:root {
  --bg: #050a0e;
  --bg-card: #0c1a22;
  --bg-soft: #081218;
  --border: #14303d;
  --text: #dcfff0;
  --muted: #78b4a5;
  --dim: #466b60;
  --accent: #00ff88;
  --cyan: #00d4ff;
  --violet: #a050ff;
  --radius: 16px;
  --font: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(900px 500px at 10% -5%, rgba(0, 255, 136, 0.12), transparent 55%),
    radial-gradient(700px 400px at 95% 20%, rgba(0, 212, 255, 0.08), transparent 50%),
    radial-gradient(600px 350px at 50% 100%, rgba(160, 80, 255, 0.06), transparent 60%);
}

.grid-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: 0.4;
  background-image:
    linear-gradient(rgba(0,255,136,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,136,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.wrap { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(5, 10, 14, 0.88);
  border-bottom: 1px solid var(--border);
}

.nav { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; gap: 16px; }

.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.brand img,
.brand-logo {
  width: 44px; height: 44px; border-radius: 12px;
  object-fit: contain; object-position: center;
  background: var(--bg-soft);
  box-shadow: 0 0 20px rgba(0,255,136,0.25);
}
.brand span { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand .pro {
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

nav ul { display: flex; gap: 8px; list-style: none; flex-wrap: wrap; }
nav a {
  color: var(--muted); text-decoration: none; font-size: 0.9rem;
  padding: 8px 14px; border-radius: 999px; transition: 0.2s;
}
nav a:hover { color: var(--text); background: var(--bg-soft); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 12px; font-weight: 600; font-size: 0.95rem;
  text-decoration: none; transition: 0.2s; cursor: pointer; border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #00d4aa);
  color: var(--bg);
  box-shadow: 0 8px 30px rgba(0, 255, 136, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.05); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.ico { width: 18px; height: 18px; flex-shrink: 0; }
.ico-lg { width: 24px; height: 24px; }
.ico-xl { width: 48px; height: 48px; color: var(--accent); }

.hero { padding: 80px 0 60px; text-align: center; }
.badges { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.badge {
  padding: 6px 12px; border-radius: 999px; font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  background: rgba(0,255,136,0.1); border: 1px solid rgba(0,255,136,0.25); color: var(--accent);
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 900; line-height: 1.1;
  letter-spacing: -0.03em; margin-bottom: 16px;
}
.hero h1 .grad {
  background: linear-gradient(90deg, var(--accent), var(--cyan), var(--violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { color: var(--muted); font-size: 1.1rem; max-width: 560px; margin: 0 auto 32px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }

.hero-logo {
  width: 160px; height: 160px; margin: 0 auto 24px;
  border-radius: 32px; object-fit: contain; object-position: center;
  background: var(--bg-soft);
  box-shadow: 0 0 40px rgba(0,255,136,0.3);
  display: block;
}

section { padding: 72px 0; }

.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 8px; }
.section-title p { color: var(--muted); }

.features {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px;
}
.feature {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; transition: 0.25s;
}
.feature:hover {
  border-color: rgba(0,255,136,0.35);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(0,255,136,0.08);
}
.feature-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 14px;
  background: rgba(0,255,136,0.1); color: var(--accent);
}
.feature h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--accent); }
.feature p { color: var(--muted); font-size: 0.9rem; }

.downloads {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
}

.dl-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; text-align: center; transition: 0.25s;
}
.dl-card:hover { border-color: rgba(0,255,136,0.35); }
.dl-card.linux .dl-icon { color: var(--accent); }
.dl-card.source .dl-icon { color: var(--cyan); }
.dl-icon { margin-bottom: 16px; display: flex; justify-content: center; }
.dl-tux {
  width: 72px; height: 72px; object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(0, 255, 136, 0.35));
}
.dl-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.dl-card p { color: var(--muted); font-size: 0.9rem; margin-bottom: 20px; }
.dl-card .btn { width: 100%; justify-content: center; }

.install-block {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; margin-bottom: 16px;
}
.install-block h3 {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.05rem; margin-bottom: 10px;
}
.install-block p { color: var(--muted); font-size: 0.9rem; margin-bottom: 12px; }

.code-block {
  background: #030608; border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; font-family: var(--mono); font-size: 0.78rem;
  color: var(--accent); line-height: 1.8; overflow-x: auto; white-space: pre-wrap;
}

.creator {
  max-width: 480px; margin: 0 auto; text-align: center;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 48px 32px;
  box-shadow: 0 0 60px rgba(0,255,136,0.06);
}
.creator-avatar {
  width: 120px; height: 120px; border-radius: 50%; object-fit: cover;
  margin: 0 auto 20px; display: block;
  ring: 4px solid var(--border);
  box-shadow: 0 0 0 4px var(--border), 0 12px 40px rgba(0,0,0,0.4);
}
.creator h3 {
  font-size: 1.75rem; font-weight: 900; margin-bottom: 4px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.creator .role {
  color: var(--muted); font-size: 0.9rem; margin-bottom: 16px;
}
.creator p { color: var(--muted); font-size: 0.95rem; margin-bottom: 24px; line-height: 1.6; }

footer {
  border-top: 1px solid var(--border); padding: 32px 0;
  text-align: center; color: var(--dim); font-size: 0.85rem;
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }

@media (max-width: 768px) {
  nav ul { display: none; }
}