:root {
  --ink: #202726;
  --muted: #68716d;
  --jade: #3f7d68;
  --moss: #769980;
  --mineral: #eef1ef;
  --sand: #d8cbb8;
  --paper: #fafaf7;
  --white: #ffffff;
  --line: #d8ddda;
  --wrap: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1rem/1.6 Arial, Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button, input, select { font: inherit; }
.wrap { width: min(var(--wrap), calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 999; background: var(--ink); color: white; padding: .75rem 1rem; }
.skip-link:focus { top: 1rem; }

.site-header { min-height: 104px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 30px; border-bottom: 1px solid var(--line); }
.brand-lockup { display: flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-lockup img { width: 36px; height: 36px; flex: none; }
.brand-lockup > span { display: grid; line-height: 1.05; }
.brand-lockup b { font-size: .9rem; letter-spacing: .08em; text-transform: uppercase; }
.brand-lockup small { margin-top: 7px; color: var(--muted); font-size: .72rem; letter-spacing: .03em; }
.navigation { display: grid; gap: 8px; justify-items: center; }
.navigation nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.main-nav { font-size: .78rem; font-weight: 700; }
.topic-nav { color: var(--muted); font-size: .7rem; }
.navigation a:hover, .navigation a[aria-current="page"] { color: var(--jade); }
.header-index-link { justify-self: end; border: 1px solid var(--ink); border-radius: 999px; padding: 8px 13px; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.nav-toggle { display: none; border: 1px solid var(--ink); background: transparent; padding: 8px 10px; font-weight: 800; }
.nav-toggle i, .nav-toggle i::before, .nav-toggle i::after { display: block; width: 17px; height: 2px; background: currentColor; content: ""; }
.nav-toggle i { position: relative; margin-left: 8px; }
.nav-toggle i::before { position: absolute; top: -6px; }
.nav-toggle i::after { position: absolute; top: 6px; }

.eyebrow { margin: 0 0 16px; color: var(--jade); font-size: .7rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.home-intro { display: grid; grid-template-columns: minmax(0, .9fr) minmax(460px, 1.1fr); gap: clamp(44px, 7vw, 110px); align-items: center; min-height: 680px; padding-block: 76px; }
.home-intro h1 { margin: 0; font: 500 clamp(4rem, 6.5vw, 7.2rem)/.88 Georgia, serif; letter-spacing: -.065em; }
.home-intro h1 em { color: var(--jade); font-style: normal; }
.intro-deck { max-width: 560px; margin: 32px 0; color: #4e5955; font-size: 1.12rem; }
.intro-image { margin: 0; align-self: stretch; min-height: 520px; display: grid; grid-template-rows: 1fr auto; }
.intro-image img { width: 100%; height: 100%; min-height: 470px; object-fit: cover; object-position: center; }
.intro-image figcaption { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--ink); padding-top: 10px; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.index-search { max-width: 560px; }
.index-search label { display: block; margin-bottom: 8px; color: var(--muted); font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.index-search div { display: flex; border-bottom: 1px solid var(--ink); }
.index-search input { min-width: 0; flex: 1; border: 0; background: transparent; padding: 11px 0; outline: 0; }
.index-search button { border: 0; background: transparent; padding: 0 7px; font-size: 1.35rem; cursor: pointer; }

.route-index { padding-block: 80px 110px; }
.section-label { display: grid; grid-template-columns: 1fr 2fr auto; align-items: end; gap: 28px; margin-bottom: 34px; }
.section-label > * { margin: 0; }
.section-label h2 { font: 500 clamp(2.3rem, 4vw, 4rem)/1 Georgia, serif; letter-spacing: -.045em; }
.section-label > span, .section-label > a { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .09em; }
.route-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.route-card { min-height: 390px; display: flex; flex-direction: column; padding: 18px; background: var(--mineral); transition: transform .2s ease, background .2s ease; }
.route-card:hover { transform: translateY(-5px); background: #e6ebe8; }
.route-number { align-self: flex-end; font-size: .68rem; letter-spacing: .12em; }
.route-mark { display: grid; place-items: center; width: 108px; height: 108px; margin: 45px auto 38px; border: 1px solid currentColor; border-radius: 50%; color: var(--jade); font: 500 2.6rem/1 Georgia, serif; }
.route-card > p { margin: 0 0 7px; color: var(--jade); font-size: .65rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.route-card h3 { margin: 0; font: 500 1.6rem/1.15 Georgia, serif; }
.route-card small { margin-top: 10px; color: var(--muted); line-height: 1.45; }
.route-card b { margin-top: auto; padding-top: 22px; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.route-finishes { background: var(--sand); }
.route-finishes:hover { background: #cfc0aa; }
.route-products { background: var(--ink); color: var(--paper); }
.route-products small { color: #c5cfca; }
.route-products .route-mark, .route-products > p { color: #9ec2b0; }
.route-products:hover { background: #2b3634; }
.route-sourcing { background: #dbe5df; }

.section-head { display: grid; grid-template-columns: 1.4fr 1fr; align-items: end; gap: 80px; margin-bottom: 42px; }
.section-head h2 { margin: 0; font: 500 clamp(3rem, 5vw, 5.2rem)/.98 Georgia, serif; letter-spacing: -.055em; }
.section-head > p { max-width: 510px; margin: 0; color: var(--muted); }
.stone-index { padding-block: 110px; background: var(--mineral); }
.filters { display: grid; grid-template-columns: 1.8fr 1fr 1fr auto; gap: 12px; padding: 16px; background: var(--paper); border: 1px solid var(--line); }
.filters label { color: var(--muted); font-size: .65rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.filters input, .filters select { display: block; width: 100%; margin-top: 6px; border: 0; border-bottom: 1px solid var(--ink); border-radius: 0; background: transparent; color: var(--ink); padding: 9px 0; }
.filters button { align-self: end; border: 1px solid var(--ink); background: var(--ink); color: white; padding: 10px 15px; cursor: pointer; }
.index-meta { display: flex; justify-content: space-between; gap: 20px; margin: 24px 0 14px; color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .07em; }
.index-meta p { margin: 0; }
.stone-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid #cbd2ce; border-left: 1px solid #cbd2ce; }
.stone-grid article { background: var(--paper); border-right: 1px solid #cbd2ce; border-bottom: 1px solid #cbd2ce; }
.sample { position: relative; height: 170px; overflow: hidden; background: var(--stone); }
.sample::before, .sample::after, .sample i { content: ""; position: absolute; border-radius: 50%; background: #ffffff22; }
.sample::before { width: 190px; height: 5px; top: 62px; left: -18px; transform: rotate(-18deg); }
.sample::after { width: 250px; height: 2px; right: -36px; bottom: 42px; transform: rotate(15deg); }
.sample i:first-child { width: 4px; height: 4px; top: 30%; left: 32%; box-shadow: 20px 30px #0002, 80px 10px #fff3, 110px 70px #0002, 45px 95px #fff3; }
.sample i:last-child { inset: 0; border-radius: 0; background: repeating-radial-gradient(circle at 20% 30%, transparent 0 8px, #0000000b 9px 10px); }
.stone-info { padding: 20px; }
.stone-info > span { font: 500 2rem/1 Georgia, serif; }
.stone-info > small { float: right; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .09em; }
.stone-info h3 { margin: 22px 0 4px; font: 500 1.35rem/1.2 Georgia, serif; }
.stone-info p { margin: 0 0 16px; color: var(--muted); font-size: .82rem; }
.stone-info div { display: flex; flex-wrap: wrap; gap: 6px; }
.stone-info div b, .article-tags span { padding: 5px 9px; border-radius: 999px; background: var(--mineral); font-size: .62rem; font-weight: 700; }
.stone-info > a { display: block; margin-top: 20px; padding-top: 13px; border-top: 1px solid var(--line); font-size: .7rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.finish-study { padding-block: 110px; }
.finish-strip { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.finish-strip article h3 { margin: 14px 0 2px; font: 500 1.05rem/1.2 Georgia, serif; }
.finish-strip article p { margin: 0; color: var(--muted); font-size: .68rem; }
.finish-swatch { position: relative; height: 145px; overflow: hidden; background-color: #676e6b; background-image: radial-gradient(circle at 30% 30%, #ffffff55 0 2px, transparent 3px); background-size: 14px 14px; }
.finish-swatch span { position: absolute; top: 8px; right: 9px; color: white; font-size: .62rem; letter-spacing: .1em; }
.finish-swatch.f0 { filter: contrast(1.2); box-shadow: inset 0 0 32px #fff5; }
.finish-swatch.f1 { filter: saturate(.45); }
.finish-swatch.f2 { background-size: 7px 7px; }
.finish-swatch.f3 { background-image: repeating-linear-gradient(35deg, #ffffff16 0 2px, transparent 2px 8px); }
.finish-swatch.f4 { background-image: radial-gradient(circle, #ffffff32 0 3px, transparent 4px); background-size: 10px 10px; }
.finish-swatch.f5 { background-image: linear-gradient(125deg, #ffffff18 25%, transparent 25% 50%, #0002 50% 75%, transparent 75%); }

.field-path { padding-block: 110px; background: var(--ink); color: var(--paper); }
.path-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr); gap: clamp(70px, 10vw, 150px); }
.path-intro h2 { margin: 0; font: 500 clamp(3rem, 5vw, 5.4rem)/.96 Georgia, serif; letter-spacing: -.055em; }
.path-intro > p:not(.eyebrow) { max-width: 560px; margin: 28px 0; color: #bec8c3; }
.path-intro > a { border-bottom: 1px solid currentColor; font-size: .76rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.path-steps { margin: 0; padding: 0; list-style: none; counter-reset: path; }
.path-steps li { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 24px 0; border-top: 1px solid #ffffff2e; }
.path-steps li:last-child { border-bottom: 1px solid #ffffff2e; }
.path-steps > li > span { color: #9ec2b0; font: 500 1.35rem Georgia, serif; }
.path-steps h3 { margin: 0 0 5px; font: 500 1.45rem Georgia, serif; }
.path-steps p { margin: 0; color: #aeb9b4; font-size: .87rem; }

.latest-field-notes { padding-block: 110px; }
.editorial-feed, .hub-feed { display: grid; gap: 72px; }
.article-card { display: grid; grid-template-columns: minmax(300px, .85fr) minmax(0, 1.15fr); gap: clamp(36px, 7vw, 100px); align-items: center; }
.article-card:nth-child(even) .article-card-visual { order: 2; }
.article-card-visual { position: relative; min-height: 330px; display: grid; place-items: center; overflow: hidden; background: var(--mineral); }
.article-card-visual img { width: 100%; height: 100%; min-height: 330px; object-fit: cover; transition: transform .45s ease; }
.article-card-visual:hover img { transform: scale(1.025); }
.article-card-visual > span { color: var(--jade); font: 500 5rem Georgia, serif; }
.article-card-visual > b { position: absolute; top: 14px; right: 14px; padding: 6px 11px; border-radius: 999px; background: var(--jade); color: white; font-size: .64rem; text-transform: uppercase; letter-spacing: .08em; }
.article-card-meta { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .09em; }
.article-card-copy h3 { margin: 16px 0; font: 500 clamp(2rem, 3.5vw, 3.6rem)/1 Georgia, serif; letter-spacing: -.04em; }
.article-card-copy > p { color: #55605c; }
.text-link { display: inline-block; margin-top: 14px; border-bottom: 1px solid currentColor; font-size: .72rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.method-note { display: grid; grid-template-columns: 90px 1.5fr 1fr; gap: 50px; align-items: start; padding-block: 105px; border-top: 1px solid var(--line); }
.method-symbol { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid var(--jade); border-radius: 50%; color: var(--jade); font-size: 1.8rem; }
.method-note h2 { margin: 0; font: 500 clamp(2.2rem, 4vw, 4rem)/1 Georgia, serif; letter-spacing: -.045em; }
.method-note > div:last-child { color: var(--muted); }
.method-note > div:last-child p { margin-top: 32px; }
.method-note > div:last-child a { color: var(--ink); border-bottom: 1px solid; font-size: .72rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; padding-top: 34px; color: var(--muted); font-size: .72rem; }
.breadcrumb a:hover { color: var(--jade); }
.hub-shell { padding-bottom: 110px; }
.hub-heading { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, .7fr); gap: 40px 80px; align-items: end; padding: 90px 0 70px; }
.hub-heading > .eyebrow { grid-column: 1 / -1; margin-bottom: -18px; }
.hub-heading h1 { margin: 0; font: 500 clamp(4rem, 8vw, 8.5rem)/.88 Georgia, serif; letter-spacing: -.07em; }
.hub-intro { color: #52605b; font-size: 1.12rem; }
.hub-intro p { margin: 0; }
.hub-intro a { text-decoration: underline; text-underline-offset: 3px; }
.hub-count { grid-column: 2; margin: -25px 0 0; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; }
.hub-feed { padding: 65px 0; border-top: 1px solid var(--line); }
.empty-index { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding: 72px; background: var(--mineral); }
.empty-index h2 { margin: 0; font: 500 clamp(2.4rem, 4vw, 4.2rem)/1 Georgia, serif; letter-spacing: -.045em; }
.empty-index > div > p:not(.eyebrow) { color: var(--muted); }
.empty-routes { display: grid; align-content: start; }
.empty-routes a { display: grid; grid-template-columns: 42px 1fr auto; gap: 12px; padding: 15px 0; border-top: 1px solid #cbd2ce; font-weight: 800; }
.empty-routes a:last-child { border-bottom: 1px solid #cbd2ce; }
.empty-routes span { color: var(--jade); font: 500 1rem Georgia, serif; }
.hub-neighbors { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--line); }
.hub-neighbors > span { margin-right: auto; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; }
.hub-neighbors a { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; font-size: .7rem; }

.article-shell { padding-bottom: 120px; }
.article-heading { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 70px; align-items: end; padding: 80px 0 60px; }
.article-title-block h1 { max-width: 950px; margin: 0; font: 500 clamp(3.3rem, 7vw, 7rem)/.92 Georgia, serif; letter-spacing: -.06em; }
.article-excerpt { max-width: 780px; margin: 30px 0 0; color: #52605b; font-size: 1.18rem; }
.article-record { border-top: 1px solid var(--ink); padding-top: 12px; }
.article-record dl { margin: 0; }
.article-record dl div { display: grid; grid-template-columns: 1fr 1.4fr; gap: 14px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: .72rem; }
.article-record dt { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.article-record dd { margin: 0; text-align: right; }
.article-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.article-hero { margin: 0 0 70px; }
.article-hero img { width: 100%; max-height: 720px; aspect-ratio: 16 / 8.5; object-fit: cover; }
.article-hero figcaption { margin-top: 9px; color: var(--muted); font-size: .7rem; }
.article-hero figcaption a { text-decoration: underline; }
.article-layout { display: grid; grid-template-columns: 210px minmax(0, 790px); gap: clamp(55px, 9vw, 130px); justify-content: center; }
.reading-rail { position: sticky; top: 24px; align-self: start; display: grid; gap: 9px; padding-top: 12px; border-top: 1px solid var(--ink); color: var(--muted); font-size: .7rem; }
.reading-rail p { margin: 0 0 8px; color: var(--ink); font-weight: 900; text-transform: uppercase; letter-spacing: .1em; }
.article-body { font: 400 1.08rem/1.82 Georgia, serif; }
.article-body > :first-child { margin-top: 0; font-size: 1.22rem; line-height: 1.7; }
.article-body h2, .article-method h2, .article-related h2, .article-sources h2, .article-faq h2 { margin: 65px 0 22px; font: 500 2.5rem/1.08 Georgia, serif; letter-spacing: -.035em; }
.article-body h3 { margin: 38px 0 12px; font: 800 1.08rem/1.35 Arial, sans-serif; }
.article-body a, .article-sources a { color: #2f6f5a; text-decoration: underline; text-underline-offset: 3px; }
.article-body figure { margin: 0 0 48px; }
.article-body figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.article-body figcaption { margin-top: 8px; color: var(--muted); font: .7rem/1.5 Arial, sans-serif; }
.article-body table { display: block; width: 100%; overflow-x: auto; border-collapse: collapse; margin: 34px 0; font: .88rem/1.5 Arial, sans-serif; }
.article-body th, .article-body td { min-width: 140px; border: 1px solid var(--line); padding: 12px 14px; text-align: left; vertical-align: top; }
.article-body th { background: var(--mineral); }
.article-body blockquote { margin: 36px 0; padding: 5px 0 5px 24px; border-left: 4px solid var(--jade); font-size: 1.2rem; }
.article-faq { margin-top: 65px; padding-top: 1px; border-top: 1px solid var(--line); }
.article-faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.article-faq summary { font: 800 .92rem/1.4 Arial, sans-serif; cursor: pointer; }
.article-faq details p { color: #52605b; font: .95rem/1.65 Arial, sans-serif; }
.article-method { margin-top: 70px; padding: 34px; background: var(--mineral); }
.article-method h2 { margin: 0 0 18px; }
.article-method > p:not(.eyebrow) { color: #52605b; }
.method-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 25px; padding-top: 15px; border-top: 1px solid #cbd2ce; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; }
.article-related, .article-sources { margin-top: 70px; padding-top: 1px; border-top: 1px solid var(--line); }
.article-related h2, .article-sources h2 { margin-top: 30px; }
.article-related ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; padding: 0; list-style: none; }
.article-related a { display: flex; justify-content: space-between; gap: 20px; padding: 16px; border: 1px solid var(--line); font-weight: 800; }
.article-sources ol { padding: 0; list-style: none; }
.article-sources li { display: grid; grid-template-columns: 42px 1fr; gap: 15px; padding: 18px 0; border-top: 1px solid var(--line); }
.source-number { color: var(--jade); font: 500 1.05rem Georgia, serif; }
.article-sources li > div > a { font-weight: 800; }
.article-sources li > div > span, .article-sources li small { display: block; color: var(--muted); font-size: .72rem; }
.article-sources li p { margin: 6px 0; color: #52605b; font-size: .86rem; }
.static-article .article-layout { grid-template-columns: minmax(0, 790px); }

.listing-shell { width: min(860px, calc(100% - 40px)); min-height: 60vh; margin-inline: auto; padding-block: 90px; }
.listing-shell h1 { margin: 0; font: 500 clamp(4rem, 9vw, 8rem)/.9 Georgia, serif; letter-spacing: -.06em; }
.listing-shell .read-link { display: inline-block; margin-top: 20px; border-bottom: 1px solid; font-weight: 800; }

.site-footer { padding-block: 70px 30px; background: #17201e; color: var(--paper); }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(3, 1fr); gap: 60px; }
.footer-intro > p { max-width: 400px; color: #aeb9b4; }
.site-footer .brand-lockup small { color: #9eaaa5; }
.site-footer nav { display: grid; align-content: start; gap: 8px; font-size: .75rem; }
.site-footer nav b { margin-bottom: 8px; color: #9ec2b0; font-size: .66rem; text-transform: uppercase; letter-spacing: .12em; }
.site-footer nav a { color: #ced5d1; }
.site-footer nav a:hover { color: white; }
.footer-baseline { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 30px; margin-top: 25px; padding-top: 20px; border-top: 1px solid #ffffff24; color: #83908b; font-size: .68rem; }

@media (max-width: 980px) {
  .wrap { width: min(var(--wrap), calc(100% - 40px)); }
  .site-header { min-height: 82px; grid-template-columns: 1fr auto; }
  .header-index-link { display: none; }
  .nav-toggle { display: flex; align-items: center; }
  .navigation { display: none; grid-column: 1 / -1; justify-items: start; padding: 18px 0 24px; border-top: 1px solid var(--line); }
  .site-header.nav-open .navigation { display: grid; }
  .navigation nav { justify-content: flex-start; }
  .home-intro { grid-template-columns: 1fr 1fr; gap: 40px; min-height: 600px; }
  .home-intro h1 { font-size: clamp(3.4rem, 8vw, 5rem); }
  .route-grid { grid-template-columns: repeat(2, 1fr); }
  .stone-grid { grid-template-columns: repeat(2, 1fr); }
  .finish-strip { grid-template-columns: repeat(3, 1fr); }
  .path-grid { grid-template-columns: 1fr; gap: 65px; }
  .method-note { grid-template-columns: 70px 1fr; }
  .method-note > div:last-child { grid-column: 2; }
  .hub-heading { grid-template-columns: 1fr; }
  .hub-count { grid-column: 1; margin: 0; }
  .empty-index { padding: 48px; gap: 50px; }
  .article-heading { grid-template-columns: 1fr; gap: 38px; }
  .article-record { max-width: 440px; }
  .article-layout { grid-template-columns: 160px minmax(0, 1fr); gap: 55px; }
  .footer-grid { grid-template-columns: 1.5fr repeat(2, 1fr); }
  .footer-intro { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .wrap { width: min(var(--wrap), calc(100% - 28px)); }
  .brand-lockup small { display: none; }
  .home-intro { grid-template-columns: 1fr; min-height: 0; padding-block: 58px; }
  .home-intro h1 { font-size: clamp(3.6rem, 17vw, 5.6rem); }
  .intro-image { min-height: 390px; }
  .intro-image img { min-height: 350px; }
  .intro-image figcaption { display: grid; gap: 2px; }
  .route-index { padding-block: 58px 80px; }
  .section-label { grid-template-columns: 1fr auto; }
  .section-label h2 { grid-column: 1 / -1; }
  .route-grid { grid-template-columns: 1fr; }
  .route-card { min-height: 330px; }
  .section-head { grid-template-columns: 1fr; gap: 25px; }
  .stone-index, .finish-study, .field-path, .latest-field-notes { padding-block: 75px; }
  .filters { grid-template-columns: 1fr; }
  .stone-grid { grid-template-columns: 1fr; }
  .finish-strip { grid-template-columns: repeat(2, 1fr); }
  .method-note { grid-template-columns: 1fr; gap: 28px; }
  .method-note > div:last-child { grid-column: 1; }
  .empty-index { grid-template-columns: 1fr; padding: 30px; }
  .article-card { grid-template-columns: 1fr; gap: 28px; }
  .article-card:nth-child(even) .article-card-visual { order: 0; }
  .article-card-visual, .article-card-visual img { min-height: 260px; }
  .article-heading { padding-block: 58px 45px; }
  .article-layout { grid-template-columns: 1fr; }
  .reading-rail { position: static; }
  .article-related ul { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px 25px; }
  .footer-intro, .footer-baseline { grid-column: 1 / -1; }
  .footer-baseline { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}