/* ============ 顶部导航（Web 主导航） ============ */
.topbar{position:sticky;top:0;z-index:150;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.topbar-inner{max-width:1260px;margin:0 auto;height:60px;display:flex;align-items:center;gap:20px;padding:0 16px}
.logo{display:flex;align-items:center;gap:8px;flex:none}
.logo-img{width:34px;height:34px;object-fit:contain;flex:none;display:block}
.logo b{font-size:15.5px;line-height:1.2;display:block}
.logo small{display:block;font-size:9.5px;color:var(--text3);letter-spacing:.5px;font-weight:400}
.top-right{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.search{display:flex;align-items:center;gap:7px;background:var(--bg);border:1px solid transparent;border-radius:999px;padding:7px 13px;width:180px;color:var(--text3);transition:.2s}
.search:focus-within{border-color:#d9d7de;background:#fff}
.search input{border:none;outline:none;background:none;font-size:13px;flex:1;min-width:0;color:var(--text)}
.icon-btn{position:relative;width:37px;height:37px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text2);transition:.15s;cursor:pointer}
.icon-btn:hover{background:var(--bg)}
.icon-btn .dot{position:absolute;top:7px;right:8px;width:7px;height:7px;border-radius:50%;background:var(--red);border:2px solid #fff}
.pub-btn{display:flex;align-items:center;gap:6px;background:var(--pri);color:#fff;border-radius:999px;padding:8px 18px;font-size:13.5px;font-weight:600;transition:.15s}
.pub-btn:hover{background:var(--pri-deep)}
.me-menu{position:relative}
.me-pop{position:absolute;right:0;top:44px;background:var(--card);border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.1);min-width:170px;padding:6px;display:none;z-index:300}
.me-pop.open{display:block}
.me-pop a,.me-pop button{display:flex;align-items:center;gap:8px;width:100%;padding:9px 12px;border-radius:7px;font-size:13.5px;color:var(--text2);transition:.12s;text-align:left}
.me-pop a:hover,.me-pop button:hover{background:var(--bg2);color:var(--text)}
.me-pop .me-info{padding:9px 12px;border-bottom:1px solid var(--border);margin-bottom:5px}
.me-pop .me-info b{font-size:14px;display:block}
.me-pop .me-info span{font-size:11px;color:var(--text3)}

/* ============ 双栏布局 ============ */
.layout{max-width:1260px;margin:0 auto;padding:16px 16px 40px;display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:18px;align-items:start}
.layout.single{grid-template-columns:minmax(0,1fr);max-width:800px}
main{min-width:0}

/* 排序行 */
.sortrow{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.sort-label{font-size:12px;color:var(--text3);flex:none}
.sort-select{appearance:none;-webkit-appearance:none;border:1px solid var(--border);background:var(--card) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="10" height="10" viewBox="0 0 24 24" fill="%239d9aa7"><path d="M7 10l5 5 5-5z"/></svg>') no-repeat right 9px center;border-radius:7px;padding:5px 26px 5px 11px;font-size:12.5px;color:var(--text2);cursor:pointer;outline:none;transition:.15s;font-family:inherit;line-height:1.2}
.sort-select:hover{border-color:#d5d3da}
/* 模块导航（排序行右侧，pill 式） */
.tabs{display:flex;gap:4px;min-width:0}
.tabs a{display:flex;align-items:center;padding:5px 13px;border-radius:6px;font-size:13px;color:var(--text2);transition:.18s;white-space:nowrap}
.tabs a:hover{color:var(--text);background:var(--bg2)}
.tabs a.on{color:#fff;font-weight:600;background:var(--text)}
.sortrow .hint{margin-left:auto;font-size:12px;color:var(--text3);flex:none}

/* ============ 右栏 ============ */
.rail{position:sticky;top:76px;display:flex;flex-direction:column;gap:12px}
.wg{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:15px 16px}
.wg h3{font-size:13px;margin-bottom:11px;display:flex;align-items:center;gap:6px}
.rule-card{background:var(--bg2);border-radius:9px;padding:11px 13px;font-size:12px;line-height:2;color:var(--text2)}
.rule-card b{color:var(--text);font-weight:700}
.stat-row{display:flex;justify-content:space-between;padding:6px 0;font-size:12.5px;color:var(--text2);border-bottom:1px dashed var(--border)}
.stat-row:last-child{border:none}
.stat-row b{font-variant-numeric:tabular-nums;font-weight:600;color:var(--text)}
.tagcloud{display:flex;flex-wrap:wrap;gap:7px}

/* ============ 移动端底栏 ============ */
.tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:200;background:#fff;border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 0 4px;font-size:10px;color:var(--text3)}
.tab .icon{width:20px;height:20px}
.tab.on{color:var(--text);font-weight:600}
.tab.pub{position:relative;top:-12px}
.pub-round{width:40px;height:40px;border-radius:50%;background:var(--pri);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(29,28,33,.18);border:3px solid var(--bg)}
.pub-round .icon{width:18px;height:18px}
.tab.pub span:last-child{color:var(--text);font-weight:600}

/* 顶部页面标题（桌面由排序行的模块导航定位，移动端单独显示） */
.feed-head{display:none;font-family:var(--serif);font-size:20px;font-weight:700;padding:4px 2px 10px}

/* ============ 响应式：Web -> 移动端 ============ */
@media (max-width:1000px){
  .layout{grid-template-columns:1fr}
  .rail{display:none}
}
@media (max-width:760px){
  body{padding-bottom:64px;font-size:14px;padding-top:0}
  .topbar{display:none}
  .search{display:none}
  .sortrow{display:none}
  .feed-head{display:block}
  .layout{padding:0 10px 24px}
  .layout.single{padding:0 10px 24px}
  .tabbar{display:flex;height:56px}
  .tab{padding:6px 0 4px;font-size:10.5px}
  .tab .icon{width:22px;height:22px}
  .pub-round{width:40px;height:40px;border-width:3px}
  .pub-round .icon{width:17px;height:17px}
  .post{padding:0;border-radius:12px;border:1px solid var(--border);margin-bottom:10px}
  .post .dossier{padding:9px 14px;font-size:12.5px}
  .post .post-body{padding:0 14px 10px}
  .post .post-title{font-size:17px}
  .post .post-ex{font-size:14px}
  .post .post-foot{padding:8px 12px}
  .post .act{font-size:13px;padding:7px 12px}
  .post .tag{font-size:12px;padding:3px 9px}
  .post .seal-wrap{position:static;transform:none;display:flex;justify-content:flex-start;margin-bottom:8px;padding-left:14px}
  .post .seal-wrap .stamp{transform:rotate(-4deg);padding:4px 9px}
  .post-thumbs img{width:80px;height:80px}
  .detail-title{font-size:19px}
  .cmt-bar{padding:10px}
  .cmt-text{font-size:14px}
  .btn{padding:8px 15px;font-size:13px}
  .btn-dark{padding:9px 17px;font-size:13.5px}
  .auth-card{padding:20px}
  .profile-head{padding:14px}
  .stat-grid .stat-card b{font-size:18px}
  .stat-grid .stat-card span{font-size:11px}
}