:root{
  --bg:#f3f5f7; --panel:#fff; --ink:#18212b; --muted:#6a7684; --line:#e3e7ec;
  --brand:#0f9d7a; --brand-dark:#0b7d62; --brand-soft:#e5f5ef;
  --danger:#cf4040; --warn:#b97a0b; --warn-soft:#fdf3dc;
  --out:#d8f5e3; --in:#ffffff; --chat-bg:#eef1f4;
  --r:10px; --shadow:0 1px 2px rgba(20,30,40,.06),0 4px 14px rgba(20,30,40,.05);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Nastaliq Urdu",sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand-dark)}
h1{font-size:22px;margin:0 0 4px} h2{font-size:16px;margin:0 0 10px} h3{font-size:15px;margin:0 0 8px} h4{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
p{margin:0 0 10px} code{background:#eef1f4;padding:1px 5px;border-radius:5px;font-size:12.5px}
.muted{color:var(--muted)} .small{font-size:12px} .pad{padding:16px} .grow{flex:1}
.ic{width:19px;height:19px;flex:none}

/* ---------- shell ---------- */
.shell{display:flex;min-height:100vh}
body.full .shell{height:100vh;min-height:0}
.side{width:214px;background:#10201f;color:#cfe3de;display:flex;flex-direction:column;padding:14px 10px;gap:2px;flex:none}
.side .brand{display:flex;align-items:center;gap:9px;color:#fff;padding:6px 10px 16px;font-size:16px}
.dot{width:12px;height:12px;border-radius:50%;background:#25d366;box-shadow:0 0 0 4px rgba(37,211,102,.18);display:inline-block}
.side a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:8px;color:#b9d2cb;text-decoration:none}
.side a:hover{background:rgba(255,255,255,.07);color:#fff}
.side a.on{background:rgba(37,211,102,.16);color:#fff}
.me{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px;border-top:1px solid rgba(255,255,255,.1);margin-top:8px}
.me .who{display:flex;flex-direction:column;min-width:0} .me b{color:#fff;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap} .me small{color:#8fb0a7}
.me a{padding:6px}
.main{flex:1;min-width:0;padding:26px 30px 60px;max-width:1180px}
body.full .main{padding:0;max-width:none;height:100vh;overflow:hidden}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}

/* ---------- controls ---------- */
.btn{font:inherit;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:6px;line-height:1.2}
.btn:hover{border-color:#c9d1da;background:#fafbfc}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.btn.primary:hover{background:var(--brand-dark)}
.btn.danger{color:var(--danger)} .btn.danger:hover{background:#fff4f4;border-color:#efc4c4}
.btn.small{padding:5px 10px;font-size:13px} .btn.icon{padding:6px 10px}
.btn[disabled]{opacity:.55;cursor:not-allowed}
input,select,textarea{font:inherit;color:inherit;border:1px solid #d5dbe2;border-radius:8px;padding:8px 10px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(15,157,122,.35);border-color:var(--brand)}
input[type=checkbox],input[type=radio]{width:auto}
textarea{resize:vertical}
label{display:block;font-weight:600;font-size:13px;margin-bottom:12px}
label>input,label>select,label>textarea{margin-top:5px;font-weight:400}
label.inline{display:flex;align-items:center;gap:8px;font-weight:500}
label.inline input{margin:0}
.hint{font-weight:400;color:var(--muted);font-size:12px;display:block;margin-top:3px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap} .row.end{justify-content:flex-end} .row.nowrap{flex-wrap:nowrap}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin-bottom:18px;box-shadow:var(--shadow)}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;background:var(--brand-soft);color:#0b5c47;border:1px solid #bfe6d8}
.flash.err{background:#fdeeee;color:#8d2323;border-color:#f1c5c5}
.err{color:var(--danger);font-size:13px;min-height:18px}
table{width:100%;border-collapse:collapse} th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top} tr:last-child td{border-bottom:0}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;background:#eef1f4;color:#46525f;font-weight:600}
.pill.ok{background:var(--brand-soft);color:#0b6a50} .pill.warn{background:var(--warn-soft);color:#8a5a05} .pill.bad{background:#fdeeee;color:#a62f2f}
.tag{display:inline-block;font-size:11px;padding:1px 7px;border-radius:99px;background:#eef1f4;color:#55626f}
.tag.warn{background:var(--warn-soft);color:#8a5a05}
.tag.lbl{background:color-mix(in srgb,var(--c) 16%,#fff);color:color-mix(in srgb,var(--c) 70%,#000)}
.badge{font-style:normal;background:var(--brand);color:#fff;border-radius:99px;font-size:11px;font-weight:700;padding:1px 7px;min-width:20px;text-align:center}
.switch{display:flex;align-items:center;gap:9px;font-weight:500;margin:0;cursor:pointer}
.switch input{width:16px;height:16px;margin:0}
details>summary{cursor:pointer;font-weight:600;padding:4px 0}

/* ---------- auth ---------- */
body.auth{display:grid;place-items:center;min-height:100vh;padding:20px}
.auth-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;width:100%;max-width:380px;box-shadow:var(--shadow)}
.auth-card .brand{display:flex;gap:9px;align-items:center;margin-bottom:14px;font-size:17px}
.auth-card .btn{width:100%;justify-content:center;padding:10px}

/* ---------- inbox ---------- */
.inbox{display:grid;grid-template-columns:360px minmax(0,1fr) 290px;height:100%;background:var(--panel)}
.list{border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0;background:#fff}
.list-head{display:flex;gap:8px;padding:12px 12px 8px} .list-head select{flex:1;min-width:0}
.list>input{margin:0 12px 8px;width:auto}
.tabs{display:flex;gap:2px;padding:0 8px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.tabs button{font:inherit;font-size:12.5px;border:0;background:none;padding:8px 7px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;display:flex;gap:5px;align-items:center}
.tabs button.on{color:var(--brand-dark);border-bottom-color:var(--brand);font-weight:600}
.chat-list{overflow:auto;flex:1}
.chat{display:flex;gap:11px;padding:11px 12px;border-bottom:1px solid #f0f2f5;cursor:pointer}
.chat:hover{background:#f8fafb} .chat.sel{background:var(--brand-soft)}
.avatar{width:40px;height:40px;border-radius:50%;background:#dfe7e4;color:#345;display:grid;place-items:center;font-weight:700;flex:none}
.chat .mid{flex:1;min-width:0}
.chat .top,.chat .bot{display:flex;justify-content:space-between;gap:8px;align-items:center}
.chat .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat .tm{font-size:12px;color:var(--muted);flex:none}
.chat .pv{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}
.chat.unread .nm,.chat.unread .tm{color:var(--ink)} .chat.unread .pv{color:var(--ink);font-weight:500}
.chat .meta{display:flex;gap:4px;flex-wrap:wrap;margin-top:4px}

.conv{display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--chat-bg)}
.placeholder{flex:1;display:grid;place-items:center;text-align:center;padding:20px}
.conv-head{display:flex;align-items:center;gap:10px;padding:10px 14px;background:#fff;border-bottom:1px solid var(--line)}
.conv-head .ttl{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25} .conv-head .ttl b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.back,.infotoggle{display:none}
.msgs{flex:1;overflow:auto;padding:14px 18px;display:flex;flex-direction:column;gap:6px}
.day{align-self:center;font-size:12px;color:var(--muted);background:#fff;border-radius:99px;padding:2px 12px;margin:8px 0;box-shadow:var(--shadow)}
.msg{max-width:min(620px,78%);padding:7px 11px 5px;border-radius:12px;box-shadow:0 1px 1px rgba(0,0,0,.06);word-break:break-word}
.msg.in{align-self:flex-start;background:var(--in);border-top-left-radius:3px}
.msg.out{align-self:flex-end;background:var(--out);border-top-right-radius:3px}
.msg .txt{white-space:pre-wrap} .msg .media{color:var(--muted);font-style:italic}
.msg .who{font-size:11px;font-weight:700;color:#2d7a62;margin-bottom:1px}
.msg .foot{font-size:11px;color:var(--muted);text-align:right;margin-top:2px}
.msg.failed{background:#fdeeee} .msg .errline{font-size:12px;color:var(--danger)}
.composer{display:flex;gap:10px;padding:10px 14px;background:#fff;border-top:1px solid var(--line);align-items:flex-end}
.composer textarea{flex:1;max-height:140px;resize:none}

.info{border-left:1px solid var(--line);background:#fff;overflow:auto;padding:14px}
.info .sec{padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line)} .info .sec:last-child{border:0}
.info .big{font-weight:700;font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font:inherit;font-size:12px;border:1px solid color-mix(in srgb,var(--c,#999) 45%,#fff);background:#fff;color:color-mix(in srgb,var(--c,#555) 75%,#000);padding:3px 10px;border-radius:99px;cursor:pointer}
.chip.on{background:var(--c);color:#fff;border-color:var(--c)} .chip.add{--c:#8a96a3;border-style:dashed}

dialog{border:0;border-radius:14px;padding:0;box-shadow:0 20px 60px rgba(0,0,0,.25);width:min(440px,92vw)}
dialog::backdrop{background:rgba(15,25,30,.45)} .dlg{padding:22px}

/* ---------- connect page ---------- */
.acct{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start}
.qrbox{width:260px;height:260px;border:1px dashed #c8d0d8;border-radius:12px;display:grid;place-items:center;text-align:center;background:#fafbfc;padding:8px;flex:none}
.qrbox img{width:100%;height:100%;object-fit:contain;border-radius:6px}
.steps{margin:6px 0 0;padding-left:18px;color:#46525f} .steps li{margin-bottom:3px}
.bottest{background:#f7f9fa;border:1px solid var(--line);border-radius:10px;padding:12px;max-height:340px;overflow:auto;display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.bottest:empty{display:none}
.bt{padding:7px 10px;border-radius:10px;max-width:85%;white-space:pre-wrap} .bt.u{background:#fff;align-self:flex-start;border:1px solid var(--line)} .bt.a{background:var(--out);align-self:flex-end}
.src-list{margin:6px 0 0;padding-left:18px;color:var(--muted);font-size:12px}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .inbox{grid-template-columns:340px minmax(0,1fr)}
  .info{display:none;position:fixed;right:0;top:0;bottom:0;width:300px;z-index:30;box-shadow:-10px 0 30px rgba(0,0,0,.15)}
  body.info-open .info{display:block}
  .infotoggle{display:inline-flex}
}
@media (max-width:860px){
  .side{width:62px;padding:12px 6px} .side span,.side .brand b,.me .who{display:none} .side a{justify-content:center} .side .brand{justify-content:center;padding-bottom:12px}
  .main{padding:18px 14px 50px}
  .grid2{grid-template-columns:1fr}
  .inbox{grid-template-columns:1fr}
  .conv{display:none} body.chat-open .conv{display:flex} body.chat-open .list{display:none}
  .back{display:inline-flex}
}