:root {
  --onyx: #0d0f12;
  --black: #07090c;
  --panel: #12161d;
  --panel-soft: #171c24;
  --blue: #1e6bff;
  --gold: #c8a45a;
  --titanium: #4f5965;
  --ice: #f4f7fa;
  --muted: #aab4c2;
  --quiet: #737f8f;
  --line: rgba(244, 247, 250, 0.12);
  --line-strong: rgba(244, 247, 250, 0.22);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 74% 18%, rgba(30, 107, 255, 0.18), transparent 34rem),
    linear-gradient(180deg, var(--onyx), var(--black) 56%, #050608);
  color: var(--ice);
  font-family: Manrope, "Segoe UI Variable", system-ui, sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(244, 247, 250, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 247, 250, 0.035) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: linear-gradient(180deg, black, transparent 72%);
}

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

a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

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

.skip-link {
  position: fixed;
  z-index: 50;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ice);
  color: var(--onyx);
  transform: translateY(-150%);
  transition: transform 420ms var(--ease);
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 20px;
  left: 50%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  width: min(1180px, calc(100% - 32px));
  padding: 10px 10px 10px 12px;
  border: 1px solid rgba(244, 247, 250, 0.14);
  border-radius: 14px;
  background: rgba(13, 15, 18, 0.78);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(200, 164, 90, 0.34);
}

.brand strong,
footer strong {
  display: block;
  font-family: Cinzel, "Cormorant Garamond", Georgia, serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: var(--quiet);
  font-size: 0.72rem;
}

.site-header nav {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 3vw, 34px);
  color: var(--muted);
  font-size: 0.86rem;
}

.site-header nav a,
.nav-action,
.button {
  transition: color 320ms var(--ease), background 320ms var(--ease), transform 320ms var(--ease), border-color 320ms var(--ease);
}

.site-header nav a:hover {
  color: var(--ice);
}

.nav-action {
  padding: 12px 16px;
  border: 1px solid rgba(200, 164, 90, 0.42);
  border-radius: 10px;
  color: var(--ice);
  font-size: 0.84rem;
  font-weight: 700;
}

.nav-action:hover {
  border-color: rgba(200, 164, 90, 0.78);
  transform: translateY(-1px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  align-items: center;
  gap: clamp(34px, 7vw, 104px);
  width: min(1320px, calc(100% - 40px));
  min-height: 100dvh;
  margin: 0 auto;
  padding: 130px 0 66px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--gold);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: Cinzel, "Cormorant Garamond", Georgia, serif;
  font-weight: 500;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 {
  max-width: 920px;
  margin-bottom: 28px;
  font-size: clamp(4.3rem, 9.6vw, 9.8rem);
  line-height: 0.94;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2.5rem, 5.2vw, 5.8rem);
  line-height: 1;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.hero-copy p:not(.eyebrow),
.large-text,
.section-copy > p:not(.eyebrow) {
  max-width: 66ch;
  color: #d6dee9;
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
  line-height: 1.66;
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 10px;
  font-weight: 800;
}

.button.primary {
  background: var(--ice);
  color: var(--onyx);
}

.button.secondary {
  border: 1px solid rgba(244, 247, 250, 0.22);
  color: var(--ice);
}

.button:hover {
  transform: translateY(-2px);
}

.hero-mark {
  display: grid;
  gap: 18px;
}

.mark-frame {
  display: grid;
  place-items: center;
  min-height: 480px;
  padding: 58px;
  border: 1px solid rgba(244, 247, 250, 0.13);
  border-radius: 18px;
  background:
    linear-gradient(145deg, rgba(244, 247, 250, 0.07), rgba(244, 247, 250, 0.02)),
    radial-gradient(circle at 52% 46%, rgba(30, 107, 255, 0.18), transparent 52%),
    var(--panel);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 40px 110px rgba(0, 0, 0, 0.32);
}

.mark-frame img {
  width: min(270px, 76%);
  filter: drop-shadow(0 0 34px rgba(30, 107, 255, 0.22));
}

.system-note {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid rgba(244, 247, 250, 0.12);
  border-radius: 14px;
  background: rgba(244, 247, 250, 0.045);
}

.system-note span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 18px var(--blue);
}

.system-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.signature {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: min(1320px, calc(100% - 40px));
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(244, 247, 250, 0.035);
}

.signature span {
  padding: 25px 18px;
  border-right: 1px solid var(--line);
  color: var(--gold);
  font-family: Cinzel, Georgia, serif;
  text-align: center;
}

.signature span:last-child {
  border-right: 0;
}

.section {
  width: min(1320px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(88px, 11vw, 154px) 0;
}

.intro {
  display: grid;
  grid-template-columns: 0.9fr 0.9fr;
  gap: clamp(34px, 7vw, 96px);
  align-items: end;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 46px;
  border: 1px solid var(--line);
  background: var(--line);
}

.service-grid article {
  min-height: 268px;
  padding: 28px;
  background: var(--panel);
}

.service-grid span {
  display: block;
  margin-bottom: 72px;
  color: var(--gold);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
}

.service-grid p,
.method-list p {
  color: var(--muted);
  line-height: 1.58;
}

.method-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(340px, 1fr);
  gap: clamp(34px, 7vw, 96px);
  padding: clamp(32px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(circle at 86% 16%, rgba(30, 107, 255, 0.13), transparent 30rem),
    linear-gradient(145deg, rgba(244, 247, 250, 0.06), rgba(244, 247, 250, 0.02)),
    var(--panel);
}

.method-list {
  display: grid;
  gap: 12px;
}

.method-list article {
  padding: 22px;
  border: 1px solid rgba(244, 247, 250, 0.1);
  border-radius: 14px;
  background: rgba(13, 15, 18, 0.36);
}

.method-list strong {
  display: block;
  margin-bottom: 8px;
}

.ecosystem-list {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 1px;
  margin-top: 46px;
  border: 1px solid var(--line);
  background: var(--line);
}

.ecosystem-list span {
  min-height: 116px;
  display: grid;
  place-items: center;
  background: var(--panel-soft);
  color: var(--muted);
  font-family: Cinzel, Georgia, serif;
}

.final-cta {
  width: min(1320px, calc(100% - 40px));
  margin: 0 auto clamp(72px, 9vw, 124px);
  padding: clamp(44px, 7vw, 78px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(244, 247, 250, 0.08), rgba(244, 247, 250, 0.02)),
    var(--panel);
}

.final-cta .button {
  margin-top: 28px;
}

footer {
  display: grid;
  gap: 8px;
  justify-items: center;
  padding: 38px 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
}

footer strong {
  color: var(--ice);
}

footer small {
  color: var(--gold);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 720ms var(--ease), transform 720ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .site-header nav,
  .nav-action {
    display: none;
  }

  .hero,
  .intro,
  .method-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 120px;
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ecosystem-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 640px) {
  .site-header,
  .hero,
  .section,
  .signature,
  .final-cta {
    width: calc(100% - 28px);
  }

  .brand small {
    display: none;
  }

  h1 {
    font-size: clamp(3.4rem, 17vw, 4.9rem);
  }

  h2 {
    font-size: clamp(2.3rem, 12vw, 3.8rem);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .mark-frame {
    min-height: 330px;
    padding: 42px;
  }

  .signature,
  .service-grid,
  .ecosystem-list {
    grid-template-columns: 1fr;
  }

  .signature span {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .signature span:last-child {
    border-bottom: 0;
  }

  .service-grid article {
    min-height: 220px;
  }
}