diff --git a/src/components/slides/OutboxSlide.vue b/src/components/slides/OutboxSlide.vue
new file mode 100644
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+++ b/src/components/slides/OutboxSlide.vue
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+<script setup lang="ts">
+import { PenLine, ArrowRight, Server, Users } from '@lucide/vue'
+import SlideShell from './SlideShell.vue'
+</script>
+
+<template>
+  <SlideShell kicker="The key idea" title="The outbox model (a.k.a. gossip)">
+    <!-- Flow: you write → your outbox relays → followers read -->
+    <div class="flex flex-col items-stretch gap-4 sm:flex-row sm:items-center sm:justify-between">
+      <div class="flex flex-1 flex-col items-center gap-2 rounded-xl border border-zinc-700 bg-zinc-900/60 p-5 text-center">
+        <PenLine class="h-8 w-8 text-violet-400" />
+        <p class="font-semibold text-white">You post</p>
+        <p class="text-sm text-zinc-400">A signed note</p>
+      </div>
+
+      <ArrowRight class="mx-auto h-6 w-6 rotate-90 text-zinc-500 sm:rotate-0" />
+
+      <div class="flex flex-1 flex-col items-center gap-2 rounded-xl border border-violet-600/50 bg-violet-950/20 p-5 text-center">
+        <Server class="h-8 w-8 text-violet-300" />
+        <p class="font-semibold text-white">Your <span class="text-violet-300">write / outbox</span> relays</p>
+        <p class="text-sm text-zinc-400">Where your content lives</p>
+      </div>
+
+      <ArrowRight class="mx-auto h-6 w-6 rotate-90 text-zinc-500 sm:rotate-0" />
+
+      <div class="flex flex-1 flex-col items-center gap-2 rounded-xl border border-zinc-700 bg-zinc-900/60 p-5 text-center">
+        <Users class="h-8 w-8 text-violet-400" />
+        <p class="font-semibold text-white">Followers read</p>
+        <p class="text-sm text-zinc-400">Their app looks there</p>
+      </div>
+    </div>
+
+    <div class="mt-8 space-y-4">
+      <p>
+        Your app <span class="font-semibold text-white">announces</span> which relays you write to.
+        Other people’s apps read that list and go fetch your notes <span class="text-white">from the right place</span> —
+        no central server required.
+      </p>
+      <p class="rounded-lg border-l-2 border-violet-500 bg-zinc-900/50 py-3 pl-4 pr-3 text-zinc-300">
+        “If you don’t know where your posts are, you might as well just stay on centralized Twitter.”
+        <span class="text-zinc-500">— Vitor Pamplona, Amethyst</span>
+      </p>
+    </div>
+  </SlideShell>
+</template>
diff --git a/src/components/slides/RelayAccessSlide.vue b/src/components/slides/RelayAccessSlide.vue
new file mode 100644
index 0000000..1dc1000
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+++ b/src/components/slides/RelayAccessSlide.vue
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+<script setup lang="ts">
+import { Home, Bell, Mail } from '@lucide/vue'
+import SlideShell from './SlideShell.vue'
+
+const rows = [
+  {
+    icon: Home,
+    role: 'Outbox',
+    writes: 'You',
+    reads: 'Everyone',
+    empty: 'Followers never get your posts',
+  },
+  {
+    icon: Bell,
+    role: 'Inbox',
+    writes: 'Everyone',
+    reads: 'You',
+    empty: 'You miss replies & mentions',
+  },
+  {
+    icon: Mail,
+    role: 'DM inbox',
+    writes: 'Anyone (encrypted)',
+    reads: 'Only you',
+    empty: 'You miss DMs',
+  },
+]
+</script>
+
+<template>
+  <SlideShell kicker="Amethyst — why the sets differ" title="One relay can’t do every job">
+    <div class="overflow-hidden rounded-xl border border-zinc-700">
+      <table class="w-full text-left text-base">
+        <thead class="bg-zinc-800/60 text-sm uppercase tracking-wider text-zinc-400">
+          <tr>
+            <th class="px-4 py-3 font-medium">Role</th>
+            <th class="px-4 py-3 font-medium">Who writes</th>
+            <th class="px-4 py-3 font-medium">Who reads</th>
+            <th class="px-4 py-3 font-medium text-red-300">If you leave it empty</th>
+          </tr>
+        </thead>
+        <tbody class="divide-y divide-zinc-800">
+          <tr v-for="row in rows" :key="row.role">
+            <td class="px-4 py-3 font-semibold text-white">
+              <span class="flex items-center gap-2">
+                <component :is="row.icon" class="h-5 w-5 text-violet-400" />
+                {{ row.role }}
+              </span>
+            </td>
+            <td class="px-4 py-3 text-zinc-300">{{ row.writes }}</td>
+            <td class="px-4 py-3 text-zinc-300">{{ row.reads }}</td>
+            <td class="px-4 py-3 text-red-300/90">{{ row.empty }}</td>
+          </tr>
+        </tbody>
+      </table>
+    </div>
+
+    <p class="mt-6">
+      The access rules are <span class="font-semibold text-white">opposite</span>, so no single relay
+      fits every list — that’s the whole reason for separate sets.
+    </p>
+
+    <div class="mt-4 rounded-lg border-l-2 border-violet-500 bg-zinc-900/50 py-3 pl-4 pr-3 text-zinc-300">
+      <span class="font-semibold text-white">Reuse vs. keep separate:</span>
+      an <em>open</em> relay (e.g. <code class="text-zinc-200">nos.lol</code>) is fine in several lists at once.
+      A <em>paid / restricted</em> relay (e.g. <code class="text-zinc-200">nostr.wine</code>) must stay in its lane —
+      great for DMs, wrong for your public inbox.
+    </div>
+  </SlideShell>
+</template>
diff --git a/src/components/slides/RelayCategoriesSlide.vue b/src/components/slides/RelayCategoriesSlide.vue
new file mode 100644
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+++ b/src/components/slides/RelayCategoriesSlide.vue
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+<script setup lang="ts">
+import { Home, Bell, Lock, Mail, Search, HardDrive } from '@lucide/vue'
+import SlideShell from './SlideShell.vue'
+
+const categories = [
+  {
+    icon: Home,
+    name: 'Public Home / Outbox',
+    count: '~3',
+    what: 'Where your posts, likes & replies live. Followers read from here.',
+    tip: 'One big public relay + one personal + one fast/country relay.',
+  },
+  {
+    icon: Bell,
+    name: 'Public Inbox',
+    count: '~3',
+    what: 'Where replies, mentions & zaps arrive — your notifications.',
+    tip: 'Keep separate from outbox. Avoid nostr.wine variants here.',
+  },
+  {
+    icon: Mail,
+    name: 'DM Inbox',
+    count: '~3',
+    what: 'Encrypted direct messages. Write-open, read-restricted to you.',
+    tip: 'inbox.nostr.wine or auth.nostr1.com + a personal backup.',
+  },
+  {
+    icon: Lock,
+    name: 'Private Home',
+    count: '1–2',
+    what: 'Drafts, bookmarks, lists & app settings — nobody else reads these.',
+    tip: 'A local relay (Citrine) or an authed personal relay.',
+  },
+  {
+    icon: Search,
+    name: 'Search',
+    count: '2–3',
+    what: 'Powers tagging & search. Must support NIP-50.',
+    tip: 'relay.nostr.band, nostr.wine, relay.noswhere.com.',
+  },
+  {
+    icon: HardDrive,
+    name: 'Local',
+    count: '1',
+    what: 'On-device cache so the app is fast & works offline.',
+    tip: 'Citrine on Android → ws://localhost:4869.',
+  },
+]
+</script>
+
+<template>
+  <SlideShell kicker="Amethyst — the confusing part" title="Relays come in categories">
+    <div class="grid gap-4 sm:grid-cols-2 lg:grid-cols-3">
+      <div
+        v-for="cat in categories"
+        :key="cat.name"
+        class="rounded-xl border border-zinc-700 bg-zinc-900/60 p-5"
+      >
+        <div class="mb-2 flex items-center justify-between">
+          <component :is="cat.icon" class="h-6 w-6 text-violet-400" />
+          <span class="rounded-full bg-violet-600/20 px-2 py-0.5 text-xs font-semibold text-violet-300">
+            {{ cat.count }}
+          </span>
+        </div>
+        <p class="text-lg font-semibold text-white">{{ cat.name }}</p>
+        <p class="mt-1 text-sm leading-snug text-zinc-400">{{ cat.what }}</p>
+        <p class="mt-3 text-xs leading-snug text-violet-300/90">→ {{ cat.tip }}</p>
+      </div>
+    </div>
+    <p class="mt-6 text-sm text-zinc-500">
+      Don’t overthink it: set <span class="text-zinc-300">outbox</span>, <span class="text-zinc-300">inbox</span> and
+      <span class="text-zinc-300">DM</span> with ~3 solid relays each. Amethyst suggests the rest from who you follow.
+    </p>
+  </SlideShell>
+</template>