:root {
  --ground: #0d120f;
  --surface: #151c18;
  --ink: #f2f4f3;
  --muted: #9aa8a0;
  --orange: #f05622;
  --on-orange: #09130f;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--ground);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px 16px;
}

.card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
}

.doc {
  max-width: 720px;
  text-align: left;
}

.mark {
  margin: 0 0 12px;
  color: var(--orange);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 14px;
}

h1 { font-size: 22px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 24px 0 6px; }
p, li { color: var(--muted); font-size: 15px; }
a { color: var(--orange); }

.button {
  display: inline-block;
  margin: 16px 0 8px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--on-orange);
  font-weight: 700;
  text-decoration: none;
}

.button[hidden] { display: none; }
.small { font-size: 13px; }