/* System fonts and local assets keep the site self-contained. */
:root {
  color-scheme: light dark;
  --paper: #f4f3ef;
  --ink: #30343a;
  --body: #555b64;
  --muted: #626c78;
  --accent: #416587;
  --accent-wash: #e5eaf0;
  --rule: #d9dce0;
  --selection: #d4e0ec;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1f2227;
    --ink: #efeee9;
    --body: #bfc4cc;
    --muted: #9fa9b6;
    --accent: #9cb8d1;
    --accent-wash: #2b3948;
    --rule: #3a414a;
    --selection: #344d65;
  }
}
* { box-sizing: border-box; }
html { scroll-padding-top: 32px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.75; -webkit-font-smoothing: antialiased; }
::selection { background: var(--selection); color: var(--ink); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 5px; }
a:hover { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; border-radius: 2px; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p { margin: 0; }
main:focus { outline: none; }
.site-shell { width: min(100% - 112px, 1040px); margin-inline: auto; }
.site-header { min-height: 137px; display: flex; align-items: center; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--rule); }
.wordmark { color: var(--ink); font-size: 29px; line-height: 1.2; font-weight: 730; letter-spacing: -1.5px; text-decoration: none; white-space: nowrap; }
.brand-period { color: var(--accent); }
.site-header nav { display: flex; align-items: center; gap: 32px; font-size: 13px; }
.site-header nav a { text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { text-decoration: underline; }
.site-header nav span { display: inline-block; margin-left: 3px; color: var(--muted); }
.skip-link { position: fixed; top: 12px; left: 12px; padding: 10px 18px; background: var(--ink); color: var(--paper); transform: translateY(-160%); z-index: 10; }
.skip-link:focus { transform: translateY(0); color: var(--paper); }
.intro { display: grid; grid-template-columns: 1.3fr 0.8fr; gap: 72px; padding-block: 91px 95px; align-items: end; }
.eyebrow, .section-label { font-size: 11px; line-height: 1.5; letter-spacing: 1.5px; text-transform: uppercase; font-weight: 550; }
.eyebrow { margin-bottom: 24px; color: var(--muted); }
h1 { font-size: clamp(38px, 4.2vw, 56px); line-height: 1.13; letter-spacing: -1.8px; font-weight: 600; }
.headline-accent { color: var(--accent); }
.intro-note { padding-bottom: 6px; color: var(--body); font-size: 16px; line-height: 1.85; max-width: 310px; }
.intro-note .small-note { margin-top: 21px; color: var(--muted); font-size: 13px; }
.editorial-section { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 36px; padding-block: 48px 52px; border-top: 1px solid var(--rule); scroll-margin-top: 24px; }
.section-label { display: flex; align-items: baseline; gap: 16px; padding-top: 7px; color: var(--muted); }
.section-label h2 { font: inherit; color: var(--ink); }
.section-number { font-size: 10px; letter-spacing: 0.4px; font-variant-numeric: tabular-nums; }
.app-listing { display: flex; align-items: flex-start; gap: 24px; padding-block: 3px; }
.app-icon-link { flex-shrink: 0; border-radius: 15px; }
.app-icon { width: 64px; border-radius: 15px; }
.app-heading { display: flex; flex-wrap: wrap; align-items: center; gap: 15px; margin-bottom: 7px; }
.app-heading h3 { font-weight: 600; font-size: 24px; line-height: 1.3; letter-spacing: -0.5px; }
.app-heading a { text-decoration: none; }
.release-status { display: inline-block; width: fit-content; padding: 3px 9px; background: var(--accent-wash); color: var(--accent); font-size: 10px; letter-spacing: 0.3px; line-height: 1.6; border-radius: 3px; white-space: nowrap; }
.app-copy p { color: var(--body); font-size: 15px; line-height: 1.8; }
.text-link { display: inline-block; margin-top: 14px; color: var(--accent); font-size: 13px; font-weight: 500; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.text-link span { margin-left: 5px; }
.section-title { color: var(--ink); font-size: 26px; line-height: 1.4; font-weight: 600; letter-spacing: -0.6px; margin-bottom: 16px; }
.prose { color: var(--body); max-width: 655px; }
.prose p + p { margin-top: 17px; }
.studio-copy { max-width: 610px; }
.studio-copy .studio-signoff { display: flex; align-items: center; gap: 12px; margin-top: 24px; color: var(--muted); font-size: 12px; }
.small-rule { width: 24px; height: 1px; background: var(--muted); }
.contact-section { padding-bottom: 68px; }
.contact-section .section-title { font-size: 24px; }
.email-link { display: inline-block; margin-top: 17px; color: var(--accent); font-size: 18px; text-decoration: none; }
.email-link:hover { text-decoration: underline; }
.email-link span { margin-left: 5px; font-size: 15px; }
.prose .support-note { margin-top: 19px; font-size: 12px; color: var(--muted); }
.inline-link { color: var(--accent); }
.site-footer { display: flex; flex-wrap: wrap; align-items: center; column-gap: 34px; row-gap: 14px; padding-block: 25px 38px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 11px; }
.footer-links { display: flex; gap: 22px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }
.footer-note { margin-left: auto; font-size: 11px; }
/* Interior pages retain the masthead and use a quiet reading column. */
.reading-page { max-width: 700px; margin-inline: auto; padding-block: 68px 80px; }
.breadcrumb { margin-bottom: 32px; font-size: 12px; color: var(--muted); }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin-inline: 9px; color: var(--muted); }
.reading-page h1 { font-size: clamp(38px, 4.2vw, 52px); letter-spacing: -1.4px; }
.page-lede { color: var(--body); font-size: 19px; line-height: 1.75; margin-top: 22px; max-width: 620px; }
.page-meta { color: var(--muted); font-size: 12px; margin-top: 18px; }
.article-body { margin-top: 39px; color: var(--body); }
.article-body h2 { color: var(--ink); font-size: 23px; font-weight: 600; letter-spacing: -0.4px; line-height: 1.4; margin-block: 35px 12px; }
.article-body p + p { margin-top: 16px; }
.article-body ul { padding-left: 23px; margin-block: 16px; }
.article-body li + li { margin-top: 7px; }
.article-body a { color: var(--accent); }
.back-link { display: inline-block; margin-top: 39px; color: var(--accent); font-size: 13px; }
@media (min-width: 1500px) {
  .site-shell { max-width: 1080px; }
  .intro { padding-block: 105px; }
}
@media (max-width: 820px) {
  .site-shell { width: calc(100% - 64px); }
  .site-header { min-height: 108px; }
  .intro { gap: 36px; grid-template-columns: 1.2fr 1fr; padding-block: 64px; }
  h1 { font-size: 38px; letter-spacing: -1.3px; }
  .intro-note { font-size: 15px; }
  .editorial-section { grid-template-columns: 130px minmax(0, 1fr); gap: 24px; }
  .section-label { gap: 11px; font-size: 10px; }
  .app-heading { gap: 10px; }
  .app-listing { gap: 18px; }
  .app-icon { width: 56px; }
  .section-title, .contact-section .section-title { font-size: 24px; }
  .desktop-break { display: none; }
  .footer-note { width: 100%; margin-left: 0; }
}
@media (max-width: 580px) {
  .site-shell { width: calc(100% - 44px); }
  .site-header { min-height: 94px; gap: 18px; }
  .wordmark { font-size: 25px; letter-spacing: -1.3px; }
  .site-header nav { gap: 18px; font-size: 11px; }
  .site-header nav span { display: none; }
  .intro { display: block; padding-block: 51px 47px; }
  .eyebrow { font-size: 10px; margin-bottom: 22px; letter-spacing: 1.2px; }
  h1 { font-size: clamp(29px, 8.5vw, 44px); letter-spacing: -1.1px; }
  .intro-note { max-width: 340px; padding-bottom: 0; margin-top: 26px; }
  .intro-note .small-note { margin-top: 13px; font-size: 13px; }
  .editorial-section { display: block; padding-block: 30px 35px; }
  .section-label { padding: 0; margin-bottom: 24px; gap: 13px; font-size: 10px; }
  .app-listing { gap: 17px; }
  .app-icon { width: 50px; border-radius: 12px; }
  .app-heading { gap: 10px; }
  .app-heading h3 { font-size: 23px; }
  .release-status { font-size: 9px; padding: 2px 7px; }
  .app-copy p { font-size: 14px; }
  .prose { font-size: 15px; }
  .section-title, .contact-section .section-title { font-size: 23px; }
  .contact-section { padding-bottom: 40px; }
  .email-link { font-size: 17px; }
  .site-footer { gap: 16px 24px; font-size: 10px; padding-block: 22px 30px; }
  .footer-links { gap: 17px; }
  .footer-note { font-size: 11px; }
  .reading-page { padding-block: 35px 52px; }
  .breadcrumb { margin-bottom: 27px; }
  .reading-page h1 { font-size: clamp(32px, 8.5vw, 42px); }
  .page-lede { font-size: 17px; }
  .article-body { margin-top: 29px; font-size: 15px; }
  .article-body h2 { font-size: 22px; }
}
@media (max-width: 360px) {
  .site-header nav { gap: 12px; font-size: 10px; }
  .wordmark { font-size: 23px; }
  .app-heading { align-items: flex-start; flex-direction: column; gap: 7px; }
}
@media (prefers-reduced-motion: no-preference) {
  a { transition: color 140ms ease; }
}