:root {
  --bg: #ffffff;
  --surface: #f6f7f9;
  --border: #dfe3e8;
  --text: #1a222d;
  --muted: #5c6778;
  --accent: #2a8f5c;
  --danger: #b83232;
  --info: #0b5cab;
}
* { box-sizing: border-box; }
html {
  height: 100%;
}
body {
  margin: 0;
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--info); }
header, footer {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
}
footer {
  border-top: 1px solid var(--border);
  border-bottom: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}
.footer-funding-banner {
  margin: 0;
  width: 100%;
  max-width: 56rem;
}
.footer-funding-banner img {
  display: block;
  width: 100%;
  max-height: 7rem;
  height: auto;
  object-fit: contain;
  margin: 0 auto;
}
main {
  flex: 1 1 auto;
  padding: 1rem;
  max-width: 52rem;
  margin: 0 auto;
  width: 100%;
}
nav a { margin-right: 1rem; }
h1 { font-size: 1.35rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1rem;
}
label { display: block; margin: 0.5rem 0; font-size: 0.9rem; color: var(--muted); }
input, select, textarea {
  width: 100%; max-width: 24rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: #ffffff;
  color: var(--text);
}
button, .btn {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  background: var(--accent);
  color: #ffffff;
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
}
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.flash { list-style: none; padding: 0 1rem; margin: 0 0 0; flex-shrink: 0; }
.flash li { padding: 0.5rem; border-radius: 0.25rem; margin-bottom: 0.35rem; }
.flash .error { background: #fdeaea; color: #8f1d1d; }
.flash .info { background: #e8f5ee; color: #14532d; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 500; }
.drop {
  border: 2px dashed var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
  text-align: center;
  color: var(--muted);
  margin: 0.5rem 0;
}