:root {
  --bg-void: #0c0e12;
  --bg-panel: #141820;
  --bg-elevated: #1a1f2a;
  --ink: #f2f4f7;
  --ink-muted: #9aa3b2;
  --ink-ghost: #4a5568;
  --line: rgba(180, 190, 210, 0.14);
  --accent: #5eead4;
  --accent-dim: rgba(94, 234, 212, 0.12);
  --accent-hot: #99f6e4;
  --hex-stroke: rgba(200, 210, 230, 0.22);
  --blueprint: #d8e2ec;
  --blueprint-ink: #1a2332;
  --blueprint-line: rgba(40, 70, 110, 0.18);
  --blueprint-wash: #c5d0dc;
  --danger: #fb7185;
  --font-display: "Syne", "Manrope", sans-serif;
  --font-body: "Manrope", "Helvetica Neue", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --nav-h: 80px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(1000px 520px at 78% -8%, rgba(94, 234, 212, 0.07), transparent 55%),
    radial-gradient(800px 480px at 8% 18%, rgba(70, 90, 130, 0.14), transparent 50%),
    var(--bg-void);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection {
  background: rgba(94, 234, 212, 0.28);
  color: var(--ink);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

a:hover {
  color: var(--accent-hot);
}

img,
svg {
  display: block;
  max-width: 100%;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* ——— Nav ——— */
.navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(12, 14, 18, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-transform: uppercase;
}

.logo span {
  color: var(--accent);
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
}

.logo-arches {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.logo-wordmark {
  display: block;
  height: 56px;
  width: auto;
  border-radius: 4px;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-transform: uppercase;
}

.logo-text span {
  color: var(--accent);
}

.hero-expand {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 0.65rem;
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-expand strong {
  color: var(--accent);
  font-weight: 700;
}

.hero-expand .dot {
  color: var(--ink-ghost);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
}

.nav-links a {
  color: var(--ink-muted);
  font-size: 0.84rem;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  background: var(--accent);
  color: #06201c !important;
  font-weight: 700;
  font-size: 0.8rem;
}

.nav-cta:hover {
  background: var(--accent-hot);
  color: #041512 !important;
}

.nav-toggle {
  display: none;
  width: 2rem;
  height: 1.25rem;
  flex-direction: column;
  justify-content: space-between;
  background: none;
  border: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 auto;
  z-index: 99;
  background: rgba(12, 14, 18, 0.96);
  border-bottom: 1px solid var(--line);
  padding: 1.25rem 1.5rem 1.5rem;
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  color: var(--ink-muted);
  font-size: 1rem;
}

/* ——— Hero ——— */
.hero {
  position: relative;
  display: grid;
  place-items: start center;
  padding: calc(var(--nav-h) + 1rem) 1.25rem 2rem;
  overflow: hidden;
}

.hex-field {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
  opacity: 0.55;
}

.hex-field svg {
  width: min(720px, 92vw);
  height: auto;
  animation: hex-breathe 10s var(--ease) infinite;
}

@keyframes hex-breathe {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(1);
  }
  50% {
    opacity: 0.55;
    transform: scale(1.02);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
}

.hero-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  letter-spacing: 0.04em;
  line-height: 0.95;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.hero-brand .soft {
  color: var(--ink);
}

.hero-brand .hot {
  color: var(--accent);
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.25;
  margin-bottom: 0.85rem;
}

.hero-title em {
  font-style: normal;
  color: var(--accent);
}

.hero-lede {
  color: var(--ink-muted);
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 36rem;
  margin: 0 auto 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #06201c;
}

.btn-primary:hover {
  background: var(--accent-hot);
  color: #041512;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: rgba(94, 234, 212, 0.45);
  color: var(--accent-hot);
}

.hero-scroll {
  position: relative;
  margin: 1.25rem auto 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-ghost);
  font-size: 0.7rem;
  animation: bob 2.4s ease-in-out infinite;
}

@keyframes bob {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(6px);
  }
}

/* ——— Sections ——— */
.section {
  padding: 3.25rem 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.eyebrow::before {
  content: "";
  width: 1.25rem;
  height: 1px;
  background: var(--accent);
}

.section h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.section-head p {
  color: var(--ink-muted);
}

/* ——— Split: two sevens ——— */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.pillar {
  position: relative;
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(26, 31, 42, 0.9), rgba(20, 24, 32, 0.75));
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.pillar:hover {
  border-color: rgba(94, 234, 212, 0.35);
  box-shadow: 0 0 0 1px rgba(94, 234, 212, 0.08), 0 20px 50px rgba(0, 0, 0, 0.35);
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
}

.pillar .tagline {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.85rem;
}

.pillar p {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.pillar-list {
  list-style: none;
  margin-top: 1.25rem;
  display: grid;
  gap: 0.45rem;
}

.pillar-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.pillar-list .role {
  color: var(--ink);
  font-weight: 600;
}

.pillar-list .lane {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.law-strip {
  margin-top: 1.25rem;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(94, 234, 212, 0.35);
  background: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-hot);
  text-align: center;
}

/* ——— Twin matrix (blueprint panel) ——— */
.protocol {
  position: relative;
  border-radius: var(--radius);
  padding: 1.5rem;
  background:
    linear-gradient(var(--blueprint-line) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, var(--blueprint-line) 1px, transparent 1px) 0 0 / 24px 24px,
    var(--blueprint);
  color: var(--blueprint-ink);
  box-shadow: inset 0 0 0 1px rgba(20, 40, 70, 0.2);
}

.protocol::before,
.protocol::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border-color: #111;
  border-style: solid;
}

.protocol::before {
  top: 10px;
  left: 10px;
  border-width: 2px 0 0 2px;
}

.protocol::after {
  bottom: 10px;
  right: 10px;
  border-width: 0 2px 2px 0;
}

.protocol-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.protocol-top h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: #0f172a;
}

.protocol-top p {
  color: #334155;
  font-size: 0.9rem;
  max-width: 34rem;
}

.stamp {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.55rem;
  border: 2px solid #1e3a5f;
  color: #1e3a5f;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: rotate(-6deg);
  background: rgba(255, 255, 255, 0.35);
}

.matrix {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.35);
}

.matrix th,
.matrix td {
  padding: 0.7rem 0.65rem;
  border: 1px solid rgba(30, 58, 95, 0.2);
  text-align: left;
  vertical-align: top;
}

.matrix th {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(30, 58, 95, 0.08);
  color: #1e293b;
}

.matrix td.mono-cell {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #0f172a;
}

.matrix tr[data-twin] {
  cursor: default;
  transition: background 0.2s var(--ease);
}

.matrix tr[data-twin]:hover,
.matrix tr[data-twin].active {
  background: rgba(94, 234, 212, 0.22);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.badge-free {
  background: rgba(34, 197, 94, 0.15);
  color: #166534;
}

.badge-premium {
  background: rgba(14, 165, 233, 0.18);
  color: #075985;
}

.badge-local {
  background: rgba(100, 116, 139, 0.2);
  color: #334155;
}

.badge-frontier {
  background: rgba(244, 63, 94, 0.15);
  color: #9f1239;
}

.matrix-note {
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #334155;
}

/* ——— How it works ——— */
.steps {
  display: grid;
  gap: 0.85rem;
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(20, 24, 32, 0.65);
}

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  padding-top: 0.15rem;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.step p {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.step code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-hot);
  background: var(--accent-dim);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

/* ——— Signals ——— */
.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.signal {
  padding: 1.1rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}

.signal .cmd {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 0.45rem;
}

.signal p {
  color: var(--ink-muted);
  font-size: 0.88rem;
}

/* ——— Proof of work ——— */
.pow-note {
  margin-bottom: 1.5rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(94, 234, 212, 0.25);
  background: var(--accent-dim);
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.pow-note strong {
  color: var(--accent-hot);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.78rem;
}

.pow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.9rem;
}

.pow-card {
  --pow: var(--accent);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--pow) 28%, var(--line));
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--pow) 10%, rgba(26, 31, 42, 0.96)), rgba(14, 16, 22, 0.92));
  box-shadow: inset 3px 0 0 0 var(--pow);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  text-decoration: none;
  color: inherit;
  min-height: 100%;
}

.pow-card:hover {
  border-color: color-mix(in srgb, var(--pow) 55%, transparent);
  box-shadow: inset 3px 0 0 0 var(--pow), 0 10px 28px color-mix(in srgb, var(--pow) 18%, transparent);
  transform: translateY(-2px);
  color: inherit;
}

.pow-card .pow-host {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--pow);
  word-break: break-all;
}

.pow-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
  line-height: 1.2;
}

.pow-card .pow-eyebrow {
  margin: -0.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--pow) 75%, var(--ink-muted));
}

.pow-card .pow-desc {
  color: var(--ink-muted);
  font-size: 0.88rem;
  flex: 1;
}

.pow-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  padding-top: 0.55rem;
  border-top: 1px solid color-mix(in srgb, var(--pow) 22%, var(--line));
}

.pow-cost {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--pow);
}

.pow-tier {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-ghost);
}

.pow-go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  margin-top: 0.15rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--pow) 45%, transparent);
  background: color-mix(in srgb, var(--pow) 14%, transparent);
  color: var(--pow);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.pow-card:hover .pow-go {
  background: color-mix(in srgb, var(--pow) 22%, transparent);
  border-color: var(--pow);
}

/* Brand tints from live sites where sampled; provisional where host unreachable */
.pow-card[data-brand="dome"] { --pow: #00e5ff; }
.pow-card[data-brand="rem"] { --pow: #ffb84d; }
.pow-card[data-brand="lv2"] { --pow: #d4a855; }
.pow-card[data-brand="moat"] { --pow: #34d399; }
.pow-card[data-brand="agency888"] { --pow: #d4a853; }
.pow-card[data-brand="legal777"] { --pow: #c4b5a0; }
.pow-card[data-brand="aaas"] { --pow: #8b5cf6; }
.pow-card[data-brand="payflow"] { --pow: #00e5c9; }
.pow-card[data-brand="onos"] { --pow: #3d8bff; }
.pow-card[data-brand="hawk"] { --pow: #f59e0b; }
.pow-card[data-brand="onos-mk2"] { --pow: #635bff; }
.pow-card[data-brand="oasis"] { --pow: #6b9b7a; }

.pow-legend {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-ghost);
}

/* ——— Footer ——— */
.footer {
  border-top: 1px solid var(--line);
  padding: 2.75rem 0 3rem;
  color: var(--ink-muted);
  font-size: 0.85rem;
  background: rgba(8, 10, 14, 0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 1.75rem;
  margin-bottom: 2rem;
}

.footer .logo {
  font-size: 0.95rem;
  display: inline-block;
  margin-bottom: 0.55rem;
}

.footer-blurb {
  color: var(--ink-muted);
  font-size: 0.88rem;
  max-width: 22rem;
  line-height: 1.55;
}

.footer h4 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-ghost);
  margin-bottom: 0.75rem;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.footer-links a {
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--accent-hot);
}

.footer-contact .footer-brand {
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-ghost);
}

.footer-bottom a {
  color: var(--accent);
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.fade-up {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.fade-up.in {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .split,
  .signal-grid {
    grid-template-columns: 1fr;
  }

  .matrix {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}