:root {
  --bg: #08110d;
  --surface: #101a15;
  --border: #25372d;
  --text: #e8f3ed;
  --muted: #9eb0a7;
  --accent: #2dd49a;
  --cool: #8bc4ed;
  --max: 920px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
nav {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(8, 17, 13, 0.94);
  backdrop-filter: blur(12px);
}
.nav-inner, .inner {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}
.nav-inner {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}
.nav-link { color: var(--muted); text-decoration: none; }
.nav-link:hover { color: var(--text); }
header { padding: 78px 0 62px; }
.signal {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}
.signal img { width: 72px; height: 72px; object-fit: contain; }
h1, h2 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.12;
}
h1 { max-width: 820px; margin: 0 0 22px; font-size: clamp(40px, 8vw, 68px); }
h2 { margin: 0 0 16px; font-size: clamp(28px, 5vw, 42px); }
.lead { max-width: 760px; margin: 0; color: var(--muted); font-size: 20px; }
.result {
  margin-top: 34px;
  padding: 20px 0 20px 22px;
  border-left: 4px solid var(--accent);
  font-size: 18px;
  font-weight: 700;
}
section { border-top: 1px solid var(--border); padding: 54px 0; }
p { max-width: 760px; color: var(--muted); }
ul { max-width: 760px; padding-left: 22px; color: var(--muted); }
li + li { margin-top: 9px; }
.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.fact { padding: 22px; border-right: 1px solid var(--border); }
.fact:last-child { border-right: 0; }
.fact strong { display: block; margin-bottom: 6px; color: var(--accent); }
.fact span { color: var(--muted); }
.cta { background: var(--surface); }
.button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin: 8px 10px 0 0;
  padding: 10px 17px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #04130c;
  font-weight: 800;
  text-decoration: none;
}
.button.secondary { background: transparent; color: var(--text); border-color: var(--border); }
footer { padding: 28px 0; color: var(--muted); font-size: 14px; }
@media (max-width: 680px) {
  header { padding: 54px 0 44px; }
  .facts { grid-template-columns: 1fr; }
  .fact { border-right: 0; border-bottom: 1px solid var(--border); }
  .fact:last-child { border-bottom: 0; }
  .nav-link { display: none; }
}