:root {
  --paper: #fafbfd;
  --ink: #0e1623;
  --ink-soft: #465060;
  --ink-faint: #8b94a5;
  --line: #e3e8f0;
  --signal: #14935e;
  --signal-soft: #e6f6ee;
  --action: #2545e8;
  --action-dark: #1b36c2;
  --code-bg: #f1f4f9;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--signal-soft); color: var(--signal); }
.wrap { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }

nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(250, 251, 253, 0.9);
  backdrop-filter: blur(12px);
}
.nav-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.logo-mark {
  position: relative;
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 8px;
  background: var(--ink);
}
.logo-mark::after {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 3px rgba(20, 147, 94, 0.25);
  content: '';
}
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { color: var(--ink-soft); font-size: 14px; font-weight: 500; text-decoration: none; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 10px;
  background: var(--action);
  color: #fff !important;
  cursor: pointer;
  font: 600 14px 'Inter', sans-serif;
  padding: 10px 20px;
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
}
.btn:hover { background: var(--action-dark); transform: translateY(-1px); }
.btn-lg { border-radius: 12px; font-size: 16px; padding: 14px 28px; }
.btn-secondary { border: 1.5px solid var(--line); background: #fff; color: var(--ink) !important; }
.btn-secondary:hover { border-color: var(--ink-faint); background: #fff; }

.page-hero { padding: 92px 0 76px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 99px;
  margin-bottom: 22px;
  padding: 6px 12px;
  background: var(--signal-soft);
  color: var(--signal);
  font: 600 12px 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.eyebrow::before { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); content: ''; }
h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; }
h1 { max-width: 850px; font-size: clamp(42px, 6vw, 68px); line-height: 1.02; letter-spacing: -0.04em; }
.lede { max-width: 760px; margin-top: 24px; color: var(--ink-soft); font-size: 19px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 24px; color: var(--ink-faint); font-size: 13px; }

section { padding: 84px 0; }
.surface { border-block: 1px solid var(--line); background: #fff; }
.section-head { max-width: 700px; margin-bottom: 48px; }
.kicker { margin-bottom: 12px; color: var(--signal); font: 600 12px 'JetBrains Mono', monospace; letter-spacing: 0.1em; text-transform: uppercase; }
h2 { margin-bottom: 16px; font-size: clamp(30px, 4vw, 44px); line-height: 1.1; letter-spacing: -0.025em; }
.section-head > p { color: var(--ink-soft); font-size: 17px; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 28px;
  box-shadow: 0 16px 40px -32px rgba(14, 22, 35, 0.24);
}
.surface .card { background: var(--paper); }
.card-tag { margin-bottom: 16px; color: var(--ink-faint); font: 600 11px 'JetBrains Mono', monospace; letter-spacing: 0.08em; text-transform: uppercase; }
.card h3 { margin-bottom: 10px; font-size: 20px; line-height: 1.25; letter-spacing: -0.01em; }
.card p { color: var(--ink-soft); font-size: 14.5px; }
.signal-list { display: grid; gap: 10px; margin-top: 18px; }
.signal {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 13px;
  padding: 10px 12px;
}
.signal::before { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--signal); content: ''; }

.workflow { counter-reset: workflow; }
.workflow .card { position: relative; padding-top: 68px; }
.workflow .card::before {
  position: absolute;
  top: 24px;
  left: 28px;
  color: var(--signal);
  content: counter(workflow, decimal-leading-zero);
  counter-increment: workflow;
  font: 700 13px 'JetBrains Mono', monospace;
}
.callout {
  display: grid;
  grid-template-columns: 1.4fr auto;
  align-items: center;
  gap: 32px;
  border-radius: 22px;
  background: var(--ink);
  color: #fff;
  padding: 48px;
}
.callout h2 { margin-bottom: 10px; color: #fff; }
.callout p { max-width: 650px; color: #a7b0c0; }

.use-case { scroll-margin-top: 86px; }
.use-case + .use-case { margin-top: 24px; }
.use-case-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.pill { display: inline-flex; border-radius: 99px; background: var(--signal-soft); color: var(--signal); font: 600 11px 'JetBrains Mono', monospace; padding: 6px 10px; text-transform: uppercase; }
.question { margin-top: 18px; border-left: 3px solid var(--signal); color: var(--ink); font: 600 15px 'Space Grotesk', sans-serif; padding-left: 14px; }

footer { border-top: 1px solid var(--line); padding: 34px 0; color: var(--ink-faint); font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; }
footer a { color: var(--ink-soft); text-decoration: none; }

@media (max-width: 860px) {
  .nav-inner { padding: 12px 0; align-items: flex-start; }
  .nav-links { justify-content: flex-end; flex-wrap: wrap; gap: 12px 18px; }
  .nav-links .btn { display: none; }
  .page-hero { padding: 64px 0 54px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .callout { grid-template-columns: 1fr; padding: 34px 28px; }
}

@media (max-width: 560px) {
  .wrap { width: min(100% - 32px, 1120px); }
  .nav-inner { align-items: center; }
  .nav-links a:not(.active) { display: none; }
  h1 { font-size: 42px; }
  section { padding: 64px 0; }
  .card { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}