diff --git a/rdgenerator/static/rdgenerator/css/app.css b/rdgenerator/static/rdgenerator/css/app.css
index 714bf6f..85c448f 100644
--- a/rdgenerator/static/rdgenerator/css/app.css
+++ b/rdgenerator/static/rdgenerator/css/app.css
@@ -396,6 +396,14 @@ input[type="file"].form-control::-webkit-file-upload-button {
 .btn-row { display: flex; gap: 10px; flex-wrap: wrap; }
 .inline-form { display: inline-flex; vertical-align: middle; }
 .table .btn + .btn, .table .btn + .inline-form { margin-left: 8px; }
+/* 表格操作列：按钮数量随任务状态变化，用单一 flex 容器统一间距与换行，
+   避免各行 2~4 个按钮时排列参差 */
+.col-actions { min-width: 168px; }
+.table .row-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
+.table .row-actions > .btn,
+.table .row-actions > .inline-form { margin-left: 0; }
+.table .row-actions .inline-form { margin: 0; }
+.table .row-actions .btn { white-space: nowrap; }
 
 /* ===== 平台选择卡 ===== */
 .platform-grid {
diff --git a/rdgenerator/templates/dashboard.html b/rdgenerator/templates/dashboard.html
index 238f479..c6a685d 100644
--- a/rdgenerator/templates/dashboard.html
+++ b/rdgenerator/templates/dashboard.html
@@ -49,7 +49,8 @@
                 <td>{{ run.platform_label }}</td>
                 <td><span class="badge {{ run.status_badge }} {% if not run.is_finished %}badge-dot{% endif %}">{{ run.status_label }}</span></td>
                 <td class="mono text-muted">{{ run.short_uuid }}</td>
-                <td style="white-space:nowrap">
+                <td class="col-actions">
+                  <div class="row-actions">
                     <a class="btn btn-secondary btn-sm"
                        href="/check_for_file?filename={{ run.filename|urlencode }}&uuid={{ run.uuid|urlencode }}&platform={{ run.platform|urlencode }}">查看</a>
                     <form method="post" class="inline-form" action="{% url 'delete_build' run.id %}"
@@ -59,6 +60,7 @@
                             <svg class="icon"><use href="#i-trash"/></svg> 删除
                         </button>
                     </form>
+                  </div>
                 </td>
             </tr>
             {% endfor %}
diff --git a/rdgenerator/templates/my_builds.html b/rdgenerator/templates/my_builds.html
index 3ea0ba2..adeea8c 100644
--- a/rdgenerator/templates/my_builds.html
+++ b/rdgenerator/templates/my_builds.html
@@ -32,7 +32,8 @@
                 <td><span class="badge {{ run.backend_badge_class }}">{{ run.backend_label }}</span></td>
                 <td><span class="badge {{ run.status_badge }} {% if not run.is_finished %}badge-dot{% endif %}">{{ run.status_label }}</span></td>
                 <td class="mono text-muted">{{ run.short_uuid }}</td>
-                <td style="white-space:nowrap">
+                <td class="col-actions">
+                  <div class="row-actions">
                     <a class="btn btn-secondary btn-sm"
                        href="/check_for_file?filename={{ run.filename|urlencode }}&uuid={{ run.uuid|urlencode }}&platform={{ run.platform|urlencode }}">
                         {% if run.status == 'success' %}<svg class="icon"><use href="#i-download"/></svg> 下载产物{% elif run.is_finished %}<svg class="icon"><use href="#i-eye"/></svg> 查看详情{% else %}<svg class="icon"><use href="#i-eye"/></svg> 查看进度{% endif %}
@@ -42,7 +43,7 @@
                         <svg class="icon"><use href="#i-external"/></svg> 日志
                     </a>
                     {% endif %}
-                    {% if run.is_finished and run.config_data %}
+                    {% if run.is_finished and run.status != 'success' and run.config_data %}
                     <form method="post" class="inline-form" action="{% url 'retry_build' run.id %}"
                           onsubmit="return confirm('将使用该任务的原始配置重新提交一次构建（原任务记录保留），是否继续？');">
                         {% csrf_token %}
@@ -69,6 +70,7 @@
                         </button>
                     </form>
                     {% endif %}
+                  </div>
                 </td>
             </tr>
             {% endfor %}
diff --git a/rdgenerator/web_views.py b/rdgenerator/web_views.py
index c37c7ab..1a4ec5e 100644
--- a/rdgenerator/web_views.py
+++ b/rdgenerator/web_views.py
@@ -93,6 +93,9 @@ def retry_build(request, run_id):
     if not run.is_finished():
         messages.error(request, "该任务尚未结束，无需重试。")
         return redirect('my_builds')
+    if run.status == 'success':
+        messages.info(request, "该任务已构建成功，请直接下载产物；如需重新生成请重新提交配置。")
+        return redirect('my_builds')
     if not run.config_data:
         messages.error(request, "该任务提交时未保存配置快照（较早的历史任务），无法一键重试，请重新填写配置后提交。")
         return redirect('my_builds')