:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --radius: 22px;
  --shadow: 0 12px 40px rgba(0,0,0,0.06);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.nav {
  max-width: 1040px;
  margin: 0 auto;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { font-weight: 650; letter-spacing: -0.03em; font-size: 1.1rem; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.15rem;
  font-size: 0.92rem;
}
.nav a:hover { color: var(--text); }
main { max-width: 1040px; margin: 0 auto; padding: 0 1.5rem 4rem; }
.hero {
  text-align: center;
  padding: 4.5rem 0 3rem;
}
.eyebrow {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 700;
  margin: 0 auto 1.1rem;
  max-width: 14ch;
}
.lede {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 38rem;
  margin: 0 auto 2rem;
}
.lede.left { margin: 0 0 1.25rem; text-align: left; max-width: 42rem; }
.actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.4rem;
  border-radius: 980px;
  text-decoration: none;
  font-weight: 550;
  font-size: 1rem;
  transition: 0.15s ease;
}
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.ghost { color: var(--accent); background: transparent; }
.btn.ghost:hover { background: rgba(0,113,227,0.08); }
.btn.light { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn.light:hover { background: #fafafa; }
.panel {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.1rem;
  margin: 1.1rem 0;
}
.panel.soft { background: #fafafa; box-shadow: none; border: 1px solid var(--line); }
h2 {
  margin: 0 0 1.2rem;
  font-size: 1.55rem;
  letter-spacing: -0.025em;
}
.grid { display: grid; gap: 1rem; }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid article {
  background: var(--bg);
  border-radius: 16px;
  padding: 1.15rem 1.2rem;
}
.grid h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.grid p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.checklist {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}
.checklist li { margin: 0.55rem 0; }
.pills { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.pills span {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 980px;
  padding: 0.4rem 0.85rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.channel {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.2rem;
  color: inherit;
}
.channel:hover { border-color: #b4b4b8; }
.channel strong { font-size: 1.05rem; }
.channel span { color: var(--accent); }
.cta {
  text-align: center;
  background: linear-gradient(180deg, #0b0b0d 0%, #1d1d1f 100%);
  color: #f5f5f7;
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  margin-top: 1.5rem;
}
.cta p { color: #a1a1a6; max-width: 34rem; margin: 0 auto 1.5rem; }
.cta h2 { color: #fff; }
.cta .fine { margin-top: 1rem; font-size: 0.85rem; color: #86868b; }
footer {
  text-align: center;
  padding: 2rem 1rem 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}
@media (max-width: 700px) {
  .nav nav { display: none; }
  .hero { padding-top: 2.5rem; }
}