/* Mobile-first: single column, large tap targets, no horizontal scroll. */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 18px;
  line-height: 1.4;
  color: #1a1a1a;
  background: #fafafa;
}
nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: #14432a;
}
nav a, nav .who, nav button {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
}
nav .brand { font-weight: bold; font-size: 1.2rem; }
nav button {
  background: none;
  border: 1px solid #fff;
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
}
main {
  max-width: 640px;
  margin: 0 auto;
  padding: 1rem;
}
h1 { font-size: 1.6rem; }
h2 { font-size: 1.2rem; margin-top: 1.5rem; }
form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.75rem 0;
}
form.inline { flex-direction: row; align-items: center; display: inline-flex; }
label { font-weight: 600; }
input, select, button {
  font-size: 1rem;
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid #ccc;
  min-height: 44px; /* large tap target */
}
button {
  background: #14432a;
  color: #fff;
  border: none;
  cursor: pointer;
}
ul { padding-left: 1.2rem; }
li { margin-bottom: 0.5rem; }
.status {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  background: #e2e2e2;
  font-size: 0.85rem;
  text-transform: capitalize;
}
[role="alert"] {
  background: #fde8e8;
  border: 1px solid #f5b5b5;
  padding: 0.75rem;
  border-radius: 8px;
}
[role="status"] {
  background: #e8f5e9;
  border: 1px solid #b5e5b5;
  padding: 0.75rem;
  border-radius: 8px;
}
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.4rem; border-bottom: 1px solid #ddd; }

@media (min-width: 700px) {
  main { padding: 2rem; }
}