.chao-assistant{--chao-ink:#292524;--chao-muted:#6c6561;--chao-rose:#9b4f4a;z-index:110;width:420px;max-width:calc(100vw - 48px);height:min(690px,100dvh - 120px);max-height:none;color:var(--chao-ink);text-align:left;overscroll-behavior:contain;background:#fff;border:1px solid #e7e3e0;border-radius:28px;flex-direction:column;margin:0;padding:0;font-family:inherit;display:flex;position:fixed;inset:auto 24px 96px auto;overflow:hidden;box-shadow:0 24px 80px -24px #29252445}.chao-assistant button,.chao-assistant a{-webkit-tap-highlight-color:#ffb7b233;touch-action:manipulation}.chao-assistant :is(button,a,summary,textarea):focus-visible{outline:2px solid var(--chao-rose);outline-offset:3px}.chao-assistant-header{background:#fff;border-bottom:1px solid #f0ece9;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px 16px;display:flex}.chao-assistant-identity{align-items:center;gap:12px;min-width:0;display:flex}.chao-assistant-mark{width:44px;height:44px;color:var(--chao-rose);flex-shrink:0;place-items:center;display:grid}.chao-assistant-title{align-items:center;gap:8px;display:flex}.chao-assistant-title h2{letter-spacing:-.02em;margin:0;font-size:19px;font-weight:650;line-height:1.4}.chao-assistant-ai-label{color:var(--chao-rose);letter-spacing:.05em;background:#fff3f0;border:1px solid #eedbd8;border-radius:6px;padding:2px 6px;font-size:10px;font-weight:700}.chao-assistant-identity p{color:var(--chao-muted);margin:2px 0 0;font-size:12px;line-height:1.5}.chao-assistant-close{color:#57534e;background:#f6f5f3;border-radius:50%;flex-shrink:0;place-items:center;width:44px;height:44px;display:grid}.chao-assistant-close:hover{background:#eeebe8}.chao-assistant-tools{border-bottom:1px solid #f0ece9;flex-shrink:0;gap:10px;padding:10px 20px;display:flex}.chao-assistant-tools :is(a,button){color:#57534e;border:1px solid #e8e3df;border-radius:12px;flex:1;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:7px 9px;font-size:12px;font-weight:600;text-decoration:none;display:inline-flex}.chao-assistant-tools :is(a,button):hover{background:#fff5f2;border-color:#dfb9b5}.chao-assistant button:disabled{cursor:not-allowed;opacity:.45}.chao-assistant-scroll{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#ded7d3 transparent;flex:1;min-height:0;padding:20px;scroll-padding:16px;overflow:hidden auto}.chao-assistant-welcome{padding:4px 0 0}.chao-assistant-welcome-icon{float:left;width:44px;height:44px;color:var(--chao-rose);background:#fff0ed;border-radius:14px;place-items:center;margin:2px 12px 6px 0;display:grid}.chao-assistant-welcome h3{color:var(--chao-ink);letter-spacing:-.025em;text-wrap:balance;margin:0;font-size:23px;font-weight:650;line-height:1.5}.chao-assistant-welcome>p{color:var(--chao-muted);margin:5px 0 0;font-size:14px;line-height:1.7}.chao-assistant-shortcuts{clear:both;gap:9px;margin-top:20px;display:grid}.chao-assistant-shortcuts>a,.chao-assistant-shortcuts>button{text-align:left;background:#fff;border:1px solid #e9e4e0;border-radius:16px;align-items:center;gap:11px;width:100%;min-height:74px;padding:12px;text-decoration:none;transition:background .15s,border-color .15s;display:flex}.chao-assistant-shortcuts>a:hover,.chao-assistant-shortcuts>button:hover{background:#fff8f6;border-color:#dcb0aa}.chao-assistant-shortcut-icon{width:36px;height:36px;color:var(--chao-rose);background:#f6f3f1;border-radius:11px;flex-shrink:0;place-items:center;display:grid}.chao-assistant-shortcuts :is(a,button)>span:nth-child(2){flex:1;min-width:0}.chao-assistant-shortcuts strong{color:var(--chao-ink);font-size:14px;font-weight:600;line-height:1.5;display:block}.chao-assistant-shortcuts small{color:var(--chao-muted);margin-top:3px;font-size:11px;line-height:1.6;display:block}.chao-assistant-shortcuts :is(a,button)>svg{color:#958b84;flex-shrink:0}.chao-assistant-welcome .chao-assistant-direct-note{margin-top:13px;font-size:11px;line-height:1.6}.chao-assistant-message{min-width:0;max-width:100%;margin-bottom:19px}.chao-assistant-speaker{color:var(--chao-muted);margin:0 0 5px;font-size:11px;font-weight:600}.chao-assistant-bubble{color:var(--chao-ink);padding:0}.chao-assistant-message-text{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:15px;line-height:1.8}.chao-assistant-message--user{max-width:88%;margin-left:auto}.chao-assistant-message--user .chao-assistant-speaker{text-align:right}.chao-assistant-message--user .chao-assistant-bubble{background:#fff0ed;border-radius:18px 18px 5px;padding:11px 15px}.chao-assistant-help-link{min-height:46px;color:var(--chao-rose);border:1px solid #e8e3df;border-radius:12px;justify-content:space-between;align-items:center;gap:10px;margin-top:8px;padding:10px 12px;font-size:13px;font-weight:600;text-decoration:none;display:flex}.chao-assistant-help-link svg{flex-shrink:0}.chao-assistant-help-link:hover{background:#fff6f3}.chao-assistant-product{color:inherit;border:1px solid #e8e3df;border-radius:15px;align-items:center;gap:12px;margin-top:10px;padding:10px;text-decoration:none;display:flex}.chao-assistant-product:hover{background:#faf8f6}.chao-assistant-product-photo{border-radius:10px;flex-shrink:0;width:76px;height:90px;overflow:hidden}.chao-assistant-product-info{flex-direction:column;flex:1;gap:3px;min-width:0;font-size:13px;display:flex}.chao-assistant-product-info strong{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;line-height:1.5;display:-webkit-box;overflow:hidden}.chao-assistant-product-info small{color:var(--chao-muted);overflow-wrap:anywhere;font-size:11px}.chao-assistant-product-action{color:var(--chao-rose);align-items:center;gap:4px;font-size:11px;font-weight:600;display:flex}.chao-assistant-retry{min-height:44px;color:var(--chao-rose);margin-top:6px;font-size:13px;text-decoration:underline}.chao-assistant-thinking{min-height:44px;color:var(--chao-muted);align-items:center;gap:9px;font-size:12px;display:flex}.chao-assistant-dots{gap:4px;display:inline-flex}.chao-assistant-dots i{background:#c17f78;border-radius:50%;width:5px;height:5px;animation:1.1s ease-in-out infinite chao-assistant-pulse}.chao-assistant-dots i:nth-child(2){animation-delay:.15s}.chao-assistant-dots i:nth-child(3){animation-delay:.3s}.chao-assistant-footer{background:#fff;border-top:1px solid #f0ece9;flex-shrink:0;padding:12px 16px}.chao-assistant-composer{background:#faf9f7;border:1px solid #ded7d2;border-radius:19px;align-items:flex-end;gap:8px;padding:7px 8px 7px 13px;display:flex}.chao-assistant-composer:focus-within{border-color:#ae746d;box-shadow:0 0 0 3px #fff0ed}.chao-assistant-composer textarea{resize:none;min-width:0;min-height:44px;max-height:112px;color:var(--chao-ink);font:inherit;background:0 0;border:0;outline:none;flex:1;padding:10px 0;font-size:16px;line-height:24px;display:block}.chao-assistant-composer textarea::placeholder{color:#807570;font-size:14px}.chao-assistant-composer button{background:var(--chao-ink);color:#fff;border-radius:50%;flex-shrink:0;place-items:center;width:44px;height:44px;display:grid}.chao-assistant-composer button:not(:disabled):hover{background:var(--chao-rose)}.chao-assistant-footer-links{color:var(--chao-muted);justify-content:space-between;gap:10px;margin:9px 3px 0;font-size:10px;line-height:1.6;display:flex}.chao-assistant-footer-links a{color:var(--chao-rose);text-underline-offset:3px;text-decoration:underline}.chao-assistant-privacy{color:var(--chao-muted);margin:0 3px;font-size:10px;line-height:1.7}.chao-assistant-privacy summary{cursor:pointer;text-underline-offset:3px;width:fit-content;min-height:24px;text-decoration:underline}.chao-assistant-privacy p{max-height:85px;padding-bottom:4px;overflow-y:auto}.chao-assistant-privacy a{text-decoration:underline}.chao-assistant-error{color:#a13f38;background:#fff0ed;flex-shrink:0;margin:0;padding:10px 20px;font-size:13px;line-height:1.7}.chao-assistant-human{flex:1;min-height:0;overflow:hidden}@keyframes chao-assistant-pulse{0%,80%,to{opacity:.35}40%{opacity:1}}@media (min-width:640px) and (max-width:1023px){.chao-assistant{bottom:100px}}@media (min-width:640px) and (max-height:820px){.chao-assistant{height:calc(100dvh - 180px)}.chao-assistant-header{padding:14px 16px}.chao-assistant-tools{padding:8px 16px}.chao-assistant-scroll{padding:16px}.chao-assistant-welcome h3{font-size:20px;line-height:1.4}.chao-assistant-welcome>p{font-size:13px;line-height:1.6}.chao-assistant-shortcuts{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px}.chao-assistant-shortcuts>button{grid-column:1/-1;min-height:64px}.chao-assistant-shortcuts>a{grid-template-columns:30px minmax(0,1fr);gap:8px;min-height:76px;padding:9px;display:grid}.chao-assistant-shortcuts>a small,.chao-assistant-shortcuts>a>svg,.chao-assistant-welcome .chao-assistant-direct-note{display:none}.chao-assistant-shortcuts>a strong{font-size:13px;line-height:1.6}.chao-assistant-shortcuts>a .chao-assistant-shortcut-icon{width:30px;height:32px}.chao-assistant-footer{padding:10px 16px}}@media (max-width:639px){.chao-assistant{top:var(--chao-assistant-top,0px);width:100%;max-width:none;height:var(--chao-assistant-height,100dvh);box-shadow:none;border:0;border-radius:0;bottom:auto;left:0;right:0}.chao-assistant-header{padding-top:calc(12px + env(safe-area-inset-top));padding-bottom:12px}.chao-assistant-scroll{padding:22px 20px}.chao-assistant-footer{padding-bottom:calc(10px + env(safe-area-inset-bottom))}.chao-assistant-launcher[aria-expanded=true]{visibility:hidden}}@media (prefers-reduced-motion:reduce){.chao-assistant-dots i{animation:none}.chao-assistant-shortcuts>a,.chao-assistant-shortcuts>button{transition:none}}