:root{
  --navy:#0b1b33;--navy-2:#13294b;--ink:#0f172a;--text:#334155;--muted:#64748b;
  --accent:#0ea5e9;--accent-2:#38bdf8;--bg:#ffffff;--bg-alt:#f4f7fb;--line:#e2e8f0;
  --radius:14px;--shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;color:var(--text);background:var(--bg);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3{color:var(--ink);line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.6vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3vw,2.3rem);letter-spacing:-.01em}
h3{font-size:1.15rem}
p{margin:0 0 1em}
a{color:var(--accent)}
a:hover{color:var(--navy-2)}
.container{width:min(1140px,100% - 40px);margin-inline:auto}
.narrow{width:min(780px,100% - 40px)}
.center{text-align:center}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;color:var(--ink);text-decoration:none}
.nav{display:flex;align-items:center;gap:22px}
.nav a{color:var(--text);text-decoration:none;font-size:.95rem}
.nav a:hover{color:var(--accent)}
.nav a.btn{color:#fff}

/* Buttons */
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:10px;padding:.85em 1.4em;font-weight:600;font-size:1rem;text-decoration:none;cursor:pointer;transition:background .15s,transform .15s}
.btn:hover{background:#0284c7;color:#fff;transform:translateY(-1px)}
.btn-sm{padding:.55em 1em;font-size:.9rem}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.page .btn-ghost{color:var(--ink);border-color:var(--line)}
.page .btn-ghost:hover{background:var(--bg-alt);color:var(--ink)}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(56,189,248,.25),transparent 60%),linear-gradient(160deg,var(--navy),var(--navy-2));color:#cbd5e1;padding:96px 0 84px}
.hero h1{color:#fff;max-width:900px}
.hero .accent{color:var(--accent-2)}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.8rem;color:var(--accent-2);font-weight:600}
.lead{font-size:1.2rem;max-width:760px;color:#cbd5e1}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:32px 0 40px}
.stack{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.stack li{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:.35em .9em;font-size:.85rem;color:#e2e8f0;background:rgba(255,255,255,.04)}

/* Sections */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-lead{font-size:1.1rem;color:var(--muted);max-width:760px;margin-bottom:40px}
.grid{display:grid;gap:22px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card,.offer,.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.card ul{padding-left:1.1em;margin:0;font-size:.95rem}
.card li{margin-bottom:.35em}
.icon{width:44px;height:44px;border-radius:12px;background:#e0f2fe;display:grid;place-items:center;margin-bottom:16px}
.icon svg{width:24px;height:24px;fill:var(--accent)}
.offer{display:flex;flex-direction:column}
.offer p{font-size:.96rem}
.offer .deliverable{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:.9rem;margin-bottom:0}
.offer-featured{border:2px solid var(--accent)}
.tag{display:inline-block;align-self:flex-start;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);background:#e0f2fe;border-radius:6px;padding:.2em .6em;margin-bottom:12px}
.product{text-decoration:none;color:var(--text);transition:transform .15s,border-color .15s}
.product:hover{transform:translateY(-3px);border-color:var(--accent);color:var(--text)}
.product .link{color:var(--accent);font-weight:600}

/* Steps */
.steps{list-style:none;padding:0;margin:0 0 48px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{display:flex;gap:14px}
.steps p{font-size:.95rem;color:var(--muted)}
.step-n{flex:none;width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.callout{background:var(--navy);color:#cbd5e1;border-radius:var(--radius);padding:32px 36px}
.callout h3{color:#fff;font-size:1.3rem}
.callout p{margin:0;max-width:880px}

/* FAQ */
details{border-bottom:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:1.05rem}
details p{margin:12px 0 0;color:var(--text)}

/* Contact */
.section-contact{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#cbd5e1}
.section-contact h2{color:#fff}
.section-contact .section-lead{color:#cbd5e1}
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:48px;align-items:start}
.checks{list-style:none;padding:0}
.checks li{padding-left:28px;position:relative;margin-bottom:10px}
.checks li::before{content:"✓";position:absolute;left:0;color:var(--accent-2);font-weight:700}
.contact-form{background:#fff;color:var(--text);border-radius:var(--radius);padding:30px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--ink)}
input,select,textarea{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1px solid #cbd5e1;border-radius:10px;padding:.65em .8em}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-2);outline-offset:1px;border-color:var(--accent)}
textarea{resize:vertical}
.field-error{color:#b91c1c;font-size:.85rem;margin:6px 0 0}
.form-alert{background:#fef2f2;color:#991b1b;border:1px solid #fecaca;border-radius:10px;padding:10px 14px}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}

/* Pages */
.page{min-height:55vh}
.prose h2{font-size:1.3rem;margin-top:1.8em}

/* Footer */
.site-footer{background:#081426;color:#94a3b8;padding:56px 0 24px;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:6px}
.site-footer a{color:#cbd5e1;text-decoration:none}
.site-footer a:hover{color:#fff}
.brand-foot{color:#fff;font-weight:700}
.foot-title{color:#fff;font-weight:600}
.site-footer .muted{color:#94a3b8}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:32px;padding-top:20px;font-size:.85rem}

@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .nav a:not(.btn){display:none}
}
@media (max-width:640px){
  body{font-size:16px}
  .grid-4,.grid-3,.steps,.row-2,.footer-grid{grid-template-columns:1fr}
  .hero{padding:64px 0 56px}
  .section{padding:64px 0}
  .callout{padding:24px}
  .contact-form{padding:22px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}