/* ==========================================================
   雾韵社区 · 前台
   设计方向：纸本 / 宋体标题 / 朱砂点缀 / 细线分隔 / 高密度列表
   ========================================================== */

:root{
  --paper:#f4f1ea;
  --paper-2:#fbf9f4;
  --paper-3:#eeeae1;
  --ink:#1c1b18;
  --ink-2:#5f5b52;
  --ink-3:#9a948a;
  --rule:#dbd4c6;
  --rule-soft:#e7e1d5;
  --accent:#a8322a;
  --accent-soft:#f0e0db;
  --ok:#3f6b4f;
  --err:#a8322a;
  --body-text:#26241f;
  --field-bg:#ffffff;
  --ok-bg:#eef2ec;
  --tabbar-bg:rgba(251,249,244,.96);
  --mask:rgba(28,27,24,.44);
  --shadow:rgba(28,27,24,.55);
  --danger-line:#d8b4ae;

  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0;padding:0}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:15px;
  line-height:1.75;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{width:min(1120px,calc(100% - 48px));margin:0 auto}
.dim{color:var(--ink-3)}

/* ---------- 顶栏 ---------- */
.topbar{
  background:var(--paper);
  border-bottom:1px solid var(--rule);
  position:sticky;top:0;z-index:30;
}
.topbar-inner{display:flex;align-items:center;gap:28px;min-height:66px}
.brand{
  font-family:var(--serif);
  font-size:21px;font-weight:700;letter-spacing:.08em;
  display:flex;align-items:center;gap:10px;white-space:nowrap;
}
.brand-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;display:block}
.nav{display:flex;gap:22px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{
  font-size:13.5px;letter-spacing:.05em;color:var(--ink-2);
  padding:22px 0 20px;border-bottom:2px solid transparent;white-space:nowrap;transition:color .15s,border-color .15s;
}
.nav a:hover{color:var(--ink)}
.nav a.on{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}
.userbox{display:flex;align-items:center;gap:14px;white-space:nowrap}
.me{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2)}
.me img{width:26px;height:26px;border-radius:50%;display:block;filter:grayscale(.15)}
.me:hover{color:var(--ink)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border:1px solid var(--ink);
  background:transparent;color:var(--ink);
  font-family:var(--sans);font-size:13.5px;letter-spacing:.06em;
  cursor:pointer;transition:background .15s,color .15s,border-color .15s;
  border-radius:2px;
}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn-primary{background:var(--ink);color:var(--paper)}
.btn-primary:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-ghost{border-color:var(--rule);color:var(--ink-2)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.btn-block{width:100%;height:42px}
.btn-danger{border-color:var(--danger-line);color:var(--err);background:transparent}
.btn-danger:hover{background:var(--err);border-color:var(--err);color:#fff}

/* ---------- 主体骨架 ---------- */
.main{flex:1;padding:34px 0 72px;display:grid;grid-template-columns:minmax(0,1fr) 288px;column-gap:44px;row-gap:0;align-items:start;align-content:start}
.main.single{grid-template-columns:minmax(0,1fr)}

/* ---------- 报头 ---------- */
.masthead{padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid var(--rule)}
.masthead .mh-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.masthead h1{
  font-family:var(--serif);font-size:clamp(28px,5vw,42px);line-height:1.15;
  letter-spacing:.04em;margin:0;font-weight:700;
}
.masthead .mh-sub{margin:10px 0 0;color:var(--ink-2);font-size:14px;letter-spacing:.04em}
.masthead .mh-stats{display:flex;gap:26px;font-size:12px;letter-spacing:.08em;color:var(--ink-3)}
.masthead .mh-stats b{display:block;font-family:var(--serif);font-size:22px;color:var(--ink);letter-spacing:0;font-variant-numeric:tabular-nums}

/* ---------- 区块标题 ---------- */
.sec{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--rule);margin-bottom:2px}
.sec h2{font-family:var(--serif);font-size:16px;font-weight:700;letter-spacing:.14em;margin:0}
.sec .sec-more{font-size:12.5px;letter-spacing:.06em;color:var(--ink-3)}
.sec .sec-more:hover{color:var(--accent)}

/* ---------- 帖子列表 ---------- */
.post-list{display:flex;flex-direction:column}
.post-item{display:flex;gap:16px;padding:20px 2px;border-bottom:1px solid var(--rule-soft);transition:background .15s}
.post-item:hover{background:var(--paper-2)}
.post-item img{width:34px;height:34px;border-radius:50%;flex:none;margin-top:3px;filter:grayscale(.15)}
.pi-body{min-width:0;flex:1}
.pi-title{
  font-family:var(--serif);font-size:17.5px;font-weight:600;line-height:1.5;
  display:block;margin-bottom:7px;letter-spacing:.01em;
}
.pi-title:hover{color:var(--accent)}
.pi-meta{display:flex;gap:14px;font-size:12px;color:var(--ink-3);flex-wrap:wrap;letter-spacing:.05em;font-variant-numeric:tabular-nums}
.tag{
  color:var(--accent);font-size:11.5px;letter-spacing:.08em;
  border:1px solid var(--accent-soft);background:var(--accent-soft);
  padding:1px 7px;border-radius:1px;
}
.tag.ok{color:var(--ok);border-color:var(--ok-bg);background:var(--ok-bg)}
.tag.gray{color:var(--ink-3);border-color:var(--rule-soft);background:var(--rule-soft)}

/* ---------- 侧栏 ---------- */
.side{display:flex;flex-direction:column;gap:34px}
.side-block .sec{margin-bottom:14px}
.notice-text{font-size:13.5px;color:var(--ink-2);white-space:pre-wrap;line-height:1.9}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--rule-soft);border:1px solid var(--rule-soft)}
.stat{background:var(--paper);padding:14px 12px}
.stat b{display:block;font-family:var(--serif);font-size:21px;line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{font-size:11.5px;letter-spacing:.08em;color:var(--ink-3)}
.cat-list{display:flex;flex-direction:column}
.cat-list a{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px dotted var(--rule);font-size:13.5px;color:var(--ink-2)}
.cat-list a:last-child{border-bottom:0}
.cat-list a:hover{color:var(--accent)}
.cat-list em{font-style:normal;font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums}

/* ---------- 帖子详情 ---------- */
.post-detail{padding:0;position:relative}
.pd-head{padding:0 44px 22px 0;border-bottom:1px solid var(--rule);margin-bottom:26px}
.pd-head h1{
  font-family:var(--serif);font-size:clamp(24px,4vw,33px);line-height:1.4;
  margin:12px 0 16px;letter-spacing:.01em;font-weight:700;
}
.pd-meta{display:flex;align-items:center;gap:10px;color:var(--ink-3);font-size:12.5px;letter-spacing:.04em;font-variant-numeric:tabular-nums}
.pd-meta img{width:30px;height:30px;border-radius:50%;filter:grayscale(.15)}
.pd-meta .who{color:var(--ink);font-weight:600}
.pd-content{
  font-size:16px;line-height:2.05;color:var(--body-text);white-space:pre-wrap;word-break:break-word;
  letter-spacing:.01em;
}
.pd-content::first-letter{font-family:var(--serif)}

/* ---------- 帖子右上角「更多」 ---------- */
.pd-more{position:absolute;top:-4px;right:0;z-index:20}
.more-btn{
  width:32px;height:32px;display:grid;place-items:center;
  border:1px solid transparent;border-radius:2px;background:transparent;
  color:var(--ink-3);cursor:pointer;padding:0;
  transition:color .15s,border-color .15s,background .15s;
}
.more-btn:hover,.more-btn[aria-expanded="true"]{
  color:var(--ink);border-color:var(--rule);background:var(--paper-2);
}
.more-pop{
  position:absolute;top:38px;right:0;min-width:134px;padding:5px;
  background:var(--paper-2);border:1px solid var(--rule);
  box-shadow:0 18px 40px -22px var(--shadow);
}
.more-pop[hidden]{display:none}
.more-item{
  display:block;width:100%;text-align:left;
  padding:9px 12px;border:0;background:transparent;
  font:inherit;font-size:13.5px;line-height:1.4;color:var(--ink-2);
  cursor:pointer;letter-spacing:.02em;transition:background .14s,color .14s;
}
.more-item:hover{background:var(--paper-3);color:var(--ink)}
.more-item.danger{color:var(--accent)}
.more-item.danger:hover{background:var(--accent-soft);color:var(--accent)}
.pd-blocked{padding:26px 0 4px;color:var(--ink-2);font-size:14px;line-height:1.9}
.pd-blocked p{margin:0 0 16px}

/* ---------- 举报弹层 ---------- */
.modal-card.rep-card{width:min(420px,100%);text-align:left;padding:28px 24px 22px}
.modal-card.rep-card h2{font-size:21px;letter-spacing:.06em;margin-bottom:8px}
.modal-card.rep-card .modal-text{font-size:12.5px}
.rep-opts{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.rep-opt{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 12px;border:1px solid var(--rule);border-radius:2px;
  font-size:12.5px;color:var(--ink-2);cursor:pointer;letter-spacing:.03em;
  transition:border-color .15s,color .15s,background .15s;
}
.rep-opt input{accent-color:var(--accent);margin:0;width:13px;height:13px}
.rep-opt:hover{border-color:var(--ink-3);color:var(--ink)}
.rep-opt:has(input:checked){border-color:var(--ink);color:var(--ink);background:var(--paper-3)}
.sheet-acts{display:flex;gap:9px;margin-top:18px}
.sheet-acts .btn{flex:1;height:42px}

/* ---------- 评论 ---------- */
.comment{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--rule-soft)}
.comment:last-child{border-bottom:0}
.comment img{width:30px;height:30px;border-radius:50%;flex:none;margin-top:2px;filter:grayscale(.15)}
.c-body{flex:1;min-width:0}
.c-head{font-size:12px;color:var(--ink-3);margin-bottom:5px;letter-spacing:.05em}
.c-head b{color:var(--ink);font-weight:600;font-size:13px;margin-right:10px;letter-spacing:.02em}
.c-text{white-space:pre-wrap;word-break:break-word;font-size:14.5px;line-height:1.9}

/* ---------- 表单 ---------- */
.field{margin-bottom:20px}
.field label{display:block;font-size:12px;color:var(--ink-3);margin-bottom:7px;letter-spacing:.1em;font-weight:600}
.input,textarea,select{
  width:100%;padding:11px 13px;border:1px solid var(--rule);border-radius:2px;
  font:inherit;font-size:15px;background:var(--paper-2);color:var(--ink);
  transition:border-color .15s,background .15s;
  -webkit-appearance:none;appearance:none;
}
.input:focus,textarea:focus,select:focus{outline:none;border-color:var(--ink);background:var(--field-bg)}
textarea{min-height:130px;resize:vertical;line-height:1.9}
.hint{font-size:11.5px;color:var(--ink-3);margin-top:7px;letter-spacing:.03em}
select{background-image:none}

/* ---------- 登录/注册 ---------- */
.auth{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--rule)}
.auth-side{padding:56px 56px 56px 0;border-right:1px solid var(--rule)}
.auth-mark{font-family:var(--serif);font-size:clamp(30px,4vw,44px);font-weight:700;letter-spacing:.08em;line-height:1.2}
.auth-line{margin:18px 0 0;font-size:14px;letter-spacing:.12em;color:var(--accent)}
.auth-note{margin:30px 0 0;font-size:13.5px;line-height:2.1;color:var(--ink-3)}
.auth-form{padding:56px 0 56px 56px;max-width:420px}
.auth-form h1{font-family:var(--serif);font-size:24px;margin:0 0 26px;letter-spacing:.1em;font-weight:700}
.auth-alt{margin:24px 0 0;font-size:13px;color:var(--ink-3);letter-spacing:.04em}
.auth-alt a{color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:1px}
.auth-alt a:hover{color:var(--accent)}
.captcha-row{display:flex;gap:10px;align-items:stretch}
.captcha-row .input{flex:1;min-width:0}
.captcha-img{height:44px;width:132px;border:1px solid var(--rule);border-radius:2px;cursor:pointer;flex:none;background:var(--paper-2)}

/* ---------- 提示 ---------- */
.alert{padding:12px 15px;margin-bottom:22px;font-size:13.5px;border-left:2px solid;letter-spacing:.02em;border-radius:0}
.alert.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok)}
.alert.err{background:var(--accent-soft);color:var(--err);border-color:var(--err)}

/* ---------- 禁言申述 ---------- */
.ap-wrap{max-width:760px}
.mute-card{
  border-left:3px solid var(--accent);background:var(--accent-soft);
  padding:16px 20px;margin:0 0 26px;
}
.mute-card-h{
  font-family:var(--serif);font-size:15px;font-weight:700;
  letter-spacing:.1em;color:var(--accent);margin-bottom:12px;
}
.mute-card dl{display:grid;gap:11px;margin:0}
.mute-card dt{
  font-size:10.5px;letter-spacing:.14em;color:var(--ink-3);
  text-transform:uppercase;margin:0;
}
.mute-card dd{
  margin:3px 0 0;font-size:13.5px;line-height:1.75;
  color:var(--body-text);word-break:break-word;
}
.ap-form{margin:0 0 10px;max-width:640px}
.ap-form .btn{margin-top:14px}
.ap-list{list-style:none;margin:0;padding:0}
.ap-list li{padding:16px 0;border-bottom:1px solid var(--rule-soft)}
.ap-list li:last-child{border-bottom:0}
.ap-h{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.ap-h time{font-size:11.5px;color:var(--ink-3);letter-spacing:.05em;font-variant-numeric:tabular-nums}
.ap-r{margin:0;font-size:13.5px;line-height:1.85;color:var(--body-text);word-break:break-word}
.ap-note{
  margin:8px 0 0;padding-left:11px;border-left:2px solid var(--rule);
  font-size:12.5px;line-height:1.8;color:var(--ink-2);
}
.empty{text-align:center;padding:72px 20px;color:var(--ink-3);font-size:14px}
.empty h2{font-family:var(--serif);font-size:40px;margin:0 0 10px;color:var(--ink);letter-spacing:.06em}
.empty p{margin:6px 0 18px}

/* ---------- 分页 ---------- */
.pager{display:flex;gap:6px;justify-content:center;padding:26px 0 6px}
.pager a,.pager span{
  min-width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--rule);font-size:13px;color:var(--ink-2);border-radius:2px;
  font-variant-numeric:tabular-nums;
}
.pager a:hover{border-color:var(--ink);color:var(--ink)}
.pager .cur{background:var(--ink);border-color:var(--ink);color:var(--paper)}

/* ---------- 页脚 ---------- */
.foot{border-top:1px solid var(--rule);padding:30px 0 40px;font-size:12.5px;color:var(--ink-3);letter-spacing:.05em}
.foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot p{margin:0}

/* ---------- 卡片（仅少数场景使用） ---------- */
.card{background:var(--paper-2);border:1px solid var(--rule);border-radius:2px}
.card-pad{padding:22px}
.card-h{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;border-bottom:1px solid var(--rule)}
.card-h h2{font-family:var(--serif);font-size:15px;font-weight:700;margin:0;letter-spacing:.12em}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .wrap{width:calc(100% - 32px)}
  .main{grid-template-columns:minmax(0,1fr);column-gap:0;row-gap:26px;padding:24px 0 56px}
  .side{order:2}
  .masthead .mh-stats{gap:20px}
  .auth{grid-template-columns:1fr}
  .auth-side{padding:34px 0 26px;border-right:0;border-bottom:1px solid var(--rule)}
  .auth-form{padding:30px 0 20px;max-width:none}
}

@media (max-width:760px){
  body{font-size:14.5px}
  .topbar-inner{flex-wrap:wrap;gap:0;min-height:auto;padding-top:12px}
  .brand{font-size:19px;flex:1}
  .userbox{gap:10px}
  .userbox .btn{height:32px;padding:0 12px;font-size:13px}
  .me span{display:none}
  .nav{order:3;width:100%;gap:18px;padding:2px 0 0;margin-top:8px;border-top:1px solid var(--rule-soft)}
  .nav a{padding:10px 0 11px;font-size:13px}
  .main{padding:20px 0 48px}
  .masthead{padding-bottom:20px;margin-bottom:20px}
  .masthead .mh-top{display:block}
  .masthead .mh-stats{margin-top:16px;gap:22px}
  .post-item{padding:16px 0;gap:12px}
  .post-item img{width:30px;height:30px}
  .pi-title{font-size:16px;margin-bottom:6px}
  .pi-meta{gap:10px;font-size:11.5px}
  .pd-head h1{font-size:22px;margin:10px 0 12px}
  .pd-content{font-size:15.5px;line-height:1.95}
  .sec h2{font-size:15px}
  .empty{padding:52px 16px}
  .empty h2{font-size:32px}
  .foot .wrap{display:block;text-align:center}
  .foot p{margin:4px 0}
  .captcha-img{width:120px;height:42px}
}

@media (max-width:420px){
  .wrap{width:calc(100% - 24px)}
  .brand{font-size:17.5px}
  .masthead .mh-stats{gap:16px;font-size:11px}
  .masthead .mh-stats b{font-size:19px}
}

/* ==========================================================
   主导航 / 版块条 / 底部标签栏
   ========================================================== */
.nav-main{display:flex;gap:24px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.nav-main::-webkit-scrollbar{display:none}

.badge{
  display:inline-block;min-width:16px;height:16px;padding:0 4px;margin-left:5px;
  background:var(--accent);color:#fff;
  font-style:normal;font-size:10px;line-height:16px;text-align:center;
  letter-spacing:0;border-radius:8px;vertical-align:1px;
  font-variant-numeric:tabular-nums;
}

.catrail{border-top:1px solid var(--rule-soft)}
.catrail-inner{display:flex;gap:22px;overflow-x:auto;scrollbar-width:none}
.catrail-inner::-webkit-scrollbar{display:none}
.catrail a{
  font-size:12.5px;color:var(--ink-3);white-space:nowrap;letter-spacing:.06em;
  padding:9px 0 8px;border-bottom:1px solid transparent;
  transition:color .15s,border-color .15s;
}
.catrail a:hover{color:var(--ink-2)}
.catrail a.on{color:var(--ink);border-bottom-color:var(--accent)}

.tabbar{display:none}

/* ---------- 软件页 ---------- */
.app-item{display:flex;gap:16px;align-items:center;padding:18px 2px;border-bottom:1px solid var(--rule-soft)}
.app-ico{
  width:48px;height:48px;flex:none;border:1px solid var(--rule);border-radius:3px;
  background:var(--paper-2);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;color:var(--ink-2);
}
.app-ico img{width:100%;height:100%;object-fit:cover;display:block}
.app-body{flex:1;min-width:0}
.app-name{font-family:var(--serif);font-size:16.5px;font-weight:600;display:block;margin-bottom:4px;letter-spacing:.01em}
.app-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--ink-3);letter-spacing:.04em;font-variant-numeric:tabular-nums}
.app-desc{margin:6px 0 0;font-size:13px;line-height:1.7;color:var(--ink-2)}
.app-act{flex:none}
.app-act .btn{height:34px;padding:0 14px;font-size:13px}

.client-row{display:flex;align-items:center;gap:16px;padding:22px 0;border-bottom:1px solid var(--rule-soft)}
.client-row:last-child{border-bottom:0}
.client-state{font-size:11.5px;letter-spacing:.08em;color:var(--ink-3)}
.client-state.warn{color:var(--accent)}

/* ---------- 信息页 ---------- */
.msg{display:flex;gap:13px;padding:18px 2px;border-bottom:1px solid var(--rule-soft);transition:background .15s}
.msg:hover{background:var(--paper-2)}
.msg-dot{width:6px;height:6px;border-radius:50%;flex:none;margin-top:9px;background:var(--accent)}
.msg-dot.read{background:transparent;border:1px solid var(--rule)}
.msg-body{flex:1;min-width:0}
.msg-kind{font-size:10.5px;letter-spacing:.16em;color:var(--ink-3)}
.msg-title{font-family:var(--serif);font-size:15.5px;font-weight:600;margin:3px 0 4px;display:block;line-height:1.5}
.msg:hover .msg-title{color:var(--accent)}
.msg-text{font-size:13.5px;line-height:1.8;color:var(--ink-2);white-space:pre-wrap;word-break:break-word}
.msg-time{font-size:11.5px;color:var(--ink-3);margin-top:6px;letter-spacing:.04em}

/* ---------- 移动端底部标签栏 ---------- */
@media (max-width:760px){
  .nav-main{display:none}
  .catrail-inner{gap:18px}
  .catrail a{font-size:12px;padding:8px 0 7px}

  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;
    background:var(--tabbar-bg);
    -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
    border-top:1px solid var(--rule);
    padding-bottom:env(safe-area-inset-bottom,0px);
  }
  .tab{
    flex:1;position:relative;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    height:54px;color:var(--ink-3);font-size:10.5px;letter-spacing:.08em;
    transition:color .15s;-webkit-tap-highlight-color:transparent;
  }
  .tab svg{
    width:21px;height:21px;display:block;
    fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
  }
  .tab.on{color:var(--ink)}
  .tab.on::before{
    content:"";position:absolute;top:0;left:50%;width:18px;height:2px;
    margin-left:-9px;background:var(--accent);
  }
  .tab-ico{position:relative;display:block;line-height:0}
  .tab-dot{position:absolute;top:-2px;right:-5px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
  body{padding-bottom:calc(54px + env(safe-area-inset-bottom,0px))}

  .app-item{gap:13px;padding:16px 0}
  .app-ico{width:44px;height:44px}
  .app-act .btn{height:32px;padding:0 12px;font-size:12.5px}
}

/* ---------- 弹窗（纸感） ---------- */
.modal{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;padding:22px}
.modal[hidden]{display:none}
.modal-mask{
  position:absolute;inset:0;background:var(--mask);
  opacity:0;transition:opacity .22s ease;
}
.modal-card{
  position:relative;width:min(376px,100%);
  background:var(--paper-2);border:1px solid var(--ink);border-radius:2px;
  padding:32px 26px 24px;text-align:center;
  box-shadow:0 26px 64px -26px var(--shadow);
  opacity:0;transform:translateY(9px);
  transition:opacity .22s ease,transform .26s cubic-bezier(.2,.8,.2,1);
}
.modal.is-open .modal-mask{opacity:1}
.modal.is-open .modal-card{opacity:1;transform:none}
.modal-kicker{
  margin:0 0 14px;font-size:10px;letter-spacing:.3em;text-indent:.3em;
  color:var(--accent);
}
.modal-card h2{
  font-family:var(--serif);font-size:22px;font-weight:700;
  letter-spacing:.1em;text-indent:.1em;margin:0 0 12px;
}
.modal-text{margin:0;font-size:13.5px;line-height:1.95;color:var(--ink-2)}
.modal-actions{display:flex;flex-direction:column;gap:9px;margin-top:24px}
.modal-actions .btn{height:44px}

/* 验证码浮层：点提交按钮才出现 */
body.cap-lock{overflow:hidden}
.cap-card{width:min(392px,100%);text-align:left;padding:30px 24px 22px}
.cap-card h2{font-size:21px;margin-bottom:9px}
.cap-card .modal-text{font-size:12.5px}
.cap-row{display:flex;gap:10px;align-items:stretch;margin-top:19px}
.cap-row .cap-input{
  flex:1;min-width:0;height:44px;text-align:center;
  font-size:17px;letter-spacing:.4em;text-indent:.4em;
  text-transform:uppercase;font-variant-numeric:tabular-nums;
}
.cap-row .cap-input::placeholder{letter-spacing:.06em;text-indent:0;font-size:13px;text-transform:none}
.cap-hint{margin:9px 0 0;font-size:11.5px;line-height:1.7;letter-spacing:.04em;color:var(--ink-3)}
.cap-hint.bad{color:var(--err)}
.cap-card .modal-actions{margin-top:18px;gap:8px}
.cap-card .modal-actions .btn{height:42px}
@keyframes capShake{
  0%,100%{transform:translateX(0)}
  20%{transform:translateX(-5px)}
  40%{transform:translateX(4px)}
  60%{transform:translateX(-3px)}
  80%{transform:translateX(2px)}
}
.shake{animation:capShake .3s ease}
@media (prefers-reduced-motion:reduce){.shake{animation:none}}

/* ==========================================================
   品牌徽记 / 明暗切换
   ========================================================== */
.brand-mark{width:30px;height:30px;display:block;flex:none}
.brand .bm-dark{display:none}
html[data-theme="dark"] .brand .bm-light{display:none}
html[data-theme="dark"] .brand .bm-dark{display:block}

.theme-btn{
  width:34px;height:34px;flex:none;padding:0;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--rule);border-radius:2px;background:transparent;
  color:var(--ink-2);cursor:pointer;
  transition:color .15s,border-color .15s,background .15s;
  -webkit-tap-highlight-color:transparent;
}
.theme-btn:hover{color:var(--ink);border-color:var(--ink);background:var(--paper-2)}
.theme-btn svg{
  width:17px;height:17px;display:block;
  fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
}
.theme-btn .ico-sun{display:none}
html[data-theme="dark"] .theme-btn .ico-moon{display:none}
html[data-theme="dark"] .theme-btn .ico-sun{display:block}

/* ==========================================================
   深色主题（墨夜）
   ========================================================== */
html[data-theme="dark"]{
  --paper:#14120f;
  --paper-2:#1b1815;
  --paper-3:#221e19;
  --ink:#e9e3d7;
  --ink-2:#a9a294;
  --ink-3:#7a7266;
  --rule:#332e27;
  --rule-soft:#282420;
  --accent:#c9483c;
  --accent-soft:#3a2420;
  --ok:#7aa887;
  --err:#d4675b;
  --body-text:#ddd6c9;
  --field-bg:#1e1a16;
  --ok-bg:#1b2620;
  --tabbar-bg:rgba(20,18,15,.95);
  --mask:rgba(0,0,0,.66);
  --shadow:rgba(0,0,0,.8);
  --danger-line:#5a322c;
}
html[data-theme="dark"] .tag{color:#e0a79f}
html[data-theme="dark"] .btn-primary:hover{background:var(--accent);border-color:var(--accent);color:#fff}
html[data-theme="dark"] .app-ico{background:var(--paper-3)}
html[data-theme="dark"] .post-item:hover{background:var(--paper-2)}
html[data-theme="dark"] .me img,
html[data-theme="dark"] .post-item img,
html[data-theme="dark"] .comment img,
html[data-theme="dark"] .pd-meta img{filter:grayscale(.05)}

@media (max-width:760px){
  .brand-mark{width:26px;height:26px}
  .theme-btn{width:32px;height:32px}
}

/* 登录/注册页徽记 */
.auth-logo{width:62px;height:62px;display:block;margin:0 0 20px}
.auth-logo.dk{display:none}
html[data-theme="dark"] .auth-logo.lt{display:none}
html[data-theme="dark"] .auth-logo.dk{display:block}

/* ==========================================================
   个人主页 / 关注关系
   ========================================================== */
.masthead .mh-stats a:hover b{color:var(--accent)}

/* 关注 / 粉丝列表页：报头、标签栏、列表收在同一列，避免网格行距撑出空隙 */
.fl-page{max-width:820px}
.masthead.fl-head{padding-bottom:18px;margin-bottom:0;border-bottom:0}
.fl-page .tabs{margin-top:2px;margin-bottom:0}
.fl-page .mh-stats a{color:inherit;border-bottom:0}
.fl-page .mh-stats a:hover b{color:var(--accent)}

/* ---------- 个人主页 Hero（封面 + 头像 + 统计） ---------- */
.hero{margin:0 0 34px}

.hero-cover{
  position:relative;height:200px;border-radius:3px;overflow:hidden;
  border:1px solid var(--rule);
  background-image:
    radial-gradient(120% 160% at 8% 0%,  #e3d9c6 0%, rgba(227,217,198,0) 58%),
    radial-gradient(90% 130% at 92% 24%,  #d3c7b3 0%, rgba(211,199,179,0) 62%),
    radial-gradient(70% 110% at 52% 118%, #c9bca6 0%, rgba(201,188,166,0) 60%),
    linear-gradient(158deg,#efe9dd,#ddd4c3);
  background-size:cover;background-position:center;
}
html[data-theme="dark"] .hero-cover{
  background-image:
    radial-gradient(120% 160% at 8% 0%,  #2c2822 0%, rgba(44,40,34,0) 58%),
    radial-gradient(90% 130% at 92% 24%,  #24211c 0%, rgba(36,33,28,0) 62%),
    radial-gradient(70% 110% at 52% 118%, #332c23 0%, rgba(51,44,35,0) 60%),
    linear-gradient(158deg,#1e1b17,#141210);
}
.hero-cover::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to bottom,transparent 55%,rgba(28,27,24,.12));
}
html[data-theme="dark"] .hero-cover::after{background:linear-gradient(to bottom,transparent 55%,rgba(0,0,0,.34))}
.hero:not(.has-cover) .hero-cover{animation:coverDrift 32s ease-in-out infinite alternate}
@keyframes coverDrift{
  from{background-position:0% 0%,100% 0%,50% 100%,0 0}
  to  {background-position:14% 8%,86% 12%,44% 90%,0 0}
}

.hero-cover-btn{
  position:absolute;right:14px;bottom:14px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;height:33px;padding:0 13px;
  border-radius:2px;font-size:12.5px;letter-spacing:.06em;
  background:rgba(251,249,244,.86);color:#26241f;
  border:1px solid rgba(28,27,24,.14);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:background .18s,transform .18s,box-shadow .18s;
}
.hero-cover-btn:hover{background:#fff;transform:translateY(-1px);box-shadow:0 4px 14px rgba(28,27,24,.16)}
.hero-cover-btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round}

.hero-body{
  display:flex;gap:20px;align-items:flex-start;
  margin-top:-46px;padding:0 4px;position:relative;z-index:1;
}
.hero-av-wrap{position:relative;flex:none}
.hero-av{
  width:96px;height:96px;border-radius:50%;display:block;object-fit:cover;
  border:4px solid var(--paper);background:var(--paper-2);
  box-shadow:0 0 0 1px var(--rule);
}
.hero-av-btn{
  position:absolute;right:-1px;bottom:-1px;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--paper-2);
  border:1px solid var(--rule);color:var(--ink-2);
  transition:background .16s,color .16s,border-color .16s;
}
.hero-av-btn:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.hero-av-btn svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linejoin:round}

.hero-main{flex:1;min-width:0;padding-top:52px}
.hero-name{
  font-family:var(--serif);font-size:clamp(21px,3.6vw,29px);font-weight:700;
  margin:0;letter-spacing:.02em;line-height:1.25;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.hero-tag{
  font-family:var(--sans);font-size:10.5px;font-weight:600;letter-spacing:.12em;
  color:var(--accent);border:1px solid var(--accent);border-radius:2px;
  padding:0 6px;line-height:1.75;
}
.hero-sub{
  display:flex;gap:14px;flex-wrap:wrap;margin-top:7px;
  font-size:12.5px;color:var(--ink-3);letter-spacing:.04em;
}
.hero-uid{font-family:var(--mono);font-size:12px;letter-spacing:0;color:var(--ink-2)}
.hero-bio{margin:12px 0 0;font-size:13.5px;line-height:1.85;color:var(--ink-2);max-width:62ch}
.hero-bio-empty{color:var(--ink-3)}
.hero-bio a{color:var(--accent);border-bottom:1px solid currentColor}
.hero-stats{
  display:flex;gap:22px;margin-top:14px;
  font-size:12.5px;color:var(--ink-3);letter-spacing:.04em;
}
.hero-stats b{
  font-family:var(--serif);font-size:17px;color:var(--ink);
  margin-right:5px;font-variant-numeric:tabular-nums;
}
.hero-stats a:hover b{color:var(--accent)}
.hero-act{flex:none;padding-top:54px}

/* ---------- 我的：快捷操作 ---------- */
.me-actions{display:flex;gap:10px;flex-wrap:wrap;margin:4px 0 42px}

/* ---------- 编辑资料 ---------- */
.edit-page{max-width:760px}
.edit-head{margin-bottom:24px}
.edit-back{
  display:inline-flex;align-items:center;gap:4px;
  font-size:12.5px;color:var(--ink-3);letter-spacing:.06em;
}
.edit-back:hover{color:var(--ink)}
.edit-back svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.edit-head h1{font-family:var(--serif);font-size:clamp(23px,4vw,31px);margin:10px 0 0;font-weight:700;letter-spacing:.03em}
.edit-lead{margin:7px 0 0;font-size:13px;color:var(--ink-3)}

.edit-sec{margin-bottom:36px;scroll-margin-top:92px}

.cover-pick{display:block;cursor:pointer;margin-top:14px}
.cover-prev{
  position:relative;height:206px;border-radius:3px;overflow:hidden;
  border:1px dashed var(--rule);
  display:grid;place-items:center;
  background-image:
    radial-gradient(120% 160% at 8% 0%,  #e3d9c6 0%, rgba(227,217,198,0) 58%),
    radial-gradient(90% 130% at 92% 24%,  #d3c7b3 0%, rgba(211,199,179,0) 62%),
    linear-gradient(158deg,#efe9dd,#ddd4c3);
  background-size:cover;background-position:center;
  transition:border-color .2s;
}
html[data-theme="dark"] .cover-prev{
  background-image:
    radial-gradient(120% 160% at 8% 0%,  #2c2822 0%, rgba(44,40,34,0) 58%),
    radial-gradient(90% 130% at 92% 24%,  #24211c 0%, rgba(36,33,28,0) 62%),
    linear-gradient(158deg,#1e1b17,#141210);
}
.cover-prev:hover{border-color:var(--ink-3)}
.cover-prev.has{border-style:solid}
.cover-hint{
  display:flex;flex-direction:column;align-items:center;gap:5px;
  padding:14px 22px;border-radius:3px;text-align:center;
  background:rgba(251,249,244,.78);color:var(--ink-2);
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
  transition:opacity .2s;
}
html[data-theme="dark"] .cover-hint{background:rgba(20,18,15,.72);color:var(--ink-2)}
.cover-hint svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round}
.cover-hint b{font-size:13px;font-weight:600;letter-spacing:.04em}
.cover-hint i{font-style:normal;font-size:11.5px;color:var(--ink-3)}
.cover-prev.has .cover-hint{opacity:0}
.cover-prev.has:hover .cover-hint{opacity:1}

/* 触屏没有 hover：提示常驻，否则看不出可以点 */
@media (hover:none){
  .cover-prev.has .cover-hint{opacity:1;background:rgba(20,18,15,.42);color:#fff}
  .cover-prev.has .cover-hint i{color:rgba(255,255,255,.72)}
  .av-mask{opacity:0}
  .av-pick::after{
    content:"换";position:absolute;right:0;bottom:0;
    width:28px;height:28px;border-radius:50%;
    display:grid;place-items:center;
    background:rgba(20,18,15,.72);color:#fff;
    font-size:11px;letter-spacing:0;
    border:1px solid rgba(255,255,255,.24);
  }
}

.check{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:12.5px;color:var(--ink-2);cursor:pointer}
.check input{width:15px;height:15px;accent-color:var(--accent)}

.av-row{display:flex;gap:20px;align-items:center;margin-top:16px}
.av-pick{
  position:relative;width:96px;height:96px;border-radius:50%;overflow:hidden;flex:none;
  cursor:pointer;border:1px solid var(--rule);background:var(--paper-2);
}
.av-prev{width:100%;height:100%;object-fit:cover;display:block}
.av-mask{
  position:absolute;inset:0;display:grid;place-items:center;
  background:rgba(20,18,15,.52);color:#fff;opacity:0;transition:opacity .2s;
}
.av-pick:hover .av-mask,.av-pick:focus-within .av-mask{opacity:1}
.av-mask svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round}
.av-tip p{margin:0 0 5px;font-size:12.5px;color:var(--ink-2);letter-spacing:.02em}
.av-tip p.dim{color:var(--ink-3);font-size:11.5px}

.input-prefix{
  display:flex;align-items:center;border:1px solid var(--rule);border-radius:2px;
  background:var(--paper-2);overflow:hidden;transition:border-color .15s,background .15s;
}
.input-prefix:focus-within{border-color:var(--ink);background:var(--field-bg)}
.input-prefix > span{padding:0 0 0 13px;color:var(--ink-3);font-family:var(--mono);font-size:14px;flex:none}
.input-prefix .input{border:0;background:transparent;padding-left:5px}
.input-prefix .input:focus{background:transparent}
.input-prefix.has-err{border-color:var(--err)}

.hint-row{display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.hint-row .hint{margin-top:7px}
.counter{font-size:11px;color:var(--ink-3);font-variant-numeric:tabular-nums;flex:none;letter-spacing:.04em}
.counter.over{color:var(--err)}
.hint-warn{color:var(--accent);font-weight:600}
.field-err{margin-top:7px;font-size:12px;color:var(--err);letter-spacing:.02em}
.field-err[hidden]{display:none}
.pick-note{margin-top:7px;font-size:11.5px;color:var(--ink-3);letter-spacing:.02em;min-height:0}
.pick-note.bad{color:var(--err)}
.av-tip .pick-note{margin-top:8px}
.input.has-err,textarea.has-err{border-color:var(--err)}

.edit-actions{
  display:flex;gap:10px;align-items:center;flex-wrap:wrap;
  padding:22px 0 10px;border-top:1px solid var(--rule);
}

.follow-form{display:inline-flex;margin:0}
.btn-follow{height:32px;padding:0 16px;font-size:12.5px;letter-spacing:.08em}

.tabs{display:flex;gap:26px;border-bottom:1px solid var(--rule);margin-bottom:2px}
.tabs a{
  padding:11px 0 10px;font-size:13.5px;color:var(--ink-3);letter-spacing:.05em;
  border-bottom:2px solid transparent;transition:color .15s,border-color .15s;
}
.tabs a:hover{color:var(--ink-2)}
.tabs a.on{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}

.user-row{display:flex;gap:14px;align-items:center;padding:16px 2px;border-bottom:1px solid var(--rule-soft)}
.ur-av{width:44px;height:44px;border-radius:50%;flex:none;display:block;filter:grayscale(.12)}
.ur-body{flex:1;min-width:0}
.ur-name{font-size:14.5px;font-weight:600;color:var(--ink)}
.ur-name:hover{color:var(--accent)}
.ur-sub{font-size:11.5px;color:var(--ink-3);margin-top:2px;letter-spacing:.03em}
.ur-bio{font-size:12.5px;color:var(--ink-2);margin-top:4px;line-height:1.7}
.ur-act{flex:none}

.pd-meta-act{margin-left:auto}

@media (max-width:760px){
  .user-row{gap:12px}
  .ur-av{width:40px;height:40px}
  .btn-follow{height:30px;padding:0 12px;font-size:12px}
}

/* ---------- 私信 ---------- */
.dm-wrap{max-width:840px}

/* 会话列表 */
.dm-list{border-top:1px solid var(--rule-soft);margin-top:18px}
.dm-item{
  display:flex;gap:13px;align-items:flex-start;
  padding:16px 10px;border-bottom:1px solid var(--rule-soft);
  transition:background .15s;
}
.dm-item:hover{background:var(--paper-2)}
.dm-item-av{width:44px;height:44px;border-radius:50%;flex:none;filter:grayscale(.12)}
.dm-item-body{flex:1;min-width:0}
.dm-item-top{display:flex;align-items:baseline;gap:10px}
.dm-item-name{
  font-family:var(--serif);font-size:15px;font-weight:600;color:var(--ink);
  letter-spacing:.02em;flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.dm-item.unread .dm-item-name{color:var(--accent)}
.dm-item-time{font-size:11.5px;color:var(--ink-3);flex:none;letter-spacing:.04em}
.dm-item-prev{
  margin-top:5px;font-size:13px;color:var(--ink-3);line-height:1.7;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.dm-item.unread .dm-item-prev{color:var(--ink-2)}
.dm-me-tag{
  display:inline-block;font-style:normal;font-size:10.5px;letter-spacing:.08em;
  color:var(--ink-3);border:1px solid var(--rule);border-radius:2px;
  padding:0 4px;margin-right:6px;vertical-align:1px;
}
.dm-item-flag{
  display:inline-block;margin-top:6px;font-size:10.5px;letter-spacing:.1em;
  color:var(--ink-3);border-bottom:1px dashed var(--rule);padding-bottom:1px;
}
.dm-item-dot{
  flex:none;align-self:center;min-width:18px;height:18px;border-radius:9px;
  background:var(--accent);color:#fff;font-size:10.5px;font-style:normal;
  display:inline-flex;align-items:center;justify-content:center;padding:0 5px;
  font-variant-numeric:tabular-nums;
}

/* 会话 */
.dm-page{width:100%;max-width:760px;margin:0 auto;display:flex;flex-direction:column}
.dm-head{
  display:flex;align-items:center;gap:12px;
  padding:0 0 14px;border-bottom:1px solid var(--rule);
}
.dm-back{
  width:32px;height:32px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--rule);border-radius:2px;color:var(--ink-2);
  transition:background .15s,color .15s,border-color .15s;
}
.dm-back:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.dm-back svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.dm-peer{display:flex;align-items:center;gap:11px;flex:1;min-width:0;color:inherit}
.dm-peer-av{width:38px;height:38px;border-radius:50%;flex:none;filter:grayscale(.12)}
.dm-peer-txt{display:flex;flex-direction:column;min-width:0}
.dm-peer-txt b{
  font-family:var(--serif);font-size:15.5px;font-weight:600;color:var(--ink);
  letter-spacing:.02em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.dm-peer-txt i{font-style:normal;font-size:11.5px;color:var(--ink-3);letter-spacing:.04em;margin-top:2px}
.dm-peer:hover .dm-peer-txt b{color:var(--accent)}
.dm-peer-go{height:32px;padding:0 13px;font-size:12.5px;flex:none}

/* 确认条 */
.dm-notice{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:18px;padding:14px 16px;
  background:var(--paper-2);border:1px solid var(--rule);
  border-left:2px solid var(--accent);
}
.dm-notice-txt{flex:1;min-width:200px}
.dm-notice-txt b{
  display:block;font-family:var(--serif);font-size:14px;font-weight:600;
  color:var(--ink);letter-spacing:.02em;margin-bottom:4px;
}
.dm-notice-txt span{font-size:12.5px;color:var(--ink-2);line-height:1.7}
.dm-notice-act{flex:none;margin:0}
.dm-notice-act .btn{height:34px;padding:0 18px;font-size:13px}

/* 消息流 */
.dm-stream{
  display:flex;flex-direction:column;
  padding:26px 2px 18px;min-height:220px;
  max-height:min(58vh,560px);overflow-y:auto;overscroll-behavior:contain;
}
/* 内容不满一屏时贴底，像真的聊天窗口 */
.dm-stream::before{content:"";display:block;margin-top:auto}
.dm-day{
  display:flex;align-items:center;gap:12px;margin:16px 0 12px;
  font-size:10.5px;letter-spacing:.16em;color:var(--ink-3);
}
.dm-day::before,.dm-day::after{content:"";flex:1;height:1px;background:var(--rule-soft)}
.dm-day:first-child{margin-top:0}

.dm-row{display:flex;flex-direction:column;max-width:76%;margin-bottom:12px}
.dm-row.me{align-self:flex-end;align-items:flex-end}
.dm-row.peer{align-self:flex-start;align-items:flex-start}
.dm-bubble{
  padding:11px 15px;font-size:13.8px;line-height:1.85;
  border-radius:3px;word-break:break-word;white-space:pre-wrap;
}
.dm-row.peer .dm-bubble{background:var(--paper-2);border:1px solid var(--rule);color:var(--ink)}
.dm-row.me .dm-bubble{background:var(--ink);border:1px solid var(--ink);color:var(--paper)}
.dm-time{
  font-size:10.5px;color:var(--ink-3);margin-top:5px;
  letter-spacing:.06em;font-variant-numeric:tabular-nums;
}

.dm-empty{text-align:center;padding:64px 20px;color:var(--ink-3)}
.dm-empty p{margin:0 0 8px;font-size:14px}
.dm-empty-sub{font-size:12.5px;color:var(--ink-3);line-height:1.8}

/* 输入区 */
.dm-compose{
  border-top:1px solid var(--rule);padding-top:14px;margin-top:auto;
  display:flex;flex-direction:column;gap:10px;
}
.dm-input{
  order:1;width:100%;resize:none;min-height:64px;max-height:170px;
  font-family:var(--sans);font-size:14px;line-height:1.8;padding:10px 13px;
}
.dm-input:disabled{opacity:.55;cursor:not-allowed}
.dm-tools{order:2;display:flex;align-items:center;gap:8px}
.dm-tool{
  width:34px;height:34px;flex:none;padding:0;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--rule);border-radius:2px;background:transparent;color:var(--ink-2);
  transition:background .15s,color .15s,border-color .15s;
}
.dm-tool:hover{background:var(--paper-3);border-color:var(--ink-3);color:var(--ink)}
.dm-tool:disabled{opacity:.4;cursor:not-allowed}
.dm-tool svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.dm-tool.dm-mic.rec{background:var(--accent);border-color:var(--accent);color:#fff;animation:dmPulse 1.4s ease-in-out infinite}
@keyframes dmPulse{0%,100%{box-shadow:0 0 0 0 rgba(168,50,42,.35)}50%{box-shadow:0 0 0 5px rgba(168,50,42,0)}}
.dm-hint{
  flex:1;min-width:0;font-size:11.5px;color:var(--ink-3);letter-spacing:.04em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.dm-send{height:34px;padding:0 22px;font-size:13px;flex:none;margin-left:auto}
.dm-send:disabled{opacity:.5;cursor:not-allowed}

/* 媒体气泡 */
.dm-row.has-media{max-width:min(76%,360px)}
.dm-media{
  display:block;line-height:0;overflow:hidden;
  border:1px solid var(--rule);border-radius:3px;background:var(--paper-2);
}
.dm-row.me .dm-media{border-color:var(--ink)}
.dm-media img{display:block;width:100%;max-width:260px;height:auto}
.dm-media-vid video{display:block;width:100%;max-width:300px;height:auto;background:#000}
.dm-cap{margin-top:7px;font-size:13px}
.dm-audio{
  display:flex;align-items:center;gap:9px;min-width:176px;
  padding:8px 13px;border:1px solid var(--rule);border-radius:3px;
  background:var(--paper-2);color:var(--ink);
}
.dm-row.me .dm-audio{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.dm-play{
  width:26px;height:26px;flex:none;padding:0;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid currentColor;border-radius:50%;background:transparent;color:inherit;
}
.dm-play svg{width:12px;height:12px;fill:currentColor}
.dm-play .i-pause{display:none}
.dm-audio.playing .i-play{display:none}
.dm-audio.playing .i-pause{display:block}
.dm-wave{display:flex;align-items:center;gap:2px;height:18px;flex:1}
.dm-wave i{display:block;width:2px;border-radius:1px;background:currentColor;opacity:.32}
.dm-audio.playing .dm-wave i{opacity:.75;animation:dmWave .8s ease-in-out infinite alternate}
.dm-audio.playing .dm-wave i:nth-child(2n){animation-delay:.12s}
.dm-audio.playing .dm-wave i:nth-child(3n){animation-delay:.24s}
.dm-audio.playing .dm-wave i:nth-child(4n){animation-delay:.36s}
@keyframes dmWave{from{transform:scaleY(.45)}to{transform:scaleY(1)}}
.dm-dur{font-size:11.5px;letter-spacing:.04em;font-variant-numeric:tabular-nums;opacity:.75}

/* 桌面：撑满一屏的聊天面板 */
@media (min-width:900px){
  .dm-page{max-width:820px;height:calc(100vh - 220px);max-height:800px;min-height:520px}
  .dm-head,.dm-notice,.dm-compose{flex:none}
  .dm-stream{flex:1;min-height:0;max-height:none}
}

/* 个人主页：私信 + 关注并排 */
.hero-acts{display:flex;gap:8px;align-items:center}
.hero-acts > *{flex:1 1 0;min-width:0}
.hero-acts .btn{width:100%;gap:7px}
.hero-acts .btn svg{
  width:15px;height:15px;flex:none;fill:none;stroke:currentColor;
  stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
}
.hero-acts .follow-form{display:flex;margin:0}

/* ---------- Hero / 编辑页：窄屏 ---------- */
@media (max-width:760px){
  .hero{margin-bottom:26px}
  .hero-cover{height:132px}
  .hero-body{margin-top:-32px;gap:12px;flex-wrap:wrap;padding:0}
  .hero-av{width:70px;height:70px;border-width:3px}
  .hero-av-btn{width:24px;height:24px}
  .hero-av-btn svg{width:12px;height:12px}
  .hero-main{padding-top:4px;flex:1 1 calc(100% - 84px)}
  .hero-name{font-size:21px}
  .hero-sub{gap:10px;font-size:11.5px}
  .hero-bio{font-size:13px;margin-top:10px}
  .hero-stats{gap:18px;margin-top:12px}
  .hero-stats b{font-size:15px}
  .hero-act{flex:1 1 100%;padding-top:14px}
  .hero-act > .btn{width:100%}
  .hero-acts{width:100%}
  .hero-cover-btn{right:10px;bottom:10px;height:30px;padding:0 10px;font-size:12px}

  /* 私信 */
  .dm-item{padding:14px 6px;gap:11px}
  .dm-item-av{width:40px;height:40px}
  .dm-item-name{font-size:14.5px}
  .dm-head{gap:9px;padding-bottom:12px}
  .dm-peer-go{display:none}
  .dm-peer-av{width:34px;height:34px}
  .dm-notice{flex-direction:column;align-items:stretch;gap:12px;padding:13px 14px}
  .dm-notice-act .btn{width:100%}
  .dm-stream{max-height:none;min-height:180px;padding:20px 0 12px}
  .dm-row{max-width:88%}
  .dm-bubble{font-size:13.5px;padding:10px 13px}
  .dm-compose{padding-top:13px}
  .dm-input{min-height:64px;font-size:15px}
  .dm-tools{gap:7px}
  .dm-tool{width:36px;height:36px}
  .dm-tool svg{width:18px;height:18px}
  .dm-hint{font-size:11px}
  .dm-send{height:36px;padding:0 20px}
  .dm-media img{max-width:200px}
  .dm-media-vid video{max-width:240px}
  .dm-row.has-media{max-width:86%}
  .dm-audio{min-width:150px}

  .me-actions{gap:8px;margin-bottom:32px}
  .me-actions .btn{height:36px;padding:0 14px;font-size:13px}

  .cover-prev{height:140px}
  .av-pick{width:78px;height:78px}
  .edit-actions{padding-top:18px}
  .edit-actions .btn{flex:1 1 auto;justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  .hero:not(.has-cover) .hero-cover{animation:none}
}

/* ---------- 开放平台入口 ---------- */
.api-card{
  display:block;position:relative;border:1px solid var(--rule);background:var(--paper-2);
  padding:22px 24px 20px;border-radius:3px;overflow:hidden;
  transition:border-color .18s,transform .18s;
}
.api-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--accent);
  transform:scaleY(0);transform-origin:top;transition:transform .28s;
}
.api-card:hover{border-color:var(--ink-3);transform:translateY(-1px)}
.api-card:hover::before{transform:scaleY(1)}
.api-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}
.api-kicker{font-size:10.5px;letter-spacing:.24em;color:var(--accent)}
.api-go{font-size:12.5px;color:var(--ink-3);white-space:nowrap}
.api-card:hover .api-go{color:var(--ink)}
.api-card h3{font-family:var(--serif);font-size:21px;margin:0 0 8px;letter-spacing:.04em;font-weight:700}
.api-card p{margin:0 0 16px;color:var(--ink-2);font-size:13.5px;line-height:1.7}
.api-models{display:flex;gap:8px;flex-wrap:wrap}
.api-models span{font-size:11.5px;color:var(--ink-3);border:1px solid var(--rule);border-radius:2px;padding:3px 9px;letter-spacing:.04em}
.api-models b{color:var(--ink);font-weight:600;margin-right:5px}

@media (max-width:640px){
  .api-card{padding:18px 18px 16px}
  .api-card h3{font-size:19px}
  .api-card p{font-size:13px}
  .api-kicker{letter-spacing:.18em;font-size:10px}
}
.foot-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.foot-links a:hover{color:var(--ink)}

/* ---------- 雾韵 AI ---------- */
.ai-shell{width:100%;max-width:860px;margin:0 auto;padding-top:8px}
.ai-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:26px 0 18px}
.ai-kicker{font-size:10.5px;letter-spacing:.28em;color:var(--accent);margin:0 0 6px}
.ai-head h1{font-family:var(--serif);font-size:30px;letter-spacing:.12em;margin:0;font-weight:700;line-height:1.2}
.ai-sub{margin:6px 0 0;font-size:12.5px;color:var(--ink-3);letter-spacing:.06em}
.ai-head-act{flex-shrink:0}

.ai-hist{display:flex;gap:8px;overflow-x:auto;padding:2px 0 14px;scrollbar-width:none}
.ai-hist::-webkit-scrollbar{display:none}
.ai-chip{
  flex:0 0 auto;max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  font-size:12.5px;color:var(--ink-2);border:1px solid var(--rule);background:var(--paper-2);
  border-radius:2px;padding:5px 11px;transition:.15s;
}
.ai-chip:hover{border-color:var(--ink-3);color:var(--ink)}
.ai-chip.on{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}

.ai-panel{
  border:1px solid var(--rule);background:var(--paper-2);border-radius:3px;
  display:flex;flex-direction:column;overflow:hidden;
  height:calc(100vh - 320px);min-height:380px;max-height:760px;
}
.ai-stream{flex:1;overflow-y:auto;padding:22px 22px 8px;scroll-behavior:smooth}
.ai-row{display:flex;margin-bottom:16px}
.ai-row.me{justify-content:flex-end}
.ai-bub{max-width:86%;font-size:14.5px;line-height:1.85;color:var(--body-text);word-break:break-word}
.ai-bub.me{
  background:var(--accent-soft);color:var(--ink);border-radius:3px 3px 0 3px;
  padding:9px 14px;font-size:14px;line-height:1.75;max-width:78%;
}
.ai-bub.md{max-width:100%;padding:0}
.ai-bub.md p{margin:0 0 12px}
.ai-bub.md p:last-child{margin-bottom:0}
.ai-bub.md .md-tbl{overflow-x:auto;margin:0 0 12px;-webkit-overflow-scrolling:touch}
.ai-bub.md table{border-collapse:collapse;font-size:13.5px;min-width:100%}
.ai-bub.md th,.ai-bub.md td{border:1px solid var(--line);padding:7px 11px;text-align:left;vertical-align:top}
.ai-bub.md th{background:var(--paper-2);font-weight:600;white-space:nowrap}
.ai-bub.md tr:nth-child(even) td{background:color-mix(in srgb,var(--paper-2) 45%,transparent)}
.ai-bub.md .md-h{font-family:var(--serif);font-size:16px;font-weight:700;letter-spacing:.03em;margin:4px 0 10px;color:var(--ink)}
.ai-bub.md ul,.ai-bub.md ol{margin:0 0 12px;padding-left:22px}
.ai-bub.md li{margin:3px 0}
.ai-bub.md code{
  font-family:var(--mono);font-size:12.5px;background:var(--paper-3);
  border:1px solid var(--rule-soft);border-radius:2px;padding:1px 5px;
}
.ai-bub.md pre{
  background:var(--paper-3);border:1px solid var(--rule-soft);border-radius:3px;
  padding:13px 15px;overflow-x:auto;margin:0 0 13px;
}
.ai-bub.md pre code{background:none;border:0;padding:0;font-size:12.5px;line-height:1.7;white-space:pre}

/* ---------- 代码框：语言标签 / 复制 / 运行 ---------- */
.ai-bub.md .cb-fig{
  margin:0 0 14px;border:1px solid var(--rule);border-radius:2px;
  background:var(--paper-3);overflow:hidden;
}
.ai-bub.md .cb-fig:last-child{margin-bottom:0}
.ai-bub.md .cb-bar{
  display:flex;align-items:center;gap:8px;
  padding:4px 8px 4px 12px;border-bottom:1px solid var(--rule);
  background:color-mix(in srgb,var(--paper-2) 70%,transparent);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-3);
  -webkit-user-select:none;user-select:none;
}
html[data-theme="dark"] .ai-bub.md .cb-bar{background:color-mix(in srgb,var(--ink) 7%,transparent)}
.ai-bub.md .cb-lang{color:var(--ink-2);font-weight:700;letter-spacing:.14em}
.ai-bub.md .cb-n{letter-spacing:.04em;text-transform:none;opacity:.7}
.ai-bub.md .cb-gap{flex:1}
.ai-bub.md .cb-act{
  -webkit-appearance:none;appearance:none;background:none;border:0;
  padding:4px 7px;border-radius:2px;cursor:pointer;
  font-family:var(--sans);font-size:11.5px;line-height:1.4;letter-spacing:.02em;
  color:var(--ink-3);transition:color .14s,background .14s;
}
.ai-bub.md .cb-act:hover{color:var(--ink);background:var(--rule-soft)}
.ai-bub.md .cb-act:active{transform:translateY(.5px)}
.ai-bub.md .cb-act.on{color:var(--ok)}
.ai-bub.md .cb-run{color:var(--accent);font-weight:600}
.ai-bub.md .cb-run:hover{background:var(--accent-soft);color:var(--accent)}
.ai-bub.md .cb-run::before{content:'▷';margin-right:4px;font-size:10px;opacity:.85}
.ai-bub.md .cb-fig pre.cb{
  margin:0;border:0;border-radius:0;background:none;
  padding:13px 15px;overflow-x:auto;
}
.ai-bub.md .cb-fig pre.cb code{font-size:12.5px}
@media(max-width:560px){
  .ai-bub.md .cb-n{display:none}
  .ai-bub.md .cb-fig pre.cb{padding:11px 12px}
  .ai-bub.md .cb-fig pre.cb code{font-size:12px}
}

/* ---------- 代码运行抽屉 ---------- */
.runbox{
  position:fixed;z-index:70;display:flex;flex-direction:column;
  background:var(--paper-2);border:1px solid var(--rule);
  box-shadow:0 24px 60px -18px var(--shadow);
  overflow:hidden;
  animation:rbIn .22s cubic-bezier(.16,1,.3,1) both;
}
@keyframes rbIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.runbox[hidden]{display:none}
.rb-bar{
  display:flex;align-items:center;gap:12px;flex:0 0 auto;
  padding:7px 8px 7px 13px;border-bottom:1px solid var(--rule);
  background:color-mix(in srgb,var(--paper-3) 60%,transparent);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-3);user-select:none;
}
html[data-theme="dark"] .rb-bar{background:color-mix(in srgb,var(--ink) 6%,transparent)}
.rb-bar::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--accent);flex:0 0 auto}
.rb-lang{color:var(--ink-2);font-weight:700;letter-spacing:.14em}
.rb-note{font-family:var(--sans);letter-spacing:.02em;text-transform:none;opacity:.72}
.rb-gap{flex:1}
.rb-act{
  -webkit-appearance:none;appearance:none;background:none;border:0;
  padding:4px 8px;border-radius:2px;cursor:pointer;
  font-family:var(--sans);font-size:11.5px;letter-spacing:.02em;color:var(--ink-3);
  transition:color .14s,background .14s;
}
.rb-act:hover{color:var(--ink);background:var(--rule-soft)}
.rb-x{font-family:var(--mono);font-size:13px;line-height:1;padding:4px 6px}
.rb-body{flex:1;display:flex;flex-direction:column;min-height:0;background:#fff}
.rb-frame{flex:1;width:100%;border:0;background:#fff;min-height:0}
.rb-log{
  flex:0 0 auto;max-height:38%;overflow:auto;margin:0;
  padding:9px 13px;border-top:1px solid var(--rule);
  background:var(--paper-3);color:var(--ink-2);
  font-family:var(--mono);font-size:11.5px;line-height:1.65;
  white-space:pre-wrap;word-break:break-word;
}
.rb-log[hidden]{display:none}
@media(min-width:761px){
  .runbox{right:24px;bottom:24px;width:min(880px,calc(100vw - 48px));height:min(620px,72vh);border-radius:3px}
}
@media(max-width:760px){
  .runbox{left:0;right:0;bottom:0;height:78vh;border-radius:3px 3px 0 0;border-bottom:0}
  .rb-note{display:none}
}
.ai-bub.md blockquote{
  margin:0 0 12px;padding:2px 0 2px 13px;border-left:2px solid var(--rule);
  color:var(--ink-2);font-size:14px;
}
.ai-bub.md a{color:var(--accent);border-bottom:1px solid var(--accent-soft);word-break:break-all}
.ai-bub.md strong{font-weight:600;color:var(--ink)}
.ai-err{color:var(--err);font-size:13.5px}
.ai-caret{display:inline-block;width:7px;height:15px;background:var(--accent);
  vertical-align:-2px;margin-left:2px;animation:aibl .9s steps(2) infinite}
@keyframes aibl{0%,49%{opacity:1}50%,100%{opacity:0}}
.ai-dots{display:inline-flex;gap:4px;align-items:center;height:20px}
.ai-dots i{width:5px;height:5px;border-radius:50%;background:var(--ink-3);animation:aibn 1.1s infinite}
.ai-dots i:nth-child(2){animation-delay:.15s}
.ai-dots i:nth-child(3){animation-delay:.3s}
@keyframes aibn{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.ai-tool{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--ink-3);letter-spacing:.02em}
.ai-tool::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);animation:aibn 1.1s infinite}

.ai-empty{padding:26px 4px 10px}
.ai-empty-t{font-family:var(--serif);font-size:21px;margin:0 0 8px;letter-spacing:.04em}
.ai-empty-s{color:var(--ink-3);font-size:13px;margin:0 0 20px}
.ai-ex{display:grid;gap:9px}
.ai-ex-item{
  font:inherit;font-size:13.5px;text-align:left;color:var(--ink-2);background:transparent;
  border:1px solid var(--rule);border-radius:2px;padding:11px 14px;cursor:pointer;transition:.15s;
}
.ai-ex-item:hover{border-color:var(--ink-3);color:var(--ink);background:var(--paper)}

.ai-compose{border-top:1px solid var(--rule);padding:12px 14px 10px;background:var(--paper-2)}
.ai-box{display:flex;align-items:flex-end;gap:8px}
.ai-box textarea{
  flex:1;resize:none;font:inherit;font-size:14.5px;line-height:1.7;color:var(--body-text);
  background:var(--field-bg);border:1px solid var(--rule);border-radius:2px;
  padding:9px 12px;min-height:42px;max-height:160px;outline:none;transition:border-color .15s;
}
.ai-box textarea:focus{border-color:var(--ink-3)}
.ai-send{
  flex:0 0 auto;width:42px;height:42px;display:grid;place-items:center;cursor:pointer;
  background:var(--accent);border:1px solid var(--accent);border-radius:2px;color:#fff;transition:.15s;
}
.ai-send svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ai-send:hover{filter:brightness(.9)}
.ai-stop{
  flex:0 0 auto;height:42px;padding:0 14px;font:inherit;font-size:13px;cursor:pointer;
  background:transparent;border:1px solid var(--rule);border-radius:2px;color:var(--ink-2);
}
.ai-stop:hover{border-color:var(--err);color:var(--err)}
.ai-hint{margin:8px 0 0;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em}
.ai-hint b{color:var(--ink-2);font-weight:600}

@media (max-width:640px){
  .ai-head{margin:16px 0 12px}
  .ai-head h1{font-size:25px}
  .ai-sub{font-size:12px}
  .ai-panel{height:calc(100dvh - 286px);min-height:320px;border-radius:2px}
  .ai-stream{padding:16px 14px 6px}
  .ai-bub{max-width:94%;font-size:14px}
  .ai-bub.me{max-width:88%}
  .ai-compose{padding:10px 10px 8px}
  .ai-box textarea{font-size:16px}   /* 防 iOS 聚焦缩放 */
  .ai-ex-item{padding:10px 12px;font-size:13px}
  .ai-empty{padding:14px 2px 6px}
}

/* ===== 实名认证 ===== */
.rn-done{
  border:1px solid var(--rule);border-radius:14px;background:var(--paper-2);
  padding:36px 30px;text-align:center;
}
.rn-seal{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  background:var(--ok-bg);color:var(--ok);
  display:flex;align-items:center;justify-content:center;
}
.rn-seal svg{width:26px;height:26px}
.rn-done h2{font-size:19px;margin:0 0 8px;font-weight:600}
.rn-sub{color:var(--ink-2);font-size:13.5px;margin:0 0 22px;line-height:1.7}
.rn-kv{margin:0 auto 18px;max-width:400px;text-align:left;border-top:1px solid var(--rule-soft)}
.rn-kv>div{display:flex;justify-content:space-between;gap:16px;padding:11px 2px;border-bottom:1px solid var(--rule-soft)}
.rn-kv dt{color:var(--ink-3);font-size:12.5px;margin:0}
.rn-kv dd{margin:0;font-size:13.5px;color:var(--ink)}
.rn-tip{font-size:12px;color:var(--ink-3);line-height:1.75;margin:0 0 22px}
.rn-btn-on{color:var(--ok);border-color:var(--rule)}
.rn-btn-on svg{
  width:13px;height:13px;margin-right:-3px;fill:none;stroke:currentColor;
  stroke-width:2.8;stroke-linecap:round;stroke-linejoin:round;
}
.rn-btn-on:hover svg{stroke:var(--paper)}
@media (max-width:640px){
  .rn-done{padding:28px 18px;border-radius:10px}
}
#rnForm .input{width:100%}