.resource-page { background: var(--paper); }
.resource-page .site-header { background: rgba(17,16,15,.96); }
.resource-page .nav-resources.is-current > summary { color: var(--white); }
.resource-page .nav-resources.is-current > summary::after { width: 100%; }
.resource-page .mobile-resource-nav.is-current > summary { color: var(--orange-bright); }
.resource-page .container { width: min(calc(100% - (2 * var(--gutter))), var(--max)); margin-inline: auto; }
.resource-page .eyebrow,
.resource-page .section-kicker { font: 600 .64rem/1.4 var(--mono); letter-spacing: .11em; text-transform: uppercase; }
.resource-page .eyebrow { color: var(--orange-dark); }
.resource-page .section { padding: clamp(5rem, 8vw, 8rem) 0; }
.resource-page .section.surface { background: var(--paper-bright); border-top: 1px solid var(--rule); }

.library-hero { position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: clamp(3rem, 8vw, 9rem); align-items: end; min-height: 82svh; padding: calc(var(--header) + clamp(4rem, 8vw, 8rem)) var(--gutter) clamp(5rem, 8vw, 8rem); overflow: hidden; color: var(--white); background: var(--ink); isolation: isolate; }
.library-hero-grid { position: absolute; inset: var(--header) 0 0 46%; z-index: -1; opacity: .08; background-image: linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(90deg, transparent, #000 24%, #000); }
.library-hero-copy { min-width: 0; max-width: 900px; }
.library-hero h1 { max-width: 920px; margin: 1.6rem 0 1.5rem; font: 700 clamp(4.5rem, 8vw, 9rem)/.8 var(--display); letter-spacing: -.04em; text-wrap: balance; text-transform: uppercase; }
.library-hero h1 em { color: var(--orange-bright); font-style: normal; }
.library-hero-copy > p:last-child { max-width: 760px; margin: 0; color: rgba(255,255,255,.72); font-size: clamp(1rem, 1.25vw, 1.2rem); line-height: 1.68; }
.library-hero-note { align-self: end; padding: 1.5rem 0; border-top: 1px solid rgba(255,255,255,.25); border-bottom: 1px solid rgba(255,255,255,.25); }
.library-hero-note strong,
.library-hero-note span { display: block; color: var(--orange-bright); font: 600 .64rem var(--mono); letter-spacing: .1em; }
.library-hero-note p { margin: 1.2rem 0 2rem; color: rgba(255,255,255,.68); line-height: 1.7; }
.library-hero-note span { color: rgba(255,255,255,.4); }

.library-feature { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: clamp(3rem, 7vw, 8rem); align-items: center; max-width: var(--max); margin: 0 auto; padding: clamp(5rem, 9vw, 9rem) var(--gutter); }
.library-feature figure { margin: 0; }
.library-feature figure img { width: 100%; height: auto; border: 1px solid var(--rule); background: var(--paper-bright); }
.library-feature h2 { max-width: 720px; margin: 1rem 0 1.4rem; font: 700 clamp(3.5rem, 5.4vw, 6.5rem)/.83 var(--display); letter-spacing: -.035em; text-wrap: balance; text-transform: uppercase; }
.library-feature > div > p:not(.section-kicker) { max-width: 650px; color: var(--muted); font-size: 1.05rem; line-height: 1.7; }
.library-meta { display: flex; gap: 1.5rem; margin: 1.7rem 0; color: var(--orange-dark); font: 600 .6rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.library-index { display: grid; grid-template-columns: repeat(3, 1fr); max-width: var(--max); margin: 0 auto; padding-inline: var(--gutter); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.library-index a { display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; min-height: 132px; padding: 1.5rem; border-left: 1px solid var(--rule); }
.library-index a:last-child { border-right: 1px solid var(--rule); }
.library-index span { grid-row: 1 / 3; color: var(--orange-dark); font: 600 .62rem var(--mono); }
.library-index strong { align-self: end; font: 600 1.75rem/1 var(--display); text-transform: uppercase; }
.library-index small { color: var(--muted); font: 500 .58rem var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.library-index a:hover strong { color: var(--orange-dark); }

.library-collections { max-width: var(--max); margin: 0 auto; padding: clamp(6rem, 10vw, 10rem) var(--gutter); }
.library-topic + .library-topic { margin-top: clamp(7rem, 11vw, 12rem); }
.library-topic-heading { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 3rem; align-items: end; margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 2px solid var(--ink); }
.library-topic-heading h2 { margin: .8rem 0 0; font: 700 clamp(3.8rem, 6vw, 7rem)/.82 var(--display); letter-spacing: -.035em; text-transform: uppercase; }
.library-topic-heading > p { max-width: 600px; margin: 0; color: var(--muted); line-height: 1.7; }
.library-ledger { border-bottom: 1px solid var(--rule); }
.library-entry { display: grid; grid-template-columns: 48px minmax(180px, 260px) minmax(0, 1fr) 34px; gap: clamp(1.2rem, 3vw, 3.5rem); align-items: center; min-height: 220px; padding: 1.4rem 0; border-top: 1px solid var(--rule); }
.library-entry:first-child { border-top: 0; }
.library-number { align-self: start; padding-top: .25rem; color: var(--orange-dark); font: 600 .62rem var(--mono); }
.library-entry figure { margin: 0; overflow: hidden; background: var(--paper-bright); }
.library-entry figure img { width: 100%; height: auto; transition: transform .25s ease; }
.library-entry:hover figure img { transform: scale(1.018); }
.library-entry-copy > p:first-child { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; margin-bottom: .8rem; color: var(--orange-dark); font: 600 .58rem var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.library-entry h3 { max-width: 900px; margin: 0 0 .75rem; font: 600 clamp(2rem, 3vw, 3.25rem)/.95 var(--display); text-wrap: balance; text-transform: uppercase; }
.library-entry-copy > p:last-child { max-width: 820px; margin: 0; color: var(--muted); line-height: 1.65; }
.library-arrow { justify-self: end; font-size: 1.45rem; transition: transform .2s ease; }
.library-entry:hover .library-arrow { color: var(--orange-dark); transform: translate(3px,-3px); }

.library-closing { display: grid; grid-template-columns: minmax(0, 1.25fr) auto; gap: 3rem; align-items: end; padding: clamp(5rem, 8vw, 8rem) var(--gutter); color: var(--white); background: var(--ink); }
.library-closing h2 { max-width: 900px; margin: 1rem 0 1.2rem; font: 700 clamp(4rem, 6.5vw, 7.4rem)/.82 var(--display); letter-spacing: -.035em; text-transform: uppercase; }
.library-closing p:not(.section-kicker) { max-width: 760px; color: rgba(255,255,255,.66); line-height: 1.7; }
.library-closing .action-row { justify-content: flex-end; }

.article-hero { padding: calc(var(--header) + clamp(4.5rem, 8vw, 8rem)) var(--gutter) clamp(4.5rem, 7vw, 7rem); color: var(--white); background: var(--ink); }
.article-hero .container { max-width: 1180px; }
.breadcrumbs { margin-bottom: 3.5rem; color: rgba(255,255,255,.45); font: 500 .6rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.breadcrumbs a:hover { color: var(--orange-bright); }
.article-hero .eyebrow { color: var(--orange-bright); }
.article-hero h1 { max-width: 1100px; margin: 1rem 0 1.5rem; font: 700 clamp(4rem, 7vw, 8rem)/.82 var(--display); letter-spacing: -.04em; hyphens: none; overflow-wrap: normal; text-wrap: balance; text-transform: uppercase; word-break: normal; }
.article-hero .lede { max-width: 850px; color: rgba(255,255,255,.72); font-size: clamp(1.05rem, 1.45vw, 1.3rem); line-height: 1.68; }
.resource-meta { display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; margin-top: 2rem; color: rgba(255,255,255,.42); font: 500 .58rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.resource-meta span + span::before { margin-right: 1.6rem; content: "/"; }
.article-figure { max-width: 1200px; margin: clamp(3rem, 6vw, 6rem) auto 0; padding-inline: var(--gutter); }
.article-figure img { width: 100%; height: auto; border: 1px solid var(--rule); background: var(--paper-bright); }
.article-figure figcaption,
.article-inline-figure figcaption { margin-top: .8rem; color: var(--muted); font: 500 .58rem/1.5 var(--mono); letter-spacing: .04em; text-transform: uppercase; }

.article-layout { display: grid; grid-template-columns: minmax(220px, .33fr) minmax(0, 1fr); gap: clamp(3rem, 8vw, 8rem); align-items: start; max-width: 1180px; }
.article-aside { position: sticky; top: calc(var(--header) + 2rem); }
.article-toc { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); }
.article-toc summary { padding: 1rem 0; font: 600 .64rem var(--mono); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
.article-toc[open] summary { border-bottom: 1px solid var(--rule); }
.article-toc nav { padding: .8rem 0; }
.article-toc a { display: block; padding: .55rem 0; color: var(--muted); font-size: .78rem; line-height: 1.45; }
.article-toc a:hover { color: var(--orange-dark); }
.article-aside-cta { margin-top: 2.5rem; padding: 1.2rem 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); }
.article-aside-cta strong { font: 600 1.4rem var(--display); text-transform: uppercase; }
.article-aside-cta p { margin: .6rem 0 1rem; color: var(--muted); font-size: .82rem; line-height: 1.55; }
.article-aside-cta a { color: var(--orange-dark); font: 600 .62rem var(--mono); text-transform: uppercase; }

.article-prose { width: 100%; min-width: 0; max-width: 800px; font-size: 1.04rem; line-height: 1.82; }
.article-prose > p:first-child { font-size: 1.25rem; line-height: 1.7; }
.article-prose section { scroll-margin-top: calc(var(--header) + 2rem); }
.article-prose section + section { margin-top: clamp(3.5rem, 6vw, 5.5rem); }
.article-prose h2 { margin: 0 0 1.25rem; font: 700 clamp(2.8rem, 4.5vw, 4.5rem)/.9 var(--display); letter-spacing: -.025em; text-wrap: balance; text-transform: uppercase; }
.article-prose h3 { margin: 2.4rem 0 .8rem; font: 600 2rem/1 var(--display); text-transform: uppercase; }
.article-prose p { color: #403c37; }
.article-prose a:not(.button) { color: var(--orange-dark); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-prose ul,
.article-prose ol { padding-left: 1.25rem; }
.article-prose li + li { margin-top: .65rem; }
.quick-answer,
.article-callout,
.evidence-note,
.article-source-note { margin: 2.5rem 0; padding: 1.5rem 0; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule); }
.quick-answer strong,
.article-callout strong,
.evidence-note strong { display: block; margin-bottom: .8rem; color: var(--orange-dark); font: 600 .65rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.quick-answer ul,
.evidence-note ul { margin-bottom: 0; }
.article-table-wrap { width: 100%; max-width: 100%; margin: 2.2rem 0; overflow-x: auto; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--ink); }
.article-table { width: 100%; min-width: 650px; border-collapse: collapse; font-size: .88rem; line-height: 1.55; }
.article-table th,
.article-table td { padding: 1rem; border-bottom: 1px solid var(--rule); text-align: left; vertical-align: top; }
.article-table th { font: 600 .62rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.article-checklist { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1.5rem; margin: 2rem 0; padding: 0; border-top: 1px solid var(--ink); list-style: none; }
.article-checklist li { position: relative; margin: 0; padding: 1rem 0 1rem 1.5rem; border-bottom: 1px solid var(--rule); }
.article-checklist li::before { position: absolute; top: 1.1rem; left: 0; color: var(--orange-dark); content: "✓"; font-weight: 700; }
.article-inline-figure { margin: clamp(3rem, 6vw, 5rem) 0; }
.article-inline-figure img { width: 100%; height: auto; border: 1px solid var(--rule); background: var(--paper-bright); }
.article-faq { margin-top: clamp(4rem, 7vw, 6rem) !important; }
.article-faq details { border-top: 1px solid var(--rule); }
.article-faq details:last-child { border-bottom: 1px solid var(--rule); }
.article-faq summary { padding: 1.2rem 2rem 1.2rem 0; font-weight: 600; cursor: pointer; }
.article-faq details p { padding-bottom: 1.1rem; }
.article-source-note { color: var(--muted) !important; font-size: .82rem; }
.article-end-cta { margin-top: clamp(4rem, 8vw, 7rem); padding: clamp(2.5rem, 5vw, 4rem); color: var(--white); background: var(--ink); }
.article-end-cta .eyebrow { color: var(--orange-bright); }
.article-end-cta h2 { max-width: 660px; margin-top: 1rem; color: var(--white); }
.article-end-cta p:not(.eyebrow) { max-width: 620px; color: rgba(255,255,255,.68); }

.topic-heading { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: end; margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 2px solid var(--ink); }
.topic-heading h2 { margin: .6rem 0 0; font: 700 clamp(3rem, 5vw, 5.5rem)/.84 var(--display); text-transform: uppercase; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--rule); }
.related-card { min-height: 170px; padding: 1.5rem; border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); }
.related-card:last-child { border-right: 1px solid var(--rule); }
.related-card span { display: block; margin-bottom: 2rem; color: var(--orange-dark); font: 600 .58rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.related-card strong { display: block; font: 600 2rem/1 var(--display); text-transform: uppercase; }
.related-card:hover strong { color: var(--orange-dark); }

@media (min-width: 1101px) {
  .article-toc > summary { display: none; }
  .article-toc[open] > summary { border: 0; }
}

@media (max-width: 1100px) {
  .library-hero,
  .library-feature,
  .library-topic-heading,
  .library-closing { grid-template-columns: minmax(0, 1fr); }
  .library-hero { min-height: 0; }
  .library-hero-note { max-width: 720px; }
  .library-feature { padding-inline: var(--gutter); }
  .library-closing .action-row { justify-content: flex-start; }
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .article-aside { position: static; }
  .article-aside-cta { display: none; }
  .article-toc { max-width: 800px; }
  .article-toc nav { padding: 1rem 0; }
}

@media (max-width: 760px) {
  .library-hero h1 { font-size: clamp(3.5rem, 15vw, 5.2rem); }
  .library-feature h2,
  .library-topic-heading h2,
  .library-closing h2 { font-size: clamp(3.4rem, 15vw, 5rem); }
  .article-hero h1 { font-size: clamp(2.8rem, 12vw, 4.6rem); }
  .library-index { grid-template-columns: 1fr; }
  .library-index a { min-height: 95px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
  .library-index a:last-child { border-bottom: 0; }
  .library-entry { grid-template-columns: 38px minmax(0, 1fr) 28px; gap: 1rem; padding: 1.5rem 0 2rem; }
  .library-entry figure { grid-column: 2 / 4; }
  .library-entry-copy { grid-column: 2 / 4; }
  .library-arrow { grid-column: 3; grid-row: 1; }
  .library-closing .action-row { align-items: flex-start; flex-direction: column; }
  .resource-meta span + span::before { display: none; }
  .article-checklist { grid-template-columns: 1fr; }
  .topic-heading { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .related-card,
  .related-card:last-child { min-height: 130px; border-right: 1px solid var(--rule); }
  .related-card + .related-card { border-top: 0; }
}

@media (max-width: 480px) {
  .library-hero,
  .article-hero { padding-right: 1.2rem; padding-left: 1.2rem; }
  .library-feature,
  .library-index,
  .library-collections,
  .library-closing { padding-right: 1.2rem; padding-left: 1.2rem; }
  .library-feature { gap: 2.5rem; }
  .library-entry h3 { font-size: 2rem; }
  .article-prose { font-size: 1rem; }
  .article-prose > p:first-child { font-size: 1.12rem; }
  .article-end-cta { margin-inline: -.25rem; padding: 2rem 1.25rem; }
}