refactor: remove forum and topic feature chains

assets/css/frontend/pages/empty-state.css

@@ -1,167 +1,3 @@
-/* Empty state */
-.aksrt-forum__empty {
-  text-align: center;
-  padding: 48px 24px;
-  color: var(--color-ink-3, #999);
-}
-
-.aksrt-forum__empty i {
-  font-size: 48px;
-  margin-bottom: 16px;
-  opacity: 0.3;
-}
-
-.aksrt-forum-header {
-  text-align: left;
-}
-
-.aksrt-forum-header__content {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: flex-end;
-  justify-content: space-between;
-  gap: 20px;
-  width: min(1200px, calc(100% - 32px));
-  margin: 0 auto 20px;
-}
-
-.aksrt-forum-header__actions {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 10px;
-}
-
-.aksrt-forum-header__action {
-  display: inline-flex;
-  align-items: center;
-  gap: 8px;
-  padding: 10px 16px;
-  border-radius: 999px;
-  border: 1px solid var(--color-line, #d9e2f2);
-  background: rgba(255, 255, 255, 0.78);
-  color: var(--color-ink);
-  text-decoration: none;
-}
-
-.aksrt-forum-header__action--primary {
-  border-color: var(--color-primary);
-  background: var(--color-primary);
-  color: #fff;
-}
-
-.aksrt-forum-header__stats {
-  flex-wrap: wrap;
-}
-
-.aksrt-forum-header__stat {
-  min-width: 92px;
-}
-
-.aksrt-forum-ops {
-  margin-bottom: 24px;
-}
-
-.aksrt-forum-ops__card {
-  padding: 20px;
-  background: var(--surface-1, #fff);
-  border: 1px solid var(--color-line, #e8e8e8);
-  border-radius: 12px;
-}
-
-.aksrt-forum-ops__list {
-  margin: 0;
-  padding-left: 18px;
-  color: var(--color-ink-2, #666);
-  line-height: 1.7;
-}
-
-.aksrt-forum-board-card__link {
-  display: flex;
-  gap: 12px;
-  width: 100%;
-  color: inherit;
-  text-decoration: none;
-}
-
-.aksrt-forum-board-card__head {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 10px;
-}
-
-.aksrt-forum-board-card__status {
-  display: inline-flex;
-  align-items: center;
-  padding: 2px 8px;
-  border-radius: 999px;
-  background: var(--surface-2, #f0f5ff);
-  color: var(--color-primary);
-  font-size: 11px;
-}
-
-.aksrt-forum-topic-row__title-wrap {
-  display: flex;
-  align-items: center;
-  flex-wrap: wrap;
-  gap: 6px;
-  margin-bottom: 4px;
-}
-
-.aksrt-forum-topic-row__badge {
-  display: inline-flex;
-  align-items: center;
-  padding: 2px 8px;
-  border-radius: 999px;
-  font-size: 11px;
-  font-weight: 600;
-}
-
-.aksrt-forum-topic-row__badge--sticky {
-  background: #e6f4ff;
-  color: #1677ff;
-}
-
-.aksrt-forum-topic-row__badge--featured {
-  background: #f6ffed;
-  color: #389e0d;
-}
-
-.aksrt-forum-topic-row__board {
-  color: var(--color-primary);
-  text-decoration: none;
-}
-
-.aksrt-forum-sidebar-card__empty {
-  margin: 0;
-  color: var(--color-ink-3, #999);
-  font-size: 13px;
-}
-
-.aksrt-forum-sidebar-card__item--stack {
-  display: block;
-}
-
-.aksrt-forum-sidebar-card__item--stack strong,
-.aksrt-forum-sidebar-card__item--stack span {
-  display: block;
-}
-
-@media (max-width: 767px) {
-  .aksrt-forum-header__content {
-    width: calc(100% - 24px);
-  }
-
-  .aksrt-forum-header__actions {
-    width: 100%;
-  }
-
-  .aksrt-forum-header__action {
-    width: 100%;
-    justify-content: center;
-  }
-}
-
 /* ============================================================
  * 文章归档（page-archives.php + [aksrt_archive] 短代码）
  * Phase 10 视觉收口：此前 .aksrt-archives 无样式。
@@ -289,4 +125,3 @@
   color: var(--color-ink);
   line-height: 1.2;
 }
-