/* BDK Excel Solutions: hub, formula library, formula and tutorial pages. Uses the site's --bdk-* tokens so light and dark both work. */
.xl-page{--xl-line:color-mix(in srgb,var(--bdk-ink) 14%,transparent);--xl-soft:color-mix(in srgb,var(--bdk-ink) 5%,transparent);--xl-green:#10b981;--xl-green-ink:#047857}
:root[data-theme="dark"] .xl-page,html[data-theme="dark"] .xl-page{--xl-green-ink:#34d399}
.xl-wrap{max-width:1080px}
.xl-main .xl-sec{margin:0 0 40px}
.xl-main h2{font-size:clamp(21px,2.4vw,27px);letter-spacing:-.01em;margin:0 0 12px;line-height:1.2}
.xl-main h3{font-size:18px;margin:0 0 6px;line-height:1.3}
.xl-main p{line-height:1.6;max-width:72ch}
.xl-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.xl-badges{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
/* the sample sheet */
.xl-fig{margin:10px 0 6px}
.xl-scroll{overflow-x:auto;border:1px solid var(--bdk-stroke);border-radius:12px;background:var(--bdk-surface);max-width:100%}
.xl-scroll:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:2px}
.xl-grid{border-collapse:collapse;font-size:14px;min-width:100%;font-variant-numeric:tabular-nums;color:var(--bdk-ink)}
.xl-grid th,.xl-grid td{border:1px solid var(--xl-line);padding:6px 10px;white-space:nowrap;text-align:left;font-weight:400}
.xl-grid thead th,.xl-grid tbody th{background:var(--xl-soft);color:var(--bdk-muted);font-weight:700;font-size:12.5px;text-align:center;min-width:34px}
.xl-grid thead th{position:sticky;top:0}
.xl-grid td.xl-n{text-align:right}
.xl-grid tr.xl-hr td{font-weight:800;background:color-mix(in srgb,var(--xl-green) 14%,transparent)}
.xl-fig figcaption{font-size:14px;color:var(--bdk-ink);font-weight:700;margin:8px 2px 0}
.xl-fig figcaption span{display:block;font-weight:400;color:var(--bdk-muted);font-size:13.5px}
.xl-dlrow{margin:6px 0 14px}
.xl-dl{display:inline-flex;flex-wrap:wrap;gap:6px 18px;align-items:center}
.xl-dl .tv-link,.xl-samples .tv-link{min-height:44px;display:inline-flex;align-items:center}
.xl-main .tv-link{background:none;border:0;padding:0;font:inherit;font-weight:700;color:var(--bdk-ink);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.xl-main .tv-link:hover{color:var(--bdk-brand)}.xl-main .tv-link:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:3px;border-radius:4px}
/* syntax, arguments, formulas, results */
.xl-syntax{margin:0 0 14px;padding:16px 18px;border-radius:14px;border:1px solid var(--bdk-stroke);background:var(--bdk-surface);overflow-x:auto}
.xl-syntax code,.xl-exf code,.xl-fcard code,.xl-args code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.xl-syntax code{font-size:clamp(15px,2vw,18px);font-weight:700;color:var(--bdk-ink)}
.xl-args{width:100%;border-collapse:collapse;font-size:15px;border:1px solid var(--bdk-stroke);border-radius:12px;overflow:hidden}
.xl-args th,.xl-args td{padding:11px 14px;border-bottom:1px solid var(--xl-line);text-align:left;vertical-align:top;line-height:1.5}
.xl-args thead th{background:var(--xl-soft);font-size:13.5px;color:var(--bdk-muted)}
.xl-args tbody th{white-space:nowrap;font-weight:700;width:1%}
.xl-args code{font-size:14px;background:var(--xl-soft);padding:2px 7px;border-radius:6px}
.xl-exgroup{margin:0 0 26px}
.xl-exlist{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.xl-ex{padding:14px 16px;border:1px solid var(--bdk-stroke);border-radius:14px;background:var(--bdk-surface)}
.xl-ex p{margin:6px 0 4px;color:var(--bdk-muted);font-size:15px}
.xl-exf{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px}
.xl-exf code{font-size:14.5px;font-weight:700;background:var(--xl-soft);padding:5px 9px;border-radius:8px;overflow-wrap:anywhere;word-break:break-word}
.xl-r{display:inline-block;font-weight:800;font-variant-numeric:tabular-nums;padding:5px 11px;border-radius:999px;background:color-mix(in srgb,var(--xl-green) 18%,transparent);color:var(--bdk-ink);border:1px solid color-mix(in srgb,var(--xl-green) 45%,transparent);overflow-wrap:anywhere}
.xl-r.err{background:color-mix(in srgb,#ef4444 14%,transparent);border-color:color-mix(in srgb,#ef4444 45%,transparent)}
.xl-r.err small{font-weight:400;color:var(--bdk-muted)}
.xl-r.dyn{font-weight:600;font-style:italic;background:var(--xl-soft);border-color:var(--bdk-stroke)}
/* practice box */
.xl-practice{border:1px solid var(--bdk-stroke);border-radius:18px;padding:18px;background:var(--bdk-surface);display:grid;gap:14px}
.xl-prow{display:grid;gap:6px}
.xl-practice label,.xl-field label{font-size:14px;font-weight:700;color:var(--bdk-ink)}
.xl-practice select,.xl-field select,.xl-field input,.xl-finput input,.xl-stepf input{min-height:46px;border-radius:12px;border:1px solid var(--bdk-stroke);background:var(--bdk-bg);color:var(--bdk-ink);font:inherit;font-size:16px;padding:0 12px;width:100%;box-sizing:border-box}
.xl-practice select:focus-visible,.xl-field select:focus-visible,.xl-field input:focus-visible,.xl-finput input:focus-visible,.xl-stepf input:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:2px}
.xl-finput,.xl-stepf{display:flex;gap:10px;align-items:center}
.xl-finput>span,.xl-stepf>span{font-weight:800;font-style:italic;color:var(--bdk-muted);flex:none}
.xl-finput input,.xl-stepf input{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;flex:1;min-width:0}
.xl-out{margin:0;min-height:30px;font-weight:700;overflow-wrap:anywhere}
.xl-out.err{color:#dc2626}:root[data-theme="dark"] .xl-out.err,html[data-theme="dark"] .xl-out.err{color:#fca5a5}
.xl-out b{font-size:20px}
/* lists, chips, pills */
.xl-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0}
.xl-chip{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--bdk-stroke);background:var(--bdk-surface);color:var(--bdk-ink);text-decoration:none;font-size:14.5px;transition:border-color .15s,transform .15s}
.xl-chip:hover{border-color:var(--xl-green)}.xl-chip:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:2px}
.xl-pills{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}
.xl-pill{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--bdk-stroke);background:var(--bdk-surface);color:var(--bdk-ink);font:inherit;font-size:14.5px;font-weight:700;cursor:pointer}
.xl-pill[aria-pressed="true"]{background:var(--xl-green);border-color:var(--xl-green);color:#04261b}
.xl-pill:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:2px}
.xl-bullets{margin:0;padding-left:1.2em;display:grid;gap:8px;line-height:1.6;max-width:72ch}
.xl-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.xl-links{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.xl-links a{display:block;padding:12px 14px;border:1px solid var(--bdk-stroke);border-radius:12px;background:var(--bdk-surface);color:var(--bdk-ink);text-decoration:none;line-height:1.4;min-height:44px;box-sizing:border-box}
.xl-links a:hover{border-color:var(--xl-green)}.xl-links a:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:2px}
.xl-links b{display:block}.xl-links small{display:block;color:var(--bdk-muted);font-size:13.5px;margin-top:2px}
.xl-links-wide{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
/* uses by department */
.xl-uselist{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.xl-use{display:grid;grid-template-columns:150px 1fr;gap:14px;padding:14px 16px;border:1px solid var(--bdk-stroke);border-radius:14px;background:var(--bdk-surface)}
.xl-use p{margin:0 0 8px}.xl-src{display:block;color:var(--bdk-muted);margin-top:6px;font-size:13px}
.xl-dept{font-weight:800;font-size:14px;color:var(--xl-green-ink)}
/* search + filters */
.xl-filters{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 14px;align-items:end}
.xl-field{display:grid;gap:6px;min-width:170px}.xl-grow{flex:1 1 280px}
.xl-count{margin:0 0 12px;color:var(--bdk-muted);font-size:14px}
.xl-fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px;margin-bottom:30px}
.xl-fcard{display:flex;flex-direction:column;gap:8px;padding:16px;border:1px solid var(--bdk-stroke);border-radius:16px;background:var(--bdk-surface);position:relative;transition:border-color .2s,transform .2s}
.xl-fcard:hover{border-color:var(--xl-green);transform:translateY(-2px)}
.xl-fcard h3{margin:0}.xl-fcard h3 a{color:var(--bdk-ink);text-decoration:none}.xl-fcard h3 a::after{content:"";position:absolute;inset:0;border-radius:16px}
.xl-fcard h3 a:focus-visible{outline:3px solid var(--bdk-brand);outline-offset:3px;border-radius:6px}
.xl-fcard p{margin:0;color:var(--bdk-muted);font-size:15px;line-height:1.5}
.xl-fcard code{font-size:12.5px;color:var(--bdk-ink);background:var(--xl-soft);padding:6px 9px;border-radius:8px;overflow-wrap:anywhere;margin-top:auto}
.xl-fcard small{color:var(--bdk-muted)}
.xl-fcard[hidden]{display:none}
/* steps */
.xl-steps{list-style:none;counter-reset:xs;margin:0;padding:0;display:grid;gap:16px}
.xl-step{counter-increment:xs;position:relative;padding:16px 16px 16px 64px;border:1px solid var(--bdk-stroke);border-radius:16px;background:var(--bdk-surface)}
.xl-step::before{content:counter(xs);position:absolute;left:16px;top:14px;width:34px;height:34px;border-radius:50%;background:var(--xl-green);color:#04261b;font-weight:800;display:grid;place-items:center}
.xl-step>p{margin:0 0 10px}.xl-stepout{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:10px 0 0!important}
.xl-stepout>span{font-size:13.5px;font-weight:700;color:var(--bdk-muted)}
.xl-stepf .tv-btn{min-height:46px;padding:0 18px}
/* hub */
.xl-probs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.xl-prob{padding:16px;border:1px solid var(--bdk-stroke);border-radius:16px;background:var(--bdk-surface)}
.xl-prob p{margin:0 0 10px;color:var(--bdk-muted);font-size:15px}.xl-prob h3{margin-bottom:4px}
.xl-prob[hidden]{display:none}
.xl-paths{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.xl-path{padding:18px;border:1px solid var(--bdk-stroke);border-radius:18px;background:var(--bdk-surface)}
.xl-path h3{margin:0 0 4px}.xl-path p{margin:0 0 10px;color:var(--bdk-muted);font-size:15px}
.xl-path ol{margin:0 0 12px;padding-left:1.3em;display:grid;gap:6px;line-height:1.45}
.xl-path li small{color:var(--bdk-muted);margin-left:8px}.xl-path a{color:var(--bdk-ink)}
.xl-depts .xl-dept-panel{margin:0 0 20px}
.xl-depts.is-js .xl-dept-panel{display:none}.xl-depts.is-js .xl-dept-panel.on{display:block}
.xl-samples{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.xl-sample{padding:14px 16px;border:1px solid var(--bdk-stroke);border-radius:14px;background:var(--bdk-surface);display:grid;gap:2px}
.xl-sample small{color:var(--bdk-muted)}
.xl-cta{margin-top:10px}
.xl-about{font-size:14px!important;color:var(--bdk-muted)}
.xl-psearch{margin-top:18px}
@media (max-width:720px){
  .xl-use{grid-template-columns:1fr;gap:6px}
  .xl-step{padding:58px 14px 14px}.xl-step::before{left:14px;top:14px}
  .xl-finput,.xl-stepf{flex-wrap:wrap}.xl-finput input,.xl-stepf input{flex:1 1 100%}
  .xl-finput>span,.xl-stepf>span{display:none}
  .xl-finput .tv-btn,.xl-stepf .tv-btn{width:100%}
  .xl-wrap{padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right))}
}
@media (prefers-reduced-motion:reduce){.xl-fcard,.xl-chip{transition:none}.xl-fcard:hover{transform:none}}