/* Tiny Eden Guide — base stylesheet.
   Token block below is verbatim from 02-design/20260913-tiny-eden/tokens_Tiny_Eden.css
   (the single theme file for this site). Structure and components follow the
   reviewed preview in 02-design/20260913-tiny-eden/preview/ plus the generic
   template hooks check-geo.mjs / capture.cjs depend on. */

:root {
  color-scheme: light;

  --bg-page: #f4f2df;
  --surface-paper: #fffdf2;
  --surface-soft: #e4edd9;
  --surface-sky: #cfe7ea;
  --surface-dark: #17362e;

  --ink-primary: #17362e;
  --ink-secondary: #3f5f55;
  --ink-on-dark: #fffdf2;
  --ink-link: #0b6240;

  --brand: #0c7045;
  --brand-text: #075133;
  --on-brand: #fffdf2;
  --accent: #b84322;
  --on-accent: #fffaf2;
  --state-verified: #075b3a;
  --state-warning: #7a4510;
  --state-pending: #5c4b1b;

  --border-subtle: #b9c8b2;
  --border-strong: #496c5f;
  --focus-ring: #d95328;

  --font-display: "Avenir Next Condensed", "Arial Narrow", "Trebuchet MS", sans-serif;
  --font-body: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --text-display: clamp(3.25rem, 7vw, 7.6rem);
  --text-h1: clamp(2.35rem, 5vw, 4.6rem);
  --text-h2: clamp(1.75rem, 3vw, 2.75rem);
  --text-h3: 1.15rem;
  --text-body: 1rem;
  --text-small: 0.79rem;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 7rem;

  --content-wide: 82rem;
  --content-reading: 48rem;
  --radius-sm: 0.55rem;
  --radius-md: 1.1rem;
  --radius-lg: 2rem;
  --shadow-soft: 0 22px 55px rgb(23 54 46 / 14%);
}

/* ---- base ---- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-page);
  color: var(--ink-primary);
  font: 400 var(--text-body)/1.65 var(--font-body);
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
a:focus-visible, button:focus-visible, summary:focus-visible, .table-wrap:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}
img { max-width: 100%; }
.skip-link { position: absolute; left: -9999px; top: 0; padding: 12px 18px; background: var(--surface-dark); color: var(--ink-on-dark); font-weight: 800; z-index: 99; }
.skip-link:focus { left: 12px; top: 12px; }
.label, .section-kicker, .eyebrow, .article-kicker {
  margin: 0 0 var(--space-4);
  color: var(--accent);
  font: 800 .77rem/1.2 var(--font-mono);
  letter-spacing: .13em;
  text-transform: uppercase;
}
.shell { width: min(calc(100% - 48px), var(--content-wide)); margin-inline: auto; }

/* ---- header ---- */
.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid color-mix(in srgb, var(--border-subtle) 70%, transparent);
  background: color-mix(in srgb, var(--bg-page) 92%, transparent);
  backdrop-filter: blur(14px);
}
.nav { min-height: 78px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--space-6); }
.brand {
  display: inline-flex; align-items: center; gap: 11px;
  text-decoration: none;
  font: 800 1rem/1 var(--font-display);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.brand-mark {
  width: 39px; aspect-ratio: 1; display: grid; place-items: center;
  border: 2px solid var(--brand); border-radius: 50% 50% 48% 48%;
  background: var(--surface-paper); color: var(--brand);
  transform: rotate(-4deg);
}
.brand-mark::before { content: "↟"; font-size: 1.45rem; transform: rotate(4deg); }
.nav-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 28px; }
.nav-links a, .utility-link {
  font: 700 .74rem/1 var(--font-body);
  letter-spacing: .09em;
  text-decoration: none;
  text-transform: uppercase;
}
.nav-links a:hover { color: var(--brand-text); }
.utility-link { padding: 12px 17px; border: 1px solid var(--border-strong); border-radius: 999px; white-space: nowrap; }

/* ---- home: hero + original window scene ---- */
.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(32px, 6vw, 88px);
  padding-block: 74px 56px;
}
.display-title {
  max-width: 8.7ch;
  margin: 0;
  font: 900 var(--text-display)/.84 var(--font-display);
  letter-spacing: -.055em;
  text-transform: uppercase;
}
.display-title span { color: var(--brand-text); }
.lede { max-width: 39rem; margin: var(--space-6) 0 0; color: var(--ink-secondary); font-size: 1.12rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--space-6); }
.btn {
  min-height: 48px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 0 21px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}
.btn.primary { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgb(23 54 46 / 12%); text-decoration: none; }
.text-action { align-self: center; color: var(--ink-link); font-weight: 800; }
.version-line { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.stamp {
  display: inline-flex; align-items: center; gap: 7px;
  margin: 0;
  padding: 7px 10px;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  color: var(--state-verified);
  font: 700 .69rem/1 var(--font-mono);
  letter-spacing: .035em;
  text-transform: uppercase;
}
.stamp::before { content: "●"; font-size: .52rem; }
.vstamp { margin: 0 0 var(--space-4); }
.vstamp--caution { color: var(--state-pending); }
.vstamp--limited { color: var(--state-warning); }
.vstamp--inline { margin-top: var(--space-5); }
.vstamp-dot::before { content: "●"; font-size: .52rem; }
.vstamp .stamp-dot, .vstamp::before { content: ""; }
.vstamp-dot { display: inline-block; }
.vstamp-dot::before { content: "●"; }

.window-scene {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(#b9dce5 0 46%, #efd7a2 46% 48%, #637d6f 48% 100%);
  box-shadow: var(--shadow-soft);
  isolation: isolate;
}
.window-scene::before {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, transparent 48.5%, rgb(23 54 46 / 28%) 49% 51%, transparent 51.5%),
    linear-gradient(transparent 42%, rgb(255 253 242 / 48%) 42.5% 43%, transparent 43.5%);
}
.sun { position: absolute; top: 54px; right: 64px; width: 92px; aspect-ratio: 1; border-radius: 50%; background: #f5d36b; box-shadow: 0 0 0 18px rgb(245 211 107 / 22%); }
.city { position: absolute; left: 0; right: 0; top: 33%; height: 20%; opacity: .38; background: repeating-linear-gradient(90deg, var(--ink-primary) 0 18px, transparent 18px 30px); clip-path: polygon(0 70%, 5% 25%, 10% 60%, 16% 0, 22% 55%, 31% 20%, 38% 70%, 43% 15%, 50% 62%, 58% 5%, 64% 52%, 72% 28%, 80% 70%, 86% 15%, 91% 50%, 96% 26%, 100% 64%, 100% 100%, 0 100%); }
.shelf { position: absolute; left: 6%; right: 6%; bottom: 84px; height: 16px; border-radius: 8px; background: #9f6446; box-shadow: 0 132px 0 #9f6446; }
.pot { position: absolute; bottom: 100px; width: 112px; height: 82px; border-radius: 12px 12px 34px 34px; background: #dc8152; border: 3px solid #a54e31; }
.pot--a { left: 10%; }
.pot--b { left: 39%; bottom: 232px; width: 92px; height: 70px; }
.pot--c { right: 9%; width: 132px; height: 92px; }
.plant { position: absolute; left: 50%; bottom: 62%; width: 13px; height: 112px; border-radius: 12px; background: var(--brand); transform-origin: bottom; }
.plant::before, .plant::after { content: ""; position: absolute; width: 62px; height: 32px; border-radius: 100% 10% 100% 10%; background: var(--brand); }
.plant::before { right: 3px; top: 17px; transform: rotate(15deg); }
.plant::after { left: 3px; top: 52px; transform: rotate(166deg); }
.pot--a .plant { height: 132px; transform: translateX(-50%) rotate(-5deg); }
.pot--b .plant { height: 104px; transform: translateX(-50%) rotate(8deg); }
.pot--c .plant { height: 154px; transform: translateX(-50%) rotate(3deg); }
.drone {
  position: absolute; top: 33%; right: 19%;
  width: 68px; height: 54px;
  display: grid; place-items: center;
  border: 4px solid var(--ink-primary); border-radius: 30px;
  background: var(--surface-paper); color: var(--accent);
  font: 900 1rem/1 var(--font-mono);
  box-shadow: 18px 16px 0 -12px var(--ink-primary), -18px 16px 0 -12px var(--ink-primary);
}
.scene-label { position: absolute; left: 22px; bottom: 22px; padding: 9px 13px; border-radius: 999px; background: var(--surface-dark); color: var(--ink-on-dark); font: 700 .7rem/1 var(--font-mono); text-transform: uppercase; letter-spacing: .08em; }

.facts { display: flex; flex-wrap: wrap; gap: 10px; width: min(calc(100% - 48px), var(--content-wide)); margin-inline: auto; padding-bottom: var(--space-6); }
.facts span { padding: 8px 13px; border: 1px solid var(--border-subtle); border-radius: 999px; background: var(--surface-paper); font: 700 .74rem/1.2 var(--font-mono); color: var(--ink-secondary); }

.launch-note { border-block: 1px solid var(--border-subtle); background: var(--surface-paper); }
.launch-grid { min-height: 88px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--space-5); }
.launch-grid strong { font-family: var(--font-display); font-size: 1.1rem; letter-spacing: .04em; text-transform: uppercase; }
.launch-grid p { margin: 0; color: var(--ink-secondary); }
.launch-grid a { color: var(--ink-link); font-weight: 800; }

/* ---- home sections ---- */
.section { padding-block: var(--space-8); }
.section--paper { border-block: 1px solid var(--border-subtle); background: var(--surface-paper); }
.section--soft { background: var(--surface-soft); }
.section-head { display: grid; grid-template-columns: minmax(0, .75fr) minmax(220px, .45fr); gap: var(--space-7); align-items: end; margin-bottom: var(--space-7); }
.section h2, .section-head h2 { max-width: 16ch; margin: 0; font: 900 var(--text-h2)/.98 var(--font-display); letter-spacing: -.025em; text-transform: uppercase; }
.section-head p { margin: 0; color: var(--ink-secondary); }

.guide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.guide-card {
  min-height: 235px; display: flex; flex-direction: column;
  padding: 24px;
  border: 1px solid var(--border-subtle); border-radius: var(--radius-md);
  background: var(--surface-paper); text-decoration: none;
}
.guide-card--soft { background: var(--surface-soft); }
.guide-card--sky { background: var(--surface-sky); }
.guide-card .number { color: var(--accent); font: 800 .72rem/1 var(--font-mono); }
.guide-card h3 { margin: auto 0 10px; font: 850 1.45rem/1.05 var(--font-display); text-transform: uppercase; }
.guide-card p { margin: 0 0 18px; color: var(--ink-secondary); font-size: .93rem; }
.guide-card strong { color: var(--ink-link); font-size: .82rem; }
.guide-card:hover { border-color: var(--border-strong); transform: translateY(-3px); text-decoration: none; }

.path-layout { display: grid; grid-template-columns: minmax(220px, .7fr) minmax(0, 1.3fr); gap: var(--space-8); }
.path-layout h2, .status-layout h2, .overview-layout h2, .publisher-panel h2 { margin: 0; font: 900 var(--text-h2)/.98 var(--font-display); text-transform: uppercase; }
.path-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.path-list li { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 18px; padding: 24px 0; border-top: 1px solid var(--border-subtle); }
.path-list li:last-child { border-bottom: 1px solid var(--border-subtle); }
.path-list li > span { color: var(--accent); font: 900 .88rem/1 var(--font-mono); }
.path-list h3 { margin: 0 0 7px; font: 850 1.25rem/1.1 var(--font-display); text-transform: uppercase; }
.path-list p { margin: 0 0 8px; color: var(--ink-secondary); }
.path-list a { color: var(--ink-link); font-weight: 800; }

.group-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.guide-group { padding: 24px; border: 1px solid var(--border-subtle); border-radius: var(--radius-md); background: var(--surface-paper); }
.guide-group:nth-child(even) { background: var(--surface-soft); }
.guide-group h3 { margin: 0 0 16px; font: 850 1.2rem/1.05 var(--font-display); text-transform: uppercase; }
.guide-group a { display: block; padding: 9px 0; border-top: 1px solid color-mix(in srgb, var(--border-subtle) 70%, transparent); color: var(--ink-link); font-size: .9rem; font-weight: 700; text-decoration: none; }

.status-band { padding-block: var(--space-8); background: var(--surface-dark); color: var(--ink-on-dark); }
.status-layout { display: grid; grid-template-columns: .8fr 1.1fr; gap: var(--space-7); }
.status-layout > div > p:not(.section-kicker) { color: #d9e5dd; }
.section-kicker--light { color: #f0a27f; }
.status-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0; }
.status-list div { padding: 15px; border: 1px solid rgb(255 253 242 / 28%); border-radius: var(--radius-sm); }
.status-list dt { color: #b9d3c6; font: 700 .68rem/1.2 var(--font-mono); text-transform: uppercase; }
.status-list dd { margin: 7px 0 0; font-weight: 800; }
.dot { display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: #9fb4a9; }
.dot--ok { background: #7fd3a2; }
.dot--wait { background: #f0c46b; }
.ai-note { grid-column: 1 / -1; margin: 0; padding: 18px 20px; border: 1px solid rgb(255 253 242 / 32%); border-radius: var(--radius-md); background: rgb(255 253 242 / 8%); }
.ai-note a { color: #fff3c5; font-weight: 800; }

.faq-list { display: grid; gap: 12px; }
.faq-list details { padding: 20px 22px; border: 1px solid var(--border-subtle); border-radius: var(--radius-md); background: var(--surface-paper); }
.faq-list summary { cursor: pointer; min-height: 32px; font: 800 1.08rem/1.25 var(--font-body); }
.faq-list p { margin: 14px 0 0; color: var(--ink-secondary); }

.overview-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: var(--space-8); }
.overview-layout p { color: var(--ink-secondary); }
.overview-layout .btn { margin-top: var(--space-4); }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0; align-content: start; }
.stat-grid div { padding: 14px 16px; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); background: var(--surface-paper); }
.stat-grid dt { color: var(--ink-secondary); font: 700 .68rem/1.2 var(--font-mono); text-transform: uppercase; }
.stat-grid dd { margin: 6px 0 0; font-weight: 800; }
.stat-grid small { display: block; margin-top: 4px; color: var(--ink-secondary); font-weight: 600; font-size: .74rem; }

.publisher-panel { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: var(--space-7); padding-block: var(--space-8); border-block: 1px solid var(--border-subtle); }
.publisher-panel p { color: var(--ink-secondary); max-width: 48ch; }
.publisher-note { font-size: .86rem; }
.byline { color: var(--ink-secondary); font: 700 .76rem/1.3 var(--font-mono); }
.publisher-links { display: flex; flex-wrap: wrap; gap: 14px; }
.publisher-links a { color: var(--ink-link); font-weight: 800; min-height: 44px; display: inline-flex; align-items: center; }

/* ---- footer ---- */
.site-footer { padding-block: var(--space-6); border-top: 1px solid var(--border-subtle); color: var(--ink-secondary); font-size: .84rem; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: var(--space-6); }
.site-footer strong { display: block; margin-bottom: 10px; color: var(--ink-primary); font: 800 1.05rem/1.2 var(--font-display); letter-spacing: .04em; text-transform: uppercase; }
.site-footer p { margin: 0 0 10px; max-width: 62ch; }
.footer-meta { font-size: .78rem; }
.footer-meta a, .site-footer a { color: var(--ink-link); }
.footer-links { display: flex; flex-wrap: wrap; align-content: start; gap: 10px 20px; }
.footer-links a { min-height: 40px; display: inline-flex; align-items: center; font-weight: 700; }

/* ---- article pages ---- */
.article-shell { width: min(calc(100% - 48px), 74rem); margin-inline: auto; }
.crumb { margin: var(--space-6) 0 0; color: var(--ink-secondary); font-size: .8rem; }
.crumb a { color: var(--ink-link); }
.article-shell h1 {
  max-width: 22ch;
  margin: var(--space-4) 0 0;
  font: 900 var(--text-h1)/.94 var(--font-display);
  letter-spacing: -.035em;
  text-transform: uppercase;
}
.article-lede { max-width: var(--content-reading); margin: var(--space-5) 0 0; color: var(--ink-secondary); font-size: 1.1rem; }
.byline { margin: var(--space-4) 0 0; }
article > .stamp:first-child { margin-top: var(--space-6); }
article.guide, article.trust { display: block; padding-block: 0 var(--space-8); }
article .article-kicker { margin-top: var(--space-5); }
article .article-hero, article .evidence-boundary, article .mobile-index, article .article-layout { margin-top: var(--space-7); }

/* Representative article hero (visual system §5 / preview): headline column on
   the left, short-answer card on the right, both bottom-aligned; stacked below
   1024px. */
.article-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 340px); gap: var(--space-8); align-items: end; }
.article-hero--solo { display: block; }
.article-hero .answer-card { align-self: end; }
.article-hero .article-lede { max-width: none; }

.answer-card { padding: 22px; border-radius: var(--radius-md); background: var(--surface-dark); color: var(--ink-on-dark); max-width: var(--content-reading); }
.answer-card .label { color: #f0a27f; }
.answer-card p { margin: 0; font-weight: 650; }
.answer-card .answer-lead p { font-size: 1rem; line-height: 1.5; }
.answer-card > p:not(.label):not(.answer-source) { font-size: .95rem; line-height: 1.55; }
.answer-source { display: inline-flex; align-items: center; min-height: 44px; margin-top: 14px; color: #fff3c5; font-weight: 800; font-size: .82rem; }

.evidence-boundary {
  max-width: var(--content-reading);
  padding: 24px;
  border: 1px solid var(--state-warning);
  border-left-width: 5px;
  border-radius: var(--radius-md);
  background: #fdf6e6;
}
.evidence-boundary .label { color: var(--state-warning); }
.evidence-boundary h2 { margin: 0 0 12px; font: 850 1.5rem/1.1 var(--font-display); text-transform: uppercase; }
.evidence-boundary p { margin: 0 0 12px; color: var(--ink-secondary); }
.evidence-boundary ul { margin: 0; padding-left: 20px; }
.evidence-boundary li { margin: 8px 0; }
.evidence-note { font-size: .85rem; }

.mobile-index { display: none; padding: 14px 16px; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); background: var(--surface-paper); }
.mobile-index summary { cursor: pointer; min-height: 32px; font: 800 .8rem/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.mobile-index ol { margin: 12px 0 0; padding-left: 20px; }
.mobile-index li { margin: 6px 0; }

.article-layout { display: grid; grid-template-columns: 220px minmax(0, var(--content-reading)); gap: 54px; justify-content: center; }
.side-index { position: sticky; top: 22px; align-self: start; padding-top: 8px; }
.side-index h2 { margin: 0 0 14px; font: 800 .72rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.side-index a { display: block; padding: 8px 0; color: var(--ink-secondary); text-decoration: none; }
.side-index a:hover { color: var(--brand-text); }
.article-body > p:first-child { margin-top: 0; font-size: 1.13rem; }
.article-body p { color: var(--ink-primary); }
.article-body h2 { margin: 52px 0 18px; font: 850 2rem/1.05 var(--font-display); text-transform: uppercase; }
.article-body ol, .article-body ul { padding-left: 22px; }
.article-body li { margin: 8px 0; }
.article-body a { color: var(--ink-link); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); }
table { border-collapse: collapse; width: 100%; min-width: 620px; text-align: left; font-size: .95rem; }
th { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; background: var(--surface-soft); }
td, th { padding: 16px; border-bottom: 1px solid var(--border-subtle); vertical-align: top; }
td { font-variant-numeric: tabular-nums; }
.scroll-hint { display: none; }

.related { margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--border-subtle); }
.related h2 { margin: 0 0 14px; font: 850 1.4rem/1.1 var(--font-display); text-transform: uppercase; }
.related-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.related-list li { margin: 0; }
.related-list a { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink-link); font-weight: 700; }
.sources { margin-top: 42px; padding: 18px 20px; border-left: 4px solid var(--brand); background: var(--surface-soft); color: var(--ink-secondary); font-size: .86rem; }
.sources h2 { margin: 0 0 10px; font: 800 .72rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.sources ul { margin: 0; padding-left: 18px; }
.sources li { margin: 6px 0; }
.sources a { color: var(--ink-link); }

article.trust { max-width: var(--content-reading); margin-inline: auto; }
article.trust h1 { font-size: clamp(2.1rem, 4vw, 3.1rem); }
article.trust .byline { margin-top: var(--space-4); }
.article-layout--plain { grid-template-columns: minmax(0, var(--content-reading)); }
.notfound { padding-bottom: var(--space-8); }
.notfound .actions { margin-top: var(--space-6); }

/* ---- responsive ---- */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 38px; padding-block: 52px 44px; }
  .overview-layout, .publisher-panel, .article-layout { grid-template-columns: 1fr; }
  .section-head { grid-template-columns: 1fr; gap: 18px; }
  .article-layout { gap: 32px; }
  .article-hero { grid-template-columns: 1fr; align-items: start; gap: var(--space-6); }
  .article-hero .answer-card { align-self: start; }
}
@media (max-width: 900px) {
  .side-index { display: none; }
  .mobile-index { display: block; }
  .article-layout { justify-content: stretch; }
  .group-grid { grid-template-columns: 1fr 1fr; }
  .guide-grid { grid-template-columns: 1fr 1fr; }
  .path-layout, .status-layout { grid-template-columns: 1fr; gap: var(--space-6); }
}
@media (max-width: 640px) {
  .shell, .article-shell { width: min(calc(100% - 32px), var(--content-wide)); }
  .facts { width: min(calc(100% - 32px), var(--content-wide)); }
  .nav { min-height: 66px; grid-template-columns: 1fr auto; gap: var(--space-4); }
  .nav-links { display: none; }
  .brand { font-size: .84rem; }
  .brand-mark { width: 32px; }
  .utility-link { padding: 10px 12px; }
  .hero { padding-block: 42px 36px; }
  .display-title { max-width: 9ch; font-size: clamp(3.1rem, 15vw, 4.15rem); }
  .lede { font-size: 1rem; }
  .actions { display: grid; grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .text-action { justify-self: start; }
  .window-scene { min-height: 338px; border-radius: var(--radius-md); }
  .sun { top: 38px; right: 42px; width: 68px; }
  .shelf { bottom: 64px; box-shadow: 0 98px 0 #9f6446; }
  .pot { bottom: 80px; width: 82px; height: 62px; }
  .pot--b { bottom: 178px; width: 70px; height: 55px; }
  .pot--c { width: 92px; height: 68px; }
  .drone { right: 12%; width: 58px; height: 46px; font-size: .9rem; }
  .scene-label { left: 14px; bottom: 14px; font-size: .62rem; }
  .launch-grid { grid-template-columns: 1fr; gap: 7px; padding-block: 18px; }
  .launch-grid a { justify-self: start; }
  .section { padding-block: 60px; }
  .guide-grid, .group-grid, .status-list, .stat-grid, .related-list { grid-template-columns: 1fr; }
  .guide-card { min-height: 190px; }
  .path-list li { grid-template-columns: 40px minmax(0, 1fr); gap: 12px; }
  .footer-grid { grid-template-columns: 1fr; }
  .article-shell h1 { font-size: clamp(2.1rem, 10vw, 2.9rem); }
  .article-lede { font-size: 1rem; }
  .answer-card, .evidence-boundary { padding: 18px; }
  .article-body h2 { font-size: 1.6rem; margin: 40px 0 14px; }
  .article .article-hero, article .evidence-boundary, article .mobile-index, article .article-layout { margin-top: var(--space-6); }
  .related { margin-top: 40px; }
}