:root {
  --bg: #07080B;
  --bg2: #0C0E14;
  --ink: #F2F4F0;
  --muted: #8A8F99;
  --accent: #3B8CFF;
  --accent-dim: rgba(59, 140, 255, 0.12);
  --line: rgba(255, 255, 255, 0.08);
  --live: #2AD8FF;
  --warn: #FF3B30;

  --maxw: 1200px;
  --font-display: "Clash Display", system-ui, -apple-system, Segoe UI, sans-serif;
  --font-body: "Satoshi", system-ui, -apple-system, Segoe UI, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ---- Atmosphere overlays ---- */
.grain {
  position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
.vignette {
  position: fixed; inset: 0; z-index: 99; pointer-events: none;
  background: radial-gradient(120% 100% at 50% 30%, transparent 55%, rgba(0,0,0,0.55) 100%);
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 {
  font-family: var(--font-display); font-weight: 700;
  letter-spacing: -0.02em; line-height: 1.0; margin: 0; text-transform: uppercase;
}
h1 { letter-spacing: -0.03em; }

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

/* ---- Buttons ---- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 0.86rem;
  letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.85rem 1.5rem; border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; border-radius: 2px;
  transition: transform 0.16s var(--ease), background 0.16s var(--ease), border-color 0.16s var(--ease), color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent); color: #07080B;
  box-shadow: 0 0 0 0 rgba(59, 140, 255,0);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(59, 140, 255,0.28), 0 0 0 1px rgba(59, 140, 255,0.5);
}
.btn-ghost {
  background: transparent; border-color: var(--line); color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 1.05rem 2.2rem; font-size: 0.95rem; }
.btn-small {
  padding: 0.55rem 1rem; font-size: 0.74rem;
  background: var(--accent-dim); border-color: rgba(59, 140, 255,0.4); color: var(--accent);
}
.btn-small:hover { background: var(--accent); color: #07080B; }

/* ---- Brand ---- */
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 7px;
  overflow: hidden; background: transparent;
  box-shadow: 0 0 14px rgba(59, 140, 255, 0.25);
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand-text {
  font-family: var(--font-display); font-weight: 700; font-size: 1.18rem;
  letter-spacing: 0.01em; text-transform: uppercase;
  display: inline-flex; align-items: baseline; gap: 0.4rem;
}
.brand-sub {
  font-family: var(--font-mono); font-weight: 500; font-size: 0.6rem; letter-spacing: 0.06em;
  color: var(--accent); text-transform: uppercase; opacity: 0.8;
}

/* ---- Nav ---- */
.nav { position: sticky; top: 0; z-index: 40; border-bottom: 1px solid transparent;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), backdrop-filter 0.25s var(--ease); }
.nav.is-scrolled { backdrop-filter: blur(16px); background: rgba(7,8,11,0.82); border-bottom-color: var(--line); }
.nav-inner { max-width: var(--maxw); margin: 0 auto; padding: 0.9rem 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav-links { display: flex; align-items: center; gap: 1.9rem; }
.nav-links a:not(.btn) {
  color: var(--muted); font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.04em; text-transform: uppercase; transition: color 0.15s ease;
}
.nav-links a:not(.btn):hover { color: var(--accent); }

/* ---- Instrument panel (hairline border + lime corner ticks) ---- */
.panel { position: relative; background: var(--bg2); border: 1px solid var(--line); border-radius: 3px; }
.tick-tl, .tick-tr, .tick-bl, .tick-br {
  position: absolute; width: 9px; height: 9px; pointer-events: none; z-index: 2;
}
.tick-tl { top: -1px; left: -1px; border-top: 2px solid var(--accent); border-left: 2px solid var(--accent); }
.tick-tr { top: -1px; right: -1px; border-top: 2px solid var(--accent); border-right: 2px solid var(--accent); }
.tick-bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--accent); border-left: 2px solid var(--accent); }
.tick-br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent); }

/* ---- Section scaffold ---- */
.section-inner { max-width: var(--maxw); margin: 0 auto; padding: 7rem 1.5rem; }
.section { position: relative; border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-start; gap: 1.4rem; margin-bottom: 3rem; }
.section-no {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 0.8; color: transparent; -webkit-text-stroke: 1.5px rgba(59, 140, 255,0.45);
  flex: none; letter-spacing: -0.02em;
}
.section-kicker {
  font-family: var(--font-mono); font-size: 0.76rem; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin: 0.4rem 0 0.9rem;
}
.section-title { font-size: clamp(1.9rem, 4vw, 2.9rem); max-width: 22ch; }
.section-lead { color: var(--muted); font-size: 1.06rem; max-width: 62ch; margin: 0 0 2.8rem; }

/* ---- Speed grid (perspective track) ---- */
.speedgrid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.speedgrid::before {
  content: ""; position: absolute; left: 50%; bottom: -10%;
  width: 320%; height: 130%; transform: translateX(-50%) perspective(680px) rotateX(64deg);
  transform-origin: 50% 100%;
  background-image:
    linear-gradient(to right, rgba(59, 140, 255,0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(59, 140, 255,0.13) 1px, transparent 1px);
  background-size: 6.25% 44px;
  -webkit-mask-image: linear-gradient(to top, #000 2%, transparent 62%);
          mask-image: linear-gradient(to top, #000 2%, transparent 62%);
}
.speedgrid::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 50% at 50% 100%, rgba(59, 140, 255,0.10), transparent 70%);
}

/* ---- Hero ---- */
.hero {
  position: relative; overflow: hidden;
  min-height: 90vh;
  display: flex; flex-direction: column;
}
/* Full-screen fixed background: the three.js rotating bolt sits behind all content. */
.page-bolt {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  width: 100vw; height: 100vh; display: block;
}
/* Subtle dark scrim between the 3D scene and the content for readability. */
.bolt-scrim {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: rgba(7, 8, 11, 0.5);
}
main { position: relative; z-index: 1; }
.hero-inner {
  position: relative; z-index: 1; width: 100%; flex: 1 1 auto;
  max-width: var(--maxw); margin: 0 auto; padding: 2.5rem 1.5rem 2rem;
  display: grid; grid-template-columns: 1.08fr 0.92fr; align-content: center; align-items: center; gap: 4.5rem;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-weight: 500;
  font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin: 0 0 1.4rem;
  padding: 0.42rem 0.85rem; border: 1px solid rgba(59, 140, 255,0.3); border-radius: 2px; background: var(--accent-dim);
}
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 0 0 rgba(42, 216, 255,0.6); animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(42, 216, 255,0.5); } 70%,100% { box-shadow: 0 0 0 7px rgba(42, 216, 255,0); } }
h1 { font-size: clamp(2.6rem, 5.6vw, 4.6rem); margin-bottom: 1.5rem; }
.subhead { font-size: clamp(1.04rem, 1.4vw, 1.2rem); color: var(--muted); max-width: 52ch; margin: 0 0 2.2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 2.6rem; }

/* hero readouts (telemetry cluster) */
.readout {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 0;
  border: 1px solid var(--line); border-radius: 3px; overflow: hidden;
}
.readout-cell { padding: 0.95rem 1rem; border-right: 1px solid var(--line); }
.readout-cell:last-child { border-right: none; }
.readout dt { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.08em; color: var(--muted); text-transform: uppercase; margin-bottom: 0.35rem; }
.readout dd { margin: 0; font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; line-height: 1; color: var(--ink); text-transform: uppercase; }
.ro-plus { color: var(--accent); }

/* hero chat panel */
.hero-visual { position: relative; z-index: 1; }
.chat {
  overflow: hidden; max-width: 440px; margin-left: auto;
  box-shadow: 0 40px 90px rgba(0,0,0,0.6);
}
.chat-head { display: flex; align-items: center; gap: 0.7rem; padding: 0.85rem 1rem; border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.018); }
.chat-marble { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 3px; background: var(--accent); flex: none; }
.chat-id { display: flex; flex-direction: column; line-height: 1.2; margin-right: auto; }
.chat-id strong { font-family: var(--font-display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.01em; text-transform: uppercase; }
.chat-handle { font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted); }
.chat-status { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.66rem; letter-spacing: 0.08em; color: var(--live); font-family: var(--font-mono); }
.chat-pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 8px var(--live); }
.chat-body { padding: 1.1rem 1rem; display: flex; flex-direction: column; gap: 0.7rem; }
.msg { max-width: 90%; padding: 0.6rem 0.85rem; border-radius: 3px; font-size: 0.85rem; display: flex; flex-direction: column; gap: 0.2rem; }
.msg-line { display: block; }
.msg-line.muted { color: var(--muted); font-size: 0.76rem; }
.msg-line b { font-weight: 700; color: var(--ink); }
.msg-out { align-self: flex-end; font-family: var(--font-mono); font-size: 0.72rem; background: var(--accent); color: #07080B; border-bottom-right-radius: 1px; }
.msg-in { align-self: flex-start; background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-bottom-left-radius: 1px; }
.msg-ok { border-color: rgba(42, 216, 255,0.32); background: rgba(42, 216, 255,0.07); }
.tick { color: var(--live); font-weight: 700; margin-right: 0.2rem; }
.chat-input { display: flex; align-items: center; justify-content: space-between; padding: 0.8rem 1rem; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--font-mono); font-size: 0.78rem; }
.chat-input .send { color: var(--accent); font-size: 1rem; }

/* hero network ticker */
.net-ticker {
  position: relative; z-index: 1; flex: none; width: 100%;
  max-width: var(--maxw); margin: 0 auto; padding: 1.5rem 1.5rem;
  display: flex; align-items: center; gap: 1.3rem; flex-wrap: wrap;
  border-top: 1px solid var(--line);
}
.ticker-label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; color: var(--accent); text-transform: uppercase; flex: none; }
.net-ticker ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.net-ticker li { font-family: var(--font-mono); font-size: 0.74rem; color: var(--muted); padding: 0.3rem 0.7rem; border: 1px solid var(--line); border-radius: 2px; text-transform: uppercase; letter-spacing: 0.03em; }
.net-ticker li.more { color: var(--accent); border-color: rgba(59, 140, 255,0.3); }

/* ---- Trust bar ---- */
.trust { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.012); }
.trust-inner { max-width: var(--maxw); margin: 0 auto; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { display: flex; flex-direction: column; gap: 0.3rem; padding: 1.8rem 1.5rem; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: none; }
.t-k { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: var(--ink); text-transform: uppercase; letter-spacing: 0.01em; }
.t-v { font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted); letter-spacing: 0.03em; }

/* ---- Features ---- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 3px; }
.card { border: none; border-radius: 0; padding: 2rem 1.7rem 1.8rem; transition: background 0.25s var(--ease); }
.card .tick-tl { top: 11px; left: 11px; opacity: 0; transition: opacity 0.2s var(--ease); }
.card .tick-br { bottom: 11px; right: 11px; opacity: 0; transition: opacity 0.2s var(--ease); }
.card:hover { background: var(--accent-dim); }
.card:hover .tick-tl, .card:hover .tick-br { opacity: 1; }
.card-idx { font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700; color: var(--accent); letter-spacing: 0.05em; }
.card h3 { font-size: 1.3rem; margin: 0.8rem 0 0.7rem; }
.card p { color: var(--muted); font-size: 0.94rem; margin: 0; }

/* ---- How it works ---- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.step { padding: 2rem 1.8rem; }
.step .tick-tl, .step .tick-br { width: 9px; height: 9px; }
.step-num { font-family: var(--font-mono); font-weight: 700; font-size: 0.82rem; color: #07080B; background: var(--accent); border-radius: 2px; padding: 0.22rem 0.6rem; display: inline-block; margin-bottom: 1.3rem; letter-spacing: 0.05em; }
.step-body h3 { font-size: 1.35rem; margin-bottom: 0.6rem; }
.step-body p { color: var(--muted); margin: 0; }

/* ---- Networks ---- */
.net-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 3px; }
.net-grid li { display: flex; align-items: center; gap: 0.7rem; padding: 1.1rem 1.1rem; background: var(--bg2); font-family: var(--font-mono); font-weight: 500; font-size: 0.88rem; letter-spacing: 0.02em; text-transform: uppercase; transition: background 0.2s var(--ease), color 0.2s var(--ease); }
.net-grid li:hover { background: var(--accent-dim); color: var(--accent); }
.net-grid li.more { color: var(--accent); }
.net-i { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent); opacity: 0.7; flex: none; }

/* ---- Pricing ---- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.price { padding: 2rem 1.8rem; display: flex; flex-direction: column; transition: transform 0.2s var(--ease), border-color 0.2s var(--ease); }
.price:hover { transform: translateY(-4px); }
.price.is-pop { background: linear-gradient(180deg, var(--accent-dim), rgba(12,14,20,1) 70%); border-color: rgba(59, 140, 255,0.4); }
.price-tag {
  position: absolute; top: -1px; right: -1px; font-family: var(--font-mono); font-size: 0.64rem; font-weight: 700;
  letter-spacing: 0.06em; color: #07080B; background: var(--accent); padding: 0.28rem 0.6rem; border-radius: 0 2px 0 3px;
}
.price-tag-dim { background: transparent; color: var(--accent); border: 1px solid rgba(59, 140, 255,0.4); }
.price-name { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin: 0 0 0.6rem; }
.price-amt { font-family: var(--font-display); font-weight: 700; font-size: clamp(3rem, 6vw, 4rem); line-height: 0.9; margin: 0; color: var(--ink); }
.price-cur { color: var(--muted); font-size: 0.4em; vertical-align: super; margin-right: 0.05em; }
.price-per { font-family: var(--font-mono); font-size: 0.74rem; color: var(--muted); letter-spacing: 0.03em; margin: 0.6rem 0 1.2rem; text-transform: uppercase; }
.price-note { color: var(--muted); font-size: 0.92rem; margin: 0; }
.price-cta { margin-top: 2.2rem; }

/* ---- CTA ---- */
.cta { position: relative; overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.speedgrid-cta::before { bottom: -30%; height: 150%; }
.cta-inner { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 7rem 1.5rem; text-align: center; }
.cta-inner .section-kicker { display: inline-block; }
.cta h2 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 1.1rem; }
.cta p { color: var(--muted); font-size: 1.1rem; max-width: 50ch; margin: 0 auto 2.4rem; }

/* ---- Footer ---- */
.footer { background: var(--bg); border-top: 1px solid var(--line); }
.footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 3.4rem 1.5rem; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; flex-wrap: wrap; margin-bottom: 1.8rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.footer-nav a { color: var(--muted); font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.03em; text-transform: uppercase; transition: color 0.15s ease; }
.footer-nav a:hover { color: var(--accent); }
.footer-disclaimer { color: var(--muted); font-size: 0.84rem; max-width: 66ch; margin: 0 0 0.9rem; opacity: 0.75; }
.footer-copy { color: var(--muted); font-size: 0.82rem; margin: 0; opacity: 0.75; }

/* ---- Reveal (progressive enhancement) ---- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); transition-delay: calc(var(--d, 0) * 0.07s); }
.js [data-reveal].in { opacity: 1; transform: none; }

/* ---- Responsive ---- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; padding-top: 4.5rem; }
  .hero-visual { order: 2; }
  .chat { margin: 0 auto; max-width: 480px; }
  .readout { grid-template-columns: repeat(2, 1fr); }
  .readout-cell:nth-child(2) { border-right: none; }
  .readout-cell:nth-child(1), .readout-cell:nth-child(2) { border-bottom: 1px solid var(--line); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: none; }
  .trust-item:nth-child(1), .trust-item:nth-child(2) { border-bottom: 1px solid var(--line); }
  .net-grid { grid-template-columns: repeat(3, 1fr); }
  .price-grid { grid-template-columns: 1fr; }
  .section-inner { padding: 5rem 1.5rem; }
}
@media (max-width: 600px) {
  .nav-links { gap: 0.7rem; }
  .nav-links a:not(.btn) { display: none; }
  .brand-sub { display: none; }
  .section-head { gap: 1rem; margin-bottom: 2rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .net-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-inner { grid-template-columns: 1fr; }
  .trust-item { border-right: none; border-bottom: 1px solid var(--line); }
  .trust-item:last-child { border-bottom: none; }
  .section-inner, .cta-inner { padding: 4.2rem 1.25rem; }
  .hero-inner { padding: 4rem 1.25rem 2rem; }
  .net-ticker { padding: 1rem 1.25rem 2.5rem; }
}
/* On narrow screens the bolt fills the viewport, so deepen the scrim for legibility. */
@media (max-width: 900px) {
  .bolt-scrim { background: rgba(7, 8, 11, 0.62); }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .eyebrow-dot { animation: none; } }