/* Meu Chimarrão: a light editorial guide. */
:root {
  color-scheme: light;
  --c-paper: #faf8f2;
  --c-surface: #fffdf8;
  --c-primary: #173d2e;
  --c-secondary: #355442;
  --c-text: #29382f;
  --c-text-muted: #626959;
  --c-accent: #91482f;
  --c-olive: #596341;
  --c-border: #d9d9cb;
  --c-light: #eeeee2;
  --c-code-bg: #eeeee2;
  --ff: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ff-serif: Georgia, "Times New Roman", serif;
  --ff-mono: ui-monospace, SFMono-Regular, Consolas, monospace;
  --max-w: 1120px;
  --header-h: 80px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 24px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--c-paper); color: var(--c-text); font: 1rem/1.65 var(--ff); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--c-primary); text-decoration: none; text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { color: var(--c-accent); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 4px; }
[hidden] { display: none !important; }
.container { width: min(var(--max-w), calc(100% - 48px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }
main { min-height: 60vh; }
main:focus { outline: none; }
.skip-link { position: fixed; top: 8px; left: 16px; z-index: 200; padding: 12px 20px; background: var(--c-primary); color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: none; color: #fff; }
.eyebrow { color: var(--c-olive); font: 650 .75rem/1.5 var(--ff); text-transform: uppercase; letter-spacing: .13em; margin-bottom: 16px; }
.text-link, .card-link, .faq-link { color: var(--c-primary); text-decoration: underline; font-size: .9rem; font-weight: 600; }
.text-link { display: inline-block; padding-block: 10px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 11px 20px; border: 1px solid var(--c-primary); border-radius: 3px; font-size: .9rem; font-weight: 600; line-height: 1.4; text-align: center; }
.btn-primary { background: var(--c-primary); color: #fffdf8; }
.btn-primary:hover { color: #fff; background: var(--c-secondary); border-color: var(--c-secondary); }
.btn-secondary { color: var(--c-primary); background: transparent; }
.btn-secondary:hover { color: var(--c-primary); background: var(--c-light); }
button:disabled { opacity: .65; cursor: wait; }

/* The header keeps the navigation separate from the article. */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--c-paper); border-bottom: 1px solid var(--c-border); }
.header-inner { display: flex; min-height: var(--header-h); align-items: center; justify-content: space-between; gap: 28px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; color: var(--c-primary); }
.site-title { font: 1.6rem/1 var(--ff-serif); letter-spacing: -.04em; white-space: nowrap; }
.brand-mark { flex-shrink: 0; }
.nav-list { list-style: none; display: flex; align-items: center; gap: 4px; padding: 0; }
.nav-link { display: flex; align-items: center; gap: 6px; min-height: 44px; padding: 8px 9px; font-size: .85rem; color: var(--c-text-muted); white-space: nowrap; }
.nav-link.active { color: var(--c-primary); text-decoration: underline; text-underline-offset: 8px; }
.nav-link:hover { color: var(--c-accent); }
.nav-search { margin-left: 8px; border-left: 1px solid var(--c-border); padding-left: 16px; }
.nav-toggle { align-items: center; gap: 8px; min-height: 44px; border: 1px solid var(--c-border); border-radius: 3px; background: none; padding: 8px 10px; font-size: .8rem; }

/* Section headers and article cards use the same paper surface. */
.section { padding-block: 56px; }
.section-header { padding-top: 60px; padding-bottom: 36px; border-bottom: 1px solid var(--c-border); }
.section-header h1 { color: var(--c-primary); font: 400 clamp(2.2rem, 4vw, 3.5rem)/1.12 var(--ff-serif); letter-spacing: -.03em; max-width: 900px; overflow-wrap: anywhere; }
.section-intro { color: var(--c-text-muted); max-width: 650px; margin-top: 20px; font-size: 1.1rem; }
.section-list { padding-top: 24px; }
.section-content { max-width: 740px; margin-block: 32px; }
.section-title, .related-title { color: var(--c-primary); font: 400 clamp(1.7rem, 3vw, 2.25rem)/1.2 var(--ff-serif); letter-spacing: -.025em; }
.section-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 28px; }
.section-heading-row .eyebrow { margin-bottom: 10px; }
.section-heading-row > .text-link { flex-shrink: 0; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.card { min-width: 0; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 3px; }
.card-body { display: flex; flex-direction: column; align-items: start; height: 100%; padding: 26px; }
.card-image { width: 100%; max-height: 210px; object-fit: cover; border-bottom: 1px solid var(--c-border); }
.card:has(.card-image) .card-body { height: auto; }
.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; color: var(--c-text-muted); font-size: .75rem; margin-bottom: 14px; }
.card-meta > span { color: var(--c-olive); }
.card-title { color: var(--c-primary); font: 400 1.42rem/1.3 var(--ff-serif); letter-spacing: -.015em; overflow-wrap: anywhere; }
.card-summary { margin-top: 12px; color: var(--c-text-muted); font-size: .92rem; line-height: 1.65; overflow-wrap: anywhere; }
.card-link { margin-top: auto; padding-top: 20px; min-height: 44px; }
.card-compact { display: block; padding: 22px; }
.card-compact:hover { border-color: var(--c-olive); }
.card-grid-compact { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.card-grid-compact .card-title { font-size: 1.3rem; }
.pagination { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; list-style: none; padding: 0; margin-top: 48px; }
.page-link { display: inline-flex; min-width: 44px; min-height: 44px; justify-content: center; align-items: center; padding: 8px 12px; border: 1px solid var(--c-border); border-radius: 2px; }
.page-item.active .page-link { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.page-item.disabled .page-link { color: var(--c-text-muted); background: var(--c-light); }
.section-nav { margin-top: 32px; }
.taxonomy-list, .article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.taxonomy-badge, .tag { display: inline-block; padding: 8px 12px; font-size: .8rem; border: 1px solid var(--c-border); border-radius: 2px; overflow-wrap: anywhere; }
.taxonomy-badge:hover, .tag:hover { border-color: var(--c-olive); }
.badge, .tag-sm { display: inline-block; font-size: .75rem; color: var(--c-olive); }

/* The article has a readable column and a bounded desktop index. */
.article.section { padding-top: 22px; }
.breadcrumbs { color: var(--c-text-muted); font-size: .75rem; margin-bottom: 32px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 4px 8px; list-style: none; padding: 0; }
.breadcrumbs li { min-width: 0; overflow-wrap: anywhere; }
.breadcrumbs li + li::before { content: "/"; color: var(--c-olive); padding-right: 8px; }
.breadcrumbs a { color: var(--c-text-muted); }
.breadcrumbs a:hover { text-decoration: underline; }
.article-layout { display: grid; grid-template-columns: minmax(0, 740px) 260px; gap: 80px; }
.article-layout-simple { display: block; max-width: 740px; margin-inline: auto; }
.article-main { min-width: 0; }
.article-header { padding-bottom: 28px; border-bottom: 1px solid var(--c-border); margin-bottom: 32px; }
.article-title { color: var(--c-primary); font: 400 clamp(2.05rem, 4.1vw, 3.25rem)/1.12 var(--ff-serif); letter-spacing: -.035em; overflow-wrap: anywhere; text-wrap: pretty; }
.article-meta { display: flex; flex-wrap: wrap; gap: 6px 20px; margin-top: 24px; font-size: .8rem; color: var(--c-text-muted); }
.article-meta > * { display: inline-block; }
.glossary-definition { margin-top: 22px; font-size: 1.15rem; color: var(--c-text-muted); }
.article-sidebar { position: sticky; top: calc(var(--header-h) + 28px); align-self: start; min-width: 0; padding-left: 24px; border-left: 1px solid var(--c-border); }
.toc-title { color: var(--c-olive); font: 650 .75rem/1.4 var(--ff); letter-spacing: .1em; text-transform: uppercase; margin: 0 0 16px; }
.toc-links { overflow-y: auto; max-height: calc(100vh - var(--header-h) - 90px); max-height: calc(100svh - var(--header-h) - 90px); padding-right: 12px; scrollbar-width: thin; scrollbar-color: #b5baa6 transparent; overscroll-behavior: contain; }
.toc-links ul, .toc-links ol { list-style: none; padding: 0; margin: 0; }
.toc-links li + li { margin-top: 8px; }
.toc-links a { display: block; color: var(--c-text-muted); font-size: .8rem; line-height: 1.5; padding-block: 4px; overflow-wrap: anywhere; }
.toc-links a:hover { color: var(--c-primary); text-decoration: underline; }
.toc-links li ul { padding-left: 14px; border-left: 1px solid var(--c-border); margin-top: 4px; }
.toc-links li ul a { font-size: .75rem; }
.toc-mobile { display: none; }
.article-tags { align-items: center; border-top: 1px solid var(--c-border); margin-top: 40px; padding-top: 20px; }
.tags-label { font-size: .75rem; color: var(--c-text-muted); margin-right: 8px; }
.related-posts { border-top: 1px solid var(--c-border); margin-top: 64px; padding-top: 40px; }
.related-posts .card-grid { margin-top: 24px; }
.related-terms { margin-top: 36px; }
.related-terms-list { padding-left: 20px; margin-top: 16px; }
.related-terms-list a { text-decoration: underline; }

/* The body styles match the classes that the templates use. */
.article-content, .prose { font-size: 1.075rem; line-height: 1.8; overflow-wrap: anywhere; }
.article-content > * + *, .prose > * + * { margin-top: 22px; }
.article-content h2, .prose h2 { color: var(--c-primary); font: 400 clamp(1.65rem, 2.8vw, 2rem)/1.25 var(--ff-serif); letter-spacing: -.02em; margin-top: 48px; margin-bottom: 18px; }
.article-content h3, .prose h3 { color: var(--c-primary); font: 400 1.45rem/1.3 var(--ff-serif); margin-top: 32px; margin-bottom: 12px; }
.article-content h4, .prose h4 { color: var(--c-primary); font-size: 1.05rem; margin-top: 28px; }
.article-content > :first-child, .prose > :first-child { margin-top: 0; }
.article-content a, .prose a { text-decoration: underline; }
.article-content a.btn, .prose a.btn { text-decoration: none; }
.article-content ul, .article-content ol, .prose ul, .prose ol { padding-left: 1.5em; }
.article-content li, .prose li { padding-left: .2em; }
.article-content li + li, .prose li + li { margin-top: 8px; }
.article-content li::marker, .prose li::marker { color: var(--c-olive); font-weight: 600; }
.article-content li > ul, .article-content li > ol { margin-block: 8px; }
.article-content hr { border: 0; border-top: 1px solid var(--c-border); margin-block: 40px; }
.article-content img { margin-block: 28px; border-radius: 3px; }
.article-content figure figcaption { color: var(--c-text-muted); font-size: .85rem; margin-top: 8px; }
.article-content blockquote, .prose blockquote { margin-inline: 0; border-left: 3px solid var(--c-olive); padding: 16px 24px; background: var(--c-light); }
.article-content blockquote > * + * { margin-top: 14px; }
.quick-answer, .revenue-note { padding: 20px 24px; border-left: 3px solid var(--c-olive); background: var(--c-light); font-size: 1rem; line-height: 1.75; }
.table-scroll { max-width: 100%; overflow-x: auto; overscroll-behavior-x: contain; margin-block: 28px; border: 1px solid var(--c-border); border-radius: 2px; }
.article-content table, .prose table { width: 100%; min-width: 540px; border-collapse: collapse; font-size: .88rem; line-height: 1.6; overflow-wrap: normal; }
.article-content th, .article-content td { padding: 12px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--c-border); }
.article-content th { color: var(--c-primary); background: var(--c-light); font-weight: 600; }
.article-content tbody tr:nth-child(even) { background: #f3f2e9; }
.article-content tr:last-child td { border-bottom: 0; }
.article-content code, .prose code { background: var(--c-code-bg); padding: .15em .35em; border-radius: 2px; font: .85em var(--ff-mono); }
.article-content pre, .prose pre { overflow-x: auto; max-width: 100%; padding: 20px; background: #edf0e5; border: 1px solid var(--c-border); font: .85rem/1.7 var(--ff-mono); }
.article-content pre code, .prose pre code { background: none; padding: 0; }
.article-content .highlight { max-width: 100%; overflow-x: auto; }
.article-content .highlight pre { background: var(--c-primary) !important; color: #fffdf8 !important; }

/* The home page introduces the guide without repeated banners. */
.home-hero { padding-top: 48px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.hero-copy h1 { color: var(--c-primary); font: 400 clamp(2.8rem, 5.2vw, 4.25rem)/1.08 var(--ff-serif); letter-spacing: -.04em; }
.hero-intro { color: var(--c-text-muted); font-size: 1.1rem; line-height: 1.75; max-width: 49ch; margin-top: 24px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 28px; }
.hero-art img { width: 100%; max-width: 460px; margin-inline: auto; }
.home-safety { border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); margin-top: 36px; padding-block: 20px; font-size: .85rem; color: var(--c-text-muted); }
.home-safety strong { color: var(--c-olive); }
.route-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; padding: 0; gap: 32px; }
.route-list li { display: flex; align-items: start; gap: 16px; }
.route-number { color: var(--c-accent); font: 400 1.7rem/1.3 var(--ff-serif); }
.route-list h3 { font: 400 1.35rem/1.3 var(--ff-serif); }
.route-list p { color: var(--c-text-muted); font-size: .92rem; margin-top: 8px; }
.home-latest { border-block: 1px solid var(--c-border); background: #f3f2e9; }
.reference-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; }
.reference-grid .section-title { margin-bottom: 20px; }
.reference-terms { margin-bottom: 12px; }
.reference-terms > a { display: block; border-bottom: 1px solid var(--c-border); padding: 18px 0; }
.reference-terms h3, .home-tool h3 { font: 400 1.25rem/1.3 var(--ff-serif); }
.reference-terms p, .home-tool p { margin-top: 8px; color: var(--c-text-muted); font-size: .9rem; }
.home-tool { margin-top: 28px; border-top: 1px solid var(--c-border); padding-top: 24px; }
.home-tool .text-link { margin-top: 8px; }

/* Native details keep the answers accessible without JavaScript. */
.faq-list { max-width: 800px; margin-inline: auto; }
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 64px; padding: 18px 0; cursor: pointer; font-size: 1rem; font-weight: 550; line-height: 1.5; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--c-accent); font: 400 1.5rem/1 var(--ff-serif); flex-shrink: 0; }
.faq-item[open] summary::after { content: "−"; }
.faq-item summary:hover { color: var(--c-accent); }
.faq-answer { padding: 0 0 24px; color: var(--c-text-muted); font-size: .97rem; }
.faq-answer .faq-link { display: inline-block; margin-top: 16px; padding-block: 4px; }
.alpha-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-block: 8px 32px; }
.alpha-nav a { display: inline-flex; min-width: 44px; min-height: 44px; align-items: center; justify-content: center; border: 1px solid var(--c-border); }
.alpha-nav a:hover { background: var(--c-light); }
.glossary-group + .glossary-group { margin-top: 40px; }
.glossary-letter { color: var(--c-olive); font: 400 2rem/1.2 var(--ff-serif); margin-bottom: 18px; }

/* The search uses local data and the shared card typography. */
.search-box { max-width: 740px; margin: 0 auto 28px; }
.search-label { display: block; color: var(--c-primary); margin-bottom: 10px; font-size: .9rem; }
.search-input { display: block; width: 100%; min-width: 0; min-height: 50px; padding: 12px 16px; background: var(--c-surface); border: 1px solid var(--c-olive); border-radius: 3px; }
.search-results { max-width: 900px; margin-inline: auto; }
.search-results .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.search-placeholder, .search-count { color: var(--c-text-muted); margin-bottom: 20px; font-size: .9rem; }

/* Product and newsletter links remain secondary to the article. */
.kit-cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; border-block: 1px solid var(--c-border); padding-block: 20px; margin-block: 28px; }
.kit-cta-top { margin-top: 0; }
.kit-cta-copy { font-size: .85rem; line-height: 1.6; }
.kit-cta-copy strong { color: var(--c-primary); display: block; margin-bottom: 4px; font-weight: 600; }
.kit-cta-copy span { color: var(--c-text-muted); }
.kit-cta .btn { padding: 8px 12px; flex-shrink: 0; font-size: .8rem; background: transparent; color: var(--c-primary); border-color: var(--c-border); }
.kit-cta .btn:hover { background: var(--c-light); }
.comparison-interest, .tool-cta, .newsletter-card { border: 1px solid var(--c-border); padding: 24px; background: var(--c-light); border-radius: 3px; margin-block: 28px; }
.comparison-interest-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.article-content .comparison-interest h2, .article-content .comparison-interest h3, .article-content .tool-cta h2, .article-content .newsletter-card h2 { margin-top: 0; font-size: 1.5rem; }
.tool-cta { display: flex; align-items: center; gap: 24px; justify-content: space-between; }
.tool-cta .btn { flex-shrink: 0; }
.tool-cta p, .newsletter-card p, .comparison-interest p { font-size: .92rem; }
.newsletter-card { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; }
.newsletter-kicker, .tool-cta-kicker, .result-kicker { color: var(--c-accent); text-transform: uppercase; letter-spacing: .09em; font-size: .72rem !important; font-weight: 600; margin-bottom: 8px; }
.newsletter-form label { font-size: .85rem; font-weight: 600; }
.newsletter-inline { display: flex; gap: 8px; margin-block: 8px; }
.newsletter-inline input { min-width: 0; width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid var(--c-olive); border-radius: 3px; background: var(--c-surface); }
.newsletter-inline .btn { padding: 8px 12px; font-size: .8rem; }
.newsletter-card .newsletter-note, .newsletter-status { font-size: .8rem; line-height: 1.6; }
.newsletter-status:not(:empty) { margin-block: 12px; }

/* The calculator keeps its existing form and result states. */
.tool-content { max-width: 900px; margin-inline: auto; }
.tool-page-intro h1 { color: var(--c-primary); font: 400 clamp(2.1rem, 4vw, 3.25rem)/1.12 var(--ff-serif); letter-spacing: -.03em; }
.tool-page-intro p + p { margin-top: 18px; }
.tool-page-intro h1 + p { margin-top: 24px; }
.tool-page-intro { padding-bottom: 28px; border-bottom: 1px solid var(--c-border); }
.health-disclaimer, .tool-fallback { background: #f4eddd; border-left: 3px solid var(--c-accent); padding: 18px 22px; font-size: .92rem; line-height: 1.75; }
.health-disclaimer strong { display: block; color: var(--c-accent); margin-bottom: 8px; }
.chimarrao-calculator { padding: 28px; border: 1px solid var(--c-border); border-radius: 3px; background: var(--c-surface); }
.calculator-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.chimarrao-calculator fieldset { min-width: 0; border: 1px solid var(--c-border); margin: 0; padding: 16px 20px 20px; }
.chimarrao-calculator legend { color: var(--c-primary); padding-inline: 8px; font: 400 1.3rem/1.3 var(--ff-serif); }
.chimarrao-calculator label { display: block; font-size: .88rem; font-weight: 550; margin: 12px 0 8px; }
.chimarrao-calculator select { width: 100%; min-width: 0; min-height: 46px; padding: 8px; font-size: .9rem; border: 1px solid var(--c-olive); border-radius: 2px; background: var(--c-surface); }
.chimarrao-calculator .caution-fieldset { margin-top: 24px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 24px; }
.caution-fieldset label { display: flex; align-items: start; gap: 8px; font-weight: 400; }
.caution-fieldset input { flex-shrink: 0; width: 18px; height: 18px; margin-top: 5px; accent-color: var(--c-primary); }
.calculator-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.calculator-result { padding: 28px; border: 1px solid var(--c-olive); border-left: 4px solid var(--c-olive); background: var(--c-surface); border-radius: 3px; }
.result-medium { border-color: #8b631e; }
.result-high { border-color: #9a3626; }
.article-content .calculator-result h2 { margin-top: 0; }
.result-main { margin-block: 16px; }
.result-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-block: 24px; padding-block: 16px; border-block: 1px solid var(--c-border); }
.result-metrics strong { display: block; color: var(--c-primary); font-size: 1.15rem; }
.result-metrics span { color: var(--c-text-muted); font-size: .82rem; }
.result-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-block: 24px; font-size: .9rem; }

/* The footer contains discreet reference and portfolio links. */
.site-footer { margin-top: 28px; padding-top: 48px; background: var(--c-light); border-top: 1px solid var(--c-border); }
.footer-grid { display: grid; grid-template-columns: 1.2fr .7fr 1.2fr; gap: 64px; padding-bottom: 40px; }
.footer-wordmark { font: 400 1.8rem/1.2 var(--ff-serif); letter-spacing: -.03em; }
.footer-grid p { color: var(--c-text-muted); font-size: .85rem; margin-top: 16px; max-width: 38ch; }
.footer-heading { color: var(--c-olive); font-size: .72rem; text-transform: uppercase; font-weight: 600; letter-spacing: .1em; margin: 4px 0 12px; }
.footer-links { list-style: none; padding: 0; }
.footer-links a { display: inline-block; min-height: 36px; padding-block: 6px; font-size: .85rem; }
.footer-links a:hover { text-decoration: underline; }
.footer-care .text-link { margin-top: 12px; font-size: .85rem; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid var(--c-border); padding-block: 20px; font-size: .75rem; color: var(--c-text-muted); }
.footer-bottom a { color: var(--c-text-muted); }
.portfolio-footer { padding-block: 20px; background: var(--c-paper); }
.portfolio-footer .container { display: flex; align-items: baseline; gap: 20px; }
.portfolio-title { color: var(--c-text-muted); font-size: .72rem; font-weight: 400; flex-shrink: 0; }
.portfolio-links { display: flex; flex-wrap: wrap; gap: 0 16px; }
.portfolio-link { padding-block: 6px; font-size: .72rem; color: var(--c-text-muted); }
.portfolio-link:hover { text-decoration: underline; }

@media (max-width: 1100px) {
  .article-layout { grid-template-columns: minmax(0, 1fr) 240px; gap: 48px; }
}
@media (max-width: 1050px) {
  :root { --header-h: 72px; }
  .header-inner { flex-wrap: wrap; gap: 0; position: relative; }
  .nav-toggle:not([hidden]) { display: inline-flex; }
  .site-nav { width: 100%; padding-block: 12px; }
  .nav-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 16px; }
  .nav-link { padding: 10px 12px; font-size: .95rem; }
  .nav-search { border: 0; padding-left: 12px; margin-left: 0; }
  .nav-toggle:not([hidden]) ~ .site-nav { position: absolute; top: 100%; left: -24px; width: calc(100% + 48px); max-height: calc(100svh - var(--header-h)); overflow-y: auto; background: var(--c-paper); padding: 12px 24px 20px; border-bottom: 1px solid var(--c-border); box-shadow: 0 12px 16px #173d2e0d; }
}
@media (max-width: 959px) {
  .article-layout { display: block; max-width: 740px; margin-inline: auto; }
  .article-sidebar { display: none; }
  .toc-mobile { display: block; margin-bottom: 24px; border-block: 1px solid var(--c-border); font-size: .88rem; }
  .toc-mobile summary { cursor: pointer; padding: 14px 0; color: var(--c-primary); font-weight: 600; min-height: 48px; }
  .toc-summary-hint { color: var(--c-text-muted); font-size: .75rem; font-weight: 400; margin-left: 12px; }
  .toc-mobile[open] .toc-summary-hint { display: none; }
  .toc-mobile .toc-links { padding: 4px 12px 16px 16px; max-height: 45vh; }
  .toc-mobile .toc-links a { font-size: .88rem; padding-block: 8px; }
  .toc-mobile .toc-links li + li { margin-top: 0; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-grid-compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-grid { gap: 24px; }
  .hero-copy h1 { font-size: 3.2rem; }
  .reference-grid { gap: 40px; }
  .route-list { gap: 24px; }
  .footer-grid { gap: 32px; }
}
@media (max-width: 700px) {
  :root { --header-h: 64px; }
  .container { width: calc(100% - 32px); }
  .site-title { font-size: 1.35rem; }
  .brand-mark { width: 27px; height: 34px; }
  .site-logo { gap: 7px; }
  .nav-toggle { gap: 6px; padding-inline: 8px; }
  .nav-toggle:not([hidden]) ~ .site-nav { left: -16px; width: calc(100% + 32px); padding-inline: 16px; }
  .section { padding-block: 40px; }
  .section-header { padding-top: 36px; padding-bottom: 28px; }
  .section-intro { font-size: 1rem; margin-top: 16px; }
  .section-list { padding-top: 24px; }
  .section-heading-row { align-items: start; flex-direction: column; gap: 12px; margin-bottom: 24px; }
  .section-heading-row .text-link { padding-block: 4px; }
  .card-grid, .search-results .card-grid { grid-template-columns: 1fr; gap: 16px; }
  .card-grid-compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-body { padding: 22px; }
  .card-title { font-size: 1.4rem; }
  .card-compact { padding: 18px; }
  .card-grid-compact .card-title { font-size: 1.18rem; }
  .card-grid-compact .card-summary { font-size: .85rem; }
  .article.section { padding-top: 18px; }
  .breadcrumbs { margin-bottom: 24px; font-size: .7rem; }
  .breadcrumbs [aria-current="page"] { display: none; }
  .article-title { font-size: 2.15rem; line-height: 1.15; }
  .article-header { padding-bottom: 24px; margin-bottom: 24px; }
  .article-meta { gap: 6px 16px; font-size: .75rem; margin-top: 20px; }
  .article-content, .prose { font-size: 1rem; line-height: 1.8; }
  .article-content h2 { font-size: 1.7rem; margin-top: 40px; }
  .article-content h3 { font-size: 1.35rem; }
  .quick-answer, .revenue-note { padding: 18px; font-size: .95rem; }
  .article-content th, .article-content td { padding: 10px 12px; }
  .related-posts { margin-top: 40px; padding-top: 28px; }
  .home-hero { padding-top: 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .hero-copy h1 { font-size: clamp(2.5rem, 10vw, 3.4rem); }
  .hero-intro { font-size: 1rem; margin-top: 20px; }
  .hero-actions { align-items: start; flex-direction: column; gap: 12px; margin-top: 24px; }
  .hero-art img { width: min(100%, 320px); }
  .home-safety { margin-top: 20px; }
  .route-list, .reference-grid { grid-template-columns: 1fr; gap: 28px; }
  .route-list li { gap: 20px; }
  .reference-grid { gap: 48px; }
  .kit-cta { align-items: start; flex-direction: column; gap: 12px; }
  .newsletter-card, .calculator-grid, .chimarrao-calculator .caution-fieldset, .result-metrics { grid-template-columns: 1fr; }
  .newsletter-card, .tool-cta, .comparison-interest, .calculator-result { padding: 20px; }
  .newsletter-inline { flex-direction: column; }
  .tool-cta { display: block; }
  .tool-cta .btn { margin-top: 16px; }
  .chimarrao-calculator { padding: 16px; }
  .chimarrao-calculator fieldset { padding-inline: 12px; }
  .chimarrao-calculator legend { font-size: 1.15rem; }
  .tool-page-intro h1 { font-size: 2.15rem; }
  .health-disclaimer { padding: 16px 18px; }
  .calculator-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-care p { font-size: .8rem; }
  .footer-grid .text-link { font-size: .8rem; }
  .portfolio-footer .container { flex-direction: column; gap: 8px; }
}
@media (max-width: 360px) {
  .site-title { font-size: 1.2rem; }
  .card-grid-compact { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .article-title { font-size: 2rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .site-header, .site-footer, .portfolio-footer, .skip-link, .article-sidebar, .toc-mobile, .kit-cta, .newsletter-card { display: none; }
  body { background: #fff; color: #000; }
  .container { width: 100%; }
  .article-layout { display: block; }
  .article-content a { color: #000; }
  .table-scroll { overflow: visible; }
  .article-content table { min-width: 0; }
}