:root{
  --nf-bg:#ffffff;--nf-text:#111;--nf-muted:#6b7280;
  --nf-primary:#0a66c2;--nf-primary-ink:#fff;
  --nf-border:#e5e7eb;--radius:12px;--shadow:0 8px 24px rgba(0,0,0,.06);
  --font:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif
}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--nf-bg);color:var(--nf-text);font-family:var(--font);line-height:1.6}
a{color:var(--nf-primary)}img{max-width:100%;height:auto;display:block}
.container{max-width:1040px;margin:0 auto;padding:0 1rem}
.header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--nf-border);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:.5rem;font-weight:800}
.logo .dot{width:10px;height:10px;border-radius:999px;background:var(--nf-primary)}
.menu{display:flex;gap:1rem}
.menu a{padding:.25rem .5rem;border-radius:6px;text-decoration:none}
.menu a:hover{background:#f5f7fb}
.burger{display:inline-flex;gap:.5rem;align-items:center;border:1px solid var(--nf-border);border-radius:8px;padding:.4rem .6rem;background:#fff}
.burger span{width:18px;height:2px;background:#111;display:block;box-shadow:0 6px 0 #111,0 -6px 0 #111}
@media(min-width:900px){.burger{display:none}}
.mobile-menu{display:none}
.mobile-open .mobile-menu{display:block;background:#fff;border-bottom:1px solid var(--nf-border)}
.mobile-menu a{display:block;padding:.75rem 1rem;border-top:1px solid var(--nf-border);text-decoration:none;color:#111}

.hero{background:linear-gradient(180deg,#f0f7ff, #fff);padding:3rem 0;border-bottom:1px solid var(--nf-border)}
h1{font-size:2.25rem;line-height:1.2;margin:.25rem 0 1rem}
h2{font-size:1.5rem;margin:2rem 0 .75rem}
h3{font-size:1.25rem;margin:1.25rem 0 .5rem}
.kicker{font-weight:700;color:#0a66c2;letter-spacing:.02em}
p{margin:.4rem 0 1rem}
.grid{display:grid;gap:1rem}
.grid.two{grid-template-columns:1fr}
.grid.three{grid-template-columns:1fr}
@media(min-width:720px){.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}}
.card{background:#fff;border:1px solid var(--nf-border);border-radius:12px;padding:1rem;box-shadow:var(--shadow)}
.section{padding:2.25rem 0}
.btn, .button{display:inline-flex;align-items:center;gap:.5rem;background:var(--nf-primary);color:var(--nf-primary-ink);padding:.8rem 1rem;border-radius:10px;border:1px solid var(--nf-primary);text-decoration:none;font-weight:800}
.button.secondary{background:#fff;color:var(--nf-primary)}
.input{width:100%;padding:.75rem;border:1px solid var(--nf-border);border-radius:10px}
.notice{font-size:.9rem;color:var(--nf-muted)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid var(--nf-border);padding:.5rem;text-align:left}
.footer{margin-top:3rem;border-top:1px solid var(--nf-border);padding:1rem 0;color:var(--nf-muted);font-size:.95rem}
.icon{width:28px;height:28px}
.badge{display:inline-block;padding:.25rem .5rem;border:1px solid var(--nf-border);border-radius:999px;background:#fff;font-size:.8rem}
.big-cta{display:flex;flex-direction:column;gap:.6rem}
@media(min-width:720px){.big-cta{flex-direction:row;align-items:center}}
.tap-large a.button{padding:1rem 1.25rem}