:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #f97316;
  --accent2: #0ea5e9;
  --border: #2d3348;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent2); text-decoration: none; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 0; border-bottom: 1px solid var(--border);
}
.logo { font-weight: 800; font-size: 1.15rem; color: #fff; }
.logo span { color: var(--accent); }
.btn {
  display: inline-block; padding: 0.75rem 1.25rem; border-radius: 0.6rem;
  font-weight: 600; border: none; cursor: pointer; text-align: center;
}
.btn-primary { background: var(--accent); color: #111; }
.btn-secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.hero { padding: 3.5rem 0 2rem; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); line-height: 1.15; margin: 0 0 1rem; }
.hero p { color: var(--muted); font-size: 1.1rem; max-width: 640px; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin: 2rem 0; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.25rem; }
.card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.features { padding: 2rem 0 3rem; }
.form { display: grid; gap: 0.75rem; max-width: 420px; margin-top: 1.5rem; }
input, textarea {
  width: 100%; padding: 0.75rem 0.9rem; border-radius: 0.5rem;
  border: 1px solid var(--border); background: #12151e; color: var(--text);
}
footer { border-top: 1px solid var(--border); padding: 2rem 0; color: var(--muted); font-size: 0.9rem; }
.badge { display: inline-block; background: #172554; color: #93c5fd; padding: 0.25rem 0.6rem; border-radius: 999px; font-size: 0.8rem; margin-bottom: 0.75rem; }
.ok { color: #34d399; }
.err { color: #f87171; }