diff --git a/.claude/settings.local.json b/.claude/settings.local.json
index 7e003df..28d65be 100644
--- a/.claude/settings.local.json
+++ b/.claude/settings.local.json
@@ -13,7 +13,10 @@
       "mcp__Claude_Preview__*",
       "mcp__Claude_in_Chrome__*",
       "mcp__scheduled-tasks__*",
-      "Bash(npx vitest:*)"
+      "Bash(npx vitest:*)",
+      "Bash(cp \"C:\\\\Users\\\\saopig1\\\\.claude\\\\projects\\\\C--Users-saopig1-Music-teamspeak-music-bot\\\\b5a64d6f-051e-4b87-966c-ece97d2b879b\\\\tool-results\\\\webfetch-1776569008470-exv7qe.bin\" /tmp/design.gz)",
+      "Bash(gunzip -f /tmp/design.gz)",
+      "Read(//tmp/**)"
     ],
     "deny": [
       "Bash(git push * main)",
diff --git a/web/src/App.vue b/web/src/App.vue
index 16f8d86..a76eefa 100644
--- a/web/src/App.vue
+++ b/web/src/App.vue
@@ -5,32 +5,87 @@
       <RouterView />
     </main>
     <Player />
+
+    <!-- Mobile mini player -->
+    <div v-if="currentSong" class="m-player" @click="router.push('/lyrics')">
+      <div class="m-player-progress">
+        <div class="m-player-progress-fill" :style="{ width: mobileProgressPct + '%' }" />
+      </div>
+      <CoverArt :url="currentSong.coverUrl" :size="40" :radius="8" />
+      <div class="m-player-info">
+        <div class="m-player-name">{{ currentSong.name }}</div>
+        <div class="m-player-artist">{{ currentSong.artist }}</div>
+      </div>
+      <button class="m-player-btn" @click.stop="playerStore.isPlaying ? playerStore.pause() : playerStore.resume()">
+        <Icon :icon="playerStore.isPlaying ? 'mdi:pause' : 'mdi:play'" />
+      </button>
+      <button class="m-player-btn" @click.stop="playerStore.next()">
+        <Icon icon="mdi:skip-next" />
+      </button>
+    </div>
+
+    <!-- Mobile bottom tab bar -->
+    <nav class="m-tabbar">
+      <RouterLink to="/" class="m-tab" :class="{ active: route.path === '/' }">
+        <Icon icon="mdi:home" class="tab-icon" />
+        <span class="tab-label">发现</span>
+      </RouterLink>
+      <RouterLink to="/search" class="m-tab" :class="{ active: route.path === '/search' }">
+        <Icon icon="mdi:magnify" class="tab-icon" />
+        <span class="tab-label">搜索</span>
+      </RouterLink>
+      <RouterLink to="/library" class="m-tab" :class="{ active: route.path === '/library' }">
+        <Icon icon="mdi:music-box-multiple" class="tab-icon" />
+        <span class="tab-label">音乐库</span>
+      </RouterLink>
+      <RouterLink to="/settings" class="m-tab" :class="{ active: route.path.startsWith('/settings') }">
+        <Icon icon="mdi:cog" class="tab-icon" />
+        <span class="tab-label">设置</span>
+      </RouterLink>
+    </nav>
   </div>
 </template>
 
 <script setup lang="ts">
-import { computed, onMounted, onUnmounted } from 'vue';
+import { computed, onMounted, onUnmounted, ref } from 'vue';
+import { useRoute, useRouter } from 'vue-router';
+import { Icon } from '@iconify/vue';
 import { usePlayerStore } from './stores/player.js';
 import { useWebSocket } from './composables/useWebSocket.js';
 import Navbar from './components/Navbar.vue';
 import Player from './components/Player.vue';
+import CoverArt from './components/CoverArt.vue';
 
 const playerStore = usePlayerStore();
 const theme = computed(() => playerStore.theme);
+const route = useRoute();
+const router = useRouter();
 const { connect } = useWebSocket();
+const currentSong = computed(() => playerStore.currentSong);
 
+const mobileProgressPct = ref(0);
 let syncTimer: ReturnType<typeof setInterval> | null = null;
+let mobileRaf: number | null = null;
+
+function updateMobileProgress() {
+  const duration = currentSong.value?.duration ?? 0;
+  mobileProgressPct.value = duration > 0
+    ? Math.min((playerStore.elapsed / duration) * 100, 100)
+    : 0;
+  mobileRaf = requestAnimationFrame(updateMobileProgress);
+}
 
 onMounted(() => {
   playerStore.loadTheme();
   connect();
   playerStore.fetchBots();
-  // Periodically sync elapsed time from server (ground truth)
   syncTimer = setInterval(() => playerStore.syncElapsed(), 3000);
+  mobileRaf = requestAnimationFrame(updateMobileProgress);
 });
 
 onUnmounted(() => {
   if (syncTimer) clearInterval(syncTimer);
+  if (mobileRaf !== null) cancelAnimationFrame(mobileRaf);
 });
 </script>
 
@@ -47,5 +102,123 @@ onUnmounted(() => {
   @media (max-width: 1336px) {
     padding: 80px 5vw 80px;
   }
+
+  @media (max-width: 768px) {
+    padding: 72px 16px 200px;
+  }
+}
+
+// Mobile mini player
+.m-player {
+  position: fixed;
+  left: 8px;
+  right: 8px;
+  bottom: 68px;
+  height: 58px;
+  padding: 8px 10px;
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  background: var(--bg-secondary);
+  border-radius: var(--radius-md);
+  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
+  z-index: 95;
+  cursor: pointer;
+
+  @media (min-width: 769px) {
+    display: none;
+  }
+}
+
+.m-player-progress {
+  position: absolute;
+  top: 0;
+  left: 10px;
+  right: 10px;
+  height: 2px;
+}
+
+.m-player-progress-fill {
+  height: 2px;
+  background: var(--color-primary);
+  border-radius: 1px;
+}
+
+.m-player-info {
+  flex: 1;
+  min-width: 0;
+}
+
+.m-player-name {
+  font-size: 13px;
+  font-weight: 500;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.m-player-artist {
+  font-size: 11px;
+  color: var(--text-secondary);
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.m-player-btn {
+  width: 32px;
+  height: 32px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 22px;
+  opacity: 0.85;
+  flex-shrink: 0;
+}
+
+// Mobile bottom tab bar
+.m-tabbar {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  height: 60px;
+  display: flex;
+  align-items: center;
+  justify-content: space-around;
+  padding-bottom: env(safe-area-inset-bottom, 0);
+  background: var(--bg-navbar);
+  backdrop-filter: saturate(180%) blur(20px);
+  -webkit-backdrop-filter: saturate(180%) blur(20px);
+  border-top: 1px solid var(--border-color);
+  z-index: 100;
+
+  @media (min-width: 769px) {
+    display: none;
+  }
+}
+
+.m-tab {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 2px;
+  padding: 6px 14px;
+  color: var(--text-tertiary);
+  text-decoration: none;
+  font-family: inherit;
+
+  &.active {
+    color: var(--color-primary);
+  }
+
+  .tab-icon {
+    font-size: 22px;
+  }
+
+  .tab-label {
+    font-size: 10px;
+    font-weight: 500;
+  }
 }
 </style>
diff --git a/web/src/components/Navbar.vue b/web/src/components/Navbar.vue
index c095d5d..1776d59 100644
--- a/web/src/components/Navbar.vue
+++ b/web/src/components/Navbar.vue
@@ -5,6 +5,7 @@
     <div class="nav-links">
       <RouterLink to="/" class="nav-link" active-class="active">发现</RouterLink>
       <RouterLink to="/search" class="nav-link" active-class="active">搜索</RouterLink>
+      <RouterLink to="/library" class="nav-link" active-class="active">音乐库</RouterLink>
       <RouterLink to="/history" class="nav-link" active-class="active">播放历史</RouterLink>
     </div>
 
@@ -19,38 +20,68 @@
           <Icon icon="mdi:chevron-down" class="bot-chevron" :class="{ rotated: dropdownOpen }" />
         </button>
         <div v-if="dropdownOpen" class="bot-dropdown">
+          <div class="bot-dropdown-header">机器人</div>
           <div
             v-for="bot in store.bots"
             :key="bot.id"
-            class="bot-dropdown-row"
+            class="bot-card"
+            :class="{ active: bot.id === store.activeBotId }"
           >
-            <button
-              class="bot-dropdown-item"
-              :class="{ active: bot.id === store.activeBotId }"
-              @click="selectBot(bot.id)"
-            >
+            <div class="bot-card-head" @click="bot.connected ? selectBot(bot.id) : undefined">
               <span class="bot-dot" :class="{ online: bot.connected }" />
-              <span class="bot-dropdown-name">{{ bot.name }}</span>
+              <span class="bot-card-name">{{ bot.name }}</span>
+              <span v-if="bot.id === store.activeBotId" class="bot-current-badge">当前</span>
               <span v-if="bot.playing && !bot.paused" class="bot-playing-badge">播放中</span>
               <span v-else-if="bot.paused" class="bot-paused-badge">已暂停</span>
               <span v-else-if="bot.connected" class="bot-idle-badge">空闲</span>
               <span v-else class="bot-offline-badge">离线</span>
-            </button>
-            <button
-              class="bot-power-btn"
-              :class="{ online: bot.connected }"
-              :title="bot.connected ? `停止 ${bot.name}` : `启动 ${bot.name}`"
-              :disabled="togglingBots[bot.id]"
-              @click.stop="togglePower(bot)"
-            >
-              <Icon :icon="bot.connected ? 'mdi:power' : 'mdi:power-off'" />
-            </button>
-            <button class="bot-link-btn" :title="`复制 ${bot.name} 的专属链接`" @click.stop="copyBotLink(bot.id)">
-              <Icon icon="mdi:link-variant" />
-            </button>
+            </div>
+            <div class="bot-card-controls">
+              <button
+                v-if="bot.connected"
+                class="bot-ctrl-btn danger"
+                :disabled="togglingBots[bot.id]"
+                @click.stop="togglePower(bot)"
+              >
+                <Icon icon="mdi:link-off" /> 断开
+              </button>
+              <button
+                v-else
+                class="bot-ctrl-btn primary"
+                :disabled="togglingBots[bot.id]"
+                @click.stop="togglePower(bot)"
+              >
+                <Icon icon="mdi:link-variant" /> 连接
+              </button>
+              <button
+                v-if="bot.playing || bot.paused"
+                class="bot-ctrl-btn"
+                :disabled="!bot.connected"
+                @click.stop="store.pause()"
+              >
+                <Icon icon="mdi:stop" /> 停止
+              </button>
+              <button
+                v-else
+                class="bot-ctrl-btn"
+                :disabled="!bot.connected"
+                @click.stop="store.resume()"
+              >
+                <Icon icon="mdi:play" /> 播放
+              </button>
+              <button
+                class="bot-ctrl-btn"
+                :disabled="!bot.connected || (!bot.playing && !bot.paused)"
+                @click.stop="store.next()"
+                title="下一首"
+              >
+                <Icon icon="mdi:skip-next" />
+              </button>
+              <button class="bot-ctrl-btn" @click.stop="copyBotLink(bot.id)" title="复制链接">
+                <Icon icon="mdi:link-variant" />
+              </button>
+            </div>
           </div>
-          <div class="bot-dropdown-divider" />
-          <div class="bot-dropdown-hint">点击切换 · 🔗 复制专属链接</div>
         </div>
       </div>
 
@@ -227,6 +258,11 @@ onUnmounted(() => {
   @media (max-width: 1336px) {
     padding: 0 5vw;
   }
+
+  @media (max-width: 768px) {
+    padding: 0 16px;
+    height: 52px;
+  }
 }
 
 .logo {
@@ -234,11 +270,20 @@ onUnmounted(() => {
   font-weight: 700;
   color: var(--color-primary);
   margin-right: 40px;
+
+  @media (max-width: 768px) {
+    font-size: 17px;
+    margin-right: 0;
+  }
 }
 
 .nav-links {
   display: flex;
   gap: 24px;
+
+  @media (max-width: 768px) {
+    display: none;
+  }
 }
 
 .nav-link {
@@ -266,7 +311,7 @@ onUnmounted(() => {
   opacity: 0.6;
 
   &.online {
-    background: rgba(51, 94, 234, 0.15);
+    background: var(--color-primary-15);
     color: var(--color-primary);
     opacity: 1;
   }
@@ -295,12 +340,25 @@ onUnmounted(() => {
     background: var(--bg-card);
     border-color: var(--color-primary);
   }
+
+  @media (max-width: 768px) {
+    padding: 6px 10px;
+    font-size: 12px;
+    font-weight: 600;
+    min-height: 32px;
+    gap: 6px;
+    border-radius: var(--radius-full);
+  }
 }
 
 .bot-state-mini {
   font-size: 14px;
-  &.playing { color: #22c55e; }
-  &.paused { color: #eab308; }
+  &.playing { color: var(--color-online); }
+  &.paused { color: var(--color-paused); }
+
+  @media (max-width: 768px) {
+    display: none;
+  }
 }
 
 .bot-chevron {
@@ -311,6 +369,10 @@ onUnmounted(() => {
   &.rotated {
     transform: rotate(180deg);
   }
+
+  @media (max-width: 768px) {
+    display: none;
+  }
 }
 
 .bot-dot {
@@ -321,7 +383,12 @@ onUnmounted(() => {
   flex-shrink: 0;
 
   &.online {
-    background: #22c55e;
+    background: var(--color-online);
+  }
+
+  @media (max-width: 768px) {
+    width: 8px;
+    height: 8px;
   }
 }
 
@@ -330,96 +397,83 @@ onUnmounted(() => {
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
+
+  @media (max-width: 768px) {
+    max-width: 80px;
+  }
 }
 
 .bot-dropdown {
   position: absolute;
   top: calc(100% + 6px);
   right: 0;
-  min-width: 200px;
+  min-width: 320px;
   background: var(--bg-secondary);
   border: 1px solid var(--border-color);
   border-radius: var(--radius-md);
-  padding: 4px;
-  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
+  padding: 6px;
+  box-shadow: var(--shadow-dropdown);
   z-index: 200;
+
+  @media (max-width: 768px) {
+    position: fixed;
+    top: 52px;
+    left: 8px;
+    right: 8px;
+    min-width: auto;
+  }
 }
 
-.bot-dropdown-item {
+.bot-dropdown-header {
+  font-size: 11px;
+  font-weight: 600;
+  color: var(--text-tertiary);
+  padding: 6px 10px 4px;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+}
+
+.bot-card {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  padding: 10px;
+  border-radius: var(--radius-sm);
+  margin-bottom: 4px;
+  border: 1px solid transparent;
+  transition: background var(--transition-fast);
+
+  &.active {
+    background: var(--color-primary-12);
+    border-color: rgba(99, 102, 241, 0.25);
+  }
+}
+
+.bot-card-head {
   display: flex;
   align-items: center;
   gap: 8px;
-  flex: 1;
-  min-width: 0;
-  padding: 8px 12px;
-  border-radius: var(--radius-sm);
-  font-size: 13px;
   cursor: pointer;
-  transition: background var(--transition-fast);
-
-  &:hover {
-    background: var(--hover-bg);
-  }
-
-  &.active {
-    background: rgba(51, 94, 234, 0.12);
-    color: var(--color-primary);
-  }
 }
 
-.bot-dropdown-row {
-  display: flex;
-  align-items: center;
-  gap: 2px;
-}
-
-.bot-dropdown-name {
+.bot-card-name {
   flex: 1;
+  font-size: 13px;
+  font-weight: 600;
   min-width: 0;
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
 }
 
-.bot-link-btn {
+.bot-current-badge {
+  font-size: 10px;
+  font-weight: 700;
+  color: var(--color-primary);
+  padding: 2px 6px;
+  border-radius: 4px;
+  background: var(--color-primary-15);
   flex-shrink: 0;
-  padding: 6px 8px;
-  border-radius: var(--radius-sm);
-  font-size: 15px;
-  opacity: 0.4;
-  transition: opacity var(--transition-fast), background var(--transition-fast);
-  cursor: pointer;
-
-  &:hover {
-    opacity: 1;
-    background: var(--hover-bg);
-  }
-}
-
-.bot-power-btn {
-  flex-shrink: 0;
-  padding: 6px 8px;
-  border-radius: var(--radius-sm);
-  font-size: 16px;
-  opacity: 0.5;
-  color: var(--text-tertiary);
-  transition: opacity var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
-  cursor: pointer;
-
-  &:hover:not(:disabled) {
-    opacity: 1;
-    background: var(--hover-bg);
-  }
-
-  &:disabled {
-    opacity: 0.25;
-    cursor: wait;
-  }
-
-  &.online {
-    color: #22c55e;
-    opacity: 0.9;
-  }
 }
 
 .bot-playing-badge,
@@ -427,25 +481,25 @@ onUnmounted(() => {
 .bot-idle-badge,
 .bot-offline-badge {
   font-size: 11px;
-  padding: 1px 6px;
+  padding: 2px 6px;
   border-radius: 4px;
   font-weight: 500;
   flex-shrink: 0;
 }
 
 .bot-playing-badge {
-  background: rgba(34, 197, 94, 0.15);
-  color: #22c55e;
+  background: var(--color-online-15);
+  color: var(--color-online);
 }
 
 .bot-paused-badge {
-  background: rgba(234, 179, 8, 0.15);
-  color: #eab308;
+  background: var(--color-paused-15);
+  color: var(--color-paused);
 }
 
 .bot-idle-badge {
-  background: rgba(51, 94, 234, 0.12);
-  color: var(--color-primary);
+  background: var(--hover-bg);
+  color: var(--text-secondary);
 }
 
 .bot-offline-badge {
@@ -453,17 +507,47 @@ onUnmounted(() => {
   color: var(--text-tertiary);
 }
 
-.bot-dropdown-divider {
-  height: 1px;
-  background: var(--border-color);
-  margin: 4px 0;
+.bot-card-controls {
+  display: flex;
+  gap: 6px;
 }
 
-.bot-dropdown-hint {
-  padding: 4px 12px 6px;
+.bot-ctrl-btn {
+  flex: 1;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 4px;
+  padding: 6px 8px;
+  border-radius: var(--radius-sm);
+  background: var(--hover-bg);
+  border: 1px solid var(--border-color);
+  color: var(--text-primary);
   font-size: 11px;
-  color: var(--text-tertiary);
-  text-align: center;
+  font-weight: 500;
+  cursor: pointer;
+  white-space: nowrap;
+  transition: all var(--transition-fast);
+
+  &:hover:not(:disabled) {
+    background: var(--bg-card);
+    border-color: var(--color-primary);
+  }
+
+  &:disabled {
+    opacity: 0.4;
+    cursor: not-allowed;
+  }
+
+  &.primary {
+    background: var(--color-primary);
+    color: #fff;
+    border-color: var(--color-primary);
+  }
+
+  &.danger {
+    color: #ef4444;
+  }
 }
 
 .settings-btn {
@@ -471,12 +555,16 @@ onUnmounted(() => {
   opacity: 0.6;
   transition: opacity var(--transition-fast);
   &:hover { opacity: 1; }
+
+  @media (max-width: 768px) {
+    display: none;
+  }
 }
 
 .link-dialog-backdrop {
   position: fixed;
   inset: 0;
-  background: rgba(0, 0, 0, 0.55);
+  background: var(--bg-modal-scrim);
   display: flex;
   align-items: center;
   justify-content: center;
@@ -490,7 +578,7 @@ onUnmounted(() => {
   padding: 20px;
   min-width: 360px;
   max-width: 90vw;
-  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
+  box-shadow: var(--shadow-modal);
 }
 
 .link-dialog-title {
diff --git a/web/src/components/Player.vue b/web/src/components/Player.vue
index e77b56c..7f4b836 100644
--- a/web/src/components/Player.vue
+++ b/web/src/components/Player.vue
@@ -206,6 +206,10 @@ function cycleMode() {
   left: 0;
   right: 0;
   z-index: 100;
+
+  @media (max-width: 768px) {
+    display: none;
+  }
 }
 
 .player-bar {
@@ -326,12 +330,12 @@ function cycleMode() {
 
 .bot-badge {
   display: inline-block;
-  font-size: 10px;
-  font-weight: 600;
+  font-size: var(--fs-micro);
+  font-weight: var(--fw-semi);
   padding: 0 5px;
-  background: rgba(51, 94, 234, 0.15);
+  background: var(--color-primary-15);
   color: var(--color-primary);
-  border-radius: 3px;
+  border-radius: var(--radius-xs);
   line-height: 16px;
   white-space: nowrap;
   flex-shrink: 0;
diff --git a/web/src/components/Queue.vue b/web/src/components/Queue.vue
index 83356b1..5a654c9 100644
--- a/web/src/components/Queue.vue
+++ b/web/src/components/Queue.vue
@@ -146,7 +146,7 @@ async function removeSong(index: number) {
   }
 
   &.active {
-    background: rgba(51, 94, 234, 0.1);
+    background: var(--color-primary-10);
   }
 }
 
diff --git a/web/src/components/SongCard.vue b/web/src/components/SongCard.vue
index 35e48fc..9c8d21d 100644
--- a/web/src/components/SongCard.vue
+++ b/web/src/components/SongCard.vue
@@ -63,7 +63,7 @@ function formatDuration(seconds: number): string {
   }
 
   &.active {
-    background: rgba(51, 94, 234, 0.1);
+    background: var(--color-primary-10);
   }
 }
 
@@ -96,31 +96,31 @@ function formatDuration(seconds: number): string {
 
 .platform-badge {
   flex-shrink: 0;
-  font-size: 10px;
-  font-weight: 600;
+  font-size: var(--fs-micro);
+  font-weight: var(--fw-semi);
   padding: 1px 5px;
-  border-radius: 3px;
+  border-radius: var(--radius-xs);
   line-height: 1.4;
 }
 
 .badge-netease {
-  background: rgba(232, 17, 35, 0.15);
-  color: #e81123;
+  background: var(--brand-netease-15);
+  color: var(--brand-netease);
 }
 
 .badge-qq {
-  background: rgba(18, 183, 106, 0.15);
-  color: #12b76a;
+  background: var(--brand-qq-15);
+  color: var(--brand-qq);
 }
 
 .badge-bilibili {
-  background: rgba(0, 161, 214, 0.15);
-  color: #00a1d6;
+  background: var(--brand-bilibili-15);
+  color: var(--brand-bilibili);
 }
 
 .badge-youtube {
-  background: rgba(255, 0, 0, 0.12);
-  color: #ff0000;
+  background: var(--brand-youtube-12);
+  color: var(--brand-youtube);
 }
 
 .song-artist {
diff --git a/web/src/router/index.ts b/web/src/router/index.ts
index 356d57f..cc060f5 100644
--- a/web/src/router/index.ts
+++ b/web/src/router/index.ts
@@ -13,6 +13,11 @@ const router = createRouter({
       name: 'search',
       component: () => import('../views/Search.vue'),
     },
+    {
+      path: '/library',
+      name: 'library',
+      component: () => import('../views/Library.vue'),
+    },
     {
       path: '/playlist/:id',
       name: 'playlist',
diff --git a/web/src/styles/variables.scss b/web/src/styles/variables.scss
index c407688..e65ab4c 100644
--- a/web/src/styles/variables.scss
+++ b/web/src/styles/variables.scss
@@ -1,33 +1,95 @@
-// YesPlayMusic-inspired design tokens
+// TSMusicBot Design System — canonical tokens
 
 :root {
-  // Fonts
+  // Typography
   --font-primary: 'Barlow', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
+  --font-mono: ui-monospace, SFMono-Regular, Menlo, 'Cascadia Code', monospace;
+
+  --fs-hero:  22px;
+  --fs-h1:    20px;
+  --fs-h2:    17px;
+  --fs-h3:    16px;
+  --fs-body:  14px;
+  --fs-sm:    13px;
+  --fs-xs:    12px;
+  --fs-2xs:   11px;
+  --fs-micro: 10px;
+
+  --fw-regular: 400;
+  --fw-medium:  500;
+  --fw-semi:    600;
+  --fw-bold:    700;
+  --fw-black:   800;
+
+  --lh-tight:  1.2;
+  --lh-normal: 1.4;
+  --lh-body:   1.5;
 
   // Spacing
+  --space-1:  4px;
+  --space-2:  8px;
+  --space-3:  12px;
+  --space-4:  16px;
+  --space-5:  20px;
+  --space-6:  24px;
+  --space-8:  36px;
+  --space-10: 80px;
+
+  // Layout
   --navbar-height: 56px;
   --player-height: 56px;
+  --page-gutter: 10vw;
 
   // Radius
+  --radius-xs: 3px;
   --radius-sm: 6px;
   --radius-md: 10px;
   --radius-lg: 14px;
   --radius-xl: 20px;
+  --radius-full: 9999px;
 
   // Transitions
   --transition-fast: 0.2s ease;
   --transition-normal: 0.3s ease;
+  --ease-cinematic: cubic-bezier(0.25, 0.1, 0.25, 1);
+
+  // Shadows
+  --shadow-dropdown: 0 8px 24px rgba(0, 0, 0, 0.2);
+  --shadow-modal: 0 12px 40px rgba(0, 0, 0, 0.35);
 
   // Accent
   --color-primary: #335eea;
   --color-primary-bg: #eaeffd;
+  --color-primary-15: rgba(51, 94, 234, 0.15);
+  --color-primary-10: rgba(51, 94, 234, 0.10);
+  --color-primary-12: rgba(51, 94, 234, 0.12);
+  --gradient-fm: linear-gradient(135deg, #335eea, #6366f1);
+
+  // Semantic (theme-invariant)
+  --color-online: #22c55e;
+  --color-online-15: rgba(34, 197, 94, 0.15);
+  --color-paused: #eab308;
+  --color-paused-15: rgba(234, 179, 8, 0.15);
+
+  // Platform brand
+  --brand-netease: #e81123;
+  --brand-netease-15: rgba(232, 17, 35, 0.15);
+  --brand-qq: #12b76a;
+  --brand-qq-15: rgba(18, 183, 106, 0.15);
+  --brand-bilibili: #00a1d6;
+  --brand-bilibili-15: rgba(0, 161, 214, 0.15);
+  --brand-youtube: #ff0000;
+  --brand-youtube-12: rgba(255, 0, 0, 0.12);
 }
 
+// Dark theme (default)
+:root,
 [data-theme='dark'] {
   --bg-primary: #222222;
   --bg-secondary: #323232;
   --bg-card: rgba(255, 255, 255, 0.04);
   --bg-navbar: rgba(34, 34, 34, 0.86);
+  --bg-modal-scrim: rgba(0, 0, 0, 0.55);
   --text-primary: #ffffff;
   --text-secondary: rgba(255, 255, 255, 0.58);
   --text-tertiary: rgba(255, 255, 255, 0.38);
@@ -40,6 +102,7 @@
   --bg-secondary: #f5f5f7;
   --bg-card: rgba(0, 0, 0, 0.02);
   --bg-navbar: rgba(255, 255, 255, 0.86);
+  --bg-modal-scrim: rgba(0, 0, 0, 0.35);
   --text-primary: #000000;
   --text-secondary: rgba(0, 0, 0, 0.58);
   --text-tertiary: rgba(0, 0, 0, 0.38);
diff --git a/web/src/views/Home.vue b/web/src/views/Home.vue
index 1f8aaf8..1564c1f 100644
--- a/web/src/views/Home.vue
+++ b/web/src/views/Home.vue
@@ -179,6 +179,10 @@ onMounted(() => {
 
 .section {
   margin-bottom: 36px;
+
+  @media (max-width: 768px) {
+    margin-bottom: 28px;
+  }
 }
 
 .section-title {
@@ -188,6 +192,11 @@ onMounted(() => {
   display: flex;
   align-items: center;
   gap: 8px;
+
+  @media (max-width: 768px) {
+    font-size: 18px;
+    margin-bottom: 12px;
+  }
 }
 
 .section-count {
@@ -223,7 +232,7 @@ onMounted(() => {
   justify-content: center;
   width: 24px;
   height: 24px;
-  background: #00a1d6;
+  background: var(--brand-bilibili);
   color: white;
   border-radius: 4px;
   font-size: 14px;
@@ -317,6 +326,7 @@ onMounted(() => {
 
   @media (max-width: 1200px) { grid-template-columns: repeat(4, 1fr); }
   @media (max-width: 900px) { grid-template-columns: repeat(3, 1fr); }
+  @media (max-width: 768px) { grid-template-columns: repeat(3, 1fr); gap: 14px; }
 }
 
 .daily-card {
@@ -348,6 +358,7 @@ onMounted(() => {
 
   @media (max-width: 1200px) { grid-template-columns: repeat(4, 1fr); }
   @media (max-width: 900px) { grid-template-columns: repeat(3, 1fr); }
+  @media (max-width: 768px) { grid-template-columns: repeat(3, 1fr); gap: 14px; }
 }
 
 .playlist-card {
diff --git a/web/src/views/Library.vue b/web/src/views/Library.vue
new file mode 100644
index 0000000..f90a655
--- /dev/null
+++ b/web/src/views/Library.vue
@@ -0,0 +1,198 @@
+<template>
+  <div class="library-page">
+    <h1 class="page-title">音乐库</h1>
+
+    <!-- 我的歌单 -->
+    <section class="section" v-if="store.userPlaylists.length > 0">
+      <h2 class="section-title">
+        我的歌单
+        <span class="section-count">{{ store.userPlaylists.length }}</span>
+      </h2>
+      <div class="playlist-grid">
+        <RouterLink
+          v-for="pl in store.userPlaylists"
+          :key="pl.id"
+          :to="`/playlist/${pl.id}?platform=${pl.platform}`"
+          class="playlist-card hover-scale"
+        >
+          <CoverArt :url="pl.coverUrl" :size="160" :radius="10" :show-shadow="true" />
+          <div class="playlist-name">{{ pl.name }}</div>
+          <div class="playlist-count">{{ pl.songCount }} 首</div>
+        </RouterLink>
+      </div>
+    </section>
+
+    <!-- 最近播放 -->
+    <section class="section">
+      <h2 class="section-title">最近播放</h2>
+      <div v-if="historyLoading" class="loading">加载中...</div>
+      <div v-else-if="history.length === 0" class="empty">暂无播放记录</div>
+      <div v-else class="song-list">
+        <SongCard
+          v-for="(song, i) in history.slice(0, 10)"
+          :key="`hist-${song.id}-${i}`"
+          :song="song"
+          :index="i + 1"
+          :active="store.currentSong?.id === song.id"
+          @play="store.play(song.name, song.platform)"
+          @add="store.addToQueue(song.name, song.platform)"
+        />
+      </div>
+    </section>
+
+    <!-- 我的收藏 -->
+    <section class="section" v-if="liked.length > 0">
+      <h2 class="section-title">我的收藏</h2>
+      <div class="song-list">
+        <SongCard
+          v-for="(song, i) in liked.slice(0, 10)"
+          :key="`fav-${song.id}-${i}`"
+          :song="song"
+          :index="i + 1"
+          :active="store.currentSong?.id === song.id"
+          @play="store.play(song.name, song.platform)"
+          @add="store.addToQueue(song.name, song.platform)"
+        />
+      </div>
+    </section>
+
+    <div v-if="!historyLoading && store.userPlaylists.length === 0 && history.length === 0 && liked.length === 0" class="empty-state">
+      <Icon icon="mdi:music-box-outline" class="empty-icon" />
+      <div>登录网易云或QQ音乐后，这里将显示你的歌单和播放记录</div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted } from 'vue';
+import { Icon } from '@iconify/vue';
+import axios from 'axios';
+import { usePlayerStore } from '../stores/player.js';
+import CoverArt from '../components/CoverArt.vue';
+import SongCard from '../components/SongCard.vue';
+
+const store = usePlayerStore();
+
+type SongItem = { id: string; name: string; artist: string; album: string; duration: number; coverUrl: string; platform: string };
+
+const history = ref<SongItem[]>([]);
+const liked = ref<SongItem[]>([]);
+const historyLoading = ref(true);
+
+onMounted(async () => {
+  if (!store.activeBotId) {
+    await store.fetchBots();
+  }
+
+  store.fetchHomeData();
+
+  if (store.activeBotId) {
+    try {
+      const res = await axios.get(`/api/player/${store.activeBotId}/history`);
+      history.value = res.data.history ?? [];
+    } catch {
+      // API may not be ready
+    }
+
+    try {
+      const res = await axios.get('/api/music/user/liked');
+      liked.value = res.data.songs ?? [];
+    } catch {
+      // Liked songs API may not exist yet
+    }
+  }
+
+  historyLoading.value = false;
+});
+</script>
+
+<style lang="scss" scoped>
+.page-title {
+  font-size: var(--fs-hero);
+  font-weight: var(--fw-bold);
+  margin-bottom: 24px;
+}
+
+.section {
+  margin-bottom: 36px;
+}
+
+.section-title {
+  font-size: var(--fs-hero);
+  font-weight: var(--fw-bold);
+  margin-bottom: 16px;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.section-count {
+  font-size: var(--fs-sm);
+  font-weight: var(--fw-medium);
+  color: var(--text-tertiary);
+}
+
+.playlist-grid {
+  display: grid;
+  grid-template-columns: repeat(5, 1fr);
+  gap: 24px;
+
+  @media (max-width: 1200px) { grid-template-columns: repeat(4, 1fr); }
+  @media (max-width: 900px) { grid-template-columns: repeat(3, 1fr); }
+}
+
+.playlist-card {
+  cursor: pointer;
+  display: block;
+  text-decoration: none;
+  color: inherit;
+}
+
+.playlist-name {
+  margin-top: 8px;
+  font-size: var(--fs-sm);
+  font-weight: var(--fw-medium);
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+}
+
+.playlist-count {
+  font-size: var(--fs-xs);
+  color: var(--text-tertiary);
+  margin-top: 2px;
+}
+
+.song-list {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+}
+
+.loading {
+  text-align: center;
+  padding: 40px;
+  color: var(--text-secondary);
+}
+
+.empty {
+  text-align: center;
+  padding: 40px;
+  color: var(--text-tertiary);
+  font-size: var(--fs-body);
+}
+
+.empty-state {
+  text-align: center;
+  padding: 80px 20px;
+  color: var(--text-tertiary);
+  font-size: var(--fs-body);
+}
+
+.empty-icon {
+  font-size: 48px;
+  opacity: 0.3;
+  margin-bottom: 16px;
+}
+</style>
diff --git a/web/src/views/Settings.vue b/web/src/views/Settings.vue
index ca90e21..cacfed3 100755
--- a/web/src/views/Settings.vue
+++ b/web/src/views/Settings.vue
@@ -820,16 +820,16 @@ onUnmounted(() => {
   background: var(--border-color);
   color: var(--text-tertiary);
   &.online {
-    background: rgba(51, 94, 234, 0.15);
+    background: var(--color-primary-15);
     color: var(--color-primary);
   }
   &.playing {
-    background: rgba(76, 175, 80, 0.15);
-    color: #4caf50;
+    background: var(--color-online-15);
+    color: var(--color-online);
   }
   &.paused {
-    background: rgba(255, 152, 0, 0.15);
-    color: #ff9800;
+    background: var(--color-paused-15);
+    color: var(--color-paused);
   }
 }
 
@@ -853,7 +853,7 @@ onUnmounted(() => {
   color: var(--color-primary);
 
   &.bilibili-icon {
-    color: #00a1d6;
+    color: var(--brand-bilibili);
   }
 }
 
@@ -865,7 +865,7 @@ onUnmounted(() => {
 .account-status {
   font-size: 12px;
   color: var(--text-tertiary);
-  &.logged { color: #4caf50; }
+  &.logged { color: var(--color-online); }
 }
 
 .login-methods {
@@ -888,7 +888,7 @@ onUnmounted(() => {
 
   &:hover { border-color: var(--color-primary); color: var(--color-primary); }
   &.active {
-    background: rgba(51, 94, 234, 0.1);
+    background: var(--color-primary-10);
     border-color: var(--color-primary);
     color: var(--color-primary);
   }
@@ -1012,7 +1012,7 @@ onUnmounted(() => {
   &:hover { border-color: var(--border-color); }
   &.active {
     border-color: var(--color-primary);
-    background: rgba(51, 94, 234, 0.1);
+    background: var(--color-primary-10);
   }
 }