#pti-chat-btn{position:fixed;right:20px;bottom:20px;z-index:2147483000;background:#1F3864;color:#fff;border:0;border-radius:28px;padding:12px 18px 12px 14px;font:600 14px/1 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;box-shadow:0 6px 20px rgba(0,0,0,.25);cursor:pointer;display:flex;align-items:center;gap:8px;text-transform:none;letter-spacing:0;margin:0}
#pti-chat-btn:hover{background:#163059}
#pti-chat-btn svg{width:20px;height:20px;fill:#fff}
#pti-chat-box{position:fixed;right:20px;bottom:84px;z-index:2147483001;width:380px;height:600px;max-height:calc(100vh - 110px);border-radius:14px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.3);background:#fff;display:none;flex-direction:column;font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:#1f2937;text-align:left}
#pti-chat-box.pc-open{display:flex}
#pti-chat-box *{box-sizing:border-box}
#pti-chat-box .pc-head{background:#1F3864;color:#fff;padding:12px 14px;display:flex;align-items:center;gap:10px}
#pti-chat-box .pc-head b{font-size:15px;color:#fff} #pti-chat-box .pc-head small{display:block;opacity:.8;font-size:12px}
#pti-chat-box .pc-close{margin-left:auto;background:transparent;border:0;color:#fff;font-size:24px;cursor:pointer;line-height:1;padding:0 4px;box-shadow:none}
#pti-chat-box .pc-note{font-size:11.5px;color:#6b7280;background:#f6f8fb;padding:6px 12px;border-bottom:1px solid #e5e9f0}
#pti-chat-box .pc-log{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px;background:#fbfcfe}
#pti-chat-box .pc-m{max-width:86%;padding:8px 11px;border-radius:12px;white-space:pre-wrap;word-wrap:break-word;margin:0}
#pti-chat-box .pc-bot{background:#fff;border:1px solid #e3e8f0;align-self:flex-start;border-bottom-left-radius:4px}
#pti-chat-box .pc-user{background:#1F3864;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
#pti-chat-box .pc-bot a{color:#1d4ed8;text-decoration:underline}
#pti-chat-box .pc-typing{color:#6b7280;font-style:italic}
#pti-chat-box .pc-send{display:flex;gap:8px;padding:10px;border-top:1px solid #e5e9f0;margin:0}
#pti-chat-box .pc-send textarea{flex:1;resize:none;height:42px;min-height:42px;max-height:110px;padding:9px 10px;border:1px solid #cfd6e2;border-radius:8px;font:inherit;margin:0;background:#fff;color:#1f2937}
#pti-chat-box .pc-go{background:#E8731A;color:#fff;border:0;border-radius:8px;padding:0 14px;font-weight:600;cursor:pointer;font-size:14px;text-transform:none}
#pti-chat-box .pc-go:disabled{opacity:.6}
#pti-chat-box .pc-links{font-size:12px;padding:0 12px 8px;color:#6b7280} #pti-chat-box .pc-links a{color:#1d4ed8}
#pti-chat-box .pc-ask{display:none;border-top:1px solid #e5e9f0;padding:10px 12px;background:#fff8f1}
#pti-chat-box .pc-ask h4{margin:0 0 6px;font-size:14px;color:#1F3864;text-transform:none;letter-spacing:0}
#pti-chat-box .pc-ask input,#pti-chat-box .pc-ask textarea{width:100%;margin:3px 0;padding:7px 9px;border:1px solid #cfd6e2;border-radius:6px;font:inherit;background:#fff;color:#1f2937;height:auto}
#pti-chat-box .pc-row{display:flex;gap:6px} #pti-chat-box .pc-row input{flex:1;min-width:0}
#pti-chat-box .pc-hp{position:absolute!important;left:-9999px!important;width:1px!important}
#pti-chat-box .pc-err{color:#b91c1c;font-size:12.5px;min-height:1em}
#pti-chat-box .pc-btns{display:flex;gap:8px;align-items:center} #pti-chat-box .pc-btns .pc-go{padding:8px 14px} #pti-chat-box .pc-btns a{font-size:12.5px;color:#6b7280}
@media (max-width:520px){#pti-chat-box{right:0;bottom:0;width:100%;height:100%;max-height:100%;border-radius:0}#pti-chat-btn.pc-open{display:none}}
@media print{#pti-chat-btn,#pti-chat-box{display:none!important}}