优化：列表显示优化

src/views/Home.vue

@@ -1,4 +1,5 @@
 <template>
+  <div class="home-page">
     <v-container class="home-container">
       <v-row justify="center" align="center" class="home-tabs">
         <v-tabs v-model="activeTab" class="home-tab-bar">
@@ -21,11 +22,95 @@
                 <span>加载中...</span>
               </div>
               <div v-else-if="listLength >= maxItems" class="no-more-tip">没有更多了</div>
+              <v-btn
+                v-else
+                class="load-more-btn"
+                variant="outlined"
+                color="primary"
+                :disabled="loadingMore"
+                @click="loadMore"
+              >
+                加载更多
+              </v-btn>
             </div>
           </div>
         </v-pull-to-refresh>
       </div>
     </v-container>
+
+    <footer class="home-footer">
+      <div class="footer-inner">
+        <div class="footer-top">
+          <div class="footer-brand">
+            <div class="footer-logo">
+              <span class="logo-mark">M</span>
+              <span class="logo-text">Polymarket</span>
+            </div>
+            <p class="footer-slogan">The World's Largest Prediction Market™</p>
+          </div>
+          <div class="footer-links-row">
+            <div class="footer-col">
+              <h4 class="footer-col-title">Support & Social</h4>
+              <ul class="footer-link-list">
+                <li><a href="#">Contact us</a></li>
+                <li><a href="#">Learn</a></li>
+                <li><a href="#">X (Twitter)</a></li>
+                <li><a href="#">Instagram</a></li>
+                <li><a href="#">Discord</a></li>
+                <li><a href="#">TikTok</a></li>
+                <li><a href="#">News</a></li>
+              </ul>
+            </div>
+            <div class="footer-col">
+              <h4 class="footer-col-title">Polymarket</h4>
+              <ul class="footer-link-list">
+                <li><a href="#">Accuracy</a></li>
+                <li><a href="#">Activity</a></li>
+                <li><a href="#">Leaderboard</a></li>
+                <li><a href="#">Rewards</a></li>
+                <li><a href="#">Press</a></li>
+                <li><a href="#">Careers</a></li>
+                <li><a href="#">APIs</a></li>
+              </ul>
+            </div>
+          </div>
+        </div>
+        <div class="footer-bottom">
+          <div class="footer-legal-links">
+            <a href="#">Adventure One QSS Inc. © 2026</a>
+            <span class="sep">/</span>
+            <a href="#">Privacy</a>
+            <span class="sep">/</span>
+            <a href="#">Terms of Use</a>
+            <span class="sep">/</span>
+            <a href="#">Help Center</a>
+            <span class="sep">/</span>
+            <a href="#">Docs</a>
+          </div>
+          <div class="footer-lang-social">
+            <v-select
+              v-model="footerLang"
+              :items="['English']"
+              density="compact"
+              hide-details
+              variant="outlined"
+              class="footer-lang-select"
+            />
+            <div class="footer-social-icons">
+              <v-icon size="20">mdi-email-outline</v-icon>
+              <v-icon size="20">mdi-twitter</v-icon>
+              <v-icon size="20">mdi-instagram</v-icon>
+              <v-icon size="20">mdi-discord</v-icon>
+              <v-icon size="20">mdi-music</v-icon>
+            </div>
+          </div>
+        </div>
+        <p class="footer-disclaimer">
+          Polymarket operates globally through separate legal entities. Polymarket US is operated by QCX LLC d/b/a Polymarket US, a CFTC-regulated Designated Contract Market. This international platform is not regulated by the CFTC and operates independently. Trading involves substantial risk of loss. See our <a href="#">Terms of Service &amp; Privacy Policy</a>.
+        </p>
+      </div>
+    </footer>
+  </div>
 </template>
 
 <script setup lang="ts">
@@ -40,10 +125,13 @@ const maxItems = 50
 
 const listLength = ref(INITIAL_COUNT)
 const loadingMore = ref(false)
+const footerLang = ref('English')
 const scrollRef = ref<HTMLElement | null>(null)
 const sentinelRef = ref<HTMLElement | null>(null)
 let observer: IntersectionObserver | null = null
 
+const SCROLL_LOAD_THRESHOLD = 280
+
 function onRefresh({ done }: { done: () => void }) {
   setTimeout(() => {
     listLength.value = INITIAL_COUNT
@@ -60,23 +148,39 @@ function loadMore() {
   }, 400)
 }
 
+function checkScrollLoad() {
+  const el = scrollRef.value
+  if (!el || loadingMore.value || listLength.value >= maxItems) return
+  const { scrollTop, clientHeight, scrollHeight } = el
+  if (scrollHeight - scrollTop - clientHeight < SCROLL_LOAD_THRESHOLD) {
+    loadMore()
+  }
+}
+
 onMounted(() => {
   nextTick(() => {
-    if (!sentinelRef.value || !scrollRef.value) return
+    const scrollEl = scrollRef.value
+    const sentinel = sentinelRef.value
+    if (!sentinel || !scrollEl) return
+
     observer = new IntersectionObserver(
       (entries) => {
         if (!entries[0]?.isIntersecting) return
         loadMore()
       },
-      { root: scrollRef.value, rootMargin: '80px', threshold: 0 }
+      { root: scrollEl, rootMargin: `${SCROLL_LOAD_THRESHOLD}px`, threshold: 0 }
     )
-    observer.observe(sentinelRef.value)
+    observer.observe(sentinel)
+
+    scrollEl.addEventListener('scroll', checkScrollLoad, { passive: true })
   })
 })
 
 onUnmounted(() => {
-  if (observer && sentinelRef.value) observer.unobserve(sentinelRef.value)
+  const sentinel = sentinelRef.value
+  if (observer && sentinel) observer.unobserve(sentinel)
   observer = null
+  scrollRef.value?.removeEventListener('scroll', checkScrollLoad)
 })
 </script>
 
@@ -111,15 +215,23 @@ onUnmounted(() => {
   overflow-y: auto;
   overflow-x: hidden;
   -webkit-overflow-scrolling: touch;
+  /* 占满剩余视口高度，内容多时在内部滚动 */
+  min-height: calc(100vh - 64px - 48px - 32px);
   max-height: calc(100vh - 64px - 48px - 32px);
 }
 
+/* 卡片最小宽度与 MarketCard 一致 310px；auto-fill 按可用宽度自动 1～4 列，避免第三列被裁 */
 .home-list {
   width: 100%;
-  display: flex;
+  display: grid;
-  flex-wrap: wrap;
   gap: 20px;
   padding-bottom: 8px;
+  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
+}
+
+.home-list > * {
+  min-width: 0;
+  width: 100%;
 }
 
 .load-more-footer {
@@ -136,7 +248,7 @@ onUnmounted(() => {
   bottom: 0;
   left: 0;
   right: 0;
-  height: 1px;
+  height: 8px;
   pointer-events: none;
   opacity: 0;
 }
@@ -152,10 +264,15 @@ onUnmounted(() => {
   font-size: 14px;
 }
 
-/* When only one column fits */
+.load-more-btn {
-@media (max-width: 600px) {
+  text-transform: none;
-  .home-list > div {
+  margin-top: 4px;
-    flex: 1 1 100%;
+}
+
+/* 大屏最多 4 列，避免过宽时出现 5 列以上 */
+@media (min-width: 1320px) {
+  .home-list {
+    grid-template-columns: repeat(4, minmax(310px, 1fr));
   }
 }
 
@@ -215,4 +332,198 @@ onUnmounted(() => {
     grid-template-columns: 1fr;
   }
 }
+
+/* Footer */
+.home-page {
+  display: flex;
+  flex-direction: column;
+  min-height: 100vh;
+}
+
+.home-footer {
+  width: 100%;
+  background-color: #374151;
+  color: rgba(255, 255, 255, 0.85);
+  margin-top: auto;
+  padding: 48px 24px 32px;
+}
+
+.footer-inner {
+  max-width: 1200px;
+  margin: 0 auto;
+}
+
+.footer-top {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 48px;
+  padding-bottom: 32px;
+  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
+}
+
+.footer-brand {
+  flex-shrink: 0;
+}
+
+.footer-logo {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  margin-bottom: 8px;
+}
+
+.logo-mark {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 36px;
+  height: 36px;
+  background: rgba(255, 255, 255, 0.15);
+  color: #fff;
+  font-weight: 700;
+  font-size: 18px;
+  border-radius: 6px;
+}
+
+.logo-text {
+  font-size: 1.25rem;
+  font-weight: 600;
+  color: #fff;
+}
+
+.footer-slogan {
+  font-size: 0.875rem;
+  color: rgba(255, 255, 255, 0.7);
+  margin: 0;
+}
+
+.footer-links-row {
+  display: flex;
+  gap: 64px;
+  flex-wrap: wrap;
+}
+
+.footer-col-title {
+  font-size: 0.75rem;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.05em;
+  color: rgba(255, 255, 255, 0.9);
+  margin: 0 0 12px 0;
+  padding-bottom: 8px;
+  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
+}
+
+.footer-link-list {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+}
+
+.footer-link-list li {
+  margin-bottom: 6px;
+}
+
+.footer-link-list a {
+  color: rgba(255, 255, 255, 0.75);
+  text-decoration: none;
+  font-size: 0.875rem;
+}
+
+.footer-link-list a:hover {
+  color: #fff;
+}
+
+.footer-bottom {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  justify-content: space-between;
+  gap: 16px;
+  padding-top: 24px;
+  padding-bottom: 24px;
+}
+
+.footer-legal-links {
+  font-size: 0.8125rem;
+}
+
+.footer-legal-links a {
+  color: rgba(255, 255, 255, 0.75);
+  text-decoration: none;
+}
+
+.footer-legal-links a:hover {
+  color: #fff;
+}
+
+.footer-legal-links .sep {
+  margin: 0 8px;
+  color: rgba(255, 255, 255, 0.4);
+}
+
+.footer-lang-social {
+  display: flex;
+  align-items: center;
+  gap: 16px;
+}
+
+.footer-lang-select {
+  max-width: 120px;
+}
+
+.footer-lang-select :deep(.v-field) {
+  background: rgba(255, 255, 255, 0.08);
+  color: #fff;
+  font-size: 0.875rem;
+}
+
+.footer-social-icons {
+  display: flex;
+  gap: 12px;
+  color: rgba(255, 255, 255, 0.8);
+}
+
+.footer-social-icons .v-icon {
+  cursor: pointer;
+}
+
+.footer-social-icons .v-icon:hover {
+  color: #fff;
+}
+
+.footer-disclaimer {
+  font-size: 0.75rem;
+  line-height: 1.5;
+  color: rgba(255, 255, 255, 0.6);
+  margin: 0;
+  max-width: 720px;
+}
+
+.footer-disclaimer a {
+  color: rgba(255, 255, 255, 0.85);
+  text-decoration: underline;
+}
+
+.footer-disclaimer a:hover {
+  color: #fff;
+}
+
+@media (max-width: 600px) {
+  .home-footer {
+    padding: 32px 16px 24px;
+  }
+  .footer-top {
+    flex-direction: column;
+    gap: 32px;
+    padding-bottom: 24px;
+  }
+  .footer-links-row {
+    gap: 32px;
+  }
+  .footer-bottom {
+    flex-direction: column;
+    align-items: flex-start;
+  }
+}
 </style>