:root {
  --bg: #fbfbfa;
  --ink: #0f172a;
  --muted: #5b6472;
  --line: #e6e8ec;
  --accent: #0f766e;
  --accent-2: #0d9488;
  --soft: #ecfdf5;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { letter-spacing: -.025em; line-height: 1.15; margin: 0; }
h1 { font-size: clamp(34px, 5vw, 56px); }
h1 span { color: var(--accent); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 18px; }
p { margin: 0; }

.nav {
  display: flex; align-items: center; gap: 24px;
  padding: 16px 28px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: rgba(251, 251, 250, .92);
  backdrop-filter: blur(8px); z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px;
}
.nav nav { display: flex; gap: 20px; margin-left: 12px; font-size: 14px; color: var(--muted); }
.nav nav a:hover { color: var(--ink); }
.nav .cta { margin-left: auto; }

.cta {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent); color: #fff; font-weight: 650; font-size: 15px;
  padding: 12px 20px; border-radius: 12px;
  box-shadow: 0 2px 6px rgba(15, 118, 110, .25);
}
.cta:hover { background: #0b5f59; }
.cta.small { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.link { color: var(--accent); font-weight: 600; }

main { max-width: 1060px; margin: 0 auto; padding: 0 24px; }
section { padding: 64px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }

.hero { padding: 84px 0 72px; }
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: 12px;
  color: var(--accent); font-weight: 700; margin-bottom: 14px;
}
.lead { font-size: 18px; color: var(--muted); max-width: 620px; margin-top: 18px; }
.hero .lead { font-size: 19px; }
.actions { display: flex; align-items: center; gap: 18px; margin-top: 26px; }
.fine { color: var(--muted); font-size: 13px; margin-top: 14px; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid3 article { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.grid3 h2 { font-size: 19px; margin-bottom: 8px; }
.grid3 p { color: var(--muted); font-size: 14.5px; }

.how h2 { margin-bottom: 26px; }
.lanes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.lane { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.lane .n {
  width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center;
  background: var(--soft); color: var(--accent); font-weight: 800; font-size: 13px; margin-bottom: 12px;
}
.lane h3 { margin-bottom: 6px; }
.lane p { color: var(--muted); font-size: 14.5px; }

.split { display: grid; grid-template-columns: 1.15fr .85fr; gap: 42px; align-items: center; }
.split .lead { margin-top: 12px; }
.checks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; }
.checks li { padding-left: 26px; position: relative; color: var(--muted); }
.checks li::before {
  content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800;
}
.panel {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px;
  box-shadow: 0 10px 30px rgba(16, 24, 40, .06);
}
.panel .row { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid #f0f2f5; font-size: 14.5px; }
.panel .row span { color: var(--muted); }
.panel .row b { font-variant-numeric: tabular-nums; }
.panel .row.total { border-bottom: none; padding-top: 14px; }
.panel .row.total b { color: var(--accent); font-size: 17px; }

.pricing h2 { margin-bottom: 8px; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 24px; }
.plan { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.plan.featured { border-color: var(--accent); box-shadow: 0 12px 34px rgba(15, 118, 110, .14); }
.plan h3 { font-size: 15px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.price { font-size: 26px; font-weight: 750; letter-spacing: -.02em; margin: 8px 0 6px; }
.price span { font-size: 13px; font-weight: 500; color: var(--muted); }
.plan p { color: var(--muted); font-size: 14px; }

.cta-block { text-align: center; padding: 72px 0; }
.cta-block p { color: var(--muted); margin: 12px 0 22px; }

footer {
  display: flex; gap: 18px; align-items: center;
  max-width: 1060px; margin: 0 auto; padding: 26px 24px 40px;
  color: var(--muted); font-size: 13px; border-top: 1px solid var(--line);
}
footer .spacer { flex: 1; }
footer a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .nav nav { display: none; }
  .grid3, .lanes, .plans, .split { grid-template-columns: 1fr; }
  section { padding: 44px 0; }
  .hero { padding: 56px 0 40px; }
}