/* Simple responsive layout (no framework) */
:root{
  --bg:#0b1021;
  --ink:#111827;
  --muted:#6b7280;
  --brand:#3b82f6;
  --brand-ink:#0b1021;
  --card:#ffffff;
  --alt:#f8fafc;
  --ring:rgba(59,130,246,.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6}

.container{width:min(1100px,92%);margin-inline:auto}
.center{text-align:center}
.small{font-size:.9rem}
.muted{color:var(--muted)}

.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #e5e7eb;z-index:20}
.site-header .container{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{font-weight:700;text-decoration:none;color:var(--ink);}
.nav a{margin-left:14px;text-decoration:none;color:var(--ink)}
.nav .btn-small{margin-left:18px}

.hero{background:linear-gradient(180deg,#f5f7ff,#fff);padding:64px 0 32px;border-bottom:1px solid #eef2ff}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.hero h1{font-size:clamp(1.6rem,3.5vw,2.4rem);line-height:1.2;margin:0 0 12px}
.hero p{margin:0 0 20px}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.hero-badges span{background:#fff;border:1px solid #e5e7eb;padding:6px 10px;border-radius:999px;font-size:.9rem}

.hero-card{background:var(--card);border:1px solid #e5e7eb;border-radius:14px;padding:18px}
.checklist{padding-left:20px;margin:12px 0}
.checklist li{margin:6px 0}

.section{padding:56px 0}
.section.alt{background:var(--alt)}
.section h2{font-size:clamp(1.4rem,3vw,2rem);margin:0 0 10px}
.section-lead{margin:0 0 24px;color:var(--muted)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px;display:flex;flex-direction:column;justify-content:space-between}
.card h3{margin:6px 0 10px}
.card p{margin:0 0 10px}
.bullets{margin:0 0 14px 18px}
.bullets li{margin:6px 0}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:10px}
.step{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px;text-align:center}
.step-num{width:38px;height:38px;border-radius:999px;display:inline-grid;place-items:center;border:1px solid #e5e7eb;margin-bottom:8px}

.faq{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:10px 14px;margin:10px 0}
.faq[open]{box-shadow:0 0 0 3px var(--ring)}

.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}
.contact-form label{display:flex;flex-direction:column;font-weight:600;font-size:.9rem}
.contact-form input,.contact-form textarea{margin-top:6px;padding:10px;border:1px solid #d1d5db;border-radius:10px;font:inherit}
.contact-form textarea{grid-column:1/-1}
.contact-form button{justify-self:start}

.site-footer{border-top:1px solid #e5e7eb;padding:24px 0;background:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 3fr 1fr;gap:18px;align-items:center}
.disclaimer{font-size:.9rem;color:var(--muted)}

.btn{display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none;border:1px solid #1f2937;cursor:pointer}
.btn-small{padding:8px 12px;font-size:.95rem}
.btn-primary{background:var(--brand);color:white;border-color:var(--brand)}
.btn-outline{background:transparent;color:var(--ink);border-color:#c7cdd6}
.btn:focus,.btn:hover{box-shadow:0 0 0 3px var(--ring)}

@media (max-width: 860px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .contact-form{grid-template-columns:1fr}
}