/* گفتگو — پوسته تیره، راست‌چین، موبایل‌اول */
:root{
  --bg:#0b1120; --bg2:#0f1729; --surface:#151f31; --surface2:#1b2739;
  --line:#22304a; --line2:#2c3d5c;
  --text:#e8eef7; --muted:#94a3b8; --muted2:#64748b;
  --acc:#10b981; --acc2:#0d9668; --acc-soft:rgba(16,185,129,.14);
  --mine:#0f766e; --theirs:#1e293b;
  --danger:#ef4444; --warn:#f59e0b;
  --r:16px; --rs:12px; --rx:22px;
  --sh:0 8px 28px rgba(0,0,0,.35);
  --hh:60px; --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Vazirmatn","Segoe UI",Tahoma,"Iranian Sans",sans-serif;
  font-size:15px;line-height:1.75;direction:rtl;
  overscroll-behavior:none;
}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
a{color:var(--acc)}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:9px}
::-webkit-scrollbar-track{background:transparent}

/* ---------- چیدمان کلی ---------- */
.app{height:100dvh;display:flex;flex-direction:column;background:var(--bg);position:relative;overflow:hidden}
.hdr{
  flex:0 0 auto;min-height:var(--hh);display:flex;align-items:center;gap:10px;
  padding:calc(8px + var(--safe-t)) 12px 8px;
  background:linear-gradient(180deg,var(--bg2),var(--surface));
  border-bottom:1px solid var(--line);position:relative;z-index:20;
}
.hdr .ttl{font-weight:700;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hdr .sub{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:5px}
.spacer{flex:1}
.av{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  background:linear-gradient(135deg,var(--acc),#0891b2);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;color:#04121a;position:relative;
}
.av.sm{width:34px;height:34px;flex-basis:34px;font-size:14px}
.dot{position:absolute;inset-inline-end:-1px;bottom:-1px;width:12px;height:12px;border-radius:50%;
  background:var(--muted2);border:2.5px solid var(--surface)}
.dot.on{background:var(--acc)}

.ibtn{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--muted);transition:.15s;flex:0 0 40px;
}
.ibtn:hover{background:var(--surface2);color:var(--text)}
.ibtn:active{transform:scale(.92)}
.ibtn.acc{color:var(--acc)}
.ibtn svg{width:22px;height:22px}

/* ---------- فهرست پیام‌ها ---------- */
.msgs{
  flex:1 1 auto;overflow-y:auto;overflow-x:hidden;padding:14px 12px 8px;
  display:flex;flex-direction:column;gap:3px;
  background:
    radial-gradient(1200px 400px at 100% -10%,rgba(16,185,129,.07),transparent 60%),
    radial-gradient(900px 380px at 0% 110%,rgba(8,145,178,.06),transparent 60%),
    var(--bg);
  -webkit-overflow-scrolling:touch;scroll-behavior:smooth;
}
.daysep{align-self:center;font-size:11.5px;color:var(--muted);background:var(--surface);
  border:1px solid var(--line);padding:2px 12px;border-radius:999px;margin:12px 0 6px}
.row{display:flex;width:100%;margin-top:2px}
.row.me{justify-content:flex-start}
.row.them{justify-content:flex-end}
.bub{
  max-width:min(78%,560px);padding:8px 12px 6px;border-radius:var(--rx);
  position:relative;word-break:break-word;white-space:pre-wrap;
  box-shadow:0 1px 2px rgba(0,0,0,.25);animation:pop .18s ease-out;
}
@keyframes pop{from{opacity:0;transform:translateY(5px) scale(.98)}to{opacity:1;transform:none}}
.row.me .bub{background:linear-gradient(135deg,var(--mine),#0e6b62);border-bottom-left-radius:7px;color:#eafff8}
.row.them .bub{background:var(--theirs);border:1px solid var(--line);border-bottom-right-radius:7px}
.bub .tx{font-size:14.5px;line-height:1.7}
.bub .mt{font-size:10.5px;opacity:.62;margin-top:2px;display:flex;gap:4px;align-items:center;justify-content:flex-end}
.empty{margin:auto;text-align:center;color:var(--muted);padding:30px 18px;max-width:330px}
.empty .ic{width:74px;height:74px;margin:0 auto 14px;border-radius:50%;background:var(--surface);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--acc)}
.empty .ic svg{width:34px;height:34px}
.empty h3{margin:0 0 6px;font-size:16px;color:var(--text)}
.empty p{margin:0;font-size:13.5px;line-height:1.9}
.typing{display:flex;gap:4px;padding:10px 13px;background:var(--theirs);border:1px solid var(--line);
  border-radius:var(--rx);border-bottom-right-radius:7px;width:fit-content;animation:pop .18s}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:bl 1.2s infinite}
.typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}
@keyframes bl{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}

/* ---------- نوار ورودی ---------- */
.comp{
  flex:0 0 auto;padding:8px 10px calc(8px + var(--safe-b));
  background:var(--surface);border-top:1px solid var(--line);display:flex;align-items:flex-end;gap:8px;
}
.field{
  flex:1;background:var(--bg2);border:1px solid var(--line);border-radius:20px;
  padding:9px 14px;max-height:120px;overflow-y:auto;resize:none;outline:none;
  font-size:14.5px;line-height:1.65;width:100%;transition:.15s;
}
.field:focus{border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.field::placeholder{color:var(--muted2)}
.send{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;
  display:flex;align-items:center;justify-content:center;transition:.15s;box-shadow:0 3px 12px rgba(16,185,129,.3);
}
.send:disabled{opacity:.35;box-shadow:none;cursor:not-allowed}
.send:not(:disabled):active{transform:scale(.9)}
.send svg{width:21px;height:21px;transform:scaleX(-1)}
.comp.off{justify-content:center}
.offmsg{font-size:13px;color:var(--muted);padding:8px;text-align:center}

/* ---------- دکمه‌ها ---------- */
.btn{
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;font-weight:700;
  padding:12px 20px;border-radius:var(--rs);font-size:15px;transition:.15s;width:100%;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.btn:hover{filter:brightness(1.08)}.btn:active{transform:scale(.985)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.gh{background:var(--surface2);color:var(--text);border:1px solid var(--line2)}
.btn.dg{background:rgba(239,68,68,.14);color:#fca5a5;border:1px solid rgba(239,68,68,.3)}
.btn.sm{padding:8px 13px;font-size:13.5px;width:auto;border-radius:10px}

/* ---------- کارت ورود ---------- */
.gate{height:100dvh;display:flex;align-items:center;justify-content:center;padding:22px;
  background:radial-gradient(800px 400px at 50% 0%,rgba(16,185,129,.1),transparent 60%),var(--bg)}
.card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);
  border-radius:22px;padding:26px 22px;box-shadow:var(--sh)}
.card .logo{width:60px;height:60px;margin:0 auto 14px;border-radius:18px;
  background:linear-gradient(135deg,var(--acc),#0891b2);display:flex;align-items:center;justify-content:center;color:#04121a}
.card .logo svg{width:30px;height:30px}
.card h1{margin:0 0 4px;font-size:19px;text-align:center}
.card .dsc{margin:0 0 20px;font-size:13px;color:var(--muted);text-align:center;line-height:1.85}
.lbl{display:block;font-size:12.5px;color:var(--muted);margin:0 0 6px;font-weight:600}
.inp{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:var(--rs);
  padding:12px 14px;outline:none;font-size:15px;transition:.15s}
.inp:focus{border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.inp.ctr{text-align:center;letter-spacing:7px;font-size:20px;font-weight:700}
.fld{margin-bottom:14px}
.err{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.28);color:#fca5a5;
  padding:9px 12px;border-radius:10px;font-size:13px;margin-bottom:13px;display:none;text-align:center}
.err.on{display:block;animation:shk .3s}
@keyframes shk{0%,100%{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.ok{background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.3);color:#6ee7b7;
  padding:9px 12px;border-radius:10px;font-size:13px;margin-bottom:13px;display:none;text-align:center}
.ok.on{display:block}

/* ---------- پنل ادمین ---------- */
.adm{display:flex;height:100dvh;overflow:hidden}
.side{width:320px;flex:0 0 320px;display:flex;flex-direction:column;background:var(--bg2);
  border-inline-start:1px solid var(--line);min-height:0}
.main{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--bg)}
.ulist{flex:1;overflow-y:auto;padding:6px}
.uitem{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:14px;
  cursor:pointer;transition:.13s;position:relative;margin-bottom:2px}
.uitem:hover{background:var(--surface)}
.uitem.sel{background:var(--acc-soft);box-shadow:inset 0 0 0 1px rgba(16,185,129,.3)}
.uitem .inf{flex:1;min-width:0}
.uitem .nm{font-weight:600;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  display:flex;align-items:center;gap:5px}
.uitem .pr{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{background:var(--acc);color:#04121a;font-size:11px;font-weight:700;min-width:19px;height:19px;
  border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 5px;flex:0 0 auto}
.lk{color:var(--warn);flex:0 0 auto}
.lk svg{width:13px;height:13px}
.sidehdr{display:flex;align-items:center;gap:8px;padding:calc(10px + var(--safe-t)) 12px 10px;
  border-bottom:1px solid var(--line);background:var(--surface)}

/* موبایل: تک‌ستونه */
.moback{display:none}
@media (max-width:860px){
  .adm{position:relative}
  .side{width:100%;flex:1 1 100%;border:0;transition:transform .26s ease}
  .main{position:absolute;inset:0;transform:translateX(-100%);transition:transform .26s ease;z-index:30}
  .adm.open .side{transform:translateX(100%)}
  .adm.open .main{transform:translateX(0)}
  .moback{display:flex}
}

/* ---------- مودال ---------- */
.ov{position:fixed;inset:0;background:rgba(3,7,18,.76);backdrop-filter:blur(5px);z-index:100;
  display:none;align-items:center;justify-content:center;padding:18px}
.ov.on{display:flex;animation:fd .16s}
@keyframes fd{from{opacity:0}to{opacity:1}}
.mdl{background:var(--surface);border:1px solid var(--line2);border-radius:20px;padding:22px;
  width:100%;max-width:400px;box-shadow:var(--sh);max-height:88dvh;overflow-y:auto;animation:up .2s}
@keyframes up{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.mdl h2{margin:0 0 4px;font-size:17px}
.mdl .sd{margin:0 0 16px;font-size:12.5px;color:var(--muted);line-height:1.8}
.mrow{display:flex;gap:8px;margin-top:16px}
.link{display:flex;gap:7px;align-items:center;background:var(--bg2);border:1px solid var(--line);
  border-radius:10px;padding:9px 11px;font-size:12px;word-break:break-all;direction:ltr;text-align:left;
  color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace;flex:1}
.sw{position:relative;width:44px;height:25px;flex:0 0 44px}
.sw input{opacity:0;width:0;height:0;position:absolute}
.sw span{position:absolute;inset:0;background:var(--line2);border-radius:999px;transition:.2s;cursor:pointer}
.sw span:before{content:"";position:absolute;width:19px;height:19px;border-radius:50%;background:#fff;
  top:3px;inset-inline-start:3px;transition:.2s}
.sw input:checked + span{background:var(--acc)}
.sw input:checked + span:before{transform:translateX(-19px)}
.opt{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;
  border-bottom:1px solid var(--line)}
.opt:last-of-type{border:0}
.opt .t{font-size:14px;font-weight:600}
.opt .h{font-size:12px;color:var(--muted);line-height:1.7}

/* ---------- تماس صوتی ---------- */
.callov{position:fixed;inset:0;z-index:200;background:radial-gradient(700px 500px at 50% 20%,#123a33,#060b14 70%);
  display:none;flex-direction:column;align-items:center;justify-content:center;padding:26px;text-align:center}
.callov.on{display:flex;animation:fd .2s}
.callov .cav{width:104px;height:104px;border-radius:50%;background:linear-gradient(135deg,var(--acc),#0891b2);
  display:flex;align-items:center;justify-content:center;font-size:38px;font-weight:700;color:#04121a;margin-bottom:20px}
.callov.ring .cav{animation:pul 1.5s infinite}
@keyframes pul{0%{box-shadow:0 0 0 0 rgba(16,185,129,.45)}70%{box-shadow:0 0 0 26px rgba(16,185,129,0)}100%{box-shadow:0 0 0 0 rgba(16,185,129,0)}}
.callov h2{margin:0 0 6px;font-size:22px}
.callov .st{font-size:14px;color:var(--muted);margin-bottom:38px;min-height:22px}
.cbtns{display:flex;gap:16px;align-items:center;justify-content:center}
.cbtn{width:62px;height:62px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.11);color:#fff;transition:.15s;border:1px solid rgba(255,255,255,.09)}
.cbtn:active{transform:scale(.93)}
.cbtn svg{width:26px;height:26px}
.cbtn.end{background:var(--danger);border-color:transparent;box-shadow:0 6px 20px rgba(239,68,68,.4)}
.cbtn.acc{background:var(--acc);border-color:transparent;color:#04121a;box-shadow:0 6px 20px rgba(16,185,129,.4)}
.cbtn.mut.on{background:var(--warn);color:#1a1206;border-color:transparent}
.cbtn .lb{position:absolute;bottom:-21px;font-size:11px;color:var(--muted)}
.cw{position:relative;display:flex;flex-direction:column;align-items:center}
.cw .lb{margin-top:7px;font-size:11.5px;color:var(--muted)}
.incall-bar{display:flex;align-items:center;gap:8px;background:rgba(16,185,129,.14);
  border:1px solid rgba(16,185,129,.32);color:#6ee7b7;padding:6px 12px;border-radius:999px;font-size:12.5px}
.incall-bar .lv{width:8px;height:8px;border-radius:50%;background:var(--acc);animation:bl 1.3s infinite}

/* ---------- اعلان (toast) ---------- */
.toasts{position:fixed;top:calc(12px + var(--safe-t));inset-inline:12px;z-index:300;display:flex;
  flex-direction:column;gap:8px;pointer-events:none;align-items:center}
.toast{background:var(--surface2);border:1px solid var(--line2);border-radius:12px;padding:10px 15px;
  font-size:13.5px;box-shadow:var(--sh);animation:dn .22s;max-width:420px;pointer-events:auto;text-align:center}
.toast.err{border-color:rgba(239,68,68,.4);color:#fca5a5}
.toast.ok{border-color:rgba(16,185,129,.4);color:#6ee7b7}
@keyframes dn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;direction:ltr}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}