feat: library background patterns with settings picker

client/src/assets/main.css

@@ -331,11 +331,44 @@ html.radius-rounded {
   --shadow-2xl: var(--elevation-2xl);
 }
 
-.dot-grid {
+.pattern-dots {
   background-image: radial-gradient(circle, var(--dot-color) 1px, transparent 1px);
   background-size: 24px 24px;
 }
 
+.pattern-grid {
+  background-image: linear-gradient(var(--dot-color) 1px, transparent 1px), linear-gradient(90deg, var(--dot-color) 1px, transparent 1px);
+  background-size: 32px 32px;
+}
+
+.pattern-cross {
+  background-image: radial-gradient(circle, var(--dot-color) 1px, transparent 1px), radial-gradient(circle, var(--dot-color) 1px, transparent 1px);
+  background-size: 24px 24px;
+  background-position:
+    0 0,
+    12px 12px;
+}
+
+.pattern-gradient {
+  background-image: radial-gradient(ellipse 70% 55% at 0% 0%, color-mix(in oklch, var(--primary) 20%, transparent), transparent 65%);
+}
+
+.pattern-aurora {
+  background-image:
+    radial-gradient(ellipse 60% 45% at 0% 50%, color-mix(in oklch, var(--primary) 15%, transparent), transparent 100%),
+    radial-gradient(ellipse 50% 40% at 100% 50%, color-mix(in oklch, var(--primary) 10%, transparent), transparent 100%),
+    radial-gradient(ellipse 40% 35% at 50% 0%, color-mix(in oklch, var(--primary) 8%, transparent), transparent 100%);
+}
+
+.pattern-rings {
+  background-image: repeating-radial-gradient(circle at 50% 50%, transparent 0, transparent 28px, var(--dot-color) 29px, transparent 30px);
+}
+
+.pattern-noise {
+  background-image: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/></filter><rect width='200' height='200' filter='url(%23n)' opacity='0.05'/></svg>");
+  background-size: 200px 200px;
+}
+
 .glow-wrapper {
   background-image:
     url('/topbar.png'), radial-gradient(50% 50% at center -25px, color-mix(in oklch, var(--primary) 35%, transparent) 0%, transparent 100%);

client/src/features/settings/AppearanceSettings.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ACCENT_OPTIONS, RADIUS_OPTIONS, useThemeStore } from '@/stores/theme'
+import { ACCENT_OPTIONS, BACKGROUND_OPTIONS, RADIUS_OPTIONS, useThemeStore } from '@/stores/theme'
 import { Moon, Sun } from 'lucide-vue-next'
 import { useDisplaySettings } from '@/composables/useDisplaySettings'
 
@@ -95,6 +95,40 @@ const { coverSize, gridGap } = useDisplaySettings()
     <!-- Library view -->
     <div>
       <p class="text-xs font-semibold text-muted-foreground uppercase tracking-wider mb-3">Library View</p>
+
+      <!-- Background pattern -->
+      <div class="border border-border rounded-lg overflow-hidden divide-y divide-border mb-4">
+        <div class="px-5 py-4 bg-card">
+          <div class="flex items-center justify-between mb-3">
+            <div>
+              <p class="text-sm font-medium text-foreground">Background pattern</p>
+              <p class="text-xs text-muted-foreground mt-0.5">Pattern shown behind the book grid</p>
+            </div>
+          </div>
+          <div class="flex items-center gap-3 flex-wrap">
+            <button
+              v-for="opt in BACKGROUND_OPTIONS"
+              :key="opt.id"
+              :title="opt.label"
+              type="button"
+              class="flex flex-col items-center gap-1.5 cursor-pointer"
+              @click="themeStore.setBackground(opt.id)"
+            >
+              <div
+                class="w-14 h-10 rounded-md overflow-hidden transition-all ring-2"
+                :class="themeStore.background === opt.id ? 'ring-primary shadow-sm shadow-primary/20' : 'ring-border hover:ring-muted-foreground/40'"
+              >
+                <div class="w-full h-full bg-background" :class="opt.cssClass" />
+              </div>
+              <span
+                class="text-[10px] font-medium transition-colors"
+                :class="themeStore.background === opt.id ? 'text-primary' : 'text-muted-foreground'"
+                >{{ opt.label }}</span
+              >
+            </button>
+          </div>
+        </div>
+      </div>
       <div class="border border-border rounded-lg overflow-hidden divide-y divide-border">
         <!-- Cover size -->
         <div class="px-5 py-4 bg-card">

client/src/stores/theme.ts

@@ -5,6 +5,7 @@ import { storage } from '@/services/storage'
 type Theme = 'light' | 'dark'
 export type Accent = 'neutral' | 'violet' | 'blue' | 'cyan' | 'green' | 'amber' | 'orange' | 'rose'
 export type Radius = 'sharp' | 'default' | 'rounded'
+export type Background = 'none' | 'dots' | 'grid' | 'cross' | 'gradient' | 'aurora' | 'rings' | 'noise'
 
 export const ACCENT_OPTIONS: { id: Accent; label: string; color: string }[] = [
   { id: 'neutral', label: 'Neutral', color: '#a8956e' },
@@ -23,8 +24,20 @@ export const RADIUS_OPTIONS: { id: Radius; label: string }[] = [
   { id: 'rounded', label: 'Rounded' },
 ]
 
+export const BACKGROUND_OPTIONS: { id: Background; label: string; cssClass: string }[] = [
+  { id: 'none', label: 'None', cssClass: '' },
+  { id: 'dots', label: 'Dots', cssClass: 'pattern-dots' },
+  { id: 'grid', label: 'Grid', cssClass: 'pattern-grid' },
+  { id: 'cross', label: 'Cross', cssClass: 'pattern-cross' },
+  { id: 'gradient', label: 'Gradient', cssClass: 'pattern-gradient' },
+  { id: 'aurora', label: 'Aurora', cssClass: 'pattern-aurora' },
+  { id: 'rings', label: 'Rings', cssClass: 'pattern-rings' },
+  { id: 'noise', label: 'Noise', cssClass: 'pattern-noise' },
+]
+
 const ACCENT_IDS = ACCENT_OPTIONS.map((a) => a.id)
 const RADIUS_IDS = RADIUS_OPTIONS.map((r) => r.id)
+const BACKGROUND_IDS = BACKGROUND_OPTIONS.map((b) => b.id)
 
 export const useThemeStore = defineStore('theme', () => {
   const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches
@@ -36,6 +49,9 @@ export const useThemeStore = defineStore('theme', () => {
   const storedRadius = storage.get<Radius>('radius', 'default')
   const radius = ref<Radius>(RADIUS_IDS.includes(storedRadius) ? storedRadius : 'default')
 
+  const storedBackground = storage.get<Background>('background', 'dots')
+  const background = ref<Background>(BACKGROUND_IDS.includes(storedBackground) ? storedBackground : 'dots')
+
   function applyTheme(t: Theme) {
     document.documentElement.classList.toggle('dark', t === 'dark')
   }
@@ -62,6 +78,10 @@ export const useThemeStore = defineStore('theme', () => {
     radius.value = r
   }
 
+  function setBackground(b: Background) {
+    background.value = b
+  }
+
   watch(
     theme,
     (t) => {
@@ -86,6 +106,13 @@ export const useThemeStore = defineStore('theme', () => {
     },
     { immediate: true },
   )
+  watch(
+    background,
+    (b) => {
+      storage.set('background', b)
+    },
+    { immediate: true },
+  )
 
-  return { theme, accent, radius, toggleTheme, setAccent, setRadius }
+  return { theme, accent, radius, background, toggleTheme, setAccent, setRadius, setBackground }
 })

client/src/views/HomeView.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, onMounted, onUnmounted, watch } from 'vue'
+import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
 import BookCoverCard from '@/features/book/components/BookCoverCard.vue'
 import AppHeader from '@/components/AppHeader.vue'
 import AppSidebar from '@/components/AppSidebar.vue'
@@ -7,7 +7,10 @@ import SettingsDrawer from '@/features/settings/SettingsDrawer.vue'
 import { SidebarProvider, SidebarInset } from '@/components/ui/sidebar'
 import { useBooks } from '@/features/book/composables/useBooks'
 import { useDisplaySettings } from '@/composables/useDisplaySettings'
+import { BACKGROUND_OPTIONS, useThemeStore } from '@/stores/theme'
 
+const themeStore = useThemeStore()
+const backgroundClass = computed(() => BACKGROUND_OPTIONS.find((b) => b.id === themeStore.background)?.cssClass ?? '')
 const { coverSize, gridGap, viewMode } = useDisplaySettings()
 const libraryId = ref<number | null>(null)
 
@@ -60,7 +63,7 @@ watch(search, () => {
         v-model:viewMode="viewMode"
       />
 
-      <main class="flex-1 overflow-y-auto px-4 py-4 dot-grid">
+      <main class="flex-1 overflow-y-auto px-4 py-4" :class="backgroundClass">
         <div v-if="error" class="text-sm text-destructive mb-4">{{ error }}</div>
 
         <!-- Grid view -->

server/src/db/migrations/meta/_journal.json

@@ -5,7 +5,7 @@
     {
       "idx": 0,
       "version": "7",
-      "when": 1767927442636,
+      "when": 1767939980131,
       "tag": "0000_init_schema",
       "breakpoints": true
     }