:root {
  --bg: #0a0a0a;
  --fg: #f5f5f5;
  --muted: #bdbdbd;
  --accent: #ffffff;
  --card: #111111;
  --border: #1e1e1e;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.navbar {
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; backdrop-filter: blur(6px);
  background: rgba(10,10,10,0.85);
  z-index: 10;
}
.navbar .inner { display: flex; align-items: center; gap: 20px; }
.navbar a.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--fg); font-weight: 700; letter-spacing: 0.5px; }
.navbar nav { margin-left: auto; display: flex; gap: 18px; }
.navbar nav a { color: var(--fg); text-decoration: none; opacity: 0.85; }
.navbar nav a:hover { opacity: 1; text-decoration: underline; }

.hero {
  padding: 80px 24px 56px;
  background: linear-gradient(180deg, #0f0f0f, #0a0a0a);
  border-bottom: 1px solid var(--border);
}
.hero h1 { font-size: clamp(28px, 3vw + 12px, 48px); margin: 0 0 12px; }
.hero p  { color: var(--muted); margin: 0 0 24px; max-width: 760px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--card); color: var(--fg); text-decoration: none; font-weight: 600;
}
.btn.primary { background: var(--fg); color: #111; border-color: var(--fg); }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(12, 1fr); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 18px;
}
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-12 { grid-column: span 12; }
@media (max-width: 900px) { .col-4, .col-6 { grid-column: span 12; } }

.footer {
  margin-top: 40px; border-top: 1px solid var(--border); padding: 24px;
  color: var(--muted); font-size: 14px;
}
.footer small { display: block; margin-top: 6px; }

.badge {
  display: inline-block; padding: 4px 8px; border: 1px solid var(--border); border-radius: 999px;
  font-size: 12px; color: var(--muted);
}
.list { margin: 0; padding-left: 18px; }
.list li { margin: 4px 0; }