweis:</strong> Bitte passen Sie den Text vor dem Einreichen individuell an.
@@ -984,4 +1037,10 @@ ${"=".repeat(64)}`;
   .btn-wiggle:hover {
     animation: none;
   }
+  :global(.det-chevron) {
+    transition: transform 0.2s ease;
+  }
+  details[open] :global(.det-chevron) {
+    transform: rotate(180deg);
+  }
 </style>
diff --git a/src/lib/iconify-mdi-subset.generated.json b/src/lib/iconify-mdi-subset.generated.json
index f662a22..ad7c855 100644
--- a/src/lib/iconify-mdi-subset.generated.json
+++ b/src/lib/iconify-mdi-subset.generated.json
@@ -114,6 +114,12 @@
     "content-copy": {
       "body": "<path fill=\"currentColor\" d=\"M19 21H8V7h11m0-2H8a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h11a2 2 0 0 0 2-2V7a2 2 0 0 0-2-2m-3-4H4a2 2 0 0 0-2 2v14h2V3h12z\"/>"
     },
+    "clock-alert-outline": {
+      "body": "<path fill=\"currentColor\" d=\"M11 7v6l5.2 3.1l.8-1.2l-4.5-2.7V7zm9 5v6h2v-6zm0 8v2h2v-2zm-2 0c-1.7 1.3-3.7 2-6 2c-5.5 0-10-4.5-10-10S6.5 2 12 2c4.8 0 8.9 3.4 9.8 8h-2.1c-.9-3.4-4-6-7.7-6c-4.4 0-8 3.6-8 8s3.6 8 8 8c2.4 0 4.5-1.1 6-2.7z\"/>"
+    },
+    "content-save-outline": {
+      "body": "<path fill=\"currentColor\" d=\"M17 3H5a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14c1.1 0 2-.9 2-2V7zm2 16H5V5h11.17L19 7.83zm-7-7c-1.66 0-3 1.34-3 3s1.34 3 3 3s3-1.34 3-3s-1.34-3-3-3M6 6h9v4H6z\"/>"
+    },
     "transmission-tower": {
       "body": "<path fill=\"currentColor\" d=\"m8.28 5.45l-1.78-.9L7.76 2h8.47l1.27 2.55l-1.78.89L15 4H9zM18.62 8h-4.53l-.79-3h-2.6l-.79 3H5.38L4.1 10.55l1.79.89l.73-1.44h10.76l.72 1.45l1.79-.89zm-.85 14H15.7l-.24-.9L12 15.9l-3.47 5.2l-.23.9H6.23l2.89-11h2.07l-.36 1.35L12 14.1l1.16-1.75l-.35-1.35h2.07zm-6.37-7l-.9-1.35l-1.18 4.48zm3.28 3.12l-1.18-4.48l-.9 1.36z\"/>"
     },