diff --git a/app.py b/app.py
index 98d6769..f54b1dc 100644
--- a/app.py
+++ b/app.py
@@ -225,6 +225,27 @@ def api_reorder_wishes():
     return jsonify({'ok': True})
 
 
+# ── 日历同步 API ────────────────────────────
+
+CALENDAR_CACHE = os.path.join(os.path.expanduser('~'), '.workbuddy', 'data', 'ziwei-power', 'calendar_cache.json')
+
+@app.route('/api/calendar-sync', methods=['GET'])
+@login_required
+def api_calendar_sync():
+    """获取指定日期的钉钉日历会议"""
+    import json as _json
+    date = request.args.get('date', '')
+    if not date:
+        return jsonify({'ok': False, 'error': '缺少 date 参数'}), 400
+    try:
+        with open(CALENDAR_CACHE, 'r') as f:
+            events = _json.load(f)
+    except (FileNotFoundError, _json.JSONDecodeError):
+        return jsonify({'ok': True, 'data': []})
+    today_events = [e for e in events if e.get('date') == date]
+    return jsonify({'ok': True, 'data': today_events})
+
+
 # ── 启动 ──────────────────────────────────────────────
 
 if __name__ == '__main__':
diff --git a/static/app.js b/static/app.js
index b5f2cbc..1d953a1 100644
--- a/static/app.js
+++ b/static/app.js
@@ -362,6 +362,45 @@
     }
   }
 
+  /* ── 日历同步 ── */
+
+  window.syncCalendar = function() {
+    var date = document.getElementById('check-date').value;
+    var btn = document.querySelector('.btn-cal-sync');
+    if (btn) { btn.style.opacity = '0.5'; btn.disabled = true; }
+    fetch('/api/calendar-sync?date=' + encodeURIComponent(date))
+      .then(function(r){ return r.json(); })
+      .then(function(res){
+        if (btn) { btn.style.opacity = '1'; btn.disabled = false; }
+        if (!res.ok) { showToast(res.error || '同步失败', 'error'); return; }
+        var events = res.data || [];
+        if (events.length === 0) { showToast('今日无日程', 'info'); return; }
+        var added = 0;
+        events.forEach(function(e) {
+          var text = '【' + e.time + '】' + e.summary;
+          if (e.location) text += ' @' + e.location;
+          var existing = document.querySelectorAll('#morning-list input[type="text"]');
+          var already = false;
+          existing.forEach(function(inp){ if (inp.value.indexOf(e.summary) >= 0) already = true; });
+          if (already) return;
+          var count = document.querySelectorAll('#morning-list .item-row').length;
+          if (count >= 3) return;
+          addMorningRow(text);
+          added++;
+        });
+        if (added > 0) {
+          showToast('已同步 ' + added + ' 条日程', 'info');
+          triggerAutoSave();
+        } else {
+          showToast('日程已存在或已满', 'info');
+        }
+      })
+      .catch(function(){
+        if (btn) { btn.style.opacity = '1'; btn.disabled = false; }
+        showToast('同步失败', 'error');
+      });
+  };
+
   window.addMorning = function() {
     var count = document.querySelectorAll('#morning-list .item-row').length;
     if (count >= 3) { showToast('最多 3 条立志', 'error'); return; }
diff --git a/static/style.css b/static/style.css
index 9553c05..d6a4849 100644
--- a/static/style.css
+++ b/static/style.css
@@ -535,6 +535,26 @@ body {
   color: var(--primary);
 }
 
+/* 日历同步按钮 */
+.btn-cal-sync {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 28px;
+  height: 28px;
+  border: none;
+  background: transparent;
+  color: var(--text-muted);
+  border-radius: 6px;
+  cursor: pointer;
+  transition: all 0.2s;
+  flex-shrink: 0;
+}
+.btn-cal-sync:hover {
+  background: var(--success-light);
+  color: var(--success);
+}
+
 /* 编辑模式下才显示的元素 */
 .edit-only { display: none; }
 .card.editing .edit-only { display: flex; }
diff --git a/templates/index.html b/templates/index.html
index e8864e3..900ca4c 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -113,6 +113,9 @@
               <svg class="icon-h2"><use href="#icon-sun"/></svg>
               <h3>早间立志</h3>
             </div>
+            <button class="btn-cal-sync" onclick="syncCalendar()" title="同步钉钉日历">
+              <svg class="icon-sm"><use href="#icon-calendar"/></svg>
+            </button>
             <button class="btn-edit-toggle" onclick="toggleEditMode(this)" title="编辑">
               <svg class="icon-sm"><use href="#icon-pencil"/></svg>
             </button>