:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
}
a { text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 980px; margin: 0 auto; padding: 16px; }

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 40px; height: 40px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-weight: 800;
  background: rgba(127,127,127,.18);
}
.title { font-weight: 800; font-size: 18px; }
.subtitle { opacity: .7; font-size: 13px; margin-top: 2px; }

.nav { display: flex; gap: 14px; flex-wrap: wrap; }
.nav a { opacity: .9; padding: 6px 10px; border-radius: 10px; background: rgba(127,127,127,.10); }

.card {
  margin-top: 18px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(127,127,127,.10);
}
.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 12px;
}
@media (min-width: 760px) {
  .grid { grid-template-columns: 1fr 1fr; }
}

.cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.button {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(127,127,127,.22);
  font-weight: 700;
}
.button.secondary { background: rgba(127,127,127,.12); }

.big { font-size: 18px; font-weight: 700; }

.footer { opacity: .8; margin-top: 26px; padding-top: 10px; }
.footer-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }

.hint {
  margin-top: 14px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(127,127,127,.10);
  opacity: .9;
}