:root {
  --bg: #0a0f0d;
  --bg-2: #0f1613;
  --card: #121b17;
  --border: #1e2b25;
  --fg: #e6f1ec;
  --muted: #8ba59a;
  --accent-green: #22c55e;
  --accent-green-2: #16a34a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  min-height: 100vh;
  line-height: 1.55;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed;
  inset: -20% -20% auto -20%;
  height: 60vh;
  background: radial-gradient(ellipse at top, rgba(34,197,94,0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.nav {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; font-weight: 700; font-size: 20px; }
.brand em { color: var(--accent-green); font-style: normal; }
.brand img { border-radius: 8px; }
.nav nav { display: flex; gap: 24px; }
.nav nav a { color: var(--muted); text-decoration: none; font-size: 14px; transition: color .15s; }
.nav nav a:hover { color: var(--accent-green); }

main { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; padding: 40px 24px 80px; }

.hero { text-align: center; padding: 60px 0 40px; }
.hero-logo { filter: drop-shadow(0 0 40px rgba(34,197,94,0.45)); margin-bottom: 20px; }
.hero h1 { font-size: clamp(48px, 8vw, 84px); margin: 0 0 12px; letter-spacing: -2px; }
.hero h1 em { color: var(--accent-green); font-style: normal; }
.tag { color: var(--muted); font-size: 18px; max-width: 560px; margin: 0 auto 32px; }

.cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; border-radius: 10px; font-weight: 600; font-size: 15px;
  text-decoration: none; transition: transform .12s, box-shadow .12s, background .12s;
  border: 1px solid transparent; cursor: pointer;
}
.btn.primary { background: var(--accent-green); color: #04120a; }
.btn.primary:hover { background: var(--accent-green-2); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(34,197,94,0.35); }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--border); }
.btn.ghost:hover { border-color: var(--accent-green); color: var(--accent-green); }
.btn.big { padding: 16px 40px; font-size: 17px; }

.version { color: var(--muted); font-size: 13px; margin-top: 18px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; margin: 60px 0; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 22px; transition: border-color .15s, transform .15s; }
.card:hover { border-color: var(--accent-green); transform: translateY(-2px); }
.card h3 { margin: 0 0 8px; font-size: 17px; color: var(--accent-green); }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

.download { text-align: center; padding: 60px 20px; border: 1px solid var(--border); border-radius: 20px; background: linear-gradient(180deg, var(--bg-2), transparent); }
.download h2 { font-size: 32px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 13px; margin-top: 18px; }
code { background: var(--card); border: 1px solid var(--border); padding: 2px 6px; border-radius: 6px; font-size: 12px; color: var(--accent-green); }

footer {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 40px; border-top: 1px solid var(--border);
  color: var(--muted); font-size: 13px;
}
footer a { color: var(--accent-green); text-decoration: none; }

@media (max-width: 600px) {
  .nav { padding: 16px 20px; }
  .nav nav { gap: 14px; }
  footer { flex-direction: column; gap: 8px; text-align: center; }
}