/* ============================================================
   Object Fingerprinting — Landing site
   Dark, premium, cinematic. Single-page web.
   ============================================================ */

:root {
  /* palette — unified chroma, varying hue */
  --bg-0:        oklch(0.10 0.012 240);
  --bg-1:        oklch(0.13 0.014 240);
  --bg-2:        oklch(0.17 0.014 240);
  --bg-3:        oklch(0.21 0.014 240);
  --line:        oklch(0.30 0.014 240);
  --line-soft:   oklch(0.24 0.012 240);

  --ink:         oklch(0.97 0.005 80);
  --ink-mute:    oklch(0.74 0.012 240);
  --ink-dim:     oklch(0.55 0.012 240);
  --ink-faint:   oklch(0.40 0.010 240);

  --accent:      oklch(0.82 0.16 200);
  --accent-2:    oklch(0.72 0.18 220);
  --accent-soft: oklch(0.82 0.16 200 / 0.18);
  --accent-line: oklch(0.82 0.16 200 / 0.45);

  --warm:        oklch(0.82 0.16 65);
  --mint:        oklch(0.82 0.16 145);
  --rose:        oklch(0.74 0.16 18);

  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 24px;

  --maxw: 1280px;
  --pad-x: clamp(20px, 5vw, 64px);

  --t-fast: 180ms cubic-bezier(.2,.6,.2,1);
  --t:      320ms cubic-bezier(.2,.6,.2,1);
  --t-slow: 600ms cubic-bezier(.2,.6,.2,1);

  --shadow-1: 0 1px 0 oklch(1 0 0 / 0.04) inset, 0 30px 60px -30px oklch(0 0 0 / 0.5);
  --shadow-2: 0 1px 0 oklch(1 0 0 / 0.06) inset, 0 40px 80px -30px oklch(0 0 0 / 0.6), 0 0 0 1px var(--line) inset;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-feature-settings: "ss01", "ss02";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
  font-size: 16px;
  overflow-x: hidden;
}

/* type */
h1, h2, h3, h4 {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
}

h1 { font-size: clamp(44px, 6.4vw, 96px); letter-spacing: -0.03em; }
h2 { font-size: clamp(32px, 4.2vw, 60px); }
h3 { font-size: clamp(20px, 2vw, 26px); }
h4 { font-size: 17px; letter-spacing: -0.01em; }

p { margin: 0; }
em { font-style: italic; color: var(--accent); }

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

::selection { background: var(--accent-soft); color: var(--ink); }

/* utility */
.kicker {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  opacity: 0.7;
}
.kbd {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
}

/* ===============================================
   NAV
   =============================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 18px var(--pad-x);
  background: oklch(0.10 0.012 240 / 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), background var(--t);
}
.nav.scrolled {
  background: oklch(0.10 0.012 240 / 0.88);
  border-bottom-color: var(--line-soft);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand .dot {
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--accent);
  animation: pulse 2.6s ease-in-out infinite;
}
.brand-name {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.nav-links {
  display: flex;
  gap: 6px;
  justify-content: center;
}
.nav-links a {
  padding: 8px 14px;
  font-size: 14px;
  color: var(--ink-mute);
  border-radius: 999px;
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-links a:hover { color: var(--ink); background: var(--bg-1); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 13px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bg-0);
  background: var(--accent);
  border-radius: 999px;
  font-weight: 600;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px -10px var(--accent);
}
@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.92); }
  50%      { opacity: 1;     transform: scale(1.18); }
}

/* ===============================================
   HERO
   =============================================== */
.hero {
  position: relative;
  padding: clamp(56px, 9vw, 120px) var(--pad-x) clamp(72px, 11vw, 140px);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 60% 30%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 30%, #000 30%, transparent 80%);
}
.glow {
  position: absolute;
  width: 60vmax; height: 60vmax;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
  pointer-events: none;
}
.glow-a {
  top: -30vmax; right: -20vmax;
  background: radial-gradient(circle, oklch(0.82 0.16 200 / 0.4), transparent 60%);
}
.glow-b {
  bottom: -40vmax; left: -20vmax;
  background: radial-gradient(circle, oklch(0.72 0.18 220 / 0.30), transparent 60%);
}

.hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mint);
  background: oklch(0.82 0.16 145 / 0.08);
  border: 1px solid oklch(0.82 0.16 145 / 0.35);
  border-radius: 999px;
}
.status-dot {
  width: 6px; height: 6px;
  background: var(--mint);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--mint);
}

.hero-text h1 .grad {
  background: linear-gradient(135deg, var(--accent), var(--accent-2) 60%, var(--ink) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin-top: 24px;
  font-size: clamp(17px, 1.4vw, 21px);
  color: var(--ink-mute);
  max-width: 60ch;
  line-height: 1.55;
}

.metaphor {
  margin-top: 28px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink-mute);
}
.metaphor .tag {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 4px 8px;
  background: var(--accent-soft);
  border-radius: 4px;
}

.hero-ctas {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-size: 14px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), color var(--t-fast);
}
.btn-primary {
  color: var(--bg-0);
  background: var(--accent);
  border: 1px solid var(--accent);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -15px var(--accent);
}
.btn-ghost {
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
}
.btn-ghost:hover {
  background: var(--bg-1);
  border-color: var(--ink-dim);
}

.hero-stats {
  margin: 56px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  list-style: none;
  max-width: 640px;
}
.hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}
.hero-stats b {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: -0.01em;
  color: var(--ink);
  font-weight: 600;
}
.hero-stats span {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
}

/* scanner */
.hero-scanner {
  display: flex;
  justify-content: center;
  align-items: center;
}
.scanner-stage {
  position: relative;
  width: min(100%, 520px);
  aspect-ratio: 1 / 1;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.crosshair {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, transparent calc(50% - 0.5px), oklch(1 0 0 / 0.06) calc(50% - 0.5px), oklch(1 0 0 / 0.06) calc(50% + 0.5px), transparent calc(50% + 0.5px)),
    linear-gradient(to bottom, transparent calc(50% - 0.5px), oklch(1 0 0 / 0.06) calc(50% - 0.5px), oklch(1 0 0 / 0.06) calc(50% + 0.5px), transparent calc(50% + 0.5px));
  mask-image: radial-gradient(circle at center, #000 60%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at center, #000 60%, transparent 80%);
}
.corner {
  position: absolute;
  width: 18px; height: 18px;
  border: 1.4px solid var(--accent);
  opacity: 0.85;
}
.corner.tl { top: 18px; left: 18px; border-right: none; border-bottom: none; }
.corner.tr { top: 18px; right: 18px; border-left: none; border-bottom: none; }
.corner.bl { bottom: 18px; left: 18px; border-right: none; border-top: none; }
.corner.br { bottom: 18px; right: 18px; border-left: none; border-top: none; }

.print-bg, .print-reveal {
  position: absolute;
  inset: 18%;
  color: oklch(1 0 0 / 0.04);
  width: 64%; height: 64%;
  pointer-events: none;
}
.print-reveal {
  color: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent));
  opacity: 0.55;
  -webkit-mask: linear-gradient(180deg, transparent 0%, #000 50%, transparent 100%);
          mask: linear-gradient(180deg, transparent 0%, #000 50%, transparent 100%);
  -webkit-mask-size: 100% 32%;
          mask-size: 100% 32%;
  -webkit-mask-repeat: no-repeat;
          mask-repeat: no-repeat;
  -webkit-mask-position: 50% -32%;
          mask-position: 50% -32%;
  animation: scanReveal 3.6s cubic-bezier(.65,.0,.35,1) infinite;
}
@keyframes scanReveal {
  0%   { -webkit-mask-position: 50% -32%;    mask-position: 50% -32%; opacity: 0.0; }
  10%  { opacity: 0.55; }
  90%  { opacity: 0.55; }
  100% { -webkit-mask-position: 50% 132%;    mask-position: 50% 132%; opacity: 0.0; }
}

/* ----- Surgical instrument (scalpel) inside the scanner ----- */
.instrument-svg {
  position: absolute;
  inset: auto 6% auto 6%;
  top: 50%;
  width: 88%;
  height: auto;
  transform: translateY(-50%);
  color: var(--accent);
  filter: drop-shadow(0 18px 32px oklch(0 0 0 / 0.55));
  z-index: 2;
}
.instrument-svg .blade-tip {
  filter: drop-shadow(0 0 6px var(--accent));
  transform-box: fill-box;
  transform-origin: center;
  animation: tipPulse 2.4s ease-in-out infinite;
}
.instrument-svg .instrument-shadow {
  filter: blur(2.5px);
}
@keyframes tipPulse {
  0%, 100% { opacity: 0.65; transform: scale(0.85); }
  50%      { opacity: 1;    transform: scale(1.15); }
}

/* Floating cyan wash that sweeps across the instrument as the scan bar passes */
.scan-wash {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, oklch(0.82 0.16 200 / 0.28) 50%, transparent 100%);
  -webkit-mask: linear-gradient(180deg, transparent 0%, #000 50%, transparent 100%);
          mask: linear-gradient(180deg, transparent 0%, #000 50%, transparent 100%);
  -webkit-mask-size: 100% 32%;
          mask-size: 100% 32%;
  -webkit-mask-repeat: no-repeat;
          mask-repeat: no-repeat;
  -webkit-mask-position: 50% -32%;
          mask-position: 50% -32%;
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 3;
  animation: scanReveal 3.6s cubic-bezier(.65,.0,.35,1) infinite;
}

.scanbar {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  box-shadow: 0 0 24px var(--accent), 0 0 4px var(--accent);
  animation: scanbar 3.6s cubic-bezier(.65,.0,.35,1) infinite;
}
@keyframes scanbar {
  0%   { top: 12%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 88%; opacity: 0; }
}

.rings {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.rings div {
  position: absolute;
  border: 1px solid var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: ring 3.6s ease-out infinite;
}
.rings div:nth-child(1) { width: 24%; height: 24%; animation-delay: 0.0s; }
.rings div:nth-child(2) { width: 24%; height: 24%; animation-delay: 0.9s; }
.rings div:nth-child(3) { width: 24%; height: 24%; animation-delay: 1.8s; }
.rings div:nth-child(4) { width: 24%; height: 24%; animation-delay: 2.7s; }
@keyframes ring {
  0%   { transform: scale(0.6); opacity: 0.0; }
  20%  { opacity: 0.8; }
  100% { transform: scale(3.2); opacity: 0.0; }
}


.readout {
  position: absolute;
  left: 24px; right: 24px; bottom: 60px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font-family: "JetBrains Mono", ui-monospace, monospace;
}
.readout .lbl {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.readout .id {
  font-size: 18px;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-top: 4px;
}
.readout .pct {
  font-size: 36px;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-top: 4px;
}
.readout .pct small { font-size: 18px; color: var(--ink-dim); margin-left: 2px; }

.scanner-foot {
  position: absolute;
  left: 0; right: 0; bottom: 16px;
  text-align: center;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.scanner-foot .dot-mini {
  width: 6px; height: 6px;
  background: var(--mint);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--mint);
  animation: pulse 1.6s ease-in-out infinite;
  display: inline-block;
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  width: 24px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  display: grid;
  place-items: flex-start center;
  padding-top: 6px;
}
.scroll-hint span {
  width: 3px; height: 8px;
  background: var(--accent);
  border-radius: 999px;
  animation: scroll 1.8s ease-in-out infinite;
}
@keyframes scroll {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50%      { transform: translateY(12px); opacity: 1; }
}

/* ===============================================
   SECTION SCAFFOLD
   =============================================== */
.section {
  position: relative;
  padding: clamp(72px, 9vw, 140px) var(--pad-x);
  max-width: var(--maxw);
  margin: 0 auto;
}

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: start;
  margin-bottom: clamp(40px, 5vw, 64px);
}
.section-head .num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 14px;
  color: var(--accent);
  letter-spacing: 0.08em;
  padding-top: 6px;
  position: relative;
}
.section-head .num::after {
  content: "";
  display: block;
  width: 28px;
  height: 1px;
  background: var(--accent);
  margin-top: 12px;
  opacity: 0.6;
}
.section-head h2 { margin-top: 12px; max-width: 22ch; }
.section-lead {
  margin-top: 20px;
  color: var(--ink-mute);
  font-size: clamp(16px, 1.2vw, 18px);
  max-width: 64ch;
}

/* ===============================================
   PROBLEM
   =============================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t), transform var(--t), background var(--t);
}
.card:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
}
.card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  pointer-events: none;
  background: radial-gradient(800px circle at var(--mx, 50%) var(--my, 0%), oklch(0.82 0.16 200 / 0.06), transparent 50%);
  opacity: 0;
  transition: opacity var(--t);
}
.card:hover::after { opacity: 1; }

.card-problem {
  border-top: 1px solid var(--rose);
}
.card-problem .card-num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--rose);
  margin-bottom: 4px;
}
.card h3 { color: var(--ink); }
.card p { color: var(--ink-mute); font-size: 15px; }

.alt-row {
  margin-top: 56px;
  padding: 32px;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.alt-head {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 24px;
}
.alt-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.alt-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 16px;
  border-left: 2px solid var(--line);
}
.alt-item b { color: var(--ink); font-weight: 600; font-size: 15px; }
.alt-item span { color: var(--ink-dim); font-size: 14px; line-height: 1.5; }

/* ===============================================
   HOW IT WORKS
   =============================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 0;
  margin: 0;
  list-style: none;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  top: 64px;
  left: 60px;
  right: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), var(--line), transparent);
  z-index: 0;
}
.step {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--t), transform var(--t);
}
.step:hover { border-color: var(--accent-line); transform: translateY(-2px); }
.step-num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
}
.step-glyph {
  width: 72px; height: 72px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--ink);
}
.step h3 { color: var(--ink); }
.step p { color: var(--ink-mute); font-size: 15px; }

.arch {
  margin-top: 96px;
}
.arch-head { margin-bottom: 32px; }
.arch-head h3 { margin-top: 8px; font-size: clamp(22px, 2vw, 30px); color: var(--ink); }
.arch-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.arch-card {
  background: linear-gradient(180deg, var(--bg-1), var(--bg-1));
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  transition: border-color var(--t), transform var(--t);
}
.arch-card:hover { border-color: var(--accent-line); transform: translateY(-2px); }
.arch-tag {
  align-self: flex-start;
  padding: 4px 10px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 6px;
}
.arch-card h4 { color: var(--ink); font-size: 18px; }
.arch-card p { color: var(--ink-mute); font-size: 14px; line-height: 1.55; }

/* ===============================================
   WHY NOW — TIMELINE
   =============================================== */
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.timeline .t-line {
  position: absolute;
  top: 14px;
  left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), var(--line), transparent);
  z-index: 0;
}
.t-item {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 40px 24px 24px;
  margin-top: 4px;
}
.t-item.highlight {
  border-color: var(--accent-line);
  background: linear-gradient(180deg, oklch(0.13 0.014 240), oklch(0.15 0.022 220));
  box-shadow: 0 30px 80px -40px oklch(0.82 0.16 200 / 0.45);
}
.t-dot {
  position: absolute;
  top: -8px;
  left: 24px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg-0);
  border: 2px solid var(--ink-dim);
}
.t-item.highlight .t-dot {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}
.t-date {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 10px;
}
.t-item.highlight .t-date { color: var(--warm); }
.t-body h4 { color: var(--ink); margin-bottom: 8px; font-size: 17px; }
.t-body p { color: var(--ink-mute); font-size: 14px; line-height: 1.55; }

/* ===============================================
   MARKET
   =============================================== */
.market-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 64px;
}
.tile {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
}
.tile::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line), transparent);
}
.tile-num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
}
.tile-lbl { color: var(--ink-mute); font-size: 14px; line-height: 1.45; }

.segments h3.kicker { margin-bottom: 24px; }
.segments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.seg {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.seg-tag {
  align-self: flex-start;
  padding: 4px 10px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 6px;
  background: var(--bg-2);
  color: var(--ink-dim);
}
.seg-primary { border-color: oklch(0.82 0.16 200 / 0.25); }
.seg-primary .seg-tag {
  color: var(--accent);
  background: var(--accent-soft);
}
.seg h4 { color: var(--ink); font-size: 18px; }
.seg p { color: var(--ink-mute); font-size: 14px; line-height: 1.55; }

/* ===============================================
   VS — COMPARISON
   =============================================== */
.vs-table {
  display: grid;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.vs-row {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
  gap: 0;
  align-items: center;
  border-top: 1px solid var(--line-soft);
}
.vs-row:first-child { border-top: 0; }
.vs-row > * {
  padding: 18px 22px;
  font-size: 14px;
  color: var(--ink-mute);
}
.vs-head {
  background: var(--bg-2);
}
.vs-head > * {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.vs-row:nth-child(2) {
  background: linear-gradient(90deg, oklch(0.82 0.16 200 / 0.08), transparent);
  border-top: 1px solid var(--accent-line);
}
.vs-row:nth-child(2) > *:first-child b { color: var(--accent); }
.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  border-radius: 999px;
  border: 1px solid transparent;
}
.pill-ok  { color: var(--mint); background: oklch(0.82 0.16 145 / 0.10); border-color: oklch(0.82 0.16 145 / 0.35); }
.pill-mid { color: var(--warm); background: oklch(0.82 0.16 65 / 0.10);  border-color: oklch(0.82 0.16 65 / 0.35); }
.pill-no  { color: var(--rose); background: oklch(0.74 0.16 18 / 0.10);  border-color: oklch(0.74 0.16 18 / 0.35); }

/* ===============================================
   ROADMAP
   =============================================== */
.phases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 64px;
}
.phase {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
}
.phase-active {
  border-color: var(--accent-line);
  background: linear-gradient(180deg, oklch(0.14 0.02 220), oklch(0.13 0.014 240));
  box-shadow: 0 30px 80px -40px oklch(0.82 0.16 200 / 0.5);
}
.phase-range {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 12px;
}
.phase h3 { color: var(--ink); margin-bottom: 14px; }
.phase ul {
  margin: 0; padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.phase ul li {
  position: relative;
  padding-left: 16px;
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.5;
}
.phase ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 1px;
  background: var(--accent);
}

.kpis h3.kicker { margin-bottom: 24px; }
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.kpi {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.kpi-val {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 24px;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.kpi-lbl {
  font-size: 12px;
  color: var(--ink-dim);
  line-height: 1.4;
}

/* ===============================================
   BUSINESS MODEL
   =============================================== */
.model-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.m-card {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color var(--t), transform var(--t);
}
.m-card:hover { border-color: var(--accent-line); transform: translateY(-2px); }
.m-num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
}
.m-card h4 { color: var(--ink); font-size: 17px; }
.m-card p { color: var(--ink-mute); font-size: 13px; line-height: 1.5; }

/* ===============================================
   TEAM
   =============================================== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.member {
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}
.member-avatar {
  position: relative;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--accent);
}
.member-avatar svg { width: 70%; height: 70%; opacity: 0.7; }
/* Photo fills the circle; the fingerprint fallback is hidden when a photo is present */
.member-avatar.has-photo { border-color: var(--accent-line); }
.member-avatar.has-photo .avatar-fallback { display: none; }
.member-avatar.has-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.member h3 { color: var(--ink); font-size: 22px; }
.member-role {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.member p { color: var(--ink-mute); font-size: 15px; line-height: 1.55; }
.member-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}
.member-tags span {
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--ink-mute);
}

.advisors {
  margin-top: 40px;
  padding: 28px;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.advisors .kicker { margin-bottom: 16px; }
.advisors ul {
  margin: 0; padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px 28px;
}
.advisors li {
  font-size: 14px;
  color: var(--ink-mute);
  line-height: 1.5;
}
.advisors li b { color: var(--ink); font-weight: 600; }

/* ===============================================
   CONTACT
   =============================================== */
.contact {
  padding-bottom: clamp(72px, 9vw, 140px);
}
.contact-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-1), var(--bg-2) 60%, var(--bg-1));
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 72px);
  box-shadow: 0 60px 120px -40px oklch(0.82 0.16 200 / 0.35);
}
.contact-bg {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  color: var(--accent);
  opacity: 0.06;
  pointer-events: none;
}
.contact-bg svg { width: 100%; height: 100%; }

.contact-text { position: relative; max-width: 680px; }
.contact-text h2 { margin-top: 12px; }
.contact-text p {
  margin-top: 20px;
  color: var(--ink-mute);
  font-size: clamp(16px, 1.1vw, 18px);
}
.contact-actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.contact-meta {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 36px;
}
.contact-meta > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.contact-meta span {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.contact-meta b, .contact-meta a { color: var(--ink); font-size: 15px; font-weight: 500; }
.contact-meta a { color: var(--accent); }
.contact-meta a:hover { text-decoration: underline; }

/* ===============================================
   FOOTER
   =============================================== */
.foot {
  border-top: 1px solid var(--line-soft);
  padding: 28px var(--pad-x);
}
.foot-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.foot-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.foot-brand .dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
}
.foot-meta {
  display: flex;
  gap: 20px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

/* ===============================================
   REVEAL ANIMATIONS
   =============================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-slow), transform var(--t-slow);
}
[data-reveal].in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ===============================================
   RESPONSIVE
   =============================================== */
@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; gap: 56px; }
  .hero-scanner { order: -1; max-width: 460px; margin: 0 auto; }
  .problem-grid,
  .steps,
  .arch-grid,
  .timeline,
  .market-tiles,
  .phases { grid-template-columns: repeat(2, 1fr); }
  .timeline .t-line { display: none; }
  .steps::before { display: none; }
  .segments-grid { grid-template-columns: repeat(2, 1fr); }
  .model-grid { grid-template-columns: repeat(3, 1fr); }
  .alt-items { grid-template-columns: repeat(2, 1fr); }
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .advisors ul { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav { grid-template-columns: 1fr auto; }
  .nav-links { display: none; }
  .section-head { grid-template-columns: 1fr; gap: 12px; }
  .section-head .num::after { display: none; }
  .hero-stats { grid-template-columns: 1fr; gap: 16px; max-width: 100%; }
  .problem-grid,
  .steps,
  .arch-grid,
  .timeline,
  .market-tiles,
  .phases,
  .segments-grid,
  .model-grid,
  .team-grid { grid-template-columns: 1fr; }
  .vs-row { grid-template-columns: 1fr 1fr; }
  .vs-row > *:nth-child(n+3) { border-top: 1px dashed var(--line-soft); }
  .vs-head { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .alt-items { grid-template-columns: 1fr; }
  .contact-meta { grid-template-columns: 1fr; gap: 18px; }
  .foot-inner { flex-direction: column; align-items: flex-start; }
}

/* Reduce hero height on short laptop screens */
@media (max-height: 800px) and (min-width: 1101px) {
  .hero { padding-top: 48px; padding-bottom: 72px; }
}

/* ===============================================
   ADDITIONS — vs caveat, 3-up roadmap, traction,
   two-path model, three-person team
   =============================================== */

/* Honest caveat under the comparison table */
.vs-note {
  margin-top: 22px;
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.6;
  max-width: 82ch;
}

/* Roadmap — three milestones instead of four phases */
.phases.phases-3 { grid-template-columns: repeat(3, 1fr); }

/* Traction — simple general-interest mention */
.traction { margin-top: 56px; }
.traction .kicker { margin-bottom: 16px; }
.tr-lead {
  color: var(--ink-mute);
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.6;
  max-width: 80ch;
}
.tr-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.tr-logos span {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
}

/* Business model — two paths */
.model-grid.model-grid-2 { grid-template-columns: repeat(2, 1fr); gap: 20px; }
.m-path { padding: 32px 28px; }
.m-lines {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.m-lines li {
  position: relative;
  padding-left: 16px;
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.5;
}
.m-lines li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 1px;
  background: var(--accent);
}

/* Team — three members */
.team-grid.team-grid-3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 1100px) {
  .tr-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 920px) {
  .team-grid.team-grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .phases.phases-3,
  .model-grid.model-grid-2,
  .tr-grid { grid-template-columns: 1fr; }
}