.article-page{--accent:#ffb17c;--accent2:#ffceab}
/* An optional working example, placed where it supports the lesson. */
.early-offer{display:grid;grid-template-columns:180px minmax(0,1fr);gap:22px;align-items:center;padding:22px;margin:32px 0 40px;background:#191510;border:1px solid var(--line);border-radius:12px}.early-offer-preview{display:block;position:relative;aspect-ratio:1;overflow:hidden;border-radius:8px;background:#0d0b08;align-self:center}.early-offer-preview img{display:block;width:100%;height:100%;object-fit:cover;object-position:center top}.early-offer-waffle .early-offer-preview img{position:absolute;width:300%;max-width:none;height:auto;left:-7%;top:-32.5%}.early-offer-slicer .early-offer-preview img{position:absolute;width:400%;max-width:none;height:auto;left:-200%;top:-32%}.early-offer-cards .early-offer-preview img{position:absolute;width:220%;max-width:none;height:auto;left:-110%;top:-20%}.article-copy .early-offer-label{font-size:.875rem;line-height:1.5;color:var(--muted);margin:0 0 7px}.article-copy .early-offer h2{font:700 1.2rem/1.35 var(--body);letter-spacing:0;margin:0 0 10px}.article-copy .early-offer-copy{font-size:1rem;line-height:1.6;margin:0 0 14px}.early-offer-footer{display:flex;align-items:flex-start;flex-direction:column;gap:6px}.early-offer-price{font-size:.875rem;color:var(--muted)}.early-offer-footer a{font-size:1rem;font-weight:700;line-height:1.5;padding:5px 0;min-height:34px}.early-offer-preview:focus-visible{outline-offset:4px}
@media(max-width:600px){.early-offer{grid-template-columns:100px minmax(0,1fr);gap:14px;padding:18px;margin:28px 0 34px}.early-offer-content{display:contents}.early-offer-heading{grid-column:2;grid-row:1;align-self:center}.article-copy .early-offer h2{font-size:1.1rem;margin-bottom:0}.article-copy .early-offer-label{font-size:.875rem;margin-bottom:5px}.article-copy .early-offer-copy{grid-column:1/-1;margin:0}.early-offer-footer{grid-column:1/-1}.early-offer-footer a{min-height:44px;display:inline-flex;align-items:center}}
@media print{.early-offer{display:none!important}}
.article-page .nav-links>a:last-child{background:var(--accent);color:#17110d;padding:9px 15px;border-radius:24px;font-weight:700}
.skip-link{position:fixed;top:0;left:16px;transform:translateY(-150%);z-index:100;background:#fff;color:#111;padding:12px}.skip-link:focus{transform:none}
.article-header{padding:48px 0 36px;max-width:870px}.article-header h1{font-size:clamp(2.4rem,5.6vw,4.25rem);line-height:1.08;max-width:870px}.article-header .deck{font-size:1.15rem;line-height:1.65;max-width:720px}.article-header .byline{font-size:.9rem}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(170px,1fr);gap:52px;align-items:start}.article-copy{font-size:1.08rem;line-height:1.8;color:#d3cbc1;min-width:0}.article-copy p{margin:0 0 1.25em}.article-copy strong,.article-copy h2,.article-copy h3{color:#f4eee5}.article-copy a{color:var(--accent2);text-decoration:underline;text-underline-offset:3px}.article-copy li{padding-left:.18em;margin:.5em 0}.article-copy ul,.article-copy ol{padding-left:1.4em}.article-copy h2{font-family:var(--display);font-size:clamp(1.8rem,3.2vw,2.35rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 20px}.article-copy h3{font-size:1.2rem;line-height:1.45;margin:1.7em 0 .6em}.article-section{margin-top:44px;padding-top:10px;scroll-margin-top:90px}.article-section h2{margin-bottom:20px}
.article-sidebar{position:sticky;top:100px;margin-top:4px;border-left:1px solid var(--line);padding-left:22px}.article-sidebar nav{display:grid;gap:12px;font-size:.9rem;line-height:1.5}.article-sidebar strong{font-weight:700;color:var(--fg);margin-bottom:2px}.article-sidebar a{color:var(--muted)}.article-sidebar a:hover{color:var(--accent)}
.article-figure{margin:28px 0 32px}.article-figure img,.article-figure svg{max-width:100%;height:auto;display:block;border-radius:10px}.article-figure figcaption{font-size:.9rem;line-height:1.6;color:#b9afa3;margin-top:12px}.article-figure.light img{background:#fff;width:100%}.article-copy .note{margin:25px 0;font-size:1rem;border:0;border-block:1px solid var(--line);border-radius:0;background:none;padding:18px 0;}.article-copy .note p:last-child{margin-bottom:0}
.article-table{overflow:auto;margin:24px 0;border:1px solid var(--line);border-radius:10px}.article-table table{width:100%;border-collapse:collapse;font-size:.95rem;line-height:1.55}.article-table th{text-align:left;color:var(--fg);background:#231d17;white-space:normal}.article-table th,.article-table td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}.article-table tr:last-child td{border-bottom:0}.article-table caption{text-align:left;padding:12px 16px;background:#191510;color:var(--muted)}
.article-copy pre{position:relative;white-space:pre;overflow:auto;max-width:100%;background:#191510;border:1px solid var(--line);border-radius:10px;padding:22px;font-size:.9rem;line-height:1.7;color:#ffe2c9;tab-size:2}.article-copy code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;overflow-wrap:anywhere}.article-copy pre code{font-size:inherit;overflow-wrap:normal}.copy-wrap{margin:22px 0}.copy-wrap pre{margin:0}.copy-code,.print-checklist{appearance:none;border:1px solid #79624d;border-radius:7px;color:#ffe2c9;background:#282016;padding:8px 12px;font:inherit;font-size:.9rem;cursor:pointer;margin-top:9px}.copy-code:hover,.print-checklist:hover{background:#3a2b1e}.copy-status{font-size:.9rem;color:#c9bbab;margin-left:12px}
.article-offer{border-top:2px solid var(--accent);border-bottom:1px solid var(--line);padding:30px 0;margin:48px 0 20px;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(170px,1fr);gap:24px;align-items:center}.article-offer h2{font-size:1.8rem;margin-top:0}.article-offer p{font-size:1rem;line-height:1.65}.article-offer img{width:100%;height:240px;object-fit:contain;background:#18130f;border-radius:10px}.article-offer .eyebrow{font-size:.8rem;margin-bottom:14px}.article-offer .offer-price{color:var(--fg);font-weight:700;margin-bottom:14px}.article-offer [data-product]{display:inline-block;background:var(--accent);color:#160f0a;text-decoration:none;padding:10px 15px;border-radius:8px;font-weight:700;font-size:1rem}
.article-checklist{list-style:none;padding:0!important}.article-checklist li{border-bottom:1px solid var(--line);padding:15px 0;display:flex;gap:14px;align-items:start}.article-checklist li::before{content:'';display:block;flex:0 0 18px;height:18px;border:1px solid #baa28a;border-radius:3px;margin-top:7px}.article-checklist strong{display:block}.article-copy .documentation{font-size:.95rem}.article-copy .documentation h2{font-size:1.65rem}.sample-label{font-size:.9rem;color:#c7b9a8}.article-copy [id]{scroll-margin-top:100px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #ffe2ad;outline-offset:5px}
@media(max-width:980px){.article-layout{grid-template-columns:minmax(0,1fr);gap:0}.article-sidebar{position:static;order:-1;padding:18px 0;margin:0 0 26px;border-left:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.article-sidebar nav{display:flex;flex-wrap:wrap;gap:10px 20px}.article-sidebar strong{width:100%}.article-copy{max-width:760px}.article-header{padding-top:32px}}
@media(max-width:600px){.article-copy{font-size:1.02rem;line-height:1.75}.article-offer{grid-template-columns:1fr}.article-offer img{height:220px}.article-table th,.article-table td{padding:11px}.article-page .nav{gap:12px}.article-page .brand{font-size:.88rem}.article-page .nav-links>a:last-child{font-size:.85rem;padding:9px 11px}.article-header h1{font-size:2.4rem}.article-copy pre{padding:15px;font-size:.83rem}.article-section{margin-top:34px}}
@media print{body.article-page{background:#fff!important;color:#111!important}.nav,.grid-bg,.article-sidebar,.footer,.crumbs,.byline img,.skip-link,.copy-wrap button,.copy-status,.print-checklist,.article-offer{display:none!important}.shell{width:auto!important;max-width:none!important}.article-layout{display:block}.article-copy,.article-copy p,.article-copy h2,.article-copy h3,.article-copy strong,.deck,.byline,.article-copy a{color:#111!important}.article-header{padding:0}.article-header h1{font-size:28pt}.article-copy{font-size:11pt;line-height:1.5}.article-section{break-inside:auto}.article-table th{background:#eee!important}.article-copy pre,.article-copy .note{background:#f4f4f4!important;color:#111!important}.article-checklist li{break-inside:avoid}.article-figure{break-inside:avoid}.article-figure figcaption{color:#444!important}a{text-decoration:none!important}}

@media print{html{background:#fff!important}.article-header h1,.article-header .eyebrow,.article-table th,.article-table caption{color:#111!important}.article-checklist li::before{border-color:#333}}

/* Focused worksheet close-ups stay legible on narrow screens. */
.article-copy .literal-figure{max-width:480px;margin:28px auto 34px}.article-copy .literal-figure img{width:100%;background:#f8faf7}.article-copy .literal-figure figcaption{font-size:.92rem;line-height:1.6}.article-copy .expected{border:0;border-block:1px solid var(--line);border-radius:0;background:none;padding:18px 0;}.article-copy .expected strong{color:#b9f1ce}.article-copy ol li{margin:1em 0;padding-left:.3em}.article-copy .article-table table{min-width:100%}.article-copy .article-table td{word-break:normal}.article-copy .article-table:focus-visible{outline:3px solid var(--accent)}
@media(max-width:600px){.article-copy .literal-figure{margin:24px 0 30px}.article-copy .expected,.article-copy .note{;padding:15px 0;}.article-copy .article-table td,.article-copy .article-table th{min-width:90px}}
@media print{.article-copy .expected{background:#eef6ef!important;color:#111!important}.article-copy .expected strong{color:#111!important}.literal-figure{max-height:none;max-width:400px!important}}

/* Teaching images retain Excel's appearance; headings belong to the article. */
.article-copy .themed-figure{padding:0;border:0;background:transparent}.article-copy .themed-figure .figure-label{font-size:.88rem;line-height:1.5;color:var(--muted);margin:0 0 4px}.article-copy .themed-figure .figure-heading{font-family:var(--body);font-size:1.16rem;line-height:1.4;font-weight:700;color:var(--fg);margin:0 0 14px}.article-copy .themed-figure img{border:1px solid var(--line);border-radius:8px;max-width:100%;height:auto}.article-copy .themed-figure.explanation-dark img{background:transparent;border:0;border-radius:0}.article-copy .themed-figure figcaption{margin-top:12px}.article-copy .themed-figure.explanation-dark{padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media(max-width:600px){.article-copy pre{font-size:1rem;white-space:pre-wrap;overflow-wrap:anywhere}.article-copy pre code{overflow-wrap:anywhere}}
@media print{.article-copy .themed-figure .figure-label,.article-copy .themed-figure .figure-heading{color:#111!important}.article-copy .themed-figure.explanation-dark{background:#0d0b08!important;padding:12px;print-color-adjust:exact}.article-copy .themed-figure.explanation-dark .figure-label,.article-copy .themed-figure.explanation-dark .figure-heading,.article-copy .themed-figure.explanation-dark figcaption{color:#fff7ed!important}}