.kb-chat{position:fixed;right:22px;bottom:22px;z-index:90;font-family:var(--sans)}.kb-chat-fab{width:58px;height:58px;border-radius:50%;border:none;background:var(--grad);color:#fff;box-shadow:var(--shadow-lg);display:grid;place-items:center;transition:transform .2s}.kb-chat-fab:hover{transform:translateY(-2px) scale(1.04)}.kb-chat-fab svg{width:26px;height:26px}.kb-chat-fab .ic-close,.kb-chat.open .kb-chat-fab .ic-open{display:none}.kb-chat.open .kb-chat-fab .ic-close{display:block}.kb-chat-teaser{position:absolute;right:74px;bottom:5px;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px 40px 14px 15px;box-shadow:0 14px 36px -10px #0a2a3642,0 0 0 1px #0a2a3608;width:min(280px,78vw);cursor:pointer;animation:kb-teaser-in .35s cubic-bezier(.2,.9,.25,1.1)}.kb-chat-teaser[hidden]{display:none}@keyframes kb-teaser-in{0%{opacity:0;transform:translate(12px) scale(.95)}to{opacity:1;transform:none}}.kb-teaser-ava{width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;font:800 16px var(--heading);display:grid;place-items:center;flex:none;box-shadow:0 4px 12px -3px #0e8c8e80}.kb-teaser-txt{flex:1;min-width:0;font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.42}.kb-teaser-x{position:absolute;top:9px;right:11px;width:22px;height:22px;border:none;background:transparent;color:var(--ink-3);font-size:18px;line-height:1;cursor:pointer;border-radius:50%;display:grid;place-items:center}.kb-teaser-x:hover{background:var(--bg-soft);color:var(--ink)}.kb-chat-teaser:after{content:"";position:absolute;right:-6px;bottom:24px;width:12px;height:12px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(-45deg)}@media(max-width:520px){.kb-chat-teaser{right:68px;max-width:66vw}}.kb-chat-panel{position:absolute;right:0;bottom:72px;width:min(380px,calc(100vw - 32px));height:min(560px,calc(100vh - 120px));background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden}.kb-chat-panel[hidden]{display:none}.kb-chat-head{display:flex;align-items:center;gap:11px;padding:14px 16px;background:var(--grad-dark);color:#fff}.kb-chat-ava{width:36px;height:36px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font:700 16px var(--wordmark);flex:none}.kb-chat-id{display:flex;flex-direction:column;line-height:1.25;flex:1}.kb-chat-id b{font-size:15px}.kb-chat-id span{font-size:11.5px;color:var(--on-dark-2)}.kb-chat-x{background:none;border:none;color:#fff;opacity:.8;padding:4px}.kb-chat-x svg{width:18px;height:18px}.kb-chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--bg-soft)}.kb-msg{max-width:84%;padding:10px 13px;border-radius:14px;font-size:14.5px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}.kb-msg.bot{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px;color:var(--ink)}.kb-msg.user{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:4px}.kb-msg.typing{color:var(--ink-3);display:flex;align-items:center;gap:9px;min-height:38px}.kb-dots{display:inline-flex;gap:4px;flex:none}.kb-dots i{width:7px;height:7px;border-radius:50%;background:var(--kb-teal);animation:kb-dot 1.2s ease-in-out infinite}.kb-dots i:nth-child(2){animation-delay:.15s}.kb-dots i:nth-child(3){animation-delay:.3s}@keyframes kb-dot{0%,60%,to{transform:none;opacity:.35}30%{transform:translateY(-4px);opacity:1}}.kb-think{font-size:13px}.kb-think:empty{display:none}@media(prefers-reduced-motion:reduce){.kb-dots i{animation:none;opacity:.7}}.kb-chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff}.kb-chat-input input{flex:1;height:42px;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;font-size:14.5px;outline:none}.kb-chat-input input:focus{border-color:var(--kb-teal);box-shadow:var(--ring)}.kb-chat-input input:disabled{background:var(--bg-soft);color:var(--ink-3);cursor:not-allowed}.kb-chat-input button{width:42px;height:42px;flex:none;border:none;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;transition:opacity .2s}.kb-chat-input button:disabled{opacity:.45;cursor:default}.kb-chat-input button svg{width:18px;height:18px}.kb-chat-foot{text-align:center;font-size:11px;color:var(--ink-3);padding:0 0 10px;background:#fff}@media(max-width:520px){.kb-chat{right:14px;bottom:14px}}@media(prefers-reduced-motion:reduce){.kb-chat-fab{transition:none}}