diff --git a/src/components/OrderBook.vue b/src/components/OrderBook.vue
index 919e03b..1883e70 100644
--- a/src/components/OrderBook.vue
+++ b/src/components/OrderBook.vue
@@ -1,5 +1,5 @@
 <template>
-  <v-card class="order-book">
+  <v-card class="order-book" elevation="0">
     <!-- Header -->
     <div class="order-book-header">
       <h3 class="order-book-title">Order Book</h3>
@@ -198,7 +198,8 @@ const maxBidsTotal = computed(() => {
   width: 100%;
   border-radius: 8px;
   overflow: hidden;
-  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+  box-shadow: none;
+  border: 1px solid #e7e7e7;
 }
 
 .horizontal-progress-bar {
diff --git a/src/components/TradeComponent.vue b/src/components/TradeComponent.vue
index 748f077..535d5ff 100644
--- a/src/components/TradeComponent.vue
+++ b/src/components/TradeComponent.vue
@@ -1,6 +1,6 @@
 <template>
-  <!-- 桌面端：完整交易卡片 -->
-  <v-card v-if="!mobile" class="trade-component">
+  <!-- 桌面端：完整交易卡片（扁平化） -->
+  <v-card v-if="!mobile" class="trade-component" elevation="0">
     <!-- Header -->
     <div class="header">
       <v-tabs v-model="activeTab" class="buy-sell-tabs minimal-tabs" density="compact">
@@ -44,7 +44,7 @@
             text
             @click="handleOptionChange('yes')"
           >
-            Yes {{ yesPriceCents }}¢
+            {{ yesLabel }} {{ yesPriceCents }}¢
           </v-btn>
           <v-btn
             class="no-btn"
@@ -52,7 +52,7 @@
             text
             @click="handleOptionChange('no')"
           >
-            No {{ noPriceCents }}¢
+            {{ noLabel }} {{ noPriceCents }}¢
           </v-btn>
         </div>
 
@@ -68,7 +68,7 @@
               <span class="label">To win</span>
               <span class="to-win-value">
                 <v-icon size="16" color="green">mdi-currency-usd</v-icon>
-                $20
+                ${{ toWinValue }}
               </span>
             </div>
           </template>
@@ -106,7 +106,7 @@
             text
             @click="handleOptionChange('yes')"
           >
-            Yes {{ yesPriceCents }}¢
+            {{ yesLabel }} {{ yesPriceCents }}¢
           </v-btn>
           <v-btn
             class="no-btn"
@@ -114,7 +114,7 @@
             text
             @click="handleOptionChange('no')"
           >
-            No {{ noPriceCents }}¢
+            {{ noLabel }} {{ noPriceCents }}¢
           </v-btn>
         </div>
 
@@ -135,6 +135,15 @@
             <v-btn class="amount-btn" @click="adjustAmount(100)">+$100</v-btn>
             <v-btn class="amount-btn" @click="setMaxAmount">Max</v-btn>
           </div>
+
+          <!-- To win（份数 × 1U） -->
+          <div v-if="amount > 0" class="total-row amount-to-win-row">
+            <span class="label">To win</span>
+            <span class="to-win-value">
+              <v-icon size="16" color="green">mdi-currency-usd</v-icon>
+              ${{ toWinValue }}
+            </span>
+          </div>
         </div>
 
         <!-- Deposit Button -->
@@ -152,7 +161,7 @@
           text
           @click="handleOptionChange('yes')"
         >
-          Yes {{ yesPriceCents }}¢
+          {{ yesLabel }} {{ yesPriceCents }}¢
         </v-btn>
         <v-btn
           class="no-btn"
@@ -160,7 +169,7 @@
           text
           @click="handleOptionChange('no')"
         >
-          No {{ noPriceCents }}¢
+          {{ noLabel }} {{ noPriceCents }}¢
         </v-btn>
       </div>
 
@@ -260,7 +269,7 @@
             <span class="label">To win</span>
             <span class="to-win-value">
               <v-icon size="16" color="green">mdi-currency-usd</v-icon>
-              $20
+              ${{ toWinValue }}
             </span>
           </div>
         </template>
@@ -288,9 +297,9 @@
     </template>
   </v-card>
 
-  <!-- 移动端且由首页卡片嵌入：只渲染交易表单，无底部栏、无内部 sheet -->
+  <!-- 移动端且由首页卡片嵌入：只渲染交易表单，无底部栏、无内部 sheet（扁平化） -->
   <template v-else-if="embeddedInSheet">
-    <v-sheet class="trade-sheet-paper trade-sheet-paper--embedded" rounded="lg">
+    <v-sheet class="trade-sheet-paper trade-sheet-paper--embedded" rounded="lg" elevation="0">
       <div class="trade-component trade-sheet-inner">
         <div class="header">
           <v-tabs v-model="activeTab" class="buy-sell-tabs minimal-tabs" density="compact">
@@ -329,14 +338,14 @@
                 :class="{ active: selectedOption === 'yes' }"
                 text
                 @click="handleOptionChange('yes')"
-                >Yes {{ yesPriceCents }}¢</v-btn
+                >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
               >
               <v-btn
                 class="no-btn"
                 :class="{ active: selectedOption === 'no' }"
                 text
                 @click="handleOptionChange('no')"
-                >No {{ noPriceCents }}¢</v-btn
+                >{{ noLabel }} {{ noPriceCents }}¢</v-btn
               >
             </div>
             <div class="total-section">
@@ -344,11 +353,11 @@
                 <div class="total-row">
                   <span class="label">Total</span><span class="total-value">${{ totalPrice }}</span>
                 </div>
-                <div class="total-row">
-                  <span class="label">To win</span
-                  ><span class="to-win-value"
-                    ><v-icon size="16" color="green">mdi-currency-usd</v-icon> $20</span
-                  >
+            <div class="total-row">
+              <span class="label">To win</span
+              ><span class="to-win-value"
+                ><v-icon size="16" color="green">mdi-currency-usd</v-icon> ${{ toWinValue }}</span
+              >
                 </div>
               </template>
               <template v-else>
@@ -378,14 +387,14 @@
                 :class="{ active: selectedOption === 'yes' }"
                 text
                 @click="handleOptionChange('yes')"
-                >Yes {{ yesPriceCents }}¢</v-btn
+                >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
               >
               <v-btn
                 class="no-btn"
                 :class="{ active: selectedOption === 'no' }"
                 text
                 @click="handleOptionChange('no')"
-                >No {{ noPriceCents }}¢</v-btn
+                >{{ noLabel }} {{ noPriceCents }}¢</v-btn
               >
             </div>
             <div class="input-group">
@@ -402,6 +411,13 @@
                 <v-btn class="amount-btn" @click="adjustAmount(100)">+$100</v-btn>
                 <v-btn class="amount-btn" @click="setMaxAmount">Max</v-btn>
               </div>
+              <div v-if="amount > 0" class="total-row amount-to-win-row">
+                <span class="label">To win</span>
+                <span class="to-win-value">
+                  <v-icon size="16" color="green">mdi-currency-usd</v-icon>
+                  ${{ toWinValue }}
+                </span>
+              </div>
             </div>
             <v-btn class="deposit-btn" @click="deposit">Deposit</v-btn>
           </template>
@@ -413,14 +429,14 @@
               :class="{ active: selectedOption === 'yes' }"
               text
               @click="handleOptionChange('yes')"
-              >Yes {{ yesPriceCents }}¢</v-btn
+              >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
             >
             <v-btn
               class="no-btn"
               :class="{ active: selectedOption === 'no' }"
               text
               @click="handleOptionChange('no')"
-              >No {{ noPriceCents }}¢</v-btn
+              >{{ noLabel }} {{ noPriceCents }}¢</v-btn
             >
           </div>
           <div class="input-group limit-price-group">
@@ -503,11 +519,11 @@
               <div class="total-row">
                 <span class="label">Total</span><span class="total-value">${{ totalPrice }}</span>
               </div>
-              <div class="total-row">
-                <span class="label">To win</span
-                ><span class="to-win-value"
-                  ><v-icon size="16" color="green">mdi-currency-usd</v-icon> $20</span
-                >
+            <div class="total-row">
+              <span class="label">To win</span
+              ><span class="to-win-value"
+                ><v-icon size="16" color="green">mdi-currency-usd</v-icon> ${{ toWinValue }}</span
+              >
               </div>
             </template>
             <template v-else>
@@ -544,7 +560,7 @@
         block
         @click="openSheet('yes')"
       >
-        Buy Yes {{ yesPriceCents }}¢
+        Buy {{ yesLabel }} {{ yesPriceCents }}¢
       </v-btn>
       <v-btn
         class="mobile-bar-btn mobile-bar-no"
@@ -554,7 +570,7 @@
         block
         @click="openSheet('no')"
       >
-        Buy No {{ noPriceCents }}¢
+        Buy {{ noLabel }} {{ noPriceCents }}¢
       </v-btn>
     </div>
 
@@ -598,14 +614,14 @@
                   :class="{ active: selectedOption === 'yes' }"
                   text
                   @click="handleOptionChange('yes')"
-                  >Yes {{ yesPriceCents }}¢</v-btn
+                  >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
                 >
                 <v-btn
                   class="no-btn"
                   :class="{ active: selectedOption === 'no' }"
                   text
                   @click="handleOptionChange('no')"
-                  >No {{ noPriceCents }}¢</v-btn
+                  >{{ noLabel }} {{ noPriceCents }}¢</v-btn
                 >
               </div>
               <div class="total-section">
@@ -614,11 +630,11 @@
                     <span class="label">Total</span
                     ><span class="total-value">${{ totalPrice }}</span>
                   </div>
-                  <div class="total-row">
-                    <span class="label">To win</span
-                    ><span class="to-win-value"
-                      ><v-icon size="16" color="green">mdi-currency-usd</v-icon> $20</span
-                    >
+            <div class="total-row">
+              <span class="label">To win</span
+              ><span class="to-win-value"
+                ><v-icon size="16" color="green">mdi-currency-usd</v-icon> ${{ toWinValue }}</span
+              >
                   </div>
                 </template>
                 <template v-else>
@@ -648,14 +664,14 @@
                   :class="{ active: selectedOption === 'yes' }"
                   text
                   @click="handleOptionChange('yes')"
-                  >Yes {{ yesPriceCents }}¢</v-btn
+                  >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
                 >
                 <v-btn
                   class="no-btn"
                   :class="{ active: selectedOption === 'no' }"
                   text
                   @click="handleOptionChange('no')"
-                  >No {{ noPriceCents }}¢</v-btn
+                  >{{ noLabel }} {{ noPriceCents }}¢</v-btn
                 >
               </div>
               <div class="input-group">
@@ -672,6 +688,13 @@
                   <v-btn class="amount-btn" @click="adjustAmount(100)">+$100</v-btn>
                   <v-btn class="amount-btn" @click="setMaxAmount">Max</v-btn>
                 </div>
+                <div v-if="amount > 0" class="total-row amount-to-win-row">
+                  <span class="label">To win</span>
+                  <span class="to-win-value">
+                    <v-icon size="16" color="green">mdi-currency-usd</v-icon>
+                    ${{ toWinValue }}
+                  </span>
+                </div>
               </div>
               <v-btn class="deposit-btn" @click="deposit">Deposit</v-btn>
             </template>
@@ -683,14 +706,14 @@
                 :class="{ active: selectedOption === 'yes' }"
                 text
                 @click="handleOptionChange('yes')"
-                >Yes {{ yesPriceCents }}¢</v-btn
+                >{{ yesLabel }} {{ yesPriceCents }}¢</v-btn
               >
               <v-btn
                 class="no-btn"
                 :class="{ active: selectedOption === 'no' }"
                 text
                 @click="handleOptionChange('no')"
-                >No {{ noPriceCents }}¢</v-btn
+                >{{ noLabel }} {{ noPriceCents }}¢</v-btn
               >
             </div>
             <div class="input-group limit-price-group">
@@ -772,11 +795,11 @@
                 <div class="total-row">
                   <span class="label">Total</span><span class="total-value">${{ totalPrice }}</span>
                 </div>
-                <div class="total-row">
-                  <span class="label">To win</span
-                  ><span class="to-win-value"
-                    ><v-icon size="16" color="green">mdi-currency-usd</v-icon> $20</span
-                  >
+            <div class="total-row">
+              <span class="label">To win</span
+              ><span class="to-win-value"
+                ><v-icon size="16" color="green">mdi-currency-usd</v-icon> ${{ toWinValue }}</span
+              >
                 </div>
               </template>
               <template v-else>
@@ -812,7 +835,7 @@
     content-class="merge-dialog"
     transition="dialog-transition"
   >
-    <v-card class="merge-dialog-card" rounded="lg">
+    <v-card class="merge-dialog-card" rounded="lg" elevation="0">
       <div class="merge-dialog-header">
         <h3 class="merge-dialog-title">Merge shares</h3>
         <v-btn
@@ -875,7 +898,7 @@
     content-class="split-dialog"
     transition="dialog-transition"
   >
-    <v-card class="split-dialog-card" rounded="lg">
+    <v-card class="split-dialog-card" rounded="lg" elevation="0">
       <div class="split-dialog-header">
         <h3 class="split-dialog-title">Split</h3>
         <v-btn
@@ -981,6 +1004,8 @@ export interface TradeMarketPayload {
   title?: string
   /** 与 outcomes/outcomePrices 顺序一致，用于下单 tokenId：0=Yes 1=No */
   clobTokenIds?: string[]
+  /** 选项展示文案，如 ["Yes","No"] 或 ["Up","Down"]，用于 Buy Yes/No 按钮文字 */
+  outcomes?: string[]
 }
 
 const props = withDefaults(
@@ -1071,6 +1096,8 @@ defineExpose({ openMergeDialog, openSplitDialog })
 
 const yesPriceCents = computed(() => (props.market ? Math.round(props.market.yesPrice * 100) : 19))
 const noPriceCents = computed(() => (props.market ? Math.round(props.market.noPrice * 100) : 82))
+const yesLabel = computed(() => props.market?.outcomes?.[0] ?? 'Yes')
+const noLabel = computed(() => props.market?.outcomes?.[1] ?? 'No')
 
 function openSheet(option: 'yes' | 'no') {
   handleOptionChange(option)
@@ -1120,8 +1147,22 @@ const totalPrice = computed(() => {
   return (limitPrice.value * shares.value).toFixed(2)
 })
 
+/** To win = 份数 × 1U = shares × 1 USDC */
+const toWinValue = computed(() => {
+  if (isMarketMode.value) {
+    const price =
+      selectedOption.value === 'yes'
+        ? (props.market?.yesPrice ?? 0.5)
+        : (props.market?.noPrice ?? 0.5)
+    const sharesFromAmount = price > 0 ? amount.value / price : 0
+    return sharesFromAmount.toFixed(2)
+  }
+  return (shares.value * 1).toFixed(2)
+})
+
 const actionButtonText = computed(() => {
-  return `${activeTab.value} ${selectedOption.value.charAt(0).toUpperCase() + selectedOption.value.slice(1)}`
+  const label = selectedOption.value === 'yes' ? yesLabel.value : noLabel.value
+  return `${activeTab.value} ${label}`
 })
 
 function applyInitialOption(option: 'yes' | 'no') {
@@ -1373,11 +1414,38 @@ async function submitOrder() {
 </script>
 
 <style scoped>
+/* 扁平化：移除所有阴影 */
+.trade-component,
+.trade-sheet-paper,
+.merge-dialog-card,
+.split-dialog-card {
+  box-shadow: none !important;
+}
+
+.trade-component :deep(.v-btn),
+.trade-component :deep(.v-btn::before),
+.trade-sheet-inner :deep(.v-btn),
+.trade-sheet-inner :deep(.v-btn::before),
+.merge-dialog-card .v-btn,
+.merge-dialog-card .v-btn::before,
+.split-dialog-card .v-btn,
+.split-dialog-card .v-btn::before {
+  box-shadow: none !important;
+}
+
+.trade-component :deep(.v-field),
+.trade-sheet-inner :deep(.v-field),
+.merge-dialog-card :deep(.v-field),
+.split-dialog-card :deep(.v-field) {
+  box-shadow: none !important;
+}
+
 .trade-component {
   width: 100%;
   max-width: 400px;
   border-radius: 8px;
   overflow: hidden;
+  border: 1px solid #e7e7e7;
 }
 
 .header {
@@ -1410,6 +1478,7 @@ async function submitOrder() {
   font-size: 14px;
   text-transform: none;
   color: #666666;
+  box-shadow: none !important;
 }
 
 .more-item {
@@ -1431,6 +1500,7 @@ async function submitOrder() {
   border-radius: 4px;
   text-transform: none;
   font-size: 14px;
+  box-shadow: none !important;
 }
 
 .yes-btn.active {
@@ -1445,11 +1515,12 @@ async function submitOrder() {
   border-radius: 4px;
   text-transform: none;
   font-size: 14px;
+  box-shadow: none !important;
 }
 
 .no-btn.active {
-  background-color: #cc0000;
-  color: #ffffff;
+  background-color: #f0b8b8;
+  color: #cc0000;
 }
 
 .input-group {
@@ -1581,6 +1652,7 @@ async function submitOrder() {
   text-transform: none;
   font-size: 12px;
   padding: 4px;
+  box-shadow: none !important;
 }
 
 .matching-info {
@@ -1609,6 +1681,10 @@ async function submitOrder() {
   border-radius: 4px;
 }
 
+.expiration-select :deep(.v-field) {
+  box-shadow: none !important;
+}
+
 .total-section {
   padding: 12px;
   border-top: 1px solid #e0e0e0;
@@ -1638,11 +1714,12 @@ async function submitOrder() {
   width: 100%;
   background-color: #0066cc;
   color: #ffffff;
-  border-radius: 0;
+  border-radius: 6px;
   padding: 16px;
   font-size: 15px;
   font-weight: 500;
   text-transform: none;
+  box-shadow: none !important;
 }
 
 /* Market Mode Styles */
@@ -1685,17 +1762,25 @@ async function submitOrder() {
   text-transform: none;
   font-size: 14px;
   padding: 8px;
+  box-shadow: none !important;
+}
+
+.amount-to-win-row {
+  margin-top: 12px;
+  padding-top: 12px;
+  border-top: 1px solid #eee;
 }
 
 .deposit-btn {
   width: 100%;
   background-color: #0066cc;
   color: #ffffff;
-  border-radius: 0;
+  border-radius: 6px;
   padding: 16px;
   font-size: 15px;
   font-weight: 500;
   text-transform: none;
+  box-shadow: none !important;
 }
 
 /* 移动端底部交易栏（红框样式） */
@@ -1823,6 +1908,7 @@ async function submitOrder() {
 .merge-dialog-card {
   padding: 0;
   overflow: hidden;
+  box-shadow: none !important;
 }
 
 .merge-dialog-header {
@@ -1925,12 +2011,14 @@ async function submitOrder() {
 .merge-submit-btn {
   text-transform: none;
   font-weight: 600;
+  box-shadow: none !important;
 }
 
 /* Split dialog */
 .split-dialog-card {
   padding: 0;
   overflow: hidden;
+  box-shadow: none !important;
 }
 .split-dialog-header {
   display: flex;
@@ -1993,5 +2081,6 @@ async function submitOrder() {
 .split-submit-btn {
   text-transform: none;
   font-weight: 600;
+  box-shadow: none !important;
 }
 </style>
diff --git a/src/views/EventMarkets.vue b/src/views/EventMarkets.vue
index b996d44..6e5f1dc 100644
--- a/src/views/EventMarkets.vue
+++ b/src/views/EventMarkets.vue
@@ -86,7 +86,7 @@
                     rounded="sm"
                     @click="openTrade(market, index, 'yes')"
                   >
-                    Yes {{ yesPrice(market) }}
+                    {{ yesLabel(market) }} {{ yesPrice(market) }}
                   </v-btn>
                   <v-btn
                     class="buy-no-btn"
@@ -95,7 +95,7 @@
                     rounded="sm"
                     @click="openTrade(market, index, 'no')"
                   >
-                    No {{ noPrice(market) }}
+                    {{ noLabel(market) }} {{ noPrice(market) }}
                   </v-btn>
                 </div>
               </div>
@@ -125,7 +125,7 @@
             rounded="sm"
             @click="openSheetWithOption('yes')"
           >
-            Yes {{ barMarket ? yesPrice(barMarket) : '0¢' }}
+            {{ barMarket ? yesLabel(barMarket) : 'Yes' }} {{ barMarket ? yesPrice(barMarket) : '0¢' }}
           </v-btn>
           <v-btn
             class="mobile-bar-btn mobile-bar-no"
@@ -133,7 +133,7 @@
             rounded="sm"
             @click="openSheetWithOption('no')"
           >
-            No {{ barMarket ? noPrice(barMarket) : '0¢' }}
+            {{ barMarket ? noLabel(barMarket) : 'No' }} {{ barMarket ? noPrice(barMarket) : '0¢' }}
           </v-btn>
           <v-menu
             v-model="mobileMenuOpen"
@@ -239,6 +239,7 @@ const tradeMarketPayload = computed(() => {
     noPrice,
     title: m.question,
     clobTokenIds: m.clobTokenIds,
+    outcomes: m.outcomes,
   }
 })
 
@@ -566,6 +567,14 @@ function marketChance(market: PmEventMarketItem): number {
   return Math.min(100, Math.max(0, Math.round(yesPrice * 100)))
 }
 
+function yesLabel(market: PmEventMarketItem): string {
+  return market?.outcomes?.[0] ?? 'Yes'
+}
+
+function noLabel(market: PmEventMarketItem): string {
+  return market?.outcomes?.[1] ?? 'No'
+}
+
 function yesPrice(market: PmEventMarketItem): string {
   const raw = market?.outcomePrices?.[0]
   if (raw == null) return '0¢'
@@ -734,13 +743,14 @@ watch(
   }
 }
 
-/* 分时图卡片 */
+/* 分时图卡片（扁平化） */
 .chart-card.polymarket-chart {
   margin-bottom: 24px;
   padding: 20px 24px 16px;
   background-color: #ffffff;
   border: 1px solid #e7e7e7;
   border-radius: 12px;
+  box-shadow: none;
 }
 
 .chart-header {
@@ -884,6 +894,7 @@ watch(
   border: 1px solid #e7e7e7;
   border-radius: 12px;
   overflow: hidden;
+  box-shadow: none;
 }
 
 .markets-list {
diff --git a/src/views/TradeDetail.vue b/src/views/TradeDetail.vue
index d3589cd..999de24 100644
--- a/src/views/TradeDetail.vue
+++ b/src/views/TradeDetail.vue
@@ -130,7 +130,7 @@
             rounded="sm"
             @click="openSheetWithOption('yes')"
           >
-            Yes {{ yesPriceCents }}¢
+            {{ yesLabel }} {{ yesPriceCents }}¢
           </v-btn>
           <v-btn
             class="mobile-bar-btn mobile-bar-no"
@@ -138,7 +138,7 @@
             rounded="sm"
             @click="openSheetWithOption('no')"
           >
-            No {{ noPriceCents }}¢
+            {{ noLabel }} {{ noPriceCents }}¢
           </v-btn>
           <v-menu
             v-model="mobileMenuOpen"
@@ -332,6 +332,7 @@ const tradeMarketPayload = computed(() => {
       noPrice,
       title: m.question,
       clobTokenIds: m.clobTokenIds,
+      outcomes: m.outcomes,
     }
   }
   const qId = route.query.marketId
@@ -372,6 +373,8 @@ const yesPriceCents = computed(() =>
 const noPriceCents = computed(() =>
   tradeMarketPayload.value ? Math.round(tradeMarketPayload.value.noPrice * 100) : 0
 )
+const yesLabel = computed(() => currentMarket.value?.outcomes?.[0] ?? 'Yes')
+const noLabel = computed(() => currentMarket.value?.outcomes?.[1] ?? 'No')
 
 function openSheetWithOption(side: 'yes' | 'no') {
   tradeInitialOptionFromBar.value = side
@@ -921,13 +924,14 @@ onUnmounted(() => {
   font-weight: 600;
 }
 
-/* Polymarket 样式分时图卡片 */
+/* Polymarket 样式分时图卡片（扁平化） */
 .chart-card.polymarket-chart {
   margin-top: 32px;
   padding: 20px 24px 16px;
   background-color: #ffffff;
   border: 1px solid #e7e7e7;
   border-radius: 12px;
+  box-shadow: none;
 }
 
 .chart-header {
@@ -1027,11 +1031,12 @@ onUnmounted(() => {
   color: #111827;
 }
 
-/* Order Book Card Styles */
+/* Order Book Card Styles（扁平化） */
 .order-book-card {
   padding: 0;
   background-color: #ffffff;
   border: 1px solid #e7e7e7;
+  box-shadow: none;
 }
 
 /* 左右布局：左侧弹性，右侧固定 */
@@ -1141,11 +1146,12 @@ onUnmounted(() => {
   }
 }
 
-/* Comments / Top Holders / Activity */
+/* Comments / Top Holders / Activity（扁平化） */
 .activity-card {
   margin-top: 32px;
   border: 1px solid #e5e7eb;
   overflow: hidden;
+  box-shadow: none;
 }
 
 .detail-tabs {