.aihub{--aihub-brand:#3a64fa;--aihub-brand-dark:#311772;--aihub-ink:#1d2838;--aihub-body:#475467;--aihub-soft:#667084;--aihub-muted:#6b7690;--aihub-line:#e4e7ec;--aihub-surface:#f1f5f9;--aihub-badge-muted-bg:#eef0f4;--aihub-card:#fff;--aihub-radius:16px;background:var(--aihub-surface);color:var(--aihub-ink);min-height:100vh;padding:136px 24px 64px}.aihub-shell{width:100%;max-width:1560px;margin:0 auto}.aihub-eyebrow{letter-spacing:.12em;text-transform:uppercase;color:var(--aihub-brand);margin:0 0 12px;font-size:13px;font-weight:700}.aihub-title{letter-spacing:-.02em;color:var(--aihub-ink);margin:0 0 16px;font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.12}.aihub-lede{color:var(--aihub-body);max-width:62ch;margin:0;font-size:18px;line-height:1.6}.aihub-category{margin-top:64px}.aihub-category-head{border-top:1px solid var(--aihub-line);margin-bottom:24px;padding-top:28px}.aihub-category-name{color:var(--aihub-ink);margin:0 0 8px;font-size:24px;font-weight:700}.aihub-category-desc{color:var(--aihub-body);max-width:68ch;margin:0;line-height:1.6}.aihub-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;display:grid}.aihub-card{background:var(--aihub-card);border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);color:inherit;flex-direction:column;gap:10px;padding:24px;text-decoration:none;transition:border-color .18s,transform .18s;display:flex}a.aihub-card:hover{border-color:var(--aihub-brand);transform:translateY(-2px)}.aihub-card[data-status=coming-soon] .aihub-card-name,.aihub-card[data-status=coming-soon] .aihub-card-tagline,.aihub-card[data-status=coming-soon] .aihub-card-desc{color:var(--aihub-muted)}.aihub-card-top{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.aihub-card-name{color:var(--aihub-ink);margin:0;font-size:19px;font-weight:700}.aihub-card-tagline{color:var(--aihub-ink);margin:0;font-weight:600}.aihub-card-desc{color:var(--aihub-body);flex:1;margin:0;line-height:1.6}.aihub-card-foot{color:var(--aihub-soft);justify-content:space-between;align-items:center;gap:12px;margin-top:6px;font-size:14px;display:flex}.aihub-cta{color:var(--aihub-brand);font-weight:700}.aihub-badge{letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--aihub-line);color:var(--aihub-soft);white-space:nowrap;border-radius:999px;padding:3px 9px;font-size:11px;font-weight:700}.aihub-badge[data-status=stable]{background:var(--aihub-ink);border-color:var(--aihub-ink);color:#fff}.aihub-badge[data-status=beta]{border-color:var(--aihub-brand);color:var(--aihub-brand)}.aihub-badge[data-status=coming-soon]{background:var(--aihub-badge-muted-bg);border-color:var(--aihub-badge-muted-bg);color:var(--aihub-body)}.aihub-crumbs{color:var(--aihub-soft);align-items:center;gap:8px;margin-bottom:20px;font-size:14px;display:flex}.aihub-crumbs a{color:var(--aihub-brand);font-weight:600;text-decoration:none}.aihub-crumbs a:hover{color:var(--aihub-brand-dark);text-decoration:underline}.aihub-shortcuts{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:32px;display:grid}.aihub-facts{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:24px 0 0;padding:0;list-style:none;display:grid}.aihub-facts li{border:1px solid var(--aihub-line);background:var(--aihub-card);border-radius:12px;padding:14px 16px}.aihub-facts-label{text-transform:uppercase;letter-spacing:.05em;color:var(--aihub-soft);margin-bottom:4px;font-size:12px;font-weight:700;display:block}.aihub-facts-value{color:var(--aihub-ink);word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;display:block}.aihub-steps{counter-reset:aihub-step;margin:24px 0 0;padding:0;list-style:none}.aihub-steps li{padding:0 0 28px 44px;position:relative}.aihub-steps li:last-child{padding-bottom:0}.aihub-steps li:before{counter-increment:aihub-step;content:counter(aihub-step);background:var(--aihub-brand);color:#fff;border-radius:999px;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;font-weight:700;display:flex;position:absolute;top:0;left:0}.aihub-steps li:not(:last-child):after{content:"";background:var(--aihub-line);width:2px;position:absolute;top:28px;bottom:0;left:13px}.aihub-steps h3{color:var(--aihub-ink);margin:2px 0 6px;font-size:16px;font-weight:700}.aihub-steps p{color:var(--aihub-body);margin:0;font-size:14px;line-height:1.6}.aihub-schema{border-collapse:collapse;width:100%;margin:12px 0 0;font-size:13.5px}.aihub-schema th{text-align:left;text-transform:uppercase;letter-spacing:.05em;color:var(--aihub-soft);border-bottom:1px solid var(--aihub-line);padding:0 10px 8px 0;font-size:11px}.aihub-schema td{border-bottom:1px solid var(--aihub-line);vertical-align:top;color:var(--aihub-body);padding:10px 10px 10px 0}.aihub-schema td:first-child{color:var(--aihub-ink);white-space:nowrap;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:600}.aihub-required{color:var(--aihub-brand-dark);font-size:11px;font-weight:700}.aihub-optional{color:var(--aihub-soft);font-size:11px}.aihub-notes{flex-direction:column;gap:10px;margin:16px 0 0;padding:0;list-style:none;display:flex}.aihub-notes li{color:var(--aihub-ink);background:#fff7e6;border:1px solid #f3dfb0;border-radius:10px;padding:10px 14px;font-size:13px;line-height:1.55}.aihub-refdetail{grid-template-columns:1fr 1fr;align-items:start;gap:32px;margin-top:28px;display:grid}.aihub-refdetail>*{min-width:0}@media (max-width:900px){.aihub-refdetail{grid-template-columns:1fr}}.aihub-endpoint{background:var(--aihub-card);border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);margin-bottom:12px;padding:22px 24px}.aihub-endpoint-head{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;display:flex}.aihub-method{letter-spacing:.06em;background:var(--aihub-brand);color:#fff;border-radius:6px;padding:3px 9px;font-size:11px;font-weight:700}.aihub-path{color:var(--aihub-soft);overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.aihub-status{letter-spacing:.06em;color:#fff;background:var(--aihub-soft);border-radius:6px;padding:3px 9px;font-size:11px;font-weight:700}.aihub-status[data-tone=ok]{background:#2f855a}.aihub-status[data-tone=warn]{background:#b7791f}.aihub-status[data-tone=error]{background:#b3261e}.aihub--flush{padding-left:0;padding-right:0}.aihub-split{background:0 0;border:none;grid-template-columns:460px 1fr;align-items:start;gap:24px;display:grid}.aihub-split-left{border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);background:#fff;min-width:0;padding:32px;box-shadow:0 4px 20px -2px #0000000d}.aihub-split-right{border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);background:#fff;min-width:0;height:auto;max-height:none;padding:32px;position:static;overflow:visible;box-shadow:0 4px 20px -2px #0000000d}.aihub-split .aihub-title{font-size:clamp(24px,2.6vw,32px)}.aihub-crumb-static,.aihub-sublabel{color:var(--aihub-soft);margin:0 0 12px;font-size:13px}.aihub-catlist,.aihub-prodlist{margin:28px 0 0;padding:0;list-style:none}.aihub-catitem{text-align:left;border-radius:var(--aihub-radius);cursor:pointer;width:100%;font:inherit;color:inherit;background:0 0;border:1px solid #0000;padding:16px;display:block}.aihub-catitem:hover{border-color:var(--aihub-line)}.aihub-catitem[aria-current=true]{background:var(--aihub-card);border-color:var(--aihub-line)}.aihub-catitem .aihub-card-name{margin-bottom:6px;display:block}.aihub-catitem .aihub-card-desc{font-size:14px;display:block}.aihub-prodrow{border-radius:var(--aihub-radius);border:1px solid #0000;justify-content:space-between;align-items:center;gap:16px;padding:18px 16px;display:flex}.aihub-prodrow:hover{border-color:var(--aihub-line)}.aihub-prodrow[data-status=coming-soon] .aihub-card-name,.aihub-prodrow[data-status=coming-soon] .aihub-card-desc{color:var(--aihub-muted)}.aihub-prodrow .aihub-card-desc{margin-top:4px;font-size:14px}.aihub-prodrow .aihub-cta{white-space:nowrap;text-decoration:none}.aihub-crumbs-static{color:var(--aihub-soft);align-items:center;gap:8px;margin:0 0 20px;font-size:14px;display:flex}.aihub-crumbs-static a{color:var(--aihub-brand);font-weight:600;text-decoration:none}.aihub-fieldset{margin-bottom:22px}.aihub-fieldset:last-child{margin-bottom:0}.aihub-fieldset-label{color:var(--aihub-ink);margin-bottom:8px;font-size:13px;font-weight:700;display:block}.aihub-fieldset-hint{color:var(--aihub-soft);text-transform:none;letter-spacing:normal;font-weight:400}.aihub-checkrow{gap:20px;display:flex}.aihub-check{color:var(--aihub-ink);cursor:pointer;align-items:center;gap:8px;font-size:14px;display:flex}.aihub-select,.aihub-textarea{box-sizing:border-box;border:1px solid var(--aihub-line);width:100%;font:inherit;color:var(--aihub-ink);background:#fff;border-radius:10px;padding:10px 12px;font-size:14px}.aihub-select:disabled,.aihub-textarea:disabled{color:var(--aihub-muted);background:var(--aihub-badge-muted-bg);cursor:not-allowed}.aihub-textarea{resize:vertical;min-height:72px}.aihub-btn{cursor:pointer;background:var(--aihub-ink);color:#fff;border:none;border-radius:10px;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:700;transition:background .15s;display:inline-flex}.aihub-btn:hover:not(:disabled){background:var(--aihub-brand-dark)}.aihub-btn:disabled{background:var(--aihub-line);color:var(--aihub-soft);cursor:not-allowed}.aihub-btn--ghost{color:var(--aihub-ink);border:1px solid var(--aihub-line);background:0 0}.aihub-btn--ghost:hover:not(:disabled){background:var(--aihub-badge-muted-bg)}.aihub-btn--accent{background:var(--aihub-brand)}.aihub-btn--accent:hover:not(:disabled){background:var(--aihub-brand-dark)}.aihub-error-text{color:#b3261e;margin:8px 0 0;font-size:13px}.aihub-accordion{border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);overflow:hidden}.aihub-astep+.aihub-astep{border-top:1px solid var(--aihub-line)}.aihub-astep-head{text-align:left;width:100%;font:inherit;cursor:pointer;color:var(--aihub-ink);background:#fff;border:none;align-items:center;gap:12px;padding:16px 18px;display:flex}.aihub-astep-head:disabled{cursor:not-allowed;color:var(--aihub-muted)}.aihub-astep-num{background:var(--aihub-badge-muted-bg);width:26px;height:26px;color:var(--aihub-body);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:700;display:inline-flex}.aihub-astep-head[aria-expanded=true] .aihub-astep-num,.aihub-astep-head[data-done=true] .aihub-astep-num{background:var(--aihub-brand);color:#fff}.aihub-astep-title{flex:1;font-weight:700}.aihub-astep-chevron{color:var(--aihub-soft);transition:transform .15s}.aihub-astep-head[aria-expanded=true] .aihub-astep-chevron{transform:rotate(180deg)}.aihub-astep-body{background:#fff;padding:4px 18px 22px}.aihub-backend{border:1px solid var(--aihub-line);border-radius:var(--aihub-radius);background:#fff;padding:24px}.aihub-tabs{flex-wrap:wrap;gap:8px;margin:18px 0;padding-bottom:4px;display:flex}.aihub-tab{border:1px solid var(--aihub-line);color:var(--aihub-body);cursor:pointer;white-space:nowrap;background:#fff;border-radius:999px;flex-shrink:0;padding:6px 14px;font-size:13px;font-weight:600}.aihub-tab[aria-selected=true]{background:var(--aihub-ink);border-color:var(--aihub-ink);color:#fff}.aihub-tab--sub{padding:5px 12px;font-size:12px}.aihub-callout{color:var(--aihub-ink);background:#eef3ff;border:1px solid #d5e2ff;border-radius:12px;margin-bottom:16px;padding:14px 16px;font-size:14px;line-height:1.55}.aihub-code{color:#e7e4f5;white-space:pre;background:#161320;border-radius:12px;margin:0;padding:16px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;line-height:1.6;overflow-x:auto}.aihub-code-placeholder{color:var(--aihub-soft);border:1px dashed var(--aihub-line);text-align:center;border-radius:12px;padding:16px;font-size:13px}.aihub-reflist{flex-direction:column;gap:14px;margin-top:16px;display:flex}.aihub-refcard{border:1px solid var(--aihub-line);background:var(--aihub-surface);border-radius:12px;padding:16px}.aihub-refcard-label{text-transform:uppercase;letter-spacing:.06em;color:var(--aihub-soft);margin:0 0 4px;font-size:11px;font-weight:700}.aihub-refcard-prompt{color:var(--aihub-ink);margin:0 0 10px;font-size:14px;font-style:italic}.aihub-refcard-img{color:var(--aihub-soft);word-break:break-all;margin:0 0 6px;font-size:12px}.aihub-refcard-quote{color:var(--aihub-ink);border-left:3px solid var(--aihub-brand);margin:0 0 6px;padding-left:10px;font-size:13px}.aihub-refcard-explain{color:var(--aihub-body);margin:0;font-size:13px}.aihub-preview-meta{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.aihub-exercise-item{border:1px solid var(--aihub-line);border-radius:12px;margin-bottom:12px;padding:16px}.aihub-exercise-item img{border-radius:8px;max-width:100%;margin:8px 0}.aihub-exercise-q{color:var(--aihub-ink);margin:0 0 10px;font-weight:700}.aihub-options{flex-direction:column;gap:6px;margin:0 0 10px;padding:0;list-style:none;display:flex}.aihub-options li{border:1px solid var(--aihub-line);border-radius:8px;padding:8px 12px;font-size:14px}.aihub-options li[data-correct=true]{border-color:var(--aihub-brand);background:#eef3ff;font-weight:600}.aihub-chiprow{flex-wrap:wrap;gap:8px;margin:0 0 10px;display:flex}.aihub-chip{border:1px solid var(--aihub-line);border-radius:999px;padding:5px 12px;font-size:13px}.aihub-chip[data-order]{background:var(--aihub-badge-muted-bg)}.aihub-explain{color:var(--aihub-body);background:var(--aihub-surface);border-radius:8px;margin:0;padding:10px 12px;font-size:13px}.aihub-sample-answer{color:var(--aihub-ink);background:#eef3ff;border-radius:8px;margin:10px 0;padding:12px;font-size:14px}@media (max-width:900px){.aihub-split{grid-template-columns:1fr}.aihub-split-left{border-right:0;border-bottom:1px solid var(--aihub-line);border-bottom-left-radius:0}.aihub-split-right{border-top-right-radius:0;max-height:none;position:static;overflow-y:visible}}@media (max-width:720px){.aihub{padding:104px 18px 72px}.aihub--flush{padding-left:0;padding-right:0}.aihub-split-left,.aihub-split-right{padding:22px}}@keyframes labCloudFloatLeft{0%,to{transform:translate(0)scale(1)}50%{transform:translate(24px,-14px)scale(1.04)}}@keyframes labCloudFloatRight{0%,to{transform:translate(0)scale(1)}50%{transform:translate(-28px,12px)scale(.96)}}@keyframes labCastleFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes labWaterfallFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes labGlowPulse{0%,to{opacity:.65;transform:translate(-50%)scale(1)}50%{opacity:1;transform:translate(-50%)scale(1.15)}}@keyframes labCardEntrance{0%{opacity:0;transform:translateY(32px)scale(.96)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes labShimmer{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}.anim-lab-cloud-left{animation:12s ease-in-out infinite labCloudFloatLeft}.anim-lab-cloud-right{animation:15s ease-in-out infinite labCloudFloatRight}.anim-lab-castle{animation:8s ease-in-out infinite labCastleFloat}.anim-lab-waterfall{animation:7s ease-in-out infinite labWaterfallFloat}.anim-lab-glow{animation:9s ease-in-out infinite labGlowPulse}.anim-lab-card{animation:.7s cubic-bezier(.16,1,.3,1) both labCardEntrance}.anim-lab-shimmer{background-size:200% 200%;animation:4s infinite labShimmer}