feat: add shared components for donation, facility, feature bento, filter panel, join wizard, leaderboard, player, playstyle, and town cards

- Implemented DonationCard.vue for displaying donation details.
- Created FacilityCard.vue to showcase facility information with status badges.
- Developed FeatureBentoCard.vue and FeatureBentoGrid.vue for feature display in a grid layout.
- Added FilterPanel.vue for filtering content with search and tag options.
- Introduced JoinWizard.vue for a step-by-step joining process with device and playstyle selection.
- Created LeaderboardCard.vue to display leaderboard information.
- Implemented PlayerCard.vue for showcasing player profiles and stats.
- Developed PlaystyleCard.vue for selecting playstyle options.
- Added TownCard.vue to present town details with badges and images.
- Included demo data in demoData.js for testing and development purposes.

src/components/layout/MobileNavDrawer.vue

@@ -0,0 +1,144 @@
+<script setup>
+defineProps({
+  open: {
+    type: Boolean,
+    default: false,
+  },
+  items: {
+    type: Array,
+    default: () => [],
+  },
+  ctaLabel: {
+    type: String,
+    default: '加入游戏',
+  },
+  ctaHref: {
+    type: String,
+    default: '/join',
+  },
+});
+
+const emit = defineEmits(['close']);
+</script>
+
+<template>
+  <transition name="drawer-fade">
+    <div v-if="open" class="mobile-drawer-mask" @click="emit('close')">
+      <aside class="mobile-drawer" @click.stop>
+        <div class="mobile-drawer__header">
+          <p>站点导航</p>
+          <button type="button" class="mobile-drawer__close" aria-label="关闭菜单" @click="emit('close')">
+            ×
+          </button>
+        </div>
+        <nav class="mobile-drawer__links" aria-label="移动端导航">
+          <a
+            v-for="item in items"
+            :key="item.href"
+            class="mobile-drawer__link"
+            :href="item.href"
+            @click="emit('close')"
+          >
+            <span>{{ item.label }}</span>
+            <small v-if="item.description">{{ item.description }}</small>
+          </a>
+        </nav>
+        <a class="mobile-drawer__cta" :href="ctaHref" @click="emit('close')">{{ ctaLabel }}</a>
+      </aside>
+    </div>
+  </transition>
+</template>
+
+<style scoped>
+.drawer-fade-enter-active,
+.drawer-fade-leave-active {
+  transition: opacity 0.25s ease;
+}
+
+.drawer-fade-enter-from,
+.drawer-fade-leave-to {
+  opacity: 0;
+}
+
+.mobile-drawer-mask {
+  position: fixed;
+  inset: 0;
+  z-index: 1200;
+  display: flex;
+  justify-content: flex-end;
+  background: rgba(15, 23, 42, 0.28);
+  backdrop-filter: blur(12px);
+}
+
+.mobile-drawer {
+  width: min(360px, 100%);
+  height: 100%;
+  padding: 24px 20px 28px;
+  background: rgba(255, 255, 255, 0.96);
+  box-shadow: -20px 0 60px rgba(15, 23, 42, 0.16);
+  display: flex;
+  flex-direction: column;
+}
+
+.mobile-drawer__header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 20px;
+}
+
+.mobile-drawer__header p {
+  margin: 0;
+  font-size: 0.9rem;
+  letter-spacing: 0.08em;
+  text-transform: uppercase;
+  color: var(--bl-text-tertiary);
+}
+
+.mobile-drawer__close {
+  width: 40px;
+  height: 40px;
+  border-radius: 50%;
+  background: var(--bl-surface-muted);
+  font-size: 1.4rem;
+  cursor: pointer;
+}
+
+.mobile-drawer__links {
+  display: grid;
+  gap: 10px;
+}
+
+.mobile-drawer__link {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  padding: 14px 16px;
+  border-radius: var(--bl-radius-md);
+  background: #fff;
+  text-decoration: none;
+  border: 1px solid rgba(0, 0, 0, 0.05);
+  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.03);
+}
+
+.mobile-drawer__link span {
+  font-weight: 600;
+}
+
+.mobile-drawer__link small {
+  color: var(--bl-text-secondary);
+}
+
+.mobile-drawer__cta {
+  margin-top: auto;
+  display: inline-flex;
+  justify-content: center;
+  align-items: center;
+  min-height: 48px;
+  border-radius: 999px;
+  background: var(--bl-accent);
+  color: #fff;
+  text-decoration: none;
+  font-weight: 700;
+}
+</style>