:root {
  --bg: #f3efe4;
  --bg-2: #ebe5d6;
  --panel: #f8f4ea;
  --ink: #111111;
  --muted: #585347;
  --line: #111111;
  --accent: #f97316;
  --accent-deep: #ea580c;
  --dark: #101010;
  --dark-2: #1a1a1a;
  --paper-dark: #f1eadc;
  --max: 1240px;
  --mono: "SFMono-Regular", "JetBrains Mono", ui-monospace, monospace;
  --sans: Inter, Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html {
  scrollbar-color: var(--accent) var(--panel);
  scrollbar-width: thin;
}
*::-webkit-scrollbar {
  width: 14px;
  height: 14px;
}
*::-webkit-scrollbar-track {
  background: var(--panel);
  border-left: 2px solid var(--line);
}
*::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  border: 2px solid var(--line);
}
*::-webkit-scrollbar-thumb:hover {
  background: var(--accent-deep);
}
*::-webkit-scrollbar-corner {
  background: var(--panel);
}
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
body.martin {
  background: linear-gradient(180deg, #f6f0e5 0%, #ede3d1 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select { font: inherit; }

.marquee {
  overflow: hidden;
  background: var(--dark);
  color: var(--paper-dark);
  border-bottom: 3px solid var(--line);
}
.marquee__track {
  display: flex;
  gap: 30px;
  width: max-content;
  padding: 10px 0;
  animation: marquee-scroll 24s linear infinite;
  font: 700 11px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.marquee__track span::after {
  content: '///';
  margin-left: 30px;
  color: var(--accent);
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.shell { min-height: 100vh; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(243, 239, 228, 0.96);
  border-bottom: 3px solid var(--line);
}
body.martin .topbar { background: rgba(246, 240, 229, 0.96); }
.topbar__inner,
.section,
.footer__inner {
  width: min(var(--max), calc(100% - 28px));
  margin: 0 auto;
}
.topbar__inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  display: grid;
  gap: 6px;
}
.brand__eyebrow,
.eyebrow,
.small,
.stat-label {
  font: 700 11px/1.4 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.brand__eyebrow,
.eyebrow,
.small,
.stat-label { color: var(--muted); }
.brand__title {
  font: 900 19px/1 var(--sans);
  letter-spacing: -0.05em;
  text-transform: uppercase;
}
.nav {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--ink);
  font-weight: 700;
}
.nav__toggle {
  display: none;
  border: 3px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  padding: 10px 14px;
}

.cta,
.cta--ghost,
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 18px;
  border: 3px solid var(--line);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}
.cta {
  background: var(--accent);
  color: var(--ink);
  box-shadow: 6px 6px 0 var(--line);
}
.cta--ghost {
  background: var(--panel);
  box-shadow: 6px 6px 0 var(--line);
}
.chip {
  min-height: 34px;
  padding: 0 12px;
  font: 700 10px/1 var(--mono);
  letter-spacing: 0.12em;
  background: var(--panel);
}
.chip--dark {
  background: var(--dark);
  color: var(--paper-dark);
  border-color: var(--paper-dark);
}

.hero { padding: 34px 0 24px; }
.hero__grid,
.grid-4,
.grid-3,
.grid-2,
.stat-grid {
  display: grid;
  gap: 18px;
}
.hero__grid { grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr); }
.hero__grid--balanced { grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 18px; }

.panel,
.metric,
.card,
.footer {
  border: 3px solid var(--line);
  background: var(--panel);
}
.panel {
  padding: clamp(22px, 3vw, 34px);
}
.panel--dark {
  background: var(--dark);
  color: var(--paper-dark);
}
.panel--dark .eyebrow,
.panel--dark p,
.panel--dark li,
.panel--dark .small,
.panel--dark .stat-label { color: rgba(241, 234, 220, 0.8); }
.metric,
.card {
  padding: 18px;
}
.card {
  display: grid;
  align-content: start;
  gap: 12px;
}
.display,
.section h2,
.card h3,
.card h4,
.metric__value,
.section-title-invert {
  margin: 0;
  font-family: var(--sans);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.07em;
  line-height: 0.92;
}
.display {
  font-size: clamp(3.4rem, 9vw, 7rem);
  max-width: 12ch;
}
.display--serif {
  font-family: var(--sans);
  font-weight: 900;
}
.section h2,
.section-title-invert {
  font-size: clamp(2.2rem, 5vw, 4.3rem);
}
.metric__value { font-size: 1.45rem; }
.lead,
.metric__label,
.card p,
.card li,
.section__intro,
.footer p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}
.panel--dark .lead,
.panel--dark .metric__label { color: rgba(241, 234, 220, 0.82); }
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 20px;
}
.section { padding: 20px 0 0; }
.section__header {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
  max-width: 760px;
}
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.diagram,
.diagram__rail {
  display: grid;
  gap: 0;
}
.diagram__rail {
  border: 3px solid rgba(241, 234, 220, 0.28);
  margin-top: 16px;
}
.diagram__node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 2px solid rgba(241, 234, 220, 0.18);
  font-weight: 800;
  text-transform: uppercase;
}
.diagram__node:last-child { border-bottom: 0; }
.diagram__node span:last-child {
  color: var(--accent);
  font: 800 12px/1 var(--mono);
  letter-spacing: 0.12em;
}
.list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}
.quote {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.04em;
}
.footer {
  margin-top: 36px;
  border-bottom: 0;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 28px;
}
.divider {
  height: 3px;
  background: var(--line);
  margin: 18px 0;
}
.highlight { color: var(--accent-deep); }

@media (max-width: 980px) {
  .hero__grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .stat-grid,
  .footer__inner {
    grid-template-columns: 1fr;
    display: grid;
  }
  .nav__toggle { display: inline-flex; }
  .nav__links {
    position: absolute;
    top: 78px;
    right: 14px;
    left: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 14px;
    border: 3px solid var(--line);
    background: var(--panel);
  }
  .nav__links[data-open] { display: flex; }
}

@media (max-width: 640px) {
  .topbar__inner,
  .section,
  .footer__inner { width: min(var(--max), calc(100% - 18px)); }
  .display { font-size: clamp(2.4rem, 12vw, 4.6rem); }
  .panel,
  .metric,
  .card { padding: 16px; }
  .actions > * { width: 100%; }
}