:root{
  --bg:#f5f5f7;
  --card:#ffffff;
  --text:#1d1d1f;
  --muted:#6e6e73;
  --line:#d2d2d7;
  --accent:#0071e3;
  --accent-hover:#0077ed;
  --radius:24px;
  --shadow:0 12px 35px rgba(0,0,0,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.shell{width:min(1080px,calc(100% - 32px));margin:0 auto}
.nav{
  position:sticky;top:0;z-index:20;
  backdrop-filter:saturate(180%) blur(18px);
  background:rgba(245,245,247,.82);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:62px;gap:24px}
.brand{font-weight:700;letter-spacing:-.02em;color:var(--text)}
.nav-links{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}
.hero{padding:96px 0 54px;text-align:center}
.eyebrow{font-weight:700;color:var(--accent);font-size:14px;letter-spacing:.04em;text-transform:uppercase}
h1{font-size:clamp(42px,7vw,72px);line-height:1.02;letter-spacing:-.05em;margin:14px auto 18px;max-width:900px}
.lead{font-size:clamp(18px,2.5vw,24px);color:var(--muted);max-width:760px;margin:0 auto}
.actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 20px;border-radius:999px;
  font-weight:600;border:1px solid transparent
}
.btn-primary{background:var(--accent);color:white}
.btn-primary:hover{background:var(--accent-hover);text-decoration:none}
.btn-secondary{background:white;color:var(--text);border-color:var(--line)}
.btn-secondary:hover{text-decoration:none;background:#fafafa}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:24px 0 76px}
.card{
  background:var(--card);border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04)
}
.card h2,.card h3{margin-top:0;letter-spacing:-.025em}
.card p{color:var(--muted);margin-bottom:0}
.section{padding:70px 0}
.section h2{font-size:clamp(30px,5vw,48px);letter-spacing:-.04em;margin:0 0 12px}
.section-intro{color:var(--muted);max-width:760px;font-size:18px}
.faq{display:grid;gap:14px;margin-top:28px}
details{background:white;border-radius:18px;padding:20px 22px;border:1px solid rgba(0,0,0,.05)}
summary{font-weight:650;cursor:pointer}
details p{color:var(--muted);margin:12px 0 0}
.legal{
  background:white;border-radius:28px;padding:clamp(24px,5vw,56px);
  box-shadow:var(--shadow);margin:52px auto 72px
}
.legal h1{font-size:clamp(38px,6vw,58px);margin:0 0 12px;text-align:left}
.legal h2{font-size:24px;margin-top:38px;letter-spacing:-.02em}
.legal p,.legal li{color:#3a3a3c}
.legal ul{padding-left:22px}
.meta{color:var(--muted);margin-bottom:36px}
.notice{
  background:#f0f7ff;border:1px solid #cfe7ff;border-radius:16px;padding:16px 18px;
  color:#25415f
}
.footer{border-top:1px solid rgba(0,0,0,.08);padding:26px 0 42px;color:var(--muted);font-size:14px}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.codeish{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.95em}
@media(max-width:780px){
  .grid{grid-template-columns:1fr}
  .hero{padding-top:64px}
  .nav-inner{align-items:flex-start;padding:14px 0;flex-direction:column;gap:10px}
  .nav{position:static}
}