:root {
  --bg: #0f1713;
  --panel: #16231c;
  --text: #e9f1ec;
  --muted: #b8c7be;
  --line: #2a3b31;
  --accent: #8fc5a3;
  --accent-strong: #b6dfc3;
}
* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}
a { color: var(--accent-strong); }
a:hover { color: #d7f0df; }
.wrap { width: min(900px, calc(100% - 40px)); margin: 0 auto; }
header {
  border-bottom: 1px solid var(--line);
  background: rgba(15,23,19,.96);
}
nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand { font-weight: 750; letter-spacing: .02em; color: var(--text); text-decoration: none; }
.links { display: flex; gap: 18px; flex-wrap: wrap; }
.links a { text-decoration: none; color: var(--muted); }
.links a:hover { color: var(--text); }
main { padding: 72px 0 84px; }
.hero { padding: 24px 0 28px; }
.kicker { color: var(--accent); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: .78rem; }
h1 { font-size: clamp(2.3rem, 7vw, 4.6rem); line-height: 1.04; margin: .35rem 0 1rem; }
h2 { margin-top: 2.2rem; font-size: 1.45rem; }
p, li { color: var(--muted); }
.card {
  margin-top: 30px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 30px;
}
.grid .card { margin-top: 0; }
small, .fine { color: #8fa197; }
footer {
  border-top: 1px solid var(--line);
  padding: 30px 0 42px;
  color: #8fa197;
}
code { color: #d6eadc; }
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  nav { align-items: flex-start; flex-direction: column; padding: 18px 0; }
}