#koai-launcher{position:fixed;bottom:20px;color:#fff;padding:12px 18px;border-radius:30px;font-family:inherit;font-size:15px;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.18);display:flex;gap:8px;align-items:center;z-index:99998}
#koai-launcher:hover{transform:translateY(-2px);transition:.2s}
#koai-box{position:fixed;bottom:80px;width:360px;max-width:calc(100vw - 24px);height:520px;max-height:calc(100vh - 120px);background:#fff;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.22);display:none;flex-direction:column;overflow:hidden;z-index:99999;font-family:inherit}
#koai-box.open{display:flex}
#koai-header{color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:600}
.koai-header-title{display:flex;align-items:center;gap:8px;min-width:0}
.koai-avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;background:#fff}
#koai-close{background:transparent;border:0;color:#fff;font-size:22px;cursor:pointer;line-height:1}
#koai-messages{flex:1;padding:12px;overflow-y:auto;background:#f6f8fa;display:flex;flex-direction:column;gap:8px}
.koai-msg{padding:9px 12px;border-radius:12px;max-width:85%;font-size:14px;line-height:1.5;white-space:pre-line;word-wrap:break-word;overflow-wrap:anywhere}
.koai-msg.bot{background:#fff;border:1px solid #e5e7eb;align-self:flex-start;border-bottom-left-radius:4px;color:#1f2937}
.koai-msg.user{color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.koai-typing{font-style:italic;color:#666;font-size:13px;padding:4px 12px}
#koai-quick{padding:8px 12px;display:flex;gap:8px;border-top:1px solid #eee;background:#fff;flex-wrap:wrap}
.koai-quick-btn{background:#f0f3f6;border:1px solid #d9dde2;padding:6px 12px;border-radius:18px;font-size:13px;cursor:pointer;text-decoration:none;color:#333;display:inline-flex;align-items:center;justify-content:center}
.koai-quick-btn.koai-wa{background:#25d366;color:#fff;border-color:#25d366}
#koai-form{display:flex;border-top:1px solid #eee;padding:8px;background:#fff;gap:6px}
#koai-input{flex:1;min-width:0;border:1px solid #d9dde2;border-radius:20px;padding:8px 14px;font-size:14px;outline:none}
#koai-input:focus{border-color:#1f7a4d}
#koai-input:disabled{background:#f3f4f6}
#koai-send{color:#fff;border:0;border-radius:20px;padding:8px 16px;cursor:pointer;font-size:14px;white-space:nowrap}
#koai-send:disabled{opacity:.7;cursor:not-allowed}
.koai-lead-form{display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:10px;width:100%;box-sizing:border-box}
.koai-lead-form input,.koai-lead-form textarea{border:1px solid #d9dde2;border-radius:8px;padding:7px 10px;font-size:13px;font-family:inherit;outline:none;width:100%;box-sizing:border-box}
.koai-lead-form button{color:#fff;border:0;border-radius:8px;padding:8px;cursor:pointer;font-size:14px}
@media (max-width:480px){
  #koai-box{width:calc(100vw - 16px);height:calc(100vh - 90px);bottom:70px;right:8px!important;left:8px!important}
  #koai-launcher .koai-launcher-text{display:none}
  #koai-launcher{padding:14px;border-radius:50%;font-size:20px}
  #koai-send{padding-left:12px;padding-right:12px}
}