#kzc{--o:#FE8423;--od:#E9710F;--d:#1B1D21;--t:#5F5F5F;position:fixed;right:20px;bottom:80px;z-index:99990;font:14px/1.55 "Open Sans",Arial,sans-serif;color:var(--d)}
#kzc *{box-sizing:border-box}
#kzc [hidden]{display:none!important}
#kzc button{font-family:inherit;cursor:pointer}
#kzc-btn{position:relative;width:62px;height:62px;border-radius:50%;border:0;background:var(--o);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(254,132,35,.45);transition:transform .2s,background .2s}
#kzc-btn:hover{background:var(--od);transform:scale(1.06)}
#kzc-btn .kzc-i-close{display:none}
#kzc.open #kzc-btn .kzc-i-open{display:none}
#kzc.open #kzc-btn .kzc-i-close{display:block}
#kzc:not(.open) #kzc-btn:before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--o);animation:kzcp 2.4s infinite}
@keyframes kzcp{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.5);opacity:0}}
#kzc-badge{position:absolute;top:-4px;right:-4px;min-width:22px;height:22px;padding:0 6px;border-radius:11px;background:#e53935;color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid #fff}
#kzc-panel{position:absolute;right:0;bottom:78px;width:384px;max-width:calc(100vw - 32px);height:600px;max-height:calc(100vh - 190px);background:#fff;border-radius:18px;box-shadow:8px 8px 40px rgba(0,0,0,.25);display:flex;flex-direction:column;overflow:hidden;animation:kzcin .22s ease-out}
@keyframes kzcin{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
#kzc-panel header{display:flex;align-items:center;gap:12px;padding:16px 18px;background:var(--d);color:#fff;border-bottom:3px solid var(--o)}
.kzc-av{width:42px;height:42px;border-radius:50%;background:var(--o);color:#fff;font:700 20px/42px Inter,Arial,sans-serif;text-align:center;flex:none}
.kzc-ti{flex:1;min-width:0}
.kzc-ti b{display:block;font:600 16px/1.2 Inter,Arial,sans-serif}
#kzc-status{display:flex;align-items:center;gap:6px;font-size:12px;color:#c9cbd1;margin-top:3px}
#kzc-status i{width:8px;height:8px;border-radius:50%;background:#3ddc84;display:inline-block}
#kzc-status em{font-style:normal}
#kzc.waiting #kzc-status i{background:var(--o);animation:kzcb 1s infinite alternate}
@keyframes kzcb{to{opacity:.3}}
#kzc-close{background:none;border:0;color:#c9cbd1;font-size:28px;line-height:1;padding:0 4px}
#kzc-close:hover{color:#fff}
#kzc-log{flex:1;overflow-y:auto;padding:16px;background:#f5f6f8;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth}
.kzc-m{max-width:86%;padding:10px 14px;border-radius:16px;word-wrap:break-word;overflow-wrap:anywhere;animation:kzcin .18s ease-out}
.kzc-m.a,.kzc-m.o{align-self:flex-start;background:#fff;border:1px solid #e6e7ec;border-bottom-left-radius:4px;color:var(--d)}
.kzc-m.o{border-color:var(--o);background:#fff7ef}
.kzc-m.u{align-self:flex-end;background:var(--o);color:#fff;border-bottom-right-radius:4px}
.kzc-m.s{align-self:center;background:transparent;color:var(--t);font-size:12.5px;text-align:center;max-width:94%;padding:2px 8px}
.kzc-m small{display:block;font-size:11px;font-weight:700;color:var(--od);margin-bottom:2px}
.kzc-m a{color:inherit;text-decoration:underline}
.kzc-m code{background:rgba(0,0,0,.08);padding:1px 5px;border-radius:4px;font-size:12.5px}
.kzc-m pre{background:var(--d);color:#f1f1f1;padding:10px 12px;border-radius:8px;overflow-x:auto;font-size:12.5px;line-height:1.5;margin:6px 0;white-space:pre}
.kzc-typing{align-self:flex-start;background:#fff;border:1px solid #e6e7ec;border-radius:16px;border-bottom-left-radius:4px;padding:12px 16px;display:flex;gap:5px}
.kzc-typing i{width:7px;height:7px;border-radius:50%;background:#b3b6bf;animation:kzct 1.2s infinite}
.kzc-typing i:nth-child(2){animation-delay:.18s}.kzc-typing i:nth-child(3){animation-delay:.36s}
@keyframes kzct{0%,60%,100%{transform:none;opacity:.5}30%{transform:translateY(-5px);opacity:1}}
#kzc-chips{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 12px;background:#f5f6f8}
#kzc-chips button{background:#fff;border:1px solid var(--o);color:var(--od);border-radius:18px;padding:6px 13px;font-size:13px;transition:.15s}
#kzc-chips button:hover{background:var(--o);color:#fff}
#kzc-actions{display:flex;gap:8px;padding:8px 16px;background:#fff;border-top:1px solid #ececf0}
#kzc-actions button,#kzc-actions a{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #d9dbe1;color:var(--d);border-radius:8px;padding:6px 12px;font-size:12.5px;text-decoration:none;transition:.15s}
#kzc-actions button:hover,#kzc-actions a:hover{border-color:var(--o);color:var(--od)}
#kzc-handoff.pulse{border-color:var(--o);color:var(--od);animation:kzcp2 1.4s infinite}
@keyframes kzcp2{50%{box-shadow:0 0 0 5px rgba(254,132,35,.2)}}
#kzc-hform{padding:14px 16px;background:#fff;border-top:1px solid #ececf0}
#kzc-hform p{margin:0 0 10px;color:var(--t);font-size:13px}
#kzc-hform input{width:100%;margin:0 0 8px;padding:10px 12px;border:1px solid #d9dbe1;border-radius:8px;font:inherit;background:#fff;color:var(--d)}
#kzc-hform input:focus,#kzc-in:focus{outline:0;border-color:var(--o);box-shadow:0 0 0 3px rgba(254,132,35,.18)}
.kzc-hbtn{display:flex;gap:8px}
.kzc-pri{background:var(--o);color:#fff;border:0;border-radius:8px;padding:9px 16px;font-weight:600}
.kzc-pri:hover{background:var(--od)}
.kzc-sec{background:#fff;color:var(--t);border:1px solid #d9dbe1;border-radius:8px;padding:9px 16px}
#kzc-form{display:flex;align-items:flex-end;gap:8px;padding:10px 12px;background:#fff;border-top:1px solid #ececf0}
#kzc-in{flex:1;resize:none;max-height:110px;padding:10px 14px;border:1px solid #d9dbe1;border-radius:20px;font:inherit;line-height:1.4;background:#fff;color:var(--d)}
#kzc-send{width:42px;height:42px;border-radius:50%;border:0;background:var(--o);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;transition:.15s}
#kzc-send:hover{background:var(--od)}
#kzc-send:disabled{background:#d0d2d9;cursor:not-allowed}
#kzc-panel footer{padding:6px 14px 9px;text-align:center;font-size:11px;color:#9a9ca5;background:#fff}
@media(max-width:520px){
#kzc{right:20px;bottom:80px}
#kzc.open #kzc-btn{display:none}
#kzc-panel{position:fixed;inset:0;width:100%;max-width:none;height:100dvh;max-height:none;border-radius:0}
#kzc-in{font-size:16px}
}
@media(prefers-reduced-motion:reduce){#kzc *{animation:none!important}}