diff --git a/.gitignore b/.gitignore
index d1d6b0ef..502ff67a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,6 +39,7 @@
 !/tests/widget-system/pay-orders-filter-contract.test.cjs
 !/tests/widget-system/front-submit-editor-contract.test.cjs
 !/tests/widget-system/comment-smilies-removal-contract.test.cjs
+!/tests/widget-system/comment-children-list-reset-contract.test.cjs
 !/tests/widget-system/pay-card-contract.test.cjs
 !/tests/widget-system/circular-button-icon-margin-contract.test.cjs
 !/tests/asset-ledger/
diff --git a/assets/css/build/comments.css b/assets/css/build/comments.css
index ad7bf746..d50360bc 100644
--- a/assets/css/build/comments.css
+++ b/assets/css/build/comments.css
@@ -156,7 +156,11 @@
     color: #ff4b4b;
 }
 
+/* walker 输出的 <ol class="children"> 不带 .list-unstyled，而全局 reset 只覆盖 ul，
+   必须在此重置，否则二级评论回潮出 ol 默认的 "1." 序号和 40px 缩进。 */
 #postcomments .children {
+    list-style: none;
+    padding-left: 0;
     margin-left: 86px;
     background: var(--main-shadow);
     border-radius: var(--main-radius);
diff --git a/assets/css/build/comments.min.css b/assets/css/build/comments.min.css
index c154dbe0..7d70eb0f 100644
--- a/assets/css/build/comments.min.css
+++ b/assets/css/build/comments.min.css
@@ -1 +1 @@
-#comments .comment-box .comments-closed,#comments .action-text,#comments #cancel-comment-reply-link{display:none}#comments #postcomments .action-text,#comments #postcomments #cancel-comment-reply-link{display:inline-block}#comments .comt-title{width:90px}#comments .comt-title .comt-avatar .avatar{width:60px;height:60px}#comments #postcomments .comt-title{display:none}#respond:not(.mobile-fixed) #postcomments .comt-box{padding:5px 5px 4px;background:var(--main-bg-color);border-radius:4px;margin-top:12px}#comments #postcomments .comt-ctrl .but{margin-bottom:2px}#comments .list-inline{padding:15px}#comment{margin-bottom:5px}.comment-signarea{background:var(--main-shadow)}#respond+#postcomments .comment-filter,.comment-signarea+#postcomments .comment-filter{margin-top:20px}#postcomments .tab-nav-theme{margin-top:0}#postcomments .tab-nav-theme li{padding-bottom:1px}#postcomments .tab-nav-theme li:before{bottom:-2px}#postcomments .comment-footer{position:relative}#postcomments .avatar-img{--this-size: 45px;margin-right:20px}#postcomments .children .avatar-img{--this-size: 26px;vertical-align:2px;margin-right:6px}#postcomments .commentlist>.comment>.list-inline .author-box{align-items:start;margin-bottom:0;padding:0;background:none;border-radius:0;box-shadow:none}#postcomments .commentlist>.comment>.list-inline .comment-footer{margin-left:65px;margin-top:-25px}#postcomments .comment .list-inline>.comt-main{width:100%}#postcomments .commentlist .comment+.comment{border-top:1px solid var(--main-border-color)}#postcomments .comment .list-inline>li{padding:10px;vertical-align:top}#postcomments .comment-header{font-size:15px;position:relative}.comment-header .badge-status{margin-top:0;width:68px;z-index:0}#postcomments .action count{margin-left:4px}#postcomments .comt-meta>span:not(:empty){margin-right:10px;vertical-align:middle}#postcomments .comt-meta>span a{color:inherit}#postcomments .comt-meta>span .but{padding:.2em .8em}#postcomments .comment-approve-link.unapprove{color:#e87725}#postcomments .comment-approve-link.approve{color:#3695ff}#postcomments .comt-meta>span .comment-trash-link{color:#ff4b4b}#postcomments .children{margin-left:86px;background:var(--main-shadow);border-radius:var(--main-radius);margin-bottom:6px}#postcomments .children .children{margin-left:23px}#postcomments .children .avatar-icontag{font-size:8px;height:14px;width:14px}.comment-content{word-wrap:break-word;white-space:pre-wrap}.comment-content .enlighter-default{margin-bottom:0;opacity:.9}#postcomments .comment-content img{max-width:260px;max-height:350px;display:block;width:auto;height:auto}#comments .virtual-input{display:none}.commentlist .no-more{margin:0;padding-bottom:10px}#comments .comment-header .aksrt-identity-chip{display:inline-flex;align-items:center;gap:3px;vertical-align:middle;max-width:9em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}#comments .comment-header .aksrt-identity-medal{display:inline-block;width:auto;height:1.1em;max-width:6em;object-fit:contain;vertical-align:-.15em}@media(max-width:767px){#comments .virtual-input{display:flex;height:36px;border-radius:120px;background:var(--main-shadow);color:var(--muted-2-color)}.virtual-input .but,.virtual-input img{width:28px;height:28px;border-radius:120px;margin:0 4px;flex-shrink:0}.virtual-input .but{width:auto;padding:3px 10px}.drop-fixed-sm .dropdown-menu,.mobile-fixed{position:fixed;transform:translateY(220%);transition:.6s;opacity:1;left:0;right:0;bottom:0;padding:22px 16px;background:var(--main-bg-color);z-index:1080;border-radius:10px 10px 0 0;margin:0}.drop-fixed-sm.open .dropdown-menu,.mobile-fixed.show{box-shadow:0 -50px 50px #0003;transition:.6s cubic-bezier(.28,.9,.34,.99);transform:unset}.mobile-fixed.show .fixed-body{visibility:unset;z-index:-1}#respond.mobile-fixed{z-index:1040}.drop-fixed-sm .dropdown-menu{z-index:1045;padding:10px;top:auto!important;right:0!important;left:0!important;max-height:50vh;overflow:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch}.drop-fixed-sm .dropdown-menu>li>a{font-size:16px!important;padding:10px 20px}.modal-open .drop-fixed-sm.open .dropdown-menu{opacity:0}.drop-fixed-sm .dropdown-menu:before{display:none}}@media(max-width:640px){#comments .comt-title{display:none}#comments .comt-box{width:100%;padding:0}#comments .list-inline{padding:15px 0;margin:0}.comment-signarea h3{font-size:13px}.comt-tips-left .but svg,.comt-tips-left .but .fa{margin:0}.btn-input-expand{width:31px;padding:0;height:31px;line-height:31px}#postcomments .comment-header{font-size:14px}#postcomments .comt-meta{font-size:12px}#postcomments .comment .list-inline>li{padding:0}#postcomments .comment .list-inline>li+li{padding-left:10px}#postcomments .avatar-img{--this-size: 36px;margin-right:10px}#postcomments .commentlist>.comment>.list-inline .comment-footer{margin-left:45px;margin-top:-15px}#postcomments .children{margin-left:0}#postcomments .children .children{margin-left:13px}#postcomments .children .list-inline{padding:15px}#postcomments .post_ajax_loader .ml20{margin-left:5px}}
+#comments .comment-box .comments-closed,#comments .action-text,#comments #cancel-comment-reply-link{display:none}#comments #postcomments .action-text,#comments #postcomments #cancel-comment-reply-link{display:inline-block}#comments .comt-title{width:90px}#comments .comt-title .comt-avatar .avatar{width:60px;height:60px}#comments #postcomments .comt-title{display:none}#respond:not(.mobile-fixed) #postcomments .comt-box{padding:5px 5px 4px;background:var(--main-bg-color);border-radius:4px;margin-top:12px}#comments #postcomments .comt-ctrl .but{margin-bottom:2px}#comments .list-inline{padding:15px}#comment{margin-bottom:5px}.comment-signarea{background:var(--main-shadow)}#respond+#postcomments .comment-filter,.comment-signarea+#postcomments .comment-filter{margin-top:20px}#postcomments .tab-nav-theme{margin-top:0}#postcomments .tab-nav-theme li{padding-bottom:1px}#postcomments .tab-nav-theme li:before{bottom:-2px}#postcomments .comment-footer{position:relative}#postcomments .avatar-img{--this-size: 45px;margin-right:20px}#postcomments .children .avatar-img{--this-size: 26px;vertical-align:2px;margin-right:6px}#postcomments .commentlist>.comment>.list-inline .author-box{align-items:start;margin-bottom:0;padding:0;background:none;border-radius:0;box-shadow:none}#postcomments .commentlist>.comment>.list-inline .comment-footer{margin-left:65px;margin-top:-25px}#postcomments .comment .list-inline>.comt-main{width:100%}#postcomments .commentlist .comment+.comment{border-top:1px solid var(--main-border-color)}#postcomments .comment .list-inline>li{padding:10px;vertical-align:top}#postcomments .comment-header{font-size:15px;position:relative}.comment-header .badge-status{margin-top:0;width:68px;z-index:0}#postcomments .action count{margin-left:4px}#postcomments .comt-meta>span:not(:empty){margin-right:10px;vertical-align:middle}#postcomments .comt-meta>span a{color:inherit}#postcomments .comt-meta>span .but{padding:.2em .8em}#postcomments .comment-approve-link.unapprove{color:#e87725}#postcomments .comment-approve-link.approve{color:#3695ff}#postcomments .comt-meta>span .comment-trash-link{color:#ff4b4b}#postcomments .children{list-style:none;padding-left:0;margin-left:86px;background:var(--main-shadow);border-radius:var(--main-radius);margin-bottom:6px}#postcomments .children .children{margin-left:23px}#postcomments .children .avatar-icontag{font-size:8px;height:14px;width:14px}.comment-content{word-wrap:break-word;white-space:pre-wrap}.comment-content .enlighter-default{margin-bottom:0;opacity:.9}#postcomments .comment-content img{max-width:260px;max-height:350px;display:block;width:auto;height:auto}#comments .virtual-input{display:none}.commentlist .no-more{margin:0;padding-bottom:10px}#comments .comment-header .aksrt-identity-chip{display:inline-flex;align-items:center;gap:3px;vertical-align:middle;max-width:9em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}#comments .comment-header .aksrt-identity-medal{display:inline-block;width:auto;height:1.1em;max-width:6em;object-fit:contain;vertical-align:-.15em}@media(max-width:767px){#comments .virtual-input{display:flex;height:36px;border-radius:120px;background:var(--main-shadow);color:var(--muted-2-color)}.virtual-input .but,.virtual-input img{width:28px;height:28px;border-radius:120px;margin:0 4px;flex-shrink:0}.virtual-input .but{width:auto;padding:3px 10px}.drop-fixed-sm .dropdown-menu,.mobile-fixed{position:fixed;transform:translateY(220%);transition:.6s;opacity:1;left:0;right:0;bottom:0;padding:22px 16px;background:var(--main-bg-color);z-index:1080;border-radius:10px 10px 0 0;margin:0}.drop-fixed-sm.open .dropdown-menu,.mobile-fixed.show{box-shadow:0 -50px 50px #0003;transition:.6s cubic-bezier(.28,.9,.34,.99);transform:unset}.mobile-fixed.show .fixed-body{visibility:unset;z-index:-1}#respond.mobile-fixed{z-index:1040}.drop-fixed-sm .dropdown-menu{z-index:1045;padding:10px;top:auto!important;right:0!important;left:0!important;max-height:50vh;overflow:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch}.drop-fixed-sm .dropdown-menu>li>a{font-size:16px!important;padding:10px 20px}.modal-open .drop-fixed-sm.open .dropdown-menu{opacity:0}.drop-fixed-sm .dropdown-menu:before{display:none}}@media(max-width:640px){#comments .comt-title{display:none}#comments .comt-box{width:100%;padding:0}#comments .list-inline{padding:15px 0;margin:0}.comment-signarea h3{font-size:13px}.comt-tips-left .but svg,.comt-tips-left .but .fa{margin:0}.btn-input-expand{width:31px;padding:0;height:31px;line-height:31px}#postcomments .comment-header{font-size:14px}#postcomments .comt-meta{font-size:12px}#postcomments .comment .list-inline>li{padding:0}#postcomments .comment .list-inline>li+li{padding-left:10px}#postcomments .avatar-img{--this-size: 36px;margin-right:10px}#postcomments .commentlist>.comment>.list-inline .comment-footer{margin-left:45px;margin-top:-15px}#postcomments .children{margin-left:0}#postcomments .children .children{margin-left:13px}#postcomments .children .list-inline{padding:15px}#postcomments .post_ajax_loader .ml20{margin-left:5px}}
diff --git a/assets/css/frontend/comments/layout.css b/assets/css/frontend/comments/layout.css
index 838995b0..57063098 100644
--- a/assets/css/frontend/comments/layout.css
+++ b/assets/css/frontend/comments/layout.css
@@ -155,7 +155,11 @@
     color: #ff4b4b;
 }
 
+/* walker 输出的 <ol class="children"> 不带 .list-unstyled，而全局 reset 只覆盖 ul，
+   必须在此重置，否则二级评论回潮出 ol 默认的 "1." 序号和 40px 缩进。 */
 #postcomments .children {
+    list-style: none;
+    padding-left: 0;
     margin-left: 86px;
     background: var(--main-shadow);
     border-radius: var(--main-radius);
diff --git a/tests/widget-system/comment-children-list-reset-contract.test.cjs b/tests/widget-system/comment-children-list-reset-contract.test.cjs
new file mode 100644
index 00000000..1cf52170
--- /dev/null
+++ b/tests/widget-system/comment-children-list-reset-contract.test.cjs
@@ -0,0 +1,27 @@
+'use strict';
+
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+const test = require('node:test');
+
+const root = path.resolve(__dirname, '..', '..');
+const read = (file) => fs.readFileSync(path.join(root, file), 'utf8');
+
+test('nested comment children ol resets list markers and UA indent', () => {
+  // wp_list_comments(style=ol) 输出的 <ol class="children"> 不带 .list-unstyled，
+  // 全局 reset（main.css）又只覆盖 ul；缺重置时二级评论前会回潮出
+  // ol 默认的 "1." 序号与 40px 缩进。
+  const layout = read('assets/css/frontend/comments/layout.css');
+  const childrenBlock = layout.match(/#postcomments \.children \{[^}]*\}/);
+  assert.ok(childrenBlock, 'layout.css must have a #postcomments .children rule');
+  assert.ok(/list-style:\s*none/.test(childrenBlock[0]), 'children ol must reset list-style (no "1." markers)');
+  assert.ok(/padding-left:\s*0/.test(childrenBlock[0]), 'children ol must reset UA 40px indent');
+
+  // 页面实际加载 comments.min.css，产物必须同步携带该重置。
+  const built = read('assets/css/build/comments.min.css');
+  assert.ok(
+    /#postcomments \.children\{[^}]*list-style:none/,
+    'built comments.min.css must carry the children list reset'
+  );
+});