:root {
  --green:   #1A4334;
  --green-2: #0F2C22;
  --amber:   #E09B3E;
  --clay:    #8C7A6B;
  --slate:   #EAE7E1;
  --slate-2: #F4F2EC;
  --ink:     #111111;
  --ink-2:   #2A2A28;

  --serif: "Fraunces", "Times New Roman", serif;
  --sans:  "Inter Tight", system-ui, sans-serif;
  --mono:  "DM Mono", ui-monospace, monospace;

  --maxw: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body {
  font-family: var(--sans);
  background: var(--slate);
  color: var(--ink);
  line-height: 1.5;
  overflow-x: hidden;
}

/* ============ Animated Node Network Background ============ */
#network-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Subtle paper grain overlay so it doesn't feel digital-flat */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

main, header, footer { position: relative; z-index: 2; }

/* ============ Top Bar ============ */
header.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(234, 231, 225, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26, 67, 52, 0.08);
}
.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.brand-logo { height: 32px; width: auto; }
nav.topnav {
  display: flex;
  gap: 36px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
nav.topnav a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.2s;
}
nav.topnav a:hover { color: var(--green); }
/* Mobile nav overlay (lives outside header) */
.mobile-nav {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  top: 64px;
  bottom: 0;
  background: var(--ink);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 45;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  color: var(--slate);
  text-decoration: none;
  padding: 20px 32px;
  width: 100%;
  max-width: 320px;
  text-align: center;
  border-bottom: 1px solid rgba(234, 231, 225, 0.08);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--amber); }
.mobile-nav .mobile-cta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--amber);
  color: var(--ink);
  padding: 20px 32px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  margin-top: 24px;
}

.nav-cta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--green);
  color: var(--slate);
  padding: 10px 18px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--green-2); }
/* ---- Mobile nav toggle ---- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 60;
  position: relative;
}
.nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: var(--ink);
  stroke-width: 2;
  stroke-linecap: round;
}
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
  nav.topnav { display: none; }
}

/* ============ Hero ============ */
.hero {
  min-height: 100vh;
  padding: 140px var(--gutter) 80px;
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 120px; }
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--green);
}

h1.headline {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.92;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 32px;
}
h1.headline em {
  font-style: italic;
  font-weight: 400;
  color: var(--green);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 480px;
  margin-bottom: 40px;
}

.hero-cta-row {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.btn-primary {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--slate);
  padding: 18px 28px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}
.btn-primary:hover { background: var(--green); transform: translateY(-2px); }
.btn-ghost {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
}

/* Hero right side: featured "data sprout" card */
.hero-card {
  background: var(--slate-2);
  border: 1px solid rgba(26, 67, 52, 0.15);
  padding: 36px;
  position: relative;
  box-shadow: 0 30px 80px -40px rgba(15, 44, 34, 0.4);
}
.hero-card::before {
  content: "";
  position: absolute;
  top: -1px; left: -1px;
  width: 24px; height: 24px;
  border-top: 2px solid var(--green);
  border-left: 2px solid var(--green);
}
.hero-card::after {
  content: "";
  position: absolute;
  bottom: -1px; right: -1px;
  width: 24px; height: 24px;
  border-bottom: 2px solid var(--amber);
  border-right: 2px solid var(--amber);
}
.card-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
}
.card-label .live {
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 6px;
}
.card-label .live::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.4); }
}
.kde-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid rgba(26, 67, 52, 0.1);
  font-family: var(--mono);
  font-size: 12px;
}
.kde-row:last-child { border-bottom: none; }
.kde-row .k { color: var(--clay); }
.kde-row .v { color: var(--ink); font-weight: 500; }
.card-trace {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid var(--green);
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--green);
}

/* ============ Deadline strip ============ */
.deadline-strip {
  background: var(--ink);
  color: var(--slate);
  padding: 24px var(--gutter);
  overflow: hidden;
  position: relative;
}
.deadline-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.deadline-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}
.deadline-count {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 3vw, 36px);
  letter-spacing: -0.01em;
}
.deadline-count span { color: var(--amber); }
.deadline-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--clay);
  text-transform: uppercase;
}

/* ============ Section base ============ */
section.block {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 140px var(--gutter);
}
.section-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.section-eyebrow .num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  color: var(--green);
}
h2.section-h {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  max-width: 14ch;
}
h2.section-h em { font-style: italic; font-weight: 400; color: var(--green); }
.section-lede {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 60ch;
  margin-bottom: 56px;
}

/* ============ Problem section ============ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(17, 17, 17, 0.15);
}
@media (max-width: 800px) {
  .problem-grid { grid-template-columns: 1fr; }
}
.problem-cell {
  padding: 36px 28px 36px 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.15);
  border-right: 1px solid rgba(17, 17, 17, 0.15);
}
.problem-cell:nth-child(3n) { border-right: none; padding-right: 0; }
.problem-cell:nth-child(3n+1) { padding-left: 0; }
.problem-cell:not(:nth-child(3n+1)) { padding-left: 28px; }
@media (max-width: 800px) {
  .problem-cell { padding: 32px 0 !important; border-right: none; }
}
.stat {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 64px;
  line-height: 1;
  color: var(--green);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.stat-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 16px;
}
.stat-body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-2);
}

/* ============ Solution / Supply chain flow ============ */
.flow-section {
  background: var(--slate-2);
  margin-top: 0;
}
.flow-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 140px var(--gutter);
}
.supply-flow {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
@media (max-width: 800px) {
  .supply-flow { grid-template-columns: 1fr 1fr; }
}
.flow-node {
  padding: 36px 24px;
  border: 1px solid rgba(26, 67, 52, 0.18);
  border-right: none;
  background: var(--slate);
  position: relative;
  transition: background 0.3s, transform 0.3s;
  cursor: default;
}
.flow-node:last-child { border-right: 1px solid rgba(26, 67, 52, 0.18); }
.flow-node:hover {
  background: var(--green);
  color: var(--slate);
  transform: translateY(-4px);
}
.flow-node:hover .flow-icon { stroke: var(--amber); }
.flow-node:hover .flow-step,
.flow-node:hover .flow-meta { color: var(--amber); }
.flow-icon {
  width: 44px; height: 44px;
  stroke: var(--green);
  stroke-width: 1.5;
  fill: none;
  margin-bottom: 24px;
  transition: stroke 0.3s;
}
.flow-step {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 8px;
  transition: color 0.3s;
}
.flow-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 24px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.flow-desc {
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 16px;
}
.flow-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  transition: color 0.3s;
}

/* ============ How it works (3-step) ============ */
.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  margin-top: 56px;
}
@media (max-width: 800px) {
  .how-grid { grid-template-columns: 1fr; }
}
.how-card {
  border-top: 2px solid var(--green);
  padding-top: 24px;
}
.how-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--amber);
  margin-bottom: 12px;
}
.how-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.how-body {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ============ Comparison table ============ */
.compare-section { background: var(--ink); color: var(--slate); }
.compare-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 140px var(--gutter);
}
.compare-section .section-eyebrow { color: var(--amber); }
.compare-section .section-eyebrow .num { color: var(--amber); }
.compare-section h2.section-h { color: var(--slate); }
.compare-section h2.section-h em { color: var(--amber); }
.compare-section .section-lede { color: rgba(234, 231, 225, 0.7); }

.compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
table.compare {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  margin-top: 40px;
  font-size: 14px;
}
table.compare th, table.compare td {
  text-align: left;
  padding: 20px 16px;
  border-bottom: 1px solid rgba(234, 231, 225, 0.12);
}
table.compare th {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
  font-weight: 500;
}
table.compare th.us {
  color: var(--amber);
  font-weight: 700;
}
table.compare td.feature {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--slate);
}
table.compare td.us-cell {
  background: rgba(224, 155, 62, 0.06);
  border-left: 2px solid var(--amber);
  color: var(--amber);
  font-family: var(--mono);
  font-size: 13px;
}
table.compare td.other {
  color: rgba(234, 231, 225, 0.5);
  font-family: var(--mono);
  font-size: 13px;
}

/* ============ FSMA explainer ============ */
.fsma-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 900px) {
  .fsma-grid { grid-template-columns: 1fr; gap: 40px; }
}
.fsma-quote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 28px;
  line-height: 1.35;
  color: var(--green);
  border-left: 2px solid var(--amber);
  padding-left: 28px;
  margin-bottom: 32px;
}
.fsma-list {
  list-style: none;
}
.fsma-list li {
  padding: 18px 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.1);
  display: flex;
  gap: 20px;
  align-items: baseline;
}
.fsma-list .marker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  width: 36px;
}
.fsma-list .text {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-2);
}
.fsma-list .text strong { color: var(--ink); font-weight: 600; }

/* ============ CTA section ============ */
.cta-section {
  background: var(--green);
  color: var(--slate);
  padding: 120px var(--gutter);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section h2 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  max-width: 16ch;
  margin: 0 auto 32px;
}
.cta-section h2 em { font-style: italic; color: var(--amber); font-weight: 400; }
.cta-section p {
  font-size: 18px;
  max-width: 540px;
  margin: 0 auto 48px;
  color: rgba(234, 231, 225, 0.85);
}
.cta-row {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-amber {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--amber);
  color: var(--ink);
  padding: 20px 32px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}
.btn-amber:hover { background: var(--slate); transform: translateY(-2px); }
.btn-outline {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: transparent;
  color: var(--slate);
  padding: 20px 32px;
  border: 1px solid var(--slate);
  border-radius: 2px;
  cursor: pointer;
}

/* ============ Footer ============ */
footer {
  background: var(--ink);
  color: var(--slate);
  padding: 80px var(--gutter) 40px;
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 80px;
  margin-bottom: 60px;
}
@media (max-width: 800px) {
  .footer-inner { grid-template-columns: 1fr; gap: 48px; }
}
.foot-primary {
  max-width: 480px;
}
.foot-logo {
  height: 48px;
  width: auto;
  margin-bottom: 24px;
  display: block;
}
.foot-tag {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  line-height: 1.5;
  color: var(--clay);
  margin-bottom: 32px;
}
.foot-cta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--amber);
  color: var(--ink);
  padding: 16px 28px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}
.foot-cta:hover {
  background: var(--slate);
  transform: translateY(-2px);
}
.foot-secondary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 500px) {
  .foot-secondary { grid-template-columns: 1fr; gap: 32px; }
}
.foot-col h4 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
}
.foot-col ul {
  list-style: none;
  padding: 0;
}
.foot-col li {
  margin-bottom: 12px;
  font-size: 13px;
  color: rgba(234, 231, 225, 0.65);
  line-height: 1.5;
}
.foot-col a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.foot-col a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}
.foot-bottom {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid rgba(234, 231, 225, 0.12);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clay);
}

/* ============ Reveal animations ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============ Focus styles ============ */
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ============ Screen-reader only ============ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============ Skip to content link ============ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--green);
  color: var(--slate);
  padding: 12px 20px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  z-index: 100;
  border-radius: 2px;
}
.skip-link:focus {
  top: 16px;
}

/* ============ Reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .flow-node { transition: none; }
  .card-label .live::before { animation: none; }
  #network-canvas { display: none; }
}