/* Article reading layout, using the approved Home palette and typography. */
:root { color-scheme: light; --paper: #fff; --ink: #182b23; --muted: #5f6d66; --dark: #123728; --lime: #d6f36b; --line: #dce3df; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px / 1.8 'DM Sans', sans-serif; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--dark); text-underline-offset: 4px; text-decoration-thickness: 1px; touch-action: manipulation; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--dark); outline-offset: 5px; }
::selection { background: var(--lime); color: var(--ink); }
h1, h2, h3, p { margin: 0; }
.shell { width: min(960px, calc(100% - 112px)); margin-inline: auto; }
.article-hero { padding-block: 48px 52px; border-bottom: 1px solid var(--line); }
.article-breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin-bottom: 30px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.article-breadcrumbs a { color: inherit; text-decoration: none; }
.article-breadcrumbs a:hover { color: var(--dark); text-decoration: underline; }
.article-hero h1 { max-width: 850px; font: 600 clamp(58px, 6.1vw, 88px) / .99 'Barlow Condensed', 'Arial Narrow', sans-serif; letter-spacing: -.025em; text-transform: uppercase; text-wrap: balance; }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; margin-top: 24px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.article-meta span:last-child:nth-child(n+4) { padding-left: 14px; border-left: 1px solid var(--line); }
.article-hero__lead { max-width: 700px; margin-top: 23px; font-size: 19px; line-height: 1.7; color: var(--muted); }
.article-layout { display: grid; grid-template-columns: 192px minmax(0, 1fr); align-items: start; column-gap: 64px; padding-block: 48px 64px; }
.article-toc { position: sticky; top: 112px; }
.article-toc > p { margin-bottom: 12px; font-size: 14px; font-weight: 600; }
.article-toc nav { display: grid; padding-left: 16px; border-left: 1px solid var(--line); }
.article-toc nav a { display: flex; align-items: center; min-height: 44px; padding-block: 10px; color: var(--muted); font-size: 14px; line-height: 1.5; text-decoration: none; }
.article-toc nav a:hover { color: var(--dark); text-decoration: underline; }
.article-content { min-width: 0; }
.article-content > section, .article-content > figure, .article-content > aside { scroll-margin-top: 112px; }
.article-content > * + * { margin-top: 48px; }
.article-content h2 { margin: 0 0 20px; font-size: 32px; line-height: 1.18; letter-spacing: -.045em; font-weight: 600; text-wrap: balance; }
.article-content h3 { margin: 32px 0 16px; font-size: 24px; line-height: 1.25; letter-spacing: -.03em; font-weight: 600; }
.article-content p + p, .article-content ul + p, .article-content ol + p, .article-prompts + p { margin-top: 20px; }
.article-content ul, .article-content ol { display: grid; gap: 15px; margin: 24px 0 0; padding-left: 24px; }
.article-content li { padding-left: 4px; }
.article-content li::marker { color: var(--dark); }
.article-content strong { font-weight: 700; }
.article-table-wrap { max-width: 100%; margin-block: 28px; overflow-x: auto; }
.article-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 17px; line-height: 1.6; font-variant-numeric: tabular-nums lining-nums; }
.article-table caption { padding: 0 0 14px; text-align: left; color: var(--muted); font-size: 13px; }
.article-table th, .article-table td { padding: 17px 20px; text-align: right; white-space: nowrap; }
.article-table thead th { padding-block: 12px; background: #f1f5f2; color: var(--muted); font-size: 13px; font-weight: 500; }
.article-table thead th:first-child { border-radius: 8px 0 0 8px; text-align: left; }
.article-table thead th:last-child { border-radius: 0 8px 8px 0; }
.article-table tbody th { text-align: left; color: var(--muted); font-size: 14px; font-weight: 500; }
.article-table tbody td { font-weight: 500; }
.article-table tbody th, .article-table tbody td { border-bottom: 1px solid var(--line); }
.article-table__unit { color: var(--muted); font-size: .8em; font-weight: 400; }
.article-table .article-table__text { text-align: left; white-space: normal; vertical-align: top; }
.article-table--comparison { table-layout: fixed; }
.article-table--comparison tbody td { font-size: 15px; font-weight: 400; line-height: 1.7; }
.article-table--comparison tbody th { color: var(--ink); }
.article-table--availability col:nth-child(1) { width: 30%; }
.article-table--availability col:nth-child(2) { width: 14%; }
.article-table--availability col:nth-child(3) { width: 56%; }
@media (hover: hover) { .article-table tbody tr:hover { background: #f8faf8; } }
.article-shot { margin-inline: 0; }
.article-phone-stage { display: flex; justify-content: center; padding-block: 8px 24px; }
.article-phone-stage .phone { position: relative; flex: none; width: min(336px, calc(100% - 24px)); padding: 7px; border: 1px solid #929799; border-radius: 42px; background: #101213; box-shadow: inset 0 0 0 1px #45494b, inset 0 0 0 3px #191c1e, 0 24px 48px -20px rgb(14 18 20 / 30%); }
.article-phone-stage .phone::before, .article-phone-stage .phone::after { content: ''; position: absolute; right: -3px; width: 3px; border: 1px solid #848a8d; border-left: 0; border-radius: 0 2px 2px 0; background: #454b4e; }
.article-phone-stage .phone::before { top: 18%; height: 34px; }
.article-phone-stage .phone::after { top: 27%; height: 62px; }
.article-phone-stage .phone__screen { overflow: hidden; border-radius: 34px; background: #eef2ef; }
.article-phone-stage .phone__screen img { width: 100%; }
.article-shot figcaption { max-width: 440px; margin-inline: auto; color: var(--muted); font-size: 14px; line-height: 1.65; text-align: center; }
.article-prompts { margin-top: 26px; border: 1px solid var(--line); border-radius: 8px; background: #f5f7f5; color: var(--ink); }
.article-prompts blockquote { margin: 0; padding: 24px 26px; font-size: 17px; line-height: 1.8; }
.article-prompts blockquote + blockquote { border-top: 1px solid var(--line); }
.article-formula { padding: 20px 24px; border: 1px solid var(--line); border-radius: 8px; background: #f5f7f5; font-size: 18px; font-weight: 500; font-variant-numeric: tabular-nums; }
.article-content .article-sources { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.75; }
.article-sources a { overflow-wrap: anywhere; }
.article-controls { margin: 28px 0 0; }
.article-controls > div { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 28px; padding-block: 22px; border-top: 1px solid var(--line); }
.article-controls > div:last-child { border-bottom: 1px solid var(--line); }
.article-controls dt { font-size: 16px; line-height: 1.6; font-weight: 600; }
.article-controls dd { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.article-faq .section-head { margin-bottom: 26px; }
.article-faq .section-head h2 { margin: 0; }
.article-faq .faq__list { border-top: 1px solid var(--line); }
.article-faq .faq-item { border-bottom: 1px solid var(--line); }
.article-faq summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 64px; padding-block: 18px; cursor: pointer; list-style: none; font-size: 16px; font-weight: 500; line-height: 1.6; touch-action: manipulation; }
.article-faq summary::-webkit-details-marker { display: none; }
.article-faq summary:hover { color: var(--muted); }
.article-faq .faq-item__icon { position: relative; flex: none; width: 17px; height: 17px; }
.article-faq .faq-item__icon::before, .article-faq .faq-item__icon::after { content: ''; position: absolute; left: 3px; right: 3px; top: 8px; height: 1px; background: currentColor; }
.article-faq .faq-item__icon::after { transform: rotate(90deg); transition: transform .2s; }
.article-faq [open] .faq-item__icon::after { transform: rotate(0); }
.article-faq .faq-item__body { padding: 0 32px 22px 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.article-end-cta { padding-block: 44px 52px; border-top: 1px solid var(--line); text-align: center; }
.article-end-cta__copy { display: flex; flex-direction: column; align-items: center; min-width: 0; }
.article-end-cta__icon { display: none; }
.article-end-cta h2 { max-width: 320px; margin: 0; font: 600 52px / 1.02 'Barlow Condensed', 'Arial Narrow', sans-serif; letter-spacing: -.025em; text-transform: uppercase; text-wrap: balance; }
.article-end-cta--long-title h2 { max-width: 520px; }
.article-end-cta p { max-width: 440px; margin-top: 16px; font-size: 16px; line-height: 1.75; color: var(--muted); }
.article-end-cta .play-badge { display: inline-block; margin-top: 24px; border-radius: 6px; }
.article-end-cta .play-badge img { width: 180px; }
@media (max-width: 1100px) {
  .shell { width: calc(100% - 64px); }
  .article-layout { grid-template-columns: 170px minmax(0, 1fr); column-gap: 40px; }
}
@media (max-width: 900px) {
  .shell { max-width: 700px; }
  .article-layout { grid-template-columns: minmax(0, 1fr); row-gap: 40px; padding-top: 32px; }
  .article-toc { position: static; }
  .article-toc nav { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 20px; padding: 0; border: 0; }
  .article-hero { padding-block: 36px; }
}
@media (max-width: 640px) {
  .shell { width: calc(100% - 40px); }
  .article-hero { padding-top: 28px; }
  .article-breadcrumbs { margin-bottom: 24px; font-size: 12px; }
  .article-hero h1 { font-size: clamp(44px, 10.8vw, 64px); line-height: 1.02; }
  .article-meta { margin-top: 20px; font-size: 12px; }
  .article-meta span:last-child:nth-child(n+4) { flex-basis: 100%; padding: 0; border: 0; }
  .article-hero__lead { margin-top: 20px; font-size: 17px; }
  .article-layout { row-gap: 32px; padding-block: 28px 48px; }
  .article-toc nav { column-gap: 16px; }
  .article-toc nav a { font-size: 13px; }
  .article-content > section, .article-content > figure, .article-content > aside { scroll-margin-top: 92px; }
  .article-content > * + * { margin-top: 40px; }
  .article-content h2 { font-size: 28px; }
  .article-content { font-size: 16px; line-height: 1.8; }
  .article-table th, .article-table td { padding: 14px 10px; }
  .article-table { font-size: 15px; }
  .article-table thead th, .article-table tbody th { font-size: 12px; }
  .article-table caption { padding: 0 0 12px; font-size: 12px; }
  .article-table--comparison tbody td { font-size: 14px; }
  .article-table--availability col:nth-child(2) { width: 24%; }
  .article-table--availability col:nth-child(3) { width: 46%; }
  .article-formula { padding: 16px; font-size: 16px; }
  .article-controls > div { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-block: 20px; }
  .article-prompts blockquote { padding: 20px; font-size: 16px; }
  .article-end-cta { padding-block: 32px 40px; }
  .article-end-cta h2 { max-width: 260px; font-size: clamp(40px, 10vw, 48px); }
  .article-end-cta p { margin-top: 16px; font-size: 15px; }
  .article-end-cta .play-badge { margin-top: 24px; }
}
@media (max-width: 359px) { .shell { width: calc(100% - 32px); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .article-faq .faq-item__icon::after { transition: none; } }
@media print {
  .shell { width: 100%; max-width: none; }
  .article-layout { display: block; }
  .article-toc, .article-end-cta { display: none; }
  .article-content { font-size: 12pt; }
  .article-content h2 { break-after: avoid; }
  .article-table-wrap, .article-shot { break-inside: avoid; }
}