:root{--green:#087f5b;--dark:#17221e;--muted:#6c7772;--line:#e2e9e5;--bg:#f3f7f5}
@font-face{font-family:IRANSansWeb;src:url('/fonts/IRANSansWeb.woff2') format('woff2');font-display:swap}
*{box-sizing:border-box}html,body,button,textarea{font-family:IRANSansWeb,Tahoma,Arial,sans-serif}body{margin:0;background:var(--bg);color:var(--dark)}
.support-shell{width:min(1160px,calc(100% - 28px));height:calc(100vh - 104px);min-height:600px;margin:20px auto;display:grid;grid-template-columns:320px 1fr;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 10px 35px #173d2910}
.tickets{border-left:1px solid var(--line);overflow:auto}.tickets-head{padding:20px;border-bottom:1px solid var(--line)}.tickets-head h1{font-size:21px;margin:0}.tickets-head p{font-size:11px;color:var(--muted);margin:5px 0 15px}.tickets-head button{width:100%;border:0;background:var(--green);color:#fff;border-radius:11px;padding:11px;font:inherit;cursor:pointer}
.ticket-list{padding:9px}.ticket{display:block;width:100%;text-align:right;border:0;background:#fff;border-radius:12px;padding:12px;cursor:pointer}.ticket:hover,.ticket.active{background:#edf8f2}.ticket b,.ticket small,.ticket span{display:block}.ticket b{font-size:12px}.ticket span{color:var(--muted);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:5px 0}.ticket small{color:#8a9690;font-size:9px}.empty-tickets{text-align:center;color:var(--muted);font-size:11px;padding:30px 12px}
.chat{min-width:0;min-height:0;display:flex;flex-direction:column}.chat-head{flex:0 0 auto;padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.chat-head h2{font-size:15px;margin:0}.chat-head p{font-size:10px;color:var(--muted);margin:5px 0 0}.online{display:inline-block;width:7px;height:7px;background:#18a563;border-radius:50%;margin-left:5px}.chat-head button{border:1px solid #e2b9a5;background:#fff8f4;color:#a94718;border-radius:9px;padding:8px 11px;font:inherit;font-size:10px;cursor:pointer}
.messages{flex:1;overflow:auto;padding:22px;display:flex;flex-direction:column;gap:11px}.intro{text-align:center;margin:auto;color:var(--muted)}.intro>span{display:grid;place-items:center;width:54px;height:54px;margin:auto;border-radius:18px;background:var(--green);color:#fff;font-size:25px;font-weight:800}.intro h3{color:var(--dark);margin:12px 0 6px}.intro p{font-size:11px}.message{max-width:min(76%,620px);border-radius:15px;padding:11px 14px;line-height:1.9;font-size:12px;white-space:pre-wrap}.message.user{align-self:flex-start;background:var(--green);color:#fff;border-bottom-right-radius:4px}.message.ai,.message.staff{align-self:flex-end;background:#edf2ef;border-bottom-left-radius:4px}.message.staff{background:#e8f1ff}.message.system{align-self:center;background:#fff4d7;color:#7b5b00;font-size:10px}.message small{display:block;opacity:.65;font-size:8px;margin-top:4px}
.typing{align-self:flex-end;color:var(--muted);font-size:11px;padding:8px 12px}.quick{flex:0 0 auto;display:flex;gap:7px;padding:0 18px 10px;overflow:auto}.quick button{border:1px solid #cde0d5;background:#f5fbf8;color:var(--green);border-radius:18px;padding:7px 11px;font:inherit;font-size:9px;white-space:nowrap;cursor:pointer}.composer{flex:0 0 auto;display:flex;align-items:flex-end;gap:9px;padding:13px 18px;border-top:1px solid var(--line);background:#fff}.composer textarea{flex:1;min-width:0;resize:none;max-height:120px;border:1px solid #ced9d3;border-radius:13px;padding:11px;outline:0;font-size:12px}.composer textarea:focus{border-color:var(--green)}.composer button{flex:0 0 auto;border:0;background:var(--green);color:#fff;border-radius:11px;padding:11px 19px;font:inherit;cursor:pointer}.composer button:disabled{opacity:.55}.notice{flex:0 0 auto;padding:0 20px 12px;color:#8a9690;font-size:8px;text-align:center}.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%,25px);background:#173d2c;color:#fff;padding:10px 16px;border-radius:10px;opacity:0;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:720px){
  html{height:100%;overflow:hidden}
  body{
    width:100%;
    height:var(--support-viewport-height,100dvh);
    min-height:0;
    padding-bottom:0!important;
    overflow:hidden;
    display:flex;
    flex-direction:column;
    overscroll-behavior:none;
  }
  .site-header{position:relative;z-index:20;flex:0 0 auto}
  .support-shell{
    width:100%;
    height:auto;
    min-height:0;
    flex:1 1 auto;
    margin:0;
    border:0;
    border-radius:0;
    display:block;
    overflow:hidden;
  }
  .tickets{display:none}
  .chat{height:100%;min-height:0;overflow:hidden}
  .chat-head{padding:12px 13px}
  .chat-head h2{font-size:13px}
  .chat-head p{font-size:8px}
  .messages{
    min-height:0;
    padding:14px 13px;
    overscroll-behavior:contain;
    -webkit-overflow-scrolling:touch;
  }
  .message{max-width:88%;font-size:11px}
  .quick{padding:7px 12px 8px;background:#fff}
  .composer{padding:9px 12px calc(9px + env(safe-area-inset-bottom))}
  .composer textarea{font-size:16px}
  .notice{display:none}
  .toast{bottom:78px;max-width:calc(100% - 24px);text-align:center}
}