body {
  font-family: system-ui, sans-serif;
  margin: 0;
  background: #f5f7f9;
  color: #222;
}

p {
  line-height: 1.7;
  font-size: 18px;
  font-family: sans-serif;
  letter-spacing: .1px;
}

main {
  max-width: 850px;    /* controls how narrow the content stays */
  margin: 0 auto;      /* centers the content */
  padding: 1rem 1.25rem;
}

header {
  max-width: 850px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

.score-panel {
  border: 1px solid #ccc;
  border-radius: 8px;
  margin-bottom: 1rem;
  background: white;
  overflow: hidden;
}

.score-header {
  padding: 1rem 1.25rem;
  font-size: 1.2rem;
  font-weight: 600;
  background: #f2f4f6;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.score-header:hover {
  background: #e9ecef;
}

.score-content {
  padding: 1rem 1.25rem;
  display: none; /* collapsed by default */
}

.metric-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  margin: 0.25rem 0;
}

.metric-label {
  font-weight: 600;
  color: #555;
}

.score-notes {
  margin-top: 0.75rem;
  white-space: pre-wrap;
  font-size: 0.95rem;
  color: #333;
}

.arrow {
  font-size: 1.2rem;
}

footer {
  text-align: center;
  padding: 1.5rem;
  color: #666;
  font-size: 0.9rem;
}