.lc{position:fixed;right:22px;bottom:22px;z-index:180;font-family:"Montserrat",system-ui,sans-serif;--lc-vh:100dvh;--lc-top:0px}
.lc-scrim{position:fixed;inset:0;z-index:1;background:rgba(4,7,12,.52);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .36s ease}
.lc.is-open .lc-scrim{opacity:1;pointer-events:auto}
.lc-fab{position:relative;z-index:3;border:0;background:transparent;padding:0;cursor:pointer;display:flex;align-items:center;gap:10px;color:#fff}
.lc-fab-hint{display:none;max-width:160px;padding:10px 14px;border-radius:999px;background:#111827;color:#fff;font-size:13px;font-weight:600;letter-spacing:-.02em;line-height:1.2;box-shadow:0 10px 28px rgba(15,23,42,.28);white-space:nowrap}
.lc-fab-btn{position:relative;width:68px;height:68px;border-radius:50%;background:#111827;color:#fff;box-shadow:0 14px 34px rgba(15,23,42,.38);display:flex;align-items:center;justify-content:center;transition:transform .28s cubic-bezier(.22,1,.36,1),background .22s ease,opacity .22s ease}
.lc-fab-btn:after{content:"";position:absolute;inset:-8px;border-radius:50%;border:2px solid rgba(17,24,39,.22);animation:lcRing 2.4s ease-out infinite;pointer-events:none}
.lc-fab:hover .lc-fab-btn{transform:translateY(-3px) scale(1.04);background:#0b1220}
.lc-fab svg{display:block;width:30px;height:30px}
.lc-fab-x{display:none}
.lc.is-open .lc-fab{pointer-events:none}
.lc.is-open .lc-fab-hint,.lc.is-open .lc-fab-btn{opacity:0;transform:scale(.86)}
.lc-badge{position:absolute;top:-4px;right:-4px;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#111827;color:#fff;border:2px solid #fff;font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;font-style:normal;z-index:2}
.lc-badge[hidden]{display:none!important}
.lc-panel{position:absolute;right:0;bottom:86px;z-index:4;width:min(400px,calc(100vw - 28px));height:min(580px,calc(100vh - 130px));background:#12161c;border:1px solid rgba(255,255,255,.1);border-radius:22px;box-shadow:0 28px 70px rgba(0,0,0,.45);display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translate3d(0,18px,0) scale(.96);pointer-events:none;transition:opacity .28s ease,transform .42s cubic-bezier(.22,1,.36,1)}
.lc.is-open .lc-panel{opacity:1;transform:none;pointer-events:auto}
.lc-handle{display:none}
.lc-head{display:flex;align-items:center;gap:10px;padding:14px 14px 12px;background:linear-gradient(180deg,#1c2430,#151a22);border-bottom:1px solid rgba(255,255,255,.06);flex:none}
.lc-ava{width:38px;height:38px;border-radius:12px;flex:none;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);color:#e5e7eb}
.lc-ava svg{width:18px;height:18px;display:block}
.lc-head-txt{min-width:0;flex:1}
.lc-head b{display:block;color:#fff;font-size:15px;font-weight:600;letter-spacing:-.02em;line-height:1.2}
.lc-head small{display:block;margin-top:3px;color:#9aa3b2;font-size:12px;font-weight:500;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lc-live{display:inline-flex;align-items:center;gap:6px;color:#c5ccd6;font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;flex:none}
.lc-live:before{content:"";width:7px;height:7px;border-radius:50%;background:#86efac;box-shadow:0 0 0 0 rgba(134,239,172,.45);animation:lcPulse 1.8s infinite}
.lc-close{width:36px;height:36px;border:0;border-radius:11px;background:rgba(255,255,255,.06);color:#e5e7eb;display:flex;align-items:center;justify-content:center;cursor:pointer;flex:none}
.lc-close svg{width:16px;height:16px;display:block}
.lc-close:hover{background:rgba(255,255,255,.1)}
.lc-start,.lc-thread{flex:1;min-height:0;display:flex;flex-direction:column}
.lc-start{padding:16px;overflow:auto}
.lc-start p{margin:0 0 14px;color:#d1d5db;font-size:13px;font-weight:500;line-height:1.5}
.lc-field{display:block;margin:0 0 10px}
.lc-field span{display:block;margin-bottom:6px;color:#9aa3b2;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.lc-field input,.lc-field textarea,.lc-composer input{width:100%;border:1px solid #2a3340;background:#0d1117;color:#fff;border-radius:12px;padding:12px 13px;font:inherit;font-size:16px;font-weight:500;outline:0;-webkit-appearance:none;appearance:none}
.lc-field textarea{resize:none;min-height:88px;line-height:1.45}
.lc-field input:focus,.lc-field textarea:focus,.lc-composer input:focus{border-color:#9aa3b2;box-shadow:0 0 0 3px rgba(255,255,255,.08)}
.lc-go,.lc-composer button{border:0;border-radius:12px;background:#fff;color:#111;font-weight:600;cursor:pointer}
.lc-go{width:100%;height:46px;margin-top:6px;font-size:14px}
.lc-err{margin:0 0 10px;color:#fecaca;font-size:12px;font-weight:500}
.lc-queue{display:flex;align-items:center;gap:10px;margin:12px 12px 0;padding:10px 12px;border-radius:12px;background:#1e293b;color:#cbd5e1;font-size:12px;font-weight:500;line-height:1.4}
.lc-queue i{width:8px;height:8px;border-radius:50%;background:#cbd5e1;flex:none;animation:lcPulse 1.4s infinite}
.lc-msgs{flex:1;min-height:0;overflow:auto;padding:16px 14px 12px;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;gap:10px}
.lc-m{max-width:84%;padding:10px 12px;border-radius:16px;font-size:14px;font-weight:500;line-height:1.45;animation:lcIn .32s cubic-bezier(.22,1,.36,1)}
.lc-m b{display:block;font-size:10px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;margin-bottom:4px;opacity:.7}
.lc-m.user{align-self:flex-end;background:#2563eb;color:#fff;border-bottom-right-radius:6px}
.lc-m.admin{align-self:flex-start;background:#1f2937;color:#e5e7eb;border-bottom-left-radius:6px}
.lc-m.system{align-self:center;max-width:94%;background:transparent;color:#94a3b8;text-align:center;font-size:12px;padding:4px 8px}
.lc-composer{display:flex;align-items:center;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));border-top:1px solid rgba(255,255,255,.06);background:#0f141b;flex:none}
.lc-composer input{flex:1;min-width:0;height:46px;padding:0 14px;border-radius:14px}
.lc-composer button{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;flex:none;transition:transform .18s cubic-bezier(.22,1,.36,1)}
.lc-composer button:active{transform:scale(.94)}
.lc[hidden],.lc-panel[hidden],.lc-start[hidden],.lc-thread[hidden],.lc-queue[hidden],.lc-scrim[hidden]{display:none!important}
body.lc-lock{overflow:hidden;overscroll-behavior:none}
@keyframes lcPulse{0%{box-shadow:0 0 0 0 rgba(134,239,172,.45)}70%{box-shadow:0 0 0 8px rgba(134,239,172,0)}100%{box-shadow:0 0 0 0 rgba(134,239,172,0)}}
@keyframes lcRing{0%{transform:scale(.86);opacity:.55}80%{transform:scale(1.18);opacity:0}100%{transform:scale(1.18);opacity:0}}
@keyframes lcIn{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
@keyframes lcNudge{0%,72%,100%{transform:none}78%{transform:translateY(-5px)}84%{transform:none}90%{transform:translateY(-3px)}}
.lc-fab-btn{animation:lcNudge 6s ease-in-out infinite}
.lc.is-open .lc-fab-btn,.lc-fab:hover .lc-fab-btn{animation:none}
@media (min-width:721px){
  .lc-fab-hint{display:block}
  .lc-scrim{display:none}
}
@media (max-width:720px){
  .lc{right:14px;bottom:14px}
  .lc-fab-hint{display:none}
  .lc-fab-btn{width:62px;height:62px}
  .lc-fab svg{width:28px;height:28px}
  .lc-handle{display:block;width:36px;height:4px;margin:8px auto 0;border-radius:999px;background:rgba(255,255,255,.18);flex:none}
  .lc-panel{position:fixed;left:0;right:0;top:var(--lc-top,0px);bottom:auto;width:100%;height:var(--lc-vh,100dvh);max-height:var(--lc-vh,100dvh);border-radius:20px 20px 0 0;border:0;border-top:1px solid rgba(255,255,255,.1);opacity:1;transform:translate3d(0,110%,0);transition:transform .46s cubic-bezier(.22,1,.36,1)}
  .lc.is-open .lc-panel{transform:translate3d(0,0,0)}
  .lc-head{padding:10px 12px 12px}
  .lc-start{padding:14px 14px 18px}
}
@media (max-width:960px){
  body.dds-has-mbar .lc{bottom:122px}
  body.lc-lock.dds-has-mbar .lc{bottom:14px}
}