:root{--upc-blue:#0b63ce;--upc-blue-dark:#084a9b;--upc-navy:#102a43;--upc-white:#fff;--upc-bg:#f5f8fc;--upc-border:#d9e2ec;--upc-text:#243b53}
.upc-ai-chat{position:fixed;right:22px;bottom:22px;z-index:999999;font-family:inherit}
.upc-ai-launcher{display:flex;align-items:center;gap:9px;border:0;border-radius:999px;padding:13px 18px;background:var(--upc-blue);color:var(--upc-white);font-weight:700;box-shadow:0 10px 30px rgba(16,42,67,.28);cursor:pointer}
.upc-ai-launcher:hover,.upc-ai-launcher:focus-visible{background:var(--upc-blue-dark)}
.upc-ai-launcher-icon{font-size:1.2rem}
.upc-ai-panel{width:min(390px,calc(100vw - 28px));height:min(620px,calc(100vh - 110px));position:absolute;right:0;bottom:64px;display:flex;flex-direction:column;background:var(--upc-white);border:1px solid var(--upc-border);border-radius:18px;overflow:hidden;box-shadow:0 18px 60px rgba(16,42,67,.30)}
.upc-ai-panel[hidden]{display:none!important}
.upc-ai-header{display:flex;align-items:center;justify-content:space-between;padding:15px 16px;background:var(--upc-navy);color:var(--upc-white)}
.upc-ai-header strong,.upc-ai-header small{display:block}.upc-ai-header small{margin-top:3px;opacity:.82;font-size:.76rem}
.upc-ai-close{border:0;background:transparent;color:var(--upc-white);font-size:28px;line-height:1;cursor:pointer}
.upc-ai-messages{flex:1;overflow-y:auto;padding:15px;background:var(--upc-bg)}
.upc-ai-msg{max-width:84%;margin:0 0 11px;padding:10px 12px;border-radius:14px;line-height:1.45;font-size:.94rem;white-space:pre-wrap;overflow-wrap:anywhere}
.upc-ai-msg.bot{background:var(--upc-white);color:var(--upc-text);border:1px solid var(--upc-border);border-bottom-left-radius:5px}
.upc-ai-msg.user{margin-left:auto;background:var(--upc-blue);color:var(--upc-white);border-bottom-right-radius:5px}
.upc-ai-msg.error{background:#fff3f3;border:1px solid #f1b8b8;color:#8a1c1c}.upc-ai-typing{opacity:.7;font-style:italic}
.upc-ai-quick{display:flex;gap:6px;overflow-x:auto;padding:9px 10px 4px;background:var(--upc-white);border-top:1px solid var(--upc-border)}
.upc-ai-quick button{flex:0 0 auto;border:1px solid var(--upc-border);background:var(--upc-white);color:var(--upc-blue-dark);border-radius:999px;padding:7px 10px;font-size:.78rem;cursor:pointer}
.upc-ai-form{display:flex;gap:8px;padding:10px;background:var(--upc-white)}
.upc-ai-form textarea{flex:1;resize:none;min-height:44px;max-height:110px;border:1px solid var(--upc-border);border-radius:10px;padding:10px;font:inherit}
.upc-ai-form button{align-self:stretch;border:0;border-radius:10px;padding:0 15px;background:var(--upc-blue);color:var(--upc-white);font-weight:700;cursor:pointer}
.upc-ai-form button:disabled,.upc-ai-form textarea:disabled{opacity:.55;cursor:not-allowed}
.upc-ai-disclaimer{padding:0 11px 10px;color:#627d98;font-size:.66rem;line-height:1.35;background:var(--upc-white)}
.upc-ai-es{display:none}html[lang^="es"] .upc-ai-en,body.lang-es .upc-ai-en{display:none}html[lang^="es"] .upc-ai-es,body.lang-es .upc-ai-es{display:inline}
@media(max-width:600px){.upc-ai-chat{right:14px;bottom:14px}.upc-ai-panel{position:fixed;left:8px;right:8px;bottom:76px;width:auto;height:min(70vh,620px)}.upc-ai-launcher-label{display:none}.upc-ai-launcher{width:54px;height:54px;justify-content:center;padding:0}}