:root {
  --bg: #0c0f14;
  --card: #141922;
  --text: #e8ecf3;
  --muted: #8b95a8;
  --accent: #1877f2;
  --border: #243044;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(1200px 800px at 20% 0%, #182036 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}

.wrap {
  max-width: 520px;
  margin: 0 auto;
  padding: 3rem 1.25rem;
}

.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0 0 0.5rem;
}

h1 {
  font-size: 1.75rem;
  font-weight: 650;
  margin: 0 0 0.75rem;
}

.lead {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.lead strong {
  color: var(--text);
  font-weight: 600;
}

.card {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.btn-fb {
  display: block;
  text-align: center;
  text-decoration: none;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 0.85rem 1rem;
  border-radius: 10px;
  transition: filter 0.15s ease;
}

.btn-fb:hover {
  filter: brightness(1.06);
}

.hint {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.45;
}

code {
  font-family: ui-monospace, monospace;
  font-size: 0.88em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.12em 0.35em;
  border-radius: 6px;
}

.grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.5rem 1rem;
  margin: 1rem 0;
}

.grid dt {
  color: var(--muted);
  margin: 0;
}

.grid dd {
  margin: 0;
}

.break {
  word-break: break-all;
}

.muted {
  color: var(--muted);
}

.perm-list {
  margin: 0.5rem 0 1.25rem;
  padding-left: 1.25rem;
  color: var(--text);
  line-height: 1.6;
}

.perm-list code {
  font-size: 0.9em;
}