/* MiauLabs greenfield — compact Swiss-functional editorial system */
:root {
  color-scheme: light;
  --paper: #ffffff;
  --paper-blue: #f5f8ff;
  --ink: #121821;
  --muted: #4d5868;
  --quiet: #687386;
  --blue: #2859a8;
  --blue-dark: #1d4485;
  --blue-soft: #dce8ff;
  --line: #d5dce8;
  --line-strong: #aebbd0;
  --inverse: #101722;
  --success: #176d3d;
  --font-sans: "Manrope", "Avenir Next", "Helvetica Neue", sans-serif;
  --font-mono: "DM Mono", "SFMono-Regular", Consolas, monospace;
  --shell: 74rem;
  --reading: 45rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section: clamp(3.5rem, 8vw, 7rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--blue-dark); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--blue); }
a:focus-visible, summary:focus-visible {
  box-shadow: none;
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -0.035em; }
h1 { font-size: clamp(2.75rem, 9vw, 5.8rem); margin-bottom: 1.5rem; max-width: 10ch; }
h2 { font-size: clamp(2rem, 5vw, 3.45rem); margin-bottom: 1rem; max-width: 18ch; }
h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); margin-bottom: 0.75rem; }

.shell { width: min(100%, var(--shell)); margin-inline: auto; padding-inline: var(--gutter); }
.narrow { max-width: var(--reading); margin-inline: auto; }
.ruled-section { border-bottom: 1px solid var(--line); }
.eyebrow, .panel-label, .work-code, .article-meta, .case-index {
  color: var(--blue-dark);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  line-height: 1.4;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.skip-link {
  background: var(--inverse);
  color: white;
  left: 1rem;
  padding: 0.75rem 1rem;
  position: fixed;
  top: -5rem;
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

.site-header {
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner { align-items: center; display: flex; justify-content: space-between; min-height: 4.75rem; }
.brand { display: inline-flex; min-height: 44px; align-items: center; }
.brand img { height: 2.3rem; object-fit: contain; width: auto; }
.desktop-nav { display: none; }
.mobile-actions { align-items: center; display: flex; gap: 0.15rem; }
.mobile-direct {
  align-items: center;
  display: flex;
  font-size: 0.78rem;
  font-weight: 750;
  min-height: 44px;
  padding-inline: 0.35rem;
  text-decoration: none;
}
.mobile-nav { position: relative; }
.mobile-nav summary {
  align-items: center;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  display: flex;
  font-weight: 700;
  min-height: 44px;
  padding: 0.45rem 0.6rem;
}
.mobile-nav nav {
  background: white;
  border: 1px solid var(--line-strong);
  display: grid;
  min-width: 12rem;
  padding: 0.5rem;
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
}
.mobile-nav nav a { align-items: center; display: flex; min-height: 44px; padding: 0.45rem 0.6rem; }

.button {
  align-items: center;
  background: var(--blue-dark);
  border: 1px solid var(--blue-dark);
  color: #fff;
  display: inline-flex;
  font-weight: 750;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.15rem;
  text-decoration: none;
}
.button:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.button-small { min-height: 44px; padding: 0.45rem 0.9rem; }
.button-secondary { background: white; color: var(--blue-dark); }
.button-secondary:hover { background: var(--paper-blue); color: var(--blue-dark); }
.text-link { align-items: center; display: inline-flex; font-weight: 750; min-height: 44px; text-decoration: none; }
.text-link span { margin-left: 0.4rem; }
.back-link { display: inline-flex; font-weight: 700; margin-bottom: 2rem; min-height: 44px; align-items: center; }

.hero { padding-block: clamp(3.5rem, 9vw, 7.75rem); }
.hero-grid { display: grid; gap: 3rem; }
.hero-subtitle { font-size: clamp(1.25rem, 3vw, 1.7rem); font-weight: 700; line-height: 1.35; max-width: 30ch; }
.hero-lead { color: var(--muted); font-size: 1.08rem; max-width: 62ch; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; margin-block: 2rem; }
.audience { border-left: 3px solid var(--blue); color: var(--muted); margin: 0; max-width: 64ch; padding-left: 1rem; }
.hero-map {
  background-color: var(--paper-blue);
  background-image: linear-gradient(rgba(40, 89, 168, 0.07) 1px, transparent 1px), linear-gradient(90deg, rgba(40, 89, 168, 0.07) 1px, transparent 1px);
  background-size: 20px 20px;
  border: 1px solid var(--line-strong);
  padding: clamp(1.2rem, 4vw, 2rem);
}
.system-map { display: grid; gap: 0.65rem; }
.map-node { background: white; border: 1px solid var(--line); display: grid; padding: 1rem; }
.map-node span { color: var(--blue); font-family: var(--font-mono); font-size: 0.72rem; }
.map-node strong { font-size: 1.1rem; }
.map-node small { color: var(--quiet); }
.map-node.is-active { border: 2px solid var(--blue); box-shadow: 5px 5px 0 var(--blue-soft); }
.map-path { color: var(--blue); font-family: var(--font-mono); text-align: center; transform: rotate(90deg); }
.map-caption { color: var(--muted); font-size: 0.85rem; margin: 1.5rem 0 0; }

.section-heading { margin-bottom: 2.5rem; max-width: 48rem; }
.section-heading > p:last-child { color: var(--muted); font-size: 1.05rem; }
#capabilities, #work, #method { padding-block: var(--section); }
.capability-grid, .work-grid, .method-grid { border-top: 1px solid var(--line-strong); display: grid; margin: 0; padding: 0; }
.capability-grid article, .work-grid article, .method-grid li { border-bottom: 1px solid var(--line); padding: 1.5rem 0; }
.capability-grid article > span, .method-grid li > span { color: var(--blue); font-family: var(--font-mono); font-size: 0.75rem; font-weight: 700; }
.capability-grid p, .work-grid p, .method-grid p { color: var(--muted); margin-bottom: 0; }
.work-grid article { display: flex; flex-direction: column; }
.work-code { margin-bottom: 1rem !important; }
.work-outcome { color: var(--success); display: block; font-family: var(--font-mono); font-size: 0.75rem; margin-top: 1.25rem; text-transform: uppercase; }
.work-grid .text-link { margin-top: auto; padding-top: 1rem; }
.method-grid { list-style: none; }

.contact-section { background: var(--inverse); color: #f5f7fb; padding-block: var(--section); }
.contact-grid { display: grid; gap: 3rem; }
.contact-section .eyebrow { color: #9ebbf0; }
.contact-section h2 { max-width: 14ch; }
.contact-section p { color: #c4ccd9; max-width: 62ch; }
.contact-section .button { background: white; border-color: white; color: var(--blue-dark); margin-top: 1rem; }
.contact-section aside { border: 1px solid #3c4656; padding: 1.5rem; }
.contact-section li { margin-bottom: 0.7rem; }
.contact-section .note { border-top: 1px solid #3c4656; color: white; font-family: var(--font-mono); font-size: 0.8rem; margin: 1.5rem 0 0; padding-top: 1.25rem; text-transform: uppercase; }

.page-hero { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.page-hero h1 { font-size: clamp(2.7rem, 7vw, 4.8rem); max-width: 12ch; }
.page-hero > .shell > p:last-child { color: var(--muted); font-size: 1.15rem; max-width: 60ch; }
.article-grid { display: grid; padding-block: 1rem 3rem; }
.article-card { border-bottom: 1px solid var(--line); padding-block: 2rem; }
.article-card h2 { font-size: 1.65rem; max-width: none; }
.article-card h2 a { color: var(--ink); text-decoration: none; }
.article-card h2 a:hover { color: var(--blue-dark); }
.article-card > p:not(.article-meta, .article-source) { color: var(--muted); }
.article-source { color: var(--quiet); font-size: 0.82rem; margin-bottom: 0; }
.empty-state { border: 1px solid var(--line); margin-block: 3rem; padding: 2rem; }
.empty-state h2 { font-size: 1.8rem; }
.pagination { align-items: center; border-top: 1px solid var(--line-strong); display: grid; grid-template-columns: 1fr auto 1fr; padding-block: 1.5rem 3rem; }
.pagination > :last-child { justify-self: end; }
.pagination p { color: var(--quiet); font-family: var(--font-mono); font-size: 0.78rem; margin: 0; text-transform: uppercase; }

.article-detail-header, .case-hero { padding-block: clamp(3rem, 8vw, 6rem); }
.reading-shell { max-width: 58rem; }
.article-detail h1, .case-study h1 { font-size: clamp(2.6rem, 7vw, 5rem); max-width: 15ch; }
.article-standfirst, .case-summary { color: var(--muted); font-size: clamp(1.15rem, 3vw, 1.45rem); max-width: 56ch; }
.article-byline { color: var(--quiet); font-size: 0.85rem; margin-top: 2rem; }
.article-layout { display: grid; gap: 3rem; padding-block: clamp(3rem, 7vw, 6rem); }
.reading-column { max-width: var(--reading); }
.reading-column > p { font-size: 1.08rem; line-height: 1.8; }
.article-block { border-top: 1px solid var(--line-strong); margin-top: 3rem; padding-top: 2rem; }
.key-points { list-style: none; margin: 0; padding: 0; }
.key-points li { border-bottom: 1px solid var(--line); padding: 1rem 0 1rem 1.5rem; position: relative; }
.key-points li::before { color: var(--blue); content: '→'; left: 0; position: absolute; }
.takeaway { background: var(--paper-blue); border-left: 3px solid var(--blue); margin-top: 3rem; padding: 1.5rem; }
.takeaway p:last-child { font-size: 1.1rem; margin-bottom: 0; }
.source-panel { align-self: start; background: var(--paper-blue); border: 1px solid var(--line); padding: 1.5rem; }
.source-panel a { align-items: center; display: flex; min-height: 44px; }
.source-panel hr { border: 0; border-top: 1px solid var(--line); margin-block: 1.5rem; }

.case-body { padding-block: clamp(2rem, 6vw, 5rem); }
.case-section { border-top: 1px solid var(--line-strong); display: grid; gap: 1rem; padding-block: 2rem; }
.case-section h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); }
.case-section p { color: var(--muted); max-width: 65ch; }
.case-index { margin: 0; }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; margin: 2rem 0 0; padding: 0; }
.tag-list li { border: 1px solid var(--line-strong); font-family: var(--font-mono); font-size: 0.75rem; padding: 0.35rem 0.65rem; text-transform: uppercase; }
.boundary-note { background: var(--paper-blue); border: 1px solid var(--line); margin-top: 2rem; padding: 1.5rem; }
.boundary-note p:last-child { color: var(--muted); margin: 0; max-width: 70ch; }
.case-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

.not-found { align-items: center; display: flex; min-height: 65vh; padding-block: 4rem; }
.not-found h1 { font-size: clamp(2.8rem, 8vw, 5.4rem); max-width: 10ch; }
.not-found p:not(.eyebrow) { color: var(--muted); font-size: 1.1rem; }

.site-footer { border-top: 1px solid var(--line); padding-block: 3rem; }
.footer-grid { display: grid; gap: 2rem; }
.footer-brand { align-items: center; color: var(--ink); display: inline-flex; font-size: 1.35rem; font-weight: 800; min-height: 44px; text-decoration: none; }
.site-footer p { color: var(--muted); margin: 0.5rem 0 0; }
.site-footer nav { display: grid; gap: 0.25rem; }
.site-footer nav a { align-items: center; display: flex; min-height: 44px; }
.site-footer .legal { color: var(--quiet); font-size: 0.78rem; line-height: 1.6; }

@media (min-width: 48rem) {
  .mobile-actions { display: none; }
  .desktop-nav { align-items: center; display: flex; gap: 1.4rem; }
  .desktop-nav > a:not(.button) { align-items: center; display: flex; min-height: 44px; text-decoration: none; }
  .hero-grid { align-items: center; grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr); }
  .split-heading { align-items: end; display: grid; gap: 3rem; grid-template-columns: 1fr 1fr; max-width: none; }
  .capability-grid, .work-grid, .method-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid article:nth-child(odd), .work-grid article:nth-child(odd), .method-grid li:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 1.5rem; }
  .capability-grid article:nth-child(even), .work-grid article:nth-child(even), .method-grid li:nth-child(even) { padding-left: 1.5rem; }
  .contact-grid { align-items: start; grid-template-columns: 1.25fr 0.75fr; }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .article-card:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 2rem; }
  .article-card:nth-child(even) { padding-left: 2rem; }
  .article-layout { grid-template-columns: minmax(0, var(--reading)) minmax(15rem, 1fr); }
  .case-section { gap: 3rem; grid-template-columns: 4rem minmax(0, 1fr); }
  .footer-grid { align-items: start; grid-template-columns: 1fr auto; }
  .footer-grid .legal { grid-column: 1 / -1; max-width: 70ch; }
}

@media (min-width: 68rem) {
  .capability-grid, .work-grid, .method-grid { grid-template-columns: repeat(4, 1fr); }
  .capability-grid article, .work-grid article, .method-grid li { border-bottom: 0; min-height: 18rem; padding: 1.5rem !important; }
  .capability-grid article:first-child, .work-grid article:first-child, .method-grid li:first-child { padding-left: 0 !important; }
  .capability-grid article:last-child, .work-grid article:last-child, .method-grid li:last-child { border-right: 0; padding-right: 0 !important; }
  .capability-grid article:not(:last-child), .work-grid article:not(:last-child), .method-grid li:not(:last-child) { border-right: 1px solid var(--line); }
  .article-grid { grid-template-columns: repeat(3, 1fr); }
  .article-card { border-right: 1px solid var(--line); padding-inline: 2rem; }
  .article-card:nth-child(3n + 1) { padding-left: 0; }
  .article-card:nth-child(3n) { border-right: 0; padding-right: 0; }
}

@media (forced-colors: active) {
  a:focus-visible, summary:focus-visible {
    outline: 3px solid Highlight;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}