diff --git a/static/app.js b/static/app.js
index 4cbbf00..d703ad0 100644
--- a/static/app.js
+++ b/static/app.js
@@ -2,6 +2,7 @@ const state = {
   active: "home",
   data: null,
   opFilter: "all",
+  projectView: null,
   chart: null,
   chart2: null,
   productPlatform: "all",
@@ -216,8 +217,6 @@ window.submitTaskForm = async (event, projectId) => {
       await api("/api/tasks", { method: "POST", body: JSON.stringify({ data }) });
     }
     await load();
-    closeTaskDrawer(projectId);
-    showTaskModal(Number(projectId));
   } catch (error) {
     alert("保存失败：" + error.message);
   }
@@ -226,6 +225,10 @@ window.createFinance = (event) => createResource(event, "finance");
 window.switchTab = switchTab;
 
 function renderProjects() {
+  // 二级页面：项目任务详情
+  if (state.projectView) {
+    return renderProjectTasks(state.projectView);
+  }
   const items = state.data.operations;
   const rows = items.map((x) => [
     `<strong>${x.project_name}</strong>`,
@@ -233,7 +236,7 @@ function renderProjects() {
     badge(x.current_stage || x.project_status),
     x.expected_contract_amount ? money(x.expected_contract_amount) : "—",
     text(x.owner || "—"),
-    `<button class="btn btn-ghost btn-sm text-blue-600" onclick="event.stopPropagation(); showTaskModal(${x.id})"><i data-lucide="eye"></i>查看</button>`
+    `<button class="btn btn-ghost btn-sm text-blue-600" onclick="event.stopPropagation(); state.projectView=${x.id}; renderProjects()"><i data-lucide="eye"></i>查看</button>`
   ]);
   document.querySelector("#projects").innerHTML = `<div class="grid gap-4">
     <div class="flex items-center justify-end">
@@ -253,6 +256,48 @@ function renderProjects() {
   </div>`;
 }
 
+function renderProjectTasks(projectId) {
+  const project = state.data.operations.find((x) => x.id === projectId);
+  if (!project) { state.projectView = null; renderProjects(); return; }
+  const tasks = (state.data.tasks || []).filter((t) => t.project_id === projectId);
+  const phases = ["商务洽谈", "系统上线", "团队分工", "项目交付", "上线推广", "结项验收"];
+  document.querySelector("#projects").innerHTML = `<div class="grid gap-4">
+    <div class="flex items-center justify-between">
+      <button class="btn btn-ghost btn-sm" onclick="state.projectView=null;renderProjects()"><i data-lucide="arrow-left"></i>返回项目列表</button>
+      <div class="flex items-center gap-3">
+        <span class="text-sm font-semibold text-slate-700">${project.project_name}</span>
+        <button class="btn btn-primary btn-sm" onclick="openTaskForm(${projectId}, null)"><i data-lucide="plus"></i>新增任务</button>
+      </div>
+    </div>
+    <div class="task-page-wrap">
+      <div class="task-body">
+      ${phases.map((phase) => {
+      const pt = tasks.filter((t) => t.phase === phase);
+      if (!pt.length) return "";
+      return `<div class="task-group"><div class="task-group-hd"><span class="task-group-icon"><i data-lucide="layers"></i></span><span class="task-group-label">${phase}</span><span class="task-group-n">${pt.length}</span></div><div class="task-group-list">${pt.map((t) => `<div class="task-row" data-id="${t.id}" onclick="openTaskForm(${projectId}, ${t.id})"><span class="task-dot"><i data-lucide="${t.status === 'done' ? 'check-circle' : 'circle'}"></i></span><div class="task-main"><span class="task-name">${t.task}</span>${t.notes ? `<span class="task-desc">${t.notes}</span>` : ""}${t.blockers ? `<span class="task-blocker">⚠ ${t.blockers}</span>` : ""}</div><span class="task-col">${t.owner || ""}</span><span class="task-col-badge">${t.due_date || ""}</span></div>`).join("")}</div></div>`;
+    }).join("")}
+      </div>
+      <div id="task-drawer-${projectId}" class="task-drawer">
+        <div class="task-drawer-hd"><span class="task-drawer-title">编辑任务</span><button class="task-close" onclick="closeTaskDrawer(${projectId})"><i data-lucide="x"></i></button></div>
+        <form class="task-drawer-form" onsubmit="submitTaskForm(event, ${projectId})">
+          <input type="hidden" name="task_id" id="task-id-${projectId}" value="">
+          <label class="task-field"><span>任务名称</span><input name="task" required id="task-name-${projectId}"></label>
+          <label class="task-field"><span>任务阶段</span><select name="phase" id="task-phase-${projectId}">${phases.map((p) => `<option>${p}</option>`).join("")}</select></label>
+          <label class="task-field"><span>负责人</span><input name="owner" id="task-owner-${projectId}"></label>
+          <label class="task-field"><span>截止时间</span><input name="due_date" type="date" id="task-due-${projectId}"></label>
+          <label class="task-field"><span>任务说明</span><textarea name="notes" rows="3" id="task-notes-${projectId}"></textarea></label>
+          <label class="task-field"><span>卡点&备注</span><textarea name="blockers" rows="2" id="task-blockers-${projectId}" placeholder="风险卡点、依赖项等"></textarea></label>
+          <div class="flex justify-end gap-2 mt-4 pt-3 border-t border-slate-100">
+            <button type="button" class="btn btn-ghost btn-sm" onclick="closeTaskDrawer(${projectId})">取消</button>
+            <button type="submit" class="btn btn-primary btn-sm" id="task-submit-btn-${projectId}">确认新增</button>
+          </div>
+        </form>
+      </div>
+    </div>
+  </div>`;
+  if (window.lucide) window.lucide.createIcons();
+}
+
 function showTaskModal(projectId) {
   const project = state.data.operations.find((x) => x.id === projectId);
   const tasks = (state.data.tasks || []).filter((t) => t.project_id === projectId);
diff --git a/static/styles.css b/static/styles.css
index c1ff82f..4a7a01f 100644
--- a/static/styles.css
+++ b/static/styles.css
@@ -513,7 +513,7 @@ td {
   padding: 4px; border-radius: 6px; display: flex;
 }
 .task-close:hover { color: #475569; background: #f1f5f9; }
-.task-body-wrap { position: relative; overflow: hidden; }
+.task-body-wrap, .task-page-wrap { position: relative; overflow: hidden; }
 .task-body { padding: 20px; display: flex; flex-direction: column; gap: 16px; transition: margin-right 0.25s ease; }
 .task-drawer {
   position: absolute; top: 0; right: 0; width: 420px; height: 100%;