:root {
  font-family: Segoe UI, system-ui, sans-serif;
  color: #1b1b1b;
  background: #f4f1ea;
}
body { margin: 0; }
header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: #1f3d2b;
  color: #fff;
}
header h1 { font-size: 1.1rem; margin: 0; }
#version { opacity: 0.8; font-size: 0.85rem; margin-right: auto; }
header button { margin-left: auto; }
.banner {
  background: #b42318;
  color: #fff;
  padding: 0.6rem 1.25rem;
  font-weight: 600;
}
#login, main { max-width: 960px; margin: 1.5rem auto; padding: 0 1rem; }
nav { display: flex; gap: 0.4rem; margin-bottom: 1rem; }
nav button.active { background: #1f3d2b; color: #fff; }
input, select, textarea, button {
  padding: 0.45rem 0.6rem;
  margin: 0.2rem 0.2rem 0.2rem 0;
  border: 1px solid #ccc;
  border-radius: 6px;
}
button { cursor: pointer; background: #e8efe9; }
form { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 0.6rem;
}
.card h3 { margin: 0 0 0.4rem; font-size: 1rem; }
.muted { color: #666; font-size: 0.85rem; }
.error { color: #b42318; }
.tree { margin-left: 1rem; border-left: 2px solid #ddd; padding-left: 0.75rem; }
.status-blocked { color: #b42318; font-weight: 600; }
.pending { border-left: 4px solid #b42318; }