:root {
  --ink: #0d1110;
  --ink-soft: #17201d;
  --paper: #f0efe8;
  --paper-deep: #e4e2d8;
  --signal: #c8ff4d;
  --signal-muted: #99bd45;
  --line-dark: rgba(255, 255, 255, 0.14);
  --line-light: rgba(13, 17, 16, 0.16);
  --text-muted: #a6b0aa;
  --max-width: 1240px;
  --radius: 2px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--paper);
  background: var(--ink);
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 72% 14%, rgba(200, 255, 77, 0.07), transparent 24rem),
    var(--ink);
  color: var(--paper);
}

a { color: inherit; text-decoration: none; }

.skip-link {
  position: fixed;
  z-index: 100;
  left: 1rem;
  top: -4rem;
  padding: 0.75rem 1rem;
  color: var(--ink);
  background: var(--signal);
}

.skip-link:focus { top: 1rem; }

.site-header {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.87rem;
  font-weight: 760;
  letter-spacing: 0.22em;
}

.wordmark-mark {
  width: 10px;
  height: 10px;
  display: inline-block;
  background: var(--signal);
  transform: rotate(45deg);
}

nav { display: flex; align-items: center; gap: 2rem; }

nav a {
  font-size: 0.84rem;
  color: var(--text-muted);
  transition: color 160ms ease;
}

nav a:hover, nav a:focus-visible { color: var(--paper); }

.nav-cta {
  padding: 0.72rem 1rem;
  border: 1px solid var(--line-dark);
  color: var(--paper);
}

.hero {
  width: min(calc(100% - 3rem), var(--max-width));
  min-height: calc(100vh - 84px);
  margin: 0 auto;
  padding: 8rem 0 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(340px, 0.72fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
}

.eyebrow, .section-label {
  margin: 0 0 1.4rem;
  color: var(--signal);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, blockquote {
  font-family: Iowan Old Style, Baskerville, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 840px;
  margin: 0;
  font-size: clamp(3.6rem, 7.6vw, 7.7rem);
  line-height: 0.91;
}

.hero-thesis {
  margin: 1.15rem 0 2rem;
  color: var(--signal);
  font-family: Iowan Old Style, Baskerville, "Times New Roman", serif;
  font-size: clamp(2rem, 4.2vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.035em;
}

.hero-body {
  max-width: 680px;
  color: #c5ccc8;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.55;
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.15rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.86rem;
  font-weight: 700;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover { transform: translateY(-2px); }
.button:focus-visible, a:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
.button-primary { background: var(--signal); color: var(--ink); }
.button-primary:hover { background: #dcff8d; }
.button-secondary { border-color: var(--line-dark); color: var(--paper); }
.button-secondary:hover { background: rgba(255, 255, 255, 0.06); }

.founding-note {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.founding-note span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(200, 255, 77, 0.08);
}

.capacity-model {
  align-self: center;
  padding: 1.25rem;
  border: 1px solid var(--line-dark);
  background: rgba(13, 17, 16, 0.78);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.22);
}

.model-header {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  color: var(--text-muted);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.model-status { color: var(--signal); }

.capacity-steps {
  height: 340px;
  padding: 2rem 1rem 0;
  display: flex;
  align-items: flex-end;
  gap: 0.65rem;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  background-image: linear-gradient(var(--line-dark) 1px, transparent 1px);
  background-size: 100% 25%;
}

.capacity-step {
  position: relative;
  flex: 1;
  border: 1px solid rgba(200, 255, 77, 0.38);
  border-bottom: 0;
  background: linear-gradient(180deg, rgba(200, 255, 77, 0.18), rgba(200, 255, 77, 0.03));
}

.capacity-step span {
  position: absolute;
  left: 50%;
  bottom: 0.75rem;
  color: #d9e0dc;
  font-size: 0.68rem;
  transform: translateX(-50%) rotate(-90deg);
  transform-origin: center;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.step-one { height: 31%; }
.step-two { height: 58%; }
.step-three { height: 88%; background: linear-gradient(180deg, rgba(200, 255, 77, 0.38), rgba(200, 255, 77, 0.06)); }

.model-details { padding-top: 0.5rem; }
.model-details div { padding: 0.8rem 0; display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--line-dark); font-size: 0.77rem; }
.model-details div:last-child { border-bottom: 0; }
.model-details span { color: var(--text-muted); }
.model-details strong { font-weight: 620; text-align: right; }

.statement {
  padding: 8rem max(1.5rem, calc((100vw - var(--max-width)) / 2));
  background: var(--paper);
  color: var(--ink);
}

.statement .section-label, .mechanism .section-label { color: #4f641f; }

blockquote {
  max-width: 1050px;
  margin: 0;
  font-size: clamp(3rem, 6.5vw, 7rem);
  line-height: 0.97;
}

blockquote span { color: #657468; }

.statement > p:last-child {
  max-width: 620px;
  margin: 3rem 0 0 auto;
  color: #49524e;
  font-size: 1.05rem;
  line-height: 1.7;
}

.mechanism {
  padding: 8rem max(1.5rem, calc((100vw - var(--max-width)) / 2));
  background: #d9d7cb;
  color: var(--ink);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 4rem;
}

.section-heading .section-label { grid-column: 1 / -1; }
.section-heading h2, .boundary h2, .pilot h2 { margin: 0; font-size: clamp(2.7rem, 5.4vw, 5.7rem); line-height: 0.98; }
.section-heading > p:last-child { align-self: end; margin: 0; color: #55605b; font-size: 1.05rem; }

.mechanism-grid {
  margin: 5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  list-style: none;
  border-top: 1px solid var(--line-light);
}

.mechanism-grid li { padding: 1.25rem 2rem 1rem 0; border-right: 1px solid var(--line-light); }
.mechanism-grid li + li { padding-left: 2rem; }
.mechanism-grid li:last-child { border-right: 0; }
.step-index { color: #6e7c74; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.76rem; }
.mechanism-grid h3 { margin: 4rem 0 1rem; font-size: 1.2rem; }
.mechanism-grid p { margin: 0; color: #55605b; line-height: 1.65; }

.boundary {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
  padding: 8rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
}

.boundary-list { margin: 0; border-top: 1px solid var(--line-dark); }
.boundary-list div { padding: 1.25rem 0; display: grid; grid-template-columns: 0.7fr 1.3fr; border-bottom: 1px solid var(--line-dark); }
.boundary-list dt { color: var(--signal); font-size: 0.8rem; font-weight: 720; letter-spacing: 0.06em; text-transform: uppercase; }
.boundary-list dd { margin: 0; color: #c2cbc6; }

.pilot {
  padding: 7rem max(1.5rem, calc((100vw - var(--max-width)) / 2));
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  color: var(--ink);
  background: var(--signal);
}

.pilot .section-label { color: #3c4c17; }
.pilot-intro { max-width: 520px; margin: 2rem 0 0; color: #3c4c41; font-size: 1.02rem; line-height: 1.65; }
.pilot-copy { max-width: 570px; }
.pilot-copy p { margin: 0 0 1.25rem; line-height: 1.65; }
.pilot-deliverables { margin: 2rem 0; padding: 0; list-style: none; border-top: 1px solid rgba(13, 17, 16, 0.25); }
.pilot-deliverables li { padding: 1rem 0; display: grid; grid-template-columns: 2.5rem 0.8fr 1.5fr; gap: 0.75rem; border-bottom: 1px solid rgba(13, 17, 16, 0.25); font-size: 0.88rem; }
.pilot-deliverables span { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; color: #536522; }
.pilot-conditions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.pilot-conditions span { padding: 0.5rem 0.65rem; border: 1px solid rgba(13, 17, 16, 0.28); font-size: 0.72rem; font-weight: 650; }
.pilot .button-primary { margin-top: 1rem; background: var(--ink); color: var(--paper); }
.pilot .button-primary:hover { background: var(--ink-soft); }

.trust {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
  padding: 8rem 0;
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.trust-heading h2, .founder h2 { margin: 0; font-size: clamp(2.7rem, 5.4vw, 5.7rem); line-height: 0.98; }
.trust-heading > p:last-child { max-width: 470px; margin: 2rem 0 0; color: var(--text-muted); line-height: 1.7; }
.trust-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.trust-grid article { min-height: 230px; padding: 1.4rem; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.trust-grid span { color: var(--signal); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.72rem; }
.trust-grid h3 { margin: 4rem 0 0.75rem; font-size: 1.05rem; }
.trust-grid p { margin: 0; color: var(--text-muted); font-size: 0.86rem; line-height: 1.6; }

.founder {
  padding: 8rem max(1.5rem, calc((100vw - var(--max-width)) / 2));
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(3rem, 9vw, 9rem);
  background: var(--paper);
  color: var(--ink);
}

.founder .section-label { color: #4f641f; }
.founder-monogram { width: clamp(150px, 18vw, 230px); aspect-ratio: 1; display: grid; place-items: center; border: 1px solid var(--line-light); color: #536522; font-family: Iowan Old Style, Baskerville, "Times New Roman", serif; font-size: clamp(3rem, 6vw, 6rem); letter-spacing: -0.08em; }
.founder-role { margin: 0.75rem 0 2rem; color: #536522; font-size: 0.78rem; font-weight: 750; letter-spacing: 0.12em; text-transform: uppercase; }
.founder-bio { max-width: 720px; color: #333c38; font-size: 1.15rem; line-height: 1.7; }
.founder-status { max-width: 720px; margin: 2rem 0 0; padding: 1.25rem 0 0; border-top: 1px solid var(--line-light); color: #59635e; font-size: 0.86rem; line-height: 1.7; }
.founder-links { margin-top: 2rem; display: flex; align-items: center; flex-wrap: wrap; gap: 1.5rem; }
.founder .button-secondary { border-color: var(--line-light); color: var(--ink); }
.founder .button-secondary:hover { background: var(--paper-deep); }
.text-link { border-bottom: 1px solid #7f8a84; color: #333c38; font-size: 0.86rem; }

footer {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
  padding: 3rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem 3rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.footer-wordmark { color: var(--paper); }
.footer-links { display: flex; justify-content: flex-end; gap: 1.5rem; }
.footer-links a:hover { color: var(--paper); }
.copyright { text-align: right; }

@media (max-width: 900px) {
  nav > a:not(.nav-cta) { display: none; }
  .hero { min-height: auto; padding-top: 5rem; grid-template-columns: 1fr; }
  .capacity-model { width: min(100%, 520px); }
  .section-heading, .boundary, .pilot, .trust, .founder { grid-template-columns: 1fr; gap: 3rem; }
  .mechanism-grid { grid-template-columns: 1fr; }
  .mechanism-grid li, .mechanism-grid li + li { padding: 1.5rem 0 2.5rem; border-right: 0; border-bottom: 1px solid var(--line-light); }
  .mechanism-grid h3 { margin-top: 2rem; }
}

@media (max-width: 600px) {
  .site-header { width: min(calc(100% - 2rem), var(--max-width)); min-height: 72px; }
  .nav-cta { padding: 0.62rem 0.7rem; }
  .hero, .boundary, .trust, footer { width: min(calc(100% - 2rem), var(--max-width)); }
  .hero { padding-top: 4rem; }
  h1 { font-size: clamp(3.25rem, 16vw, 5rem); }
  .capacity-steps { height: 260px; }
  .statement, .mechanism, .pilot, .trust, .founder { padding-top: 5.5rem; padding-bottom: 5.5rem; }
  .pilot-deliverables li { grid-template-columns: 2rem 1fr; }
  .pilot-deliverables li strong { grid-column: 2; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid article { min-height: 190px; }
  .founder-monogram { width: 130px; }
  footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; flex-direction: column; gap: 0.7rem; }
  .copyright { text-align: left; }
}

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