.lang[data-astro-cid-lemdd452]{display:inline-block;position:relative}.lang-trigger[data-astro-cid-lemdd452]{border:1px solid var(--color-border);background:var(--color-surface);height:36px;color:var(--color-ink);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:7px;padding:0 10px 0 8px;font-size:13px;font-weight:500;transition:background .15s,border-color .15s,box-shadow .15s;display:inline-flex}.lang-trigger[data-astro-cid-lemdd452]:hover{background:var(--color-bg-subtle);border-color:var(--color-border-strong)}.lang-trigger[data-astro-cid-lemdd452]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.lang-flag[data-astro-cid-lemdd452]{display:inline-flex}.lang-flag[data-astro-cid-lemdd452] .flag{border-radius:3px;width:20px;height:auto;display:block;box-shadow:0 0 0 1px #0000001a}.lang-caret[data-astro-cid-lemdd452]{color:var(--color-ink-tertiary);transition:transform .2s}.lang-menu[data-astro-cid-lemdd452]{background:var(--color-surface);border:1px solid var(--color-border);min-width:168px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform-origin:100% 0;z-index:200;border-radius:12px;margin:0;padding:6px;list-style:none;transition:opacity .16s,transform .16s,visibility .16s;position:absolute;top:calc(100% + 8px);right:0;transform:translateY(-6px)scale(.98)}.lang[data-astro-cid-lemdd452]:hover .lang-menu[data-astro-cid-lemdd452],.lang[data-astro-cid-lemdd452]:focus-within .lang-menu[data-astro-cid-lemdd452],.lang[data-astro-cid-lemdd452].open .lang-menu[data-astro-cid-lemdd452]{opacity:1;visibility:visible;transform:none}.lang[data-astro-cid-lemdd452]:hover .lang-caret[data-astro-cid-lemdd452],.lang[data-astro-cid-lemdd452]:focus-within .lang-caret[data-astro-cid-lemdd452],.lang[data-astro-cid-lemdd452].open .lang-caret[data-astro-cid-lemdd452]{transform:rotate(180deg)}.lang-item[data-astro-cid-lemdd452]{color:var(--color-ink);border-radius:8px;align-items:center;gap:10px;padding:9px 10px;font-size:14px;font-weight:500;text-decoration:none;transition:background .13s,color .13s;display:flex}.lang-item[data-astro-cid-lemdd452]:hover{background:var(--color-bg-subtle);text-decoration:none}.lang-item[data-astro-cid-lemdd452].is-active{color:var(--color-accent);font-weight:600}.lang-text[data-astro-cid-lemdd452]{flex:1}.lang-check[data-astro-cid-lemdd452]{flex:none}@media (width<=639px){.lang-trigger[data-astro-cid-lemdd452]{justify-content:center;width:36px;padding:0}.lang-trigger[data-astro-cid-lemdd452] .lang-label[data-astro-cid-lemdd452],.lang-trigger[data-astro-cid-lemdd452] .lang-caret[data-astro-cid-lemdd452]{display:none}}@media (prefers-reduced-motion:reduce){.lang-trigger[data-astro-cid-lemdd452],.lang-caret[data-astro-cid-lemdd452],.lang-menu[data-astro-cid-lemdd452],.lang-item[data-astro-cid-lemdd452]{transition-duration:.01ms}}.knowledge-chat[data-astro-cid-zb3v7ulx]{z-index:900;font-family:var(--font-sans);position:fixed;bottom:20px;right:20px}.knowledge-chat__trigger[data-astro-cid-zb3v7ulx],.knowledge-chat__icon[data-astro-cid-zb3v7ulx],.knowledge-chat__form[data-astro-cid-zb3v7ulx] button[data-astro-cid-zb3v7ulx],.knowledge-chat__retry[data-astro-cid-zb3v7ulx]{font:inherit;cursor:pointer}.knowledge-chat__trigger[data-astro-cid-zb3v7ulx]{background:var(--color-accent);color:#fff;border:0;border-radius:50%;place-items:center;width:52px;height:52px;transition:transform .18s cubic-bezier(.16,1,.3,1),background .18s;display:grid;box-shadow:0 10px 28px #0071e347}.knowledge-chat__trigger[data-astro-cid-zb3v7ulx]:hover{background:var(--color-accent-hover);transform:translateY(-2px)}.knowledge-chat[data-astro-cid-zb3v7ulx].is-open .knowledge-chat__trigger[data-astro-cid-zb3v7ulx]{opacity:0;pointer-events:none;transform:scale(.86)}.knowledge-chat__panel[data-astro-cid-zb3v7ulx]{background:color-mix(in srgb, var(--color-surface) 94%, transparent);width:min(420px,100vw - 32px);height:min(680px,100dvh - 40px);color:var(--color-ink);border:1px solid var(--color-border);-webkit-backdrop-filter:blur(20px)saturate(160%);transform-origin:100% 100%;border-radius:16px;grid-template-rows:auto minmax(0,1fr) auto;animation:.22s cubic-bezier(.16,1,.3,1) chat-enter;display:grid;overflow:hidden;box-shadow:0 24px 64px #0000002e}.knowledge-chat__panel[data-astro-cid-zb3v7ulx][hidden]{display:none}@keyframes chat-enter{0%{opacity:0;transform:translateY(12px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.knowledge-chat__header[data-astro-cid-zb3v7ulx]{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;gap:16px;min-height:68px;padding:12px 14px 12px 16px;display:flex}.knowledge-chat__identity[data-astro-cid-zb3v7ulx]{align-items:center;gap:10px;min-width:0;display:flex}.knowledge-chat__mark[data-astro-cid-zb3v7ulx]{width:36px;height:36px;color:var(--color-accent);background:var(--color-accent-soft);border-radius:10px;flex:0 0 36px;place-items:center;display:grid}.knowledge-chat__identity[data-astro-cid-zb3v7ulx] h2[data-astro-cid-zb3v7ulx]{color:var(--color-ink);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:15px;font-weight:650;line-height:1.35;overflow:hidden}.knowledge-chat__identity[data-astro-cid-zb3v7ulx] p[data-astro-cid-zb3v7ulx]{color:var(--color-ink-tertiary);margin:1px 0 0;font-size:11px;line-height:1.35}.knowledge-chat__icon[data-astro-cid-zb3v7ulx]{width:36px;height:36px;color:var(--color-ink-secondary);background:0 0;border:0;border-radius:8px;flex:0 0 36px;place-items:center;display:grid}.knowledge-chat__icon[data-astro-cid-zb3v7ulx]:hover{background:var(--color-bg-subtle);color:var(--color-ink)}.knowledge-chat__messages[data-astro-cid-zb3v7ulx]{overscroll-behavior:contain;background:var(--color-bg-subtle);flex-direction:column;gap:12px;min-height:0;padding:18px 16px;display:flex;overflow-y:auto}.knowledge-chat__message{overflow-wrap:anywhere;border-radius:12px;max-width:86%;padding:10px 12px;font-size:14px;line-height:1.6}.knowledge-chat__message p{margin:0}.knowledge-chat__message--assistant{background:var(--color-surface);border:1px solid var(--color-border);width:100%;max-width:100%;color:var(--color-ink);border-bottom-left-radius:4px;align-self:flex-start;padding:14px 15px}.knowledge-chat__answer{min-width:0}.knowledge-chat__answer>:first-child{margin-top:0}.knowledge-chat__answer>:last-child{margin-bottom:0}.knowledge-chat__answer p{color:var(--color-ink-secondary);margin:0 0 10px}.knowledge-chat__answer h3,.knowledge-chat__answer h4,.knowledge-chat__answer h5,.knowledge-chat__answer h6{color:var(--color-ink);margin:16px 0 7px;font-size:14px;font-weight:700;line-height:1.4}.knowledge-chat__answer h3{border-bottom:1px solid var(--color-border);padding-bottom:7px;font-size:15px}.knowledge-chat__answer ul,.knowledge-chat__answer ol{color:var(--color-ink-secondary);margin:7px 0 12px;padding-left:20px}.knowledge-chat__answer li{padding-left:2px}.knowledge-chat__answer li+li{margin-top:6px}.knowledge-chat__answer li.is-nested{color:var(--color-ink-tertiary);margin-left:16px;list-style-type:circle}.knowledge-chat__answer strong{color:var(--color-ink);font-weight:680}.knowledge-chat__answer a{color:var(--color-accent);text-decoration:underline;text-decoration-color:color-mix(in srgb, var(--color-accent) 36%, transparent);text-underline-offset:3px}.knowledge-chat__answer code{border:1px solid var(--color-border);background:var(--color-bg-subtle);color:var(--color-ink);border-radius:5px;padding:2px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.86em}.knowledge-chat__answer pre{border:1px solid var(--color-border);background:var(--color-bg-subtle);white-space:pre;border-radius:8px;margin:10px 0 12px;padding:11px 12px;overflow-x:auto}.knowledge-chat__answer pre code{background:0 0;border:0;padding:0;font-size:12px}.knowledge-chat__answer blockquote{border-left:3px solid var(--color-accent);background:var(--color-accent-soft);color:var(--color-ink-secondary);margin:10px 0 12px;padding:7px 10px}.knowledge-chat__answer hr{border:0;border-top:1px solid var(--color-border);margin:14px 0}.knowledge-chat__message--user{background:var(--color-accent);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.knowledge-chat__message.is-pending{color:var(--color-ink-tertiary);animation:1.2s ease-in-out infinite thinking}@keyframes thinking{0%,to{opacity:.58}50%{opacity:1}}.knowledge-chat__message.is-error{color:#b42318}.knowledge-chat__sources{border-top:1px solid var(--color-border);color:var(--color-ink-secondary);margin-top:14px;padding-top:11px;font-size:12px}.knowledge-chat__sources summary{cursor:pointer;color:var(--color-ink-secondary);align-items:center;gap:7px;font-weight:650;list-style:none;display:flex}.knowledge-chat__sources summary::-webkit-details-marker{display:none}.knowledge-chat__sources summary:before{content:"";border-bottom:1.5px solid;border-right:1.5px solid;width:6px;height:6px;transition:transform .16s;transform:rotate(-45deg)}.knowledge-chat__sources[open] summary:before{transform:rotate(45deg)translate(-1px,-1px)}.knowledge-chat__sources-count{background:var(--color-bg-subtle);min-width:20px;color:var(--color-ink-tertiary);text-align:center;border-radius:100px;padding:1px 6px;font-size:10px;line-height:18px}.knowledge-chat__sources ul{gap:7px;margin:9px 0 0;padding:0;list-style:none;display:grid}.knowledge-chat__sources li{border:1px solid var(--color-border);background:var(--color-bg-subtle);border-radius:8px;padding:9px 10px}.knowledge-chat__source-title{color:var(--color-ink-secondary);text-overflow:ellipsis;white-space:nowrap;font-weight:620;line-height:1.4;display:block;overflow:hidden}a.knowledge-chat__source-title{color:var(--color-accent);text-decoration:none}a.knowledge-chat__source-title:hover{text-underline-offset:3px;text-decoration:underline}.knowledge-chat__sources p{color:var(--color-ink-tertiary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:4px 0 0;line-height:1.45;display:-webkit-box;overflow:hidden}.knowledge-chat__retry{color:inherit;background:0 0;border:1px solid;border-radius:6px;margin-top:8px;padding:4px 8px;font-size:12px}.knowledge-chat__form[data-astro-cid-zb3v7ulx]{border-top:1px solid var(--color-border);background:var(--color-surface);grid-template-columns:minmax(0,1fr) 40px;align-items:end;gap:8px;padding:12px;display:grid}.knowledge-chat__form[data-astro-cid-zb3v7ulx] textarea[data-astro-cid-zb3v7ulx]{resize:none;border:1px solid var(--color-border);background:var(--color-bg-subtle);width:100%;min-height:40px;max-height:112px;color:var(--color-ink);font:inherit;border-radius:10px;outline:none;padding:9px 12px;font-size:14px;line-height:1.45}.knowledge-chat__form[data-astro-cid-zb3v7ulx] textarea[data-astro-cid-zb3v7ulx]:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.knowledge-chat__form[data-astro-cid-zb3v7ulx] textarea[data-astro-cid-zb3v7ulx]::placeholder{color:var(--color-ink-tertiary)}.knowledge-chat__form[data-astro-cid-zb3v7ulx] button[data-astro-cid-zb3v7ulx]{background:var(--color-accent);color:#fff;border:0;border-radius:10px;place-items:center;width:40px;height:40px;display:grid}.knowledge-chat__form[data-astro-cid-zb3v7ulx] button[data-astro-cid-zb3v7ulx]:hover{background:var(--color-accent-hover)}.knowledge-chat__form[data-astro-cid-zb3v7ulx] button[data-astro-cid-zb3v7ulx]:disabled,.knowledge-chat__form[data-astro-cid-zb3v7ulx] textarea[data-astro-cid-zb3v7ulx]:disabled{opacity:.55;cursor:wait}.sr-only[data-astro-cid-zb3v7ulx]{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=640px){.knowledge-chat[data-astro-cid-zb3v7ulx]{right:12px;bottom:max(12px, env(safe-area-inset-bottom))}.knowledge-chat__panel[data-astro-cid-zb3v7ulx]{width:calc(100vw - 24px);height:min(560px, calc(100dvh - 24px - env(safe-area-inset-bottom)));border-radius:14px}}@media (prefers-reduced-motion:reduce){.knowledge-chat__panel[data-astro-cid-zb3v7ulx],.knowledge-chat__trigger[data-astro-cid-zb3v7ulx]{transition:none;animation:none}}