:root{
  --green:#07C160; --green-dark:#06AD56; --bg:#EDEDED; --nav:#F7F7F7;
  --line:#E5E5E5; --text:#111111; --sub:#8A8A8A; --bubble-me:#95EC69;
  --bubble-other:#FFFFFF; --danger:#FA5151; --link:#576B95; --blue:#10AEFF;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); font-size:16px; overscroll-behavior:none;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;font-size:inherit;border:none;background:none;color:inherit;padding:0;cursor:pointer}
input,textarea{font-family:inherit;font-size:16px;outline:none}
img{display:block}
a{color:var(--link);text-decoration:none}
.hide{display:none!important}
#app{height:100%;display:flex;flex-direction:column;max-width:520px;margin:0 auto;background:var(--bg);position:relative;overflow:hidden}
@media(min-width:560px){ #app{box-shadow:0 0 40px rgba(0,0,0,.12)} }

/* ---------- 顶栏 ---------- */
.nav{height:50px;flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;
  padding:0 12px;background:var(--nav);border-bottom:1px solid var(--line);position:relative;z-index:5}
.nav .title{position:absolute;left:0;right:0;text-align:center;font-size:17px;font-weight:600;pointer-events:none}
.nav .side{display:flex;align-items:center;gap:14px;z-index:2;font-size:15px;color:var(--text)}
.nav .back{display:flex;align-items:center;gap:4px;font-size:15px;padding:6px 2px}
.nav .back svg{width:11px;height:19px}
.nav-btn{padding:6px;display:flex;align-items:center;gap:4px;font-size:15px}
.nav-btn svg{width:22px;height:22px}
.nav .dots{letter-spacing:2px;font-size:22px;line-height:1}

/* ---------- 页面容器 ---------- */
.page{flex:1 1 auto;overflow-y:auto;-webkit-overflow-scrolling:touch;position:relative;display:flex;flex-direction:column}
.page.nopad{padding:0}

/* ---------- 底部 tab ---------- */
.tabbar{flex:0 0 auto;display:flex;background:#F7F7F7;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabbar .tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 0 5px;color:#7A7A7A;font-size:10.5px;position:relative}
.tabbar .tab.active{color:var(--green)}
.tabbar .tab svg{width:26px;height:26px}
.tabbar .tab .badge{position:absolute;top:3px;left:50%;transform:translateX(4px);background:var(--danger);color:#fff;
  font-size:10px;min-width:17px;height:17px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.dot-badge{background:var(--danger);color:#fff;font-size:11px;min-width:18px;height:18px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;padding:0 5px;margin-left:6px}

/* ---------- 列表 ---------- */
.list{background:#fff}
.cell{display:flex;align-items:center;padding:11px 15px;gap:12px;background:#fff;border-bottom:1px solid #F0F0F0;position:relative;cursor:pointer}
.cell:active{background:#E9E9E9}
.cell .label{flex:1;min-width:0}
.cell .name{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell .desc{font-size:13px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px}
.cell .right{font-size:13px;color:var(--sub);display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.cell .arrow{color:#C8C8C8;font-size:16px;padding-left:2px}
.cell .value{color:var(--sub);font-size:14px}
.group-title{padding:14px 15px 6px;font-size:13px;color:var(--sub)}
.sep{height:8px;background:var(--bg)}

/* ---------- 头像 ---------- */
.av{width:46px;height:46px;border-radius:6px;flex:0 0 auto;object-fit:cover;background:#D8D8D8;
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:19px;font-weight:600;overflow:hidden}
.av.sm{width:34px;height:34px;border-radius:5px;font-size:14px}
.av.lg{width:64px;height:64px;border-radius:8px;font-size:26px}
.av.xl{width:76px;height:76px;border-radius:10px;font-size:30px}
.av-badge{position:relative}
.av-badge .n{position:absolute;top:-4px;right:-4px;background:var(--danger);color:#fff;font-size:10px;min-width:17px;height:17px;
  border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px;border:1.5px solid #fff}

/* ---------- 登录 ---------- */
.auth{display:flex;flex-direction:column;align-items:center;padding:56px 28px 30px;min-height:100%;background:#fff}
.auth .logo{width:82px;height:82px;border-radius:18px;margin-bottom:14px}
.auth h1{font-size:22px;margin:0 0 6px;font-weight:600}
.auth .slogan{color:var(--sub);font-size:13px;margin-bottom:30px}
.auth .field{width:100%;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:12px 2px;gap:10px}
.auth .field input{flex:1;border:none;background:transparent;font-size:16px}
.auth .btn{width:100%;height:46px;border-radius:8px;background:var(--green);color:#fff;font-size:16px;font-weight:500;margin-top:26px;
  display:flex;align-items:center;justify-content:center}
.auth .btn:disabled{opacity:.5}
.auth .btn.ghost{background:#F2F2F2;color:#333;margin-top:12px}
.auth .switch{margin-top:18px;font-size:14px;color:var(--link)}
.auth .tip{font-size:12px;color:#B0B0B0;margin-top:26px;text-align:center;line-height:1.6}

/* ---------- 聊天 ---------- */
.chat-page{background:var(--bg)}
.msgs{flex:1;overflow-y:auto;padding:12px 12px 4px;display:flex;flex-direction:column;gap:14px}
.msg{display:flex;gap:9px;align-items:flex-start;max-width:100%}
.msg.me{flex-direction:row-reverse}
.msg .col{display:flex;flex-direction:column;max-width:74%;min-width:0}
.msg.me .col{align-items:flex-end}
.msg .who{font-size:11px;color:#9A9A9A;margin:0 4px 3px}
.bubble{background:var(--bubble-other);padding:9px 12px;border-radius:6px;font-size:16px;line-height:1.45;
  word-break:break-word;white-space:pre-wrap;position:relative;box-shadow:0 0 0 .5px rgba(0,0,0,.04)}
.msg.me .bubble{background:var(--bubble-me)}
.bubble::after{content:"";position:absolute;top:12px;left:-5px;width:10px;height:10px;background:inherit;transform:rotate(45deg);border-radius:2px}
.msg.me .bubble::after{left:auto;right:-5px}
.bubble.plain::after{display:none}
.bubble.media{padding:3px;background:transparent;box-shadow:none}
.bubble.media::after{display:none}
.bubble img.pic{max-width:200px;max-height:260px;border-radius:6px;object-fit:cover;cursor:pointer}
.bubble video{max-width:220px;border-radius:6px;background:#000}
.voice{display:flex;align-items:center;gap:8px;min-width:70px;cursor:pointer;user-select:none}
.voice .wave{display:flex;align-items:center;gap:2px;height:16px}
.voice .wave i{width:2.5px;background:#3A3A3A;border-radius:2px;display:block}
.voice .dur{font-size:13px;color:#444}
.msg.me .voice .wave i{background:#1F4D12}
.card{border-radius:8px;overflow:hidden;min-width:190px;background:#F5A623;color:#fff;padding:0;cursor:pointer}
.card .top{display:flex;align-items:center;gap:10px;padding:12px 14px}
.card .top .ico{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.9);color:#E8622B;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700}
.card .amt{font-size:17px;font-weight:600}
.card .sub{font-size:12px;opacity:.9;margin-top:2px}
.card .foot{background:rgba(0,0,0,.08);font-size:11px;padding:5px 14px}
.card.done{background:#F0C46A}
.time-tip{align-self:center;font-size:11px;color:#fff;background:rgba(0,0,0,.14);padding:2px 7px;border-radius:4px;margin:2px 0}
.sys-tip{align-self:center;font-size:12px;color:#9B9B9B;background:#E3E3E3;padding:3px 9px;border-radius:4px;text-align:center}
.read-tip{font-size:10px;color:#A0A0A0;margin-top:3px}
.recall-tip{align-self:center;font-size:12px;color:#9B9B9B}

/* 输入区 */
.composer{flex:0 0 auto;background:#F7F7F7;border-top:1px solid var(--line);padding:8px 10px calc(8px + env(safe-area-inset-bottom))}
.composer .row{display:flex;align-items:flex-end;gap:8px}
.composer .inp{flex:1;background:#fff;border-radius:6px;padding:9px 11px;min-height:38px;max-height:110px;
  font-size:16px;resize:none;border:none;line-height:1.35;overflow-y:auto}
.composer .ibtn{width:34px;height:34px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;color:#4A4A4A}
.composer .ibtn svg{width:26px;height:26px}
.composer .send{background:var(--green);color:#fff;border-radius:6px;padding:8px 14px;font-size:15px;flex:0 0 auto}
.panel{background:#F7F7F7;border-top:1px solid var(--line);padding:12px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px 8px}
.panel .pitem{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:11px;color:#555}
.panel .pico{width:56px;height:56px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 1px 2px rgba(0,0,0,.06)}
.panel .pico svg{width:28px;height:28px}
.emoji-panel{background:#F7F7F7;border-top:1px solid var(--line);padding:8px;display:grid;grid-template-columns:repeat(8,1fr);gap:2px;max-height:190px;overflow-y:auto}
.emoji-panel span{font-size:23px;text-align:center;padding:4px 0;border-radius:6px;cursor:pointer}
.emoji-panel span:active{background:#E3E3E3}

/* 弹层 */
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:90;padding:26px}
.modal{background:#fff;border-radius:12px;width:100%;max-width:340px;overflow:hidden;animation:pop .16s ease}
@keyframes pop{from{transform:scale(.94);opacity:.6}to{transform:scale(1);opacity:1}}
.modal .mtitle{padding:18px 18px 10px;font-size:16px;font-weight:600;text-align:center}
.modal .mbody{padding:0 18px 16px;font-size:14px;color:#555;text-align:center}
.modal .mbody .fld{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin-top:10px;font-size:16px}
.modal .mfoot{display:flex;border-top:1px solid var(--line)}
.modal .mfoot button{flex:1;padding:13px;font-size:16px}
.modal .mfoot button+button{border-left:1px solid var(--line)}
.modal .mfoot .ok{color:var(--green);font-weight:500}
.modal .mfoot .cancel{color:#666}
.sheet{position:fixed;left:0;right:0;bottom:0;background:#fff;border-radius:14px 14px 0 0;z-index:92;padding-bottom:env(safe-area-inset-bottom);
  animation:up .18s ease;max-width:520px;margin:0 auto}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet .sitem{padding:15px;text-align:center;font-size:16px;border-bottom:1px solid #F2F2F2;cursor:pointer}
.sheet .sitem.danger{color:var(--danger)}
.sheet .scancel{padding:15px;text-align:center;font-size:16px;color:#666;background:#F7F7F7;margin-top:8px}
.toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.78);color:#fff;
  padding:11px 18px;border-radius:8px;font-size:14px;z-index:200;max-width:80vw;text-align:center;line-height:1.5}
.viewer{position:fixed;inset:0;background:#000;z-index:150;display:flex;align-items:center;justify-content:center}
.viewer img{max-width:100%;max-height:100%;object-fit:contain}

/* 朋友圈 */
.moment{background:#fff;padding:14px 15px;border-bottom:8px solid var(--bg)}
.moment .head{display:flex;gap:10px}
.moment .body{flex:1;min-width:0}
.moment .mname{color:var(--link);font-size:15px;font-weight:500}
.moment .mtext{font-size:15px;line-height:1.5;margin-top:5px;white-space:pre-wrap;word-break:break-word}
.moment .imgs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-top:8px}
.moment .imgs img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:3px}
.moment .imgs.one img{width:62%;aspect-ratio:auto;max-height:260px;object-fit:cover}
.moment .mfoot{display:flex;align-items:center;justify-content:space-between;margin-top:8px;font-size:12px;color:var(--sub)}
.moment .acts{display:flex;gap:8px}
.moment .acts button{background:#F7F7F7;border-radius:5px;padding:4px 10px;font-size:12px;color:#576B95;display:flex;align-items:center;gap:4px}
.moment .likes{background:#F7F7F7;border-radius:5px;padding:7px 9px;margin-top:8px;font-size:13px;color:var(--link);line-height:1.6}
.moment .cmt{background:#F7F7F7;border-radius:5px;padding:7px 9px;margin-top:4px;font-size:13px;line-height:1.7}
.moment .cmt b{color:var(--link);font-weight:400}
.moment .cmt .del{color:#999;font-size:11px;margin-left:4px;cursor:pointer}

/* 通用 */
.empty{padding:70px 20px;text-align:center;color:#B5B5B5;font-size:14px}
.empty svg{width:64px;height:64px;margin:0 auto 12px;opacity:.5}
.row-cell{display:flex;align-items:center;justify-content:space-between;padding:14px 15px;background:#fff;border-bottom:1px solid #F0F0F0;cursor:pointer}
.row-cell .r{color:#B0B0B0;font-size:14px;display:flex;align-items:center;gap:6px}
.btn-primary{background:var(--green);color:#fff;border-radius:8px;padding:11px 18px;font-size:16px;display:flex;align-items:center;justify-content:center}
.btn-line{border:1px solid var(--green);color:var(--green);border-radius:8px;padding:9px 18px;font-size:15px}
.btn-danger{color:var(--danger);background:#fff;border-radius:8px;padding:13px;font-size:16px;text-align:center;width:100%}
.pad{padding:15px}
.searchbar{background:#EDEDED;padding:8px 12px}
.searchbar input{width:100%;background:#fff;border-radius:6px;padding:8px 12px;font-size:15px;border:none;text-align:center}
.chat-hint{position:absolute;bottom:74px;left:0;right:0;text-align:center;font-size:12px;color:#888;pointer-events:none}
.rec-state{position:absolute;left:50%;top:38%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;
  border-radius:12px;padding:18px 22px;z-index:120;text-align:center;font-size:13px}
.rec-state .big{font-size:26px;margin-bottom:6px}
.spin{width:26px;height:26px;border:3px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:sp .8s linear infinite;margin:0 auto}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---------- 竖屏 / 防横向滑动 ---------- */
html,body{overflow-x:hidden;max-width:100%}
#app{width:100%}
.ct-scroll,.mo-scroll,.me-scroll{flex:1 1 auto;overflow-y:auto;-webkit-overflow-scrolling:touch;position:relative}

/* ---------- 在线状态圆点 ---------- */
.av-wrap{position:relative;display:inline-flex;flex:0 0 auto;line-height:0}
.dot{position:absolute;right:-2px;bottom:-2px;width:10px;height:10px;border-radius:50%;background:#C6C6C6;border:2px solid #fff;box-sizing:content-box}
.dot.on{background:#07C160}
.dot.big{width:13px;height:13px}
.dot.inline{position:static;display:inline-block;vertical-align:middle;margin-left:6px;border:none;width:8px;height:8px}
.desc.on{color:#07C160}

/* ---------- 下拉刷新 ---------- */
.pull-ind{position:absolute;top:6px;left:50%;transform:translate(-50%,0);z-index:40;background:rgba(0,0,0,.72);
  color:#fff;font-size:12.5px;padding:5px 14px;border-radius:16px;opacity:0;pointer-events:none;white-space:nowrap}

/* ---------- 好友资料卡 ---------- */
.pf-head{display:flex;align-items:center;gap:14px;padding:22px 16px;background:#fff}
.pf-head .av{width:64px;height:64px;border-radius:10px;font-size:26px}
.pf-info{flex:1;min-width:0}
.pf-name{font-size:19px;font-weight:600;display:flex;align-items:center;flex-wrap:wrap}
.pf-aid{font-size:13px;color:#8A8A8A;margin-top:5px;word-break:break-all}
.pf-online{font-size:12.5px;color:#9A9A9A;margin-top:5px;display:flex;align-items:center;gap:5px}
.pf-online .dot{position:static;width:8px;height:8px;border:none}
.pf-online.on{color:#07C160}
.pf-sign{padding:0 16px 16px;background:#fff;color:#666;font-size:14px;line-height:1.55;word-break:break-word}
.pf-btns{background:#fff;padding-top:0}
.pf-sec{padding:13px 16px 6px;font-size:13px;color:#8A8A8A;background:#fff}
.pf-moments{background:#fff;padding-bottom:8px}
.pf-moment{padding:11px 16px;border-top:1px solid #F4F4F4}
.pf-mtime{font-size:12px;color:#A0A0A0;margin-bottom:4px}
.pf-mtext{font-size:14.5px;line-height:1.5;white-space:pre-wrap;word-break:break-word}
.pf-mstat{font-size:12px;color:#8A8A8A;margin-top:6px}
.pf-note{padding:18px 16px;color:#A6A6A6;font-size:13.5px;text-align:center}
.tag-mini{background:#F2F2F2;color:#999;font-size:11px;padding:1px 6px;border-radius:4px;margin-left:6px;vertical-align:middle;font-weight:400}
.on-num{float:right;color:#07C160;font-size:12px}
.btn-line.grey{background:#F2F2F2;color:#666;border-color:#F2F2F2}
.block-tip{padding:9px 14px;background:#FFF7E6;color:#B26A00;font-size:12.5px;text-align:center;border-top:1px solid #F3E4C4}
.composer .inp:disabled{background:#F2F2F2;color:#AAA}
.sys-tip{text-align:center;font-size:12px;color:#999;padding:6px 0}