feat: tag display with mandatory indicators and improve tag color structure

frontend/src/components/ItemRow.tsx

@@ -95,12 +95,11 @@ export default function ItemRow({
         <span
           key={tag.id}
           className={
-            tag.mandatory
+            `${getTagColor(tag.id).bg} text-sm rounded px-1 py-0.5 flex items-center font-medium`
-              ? "border-2 border-yellow-400 text-sm rounded px-1 py-0.5 flex items-center"
-              : `${getTagColor(tag.id)} text-sm rounded px-1 py-0.5 flex items-center`
           }
         >
           #{tag.name}
+          {tag.mandatory && <span className="text-red-500 font-bold ml-0.5">!</span>}
           {hover && (
             <button
               onClick={() => onDeleteTag(item.id, tag.id)}
@@ -113,7 +112,7 @@ export default function ItemRow({
       ))}
 
       {tripName && (
-        <span className="ml-2 px-2 py-0.5 rounded bg-yellow-100 text-yellow-800 text-xs font-semibold">
+        <span className="ml-2 px-2 py-0.5 rounded bg-gray-100 text-gray-800 text-sm font-semibold">
           {tripName}
         </span>
       )}

frontend/src/pages/ItemsPage.tsx

@@ -180,15 +180,14 @@ export default function ItemsPage() {
             <span
               key={tag.id}
               className={
-                tag.mandatory
+                `${getTagColor(tag.id).bg} text-sm rounded px-1 py-0.5 flex items-center cursor-pointer font-medium` +
-                  ? "border-2 border-yellow-400 text-sm rounded px-1 py-0.5 flex items-center cursor-pointer"
+                (newItemTags.includes(tag.id) ? " ring-2 ring-blue-400 font-bold" : "")
-                  : `${getTagColor(tag.id)} text-sm rounded px-1 py-0.5 flex items-center cursor-pointer`
-                + (newItemTags.includes(tag.id) ? " ring-2 ring-blue-400 font-bold" : "")
               }
               onClick={() => toggleNewItemTag(tag.id)}
               title={tag.mandatory ? "Pflicht-Tag (mandatory)" : ""}
             >
               #{tag.name}
+              {tag.mandatory && <span className="text-red-500 font-bold ml-0.5">!</span>}
             </span>
           ))}
           {/* Hinweis, falls Trip gewählt */}

frontend/src/pages/TagsPage.tsx

@@ -1,6 +1,7 @@
 import React, { useEffect, useState } from "react";
 import { getTags } from "../api";
 import type { Tag } from "../api";
+import { getTagColor } from "../utils/tagColors";
 
 const API_BASE = "http://localhost:8000";
 
@@ -13,7 +14,9 @@ export default function TagsPage() {
   const [newMandatory, setNewMandatory] = useState(false);
 
   async function loadTags() {
-    setTags(await getTags());
+    const loaded = await getTags();
+    // Alphabetisch sortieren
+    setTags(loaded.sort((a, b) => a.name.localeCompare(b.name)));
   }
 
   useEffect(() => {
@@ -74,74 +77,71 @@ export default function TagsPage() {
           Hinzufügen
         </button>
       </form>
-      <ul>
+      <ul className="flex flex-wrap gap-4">
         {tags.map(tag =>
           editingId === tag.id ? (
-            <li key={tag.id} className="flex gap-2 items-center mb-2">
+            <li
+              key={tag.id}
+              className="flex flex-col items-start p-4 mb-2 bg-white border-2 border-blue-300 rounded-xl shadow"
+              style={{ minWidth: "220px", maxWidth: "320px" }}
+            >
               <input
-                className="border rounded px-2 py-1 flex-1"
+                className="border rounded px-3 py-2 w-full text-lg font-semibold mb-2"
                 value={editName}
                 onChange={e => setEditName(e.target.value)}
               />
-              <label className="flex items-center gap-1 text-sm">
+              <label className="flex items-center gap-2 text-base mb-4">
                 <input
                   type="checkbox"
                   checked={editMandatory}
                   onChange={e => setEditMandatory(e.target.checked)}
                 />
-                mandatory
+                <span className="font-semibold">mandatory</span>
               </label>
-              <button
+              <div className="flex gap-2 w-full justify-end">
-                className="bg-blue-500 text-white px-2 py-1 rounded"
+                <button
-                onClick={() => handleSave(tag.id)}
+                  className="bg-blue-500 text-white px-3 py-1 rounded"
-                type="button"
+                  onClick={() => handleSave(tag.id)}
-              >
+                  type="button"
-                Speichern
+                >
-              </button>
+                  Speichern
-              <button
+                </button>
-                className="bg-gray-300 px-2 py-1 rounded"
+                <button
-                onClick={() => setEditingId(null)}
+                  className="bg-red-500 text-white px-3 py-1 rounded"
-                type="button"
+                  onClick={() => handleDelete(tag.id)}
-              >
+                  type="button"
-                Abbrechen
+                >
-              </button>
+                  Löschen
+                </button>
+                <button
+                  className="bg-gray-300 px-3 py-1 rounded"
+                  onClick={() => setEditingId(null)}
+                  type="button"
+                >
+                  Abbrechen
+                </button>
+              </div>
             </li>
           ) : (
             <li
               key={tag.id}
-              className="flex gap-2 items-center mb-2 group"
+              className="flex items-center group"
+              style={{ marginBottom: "0.5rem" }}
             >
               <span
                 className={
-                  "px-2 py-0.5 rounded text-sm " +
+                  `${getTagColor(tag.id).bg} px-4 py-2 rounded-xl text-lg cursor-pointer font-semibold`
-                  (tag.mandatory
-                    ? "border-2 border-yellow-400 bg-yellow-50 font-bold"
-                    : "bg-gray-100")
                 }
-              >
-                #{tag.name}
-                {tag.mandatory && (
-                  <span className="ml-1 text-yellow-500 font-bold">*</span>
-                )}
-              </span>
-              <button
-                className="text-xs text-blue-500 underline"
                 onClick={() => {
                   setEditingId(tag.id);
                   setEditName(tag.name);
                   setEditMandatory(tag.mandatory);
                 }}
-                type="button"
+                title="Bearbeiten"
               >
-                Bearbeiten
+                #{tag.name}
-              </button>
+                {tag.mandatory && <span className="text-red-500 font-bold ml-1">!</span>}
-              <button
+              </span>
-                className="text-xs text-red-500 underline opacity-0 group-hover:opacity-100"
-                onClick={() => handleDelete(tag.id)}
-                type="button"
-              >
-                Löschen
-              </button>
             </li>
           )
         )}

frontend/src/utils/tagColors.ts

@@ -1,23 +1,23 @@
 export const TAG_COLORS = [
-  "bg-blue-200 text-blue-900",
+  { bg: "bg-blue-200 text-blue-900", border: "border-blue-700" },
-  "bg-green-200 text-green-900",
+  { bg: "bg-green-200 text-green-900", border: "border-green-700" },
-  "bg-yellow-200 text-yellow-900",
+  { bg: "bg-yellow-200 text-yellow-900", border: "border-yellow-700" },
-  "bg-pink-200 text-pink-900",
+  { bg: "bg-pink-200 text-pink-900", border: "border-pink-700" },
-  "bg-purple-200 text-purple-900",
+  { bg: "bg-purple-200 text-purple-900", border: "border-purple-700" },
-  "bg-orange-200 text-orange-900",
+  { bg: "bg-orange-200 text-orange-900", border: "border-orange-700" },
-  "bg-teal-200 text-teal-900",
+  { bg: "bg-teal-200 text-teal-900", border: "border-teal-700" },
-  "bg-red-200 text-red-900",
+  { bg: "bg-red-200 text-red-900", border: "border-red-700" },
-  "bg-indigo-200 text-indigo-900",
+  { bg: "bg-indigo-200 text-indigo-900", border: "border-indigo-700" },
-  "bg-lime-200 text-lime-900",
+  { bg: "bg-lime-200 text-lime-900", border: "border-lime-700" },
-  "bg-cyan-200 text-cyan-900",
+  { bg: "bg-cyan-200 text-cyan-900", border: "border-cyan-700" },
-  "bg-amber-200 text-amber-900",
+  { bg: "bg-amber-200 text-amber-900", border: "border-amber-700" },
-  "bg-fuchsia-200 text-fuchsia-900",
+  { bg: "bg-fuchsia-200 text-fuchsia-900", border: "border-fuchsia-700" },
-  "bg-rose-200 text-rose-900",
+  { bg: "bg-rose-200 text-rose-900", border: "border-rose-700" },
-  "bg-emerald-200 text-emerald-900",
+  { bg: "bg-emerald-200 text-emerald-900", border: "border-emerald-700" },
-  "bg-violet-200 text-violet-900",
+  { bg: "bg-violet-200 text-violet-900", border: "border-violet-700" },
-  "bg-sky-200 text-sky-900",
+  { bg: "bg-sky-200 text-sky-900", border: "border-sky-700" },
-  "bg-orange-100 text-orange-800",
+  { bg: "bg-orange-100 text-orange-800", border: "border-orange-700" },
-  "bg-green-100 text-green-800",
+  { bg: "bg-green-100 text-green-800", border: "border-green-700" },
 ];
 
 export function getTagColor(tagId: string) {