/* ============================================================
   Notus 主题样式（朋友圈风格 · 浅色/深色 · 响应式）
   ============================================================ */
:root{
  /* 原版 wechat 配色 */
  --wechat-bg:#f5f5f5; --wechat-surface:#ededed; --wechat-white:#ffffff;
  --wechat-text:#1a1a1a; --wechat-nickname:#576b95; --wechat-time:#b2b2b2;
  --wechat-bubble:#f7f7f7; --wechat-border:#e5e5e5; --wechat-link:#576b95;
  --accent:#07c160; --danger:#e03131;
  --topbar-bg:#fff; --topbar-ink:#1a1a1a;
}
html[data-theme="dark"]{
  --wechat-bg:#18181c; --wechat-surface:#2a2a30; --wechat-white:#232328;
  --wechat-text:#e0e0e0; --wechat-nickname:#7d8fc4; --wechat-time:#888888;
  --wechat-bubble:#2a2a30; --wechat-border:#333338; --wechat-link:#7d8fc4;
  --topbar-bg:#232328; --topbar-ink:#e0e0e0;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--wechat-white); color:var(--wechat-text);
  font:15px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--wechat-link);text-decoration:none}
img{max-width:100%}

/* ---------- 布局（原版：移动白底 / 桌面 #ededed + 600px 圆角卡片） ---------- */
.site{position:relative;min-height:100vh;padding-bottom:60px}
.main-col{
  width:100%;margin:0 auto;background:var(--wechat-white);min-height:100vh;
}
@media(min-width:768px){
  body{background:var(--wechat-surface)}
  .main-col{
    width:600px;border-radius:16px;
    box-shadow:0 8px 40px -12px rgba(0,0,0,.12);
    margin:24px auto 0;
  }
}
.side-col{position:fixed;top:72px;width:240px;display:none}
.left-col{left:max(16px,calc(50% - 560px))}
.right-col{right:max(16px,calc(50% - 560px))}
@media(min-width:1180px){.side-col{display:block}}

/* ---------- 顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 14px;background:var(--topbar-bg);color:var(--topbar-ink);
  border-bottom:1px solid var(--line);
}
.topbar-name{font-weight:700;font-size:16px}
.topbar-nav a{margin-left:14px;font-size:14px;color:var(--topbar-ink);opacity:.85}
.topbar-nav a:hover{opacity:1}

/* ---------- 封面（复刻原版 CoverHeader） ---------- */
.cover-wrap{position:relative;width:100%}
.cover-img{position:relative;height:335px;overflow:hidden;background:var(--wechat-bubble)}
@media(min-width:768px){
  .cover-img{height:340px;border-top-left-radius:16px;border-top-right-radius:16px}
}
.cover-bg{position:absolute;inset:0;background:center/cover no-repeat;transform:scale(1.25)}
.cover-gradient{position:absolute;left:0;right:0;bottom:0;height:96px;background:linear-gradient(to top,rgba(0,0,0,.4),transparent);pointer-events:none}
.cover-row{position:absolute;left:0;right:0;bottom:0;z-index:10;margin:0 auto;max-width:600px;padding:0 16px;display:flex;justify-content:flex-end}
.cover-id{display:flex;align-items:flex-end;gap:12px}
.cover-name{color:#fff;font-size:18px;font-weight:500;text-shadow:0 1px 3px rgba(0,0,0,.4);margin-bottom:1px}
.cover-avatar{display:block;width:56px;height:56px;border-radius:5px;overflow:hidden;transform:translateY(42%);flex:none}
.cover-avatar img{width:100%;height:100%;object-fit:cover;display:block}
@media(min-width:768px){
  .cover-name{font-size:20px}
  .cover-avatar{width:64px;height:64px}
}
.cover-bio{max-width:600px;margin:0 auto;display:flex;justify-content:flex-end;padding:24px 16px 8px;font-size:12px;color:var(--wechat-time)}

/* ---------- 动态卡片 ---------- */
.post-card{background:var(--card);padding:16px 14px 10px;border-bottom:1px solid var(--line)}
.post-head{display:flex;align-items:flex-start;gap:10px}
.post-avatar{width:40px;height:40px;border-radius:6px;object-fit:cover;flex:none}
.post-author{font-weight:600}
.post-time{font-size:12px;color:var(--muted)}
.pin-badge,.ad-badge{font-size:11px;background:#07c160;color:#fff;border-radius:4px;padding:1px 6px;margin-left:6px;vertical-align:middle}
.ad-badge{background:#ff9f0a}
.post-content{margin:10px 0 6px;word-break:break-word}
.post-content img{max-width:100%;border-radius:4px}
.post-content a{color:var(--accent)}

/* 图片组 */
.img-grid{display:grid;gap:3px;margin-top:8px;border-radius:6px;overflow:hidden}
.img-grid.grid-1{grid-template-columns:1fr;max-width:260px}
.img-grid.grid-2{grid-template-columns:1fr 1fr;max-width:320px}
.img-grid.grid-3{grid-template-columns:1fr 1fr 1fr;max-width:320px}
.img-cell{position:relative;display:block}
.img-cell img{width:100%;height:100%;object-fit:cover;display:block}
.img-grid[data-count="1"] .img-cell{aspect-ratio:1/1;max-width:260px}
.img-grid[data-count="2"] .img-cell{aspect-ratio:1/1}
.img-grid[data-count="3"] .img-cell{aspect-ratio:1/1}
.img-grid[data-count="4"] .img-cell,.img-grid[data-count="5"] .img-cell,.img-grid[data-count="6"] .img-cell{aspect-ratio:1/1}
.img-grid[data-count="4"],.img-grid[data-count="5"],.img-grid[data-count="6"]{grid-template-columns:repeat(3,1fr);max-width:320px}
.img-grid[data-count="7"],.img-grid[data-count="8"],.img-grid[data-count="9"]{grid-template-columns:repeat(3,1fr);max-width:320px}
.img-grid[data-count="7"] .img-cell,.img-grid[data-count="8"] .img-cell,.img-grid[data-count="9"] .img-cell{aspect-ratio:1/1}
.live-icon{position:absolute;right:4px;bottom:4px;font-size:11px;background:rgba(0,0,0,.55);color:#fff;border-radius:4px;padding:1px 5px}

/* 视频 / 音乐 / 链接 / 豆瓣 */
.video-card{margin-top:8px}
.video-card video{width:100%;max-height:360px;border-radius:8px;background:#000;display:block}
.video-title{font-size:13px;color:var(--muted);margin-top:4px}
.music-card{display:flex;align-items:center;gap:10px;background:var(--bg);border-radius:8px;padding:10px;margin-top:8px}
.music-cover{width:44px;height:44px;border-radius:6px;background:#ddd center/cover no-repeat;flex:none}
.music-name{font-weight:600;font-size:14px}
.music-artist{font-size:12px;color:var(--muted)}
.music-card audio{height:32px;margin-left:auto;max-width:150px}
.link-card{display:flex;gap:10px;border:1px solid var(--line);border-radius:8px;padding:10px;margin-top:8px;color:var(--ink)}
.link-card img{width:80px;height:80px;object-fit:cover;border-radius:6px;flex:none}
.link-title{font-weight:600;font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.link-desc{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.link-site{font-size:11px;color:var(--accent);margin-top:4px}
.douban-card{display:flex;gap:10px;background:var(--bg);border-radius:8px;padding:10px;margin-top:8px}
.douban-card img{width:56px;height:80px;object-fit:cover;border-radius:4px;flex:none}
.douban-title{font-weight:600;font-size:14px}
.douban-meta{font-size:12px;color:var(--accent)}
.douban-intro{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 点赞 / 评论 */
.post-likes{background:var(--bg);border-radius:6px;padding:6px 10px;font-size:13px;margin-top:8px;color:var(--ink)}
.post-comments{background:var(--bg);border-radius:6px;padding:8px 10px;margin-top:4px;font-size:13.5px}
.comment-row{line-height:1.6}
.comment-row.is-reply{margin-left:18px}
.comment-row b{font-weight:600}
.author-tag{font-size:11px;background:#07c160;color:#fff;border-radius:3px;padding:0 5px;vertical-align:middle}
.comment-like{color:var(--accent);font-size:12px}
.post-actions{display:flex;gap:18px;margin-top:8px;font-size:13px;color:var(--muted)}
.action-btn{background:none;border:none;padding:0;cursor:pointer;font-size:13px;color:var(--muted);font-family:inherit}
.action-btn:hover{color:var(--accent)}

/* ---------- 侧栏 ---------- */
.side-card{background:var(--card);border-radius:12px;padding:14px 16px;box-shadow:0 1px 4px rgba(0,0,0,.06);margin-bottom:14px}
.side-title{font-weight:700;font-size:14px;margin-bottom:10px}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{padding:6px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.side-list li:last-child{border-bottom:none}
.side-empty{color:var(--muted)}
.owner-card{text-align:center}
.owner-avatar{display:inline-block;width:64px;height:64px;border-radius:10px;overflow:hidden;margin-bottom:8px}
.owner-avatar img{width:100%;height:100%;object-fit:cover}
.owner-name{font-weight:700}
.owner-bio{font-size:12.5px;color:var(--muted);margin-top:4px}
.owner-stats{margin-top:8px;font-size:12px;color:var(--muted)}

/* ---------- 悬浮 / 页脚 ---------- */
.floating{position:fixed;right:18px;bottom:90px;display:flex;flex-direction:column;gap:10px;z-index:30}
.fab{width:40px;height:40px;border-radius:50%;border:none;background:var(--card);color:var(--ink);box-shadow:0 2px 8px rgba(0,0,0,.2);cursor:pointer;font-size:16px}
.site-footer{position:fixed;left:14px;bottom:10px;font-size:12px;color:var(--muted);z-index:5}

/* ---------- 详情/文章页 ---------- */
.back-link{display:inline-block;padding:10px 14px;font-size:13px;color:var(--accent)}
.article-page{padding:6px 20px 30px}
.article-title{font-size:22px;line-height:1.4;margin:10px 0}
.article-meta{font-size:12.5px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.article-cat,.article-type{background:var(--bg);border-radius:4px;padding:1px 8px}
.article-cover{width:100%;border-radius:10px;margin-bottom:16px}
.article-content{line-height:1.9;word-break:break-word}
.article-content h1,.article-content h2,.article-content h3{margin:1.2em 0 .6em}
.article-content img{border-radius:6px}
.article-content blockquote{border-left:3px solid var(--accent);margin:1em 0;padding:.4em 1em;background:var(--bg)}
.article-content pre{background:#0f172a;color:#e2e8f0;border-radius:8px;padding:12px;overflow-x:auto}
.article-content code{font-family:ui-monospace,Consolas,monospace;font-size:.92em}

/* 位置（微信式链接色行） */
.post-location{margin-top:6px;font-size:13px;color:var(--wechat-link)}

/* 社交图标（博主卡片） */
.social-row{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:10px}
.social-icon{display:inline-flex;width:22px;height:22px;color:#9ca3af;transition:all .15s}
.social-icon:hover{color:var(--sc,#576b95);transform:translateY(-2px)}
.social-icon svg{width:100%;height:100%}

/* 移动端页脚社交 */
.mobile-social{display:flex;justify-content:center;gap:14px;padding:10px 0}

/* ---------- 评论表单 / 列表 ---------- */
.comment-form-card,.comment-list{padding:16px 20px;border-top:1px solid var(--line)}
.comment-form-card h3,.comment-list h3{font-size:15px;margin:0 0 12px}
.comment-form-card input,.comment-form-card textarea{width:100%;margin-bottom:8px;padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font-size:14px}
.comment-form-card textarea{min-height:80px;resize:vertical}
.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 24px;font-size:14px;cursor:pointer}
.comment-tip{font-size:12.5px;color:var(--muted);margin-left:10px}
.comment-item{padding:8px 0;border-bottom:1px solid var(--line)}
.comment-item.is-reply{margin-left:20px}
.comment-text{margin-top:2px;word-break:break-word}
.comment-meta{font-size:12px;color:var(--muted);margin-top:2px}
.region-tag{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:3px;padding:0 5px;vertical-align:middle}

/* ---------- 归档 / 空态 / 分页 ---------- */
.page-head{padding:18px 20px 6px}
.page-head h1{margin:0;font-size:22px}
.page-head p{color:var(--muted);font-size:13px;margin:4px 0 0}
.archive-month{padding:10px 20px 4px}
.archive-month h2{font-size:15px;color:var(--accent)}
.archive-list{list-style:none;margin:0;padding:0}
.archive-list li{padding:8px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}
.archive-date{color:var(--muted);font-size:12.5px;flex:none}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state h1{font-size:32px;margin:0 0 8px}
.pager{display:flex;justify-content:center;gap:16px;padding:18px}
.btn-link{color:var(--accent)}

/* ---------- 后台（复刻原版：浅灰底 + 白侧栏 240px + 深灰主色 #374151） ---------- */
.admin-body{background:#f3f4f6}
.adm-ic{width:18px;height:18px;flex:none;display:block}
.adm-shell{display:flex;min-height:100vh}
.adm-side{position:fixed;left:0;top:0;bottom:0;width:240px;background:#fff;border-right:1px solid #e5e7eb;display:flex;flex-direction:column;z-index:30}
.adm-logo{display:flex;align-items:center;gap:10px;padding:16px 20px}
.adm-logo-box{width:36px;height:36px;border-radius:12px;background:#374151;color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.adm-logo-box img{width:20px;height:20px;object-fit:contain}
.adm-logo-box .adm-ic{width:20px;height:20px}
.adm-logo-name{margin:0;font-size:14px;font-weight:600;color:#111827;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px}
.adm-logo-sub{margin:0;font-size:12px;color:#9ca3af}
.adm-nav{flex:1;overflow-y:auto;padding:4px 12px 16px}
.adm-group-label{margin:14px 8px 6px;font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:#9ca3af}
.adm-nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;font-size:14px;color:#6b7280;text-decoration:none;transition:all .15s;margin-bottom:2px}
.adm-nav-item:hover{background:#f9fafb;color:#111827}
.adm-nav-item.active{background:#374151;color:#fff;font-weight:500}
.adm-nav-item.active .adm-ic{color:#fff}
.adm-body-col{flex:1;min-width:0;margin-left:240px}
.adm-topbar{position:sticky;top:0;z-index:20;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid #e5e7eb}
.adm-page-title{margin:0;font-size:14px;font-weight:600;color:#111827}
.adm-top-actions{display:flex;align-items:center;gap:6px}
.adm-icon-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;color:#6b7280;text-decoration:none;transition:background .15s}
.adm-icon-btn:hover{background:#f9fafb;color:#111827}
.adm-icon-btn.adm-logout{color:#ef4444}
.adm-icon-btn.adm-logout:hover{background:#fef2f2}
.adm-main{padding:20px 24px 24px}
.adm-content{max-width:1152px;margin:0 auto}
@media(max-width:768px){
  .adm-side{display:none}
  .adm-body-col{margin-left:0}
  .adm-main{padding:14px 12px}
  .adm-topbar{padding:0 14px}
}
/* 页面内容元素（对齐原版 adm 色板） */
.admin-panel{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:18px 20px;margin-bottom:16px}
.admin-panel h3{margin:0 0 14px;font-size:15px;color:#111827}
.admin-grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:900px){.admin-grid2{grid-template-columns:1fr}}
.admin-list{list-style:none;margin:0;padding:0}
.admin-list li{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:9px 0;border-bottom:1px solid #f3f4f6;font-size:13.5px;color:#111827}
.admin-list li:last-child{border-bottom:none}
.admin-list .muted{flex:1;min-width:60px}
.ops{display:inline-flex;gap:6px;align-items:center}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.toolbar .btn-link{margin:0}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-bottom:16px}
.stat{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:14px;text-align:center}
.stat b{display:block;font-size:22px;color:#111827}
.stat span{font-size:12.5px;color:#6b7280}
.admin-table-wrap{background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse;font-size:13.5px}
.admin-table th,.admin-table td{padding:10px 12px;border-bottom:1px solid #f3f4f6;text-align:left}
.admin-table th{font-size:12px;color:#6b7280;background:#f9fafb}
.admin-table tr:last-child td{border-bottom:none}
.admin-form label{display:block;font-size:13px;color:#6b7280;margin:12px 0 4px}
.admin-form input,.admin-form select,.admin-form textarea{width:100%;padding:9px 12px;border:1px solid #e5e7eb;border-radius:10px;background:#f9fafb;color:#111827;font-size:14px;transition:border-color .15s}
.admin-form input:focus,.admin-form select:focus,.admin-form textarea:focus{outline:none;border-color:#6b7280;background:#fff;box-shadow:0 0 0 1px #6b7280}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:700px){.form-grid{grid-template-columns:1fr}}
.check-row{display:flex!important;align-items:center;gap:8px;font-size:14px;color:#111827}
.check-row input{width:auto}
.btn-primary{display:inline-block;background:#374151;color:#fff;border:none;border-radius:10px;padding:10px 22px;font-size:14px;cursor:pointer;text-decoration:none;font-weight:500}
.btn-primary:hover{opacity:.9}
.btn-mini{display:inline-block;border:1px solid #e5e7eb;background:#fff;color:#374151;border-radius:8px;padding:4px 12px;font-size:12.5px;cursor:pointer;text-decoration:none}
.btn-mini:hover{background:#f9fafb}
.btn-mini.danger{color:#ef4444;border-color:#fecaca}
.inline-form{display:inline}
.inline-flex{display:inline-flex;gap:8px;align-items:center}
.editor-toolbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.editor-toolbar button{padding:5px 12px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;color:#374151;cursor:pointer;font-size:13px}
.editor-toolbar button:hover{border-color:#374151}
#content{width:100%;padding:10px 12px;border:1px solid #e5e7eb;border-radius:10px;background:#f9fafb;color:#111827;font-size:14px;font-family:ui-monospace,Consolas,monospace;line-height:1.6}
.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:700px){.media-grid{grid-template-columns:repeat(2,1fr)}}
.media-item{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:8px;text-align:center}
.media-item img{width:100%;height:110px;object-fit:cover;border-radius:6px}
.media-file{height:110px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#6b7280;background:#f9fafb;border-radius:6px}
.media-name{font-size:12px;color:#6b7280;margin:6px 0 4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.alert-green,.adm-alert-ok{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0;border-radius:8px;padding:10px 14px;margin-bottom:14px}
/* 发布器开关行 / 模式切换（复刻原版 toggle 风格） */
.toggle-row{display:flex;align-items:center;gap:12px;border-top:1px solid #f3f4f6;padding:13px 0}
.toggle-row:first-of-type{border-top:none}
.toggle-label{flex:1;font-size:14.5px;color:#111827}
.mode-btn{border-radius:999px!important;padding:4px 12px!important;font-size:12.5px!important}
.mode-btn.active{background:#22c55e!important;color:#fff!important;border-color:#22c55e!important}
.alert-red,.adm-alert-err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;border-radius:8px;padding:10px 14px;margin-bottom:14px}
.muted{color:#9ca3af}
.pager{display:flex;justify-content:center;gap:16px;padding:18px}
.btn-link{color:#576b95}

/* 登录页（复刻原版） */
.adm-login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:0 16px}
.adm-login{width:100%;max-width:384px}
.adm-login-logo{text-align:center;margin-bottom:32px}
.adm-login-logo-box{width:56px;height:56px;margin:0 auto 16px;border-radius:16px;background:#374151;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 20px rgba(55,65,81,.25)}
.adm-login-logo-box .adm-ic{width:28px;height:28px}
.adm-login-logo h1{margin:0;font-size:20px;color:#111827}
.adm-login-logo p{margin:4px 0 0;font-size:14px;color:#6b7280}
.adm-login-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:24px;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.adm-login-label{display:block;font-size:12px;font-weight:500;color:#6b7280;margin:16px 0 6px}
.adm-input-wrap{position:relative}
.adm-input-wrap .adm-ic{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:#9ca3af}
.adm-input-wrap input{width:100%;padding:11px 38px 11px 40px;border:1px solid #e5e7eb;border-radius:12px;background:#f9fafb;color:#111827;font-size:14px;transition:all .15s}
.adm-input-wrap input:focus{outline:none;border-color:#6b7280;background:#fff;box-shadow:0 0 0 1px #6b7280}
.adm-eye{position:absolute;right:10px;top:50%;transform:translateY(-50%);border:none;background:none;cursor:pointer;font-size:14px;color:#9ca3af}
.adm-login-btn{width:100%;margin-top:22px;padding:12px;border:none;border-radius:12px;background:#374151;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:opacity .15s}
.adm-login-btn:hover{opacity:.9}
.adm-login-foot{margin-top:24px;text-align:center;font-size:12px;color:#9ca3af}

/* ---------- 移动端 ---------- */
@media(max-width:760px){
  .main-col{width:100%;box-shadow:none;border-radius:0;margin:0}
  .site-footer{position:static;text-align:center;padding:14px}
  .floating{bottom:24px}
}