/* Ten Quiet Emergencies — local assets only, system fonts, light and dark themes. */
:root {
  color-scheme: light dark;
  --bg: #f3f0e8; --surface: #fbf9f4; --surface-2: #ece7dc; --ink: #1d2528; --ink-2: #3f4a4d; --muted: #646d70;
  --line: #ddd7c9; --line-2: #c6bfaf;
  --accent: #b4532a; --accent-ink: #973f1c; --accent-soft: #f4e2d8;
  --good: #2b6a5e; --good-soft: #dbebe5; --pilot: #7f6018; --pilot-soft: #f1e6cb; --prop: #5a5084; --prop-soft: #e6e2f0;
  --d-bodies: #b5523b; --d-ground: #87692a; --d-systems: #2f5f7a; --d-knowing: #6b4f86;
  --fig-line: #959c98; --fig-soft: #ebe6da; --fig-earth: #d8cbb0; --fig-earth-2: #e9ddc2; --fig-rock: #b5a993; --fig-clay: #a0805f;
  --fig-water: #bcd6e0; --fig-water-line: #4b86a0; --fig-ice: #f8fbfc; --fig-ice-deep: #8db2c2; --fig-sun: #e2b14c; --fig-plant: #557f48;
  --fig-mute: #a6aba6; --fig-bar: #47525a; --fig-pipe: #8c9591; --fig-funnel: #e8e2d4;
  --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121618; --surface: #1a2023; --surface-2: #222a2d; --ink: #ece7dc; --ink-2: #cdc8bd; --muted: #9ca3a3;
    --line: #2e373a; --line-2: #414b4e;
    --accent: #e07a52; --accent-ink: #f0a07c; --accent-soft: #3a2620;
    --good: #72b8a7; --good-soft: #1d302b; --pilot: #d5ae5d; --pilot-soft: #33291a; --prop: #ab9ed8; --prop-soft: #29253b;
    --d-bodies: #e3866f; --d-ground: #cfaa5e; --d-systems: #74abcc; --d-knowing: #b096cc;
    --fig-line: #6f7878; --fig-soft: #263033; --fig-earth: #4b412f; --fig-earth-2: #3a3326; --fig-rock: #5b5345; --fig-clay: #806649;
    --fig-water: #24475a; --fig-water-line: #72b2cd; --fig-ice: #dfe9ee; --fig-ice-deep: #4c7a8f; --fig-sun: #d8a53e; --fig-plant: #82b571;
    --fig-mute: #5d6767; --fig-bar: #b9bfba; --fig-pipe: #6c7673; --fig-funnel: #232b2e;
  }
}
[data-domain="bodies"] { --dc: var(--d-bodies); }
[data-domain="ground"] { --dc: var(--d-ground); }
[data-domain="systems"] { --dc: var(--d-systems); }
[data-domain="knowing"] { --dc: var(--d-knowing); }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.6 var(--sans); overflow-wrap: break-word; }
a { color: var(--accent-ink); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 30; background: var(--ink); color: var(--bg); padding: 10px 14px; border-radius: 8px; text-decoration: none; font-weight: 700; }
.skip-link:focus { top: 12px; }
main:focus { outline: none; }

.library-bar { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 11px max(16px, 3.7%); border-bottom: 1px solid var(--line); font-size: 12px; background: var(--surface-2); }
.library-bar a { color: var(--ink); text-decoration: none; font-weight: 600; padding: 8px 0; }
.library-bar a:hover { text-decoration: underline; }
.library-bar span { font-size: 9px; letter-spacing: 1.6px; color: var(--muted); }

/* Hero */
.hero { padding: 76px 16px 60px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 600 400'%3E%3Cg fill='none' stroke='%23959c98' stroke-opacity='.45' stroke-width='1.3'%3E%3Cpath d='M60 300 150 210 260 250 330 140 450 180 540 90M150 210 210 110 330 140M110 70 210 110M260 250 380 300 450 180M380 300 520 310 540 90'/%3E%3C/g%3E%3Cg fill='%23b4532a' fill-opacity='.6'%3E%3Ccircle cx='60' cy='300' r='5'/%3E%3Ccircle cx='150' cy='210' r='6'/%3E%3Ccircle cx='260' cy='250' r='5'/%3E%3Ccircle cx='330' cy='140' r='7'/%3E%3Ccircle cx='450' cy='180' r='5'/%3E%3Ccircle cx='540' cy='90' r='6'/%3E%3Ccircle cx='210' cy='110' r='4'/%3E%3Ccircle cx='110' cy='70' r='4'/%3E%3Ccircle cx='380' cy='300' r='6'/%3E%3Ccircle cx='520' cy='310' r='4'/%3E%3C/g%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right -60px top 40px; background-size: min(58vw, 660px) auto; }
.hero-inner { max-width: 1120px; margin: 0 auto; }
.eyebrow { font: 700 12px/1.4 var(--sans); letter-spacing: .14em; color: var(--accent-ink); margin: 0 0 10px; }
h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(2.6rem, 7.4vw, 5.6rem); line-height: .98; letter-spacing: -.02em; margin: 0 0 26px; max-width: 9.5em; }
h1 .subtitle { display: block; margin-top: .3em; font-style: italic; font-size: .4em; letter-spacing: 0; color: var(--accent); }
.lede { font-family: var(--serif); font-size: clamp(1.25rem, 2.5vw, 1.65rem); line-height: 1.38; max-width: 31em; margin: 0 0 18px; }
.intro { max-width: 40em; color: var(--ink-2); margin: 0 0 26px; }
.author { display: flex; gap: 14px; align-items: flex-start; max-width: 50em; padding: 16px 20px; background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 0 12px 12px 0; font-size: .92rem; color: var(--ink-2); }
.author p { margin: 0; }
.author-mark { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--bg); font: 700 12px var(--sans); letter-spacing: .04em; }

/* Sticky rail */
.rail { position: sticky; top: 0; z-index: 20; background: var(--bg); background: color-mix(in srgb, var(--bg) 90%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.rail-inner { max-width: 1120px; margin: 0 auto; display: flex; gap: 2px; align-items: center; overflow-x: auto; padding: 6px 16px; scrollbar-width: none; }
.rail-inner::-webkit-scrollbar { display: none; }
.rail a { flex: none; display: inline-flex; align-items: center; min-height: 40px; padding: 0 10px; border-radius: 999px; font: 600 13px var(--sans); color: var(--ink-2); text-decoration: none; font-variant-numeric: tabular-nums; }
.rail a[data-domain]::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--dc); margin-right: 6px; }
.rail a:hover { background: var(--surface-2); }
.rail a.is-current { background: var(--ink); color: var(--bg); }
.rail .rail-home { color: var(--muted); }

/* Sections */
main { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(1.85rem, 3.8vw, 2.75rem); line-height: 1.1; letter-spacing: -.01em; margin: 0 0 12px; }
.section-head { max-width: 46em; margin: 0 0 28px; }
.section-head p:last-child { color: var(--ink-2); margin: 0; }
.overview, .patterns, .act, .limits { padding: 64px 0 24px; scroll-margin-top: 60px; }

/* Overview map */
.overview-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.map-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 10px 12px 16px; }
.map-svg { display: block; width: 100%; height: auto; }
.map-edge { fill: none; stroke: var(--line-2); stroke-width: 2; transition: stroke .2s, opacity .2s, stroke-width .2s; }
.map-wrap.has-focus .map-edge { opacity: .22; }
.map-wrap .map-edge.is-on { stroke: var(--accent); stroke-width: 3.2; opacity: 1; }
.map-node { cursor: pointer; transition: opacity .2s; }
.map-node circle { fill: var(--dc); stroke: var(--surface); stroke-width: 3; }
.map-num { font: 700 13px var(--sans); fill: var(--surface); pointer-events: none; }
.map-label { font: 600 14px var(--sans); fill: var(--ink-2); }
.map-wrap.has-focus .map-node:not(.is-on) { opacity: .3; }
.map-node.is-self circle, .map-node:focus-visible circle { stroke: var(--ink); stroke-width: 3.5; }
.map-node:focus, .map-node:focus-visible { outline: none; }
.map-panel { min-height: 132px; padding: 6px 8px 0; font-size: .92rem; color: var(--ink-2); }
.map-panel ul { margin: 6px 0 10px; padding-left: 1.1em; }
.map-panel li { margin: 0 0 6px; }
.map-hint { color: var(--muted); margin: 6px 0 0; }
.map-title { font: 700 1rem var(--sans); color: var(--ink); margin: 6px 0 4px; }
.map-title span { color: var(--accent-ink); margin-right: 4px; }
.map-go { font-weight: 700; display: inline-block; min-height: 32px; }
.toc { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.toc li { border-bottom: 1px solid var(--line); }
.toc a { display: grid; grid-template-columns: 46px 1fr; gap: 10px; padding: 12px 4px; text-decoration: none; color: var(--ink); border-radius: 8px; }
.toc a:hover { background: var(--surface); }
.toc-n { font: 400 1.55rem/1.1 var(--serif); color: var(--dc); }
.toc-t strong { display: block; font-weight: 650; line-height: 1.3; }
.toc-t small { display: block; color: var(--muted); font-size: .86rem; line-height: 1.4; margin-top: 2px; }
.all-links { margin: 22px 0 0; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 4px 18px; }
.all-links summary, .sources summary, figcaption summary { cursor: pointer; font: 700 12.5px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding: 12px 0; }
.all-links ul { padding-left: 1.1em; margin: 0 0 14px; font-size: .94rem; color: var(--ink-2); }
.all-links li { margin-bottom: 6px; }
.legend { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 26px; font-size: .86rem; color: var(--ink-2); }
.legend h3 { font: 700 12px var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 8px; }
.legend p { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 8px; align-items: center; }
.legend-note { margin-right: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--dc); display: inline-block; }

/* Chips and badges */
.chip { display: inline-flex; align-items: center; font: 700 11.5px/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line-2); }
.chip-domain { color: var(--dc); border-color: currentColor; }
.ev-strong { background: var(--good-soft); color: var(--good); border-color: transparent; }
.ev-growing { background: var(--pilot-soft); color: var(--pilot); border-color: transparent; }
.ev-mixed { background: var(--accent-soft); color: var(--accent-ink); border-color: transparent; }
.ev-early { background: var(--prop-soft); color: var(--prop); border-color: transparent; }
.badge { display: inline-block; font: 700 11px/1.3 var(--sans); letter-spacing: .05em; text-transform: uppercase; padding: 3px 8px; border-radius: 6px; white-space: nowrap; }
.st-in-use { background: var(--good-soft); color: var(--good); }
.st-piloted { background: var(--pilot-soft); color: var(--pilot); }
.st-proposed { background: var(--prop-soft); color: var(--prop); }
.link-chip { display: inline-flex; align-items: center; gap: 7px; min-height: 34px; padding: 4px 12px 4px 5px; margin: 0 6px 6px 0; border: 1px solid var(--line-2); border-radius: 999px; text-decoration: none; color: var(--ink); font: 600 13px var(--sans); background: var(--surface); }
.link-chip span { background: var(--dc); color: var(--surface); border-radius: 999px; padding: 3px 7px; font-size: 11px; font-variant-numeric: tabular-nums; }
.link-chip:hover { border-color: var(--dc); }

/* Items */
.item { padding: 72px 0 40px; border-top: 1px solid var(--line); scroll-margin-top: 54px; }
.item-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 22px; align-items: start; margin-bottom: 22px; }
.item-num { margin: 0; font: 400 clamp(3.4rem, 8vw, 6.2rem)/.84 var(--serif); color: var(--dc); font-variant-numeric: lining-nums; }
.item-meta { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 12px; }
.item h2 { margin-bottom: 10px; }
.kicker { margin: 0; max-width: 36em; font: 400 clamp(1.1rem, 2vw, 1.3rem)/1.45 var(--serif); color: var(--ink-2); }
.item h3 { font: 700 12.5px/1.4 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.item h3 small { font-size: 12px; font-weight: 500; letter-spacing: .02em; text-transform: none; margin-left: 6px; }
.missed { max-width: 54em; margin: 0 0 30px; padding: 16px 20px; background: var(--surface-2); border-radius: 12px; }
.missed p { margin: 0; }

.walk { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 30px; align-items: start; margin-bottom: 30px; }
.fig { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 14px 14px 4px; position: sticky; top: 62px; z-index: 1; }
.fig-svg { display: block; width: 100%; height: auto; }
figcaption p { margin: 0 0 12px; font-size: .92rem; color: var(--ink-2); }
.step-list { list-style: none; margin: 0; padding: 0; }
.step { border-left: 3px solid var(--line); padding: 2px 0 12px 16px; transition: border-color .25s; }
.step-btn { appearance: none; display: flex; gap: 10px; align-items: center; width: 100%; min-height: 44px; padding: 0; border: 0; background: none; color: var(--ink); font: 700 1rem/1.3 var(--sans); text-align: left; cursor: pointer; }
.step-n { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; border: 2px solid var(--line-2); font: 700 13px var(--sans); transition: background .25s, border-color .25s, color .25s; }
.step-x { margin: 0 0 0 38px; color: var(--ink-2); font-size: .97rem; transition: color .25s; }
.walk.is-enhanced .step:not(.is-current) .step-x { color: var(--muted); }
.step.is-current { border-left-color: var(--accent); }
.step.is-current .step-n { background: var(--accent); border-color: var(--accent); color: var(--surface); }
.step.is-past .step-n { border-color: var(--accent); color: var(--accent-ink); }
.step-nav { display: flex; align-items: center; gap: 14px; margin: 8px 0 0 19px; font-size: .9rem; color: var(--muted); }
.step-nav button { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); font-size: 18px; cursor: pointer; }
.step-nav button:hover:not(:disabled) { border-color: var(--accent); }
.step-nav button:disabled { opacity: .35; cursor: default; }

/* Figure drawing classes */
.fig [data-s], .fig [data-u] { transition: opacity .45s ease, visibility .45s; }
.fig .is-off { opacity: 0; visibility: hidden; }
.fig .is-new { animation: reveal .6s ease; }
@keyframes reveal { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
.fl, .fl-s, .fl-b, .fl-inv, .fl-alert, .fl-alert-b, .fl-good, .fl-mute { font-family: var(--sans); }
.fl { font-size: 14px; font-weight: 600; fill: var(--ink-2); }
.fl-s { font-size: 13px; font-weight: 500; fill: var(--ink-2); }
.fl-b { font-size: 14.5px; font-weight: 700; fill: var(--ink); }
.fl-inv { font-size: 13px; font-weight: 700; fill: var(--surface); }
.fl-alert { font-size: 13px; font-weight: 700; fill: var(--accent-ink); }
.fl-alert-b { font-size: 15px; font-weight: 800; fill: var(--accent-ink); }
.fl-alert-xl { font: 700 46px var(--serif); fill: var(--accent); }
.fl-good { font-size: 13px; font-weight: 700; fill: var(--good); }
.fl-mute { font-size: 13px; font-weight: 500; fill: var(--muted); text-decoration: line-through; }
.fx-ink { fill: var(--ink); } .fx-ink-s { stroke: var(--ink); fill: none; stroke-linecap: round; }
.fx-paper { fill: var(--surface); } .fx-paper-s { stroke: var(--surface); fill: none; stroke-linecap: round; }
.fx-edge { stroke: var(--fig-line); stroke-width: 1.5; }
.fx-soft { fill: var(--fig-soft); }
.fx-line { stroke: var(--fig-line); stroke-width: 2; fill: none; }
.fx-earth { fill: var(--fig-earth); } .fx-earth2 { fill: var(--fig-earth-2); } .fx-rock { fill: var(--fig-rock); } .fx-clay { fill: var(--fig-clay); }
.fx-water { fill: var(--fig-water); } .fx-water-s { stroke: var(--fig-water-line); }
.fx-ice { fill: var(--fig-ice); stroke: var(--fig-water-line); stroke-width: 1.5; } .fx-ice2 { fill: var(--fig-ice-deep); }
.fx-sun { fill: var(--fig-sun); }
.fx-plant { fill: var(--fig-plant); } .fx-plant-s { stroke: var(--fig-plant); fill: none; stroke-linecap: round; }
.fx-alert { fill: var(--accent); } .fx-alert-s { stroke: var(--accent); fill: none; stroke-linecap: round; stroke-linejoin: round; }
.fx-good { fill: var(--good); } .fx-good-s { stroke: var(--good); fill: none; stroke-linecap: round; stroke-linejoin: round; }
.fx-mute { fill: var(--fig-mute); } .fx-mute-s { stroke: var(--fig-mute); fill: none; stroke-width: 2; stroke-linecap: round; }
.fx-bar { fill: var(--fig-bar); }
.fx-pipe { stroke: var(--fig-pipe); }
.fx-funnel { fill: var(--fig-funnel); stroke: var(--fig-line); stroke-width: 2; stroke-linejoin: round; }
.fx-flow { stroke: var(--fig-line); fill: none; stroke-linecap: round; }
.fx-signal { stroke: var(--fig-line); stroke-width: 1.6; fill: none; }
.fh { fill: var(--fig-line); } .fh-alert { fill: var(--accent); } .fh-good { fill: var(--good); } .fh-mute { fill: var(--fig-mute); }
.fx-soft.fx-alert-s { fill: var(--fig-soft); }

/* Numbers, outcomes, solutions */
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 0 0 28px; }
.stat { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.stat dt { font-size: .93rem; line-height: 1.45; color: var(--ink-2); }
.stat dd { margin: 0; }
.stat .v { order: -1; font: 400 clamp(1.7rem, 3vw, 2.25rem)/1.1 var(--serif); color: var(--dc); margin-bottom: 6px; font-variant-numeric: lining-nums; }
.stat .src { font-size: .78rem; color: var(--muted); margin-top: 8px; }
.outcomes { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.effects, .consequences, .solutions { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px 12px; }
.effects { border-top: 3px solid var(--pilot); }
.consequences { border-top: 3px solid var(--accent); }
.effects ul, .consequences ul { margin: 0; padding-left: 1.1em; font-size: .97rem; }
.effects li, .consequences li { margin-bottom: 8px; }
.solutions { border-top: 3px solid var(--good); margin-bottom: 26px; }
.solutions ul { list-style: none; margin: 0; padding: 0; }
.solutions li { display: grid; grid-template-columns: 6.6em 5.2em minmax(0, 1fr); gap: 8px 10px; align-items: baseline; padding: 9px 0; border-top: 1px solid var(--line); font-size: .97rem; }
.solutions li:first-child { border-top: 0; }
.solutions .badge { justify-self: start; }
.scale { font: 700 11px var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.item-foot { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 28px; font-size: .94rem; }
.unsure p { margin: 0 0 10px; color: var(--ink-2); }
.unsure .ev-note { color: var(--muted); }
.linked p { margin: 0; }
.sources { border-top: 1px solid var(--line); margin-top: 10px; }
.sources ol { margin: 0 0 12px; padding-left: 1.2em; }
.sources li { margin-bottom: 6px; }
.sources a { color: var(--ink-2); }

/* Patterns, actions, limits */
.pattern-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.pattern { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 20px 20px 12px; }
.pattern h3, .limit h3 { font: 400 1.35rem/1.25 var(--serif); margin: 0 0 8px; }
.pattern p { margin: 0 0 12px; color: var(--ink-2); font-size: .97rem; }
.pattern-items { display: flex; flex-wrap: wrap; }
.act-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.act-card { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--dc); border-radius: 12px; padding: 16px 18px 10px; }
.act-card h3 { font: 700 1.02rem/1.3 var(--sans); margin: 0 0 6px; }
.act-card p { margin: 0 0 12px; font-size: .95rem; color: var(--ink-2); }
.limit-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.limit { border-top: 2px solid var(--ink); padding-top: 14px; }
.limit p { margin: 0; color: var(--ink-2); font-size: .97rem; }
.left-out { margin: 30px 0 0; max-width: 54em; padding: 18px 20px; background: var(--surface-2); border-radius: 12px; }
.site-footer { max-width: 1120px; margin: 48px auto 0; padding: 26px 16px 52px; border-top: 1px solid var(--line); font-size: .88rem; color: var(--muted); }
.site-footer p { margin: 0 0 8px; }
.site-footer strong { color: var(--ink); }

@media (max-width: 880px) {
  .overview-grid, .walk, .outcomes, .item-foot { grid-template-columns: minmax(0, 1fr); }
  .stats { grid-template-columns: minmax(0, 1fr); }
  .legend, .limit-grid { grid-template-columns: minmax(0, 1fr); }
  .hero { background-position: right -120px top 10px; background-size: 90vw auto; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding: 44px 16px 40px; }
  .item { padding-top: 52px; }
  .item-head { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .item-num { font-size: 3.2rem; }
  .fig { padding: 8px 6px 2px; border-radius: 14px; }
  .solutions li { grid-template-columns: auto minmax(0, 1fr); }
  .solutions .sol-text { grid-column: 1 / -1; }
  .library-bar span { font-size: 8px; letter-spacing: 1px; }
  .toc a { grid-template-columns: 38px 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fig [data-s], .fig [data-u], .step, .step-n, .map-edge, .map-node { transition: none; }
  .fig .is-new { animation: none; }
}
@media print {
  .rail, .library-bar, .step-nav, .skip-link { display: none !important; }
  body { background: #fff; }
  .hero { background-image: none; }
  .fig .is-off { opacity: 1; visibility: visible; }
  .fig [data-u] { display: none; }
  .walk.is-enhanced .step:not(.is-current) .step-x { color: var(--ink-2); }
  .item { break-before: page; }
  .fig, .stat, .effects, .consequences, .solutions { break-inside: avoid; }
}