:root {
  color-scheme: light;
  --ink: #15233d;
  --muted: #68748a;
  --line: #dce3ee;
  --surface: #f4f7fb;
  --accent: #3c67e3;
  --accent-dark: #2850bd;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.95); }
nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 760; text-decoration: none; letter-spacing: -.02em; }
.mark { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, #345ed2, #78a2ff); box-shadow: inset 0 0 0 1px rgba(255,255,255,.35); }
.links { display: flex; gap: 24px; color: var(--muted); font-size: 14px; }
.links a { text-decoration: none; }
.links a:hover { color: var(--accent); }
.hero { padding: 96px 0 84px; background: radial-gradient(circle at 80% 10%, #eaf0ff 0, transparent 34%), linear-gradient(180deg, #fff, #f8faff); }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
h1 { max-width: 760px; margin: 14px 0 20px; font-size: clamp(42px, 6vw, 72px); line-height: 1.04; letter-spacing: -.055em; }
.lead { max-width: 640px; margin: 0; color: var(--muted); font-size: 19px; }
.cta { display: inline-block; margin-top: 30px; padding: 13px 20px; border-radius: 11px; background: var(--accent); color: #fff; font-weight: 680; text-decoration: none; box-shadow: 0 10px 24px rgba(60,103,227,.2); }
.cta:hover { background: var(--accent-dark); }
.section { padding: 76px 0; }
.section h2 { margin: 0 0 12px; font-size: 34px; letter-spacing: -.035em; }
.section-intro { max-width: 680px; margin: 0 0 32px; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 10px 30px rgba(25,42,75,.045); }
.card span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; color: var(--accent); background: #edf2ff; font-weight: 800; }
.card h3 { margin: 18px 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); }
.soft { background: var(--surface); }
.content { max-width: 800px; padding: 68px 0 88px; }
.content h1 { font-size: clamp(38px, 5vw, 56px); }
.content h2 { margin-top: 38px; font-size: 24px; letter-spacing: -.025em; }
.content p, .content li { color: #526079; }
.meta { color: var(--muted); font-size: 14px; }
footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }
.footer-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 20px; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } .links { gap: 13px; } .hero { padding: 72px 0 64px; } }