:root {
  --space: #03060C;
  --navy: #07101C;
  --panel: #0C1626;
  --panel-2: #122033;
  --cyan: #4FC3F7;
  --cyan-bright: #7ED4F7;
  --silver: #D0DCEC;
  --mist: #A8B6CC;
  --mute: #6E7E96;
  --line: rgba(79, 195, 247, 0.24);
  --glow: rgba(79, 195, 247, 0.4);
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Outfit", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--space);
  color: var(--silver);
  line-height: 1.6;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { color: #fff; }

.wrap { width: min(1080px, 92vw); margin: 0 auto; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(3, 6, 12, 0.82);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--silver);
}
.brand img {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  box-shadow: 0 0 22px rgba(79, 195, 247, 0.2);
}
.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  line-height: 1.15;
}
.brand-text strong {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  text-transform: uppercase;
  color: #EEF4FF;
}
.brand-text span {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #E8F4FF, #4FC3F7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}
.menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--silver);
  padding: 0.4rem 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--mist);
  font-size: 0.9rem;
  font-weight: 600;
}
.site-nav a:hover { color: #fff; }
.nav-cta {
  background: linear-gradient(180deg, #5DD0FF, #2B9FD0);
  color: #031018 !important;
  padding: 0.45rem 0.95rem;
  border-radius: 4px;
  font-weight: 800 !important;
}

/* Hero — globe banner + metallic N lockup */
.hero {
  position: relative;
  min-height: min(90vh, 720px);
  padding: 4.5rem 0 3.5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}
.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(3,6,12,0.35) 0%, rgba(3,6,12,0.72) 42%, rgba(3,6,12,0.94) 68%, #03060C 100%),
    radial-gradient(ellipse 50% 60% at 20% 50%, rgba(79,195,247,0.12), transparent 60%);
}
.mesh {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin-left: auto;
  margin-right: max(4vw, calc((100vw - 1080px) / 2));
  animation: slide-in 0.8s ease both;
}
.hero-brand {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.hero-brand img {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  box-shadow: 0 0 40px rgba(79, 195, 247, 0.28);
  flex-shrink: 0;
}
.name-line {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1.15;
  color: #F2F7FF;
}
.name-line .net {
  background: linear-gradient(180deg, #F0F8FF 0%, #8AD4F5 45%, #3AA8D8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.banner-tag {
  margin: 0.65rem 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  line-height: 1.55;
  max-width: 46ch;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 4vw, 2.85rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
  color: #EEF4FF;
  text-transform: uppercase;
}
.lede {
  color: var(--mist);
  font-size: 1.05rem;
  max-width: 48ch;
  margin: 0 0 1.6rem;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 4px;
  border: 1px solid transparent;
}
.btn-solid {
  background: linear-gradient(180deg, #5DD0FF, #2B9FD0);
  color: #031018;
}
.btn-ghost {
  border-color: var(--line);
  color: var(--silver);
  background: rgba(12, 22, 38, 0.7);
}
.btn-ghost:hover { border-color: var(--cyan); color: #fff; }

.signal-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.5rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
}
.signal-bar b { color: var(--cyan); font-weight: 700; }

.block {
  padding: 4rem 0;
  border-bottom: 1px solid rgba(79, 195, 247, 0.12);
}
.block-head { margin-bottom: 2rem; max-width: 640px; }
.kicker {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 0.75rem;
  font-weight: 700;
}
.block-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0.35rem 0 0.7rem;
  color: #EEF4FF;
}
.block-head p { margin: 0; color: var(--mute); }

.stack {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--navy);
}
.stack-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  border-bottom: 1px solid rgba(79, 195, 247, 0.12);
  animation: slide-in 0.55s ease both;
}
.stack-row:last-child { border-bottom: 0; }
.stack-row:hover { background: rgba(79, 195, 247, 0.04); }
.stack-row:nth-child(2) { animation-delay: 0.05s; }
.stack-row:nth-child(3) { animation-delay: 0.1s; }
.stack-row:nth-child(4) { animation-delay: 0.15s; }
.code {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  padding-top: 0.2rem;
  font-weight: 700;
}
.stack-row h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  margin: 0 0 0.35rem;
  color: #EEF4FF;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.stack-row p { margin: 0; color: var(--mist); font-size: 0.95rem; }

.lanes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.lane {
  background: linear-gradient(145deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  padding: 1.35rem 1.25rem;
  position: relative;
  overflow: hidden;
}
.lane::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  right: -40px;
  top: -40px;
  border-radius: 50%;
  border: 1px solid rgba(79, 195, 247, 0.18);
  box-shadow: 0 0 0 18px rgba(79, 195, 247, 0.04);
}
.lane h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin: 0 0 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #EEF4FF;
}
.lane p { margin: 0; color: var(--mute); font-size: 0.92rem; position: relative; z-index: 1; }

.origin-box {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 1.5rem;
}
.origin-card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  padding: 1.35rem;
  color: var(--mute);
  font-size: 0.95rem;
}
.origin-card strong {
  display: block;
  color: var(--cyan-bright);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.7rem;
}
.origin-copy p { color: var(--mute); margin: 0 0 1rem; }

.tower {
  background:
    radial-gradient(ellipse 60% 80% at 100% 0%, rgba(79,195,247,0.14), transparent 55%),
    var(--panel);
  border: 1px solid var(--line);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.25rem;
  align-items: center;
}
.tower h2 {
  font-family: var(--font-display);
  text-transform: uppercase;
  margin: 0 0 0.4rem;
  color: #EEF4FF;
}
.tower .hint { margin: 0; color: var(--mute); max-width: 42ch; }
.tower-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; }

.site-footer {
  padding: 2rem 0 2.5rem;
  background: #02040A;
  border-top: 1px solid var(--line);
}
.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.footer-brand {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
}
.footer-brand img {
  width: 36px;
  height: 36px;
  border-radius: 6px;
}
.footer-brand strong {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #EEF4FF;
  font-size: 0.85rem;
}
.footer-brand span {
  display: block;
  color: var(--mute);
  font-size: 0.8rem;
  max-width: 40ch;
  margin-top: 0.2rem;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}
.footer-nav a { color: var(--mute); font-size: 0.88rem; }
.footer-nav a:hover { color: var(--cyan); }
.footer-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(56, 189, 248, 0.5);
  color: var(--cyan) !important;
  background: rgba(56, 189, 248, 0.08);
  flex-shrink: 0;
}
.footer-x:hover {
  background: rgba(56, 189, 248, 0.18);
  border-color: var(--cyan);
}
.footer-x svg { display: block; }
.footer-copy {
  margin: 0;
  color: var(--mute);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.legal-page { padding: 3rem 0 4rem; max-width: 720px; }
.legal-page h1 {
  font-family: var(--font-display);
  text-transform: uppercase;
  color: #EEF4FF;
  margin: 0 0 0.75rem;
}
.legal-page h2 {
  font-family: var(--font-display);
  color: var(--cyan);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 1.6rem 0 0.5rem;
}
.legal-page p, .legal-page li { color: var(--mute); }
.legal-page ul { padding-left: 1.15rem; }

@keyframes pulse-node {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
.mesh circle.pulse { animation: pulse-node 2.8s ease-in-out infinite; }
.mesh circle.pulse:nth-child(odd) { animation-delay: 0.5s; }

@keyframes slide-in {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: translateX(0); }
}

@media (max-width: 900px) {
  .hero-inner {
    margin-left: auto;
    margin-right: auto;
    max-width: none;
  }
  .hero-veil {
    background: linear-gradient(180deg, rgba(3,6,12,0.45) 0%, rgba(3,6,12,0.88) 55%, #03060C 100%);
  }
  .lanes, .origin-box { grid-template-columns: 1fr; }
  .stack-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .menu-btn { display: inline-flex; }
  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 0 0.75rem;
  }
  .site-nav.open { display: flex; }
  .topbar-inner { flex-wrap: wrap; }
}