:root {
  color-scheme: dark;
  --bg: #0a0f16;
  --panel: #141a22;
  --border: #28323f;
  --text: #e8eef7;
  --muted: #8a96a8;
  --accent: #5da3ff;
  --accent-2: #7fb3ff;
  --ok: #3ecf8e;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 1.25rem; }

.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(10,15,22,.85); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 0.7rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; }
.logo { color: var(--accent); font-size: 1.3rem; }
.name { letter-spacing: -.02em; }
.nav-links { display: flex; gap: 1.1rem; font-size: .9rem; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }
.cta { font-size: .85rem; padding: .35rem .8rem; border: 1px solid var(--accent); border-radius: 999px; color: var(--accent); text-decoration: none; }
.cta:hover { background: rgba(93,163,255,.1); }

.hero {
  padding: 4.5rem 0 3.5rem;
  background: radial-gradient(circle at 30% 20%, #17212c 0%, transparent 60%);
}
.hero h1 { font-size: 3rem; line-height: 1.05; margin: .4rem 0 1rem; font-weight: 800; letter-spacing: -.025em; }
.lead { font-size: 1.15rem; max-width: 620px; color: #c3cbd8; }
.meta { margin-top: 1.4rem; font-size: .8rem; color: var(--muted); }
.hero-ctas { display: flex; gap: .7rem; margin-top: 1.6rem; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: .65rem 1.15rem; border-radius: 10px;
  border: 1px solid var(--border); color: var(--text); text-decoration: none; font-weight: 600; font-size: .95rem;
}
.btn.primary { background: var(--accent); color: #041018; border-color: var(--accent); }
.btn.large { padding: .85rem 1.6rem; font-size: 1.05rem; }

.section { padding: 3.2rem 0; }
.section.alt { background: #0d131b; }
.section h2 { font-size: 1.65rem; margin: 0 0 1rem; }
.center { text-align: center; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

.bullets { margin: .8rem 0; padding-left: 1.1rem; }
.bullets li { margin: .35rem 0; }

.grid-3 {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-top: 1.2rem;
}
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 1.1rem 1.2rem;
}
.card .icon { font-size: 1.6rem; margin-bottom: .3rem; }
.card h3 { margin: .1rem 0 .35rem; font-size: 1.05rem; }

.steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1rem; margin-top: 1rem;
}
.step { display: flex; gap: .8rem; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: .9rem 1rem; }
.step .num {
  width: 28px; height: 28px; flex-shrink: 0; border-radius: 999px; background: #1f2835;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .95rem;
}
.step .tiny { font-size: .75rem; color: var(--muted); }

.code {
  background: #0b1016; border: 1px solid var(--border); border-radius: 12px;
  padding: 1rem 1.2rem; overflow: auto; font-size: .9rem; line-height: 1.45;
}
.code code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.cli-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1.5rem 2rem; margin-top: .6rem;
}
.cli-grid h4 { margin: 0 0 .2rem; font-size: .85rem; color: var(--muted); }
.cli-grid code { font-size: .85rem; background: #0b1016; padding: 1px 5px; border-radius: 4px; }

.viewer-mock {
  background: #0b1016; border: 1px solid var(--border); border-radius: 14px; padding: .9rem; font-size: .85rem;
}
.mock-header { font-family: ui-monospace, monospace; font-size: .75rem; color: var(--muted); margin-bottom: .6rem; }
.mock-stats { display: flex; gap: .6rem; margin-bottom: .7rem; }
.mstat { background: #141a22; border: 1px solid var(--border); border-radius: 8px; padding: .35rem .5rem; font-size: .75rem; min-width: 68px; }
.mstat div:first-child { font-weight: 700; }
.mock-timeline { display: flex; flex-direction: column; gap: .3rem; }
.mev { padding: .25rem .4rem; background: #12181f; border-radius: 6px; font-size: .78rem; }
.mock-foot { margin-top: .6rem; font-size: .72rem; color: var(--ok); }

.cta-final { text-align: center; padding: 3.5rem 0 4rem; }
.cta-final h2 { margin-bottom: .4rem; }
.foot-note { margin-top: 1.4rem; font-size: .8rem; color: var(--muted); }

.small { font-size: .85rem; color: var(--muted); }
.tiny { font-size: .72rem; }

@media (max-width: 640px) {
  .hero h1 { font-size: 2.25rem; }
  .nav-links { display: none; }
}