:root {
  --navy: #0b1d3a;
  --navy-2: #102a4c;
  --slate: #344b63;
  --cyan: #00b3d9;
  --cyan-soft: #dff8ff;
  --silver: #e6e9ed;
  --paper: #f7f9fb;
  --ink: #14243a;
  --muted: #607087;
  --white: #ffffff;
  --line: #dce3ea;
  --success: #087f5b;
  --max: 1180px;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(11, 29, 58, .12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  transform: translateY(-180%);
  padding: .7rem 1rem;
  border-radius: 10px;
  color: var(--white);
  background: var(--navy);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(220, 227, 234, .8);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(16px);
}

.nav-shell,
.shell {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.nav-shell {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--navy);
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: 190px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-links a {
  color: var(--slate);
  text-decoration: none;
  font-weight: 650;
  font-size: .94rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--navy); }

.nav-cta {
  padding: .65rem 1rem;
  border-radius: 999px;
  color: var(--white) !important;
  background: var(--navy);
}

.menu-button {
  display: none;
  border: 0;
  padding: .55rem .75rem;
  border-radius: 10px;
  color: var(--navy);
  background: var(--silver);
  font: inherit;
  font-weight: 700;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 83% 18%, rgba(0, 179, 217, .26), transparent 26%),
    linear-gradient(125deg, var(--navy) 0%, #07152c 70%);
}

.hero::after {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  right: -230px;
  bottom: -290px;
  border: 1px solid rgba(0, 179, 217, .42);
  transform: rotate(45deg);
}

.hero-grid {
  position: relative;
  z-index: 1;
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.18fr .82fr;
  align-items: center;
  gap: clamp(2rem, 7vw, 7rem);
  padding-block: 6rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin: 0 0 1.2rem;
  color: var(--cyan);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: currentColor;
}

h1,
h2,
h3 { line-height: 1.12; }

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(3rem, 6.8vw, 6rem);
  letter-spacing: -.055em;
}

.hero-copy {
  max-width: 690px;
  margin: 1.6rem 0 2.2rem;
  color: #cbd8e8;
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: .78rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 760;
}

.button-primary { color: var(--navy); background: var(--cyan); }
.button-primary:hover { background: #32cae9; }
.button-secondary { color: var(--white); border-color: rgba(255, 255, 255, .28); }
.button-secondary:hover { border-color: var(--cyan); }
.button-dark { color: var(--white); background: var(--navy); }
.button-outline { color: var(--navy); border-color: var(--slate); }

.signal-panel {
  position: relative;
  min-height: 390px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 30px;
  background: rgba(255, 255, 255, .055);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .24);
}

.signal-panel::before,
.signal-panel::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  background: var(--cyan);
  transform: translate(-50%, -50%);
}

.signal-panel::before { width: 68%; height: 2px; }
.signal-panel::after { width: 2px; height: 68%; }

.signal-node {
  position: absolute;
  width: 128px;
  padding: .75rem;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 14px;
  color: #dce9f7;
  background: #0d2544;
  font-size: .82rem;
  font-weight: 760;
  text-align: center;
}

.signal-node:nth-child(1) { top: 10%; left: 8%; }
.signal-node:nth-child(2) { top: 10%; right: 8%; }
.signal-node:nth-child(3) { bottom: 10%; left: 8%; }
.signal-node:nth-child(4) { right: 8%; bottom: 10%; }

.signal-core {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 116px;
  aspect-ratio: 1;
  overflow: hidden;
  border: 4px solid rgba(0, 179, 217, .72);
  border-radius: 27px;
  background: #071b36;
  transform: translate(-50%, -50%);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .34);
}

.signal-core img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section { padding-block: clamp(4.5rem, 8vw, 7.5rem); }
.section-soft { background: var(--paper); }
.section-dark { color: var(--white); background: var(--navy); }

.section-head {
  max-width: 750px;
  margin-bottom: 2.4rem;
}

.section-head h2,
.legal-hero h1,
.product-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.2rem, 4.6vw, 4rem);
  letter-spacing: -.045em;
}

.section-head p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.section-dark .section-head p { color: #c0cfdf; }

.capability-grid,
.value-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  padding: 1.45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.card-number {
  display: block;
  margin-bottom: 2.8rem;
  color: var(--cyan);
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .16em;
}

.card h3 { margin: 0 0 .7rem; color: var(--navy); font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); }

.product-band {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 1.2rem;
  padding: clamp(1.4rem, 4vw, 3.2rem);
  border-radius: 30px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(0, 179, 217, .16), transparent 45%),
    var(--navy);
  box-shadow: var(--shadow);
}

.product-band h2 { margin: 0; font-size: clamp(2.5rem, 6vw, 5.3rem); letter-spacing: -.06em; }
.product-band h2 span { color: var(--cyan); }
.product-band p { color: #c8d5e4; }

.merkon-feature {
  color: #0f3d37;
  background:
    radial-gradient(circle at 8% 12%, rgba(34, 161, 99, .15), transparent 28%),
    linear-gradient(145deg, #fffdf7, #f6f9f3);
  border: 1px solid rgba(15, 61, 55, .13);
}

.merkon-feature h3 { color: #0f3d37; }
.merkon-feature p { color: #445e59; }
.merkon-feature .status-pill { color: #0f3d37; background: rgba(247, 181, 0, .16); border-color: rgba(247, 181, 0, .48); }
.merkon-feature .button-primary { color: #fff; background: #e94b2b; }
.merkon-feature .button-primary:hover { background: #c83d22; }

.merkon-band-logo {
  display: block;
  width: min(100%, 380px);
  height: auto;
  margin-top: 1.5rem;
}

.status-pill {
  display: inline-flex;
  padding: .38rem .72rem;
  border: 1px solid rgba(0, 179, 217, .42);
  border-radius: 999px;
  color: #9beaff;
  background: rgba(0, 179, 217, .08);
  font-size: .82rem;
  font-weight: 760;
}

.quote-line {
  padding-block: 3rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--navy);
  font-size: clamp(1.6rem, 3.7vw, 3.3rem);
  font-weight: 780;
  letter-spacing: -.04em;
}

.site-footer {
  padding: 3.5rem 0 2rem;
  color: #b8c7d8;
  background: #07152c;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 2rem;
}

.footer-grid h2,
.footer-grid h3 { margin: 0 0 .8rem; color: var(--white); }
.footer-grid h2 { font-size: 1.2rem; letter-spacing: .15em; }
.footer-grid h3 { font-size: .86rem; text-transform: uppercase; letter-spacing: .12em; }
.footer-grid p { margin: 0; }
.footer-grid a { display: block; width: fit-content; margin: .35rem 0; color: #b8c7d8; text-decoration: none; }
.footer-grid a:hover { color: var(--cyan); }

.footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.footer-brand img {
  flex: 0 0 auto;
  border-radius: 14px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255, 255, 255, .1);
  font-size: .88rem;
}

.legal-hero,
.product-hero {
  padding: clamp(4.2rem, 9vw, 7rem) 0 clamp(3.4rem, 7vw, 5rem);
  color: var(--white);
  background: linear-gradient(125deg, var(--navy), #07152c);
}

.legal-hero p,
.product-hero p { max-width: 760px; margin: 0; color: #c6d5e5; font-size: 1.08rem; }

.merkon-page {
  --market-green: #0f3d37;
  --market-orange: #e94b2b;
  --market-yellow: #f7b500;
  --fresh-green: #22a163;
  color: #173d38;
}

.merkon-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 16%, rgba(247, 181, 0, .19), transparent 28%),
    radial-gradient(circle at 12% 86%, rgba(34, 161, 99, .14), transparent 30%),
    #fffdf7;
}

.merkon-hero::after {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  right: -170px;
  bottom: -190px;
  border: 34px solid rgba(233, 75, 43, .07);
  border-radius: 50%;
}

.merkon-hero-grid {
  position: relative;
  z-index: 1;
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.18fr .82fr;
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
  padding-block: clamp(4.5rem, 8vw, 7rem);
}

.merkon-kicker {
  margin: 0 0 .8rem;
  color: var(--fresh-green);
  font-size: .8rem;
  font-weight: 850;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.merkon-lockup {
  display: block;
  width: min(100%, 610px);
  height: auto;
  margin-bottom: 2.2rem;
}

.merkon-hero h1 {
  max-width: 750px;
  color: var(--market-green);
  font-size: clamp(2.8rem, 5.7vw, 5.4rem);
}

.merkon-hero h1 + p {
  max-width: 680px;
  margin: 1.4rem 0 1.8rem;
  color: #49645f;
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
}

.merkon-tags { display: flex; flex-wrap: wrap; gap: .65rem; }
.merkon-tags span { padding: .42rem .72rem; border: 1px solid rgba(15, 61, 55, .16); border-radius: 999px; color: var(--market-green); background: rgba(255, 255, 255, .72); font-size: .84rem; font-weight: 750; }

.merkon-symbol-card {
  display: grid;
  justify-items: center;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 34px;
  color: #fff;
  background:
    linear-gradient(150deg, rgba(34, 161, 99, .22), transparent 48%),
    var(--market-green);
  box-shadow: 0 32px 90px rgba(15, 61, 55, .22);
  text-align: center;
}

.merkon-symbol-card img { width: min(100%, 230px); height: auto; border-radius: 28%; }
.merkon-symbol-card p { margin: 1.4rem 0 0; font-size: 1.45rem; font-weight: 850; }
.merkon-symbol-card strong { color: var(--market-orange); }
.merkon-symbol-card span { color: #d7e8e4; }

.merkon-story-section { background: #fff; }
.merkon-story-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 8vw, 7rem); }
.merkon-story-grid h2, .merkon-section-head h2, .merkon-domain-card h2 { margin: 0; color: var(--market-green); font-size: clamp(2.25rem, 4.5vw, 4rem); letter-spacing: -.045em; }
.merkon-story-copy p { margin: 0; color: #46605c; font-size: 1.12rem; }
.merkon-story-copy p + p { margin-top: 1.2rem; }

.merkon-current-section { background: #f4f8f5; }
.merkon-section-head p:last-child { color: #55706b; }
.merkon-capability-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.merkon-card { min-height: 240px; padding: 1.5rem; border: 1px solid rgba(15, 61, 55, .12); border-radius: 22px; background: #fff; }
.merkon-card > span { display: inline-grid; place-items: center; width: 38px; height: 38px; margin-bottom: 2.8rem; border-radius: 50%; color: var(--market-green); background: rgba(247, 181, 0, .24); font-size: .76rem; font-weight: 850; }
.merkon-card:nth-child(3n + 2) > span { color: #fff; background: var(--fresh-green); }
.merkon-card:nth-child(3n) > span { color: #fff; background: var(--market-orange); }
.merkon-card h3 { margin: 0 0 .65rem; color: var(--market-green); font-size: 1.22rem; }
.merkon-card p { margin: 0; color: #5b716d; }

.merkon-flow-section { color: #fff; background: var(--market-green); }
.merkon-flow-section .merkon-kicker { color: #78d79f; }
.merkon-flow-section h2 { color: #fff; }
.merkon-flow { counter-reset: flow; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 2.8rem 0 0; padding: 0; list-style: none; }
.merkon-flow li { position: relative; min-height: 190px; padding: 1.4rem; border-top: 1px solid rgba(255, 255, 255, .22); }
.merkon-flow li::before { counter-increment: flow; content: "0" counter(flow); display: block; margin-bottom: 2.8rem; color: var(--market-yellow); font-weight: 850; }
.merkon-flow li:not(:last-child)::after { content: ""; position: absolute; top: -4px; right: -4px; width: 7px; height: 7px; border-radius: 50%; background: var(--market-orange); }
.merkon-flow strong, .merkon-flow span { display: block; }
.merkon-flow strong { font-size: 1.25rem; }
.merkon-flow span { margin-top: .4rem; color: #cce0dc; }

.merkon-roadmap-section { background: #fffaf0; }
.merkon-roadmap { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.merkon-roadmap article { padding: 1.7rem; border: 1px solid rgba(15, 61, 55, .14); border-radius: 22px; background: #fff; }
.merkon-roadmap article > span { color: var(--market-orange); font-size: .76rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.merkon-roadmap h3 { margin: 2.8rem 0 .7rem; color: var(--market-green); font-size: 1.35rem; }
.merkon-roadmap p { margin: 0; color: #5a716c; }

.merkon-domain-section { background: #f4f8f5; }
.merkon-domain-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(1.4rem, 4vw, 3rem); padding: clamp(1.5rem, 4vw, 3rem); border-radius: 30px; color: #fff; background: var(--market-green); box-shadow: 0 24px 70px rgba(15, 61, 55, .18); }
.merkon-domain-card > img { border-radius: 26px; }
.merkon-domain-card h2 { color: #fff; font-size: clamp(2rem, 3.6vw, 3.25rem); }
.merkon-domain-card p:not(.merkon-kicker) { margin: .8rem 0 0; color: #d2e2df; }
.merkon-domain-card .merkon-kicker { color: var(--market-yellow); }
.merkon-button { color: #fff; background: var(--market-orange); }
.merkon-button-secondary { color: #fff; border-color: rgba(255, 255, 255, .34); }

.legal-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 760px);
  justify-content: center;
  gap: clamp(2rem, 7vw, 6rem);
  padding-block: 4.5rem 7rem;
}

.legal-nav { position: sticky; top: 110px; align-self: start; }
.legal-nav strong { display: block; margin-bottom: .7rem; color: var(--navy); }
.legal-nav a { display: block; margin: .4rem 0; color: var(--muted); text-decoration: none; }
.legal-nav a:hover { color: var(--cyan); }

.legal-content h2 { margin: 3rem 0 .7rem; color: var(--navy); font-size: 1.65rem; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content h3 { margin: 1.8rem 0 .5rem; color: var(--navy); }
.legal-content p,
.legal-content li { color: #3f5269; }
.legal-content li + li { margin-top: .45rem; }
.legal-content a { color: #006f8b; font-weight: 700; }

.notice {
  padding: 1.2rem 1.3rem;
  border-left: 4px solid var(--cyan);
  border-radius: 0 14px 14px 0;
  background: var(--cyan-soft);
}

.contact-panel {
  padding: clamp(1.4rem, 4vw, 2.4rem);
  border-radius: 24px;
  background: var(--paper);
}

.contact-panel h2 { margin-top: 0; }

.steps {
  counter-reset: step;
  display: grid;
  gap: 1rem;
  margin: 2rem 0;
  padding: 0;
  list-style: none;
}

.steps li {
  position: relative;
  min-height: 62px;
  padding: .9rem 1rem .9rem 4rem;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--white);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: .8rem;
  left: .85rem;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--navy);
  background: var(--cyan);
  font-weight: 850;
}

.data-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; }
.data-table { width: 100%; min-width: 760px; border-collapse: collapse; }
.data-table th,
.data-table td { padding: 1rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.data-table th { color: var(--navy); background: var(--paper); }
.data-table tr:last-child td { border-bottom: 0; }

@media (max-width: 900px) {
  .hero-grid,
  .product-band,
  .legal-layout,
  .merkon-hero-grid,
  .merkon-story-grid,
  .merkon-domain-card { grid-template-columns: 1fr; }
  .hero-grid { min-height: 0; padding-block: 5rem; }
  .signal-panel { min-height: 330px; }
  .capability-grid,
  .value-grid,
  .support-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .legal-nav { position: static; display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .merkon-symbol-card { max-width: 520px; }
  .merkon-capability-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .merkon-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .merkon-roadmap { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .nav-shell,
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .menu-button { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: 68px;
    right: 14px;
    left: 14px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: .35rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--white);
    box-shadow: var(--shadow);
  }
  .nav-links[data-open="true"] { display: flex; }
  .nav-links a { padding: .6rem; }
  h1 { font-size: clamp(2.7rem, 13vw, 4.2rem); }
  .signal-panel { min-height: 290px; }
  .signal-node { width: 104px; font-size: .72rem; }
  .signal-core { width: 88px; font-size: .95rem; }
  .brand-logo { width: 160px; }
  .capability-grid,
  .value-grid,
  .support-grid,
  .footer-grid,
  .merkon-capability-grid,
  .merkon-flow { grid-template-columns: 1fr; }
  .merkon-hero-grid { min-height: 0; padding-block: 4rem; }
  .merkon-flow li:not(:last-child)::after { display: none; }
  .merkon-domain-card > img { width: 82px; height: 82px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}