:root {
  --paper: #f4f1e8 !important;
  --ink: #11110f !important;
  --link: #0000ee !important;
  --rule: #aaa79e !important;
  --muted: #55534e !important;
}

* { box-sizing: border-box; }

html {
  background: var(--paper) !important;
  color: var(--ink) !important;
  scroll-behavior: auto !important;
}

body {
  min-height: 100vh;
  margin: 0 !important;
  background:
    repeating-linear-gradient(0deg, rgb(0 0 0 / .015) 0, rgb(0 0 0 / .015) 1px, transparent 1px, transparent 4px),
    var(--paper) !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 16px !important;
  line-height: 1.42 !important;
}

body::after { display: none !important; }

::selection { background: var(--link) !important; color: #fff !important; }

a {
  color: var(--link) !important;
  text-decoration: underline !important;
  text-decoration-thickness: 1px !important;
  text-underline-offset: 2px !important;
}

a:hover,
a:focus-visible {
  background: var(--link) !important;
  color: #fff !important;
  outline: 2px solid var(--link) !important;
}

.nav {
  position: static !important;
  width: min(690px, calc(100% - 32px)) !important;
  margin: 0 !important;
  padding: 24px 18px 10px 24px !important;
  background: transparent !important;
  border: 0 !important;
  border-bottom: 1px solid var(--ink) !important;
  backdrop-filter: none !important;
  display: flex !important;
  align-items: baseline !important;
  justify-content: space-between !important;
  gap: 18px !important;
}

.brand,
.nav-logo,
.footer-logo {
  color: var(--ink) !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 0 !important;
  text-decoration: none !important;
}

.nav-logo span { color: inherit !important; }

.nav-right,
.nav-links {
  display: flex !important;
  align-items: baseline !important;
  gap: 14px !important;
}

.nav-link,
.nav-cta {
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--link) !important;
  box-shadow: none !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 14px !important;
  font-weight: 400 !important;
  opacity: 1 !important;
  text-decoration: underline !important;
  transform: none !important;
}

.article,
.hero-container,
.container,
.foot-row,
.footer {
  width: min(690px, calc(100% - 32px)) !important;
  max-width: none !important;
  margin: 0 !important;
}

.article {
  padding: 36px 18px 0 24px !important;
}

.eyebrow,
.hero-badge,
.byline,
.step-label,
.callout-label,
.hl-label,
.file-tree-label,
.agent-meta-label {
  color: var(--muted) !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 11px !important;
  font-weight: 400 !important;
  letter-spacing: 0 !important;
  text-transform: uppercase !important;
}

.eyebrow { margin: 0 0 18px !important; gap: 10px !important; }
.eyebrow .rule { background: var(--rule) !important; }

h1,
.hero-title {
  max-width: 650px !important;
  margin: 0 0 18px !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: clamp(34px, 6vw, 52px) !important;
  font-weight: 700 !important;
  line-height: .98 !important;
  letter-spacing: -.025em !important;
}

h1::after,
.hero-title::after {
  content: "_";
  margin-left: 2px;
  font-weight: 400;
  animation: analog-blink 1.1s steps(1) infinite;
}

h1 em,
.hero-title em,
.accent { color: inherit !important; font-style: italic !important; font-weight: inherit !important; }

.byline {
  margin: 0 0 30px !important;
  padding: 0 0 12px !important;
  border-bottom: 1px solid var(--ink) !important;
  display: flex !important;
  gap: 7px !important;
  line-height: 1.45 !important;
}

.byline .who { color: var(--ink) !important; }
.byline .prov { flex-basis: 100% !important; margin-top: 4px !important; }
.byline .stat {
  padding: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--link) !important;
}

.lede,
.hero-quote {
  max-width: 620px !important;
  margin: 0 0 32px !important;
  padding: 0 !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: clamp(21px, 3vw, 26px) !important;
  font-weight: 400 !important;
  font-style: normal !important;
  line-height: 1.1 !important;
}

.body p,
.body-text,
.hero-text {
  max-width: 620px !important;
  margin: 0 0 14px !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 17px !important;
  font-weight: 400 !important;
  line-height: 1.48 !important;
}

h2,
.step-title {
  margin: 34px 0 12px !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 22px !important;
  font-weight: 700 !important;
  line-height: 1.05 !important;
  letter-spacing: 0 !important;
}

figure { margin: 30px 0 !important; }
figure img {
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  filter: grayscale(1) contrast(1.05) !important;
}
figcaption {
  margin-top: 7px !important;
  color: var(--muted) !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 10px !important;
}

.tests,
.ten { margin: 26px 0 !important; border-top: 1px solid var(--ink) !important; }
.tests li,
.ten-item {
  margin: 0 !important;
  padding: 10px 0 11px !important;
  border: 0 !important;
  border-bottom: 1px solid var(--rule) !important;
  display: grid !important;
  grid-template-columns: 46px 1fr !important;
  gap: 12px !important;
}
.tests .n,
.tests .t,
.ten-num,
.ten-lead,
.ten-body {
  padding: 0 !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 16px !important;
  line-height: 1.35 !important;
}
.tests .n,
.ten-num { font-family: "Courier New", Courier, monospace !important; font-size: 11px !important; }
.ten-lead { font-weight: 700 !important; }
.ten-body { margin-top: 2px !important; }

.closer {
  margin-top: 36px !important;
  padding: 16px 0 0 !important;
  border-top: 1px solid var(--ink) !important;
}
.closer p { color: var(--ink) !important; font-size: 18px !important; }
.backline { margin-top: 20px !important; }

.end,
.cta-section {
  width: min(690px, calc(100% - 32px)) !important;
  margin: 48px 0 0 !important;
  padding: 18px 18px 20px 24px !important;
  background: transparent !important;
  color: var(--ink) !important;
  border-top: 1px solid var(--ink) !important;
  text-align: left !important;
}
.end h2,
.cta-title {
  margin: 0 0 10px !important;
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 20px !important;
  line-height: 1.1 !important;
}
.end-cta,
.cta-primary {
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--link) !important;
  box-shadow: none !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 16px !important;
  transform: none !important;
}

footer,
.footer {
  width: min(690px, calc(100% - 32px)) !important;
  margin: 0 !important;
  padding: 10px 18px 52px 24px !important;
  background: transparent !important;
  color: var(--muted) !important;
  border-top: 1px solid var(--rule) !important;
}
.foot-row,
.footer { padding-left: 0 !important; padding-right: 0 !important; }
.foot-meta,
.footer-text { color: var(--muted) !important; font-family: "Courier New", Courier, monospace !important; font-size: 10px !important; }

/* AI guide: turn the original presentation into the same plain editorial system. */
.hero {
  min-height: 0 !important;
  padding: 0 !important;
  background: transparent !important;
  color: var(--ink) !important;
}
.hero-container { padding: 36px 18px 34px 24px !important; display: block !important; }
.hero-content { width: 100% !important; max-width: 650px !important; padding: 0 !important; }
.hero-photo,
.hero-scroll { display: none !important; }
.hero-badge {
  display: inline-block !important;
  margin: 0 0 18px !important;
  padding: 3px 6px !important;
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
}
.hero-meta {
  margin-top: 22px !important;
  padding-top: 9px !important;
  border-top: 1px solid var(--ink) !important;
  color: var(--muted) !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 10px !important;
}
.hero-meta .divider { background: var(--rule) !important; }

.section-light,
.section-gray,
.section-dark {
  margin: 0 !important;
  padding: 0 !important;
  background: transparent !important;
  color: var(--ink) !important;
}
.section-light .container,
.section-gray .container,
.section-dark .container {
  padding: 30px 18px 34px 24px !important;
  border-top: 1px solid var(--rule) !important;
}
.fade-up { opacity: 1 !important; transform: none !important; transition: none !important; }
.step-header { margin: 0 0 16px !important; align-items: start !important; gap: 12px !important; }
.step-number,
.agent-icon,
.timeline-dot {
  width: 34px !important;
  height: 34px !important;
  min-width: 34px !important;
  padding: 0 !important;
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--ink) !important;
  box-shadow: none !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 11px !important;
  line-height: 32px !important;
  text-align: center !important;
}
.step-title { margin: 2px 0 0 !important; }
.section-divider { display: none !important; }
.light,
.dark { color: var(--ink) !important; }

.callout,
.highlight-box,
.file-tree-wrapper,
.agent-card {
  margin: 22px 0 !important;
  padding: 14px !important;
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--ink) !important;
  box-shadow: none !important;
}
.callout::before,
.highlight-box::before { display: none !important; }
.callout-text,
.hl-text,
.agent-desc,
.agent-meta-value {
  color: var(--ink) !important;
  font-family: "Times New Roman", Times, serif !important;
  font-size: 16px !important;
  line-height: 1.4 !important;
}

.file-tree {
  margin: 8px 0 10px !important;
  padding: 12px !important;
  border: 1px solid var(--rule) !important;
  border-radius: 0 !important;
  background: #ebe7dc !important;
  color: var(--ink) !important;
  font-family: "Courier New", Courier, monospace !important;
  font-size: 11px !important;
  line-height: 1.7 !important;
  overflow-x: auto !important;
}
.folder,
.annotation,
.file-tree-context { color: var(--ink) !important; }

.systems-grid {
  margin: 20px 0 !important;
  padding: 0 !important;
  background: transparent !important;
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
}
.system-card {
  padding: 12px 8px !important;
  border: 0 !important;
  border-right: 1px solid var(--rule) !important;
  border-bottom: 1px solid var(--rule) !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}
.system-logo { width: 28px !important; height: 28px !important; filter: grayscale(1) !important; }
.system-label { color: var(--ink) !important; font-family: "Courier New", Courier, monospace !important; font-size: 10px !important; }

.agent-cards { margin: 20px 0 0 !important; gap: 14px !important; }
.agent-card-header { margin-bottom: 10px !important; }
.agent-name { color: var(--ink) !important; font-family: "Times New Roman", Times, serif !important; font-size: 18px !important; }
.agent-meta { margin-top: 14px !important; border-top: 1px solid var(--rule) !important; }
.agent-meta-item { padding: 8px 0 !important; border-bottom: 1px solid var(--rule) !important; }

.timeline { margin-top: 18px !important; }
.timeline::before { background: var(--rule) !important; }
.timeline-item { margin-bottom: 16px !important; }
.timeline-content h3 { color: var(--ink) !important; font-family: "Times New Roman", Times, serif !important; font-size: 17px !important; }
.timeline-content p { color: var(--ink) !important; font-family: "Times New Roman", Times, serif !important; font-size: 15px !important; }
.cta-subtitle { color: var(--ink) !important; font-size: 16px !important; }
.cta-buttons { justify-content: flex-start !important; }

@keyframes analog-blink { 50% { opacity: 0; } }

@media (max-width: 620px) {
  body { font-size: 15px !important; }
  .nav,
  .article,
  .hero-container,
  .container,
  .end,
  .cta-section,
  footer,
  .footer {
    width: calc(100% - 20px) !important;
    padding-left: 16px !important;
    padding-right: 10px !important;
  }
  .nav { flex-direction: column !important; gap: 5px !important; }
  .nav-right,
  .nav-links { gap: 12px !important; flex-wrap: wrap !important; }
  h1,
  .hero-title { font-size: 36px !important; }
  .lede,
  .hero-quote { font-size: 21px !important; }
  .tests li,
  .ten-item { grid-template-columns: 34px 1fr !important; }
  .systems-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .agent-cards { grid-template-columns: 1fr !important; }
}

@media (prefers-reduced-motion: reduce) {
  h1::after,
  .hero-title::after { animation: none !important; }
}