:root {
  color-scheme: light dark;
  --border: #8884;
}

body {
  font-family: system-ui, sans-serif;
  margin: 2rem;
  max-width: 1400px;
}

header h1 {
  margin-bottom: 0.25rem;
}

#generated-at {
  color: #888;
  margin-top: 0;
}

#controls {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 1.5rem 0;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.control-group h2 {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #888;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.control-group label[hidden] {
  display: none;
}

#panels {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 900px) {
  #panels {
    grid-template-columns: 1fr;
  }
}

.panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

#metric-glossary {
  margin: 0 0 1.5rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

#metric-glossary summary {
  cursor: pointer;
  font-weight: 600;
}

#metric-glossary ul {
  margin: 0.5rem 0;
  padding-left: 1.25rem;
  font-size: 0.9rem;
}

#metric-glossary li {
  margin-bottom: 0.3rem;
}

#metric-glossary table {
  margin-top: 0.5rem;
}

#metric-glossary td, #metric-glossary th {
  font-size: 0.85rem;
  vertical-align: top;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-header h2 {
  margin: 0;
}

.role-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.role-column h3 {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  color: #888;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th, td {
  border-bottom: 1px solid var(--border);
  padding: 0.3rem 0.4rem;
  text-align: left;
  font-size: 0.8rem;
}

th {
  color: #888;
  font-weight: 600;
}

.grade-badge {
  display: inline-block;
  min-width: 1.4rem;
  padding: 0.05rem 0.4rem;
  border-radius: 4px;
  text-align: center;
  font-weight: 700;
  color: #1a1a1a;
}

.grade-S { background: #22c55e; }
.grade-A { background: #84cc16; }
.grade-B { background: #38bdf8; }
.grade-C { background: #c4b5fd; }
.grade-D { background: #fb923c; }
.grade-F { background: #ef4444; color: #fff; }