/* Admin web — desktop first, still usable on a phone. */
.shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:100vh}
.side{background:var(--brand);color:#fff;padding:16px 12px;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}
.brand{display:flex;gap:10px;align-items:center;padding:4px 6px 16px}
.brand i{width:36px;height:36px;border-radius:9px;background:#fff;color:var(--brand);display:grid;place-items:center;font:600 14px var(--head);font-style:normal;flex:none}
.brand b{display:block;font:600 16px var(--head);line-height:1.2}
.brand small{display:block;font-size:12px;opacity:.75}
.nav button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:8px;font:500 14.5px var(--head);color:#dbe4fb;text-align:left}
.nav button:hover{background:rgba(255,255,255,.1)}
.nav button.on{background:#fff;color:var(--brand)}
.nav .ic{width:20px;text-align:center}
.nav .cnt{margin-left:auto;background:var(--red);color:#fff;border-radius:9px;font-size:11px;padding:0 6px;line-height:18px}
.side .foot{margin-top:auto;font-size:12.5px;opacity:.85;padding:10px 6px 0;border-top:1px solid rgba(255,255,255,.15)}
.side .foot button{color:#fff;text-decoration:underline;font-size:12.5px}
.main{padding:22px 26px;min-width:0}
.ph{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.ph h1{font-size:23px;color:var(--brand)}
.ph .sp{flex:1}
.ph p{flex-basis:100%;color:var(--mute);font-size:14px;margin-top:-6px}
.card{background:#fff;border-radius:12px;padding:16px 18px;box-shadow:0 1px 3px rgba(15,23,42,.06);margin-bottom:14px}
.card h3{font-size:16px;color:var(--brand);margin-bottom:8px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.filters .fld{width:auto;min-width:150px}
.tw{overflow-x:auto}
.tbl tr:hover td{background:#fafbff}
.tbl .acts{white-space:nowrap;text-align:right}
.tbl .acts .btn{margin-left:4px}
.code{font:600 15px ui-monospace,Menlo,monospace;letter-spacing:2px;background:var(--soft);padding:2px 8px;border-radius:6px}
.mono{font-family:ui-monospace,Menlo,monospace;font-size:13px;word-break:break-all}
.kv{display:grid;grid-template-columns:170px minmax(0,1fr);gap:8px 12px;align-items:center;font-size:14px}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:0 0 12px 36px;line-height:1.5;font-size:14px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;background:var(--soft);color:var(--brand);font:600 13px var(--head);display:grid;place-items:center}
.status-dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px}
/* simulator */
.sim{display:grid;grid-template-columns:260px minmax(0,1fr);gap:14px;height:calc(100vh - 130px);min-height:520px}
.plist{background:#fff;border-radius:12px;overflow-y:auto;box-shadow:0 1px 3px rgba(15,23,42,.06)}
.plist .grp{font:500 12px var(--head);color:var(--mute);padding:10px 12px 4px}
.plist button{display:flex;gap:9px;align-items:center;width:100%;padding:8px 12px;text-align:left;font-size:14px}
.plist button:hover{background:#f6f8fd}
.plist button.on{background:var(--soft)}
.plist .n{margin-left:auto;font-size:11px;color:var(--mute)}
.chat{background:#dfe6f0;border-radius:12px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 1px 3px rgba(15,23,42,.06)}
.chat .bar{background:#f7f7f7;border-bottom:1px solid #e3e3e3;padding:10px 14px;display:flex;align-items:center;gap:10px;font:600 15px var(--body)}
.chat .bar .sp{flex:1}
.chat .msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.chat .row{display:flex;gap:7px;align-items:flex-start;max-width:340px}
.chat .row.me{align-self:flex-end;flex-direction:row-reverse}
.chat .when{font-size:10.5px;color:#64748b;align-self:flex-end;white-space:nowrap}
.chat .btxt{background:#fff;border-radius:4px 15px 15px 15px;padding:7px 11px;font-size:14px;line-height:1.45;white-space:pre-wrap}
.chat .row.me .btxt{background:#a6e78b;border-radius:15px 4px 15px 15px}
.chat .fx{background:#fff;border-radius:12px;overflow:hidden;width:300px;box-shadow:0 1px 2px rgba(0,0,0,.08)}
.chat .qr{display:flex;gap:5px;flex-wrap:wrap;margin-top:6px}
.chat .qr .chip{font-size:12.5px;padding:4px 10px}
.chat .tag{font-size:10.5px;color:#64748b}
.chat .send{display:flex;gap:8px;padding:10px;background:#fff;border-top:1px solid var(--line)}
dialog{border:0;border-radius:14px;padding:0;width:min(560px,calc(100vw - 32px));box-shadow:0 20px 50px rgba(15,23,42,.3)}
dialog::backdrop{background:rgba(15,23,42,.45)}
.mh{display:flex;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.mh b{flex:1;font:600 17px var(--head);color:var(--brand)}
.mh .x{width:30px;height:30px;border-radius:50%;background:var(--soft)}
#mbody{padding:6px 18px 14px;max-height:65vh;overflow-y:auto}
.mf{display:flex;justify-content:flex-end;gap:8px;padding:12px 18px;border-top:1px solid var(--line)}
.auth{max-width:420px;margin:60px auto;padding:0 16px}
.auth .card{padding:24px}
.auth h1{font-size:22px;color:var(--brand);margin-bottom:4px}
@media (max-width:900px){
  .shell{grid-template-columns:minmax(0,1fr)}
  .side{position:static;height:auto;padding:10px}
  .nav{display:flex;overflow-x:auto;gap:4px}
  .nav button{white-space:nowrap;width:auto}
  .side .foot{display:none}
  .brand{padding-bottom:8px}
  .main{padding:16px}
  .grid2,.grid3{grid-template-columns:minmax(0,1fr)}
  .sim{grid-template-columns:minmax(0,1fr);height:auto}
  .plist{max-height:200px}
  .chat{height:70vh}
  .kv{grid-template-columns:minmax(0,1fr)}
}