feat: 首页门面 Feed 密度与侧栏分组

对齐 SPA 信息密度：头像/摘要/互动、高级搜索收起、浏览/板块分区。

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/rebuild-spec/09-ssr-progress.md

@@ -10,15 +10,15 @@
 
 | 项 | 值 |
 |----|-----|
-| **上一刀** | 青主题产品化重绘 + 静态资源 `?v=` 版本号 |
+| **上一刀** | 首页门面精修（Feed 头像/摘要/互动 + 高级搜索收起 + 侧栏分组） |
-| **下一刀** | 需点名（移动侧栏抽屉 / OIDC Admin / S3 / Gitea / 表格表情…） |
+| **下一刀** | 需点名（移动侧栏抽屉 / 帖详情抛光 / OIDC Admin / S3…） |
 | **工作区** | 应干净 |
 
 ---
 
 ## 一句话状态
 
-核心论坛、Admin、Limits/伪静态、嵌套评论、Markdown 编辑器、主题、公开页青主题产品壳与资源版本号已齐；本分支 `routers/api` 仅保留机器入口。余量多为后置与体验打磨。
+核心论坛、Admin、Limits/伪静态、嵌套评论、Markdown 编辑器、主题、清青产品壳与资源版本号、首页门面密度已齐；本分支 `routers/api` 仅保留机器入口。余量多为后置与体验打磨。
 
 ---
 
@@ -32,7 +32,7 @@
 | Markdown 工具栏 + preview | 已迁 |
 | 浅色 / 暗色 / 跟随系统 | 已迁（CSS 媒体查询，无 head 防闪脚本） |
 | 未挂载论坛 JSON API | 已删（对照 `main`） |
-| 公开页设计系统 | 已迁（清青产品 chrome + `?v=`；[10-design-system.md](10-design-system.md)） |
+| 公开页设计系统 | 已迁（清青 chrome + `?v=` + 首页 Feed 门面密度） |
 
 ---
 

docs/rebuild-spec/10-design-system.md

@@ -82,16 +82,18 @@
 
 | 组件 | 规则 |
 |------|------|
-| 顶栏 | 品牌 \| 搜索条 \| 发帖主按钮 + 主题 + 私信 + 用户 +「更多」菜单；告别链接墙 |
+| 顶栏 | 品牌 \| 搜索条 \|「+ 发帖」主按钮 + 主题 + 私信 + 用户 +「更多」；告别链接墙 |
-| 侧栏链 | sm；active = soft 底 + 左边青条 |
+| 左栏 | 分区「浏览 / 板块」；active = soft 底 + 左边青条 |
-| Feed | 排序分段控件；搜索扁平工具条；细线列表；回复数右对齐强调 |
+| Feed 行 | 头像 · 作者+相对时间 / 标题 / 摘要（最多 2 行）/ 标签 · 右栏回复/赞/阅读；细线分隔非卡片墙 |
-| 标签 / 按钮 / 评论 / 门控 | 同青 token；列表仍非卡片墙 |
+| 高级搜索 | `<details>` 默认收起；有筛选条件或错误时展开；顶栏搜索仍 `/?keyword=` |
+| 排序 | 分段控件 |
+| 标签 / 按钮 / 评论 / 门控 | 同青 token |
 
 ---
 
 ## 5. 范围边界
 
-- **覆盖**：公开页壳层、资源 `?v=`、浅/暗色
+- **覆盖**：公开页壳层（含首页门面密度）、资源 `?v=`、浅/暗色
 - **不覆盖**：Admin 深重绘、移动抽屉、虚拟滚动、TipTap、改站名
 
 交叉：[06-pages-ux.md](06-pages-ux.md) · [09-ssr-progress.md](09-ssr-progress.md)

public/assets/site.css

@@ -303,14 +303,21 @@ html[data-theme="dark"] .j13-brand__mark {
   background: transparent;
   color: var(--j13-muted);
   border-radius: var(--j13-radius);
-  padding: 0.3rem 0.55rem;
+  padding: 0.3rem 0.5rem;
   font: inherit;
   font-size: 0.75rem;
   font-weight: 500;
   cursor: pointer;
   line-height: 1.3;
+  display: inline-flex;
+  align-items: center;
+  gap: 0.3rem;
   transition: color var(--j13-ease), border-color var(--j13-ease), background-color var(--j13-ease);
 }
+.j13-theme-toggle__icon {
+  flex-shrink: 0;
+  opacity: 0.9;
+}
 .j13-theme-toggle:hover {
   color: var(--j13-accent-ink);
   border-color: var(--j13-accent);
@@ -415,6 +422,16 @@ html[data-theme="dark"] .j13-brand__mark {
   position: sticky;
   top: calc(var(--j13-header-h) + 0.75rem);
 }
+.j13-aside__section {
+  margin: 0.85rem 0 0.35rem;
+  padding: 0 0.55rem;
+  font-size: 0.7rem;
+  font-weight: 650;
+  letter-spacing: 0.06em;
+  text-transform: uppercase;
+  color: var(--j13-muted);
+}
+.j13-aside__section:first-child { margin-top: 0.15rem; }
 .j13-aside__link {
   padding: 0.45rem 0.6rem;
   border-radius: var(--j13-radius);
@@ -450,7 +467,7 @@ html[data-theme="dark"] .j13-brand__mark {
   align-items: center;
   justify-content: space-between;
   gap: 0.75rem 1rem;
-  margin-bottom: 0.75rem;
+  margin-bottom: 0.65rem;
 }
 .j13-feed__title {
   margin: 0;
@@ -485,13 +502,44 @@ html[data-theme="dark"] .j13-brand__mark {
   background: var(--j13-hover);
 }
 
+.j13-search-advanced {
+  margin: 0 0 0.75rem;
+  scroll-margin-top: 4.5rem;
+}
+.j13-search-advanced__summary {
+  list-style: none;
+  cursor: pointer;
+  display: inline-flex;
+  align-items: center;
+  gap: 0.35rem;
+  color: var(--j13-muted);
+  font-size: 0.8125rem;
+  font-weight: 500;
+  padding: 0.25rem 0;
+  user-select: none;
+}
+.j13-search-advanced__summary::-webkit-details-marker { display: none; }
+.j13-search-advanced__summary::before {
+  content: "";
+  width: 0.4rem;
+  height: 0.4rem;
+  border-right: 1.5px solid currentColor;
+  border-bottom: 1.5px solid currentColor;
+  transform: rotate(-45deg);
+  transition: transform var(--j13-ease);
+}
+.j13-search-advanced[open] > .j13-search-advanced__summary::before {
+  transform: rotate(45deg);
+}
+.j13-search-advanced__summary:hover { color: var(--j13-accent); }
+.j13-search-advanced .j13-search { margin-top: 0.45rem; }
+
 .j13-search {
   margin: 0 0 0.85rem;
   padding: 0;
   border: 0;
   border-radius: 0;
   background: transparent;
-  scroll-margin-top: 4.5rem;
 }
 .j13-search--toolbar .j13-search__row {
   display: flex;
@@ -541,38 +589,114 @@ html[data-theme="dark"] .j13-brand__mark {
 
 .j13-post-list { list-style: none; margin: 0; padding: 0; }
 .j13-post-item {
-  padding: 0.85rem 0.4rem;
+  display: grid;
-  margin: 0 -0.4rem;
+  grid-template-columns: 2.5rem minmax(0, 1fr) auto;
+  gap: 0.75rem 0.85rem;
+  padding: 1rem 0.45rem;
+  margin: 0 -0.45rem;
   border-top: 1px solid var(--j13-border);
   border-radius: var(--j13-radius);
   transition: background-color var(--j13-ease);
+  align-items: start;
 }
 .j13-post-item:first-child { border-top: 0; }
 .j13-post-item:hover { background: var(--j13-hover); }
+.j13-post-item__avatar {
+  width: 2.5rem;
+  height: 2.5rem;
+  border-radius: 50%;
+  overflow: hidden;
+  flex-shrink: 0;
+  background: var(--j13-soft);
+}
+.j13-post-item__avatar img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  display: block;
+}
+.j13-post-item__mark {
+  width: 100%;
+  height: 100%;
+  display: grid;
+  place-items: center;
+  font-weight: 700;
+  font-size: 0.95rem;
+  color: var(--j13-accent-ink);
+  background: var(--j13-soft);
+}
+.j13-post-item__body { min-width: 0; }
+.j13-post-item__byline {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.4rem 0.65rem;
+  align-items: baseline;
+  font-size: 0.75rem;
+  color: var(--j13-muted);
+  margin-bottom: 0.2rem;
+}
+.j13-post-item__byline a {
+  color: var(--j13-accent-ink);
+  text-decoration: none;
+  font-weight: 600;
+}
+.j13-post-item__byline a:hover { color: var(--j13-accent); }
 .j13-post-item__title {
+  display: inline-block;
   color: var(--j13-text);
   text-decoration: none;
   font-weight: 700;
-  font-size: 1.15rem;
+  font-size: 1.1rem;
   letter-spacing: -0.02em;
   line-height: 1.35;
   transition: color var(--j13-ease);
 }
 .j13-post-item__title:hover { color: var(--j13-accent); }
+.j13-post-item__excerpt {
+  margin: 0.3rem 0 0;
+  font-size: 0.875rem;
+  line-height: 1.5;
+  color: var(--j13-muted);
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+}
 .j13-post-item__meta {
-  margin-top: 0.35rem;
+  margin-top: 0.4rem;
   font-size: 0.75rem;
   color: var(--j13-muted);
   display: flex;
   flex-wrap: wrap;
-  gap: 0.45rem;
+  gap: 0.4rem;
   align-items: center;
 }
-.j13-post-item__replies {
+.j13-post-item__stats {
-  margin-left: auto;
+  display: flex;
+  flex-direction: column;
+  gap: 0.2rem;
+  align-items: flex-end;
+  font-size: 0.72rem;
+  color: var(--j13-muted);
+  font-variant-numeric: tabular-nums;
+  padding-top: 0.15rem;
+  white-space: nowrap;
+}
+.j13-post-item__stats strong {
   font-weight: 650;
   color: var(--j13-accent-ink);
-  font-variant-numeric: tabular-nums;
+}
+@media (max-width: 700px) {
+  .j13-post-item {
+    grid-template-columns: 2.25rem minmax(0, 1fr);
+  }
+  .j13-post-item__stats {
+    grid-column: 2;
+    flex-direction: row;
+    gap: 0.75rem;
+    align-items: center;
+    justify-content: flex-start;
+  }
 }
 
 .j13-widget__title {

public/assets/site.js

@@ -27,9 +27,15 @@ document.documentElement.dataset.j13Ssr = "1";
     } catch (e) {}
     var btn = document.getElementById("j13-theme-toggle");
     if (btn) {
-      btn.textContent = LABELS[pref] || LABELS.system;
+      var label = btn.querySelector(".j13-theme-toggle__label");
-      btn.setAttribute("aria-label", "主题：" + (LABELS[pref] || ""));
+      var text = LABELS[pref] || LABELS.system;
-      btn.title = "当前：" + (LABELS[pref] || "") + "（点击切换）";
+      if (label) {
+        label.textContent = text;
+      } else {
+        btn.textContent = text;
+      }
+      btn.setAttribute("aria-label", "主题：" + text);
+      btn.title = "当前：" + text + "（点击切换）";
     }
   }
 

routers/web/home.go

@@ -169,11 +169,18 @@ type PostListItem struct {
 	ID           uint
 	Title        string
 	Href         string
+	AuthorID     uint
 	AuthorName   string
+	AuthorHref   string
+	AvatarURL    string
+	AuthorMark   string // 无头像时的单字占位
 	BoardName    string
+	Excerpt      string
 	Pinned       bool
 	Featured     bool
 	CommentCount int
+	LikeCount    int
+	ViewCount    int
 	CreatedLabel string
 }
 
@@ -329,10 +336,26 @@ func (d Deps) Home(c *gin.Context) {
 		if it.Board.ID > 0 {
 			bname = it.Board.Name
 		}
+		excerptSrc := strings.TrimSpace(it.ContentPlain)
+		if excerptSrc == "" {
+			excerptSrc = services.ExcerptFromHTML(it.Content, 100)
+		} else {
+			excerptSrc = services.TruncateRunes(excerptSrc, 100)
+		}
+		avatar := strings.TrimSpace(it.User.Avatar)
+		authorID := it.UserID
+		authorHref := ""
+		if authorID > 0 {
+			authorHref = pl.UserPath(authorID)
+		}
 		posts = append(posts, PostListItem{
-			ID: it.ID, Title: it.Title, Href: pl.PostPath(it.ID), AuthorName: authorName, BoardName: bname,
+			ID: it.ID, Title: it.Title, Href: pl.PostPath(it.ID),
-			Pinned: it.Pinned, Featured: it.Featured, CommentCount: it.CommentCount,
+			AuthorID: authorID, AuthorName: authorName, AuthorHref: authorHref,
-			CreatedLabel: it.CreatedAt.Local().Format("2006-01-02 15:04"),
+			AvatarURL: avatar, AuthorMark: firstRuneOr(authorName, "姜"),
+			BoardName: bname, Excerpt: excerptSrc,
+			Pinned: it.Pinned, Featured: it.Featured,
+			CommentCount: it.CommentCount, LikeCount: it.LikeCount, ViewCount: it.ViewCount,
+			CreatedLabel: formatRelativeTime(it.CreatedAt),
 		})
 	}
 
@@ -353,3 +376,29 @@ func normalizeSort(s string) string {
 func formatTime(t time.Time) string {
 	return t.Local().Format("2006-01-02 15:04")
 }
+
+// formatRelativeTime 列表用相对时间
+func formatRelativeTime(t time.Time) string {
+	if t.IsZero() {
+		return ""
+	}
+	now := time.Now()
+	d := now.Sub(t)
+	if d < 0 {
+		d = 0
+	}
+	switch {
+	case d < time.Minute:
+		return "刚刚"
+	case d < time.Hour:
+		return fmt.Sprintf("%d 分钟前", int(d.Minutes()))
+	case d < 24*time.Hour:
+		return fmt.Sprintf("%d 小时前", int(d.Hours()))
+	case d < 48*time.Hour:
+		return "昨天"
+	case d < 30*24*time.Hour:
+		return fmt.Sprintf("%d 天前", int(d.Hours()/24))
+	default:
+		return t.Local().Format("2006-01-02")
+	}
+}

templates/base/navbar.tmpl

@@ -20,15 +20,20 @@
       </form>
       <div class="j13-header__actions">
         {{if .LoggedIn}}
-          <a class="j13-btn j13-btn--compose" href="/compose">发帖</a>
+          <a class="j13-btn j13-btn--compose" href="/compose">+ 发帖</a>
         {{else}}
           <a class="j13-btn j13-btn--compose" href="/login">登录</a>
           <a class="j13-header__textlink" href="/register">注册</a>
         {{end}}
-        <button type="button" class="j13-theme-toggle" id="j13-theme-toggle" aria-label="切换主题" title="切换主题">主题</button>
+        <button type="button" class="j13-theme-toggle" id="j13-theme-toggle" aria-label="切换主题" title="切换主题">
+          <svg class="j13-theme-toggle__icon" width="16" height="16" viewBox="0 0 24 24" aria-hidden="true" focusable="false">
+            <path fill="currentColor" d="M12 3a1 1 0 0 1 1 1v1.06a7.5 7.5 0 1 1-2 0V4a1 1 0 0 1 1-1Zm0 4.5a5.5 5.5 0 1 0 0 11 5.5 5.5 0 0 0 0-11Z"/>
+          </svg>
+          <span class="j13-theme-toggle__label">主题</span>
+        </button>
         {{if .LoggedIn}}
           <a class="j13-header__iconlink" href="/messages" title="私信">私信{{if gt .UnreadCount 0}} <span class="j13-badge">{{.UnreadCount}}</span>{{end}}</a>
-          <a class="j13-header__user" href="/profile" title="个人中心">{{.ViewerName}} · {{.ViewerPoints}}</a>
+          <a class="j13-header__user" href="/profile" title="个人中心">{{.ViewerName}}</a>
         {{end}}
         <details class="j13-more">
           <summary>更多</summary>

templates/home/feed.tmpl

@@ -8,7 +8,9 @@
       <a class="{{if eq .Sort "hot"}}is-active{{end}}" href="{{.SortHref "hot"}}">热门讨论</a>
     </div>
   </header>
-  <form id="search" class="j13-search j13-search--toolbar" method="get" action="{{.FormAction}}" role="search">
+  <details class="j13-search-advanced" id="search"{{if or .HasSearch .TitleOnly .SearchError}} open{{end}}>
+    <summary class="j13-search-advanced__summary">高级搜索</summary>
+    <form class="j13-search j13-search--toolbar" method="get" action="{{.FormAction}}" role="search">
       {{if and .Sort (ne .Sort "latest")}}<input type="hidden" name="sort" value="{{.Sort}}"/>{{end}}
       <div class="j13-search__row">
         <label class="j13-search__field">
@@ -31,20 +33,37 @@
       </div>
       {{if .SearchError}}<p class="j13-search__err" role="alert">{{.SearchError}}</p>{{end}}
     </form>
+  </details>
   {{if not .Posts}}
   <p class="j13-empty">{{if .SearchError}}请调整搜索条件后重试。{{else if .HasSearch}}未找到匹配帖子。{{else}}暂无帖子。{{end}}</p>
   {{else}}
   <ul class="j13-post-list">
     {{range .Posts}}
     <li class="j13-post-item">
+      <div class="j13-post-item__avatar">
+        {{if .AvatarURL}}
+        <img src="{{.AvatarURL}}" alt="" width="40" height="40"/>
+        {{else}}
+        <span class="j13-post-item__mark" aria-hidden="true">{{.AuthorMark}}</span>
+        {{end}}
+      </div>
+      <div class="j13-post-item__body">
+        <div class="j13-post-item__byline">
+          {{if .AuthorHref}}<a href="{{.AuthorHref}}">{{.AuthorName}}</a>{{else}}<span>{{.AuthorName}}</span>{{end}}
+          <span class="j13-post-item__time">{{.CreatedLabel}}</span>
+        </div>
         <a class="j13-post-item__title" href="{{.Href}}"{{if $.OpenPostsInNewTab}} target="_blank" rel="noopener"{{end}}>{{.Title}}</a>
+        {{if .Excerpt}}<p class="j13-post-item__excerpt">{{.Excerpt}}</p>{{end}}
         <div class="j13-post-item__meta">
           {{if .Pinned}}<span class="j13-tag j13-tag--pin">置顶</span>{{end}}
           {{if .Featured}}<span class="j13-tag j13-tag--feat">精华</span>{{end}}
           {{if .BoardName}}<span class="j13-tag">{{.BoardName}}</span>{{end}}
-        <span>{{.AuthorName}}</span>
+        </div>
-        <span>{{.CreatedLabel}}</span>
+      </div>
-        <span class="j13-post-item__replies">{{.CommentCount}} 回复</span>
+      <div class="j13-post-item__stats" aria-label="互动">
+        <span title="回复"><strong>{{.CommentCount}}</strong> 回复</span>
+        <span title="赞"><strong>{{.LikeCount}}</strong> 赞</span>
+        <span title="阅读"><strong>{{.ViewCount}}</strong> 阅读</span>
       </div>
     </li>
     {{end}}

templates/shared/board_aside.tmpl

@@ -1,7 +1,12 @@
 {{define "shared/board_aside"}}
 <aside class="j13-aside j13-aside--left">
+  <p class="j13-aside__section">浏览</p>
+  <a class="j13-aside__link{{if and (eq .ActiveBoard 0) (ne .Path "/boards") (ne .Path "/favorites")}} is-active{{end}}" href="/">全部帖子</a>
+  {{if .LoggedIn}}
+  <a class="j13-aside__link{{if eq .Path "/favorites"}} is-active{{end}}" href="/favorites">我的收藏</a>
+  {{end}}
   <a class="j13-aside__link{{if eq .Path "/boards"}} is-active{{end}}" href="/boards">全部板块</a>
-  <a class="j13-aside__link{{if and (eq .ActiveBoard 0) (ne .Path "/boards")}} is-active{{end}}" href="/">全部帖子</a>
+  <p class="j13-aside__section">板块</p>
   {{range .Boards}}
   <a class="j13-aside__link{{if eq $.ActiveBoard .ID}} is-active{{end}}" href="{{.Href}}">{{.Name}}</a>
   {{end}}

web_src/css/site.css

@@ -303,14 +303,21 @@ html[data-theme="dark"] .j13-brand__mark {
   background: transparent;
   color: var(--j13-muted);
   border-radius: var(--j13-radius);
-  padding: 0.3rem 0.55rem;
+  padding: 0.3rem 0.5rem;
   font: inherit;
   font-size: 0.75rem;
   font-weight: 500;
   cursor: pointer;
   line-height: 1.3;
+  display: inline-flex;
+  align-items: center;
+  gap: 0.3rem;
   transition: color var(--j13-ease), border-color var(--j13-ease), background-color var(--j13-ease);
 }
+.j13-theme-toggle__icon {
+  flex-shrink: 0;
+  opacity: 0.9;
+}
 .j13-theme-toggle:hover {
   color: var(--j13-accent-ink);
   border-color: var(--j13-accent);
@@ -415,6 +422,16 @@ html[data-theme="dark"] .j13-brand__mark {
   position: sticky;
   top: calc(var(--j13-header-h) + 0.75rem);
 }
+.j13-aside__section {
+  margin: 0.85rem 0 0.35rem;
+  padding: 0 0.55rem;
+  font-size: 0.7rem;
+  font-weight: 650;
+  letter-spacing: 0.06em;
+  text-transform: uppercase;
+  color: var(--j13-muted);
+}
+.j13-aside__section:first-child { margin-top: 0.15rem; }
 .j13-aside__link {
   padding: 0.45rem 0.6rem;
   border-radius: var(--j13-radius);
@@ -450,7 +467,7 @@ html[data-theme="dark"] .j13-brand__mark {
   align-items: center;
   justify-content: space-between;
   gap: 0.75rem 1rem;
-  margin-bottom: 0.75rem;
+  margin-bottom: 0.65rem;
 }
 .j13-feed__title {
   margin: 0;
@@ -485,13 +502,44 @@ html[data-theme="dark"] .j13-brand__mark {
   background: var(--j13-hover);
 }
 
+.j13-search-advanced {
+  margin: 0 0 0.75rem;
+  scroll-margin-top: 4.5rem;
+}
+.j13-search-advanced__summary {
+  list-style: none;
+  cursor: pointer;
+  display: inline-flex;
+  align-items: center;
+  gap: 0.35rem;
+  color: var(--j13-muted);
+  font-size: 0.8125rem;
+  font-weight: 500;
+  padding: 0.25rem 0;
+  user-select: none;
+}
+.j13-search-advanced__summary::-webkit-details-marker { display: none; }
+.j13-search-advanced__summary::before {
+  content: "";
+  width: 0.4rem;
+  height: 0.4rem;
+  border-right: 1.5px solid currentColor;
+  border-bottom: 1.5px solid currentColor;
+  transform: rotate(-45deg);
+  transition: transform var(--j13-ease);
+}
+.j13-search-advanced[open] > .j13-search-advanced__summary::before {
+  transform: rotate(45deg);
+}
+.j13-search-advanced__summary:hover { color: var(--j13-accent); }
+.j13-search-advanced .j13-search { margin-top: 0.45rem; }
+
 .j13-search {
   margin: 0 0 0.85rem;
   padding: 0;
   border: 0;
   border-radius: 0;
   background: transparent;
-  scroll-margin-top: 4.5rem;
 }
 .j13-search--toolbar .j13-search__row {
   display: flex;
@@ -541,38 +589,114 @@ html[data-theme="dark"] .j13-brand__mark {
 
 .j13-post-list { list-style: none; margin: 0; padding: 0; }
 .j13-post-item {
-  padding: 0.85rem 0.4rem;
+  display: grid;
-  margin: 0 -0.4rem;
+  grid-template-columns: 2.5rem minmax(0, 1fr) auto;
+  gap: 0.75rem 0.85rem;
+  padding: 1rem 0.45rem;
+  margin: 0 -0.45rem;
   border-top: 1px solid var(--j13-border);
   border-radius: var(--j13-radius);
   transition: background-color var(--j13-ease);
+  align-items: start;
 }
 .j13-post-item:first-child { border-top: 0; }
 .j13-post-item:hover { background: var(--j13-hover); }
+.j13-post-item__avatar {
+  width: 2.5rem;
+  height: 2.5rem;
+  border-radius: 50%;
+  overflow: hidden;
+  flex-shrink: 0;
+  background: var(--j13-soft);
+}
+.j13-post-item__avatar img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  display: block;
+}
+.j13-post-item__mark {
+  width: 100%;
+  height: 100%;
+  display: grid;
+  place-items: center;
+  font-weight: 700;
+  font-size: 0.95rem;
+  color: var(--j13-accent-ink);
+  background: var(--j13-soft);
+}
+.j13-post-item__body { min-width: 0; }
+.j13-post-item__byline {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.4rem 0.65rem;
+  align-items: baseline;
+  font-size: 0.75rem;
+  color: var(--j13-muted);
+  margin-bottom: 0.2rem;
+}
+.j13-post-item__byline a {
+  color: var(--j13-accent-ink);
+  text-decoration: none;
+  font-weight: 600;
+}
+.j13-post-item__byline a:hover { color: var(--j13-accent); }
 .j13-post-item__title {
+  display: inline-block;
   color: var(--j13-text);
   text-decoration: none;
   font-weight: 700;
-  font-size: 1.15rem;
+  font-size: 1.1rem;
   letter-spacing: -0.02em;
   line-height: 1.35;
   transition: color var(--j13-ease);
 }
 .j13-post-item__title:hover { color: var(--j13-accent); }
+.j13-post-item__excerpt {
+  margin: 0.3rem 0 0;
+  font-size: 0.875rem;
+  line-height: 1.5;
+  color: var(--j13-muted);
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+}
 .j13-post-item__meta {
-  margin-top: 0.35rem;
+  margin-top: 0.4rem;
   font-size: 0.75rem;
   color: var(--j13-muted);
   display: flex;
   flex-wrap: wrap;
-  gap: 0.45rem;
+  gap: 0.4rem;
   align-items: center;
 }
-.j13-post-item__replies {
+.j13-post-item__stats {
-  margin-left: auto;
+  display: flex;
+  flex-direction: column;
+  gap: 0.2rem;
+  align-items: flex-end;
+  font-size: 0.72rem;
+  color: var(--j13-muted);
+  font-variant-numeric: tabular-nums;
+  padding-top: 0.15rem;
+  white-space: nowrap;
+}
+.j13-post-item__stats strong {
   font-weight: 650;
   color: var(--j13-accent-ink);
-  font-variant-numeric: tabular-nums;
+}
+@media (max-width: 700px) {
+  .j13-post-item {
+    grid-template-columns: 2.25rem minmax(0, 1fr);
+  }
+  .j13-post-item__stats {
+    grid-column: 2;
+    flex-direction: row;
+    gap: 0.75rem;
+    align-items: center;
+    justify-content: flex-start;
+  }
 }
 
 .j13-widget__title {

web_src/js/site.js

@@ -27,9 +27,15 @@ document.documentElement.dataset.j13Ssr = "1";
     } catch (e) {}
     var btn = document.getElementById("j13-theme-toggle");
     if (btn) {
-      btn.textContent = LABELS[pref] || LABELS.system;
+      var label = btn.querySelector(".j13-theme-toggle__label");
-      btn.setAttribute("aria-label", "主题：" + (LABELS[pref] || ""));
+      var text = LABELS[pref] || LABELS.system;
-      btn.title = "当前：" + (LABELS[pref] || "") + "（点击切换）";
+      if (label) {
+        label.textContent = text;
+      } else {
+        btn.textContent = text;
+      }
+      btn.setAttribute("aria-label", "主题：" + text);
+      btn.title = "当前：" + text + "（点击切换）";
     }
   }