#vendax-help{position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:900;font-family:Arial,sans-serif;color:#26313b;font-size:14px;line-height:1.5}
#vendax-help [hidden]{display:none!important}
#vendax-help button,#vendax-help input{font:inherit}
#vendax-help button:focus-visible,#vendax-help a:focus-visible,#vendax-help input:focus-visible,#vendax-help .vh-log:focus-visible{outline:3px solid #568ec3;outline-offset:3px}
#vendax-help .vh-launch{margin-left:auto;display:flex;align-items:center;gap:10px;border:1px solid #e99116;border-radius:999px;padding:14px 22px;background:linear-gradient(135deg,#ffd36a 0%,#ffae32 48%,#f28a16 100%);color:#26313b;box-shadow:0 6px 24px #ed941638;font-weight:600;min-height:52px}
#vendax-help .vh-launch:hover{background:linear-gradient(135deg,#ffc54d 0%,#ffa322 48%,#e97a0c 100%)}
#vh-panel{position:absolute;right:0;bottom:70px;width:380px;max-height:min(650px,calc(100dvh - 120px));display:flex;flex-direction:column;background:#fff;border:1px solid #dfe4e8;border-radius:18px;box-shadow:0 16px 64px #182d4530;overflow:hidden}
#vendax-help .vh-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #e6ebef;gap:12px;background:#f7f9fb}
#vendax-help #vh-title{font-size:17px}
#vendax-help .vh-subtitle{font-size:12px;color:#64737e;margin-top:3px}
#vendax-help .vh-close{padding:0;width:36px;height:36px;min-width:36px;font-size:26px;border:0;background:transparent;border-radius:50%}
#vendax-help .vh-note{padding:9px 20px;font-size:11px;color:#5c7184;background:#edf3f8}
#vendax-help .vh-log{padding:18px;overflow-y:auto;overscroll-behavior:contain;min-height:90px;flex:1 1 auto;display:flex;flex-direction:column;gap:12px}
#vendax-help .vh-message{max-width:94%;padding:12px 14px;border-radius:13px;background:#f0f4f7;white-space:pre-wrap;overflow-wrap:anywhere;flex-shrink:0}
#vendax-help .vh-user{align-self:flex-end;background:#26313b;color:#fff}
#vendax-help .vh-speaker{display:block;font-size:10px;font-weight:700;margin-bottom:4px;opacity:.7}
#vendax-help .vh-topics{display:flex;gap:6px;flex-wrap:wrap;padding:0 18px 10px}
#vendax-help .vh-topics button{padding:6px 10px;font-size:12px;border-radius:999px;border:1px solid #d9e2e9;background:#fff;color:#315f8b}
#vendax-help .vh-tools{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:0 20px 12px;font-size:12px}
#vendax-help .vh-clear{border:0;background:none;padding:3px 0;font-size:12px;color:#657582}
#vendax-help .vh-contact{text-decoration:underline;color:#315f8b}
#vendax-help .vh-form{padding:14px 18px;border-top:1px solid #e6ebef;margin:0}
#vendax-help .vh-label{display:block;font-size:12px;margin:0 0 5px;color:#526575}
#vendax-help .vh-compose{display:flex;gap:8px}
#vendax-help #vh-input{width:0;flex:1;min-width:0;margin:0;padding:10px;border:1px solid #cbd4db;border-radius:8px;background:#fff;color:#26313b}
#vendax-help .vh-send{padding:10px 12px;border-radius:8px;background:#26313b;color:white;border:0}
#vendax-help .vh-privacy{font-size:10px;color:#71808c;margin:9px 0 0}
@media(max-width:480px){#vendax-help{right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px))}#vh-panel{width:calc(100vw - 24px);max-height:calc(100dvh - 100px);bottom:66px}#vendax-help #vh-input{font-size:16px}#vendax-help .vh-launch{padding:12px 18px}}
@media(max-height:530px){#vendax-help .vh-topics,#vendax-help .vh-note,#vendax-help .vh-privacy{display:none}#vendax-help .vh-head{padding:8px 16px}#vendax-help .vh-form{padding:8px 16px}#vendax-help .vh-log{min-height:50px}}