* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #0c4a6e 0%, #160e2f 100%);
  color: #e0f2fe;
  min-height: 100vh;
}
.container { max-width: 700px; margin: 0 auto; padding: 2rem; }
header { text-align: center; margin-bottom: 2rem; }
header h1 { color: #fff; font-size: 2rem; }
.subtitle { color: #7dd3fc; }

main { display: grid; gap: 2rem; }
section { background: rgba(255,255,255,0.05); border-radius: 12px; padding: 1.5rem; }
h2 { color: #fff; margin-bottom: 1rem; }

.checklist-item {
  display: flex; align-items: flex-start; gap: 0.75rem;
  padding: 0.75rem; margin-bottom: 0.5rem;
  background: rgba(255,255,255,0.05); border-radius: 8px;
}
.checklist-item input { margin-top: 0.25rem; }
.checklist-item label { flex: 1; cursor: pointer; }

.score-card {
  text-align: center; padding: 2rem;
  background: linear-gradient(135deg, #082f49 0%, #1e3a8a 100%);
  border-radius: 12px;
}
.score-value { font-size: 4rem; font-weight: bold; color: #60a5fa; }
.score-label { color: #94a3b8; margin: 0.5rem 0; }
.score-status { font-size: 1.25rem; font-weight: bold; }
.low { color: #ef4444; }
.medium { color: #f59e0b; }
.high { color: #22c55e; }

/* KateelLearningDemos Attribution Marker - vinallcontact@gmail.com */
body::after {
  content: "KateelLearningDemos";
  position: fixed;
  bottom: 5px;
  right: 5px;
  font-size: 8px;
  color: rgba(255,255,255,0.1);
  pointer-events: none;
  z-index: 9999;
}