@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&family=Geist+Mono&display=swap');
:root { --ink:#191a23; --ink2:#3d3e4c; --muted:#6e6f80; --line:#e7e6ef; --rail:#f3f2f8; --nile:#3a4be0; --nile-ink:#2a38b8; --wash:#eef0ff; --ok:#12784f; --night:#16172a; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; color: var(--ink); background: #fff; font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--nile); }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 650; font-size: 18px; color: var(--ink); text-decoration: none; letter-spacing: -0.02em; }
.brand.small { font-size: 15px; }
.mark { width: 28px; height: 28px; border-radius: 8px; background: var(--nile); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 15px; }
.btn { display: inline-flex; align-items: center; justify-content: center; height: 40px; padding: 0 18px; border-radius: 999px; background: var(--nile); color: #fff; text-decoration: none; font-weight: 600; font-size: 15px; white-space: nowrap; }
.btn:hover { background: var(--nile-ink); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--rail); }
.btn.big { height: 48px; padding: 0 24px; font-size: 16px; }
.nav { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.88); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; height: 64px; gap: 28px; }
.nav nav { display: flex; gap: 22px; }
.nav nav a { color: var(--ink2); text-decoration: none; font-size: 15px; }
.nav nav a:hover, .nav nav a.on { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.nav-cta { margin-left: auto; display: flex; gap: 8px; }
.hero { padding: 76px 0 84px; background: radial-gradient(1100px 420px at 85% -10%, #e9ebff 0%, rgba(255,255,255,0) 70%); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.eyebrow { color: var(--nile); font-weight: 600; font-size: 14px; margin: 0 0 14px; }
h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.06; letter-spacing: -0.035em; margin: 0 0 20px; font-weight: 650; }
h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.025em; line-height: 1.15; margin: 0 0 28px; font-weight: 650; }
h3 { font-size: 18px; margin: 0 0 8px; letter-spacing: -0.01em; }
.lede { font-size: 19px; color: var(--ink2); max-width: 34em; margin: 0 0 30px; }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; }
.fine { color: var(--muted); font-size: 14px; margin-top: 14px; }
.tree-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 30px 70px -30px rgba(42,56,184,.35); padding: 8px 0 18px; position: relative; font-variant-numeric: tabular-nums; }
.tree-main { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 16px 22px; }
.tree-main .node { width: 12px; height: 12px; border-radius: 4px; background: var(--nile); }
.tree-card small { display: block; color: var(--muted); font-size: 12.5px; }
.tree-card b { font-weight: 600; }
.amt { font-weight: 600; }
.branch { margin-left: 27px; border-left: 1.5px solid #d9d8e4; }
.sub { position: relative; display: flex; justify-content: space-between; align-items: center; padding: 9px 22px 9px 26px; font-size: 15px; }
.sub::before { content: ''; position: absolute; left: 0; top: 50%; width: 16px; border-top: 1.5px solid #d9d8e4; }
.sub:last-child::after { content: ''; position: absolute; left: -2px; top: calc(50% + 1px); bottom: 0; width: 3px; background: #fff; }
.ping { margin: 12px 18px 0; padding: 10px 14px; border-radius: 12px; font-size: 14px; display: flex; gap: 10px; align-items: center; }
.ping span { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; }
.ping b { margin-left: auto; }
.ping.in { background: #e7f6ef; color: var(--ok); } .ping.in span { background: #fff; }
.ping.out { background: var(--rail); color: var(--ink2); } .ping.out span { background: #fff; }
.band { background: var(--rail); padding: 84px 0; border-block: 1px solid var(--line); }
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.features.three { grid-template-columns: repeat(3, 1fr); }
.features article { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px; }
.features p { color: var(--ink2); margin: 0; font-size: 15px; }
.f-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--wash); color: var(--nile); display: grid; place-items: center; font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.dev { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: 96px 24px; }
.dev p { color: var(--ink2); }
.ticks { list-style: none; padding: 0; margin: 18px 0 26px; }
.ticks li { padding-left: 26px; position: relative; margin-bottom: 8px; color: var(--ink2); }
.ticks li::before { content: '✓'; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.code { background: var(--night); color: #e4e6ff; border-radius: 16px; padding: 22px 24px; overflow-x: auto; font: 13.5px/1.7 'Geist Mono', ui-monospace, Menlo, monospace; margin: 0; }
.code .c { color: #8b8fb8; }
.steps ol { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li { counter-increment: s; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px; display: flex; flex-direction: column; gap: 6px; }
.steps li::before { content: counter(s); width: 30px; height: 30px; border-radius: 50%; background: var(--nile); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.steps span { color: var(--ink2); font-size: 15px; }
.pricing { padding: 96px 24px; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.price { border: 1px solid var(--line); border-radius: 16px; padding: 26px; }
.price .big { font-size: 34px; font-weight: 650; letter-spacing: -0.02em; margin: 4px 0 10px; color: var(--nile); }
.price p { color: var(--ink2); font-size: 15px; margin: 0; }
.final { text-align: center; padding: 96px 24px; }
.final p { color: var(--muted); margin: -16px 0 24px; }
footer { border-top: 1px solid var(--line); padding: 28px 0; font-size: 14px; }
.foot { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot nav { display: flex; gap: 18px; }
.foot nav a { color: var(--ink2); text-decoration: none; }
.foot .muted { margin-left: auto; }
.legal { max-width: 760px; padding: 56px 24px 88px; }
.legal h1 { font-size: 38px; margin-bottom: 6px; }
.legal h2 { font-size: 20px; margin: 34px 0 10px; }
.legal p, .legal li { color: var(--ink2); }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 8px; }
.updated { color: var(--muted); margin-bottom: 28px; }
@media (max-width: 960px) {
  .hero-grid, .dev { grid-template-columns: 1fr; }
  .features, .features.three, .price-grid, .steps ol { grid-template-columns: 1fr; }
  .nav nav { display: none; }
}
@media (max-width: 520px) { .nav-cta .ghost { display: none; } .hero { padding-top: 48px; } }