:root{
  --green:#16A34A;
  --orange:#F97316;
  --bg:#0b0f14;
  --card:#0f1722;
  --text:#e8eef7;
  --muted:rgba(232,238,247,.72);
  --border:rgba(232,238,247,.12);
  --shadow: 0 18px 45px rgba(0,0,0,.35);
  --radius: 22px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background: #070a0f;
  color: var(--text);
}

a{color:inherit;text-decoration:none}
a:hover{opacity:.9}

.container{max-width:1100px;margin:0 auto;padding:0 18px}
.narrow{max-width:820px}

.site-header{
  position:sticky; top:0; z-index:20;
  backdrop-filter:saturate(180%) blur(14px);
  background: rgba(7,10,15,.65);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:64px;
}

.brand{display:flex; align-items:center; gap:10px}
.brand-icon{
  width:34px; height:34px; border-radius:10px;
  box-shadow: 0 10px 20px rgba(0,0,0,.35);
}
.brand-name{font-weight:800; letter-spacing:.2px}

.nav{display:flex; gap:16px; font-weight:600; color:var(--muted)}
.nav a{padding:8px 10px; border-radius:12px}
.nav a.active, .nav a:hover{
  color: var(--text);
  background: rgba(232,238,247,.08);
}

.hero{
  padding:56px 0 52px;
  background:
    radial-gradient(1100px 520px at 10% 5%, rgba(22,163,74,.35), transparent 55%),
    radial-gradient(980px 520px at 85% 25%, rgba(249,115,22,.35), transparent 55%),
    linear-gradient(135deg, rgba(22,163,74,.20), rgba(249,115,22,.20));
  border-bottom: 1px solid var(--border);
}

.hero-grid{
  display:grid;
  grid-template-columns: 1.3fr .9fr;
  gap:24px;
  align-items:center;
}

.hero h1{
  margin:0;
  font-size: clamp(40px, 5vw, 64px);
  letter-spacing:-.8px;
}

.tagline{
  margin:10px 0 10px;
  font-size: clamp(18px, 2vw, 22px);
  color: rgba(232,238,247,.92);
  font-weight:700;
}

.sub{
  margin:0 0 18px;
  color: var(--muted);
  max-width: 52ch;
  line-height:1.55;
}

.cta-row{display:flex; gap:12px; flex-wrap:wrap; margin: 18px 0 10px}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  font-weight:800;
}

.btn.primary{
  border: none;
  background: linear-gradient(135deg, var(--green), var(--orange));
  color: #061012;
  box-shadow: 0 18px 40px rgba(0,0,0,.35);
}

.btn.ghost{
  background: rgba(232,238,247,.06);
}

.fine{color: var(--muted); font-size: 13px; margin: 10px 0 0}

.hero-card{
  background: rgba(15,23,34,.65);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  display:flex;
  flex-direction:column;
  gap:14px;
  align-items:center;
}

.icon-wrap{
  width: 220px;
  aspect-ratio: 1 / 1;
  border-radius: 42px;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.08);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}

.icon-wrap img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mini{display:flex; gap:14px; width:100%; justify-content:center; color: var(--muted)}
.mini-title,.mini-sub{
  padding: 8px 10px;
  background: rgba(232,238,247,.06);
  border: 1px solid rgba(232,238,247,.10);
  border-radius: 14px;
  font-weight:700;
  color: rgba(232,238,247,.85);
}

.section{padding:52px 0}
.section.alt{
  background: rgba(255,255,255,.02);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section h2{
  margin:0 0 18px;
  font-size: 28px;
  letter-spacing:-.3px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}

.card{
  background: rgba(15,23,34,.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 14px 30px rgba(0,0,0,.22);
}

.card h3{margin:0 0 8px; font-size: 16px}
.card p{margin:0; color: var(--muted); line-height:1.5}

.steps{
  margin:0;
  padding-left: 18px;
  color: rgba(232,238,247,.9);
  line-height:1.7;
}
.steps li{margin: 10px 0}
.steps strong{color: var(--text)}

.download-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  background: rgba(15,23,34,.65);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.prose{line-height:1.7}
.prose h2{margin:18px 0 8px}
.prose ul{margin:8px 0 14px}
.prose a{color: rgba(255,255,255,.92); text-decoration: underline}

.footer{
  padding:22px 0;
  border-top: 1px solid var(--border);
  background: rgba(7,10,15,.65);
}

.footer-inner{display:flex; justify-content:space-between; align-items:center}
.footer-brand{font-weight:900}
.footer-note{color: var(--muted); font-size: 13px}
.footer-right a{color: var(--muted); font-weight:700}
.footer-right a:hover{color: var(--text)}

@media (max-width: 900px){
  .hero-grid{grid-template-columns: 1fr; }
  .icon-wrap{width: 200px}
  .grid{grid-template-columns: 1fr; }
  .download-card{flex-direction:column; align-items:flex-start}
}