diff --git a/daily_report/static/styles.css b/daily_report/static/styles.css
index 6b80c51..f94f648 100644
--- a/daily_report/static/styles.css
+++ b/daily_report/static/styles.css
@@ -61,10 +61,53 @@ button {
   gap: 8px;
 }
 .item-group h2 { margin: 0; }
+.item-group-head {
+  display: flex;
+  justify-content: space-between;
+  gap: 12px;
+  align-items: center;
+}
 .item-group [data-list] {
   display: grid;
   gap: 8px;
 }
+.item-row {
+  display: grid;
+  grid-template-columns: 32px minmax(0, 1fr) 36px;
+  gap: 8px;
+  align-items: center;
+}
+.item-index {
+  color: #5b6472;
+  text-align: right;
+}
+.add-item, .remove-item {
+  width: 36px;
+  height: 36px;
+  padding: 0;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+}
+.add-item {
+  border: 1px solid #2563eb;
+  background: #fff;
+  color: #2563eb;
+  font-size: 22px;
+  line-height: 1;
+}
+.remove-item {
+  border: 1px solid #e5e7eb;
+  background: #fff;
+  color: #6b7280;
+  font-size: 20px;
+  line-height: 1;
+}
+.remove-item:hover {
+  border-color: #fecaca;
+  color: #b91c1c;
+  background: #fef2f2;
+}
 .previous-plan {
   display: grid;
   gap: 10px;
diff --git a/daily_report/web.py b/daily_report/web.py
index 45e3336..8b592fa 100644
--- a/daily_report/web.py
+++ b/daily_report/web.py
@@ -71,22 +71,18 @@ def submit_page(current_date: str, session: dict[str, str] | None = None) -> byt
       <label><input type="radio" name="report_status" value="need_help"> 需要支持</label>
     </fieldset>
     <section class="item-group">
-      <h2>今日完成</h2>
-      <div data-list="today_done">
-        <input placeholder="1.">
-        <input placeholder="2.">
-        <input placeholder="3.">
-        <input placeholder="4.">
+      <div class="item-group-head">
+        <h2>今日完成</h2>
+        <button class="add-item" type="button" data-add-list="today_done" aria-label="添加今日完成">+</button>
       </div>
+      <div data-list="today_done"></div>
     </section>
     <section class="item-group">
-      <h2>明日计划</h2>
-      <div data-list="tomorrow_plan">
-        <input placeholder="1.">
-        <input placeholder="2.">
-        <input placeholder="3.">
-        <input placeholder="4.">
+      <div class="item-group-head">
+        <h2>明日计划</h2>
+        <button class="add-item" type="button" data-add-list="tomorrow_plan" aria-label="添加明日计划">+</button>
       </div>
+      <div data-list="tomorrow_plan"></div>
     </section>
     <label>遇到的问题<textarea name="blockers" rows="3" placeholder="没有可以不填"></textarea></label>
     <label>需要协助<textarea name="help_needed" rows="3" placeholder="没有可以不填"></textarea></label>
@@ -136,15 +132,47 @@ function collectItems(name) {{
   return values.map((value, index) => `${{index + 1}}. ${{value}}`).join("\\n");
 }}
 
+function renumberItems(name) {{
+  Array.from(document.querySelectorAll(`[data-list="${{name}}"] .item-row`)).forEach((row, index) => {{
+    row.querySelector(".item-index").textContent = `${{index + 1}}.`;
+    row.querySelector("input").placeholder = `第 ${{index + 1}} 条`;
+  }});
+}}
+
+function addItem(name, value = "") {{
+  const list = document.querySelector(`[data-list="${{name}}"]`);
+  const row = document.createElement("div");
+  row.className = "item-row";
+  row.innerHTML = `
+    <span class="item-index"></span>
+    <input value="${{escapeHtml(value)}}" autocomplete="off">
+    <button class="remove-item" type="button" aria-label="删除这一条">×</button>
+  `;
+  row.querySelector(".remove-item").addEventListener("click", () => {{
+    if (list.querySelectorAll(".item-row").length <= 1) {{
+      row.querySelector("input").value = "";
+      return;
+    }}
+    row.remove();
+    renumberItems(name);
+  }});
+  list.appendChild(row);
+  renumberItems(name);
+}}
+
+function resetItems(name, values = []) {{
+  const list = document.querySelector(`[data-list="${{name}}"]`);
+  list.innerHTML = "";
+  const items = values.length ? values : ["", "", ""];
+  items.forEach((value) => addItem(name, value));
+}}
+
 function fillItemInputs(name, text) {{
-  const inputs = Array.from(document.querySelectorAll(`[data-list="${{name}}"] input`));
   const lines = String(text || "")
     .split(/\\n+/)
     .map((line) => line.replace(/^\\s*\\d+[\\.、)]\\s*/, "").trim())
     .filter(Boolean);
-  inputs.forEach((input, index) => {{
-    input.value = lines[index] || "";
-  }});
+  resetItems(name, lines);
 }}
 
 function renderHistory(data) {{
@@ -205,6 +233,11 @@ async function loadPreviousPlan() {{
 
 document.querySelector("#load-history").addEventListener("click", loadHistory);
 document.querySelector("#report-date").addEventListener("change", loadPreviousPlan);
+document.querySelectorAll("[data-add-list]").forEach((button) => {{
+  button.addEventListener("click", () => {{
+    addItem(button.dataset.addList);
+  }});
+}});
 document.querySelector("#use-previous-plan").addEventListener("click", () => {{
   fillItemInputs("today_done", document.querySelector("#previous-plan-content").textContent);
 }});
@@ -232,6 +265,8 @@ document.querySelector("#report-form").addEventListener("submit", async (event)
   }}
 }});
 
+resetItems("today_done");
+resetItems("tomorrow_plan");
 loadHistory();
 loadPreviousPlan();
 </script>""",
diff --git a/tests/test_web.py b/tests/test_web.py
index 1eaf2f1..f2e72b2 100644
--- a/tests/test_web.py
+++ b/tests/test_web.py
@@ -68,6 +68,8 @@ class WebTest(unittest.TestCase):
             self.assertIn("每日工作汇报", submit)
             self.assertIn("今日状态", submit)
             self.assertIn('data-list="today_done"', submit)
+            self.assertIn('data-add-list="today_done"', submit)
+            self.assertIn('resetItems("today_done")', submit)
             self.assertIn("我的历史日报", submit)
 
             db.upsert_employee(