:root {
  color-scheme: light;
  font-family: system-ui, sans-serif;
  color: #202630;
  background: #f5f6f8;
  line-height: 1.6;
}
body { margin: 0; }
.top-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 1rem 2rem;
  background: #fff;
  border-bottom: 1px solid #d7dbe2;
}
.platform-name { font-weight: 700; }
.person { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
main { max-width: 70rem; margin: 3rem auto; padding: 0 2rem; }
h1 { line-height: 1.3; }
a { color: #324f8e; }
button {
  font: inherit;
  cursor: pointer;
  color: #fff;
  background: #324f8e;
  border: 1px solid #324f8e;
  border-radius: 0.3rem;
  padding: 0.45rem 0.9rem;
}
button:hover { background: #243d70; }
a:focus-visible, button:focus-visible { outline: 3px solid #c47600; outline-offset: 3px; }
.empty-state { padding: 2rem; background: #fff; border: 1px solid #d7dbe2; border-radius: 0.3rem; }