:root {
  --bg: #050505;
  --lime: #c8ff00;
  --text: #f3f3f3;
  --muted: #9aa08c;
  --line: rgba(200, 255, 0, 0.16);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { overflow-x: hidden; }
body {
  font-family: Inter, ui-sans-serif, system-ui, Arial, sans-serif;
  background:
    radial-gradient(circle at 80% 12%, rgba(200,255,0,0.08), transparent 28%),
    linear-gradient(rgba(200,255,0,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,255,0,0.035) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 48px 48px, 48px 48px, auto;
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1120px, calc(100% - 24px)); margin: 0 auto; }
header, footer { border-color: var(--line); border-style: solid; }
header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(5,5,5,.94);
  border-bottom-width: 1px;
}
footer { border-top-width: 1px; }
.nav, .footer-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; min-height: 64px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; letter-spacing: .06em; font-size: 14px;
}
.mark {
  width: 28px; height: 28px; border: 1px solid var(--lime);
  display: grid; place-items: center; color: var(--lime); font-weight: 800;
  flex: 0 0 auto;
}
.nav-links {
  display: flex; flex-wrap: wrap; gap: 10px 12px;
  color: var(--muted); font-size: 12px; letter-spacing: .08em;
  width: 100%;
  padding-bottom: 12px;
}
.nav-links a {
  border: 1px solid var(--line);
  padding: 8px 10px;
}
.nav-links a:hover, .nav-links a.active { color: var(--lime); border-color: var(--lime); }
main { padding: 28px 0 56px; }
h1 { font-size: clamp(32px, 10vw, 68px); line-height: .95; font-weight: 800; margin: 0 0 14px; word-break: break-word; }
h1 span, h3 { color: var(--lime); }
h3 { margin-bottom: 10px; letter-spacing: .05em; }
p { color: #d8dccb; line-height: 1.65; }
.lead { max-width: 640px; font-size: 16px; margin-bottom: 20px; }
.kicker { color: var(--lime); letter-spacing: .14em; font-size: 11px; margin-bottom: 12px; }
.actions { display: flex; flex-direction: column; gap: 10px; }
.btn {
  display: flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 16px; border: 1px solid var(--lime);
  letter-spacing: .08em; font-weight: 700; width: 100%;
}
.btn.primary { background: var(--lime); color: #111; }
.grid, .grid-2 { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 20px; }
.card { background: rgba(11,11,11,.92); border: 1px solid var(--line); padding: 18px; }
.tag { display: inline-block; margin-bottom: 10px; color: var(--lime); border: 1px solid var(--line); padding: 4px 8px; font-size: 11px; }
.muted { color: var(--muted); }
label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 13px; }
input { width: 100%; background: #080808; border: 1px solid var(--line); color: var(--text); min-height: 44px; padding: 0 12px; }
.result { margin-top: 16px; padding: 14px; border: 1px solid var(--lime); color: var(--lime); overflow-wrap: anywhere; }
.footer-row { color: var(--muted); font-size: 12px; }
@media (min-width: 861px) {
  .nav-links { width: auto; padding-bottom: 0; }
  .nav-links a { border: 0; padding: 0; }
  .actions { flex-direction: row; }
  .btn { width: auto; }
  .grid { grid-template-columns: repeat(3, 1fr); }
  .grid-2 { grid-template-columns: 1fr 1fr; }
  main { padding: 48px 0 72px; }
}