@layer reset, base, layout, responsive;
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, p { margin: 0; }
  img { display: block; max-width: 100%; }
  button { font: inherit; }
  [hidden] { display: none !important; }
}
@layer base {
  :root { color-scheme: dark; --bg: #101410; --panel: #181e18; --ink: #f2f4ec; --muted: #b4bdb1; --dim: #8e9b8a; --lime: #b9ff66; --line: #384338; --display: 'Arial Black', 'Helvetica Neue', Arial, sans-serif; --body: 'Helvetica Neue', Helvetica, Arial, sans-serif; }
  body { min-width: 320px; background: var(--bg); color: var(--ink); font-family: var(--body); -webkit-font-smoothing: antialiased; }
  a { color: inherit; text-decoration: none; }
  :focus-visible { outline: 2px solid var(--lime); outline-offset: 4px; }
  ::selection { background: var(--lime); color: var(--bg); }
  .shell { width: min(100% - 40px, 1300px); margin-inline: auto; }
  .skip-link { position: absolute; z-index: 10; top: -100px; left: 12px; padding: 12px 16px; background: var(--lime); color: var(--bg); }
  .skip-link:focus { top: 12px; }
  .brand-period { color: var(--lime); }
  .section-index, .eyebrow { color: var(--lime); font-size: 11px; font-weight: 800; letter-spacing: .17em; line-height: 1.5; }
  .status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 9px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px #b9ff6680; }
  .button { display: inline-flex; align-items: center; justify-content: space-between; min-height: 56px; gap: 20px; padding: 16px 20px; font-size: 14px; font-weight: 800; }
}
@layer layout {
  .site-header { border-bottom: 1px solid var(--line); }
  .header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 30px; }
  .brand { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-family: var(--display); font-size: 26px; font-weight: 900; letter-spacing: -.08em; }
  .brand img { width: 36px; height: 36px; object-fit: contain; }
  .header-inner nav { display: flex; gap: 34px; margin-left: auto; color: var(--muted); font-size: 13px; font-weight: 700; }
  .header-inner nav a:hover, .simulation-link:hover, .site-footer a:last-child:hover { color: var(--lime); }
  .header-status { display: inline-flex; align-items: center; min-height: 44px; padding-left: 26px; border-left: 1px solid var(--line); color: var(--lime); font-size: 10px; font-weight: 800; letter-spacing: .12em; white-space: nowrap; }
  .hero { display: grid; grid-template-columns: minmax(0, 1.13fr) minmax(0, .87fr); align-items: stretch; gap: clamp(36px, 6vw, 100px); padding-block: clamp(54px, 7vw, 104px) clamp(72px, 8vw, 110px); }
  .hero-copy { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
  .hero h1 { max-width: 760px; margin-top: 35px; font-family: var(--display); font-size: clamp(48px, 5.8vw, 90px); line-height: 1.06; font-weight: 900; letter-spacing: -.075em; }
  .hero h1 em, .concept h2 em { color: var(--lime); font-style: normal; }
  .hero-lede { max-width: 550px; margin-top: 32px; color: var(--muted); font-size: clamp(16px, 1.4vw, 19px); line-height: 1.65; }
  .hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 23px; margin-top: 34px; }
  .button-disabled { min-width: 215px; border: 1px solid #769b58; background: #2e4525; color: #d4efb7; cursor: not-allowed; opacity: .83; }
  .simulation-link { display: inline-flex; align-items: center; gap: 14px; min-height: 48px; border-bottom: 1px solid var(--dim); font-size: 13px; font-weight: 800; }
  .simulation-link span { font-size: 18px; }
  .hero-note { max-width: 485px; margin-top: 27px; color: var(--dim); font-size: 12px; line-height: 1.6; }
  .hero-art { display: flex; flex-direction: column; justify-content: space-between; min-height: 540px; padding: 22px; overflow: hidden; border: 1px solid var(--line); background: #080b08; }
  .hero-art img { width: min(100%, 460px); height: auto; align-self: center; object-fit: contain; }
  .art-top, .art-bottom { display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-family: monospace; font-size: 10px; font-weight: 700; letter-spacing: .12em; line-height: 1.5; }
  .art-bottom span:last-child { color: var(--lime); font-size: 20px; }
  .statement-band { border-block: 1px solid var(--line); background: #161c16; }
  .statement-band .shell { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 58px; color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .13em; }
  .statement-separator { color: var(--lime); }
  .concept, .verification { display: grid; grid-template-columns: 1fr 2fr; gap: 36px; padding-block: clamp(85px, 10vw, 145px); }
  .concept { border-bottom: 1px solid var(--line); }
  .concept-content { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 40px; }
  h2 { font-family: var(--display); font-size: clamp(42px, 4.7vw, 70px); line-height: 1.07; letter-spacing: -.07em; }
  .concept-explainer p, .roadmap-intro p, .verification p { color: var(--muted); font-size: 16px; line-height: 1.7; }
  .concept-explainer p + p { margin-top: 16px; }
  .coming-label { display: inline-block; margin-top: 27px; padding: 9px 12px; border: 1px solid #5f7d4f; color: var(--lime); font-size: 11px; font-weight: 800; letter-spacing: .03em; }
  .roadmap { padding-block: clamp(85px, 10vw, 145px); border-bottom: 1px solid var(--line); background: #161c16; }
  .roadmap-layout { display: grid; grid-template-columns: 1fr 1.28fr; gap: clamp(50px, 8vw, 140px); }
  .roadmap-intro h2 { margin-top: 32px; }
  .roadmap-intro p { max-width: 380px; margin-top: 26px; }
  .roadmap-steps { margin: 0; padding: 0; list-style: none; }
  .roadmap-steps li { display: grid; grid-template-columns: 35px minmax(0, 1fr) auto; gap: 18px; padding: 26px 0 30px; border-top: 1px solid var(--line); }
  .step-number { color: var(--lime); font-family: monospace; font-size: 12px; }
  .roadmap-steps h3 { font-size: 22px; letter-spacing: -.04em; }
  .roadmap-steps p { max-width: 500px; margin-top: 9px; color: var(--muted); font-size: 14px; line-height: 1.65; }
  .step-state { color: var(--dim); font-family: monospace; font-size: 10px; letter-spacing: .07em; white-space: nowrap; }
  .verification h2 { margin-bottom: 26px; }
  .verification p { max-width: 620px; }
  .simulation-section { background: var(--lime); color: var(--bg); }
  .simulation-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 45px; padding-block: clamp(60px, 7vw, 96px); }
  .simulation-section .section-index { color: #344a20; }
  .simulation-section h2 { margin-top: 23px; }
  .simulation-section p { max-width: 630px; margin-top: 22px; color: #344528; font-size: 14px; line-height: 1.65; }
  .button-dark { flex: 0 0 auto; max-width: 280px; background: var(--bg); color: var(--lime); }
  .button-dark:hover { background: #283428; }
  .site-footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 35px; color: var(--dim); font-size: 12px; }
  .footer-brand { color: var(--ink); font-family: var(--display); font-size: 23px; font-weight: 900; letter-spacing: -.08em; }
  .site-footer a:last-child { min-height: 44px; display: inline-flex; align-items: center; }
}
@layer responsive {
  @media (max-width: 1000px) {
    .hero { gap: 30px; }
    .hero h1 { font-size: clamp(46px, 6.2vw, 68px); }
    .hero-art { min-height: 430px; }
    .concept-content { grid-template-columns: 1fr; }
  }
  @media (max-width: 760px) {
    .shell { width: min(100% - 32px, 640px); }
    .header-inner { min-height: 60px; gap: 10px; }
    .header-inner nav { display: none; }
    .header-status { margin-left: auto; padding-left: 13px; font-size: 9px; }
    .hero { grid-template-columns: 1fr; gap: 34px; padding-block: 50px 68px; }
    .hero h1 { margin-top: 26px; font-size: clamp(40px, 10vw, 64px); }
    .hero-lede { margin-top: 24px; font-size: 16px; }
    .hero-art { min-height: 0; aspect-ratio: 1.25; }
    .hero-art img { max-height: 80%; }
    .statement-band .shell { justify-content: flex-start; width: max-content; min-height: 52px; gap: 17px; }
    .statement-band { overflow: hidden; }
    .concept, .verification { grid-template-columns: 1fr; gap: 27px; padding-block: 78px; }
    .concept-content { gap: 29px; }
    .roadmap-layout { grid-template-columns: 1fr; gap: 42px; }
    .roadmap { padding-block: 78px; }
    .roadmap-intro h2 { margin-top: 24px; }
    .simulation-inner { align-items: flex-start; flex-direction: column; gap: 29px; }
  }
  @media (max-width: 520px) {
    .brand { font-size: 22px; }
    .brand img { width: 32px; height: 32px; }
    .hero h1 { font-size: clamp(37px, 10vw, 52px); }
    .hero-actions { align-items: stretch; flex-direction: column; gap: 12px; width: 100%; }
    .hero-actions .button { width: 100%; }
    .hero-art { padding: 15px; }
    h2 { font-size: clamp(38px, 11vw, 54px); }
    .roadmap-steps li { grid-template-columns: 30px 1fr; gap: 10px; }
    .step-state { grid-column: 2; }
    .simulation-inner .button { width: 100%; max-width: none; }
    .site-footer { align-items: flex-start; flex-direction: column; gap: 14px; }
  }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
}