feat(board): inline delete confirmation + a11y polish

Replace window.confirm with an inline Delete? / Cancel / Confirm flow on
post cards. Add focus-visible outlines, initials in avatar placeholders,
and promote post/form titles from h3 to h2 for heading order.

app/components/BoardPostCard.vue

@@ -2,13 +2,18 @@
   <article class="board-post">
     <header class="post-header">
       <span class="post-meta">{{ typeLabel }}</span>
-      <div v-if="editable" class="post-actions">
+      <div v-if="editable && !pendingDelete" class="post-actions">
         <button type="button" class="action-btn" @click="$emit('edit', post)">Edit</button>
         <button type="button" class="action-btn danger" @click="$emit('delete', post)">Delete</button>
       </div>
+      <div v-else-if="editable && pendingDelete" class="post-actions confirm">
+        <span class="confirm-label">Delete?</span>
+        <button type="button" class="action-btn" @click="$emit('cancel-delete', post)">Cancel</button>
+        <button type="button" class="action-btn danger" @click="$emit('confirm-delete', post)">Confirm</button>
+      </div>
     </header>
 
-    <h3 class="post-title">{{ post.title }}</h3>
+    <h2 class="post-title">{{ post.title }}</h2>
 
     <div v-if="post.seeking" class="post-block">
       <div class="block-label">Seeking</div>
@@ -34,7 +39,7 @@
           :alt="post.author.name"
           class="author-avatar"
         >
-        <span v-else class="author-avatar avatar-placeholder" />
+        <span v-else class="author-avatar avatar-placeholder" aria-hidden="true">{{ authorInitial }}</span>
         <span class="author-name">{{ post.author ? post.author.name : 'Unknown' }}</span>
         <span v-if="slackHandle" class="slack-handle-wrap">
           <button
@@ -76,9 +81,10 @@ const props = defineProps({
   channels: { type: Array, default: () => [] },
   tags: { type: Array, default: () => [] },
   editable: { type: Boolean, default: false },
+  pendingDelete: { type: Boolean, default: false },
 })
 
-defineEmits(['edit', 'delete'])
+defineEmits(['edit', 'delete', 'confirm-delete', 'cancel-delete'])
 
 const capitalizeAvatar = (str) => {
   if (str.toLowerCase() === 'wtf') return 'WTF'
@@ -96,6 +102,11 @@ const authorAvatar = computed(() => {
 
 const slackHandle = computed(() => props.post.author?.board?.slackHandle || '')
 
+const authorInitial = computed(() => {
+  const name = props.post.author?.name || ''
+  return name.trim().charAt(0).toUpperCase() || '?'
+})
+
 const copied = ref(false)
 const copySlackHandle = async () => {
   if (!slackHandle.value) return
@@ -171,6 +182,14 @@ const slackLinks = computed(() => {
 .post-actions {
   display: flex;
   gap: 6px;
+  align-items: center;
+}
+.post-actions.confirm .confirm-label {
+  font-size: 10px;
+  letter-spacing: 0.1em;
+  text-transform: uppercase;
+  color: var(--ember);
+  margin-right: 2px;
 }
 .action-btn {
   font-family: "Commit Mono", monospace;
@@ -191,6 +210,10 @@ const slackLinks = computed(() => {
   color: var(--ember);
   border-color: var(--ember);
 }
+.action-btn:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 
 .post-title {
   font-family: "Brygada 1918", serif;
@@ -262,7 +285,14 @@ const slackLinks = computed(() => {
   object-fit: cover;
 }
 .avatar-placeholder {
-  background: var(--surface);
+  background: transparent;
+  border: 1px dashed var(--border);
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 10px;
+  color: var(--text-faint);
+  font-family: "Commit Mono", monospace;
 }
 .author-name {
   font-size: 11px;
@@ -286,6 +316,11 @@ const slackLinks = computed(() => {
 .slack-handle:hover {
   color: var(--candle);
 }
+.slack-handle:focus-visible,
+.copy-link:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 .copy-link {
   font-size: 11px;
   font-family: "Commit Mono", monospace;

app/components/BoardPostForm.vue

@@ -1,7 +1,7 @@
 <template>
   <form class="post-form" @submit.prevent="handleSubmit">
     <div class="form-header">
-      <h3 class="form-title">{{ isEdit ? 'Edit post' : 'New post' }}</h3>
+      <h2 class="form-title">{{ isEdit ? 'Edit post' : 'New post' }}</h2>
       <p class="form-hint">Fill in <em>Seeking</em> or <em>Offering</em> (or both).</p>
     </div>
 
@@ -139,7 +139,7 @@ function handleSubmit() {
 .post-form {
   border: 1px dashed var(--border);
   padding: 14px 16px;
-  background: var(--bg);
+  background: transparent;
 }
 
 .form-header {
@@ -204,14 +204,6 @@ function handleSubmit() {
   border-color: var(--candle);
 }
 
-.char-count {
-  font-size: 9px;
-  font-family: "Commit Mono", monospace;
-  color: var(--text-faint);
-  text-align: right;
-  margin-top: 2px;
-}
-
 .pill-grid {
   display: flex;
   flex-wrap: wrap;
@@ -220,11 +212,11 @@ function handleSubmit() {
 .pill {
   display: inline-flex;
   align-items: center;
-  padding: 2px 9px;
+  padding: 2px 8px;
   border: 1px dashed var(--border);
   background: transparent;
   color: var(--text-faint);
-  font-size: 11px;
+  font-size: 10px;
   font-family: "Commit Mono", monospace;
   cursor: pointer;
   user-select: none;
@@ -241,6 +233,10 @@ function handleSubmit() {
   border-color: var(--candle);
   border-style: solid;
 }
+.pill:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 
 .form-error {
   font-size: 11px;

app/pages/board.vue

@@ -73,8 +73,11 @@
             :channels="channels"
             :tags="cooperativeTags"
             :editable="isAuthor(post)"
+            :pending-delete="pendingDeleteId === post._id"
             @edit="handleEdit"
-            @delete="handleDelete"
+            @delete="requestDelete"
+            @confirm-delete="confirmDelete"
+            @cancel-delete="cancelDelete"
           />
         </div>
       </template>
@@ -103,6 +106,7 @@ const activeTagFilter = ref(null)
 
 const showForm = ref(false)
 const editingPost = ref(null)
+const pendingDeleteId = ref(null)
 
 const currentMemberId = computed(() => memberData.value?._id || null)
 
@@ -144,12 +148,18 @@ const handleEdit = (post) => {
   }
 }
 
-const handleDelete = async (post) => {
+const requestDelete = (post) => {
-  if (typeof window === 'undefined') return
+  pendingDeleteId.value = post._id
-  const ok = window.confirm('Delete this post? This cannot be undone.')
+}
-  if (!ok) return
+
+const cancelDelete = () => {
+  pendingDeleteId.value = null
+}
+
+const confirmDelete = async (post) => {
   try {
     await deletePost(post._id)
+    pendingDeleteId.value = null
   } catch (err) {
     toast.add({
       title: 'Failed to delete post',
@@ -219,6 +229,10 @@ onMounted(async () => {
   border-style: solid;
   background: rgba(154, 116, 32, 0.08);
 }
+.new-post-btn:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 
 /* ---- TAGS DRAWER ---- */
 .tags-drawer-toggle {
@@ -242,6 +256,10 @@ onMounted(async () => {
   border-color: var(--candle-faint);
   color: var(--text);
 }
+.drawer-btn:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 .tag-count-badge {
   font-size: 9px;
   background: var(--candle-faint);
@@ -288,6 +306,11 @@ onMounted(async () => {
   color: var(--candle);
   background: rgba(154, 116, 32, 0.08);
 }
+.skills-bar .skill-tag:focus-visible,
+.more-btn:focus-visible {
+  outline: 2px dashed var(--candle);
+  outline-offset: 2px;
+}
 .more-btn {
   font-family: "Commit Mono", monospace;
   font-size: 10px;
@@ -355,11 +378,14 @@ onMounted(async () => {
   }
 }
 @media (max-width: 768px) {
+  .action-bar {
+    padding: 12px 16px;
+  }
   .tags-drawer-toggle {
-    padding: 8px 20px;
+    padding: 8px 16px;
   }
   .skills-bar {
-    padding: 10px 20px;
+    padding: 10px 16px;
   }
   .post-grid,
   .form-wrapper {