:root {
  --bg: #0b0b0c;
  --card: #151517;
  --line: #26262a;
  --text: #ececee;
  --muted: #a1a1aa;
  --brand: #ff6a00;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--brand); }
header.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 960px; margin: 0 auto; padding: 20px 16px;
}
.logo { font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; }
.logo span { color: var(--brand); }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:hover { color: var(--text); }
main { max-width: 820px; margin: 0 auto; padding: 8px 16px 64px; }
h1 { font-size: 34px; line-height: 1.2; margin: 24px 0 8px; }
h2 { font-size: 21px; margin: 36px 0 8px; }
h3 { font-size: 17px; margin: 22px 0 6px; }
p, li { color: #d4d4d8; }
.muted { color: var(--muted); font-size: 14px; }
.hero { padding: 48px 0 24px; }
.hero h1 { font-size: 42px; }
.hero p { font-size: 18px; color: var(--muted); max-width: 640px; }
.btn {
  display: inline-block; background: var(--brand); color: #000; font-weight: 700;
  padding: 12px 22px; border-radius: 10px; text-decoration: none; margin-top: 12px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 28px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.card h3 { margin-top: 0; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
th, td { text-align: left; border-bottom: 1px solid var(--line); padding: 8px 6px; vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
footer { border-top: 1px solid var(--line); padding: 24px 16px; text-align: center; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); margin: 0 8px; }
@media (max-width: 600px) {
  h1, .hero h1 { font-size: 28px; }
  nav a { margin-left: 12px; }
  table { font-size: 14px; }
}