diff --git a/api/user.js b/api/user.js
index 2dfe350..71d8ef8 100644
--- a/api/user.js
+++ b/api/user.js
@@ -1,8 +1,15 @@
 import { request } from "@/utils/request.js";
 
-export const getUserSignInfo = async (data) => {
+export const getUserSignInfo = async () => {
   return request({
     url: "/api/sign/info",
     method: "GET",
   });
 };
+
+export const userSignIn = async () => {
+  return request({
+    url: "/api/sign/in",
+    method: "POST",
+  });
+};
diff --git a/pages/index/index.vue b/pages/index/index.vue
index 016a7cc..6be2b8e 100644
--- a/pages/index/index.vue
+++ b/pages/index/index.vue
@@ -67,18 +67,35 @@
             signInfo.isSignedToday ? "今日已开启" : "开启今日好运"
           }}</text>
         </button>
-        <view class="progress-section">
-          <view class="progress-info">
-            <text>已连续领好运 {{ continuousDays }} 天</text>
-            <text>{{ currentMonthDays }} / {{ totalMonthDays }}</text>
+        <view class="week-sign-section">
+          <view class="sign-header">
+            <text class="sign-title">已连续签到 {{ continuousDays }} 天</text>
+            <text class="sign-tip">连续7天得大奖</text>
           </view>
-          <view class="progress-bar-bg">
+          <view class="week-days">
             <view
-              class="progress-bar-fill"
-              :style="{
-                width: (currentMonthDays / totalMonthDays) * 100 + '%',
-              }"
-            ></view>
+              class="day-item"
+              v-for="(day, index) in weekDays"
+              :key="index"
+              :class="{ 'is-today': day.isToday, 'is-signed': day.isSigned }"
+            >
+              <text class="day-label">{{ day.label }}</text>
+              <view class="status-icon">
+                <uni-icons
+                  v-if="day.isSigned"
+                  type="checkmarkempty"
+                  size="14"
+                  color="#fff"
+                />
+                <uni-icons
+                  v-else-if="day.isToday && !day.isSigned"
+                  type="plus"
+                  size="14"
+                  color="#d81e06"
+                />
+                <text v-else class="dot"></text>
+              </view>
+            </view>
           </view>
         </view>
       </view>
@@ -215,7 +232,7 @@ import { getStatusBarHeight } from "@/utils/system";
 import { onShareAppMessage, onShareTimeline, onShow } from "@dcloudio/uni-app";
 import { useUserStore } from "@/stores/user";
 import { getRecommendList } from "@/api/system";
-import { getUserSignInfo } from "@/api/user";
+import { getUserSignInfo, userSignIn } from "@/api/user";
 
 import LoginPopup from "@/components/LoginPopup/LoginPopup.vue";
 import LuckyPopup from "@/components/LuckyPopup/LuckyPopup.vue";
@@ -228,6 +245,79 @@ const userInfo = computed(() => userStore?.userInfo || {});
 const isLoggedIn = computed(() => !!userStore.userInfo.nickName);
 const signInfo = ref({}); // 用户签到信息
 
+const weekDays = computed(() => {
+  const now = new Date();
+  const todayStr =
+    signInfo.value.today ||
+    `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, "0")}-${String(now.getDate()).padStart(2, "0")}`;
+
+  const current = new Date(todayStr);
+  const day = current.getDay() || 7; // 1 (Mon) - 7 (Sun)
+  const monday = new Date(current);
+  monday.setDate(current.getDate() - day + 1);
+
+  const days = [];
+  const labels = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"];
+
+  for (let i = 0; i < 7; i++) {
+    const d = new Date(monday);
+    d.setDate(monday.getDate() + i);
+    const y = d.getFullYear();
+    const m = String(d.getMonth() + 1).padStart(2, "0");
+    const da = String(d.getDate()).padStart(2, "0");
+    const dateStr = `${y}-${m}-${da}`;
+
+    let isSigned = false;
+    const isToday = dateStr === todayStr;
+    const isFuture = dateStr > todayStr;
+
+    if (signInfo.value.continuousDays > 0) {
+      const continuous = signInfo.value.continuousDays;
+      const signedToday = signInfo.value.isSignedToday;
+
+      const streakEndDate = new Date(todayStr);
+      if (!signedToday) {
+        streakEndDate.setDate(streakEndDate.getDate() - 1);
+      }
+
+      const streakStartDate = new Date(streakEndDate);
+      streakStartDate.setDate(streakEndDate.getDate() - continuous + 1);
+
+      const checkDate = new Date(dateStr);
+      const checkTime = checkDate.getTime();
+      // Reset time components to avoid issues
+      const sTime = new Date(
+        streakStartDate.getFullYear(),
+        streakStartDate.getMonth(),
+        streakStartDate.getDate(),
+      ).getTime();
+      const eTime = new Date(
+        streakEndDate.getFullYear(),
+        streakEndDate.getMonth(),
+        streakEndDate.getDate(),
+      ).getTime();
+      const cTime = new Date(
+        checkDate.getFullYear(),
+        checkDate.getMonth(),
+        checkDate.getDate(),
+      ).getTime();
+
+      if (cTime >= sTime && cTime <= eTime) {
+        isSigned = true;
+      }
+    }
+
+    days.push({
+      label: labels[i],
+      date: dateStr,
+      isToday,
+      isSigned,
+      isFuture,
+    });
+  }
+  return days;
+});
+
 const greetingText = computed(() => {
   const hour = new Date().getHours();
   if (hour < 6) return "凌晨好";
@@ -331,12 +421,42 @@ const onWalletTap = () => {
   uni.navigateTo({ url: "/pages/mine/vip" });
 };
 
-const onOpenLucky = () => {
+const onOpenLucky = async () => {
   if (!isLoggedIn.value) {
     uni.$emit("show-login-popup");
     return;
   }
-  luckyPopupRef.value?.open();
+
+  if (signInfo.value.isSignedToday) {
+    luckyPopupRef.value?.open();
+    return;
+  }
+
+  uni.showLoading({ title: "开启好运...", mask: true });
+  try {
+    const res = await userSignIn();
+    if (res && res.success) {
+      signInfo.value.continuousDays = res.continuousDays;
+      signInfo.value.isSignedToday = true;
+      if (typeof res.totalDays === "number") {
+        signInfo.value.totalDays = res.totalDays;
+      } else {
+        signInfo.value.totalDays = (signInfo.value.totalDays || 0) + 1;
+      }
+
+      // Update user assets (points)
+      userStore.fetchUserAssets();
+
+      luckyPopupRef.value?.open();
+    } else {
+      uni.showToast({ title: "签到失败", icon: "none" });
+    }
+  } catch (e) {
+    console.error(e);
+    uni.showToast({ title: "网络错误，请稍后重试", icon: "none" });
+  } finally {
+    uni.hideLoading();
+  }
 };
 
 const navTo = (url) => {
@@ -554,27 +674,84 @@ onShareTimeline(() => {
       }
     }
 
-    .progress-section {
-      .progress-info {
+    .week-sign-section {
+      width: 100%;
+
+      .sign-header {
         display: flex;
         justify-content: space-between;
-        font-size: 20rpx;
-        color: #a85a5a;
-        margin-bottom: 12rpx;
-        opacity: 0.8;
+        align-items: center;
+        margin-bottom: 24rpx;
+
+        .sign-title {
+          font-size: 24rpx;
+          color: #a85a5a;
+          font-weight: bold;
+        }
+
+        .sign-tip {
+          font-size: 20rpx;
+          color: #a85a5a;
+          opacity: 0.7;
+        }
       }
 
-      .progress-bar-bg {
-        width: 100%;
-        height: 8rpx;
-        background: rgba(255, 255, 255, 0.3);
-        border-radius: 4rpx;
-        overflow: hidden;
+      .week-days {
+        display: flex;
+        justify-content: space-between;
 
-        .progress-bar-fill {
-          height: 100%;
-          background: #d81e06; // 或渐变色
-          border-radius: 4rpx;
+        .day-item {
+          display: flex;
+          flex-direction: column;
+          align-items: center;
+
+          .day-label {
+            font-size: 20rpx;
+            color: #a85a5a;
+            margin-bottom: 12rpx;
+            opacity: 0.8;
+          }
+
+          .status-icon {
+            width: 44rpx;
+            height: 44rpx;
+            border-radius: 50%;
+            background: rgba(255, 255, 255, 0.4);
+            display: flex;
+            align-items: center;
+            justify-content: center;
+
+            .dot {
+              width: 8rpx;
+              height: 8rpx;
+              border-radius: 50%;
+              background: #a85a5a;
+              opacity: 0.3;
+            }
+          }
+
+          &.is-today {
+            .day-label {
+              font-weight: bold;
+              opacity: 1;
+            }
+
+            .status-icon {
+              background: #fff;
+              box-shadow: 0 4rpx 12rpx rgba(216, 30, 6, 0.1);
+            }
+          }
+
+          &.is-signed {
+            .status-icon {
+              background: #d81e06;
+              box-shadow: 0 4rpx 12rpx rgba(216, 30, 6, 0.2);
+            }
+
+            .day-label {
+              color: #d81e06;
+            }
+          }
         }
       }
     }