:root {
  --ink: #17221d;
  --muted: #526058;
  --paper: #f7f8f6;
  --white: #ffffff;
  --lime: #d9ff55;
  --forest: #173f31;
  --forest-soft: #254c3e;
  --mint: #e4eee9;
  --line: #c8d2cc;
  --blue: #dce9f6;
  --focus: #155eef;
  --shadow: 0 14px 40px rgba(23, 34, 29, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1rem/1.65 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
.skip-link { position: fixed; z-index: 10; top: .75rem; left: .75rem; padding: .75rem 1rem; border-radius: .5rem; background: var(--white); color: var(--ink); font-weight: 650; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; box-shadow: 0 0 0 5px var(--white); }
nav { min-height: 4.5rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; max-width: 72rem; margin: auto; padding: .85rem 1.75rem; border-bottom: 1px solid var(--line); }
.brand { padding: .4rem 0; text-decoration: none; font-weight: 650; letter-spacing: -.015em; }
.brand span { color: #315f4f; font-weight: 520; }
.navlinks { display: flex; align-items: center; gap: .8rem; }
.navlinks a { min-height: 2.75rem; display: inline-flex; align-items: center; padding: .5rem .7rem; text-decoration: none; color: #3e4b44; font-size: .94rem; }
.navlinks a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: .25rem; }
.button { min-height: 2.75rem; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: .65rem 1.05rem; text-decoration: none; font-weight: 620; line-height: 1.3; }
.button.dark { background: var(--ink); color: var(--white); }
.button.light { background: var(--white); color: var(--ink); }
.wrap { width: min(100% - 3.5rem, 68rem); margin-inline: auto; }
.hero { padding: clamp(3.5rem, 7vw, 5.5rem) 0 3.25rem; }
.home-hero { padding-top: clamp(4rem, 8vw, 6rem); }
.hero-grid { display: block; }
.eyebrow, .section-label { margin: 0 0 .85rem; color: #315f4f; font-size: .78rem; font-weight: 680; letter-spacing: .1em; line-height: 1.4; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: 1.16; letter-spacing: -.03em; font-weight: 540; text-wrap: balance; }
h1 { max-width: 62rem; font-size: clamp(2.35rem, 4.4vw, 3.75rem); }
h2 { max-width: 52rem; font-size: clamp(1.7rem, 2.8vw, 2.4rem); }
h3 { font-size: 1.25rem; font-weight: 580; letter-spacing: -.018em; }
.lede { max-width: 43rem; margin: 1.4rem 0 0; color: var(--muted); font-size: clamp(1.05rem, 1.5vw, 1.22rem); line-height: 1.58; }
.meta-card { margin-top: 2.25rem; padding: 1.2rem 0; border-block: 1px solid var(--line); border-radius: 0; background: transparent; color: var(--ink); box-shadow: none; }
.meta-card dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; margin: 0; }
.meta-card dt { color: #315f4f; font-size: .72rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.meta-card dd { margin: .2rem 0 0; font-weight: 560; line-height: 1.4; }
.ai-partnership { margin: 1.5rem 0 5rem; padding: clamp(1.75rem, 4vw, 3rem); border: 1px solid var(--line); border-radius: 1.25rem; background: var(--white); }
.ai-intro { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 3rem; align-items: start; }
.ai-intro .eyebrow { grid-column: 1 / -1; margin-bottom: -1.8rem; }
.ai-intro p:last-child { margin: 0; color: var(--muted); font-size: 1.04rem; }
.connected-system { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: .8rem; align-items: stretch; margin: 2rem 0; }
.connected-system > div { min-height: 0; padding: 1.15rem 0; border-top: 2px solid var(--forest); border-radius: 0; background: transparent; color: var(--ink); }
.connected-system > span { color: #315f4f; font-size: 1.35rem; font-weight: 600; }
.connected-system b, .connected-system span { display: block; }
.connected-system b { margin-bottom: .45rem; font-weight: 620; }
.connected-system div span { color: var(--muted); font-size: .9rem; line-height: 1.45; }
.ai-outcome { display: grid; grid-template-columns: 1.35fr .65fr; gap: 2rem; align-items: center; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.ai-outcome p { margin: 0; color: var(--muted); }
.ai-outcome strong { font-size: 1.18rem; font-weight: 590; line-height: 1.4; }
.portfolio-intro { display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: end; padding: 4.5rem 0 1.5rem; border-top: 1px solid var(--line); }
.portfolio-intro > p { margin: 0; color: var(--muted); font-size: 1.03rem; }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin: 1.5rem 0 5rem; }
.case { overflow: hidden; border: 1px solid var(--line); border-radius: 1rem; background: var(--white); text-decoration: none; transition: transform .2s ease, box-shadow .2s ease; }
.case:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.case-visual { height: 11rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: .65rem; align-items: end; padding: 1.1rem; background: var(--forest); }
.case-visual.capacity { background: #18354a; }
.case-visual.dm { background: #4d3021; }
.mini { min-height: 3.5rem; padding: .65rem; border-radius: .45rem; background: #eef3f0; font-size: .72rem; line-height: 1.35; }
.mini:nth-child(2) { min-height: 5.6rem; background: var(--lime); }
.mini:nth-child(3) { min-height: 8rem; background: var(--blue); }
.case-body { padding: 1.45rem; }
.case-body h2 { font-size: clamp(1.45rem, 2.4vw, 1.9rem); }
.case-body > p:not(.eyebrow) { min-height: 4.6rem; color: var(--muted); }
.case-body > strong { display: inline-block; margin-top: 1.15rem; font-weight: 620; }
.proves { padding-top: 1rem; border-top: 1px solid var(--line); }
.proves b, .proves span { display: block; }
.proves b { color: #315f4f; font-size: .72rem; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.proves span { margin-top: .3rem; color: var(--muted); font-size: .88rem; }
.transition { margin-bottom: 5rem; padding: clamp(2.5rem, 5vw, 4rem) 0; border-block: 1px solid var(--line); border-radius: 0; background: transparent; color: var(--ink); }
.transition .eyebrow { color: #315f4f; }
.transition .lede { color: var(--muted); }
.transition-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; }
.transition .button { margin-top: 2rem; background: var(--ink); color: var(--white); }
.capability-list { display: flex; flex-wrap: wrap; align-content: flex-start; gap: .55rem; margin-top: 1.4rem; }
.capability-list span { padding: .45rem .7rem; border: 1px solid #789287; border-radius: 999px; font-size: .82rem; }
.role-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 0 0 4rem; }
.role-item { padding: 1rem 0; border-top: 3px solid var(--forest); }
.role-item b, .role-item span { display: block; }
.role-item b { color: #315f4f; font-size: .72rem; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.role-item span { margin-top: .3rem; font-weight: 560; }
.proof-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; margin: 1.25rem 0 4.5rem; border: 1px solid var(--line); border-radius: .9rem; background: var(--line); }
.proof { padding: 1.25rem; background: var(--white); }
.proof strong { display: block; font-size: 1.65rem; font-weight: 560; line-height: 1.15; letter-spacing: -.025em; }
.proof span { display: block; margin-top: .4rem; color: var(--muted); font-size: .86rem; }
.section { padding: 4.5rem 0; border-top: 1px solid var(--line); }
.section-head { display: block; margin-bottom: 2.25rem; }
.section-head .section-label { margin-bottom: .7rem; }
.section-head h2 { max-width: 56rem; }
.copy { max-width: 45rem; }
.copy p { margin: 0 0 1.15rem; color: #46534c; font-size: 1.04rem; }
.callout { margin: 1.75rem 0; padding: 1.4rem 1.6rem; border-left: .3rem solid #8baa1f; border-radius: 0 .8rem .8rem 0; background: var(--white); box-shadow: var(--shadow); }
.callout strong { display: block; margin-bottom: .3rem; font-weight: 620; }
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
.step { min-height: 10rem; padding: 1.25rem; border: 1px solid var(--line); border-radius: .8rem; background: var(--white); }
.step b { width: 2rem; height: 2rem; display: grid; place-items: center; margin-bottom: 1.15rem; border-radius: 50%; background: var(--lime); font-weight: 620; }
.step p, .feature p { margin-bottom: 0; color: var(--muted); }
.system { padding: 1.75rem; border-radius: 1rem; background: var(--ink); color: var(--white); box-shadow: var(--shadow); }
.system-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.4rem; padding-bottom: 1rem; border-bottom: 1px solid #46564f; }
.system-top strong { font-weight: 580; }
.system-grid { display: grid; grid-template-columns: 1fr 2.5rem 1fr 2.5rem 1fr; align-items: center; }
.sysbox { min-height: 9.5rem; padding: 1.15rem; border: 1px solid #485b52; border-radius: .75rem; background: #23322b; }
.sysbox small { color: #b8cbc2; letter-spacing: .08em; text-transform: uppercase; }
.sysbox ul { padding-left: 1.1rem; color: #dce7e2; }
.arrow { color: var(--lime); text-align: center; font-size: 1.25rem; }
.features { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.feature { padding: 1.45rem; border: 1px solid var(--line); border-radius: .85rem; background: var(--white); }
.feature .num { margin-bottom: 1.1rem; color: #315f4f; font-size: .72rem; font-weight: 680; }
.obstacle { display: grid; grid-template-columns: .8fr 1.2fr; gap: 2rem; margin-top: 1rem; padding: 1.6rem; border: 1px solid var(--line); border-radius: .9rem; background: var(--white); }
.obstacle p { margin: 0; color: var(--muted); }
.outcomes { display: grid; grid-template-columns: 1.05fr .95fr; gap: 1rem; }
.results-card, .quote { padding: 1.9rem; border-radius: 1rem; }
.results-card { background: var(--lime); }
.results-card h3 { font-size: 1.55rem; }
.results-card ul { padding-left: 1.2rem; }
.quote { display: flex; flex-direction: column; justify-content: space-between; background: var(--forest); color: var(--white); }
.quote blockquote { margin: 0; font-size: 1.3rem; font-weight: 450; line-height: 1.45; letter-spacing: -.015em; }
.quote span { color: #c4d8cf; }
.demonstrates { margin-top: 1rem; padding: 1.6rem; border-radius: .9rem; background: var(--mint); }
.demonstrates h3 { margin-bottom: .9rem; }
.demonstrates-list { display: flex; flex-wrap: wrap; gap: .5rem; }
.demonstrates-list span { padding: .42rem .7rem; border: 1px solid var(--line); border-radius: 999px; background: var(--white); font-size: .84rem; }
.tier-visual { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.tier { padding: 1.4rem; border-radius: .8rem; background: #223129; }
.tier:nth-child(2) { background: #eef3f0; color: var(--ink); }
.tier strong { font-size: 1.6rem; font-weight: 540; }
.tier ul { padding-left: 1.1rem; }
.next { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin: 4.5rem 0; padding: 2rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--white); }
.statement { max-width: 52rem; padding: 0 0 4.5rem; }
.statement p { max-width: 58rem; margin: 0; font-size: clamp(1.3rem, 2.1vw, 1.75rem); font-weight: 430; line-height: 1.45; letter-spacing: -.02em; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.about-grid article { padding: 1.5rem; border: 1px solid var(--line); border-radius: .9rem; background: var(--white); }
.about-grid article > span { width: 2rem; height: 2rem; display: grid; place-items: center; margin-bottom: 1.4rem; border-radius: 50%; background: var(--lime); font-weight: 620; }
.about-grid p, .principles p { margin-bottom: 0; color: var(--muted); }
.principles { border-top: 1px solid var(--line); }
.principles article { display: grid; grid-template-columns: .6fr 1.4fr; gap: 2rem; padding: 1.3rem 0; border-bottom: 1px solid var(--line); }
.principles article b { font-weight: 600; }
.principles p { margin: 0; }
.partnership-grid { display: block; }
.partnership-grid .copy { max-width: 53rem; }
.partnership-grid aside { max-width: 53rem; margin-top: 2rem; padding: 1.5rem 0; border-block: 1px solid var(--line); border-radius: 0; background: transparent; color: var(--ink); }
.partnership-grid aside .eyebrow { color: #315f4f; }
.partnership-grid aside p:last-child { margin-bottom: 0; color: var(--muted); }
.partnership-grid aside .connected-system { margin: 1.35rem 0; }
.system-owner { max-width: 44rem; padding-top: 1rem; border-top: 1px solid var(--line); font-weight: 560; }
footer { padding: 2rem 1.75rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }
.footer-inner { max-width: 68rem; display: flex; justify-content: space-between; gap: 1.5rem; margin: auto; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; } }
@media (max-width: 50rem) {
  nav { min-height: 4rem; padding: .7rem 1.25rem; }
  .brand span, .navlinks > a:not(.button) { display: none; }
  .wrap { width: min(100% - 2.5rem, 68rem); }
  .hero-grid, .ai-intro, .ai-outcome, .portfolio-intro, .transition-grid, .section-head, .outcomes, .obstacle, .partnership-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .ai-intro .eyebrow { grid-column: auto; margin-bottom: -.5rem; }
  .connected-system { grid-template-columns: 1fr; }
  .connected-system > span { text-align: center; }
  .connected-system > div { min-height: 0; }
  .case-grid, .features, .about-grid { grid-template-columns: 1fr; }
  .case-body > p:not(.eyebrow) { min-height: 0; }
  .role-strip, .proof-strip, .process { grid-template-columns: 1fr 1fr; }
  .system-grid { grid-template-columns: 1fr; }
  .arrow { padding: .5rem; transform: rotate(90deg); }
  .section { padding: 3.5rem 0; }
  .next { align-items: flex-start; flex-direction: column; }
  .tier-visual { grid-template-columns: 1fr; }
  .principles article { grid-template-columns: 1fr; gap: .25rem; }
}
@media (max-width: 34rem) {
  .wrap { width: min(100% - 2rem, 68rem); }
  h1 { font-size: 2.35rem; }
  .meta-card dl, .role-strip, .proof-strip, .process { grid-template-columns: 1fr; }
  .case-visual { height: 9.5rem; }
  .footer-inner { flex-direction: column; gap: .4rem; }
}

/* Editorial case-study system */
.case-shell { width: min(100% - 3.5rem, 72rem); margin-inline: auto; }
.case-hero { padding: clamp(4rem, 9vw, 7.5rem) 0 clamp(3rem, 7vw, 5.5rem); }
.case-hero h1 { max-width: 62rem; font-size: clamp(2.35rem, 4.5vw, 4.1rem); font-weight: 470; line-height: 1.06; }
.case-deck { max-width: 55rem; margin: 1.6rem 0 0; color: var(--muted); font-size: clamp(1.08rem, 1.8vw, 1.35rem); line-height: 1.55; }
.case-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; margin: clamp(2.5rem, 6vw, 4.5rem) 0 0; border: 1px solid var(--line); border-radius: .75rem; background: var(--line); }
.case-facts div { min-height: 8rem; padding: 1.25rem; background: var(--white); }
.case-facts dt { color: #315f4f; font-size: .72rem; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.case-facts dd { margin: .5rem 0 0; font-size: .94rem; line-height: 1.45; }
.visual-stage { padding: clamp(3rem, 7vw, 5.5rem) 0; background: var(--forest); color: var(--white); }
.visual-stage .eyebrow { color: #bdd4ca; }
.visual-head { display: block; margin-bottom: 2.5rem; }
.visual-head .eyebrow { margin-bottom: .7rem; }
.visual-head h2 { font-size: clamp(1.75rem, 3vw, 2.6rem); font-weight: 470; }
.architecture, .trade-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 1rem; align-items: center; }
.architecture article, .trade-flow > article, .trade-split article { min-height: 11rem; padding: 1.35rem; border: 1px solid #627a70; border-radius: .75rem; background: rgba(255,255,255,.055); }
.architecture article span, .trade-flow article span { color: #bfd2c9; font-size: .7rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.architecture h3 { margin-top: 1.5rem; font-weight: 520; }
.architecture p { margin-bottom: 0; color: #d8e4df; font-size: .9rem; }
.architecture > i, .trade-flow > i { color: var(--lime); font-size: 1.35rem; font-style: normal; }
.trade-flow article { display: flex; flex-direction: column; }
.trade-flow article b { margin: auto 0 .45rem; font-size: 1.1rem; font-weight: 530; }
.trade-flow article small { color: #ceddd6; }
.trade-split { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.trade-split article { min-height: 11rem; }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 2rem; background: #627a70; }
.metric-row div { padding: 1.3rem 1.1rem; background: var(--forest); }
.metric-row strong, .metric-row span { display: block; }
.metric-row strong { color: var(--lime); font-size: clamp(1.65rem, 3vw, 2.4rem); font-weight: 470; line-height: 1; }
.metric-row span { margin-top: .5rem; color: #cddbd5; font-size: .8rem; line-height: 1.4; }
.case-layout { display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: clamp(2rem, 6vw, 6rem); padding-top: clamp(4rem, 8vw, 7rem); padding-bottom: clamp(4rem, 8vw, 7rem); }
.case-rail { position: sticky; top: 1.5rem; height: max-content; display: flex; flex-direction: column; gap: .15rem; padding-top: .4rem; }
.case-rail span { margin-bottom: .65rem; color: #607068; font-size: .7rem; font-weight: 680; letter-spacing: .09em; text-transform: uppercase; }
.case-rail a { padding: .42rem 0; color: #536159; font-size: .88rem; text-decoration: none; }
.case-rail a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: .2rem; }
.case-story { max-width: 53rem; }
.story-section { scroll-margin-top: 2rem; display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); gap: 1.25rem; padding: 0 0 clamp(4rem, 9vw, 7.5rem); }
.story-section:last-child { padding-bottom: 0; }
.section-index { margin: .05rem 0 0; color: #76847d; font-size: .75rem; font-weight: 650; }
.story-section h2 { font-size: clamp(1.8rem, 3.4vw, 2.85rem); font-weight: 470; }
.story-section > div > p:not(.eyebrow) { max-width: 44rem; margin: 1.35rem 0 0; color: #46534c; font-size: 1.04rem; }
.story-section blockquote { max-width: 44rem; margin: 2rem 0 0; padding: 1.35rem 0 1.35rem 1.35rem; border-left: 3px solid #7d9d18; }
.story-section blockquote strong, .story-section blockquote span { display: block; }
.story-section blockquote strong { color: #315f4f; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.story-section blockquote span { margin-top: .45rem; font-size: 1.1rem; line-height: 1.5; }
.narrative-steps { margin-top: 2rem; border-top: 1px solid var(--line); }
.narrative-steps article { display: grid; grid-template-columns: minmax(10rem, .7fr) 1.3fr; gap: 2rem; padding: 1.35rem 0; border-bottom: 1px solid var(--line); }
.narrative-steps b { font-weight: 580; }
.narrative-steps p { margin: 0; color: var(--muted); }
.decision-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 2rem; border: 1px solid var(--line); background: var(--line); }
.decision-list article { min-height: 15rem; padding: 1.5rem; background: var(--white); }
.decision-list article > span { color: #315f4f; font-size: .7rem; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.decision-list h3 { margin-top: 1.8rem; font-size: 1.12rem; font-weight: 540; }
.decision-list p { margin-bottom: 0; color: var(--muted); font-size: .92rem; }
.results-section { padding-top: clamp(2rem, 5vw, 4rem); border-top: 1px solid var(--line); }
.result-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 2rem; margin: 2rem 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.result-list li { position: relative; padding: 1rem 0 1rem 1.25rem; border-bottom: 1px solid var(--line); }
.result-list li::before { position: absolute; left: 0; content: "✓"; color: #476300; font-weight: 700; }
.story-section .closing-quote { max-width: none; margin-top: 2.5rem; padding: clamp(1.5rem, 4vw, 2.5rem) 0; border: 0; border-block: 1px solid var(--line); border-radius: 0; background: transparent; color: var(--ink); font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 430; }
.case-next { padding: clamp(3rem, 7vw, 5rem) 0; border-top: 1px solid var(--line); background: var(--white); }
.case-next a { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; text-decoration: none; }
.case-next a span { max-width: 52rem; font-size: clamp(1.7rem, 4vw, 3.4rem); font-weight: 460; line-height: 1.12; letter-spacing: -.03em; }
.case-next a b { font-size: 2rem; font-weight: 400; }
.case-next a:hover span { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .2em; }
.capacity-board { display: grid; grid-template-columns: 1.05fr .95fr; gap: 1rem; }
.size-scale, .capacity-gauge { min-height: 15rem; padding: 1.5rem; border: 1px solid #627a70; border-radius: .75rem; background: rgba(255,255,255,.055); }
.size-scale { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; align-items: end; }
.size-scale span { display: flex; flex-direction: column; justify-content: flex-end; min-height: 5rem; padding: .8rem; border-radius: .5rem; background: #eaf1ed; color: var(--ink); }
.size-scale span:nth-child(2) { min-height: 7rem; background: #d9ff55; }
.size-scale span:nth-child(3) { min-height: 9rem; background: #bcd9ed; }
.size-scale .continued { min-height: 11rem; background: #fff; }
.size-scale b { font-size: 1.2rem; font-weight: 570; }
.size-scale small { margin-top: .25rem; color: #536159; }
.capacity-gauge { display: flex; flex-direction: column; justify-content: center; }
.capacity-gauge p { margin: 0 0 1.5rem; color: #cbdad4; }
.gauge-bar { height: 1rem; overflow: hidden; border-radius: 999px; background: #0d281f; }
.gauge-bar span { height: 100%; display: block; background: var(--lime); }
.capacity-gauge div:not(.gauge-bar) { display: flex; justify-content: space-between; gap: 1rem; margin-top: .8rem; }
.capacity-gauge strong { font-weight: 560; }
.capacity-gauge div span, .capacity-gauge > small { color: #cbdad4; }
.capacity-gauge > small { margin-top: 2.2rem; line-height: 1.5; }
.daily-board { overflow: hidden; padding: 1.5rem; border: 1px solid #627a70; border-radius: .75rem; background: #f4f6f4; color: var(--ink); }
.board-top { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); font-size: .86rem; }
.board-top strong { font-weight: 560; }
.board-metrics { display: grid; grid-template-columns: repeat(4,1fr); gap: .75rem; margin: 1.2rem 0; }
.board-metrics article { padding: 1rem; border: 1px solid var(--line); border-radius: .5rem; background: white; }
.board-metrics span { width: .7rem; height: .7rem; display: block; margin-bottom: 1rem; border-radius: 50%; }
.status-good { background: #138a4a; }.status-bad { background: #c33030; }
.board-metrics small, .board-metrics b { display: block; }
.board-metrics small { color: var(--muted); }
.board-metrics b { margin-top: .25rem; font-weight: 560; }
.board-history { height: 8rem; display: flex; align-items: end; gap: .6rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.board-history i { flex: 1; min-height: .5rem; border-radius: .2rem .2rem 0 0; background: #315f4f; }

@media (max-width: 56rem) {
  .case-facts { grid-template-columns: 1fr 1fr; }
  .case-layout { grid-template-columns: 1fr; }
  .case-rail { position: static; flex-direction: row; flex-wrap: wrap; gap: .25rem 1rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--line); }
  .case-rail span { width: 100%; }
  .visual-head { grid-template-columns: 1fr; gap: .25rem; }
  .architecture, .trade-flow { grid-template-columns: 1fr; }
  .architecture > i, .trade-flow > i { text-align: center; transform: rotate(90deg); }
  .trade-split { grid-template-columns: 1fr 1fr; }
  .capacity-board { grid-template-columns: 1fr; }
}
@media (max-width: 42rem) {
  .case-shell { width: min(100% - 2rem, 72rem); }
  .case-hero { padding-top: 3rem; }
  .case-hero h1 { font-size: clamp(2.2rem, 11vw, 3.2rem); }
  .case-facts, .metric-row, .decision-list, .result-list, .board-metrics, .meta-card dl { grid-template-columns: 1fr; }
  .case-facts div { min-height: 0; }
  .metric-row { background: transparent; }
  .metric-row div { border-top: 1px solid #627a70; }
  .story-section { grid-template-columns: 1fr; gap: .45rem; }
  .narrative-steps article { grid-template-columns: 1fr; gap: .35rem; }
  .decision-list article { min-height: 0; }
  .trade-split, .size-scale { grid-template-columns: 1fr 1fr; }
  .board-top { flex-direction: column; }
  .board-history { gap: .3rem; }
}