:root{
  --ink:#0f172a;--muted:#475569;--line:#e2e8f0;--bg:#f8fafc;--card:#fff;
  --a1:#4f46e5;--a2:#06b6d4;--grad:linear-gradient(90deg,var(--a1),var(--a2));
  --r:16px;--shadow:0 1px 2px rgba(15,23,42,.06),0 12px 32px -12px rgba(15,23,42,.18);
  --w:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;margin:0 0 .5rem;letter-spacing:-.02em}
h1{font-size:clamp(3rem,9vw,5.5rem);font-weight:800}
h2{font-size:clamp(1.9rem,4vw,2.75rem);font-weight:800;text-align:center}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1rem}
.container{max-width:var(--w);margin:0 auto;padding:0 1.25rem}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.5rem 1rem;z-index:100}
.skip:focus{left:1rem;top:1rem}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(248,250,252,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.15rem}
.brand b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-menu{display:flex;gap:1.75rem;font-weight:500;color:var(--muted)}
.nav-menu a:hover,.nav-menu a:focus-visible{color:var(--ink)}
.nav-toggle{display:none;background:none;border:0;padding:.5rem;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0}
@media (max-width:720px){
  .nav-toggle{display:block}
  .nav-menu{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line)}
  .nav-menu a{padding:1rem 1.25rem;border-top:1px solid var(--line)}
  .nav-menu.open{display:flex}
}

/* hero */
.hero{padding:5rem 0 4rem;text-align:center;background:
  radial-gradient(60% 50% at 20% 0%,rgba(79,70,229,.10),transparent 60%),
  radial-gradient(50% 40% at 85% 10%,rgba(6,182,212,.12),transparent 60%)}
.pill{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.9rem;font-weight:600;color:var(--muted);box-shadow:var(--shadow)}
.pill span{color:var(--a1)}
.lede{font-size:clamp(1.15rem,2.2vw,1.45rem);max-width:44rem;margin:1.25rem auto .75rem;color:var(--muted)}
.lede strong{color:var(--ink)}
.sub{max-width:40rem;margin:0 auto 2rem;color:var(--muted)}
.cta-row{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}
.stats{display:flex;justify-content:center;gap:3rem;flex-wrap:wrap;margin:3.5rem 0 0}
.stats div{text-align:center}
.stats dt{font-size:2.25rem;font-weight:800;letter-spacing:-.03em}
.stats dd{margin:0;color:var(--muted);font-size:.95rem}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.2rem;border-radius:12px;font-weight:600;border:1px solid transparent;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn:focus-visible{outline:3px solid var(--a2);outline-offset:2px}
.btn-primary{background:var(--ink);color:#fff;box-shadow:var(--shadow)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-lg{padding:.95rem 1.6rem;font-size:1.05rem}

/* sections */
.section{padding:5rem 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-lede{text-align:center;max-width:40rem;margin:0 auto 3rem;color:var(--muted);font-size:1.1rem}

/* product grid */
.grid{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(300px,360px));justify-content:center}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 2px 4px rgba(15,23,42,.06),0 24px 48px -16px rgba(15,23,42,.25)}
.card-thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#eef2ff,#ecfeff)}
.card-thumb img{width:100%;height:100%;object-fit:cover}
.badge{position:absolute;top:.75rem;right:.75rem;background:var(--ink);color:#fff;font-size:.75rem;font-weight:700;padding:.3rem .6rem;border-radius:999px;letter-spacing:.02em}
.card-body{padding:1.25rem 1.25rem .5rem;flex:1}
.card-tagline{font-weight:600;color:var(--a1);margin-bottom:.5rem}
.card-desc{color:var(--muted);font-size:.95rem;margin:0}
.card-actions{display:flex;gap:.6rem;padding:1rem 1.25rem 1.25rem;border-top:1px solid var(--line)}
.card-actions .btn-primary{flex:1;justify-content:center}

/* features */
.features{display:grid;gap:1.25rem;grid-template-columns:1fr}
@media (min-width:640px){.features{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.features{grid-template-columns:repeat(4,1fr)}}
.feature{padding:1.5rem;border:1px solid var(--line);border-radius:var(--r);background:var(--bg)}
.feature h3{position:relative;padding-top:.9rem}
.feature h3::before{content:"";position:absolute;top:0;left:0;width:2.5rem;height:4px;border-radius:2px;background:var(--grad)}
.feature p{margin:0;color:var(--muted);font-size:.95rem}

/* cta */
.cta-inner{text-align:center;padding:3.5rem 1.5rem;border-radius:24px;background:var(--ink);color:#fff}
.cta-inner h2{color:#fff}
.cta-inner p{color:#cbd5e1;max-width:36rem;margin:0 auto 1.75rem}
.cta-inner .btn-primary{background:var(--grad);border:0}

/* footer */
.footer{padding:2rem 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.footer-inner{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;align-items:center}
.footer p{margin:0}
.footer-links{display:flex;gap:1.5rem}
.footer-links a:hover{color:var(--ink)}

/* prose pages */
.prose{max-width:44rem;margin:0 auto;padding:4rem 1.25rem}
.prose h1{font-size:clamp(2rem,5vw,3rem)}
.prose h2{text-align:left;font-size:1.4rem;margin-top:2.5rem}
.prose p,.prose li{color:var(--muted)}
.prose a{color:var(--a1);text-decoration:underline}