update

frontend/src/components/TopicDetail.vue

@@ -0,0 +1,76 @@
+<script setup>
+import { pdfUrl, htmlUrl } from '../api.js'
+
+defineProps({
+  previewGuide: { type: Object, default: null },
+})
+</script>
+
+<template>
+  <div class="detail">
+    <div class="preview" v-if="previewGuide">
+      <object :data="pdfUrl(previewGuide.id)" type="application/pdf" class="preview-frame">
+        <p>PDF kann nicht angezeigt werden. <a :href="pdfUrl(previewGuide.id)" target="_blank">Direkt öffnen</a></p>
+      </object>
+    </div>
+
+    <div class="empty-preview" v-else>
+      <p>Guide-Format anklicken um zu generieren oder Vorschau zu öffnen.</p>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.detail {
+  flex: 1;
+  height: 100vh;
+}
+
+.preview {
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+}
+
+.preview-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 0.4rem 1rem;
+  background: #f8f9fb;
+  border-bottom: 1px solid #e2e5e9;
+  font-size: 0.85rem;
+  font-weight: 600;
+  color: #5a6470;
+  flex-shrink: 0;
+}
+
+.preview-actions {
+  display: flex;
+  gap: 0.75rem;
+}
+
+.preview-link {
+  color: #6366f1;
+  text-decoration: none;
+  font-size: 0.8rem;
+}
+
+.preview-link:hover {
+  text-decoration: underline;
+}
+
+.preview-frame {
+  width: 100%;
+  flex: 1;
+  border: none;
+}
+
+.empty-preview {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 100%;
+  color: #5a6470;
+}
+</style>