:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --muted: #64748b;
  --text: #1e293b;
  --line: #e2e8f0;
  --good: #059669;
  --warning: #d97706;
  --bad: #dc2626;
  --info: #2563eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #f1f5f9, var(--bg));
  color: var(--text);
}
.container {
  max-width: 1050px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}
.hero { margin-bottom: 20px; }
.hero h1 { margin: 0 0 8px; font-size: 2rem; }
.hero p, .muted { color: var(--muted); }
.card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.form-card label { display: block; margin-bottom: 8px; font-weight: 600; }
input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: var(--text);
  margin-bottom: 14px;
}
.check-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.check-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  background: #f8fafc;
}
.check-item small { display: block; color: var(--muted); margin-top: 4px; }
button {
  background: #2563eb;
  color: white;
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.badge {
  padding: 6px 10px;
  border-radius: 999px;
  background: #3b82f6;
  font-size: 0.9rem;
}
.badge.healthy { background: #10b981; }
.badge.moderate { background: #f59e0b; }
.badge.poor { background: #ef4444; }
.subcard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.subcard {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 14px;
}
.finding-list { display: grid; gap: 12px; }
.finding {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,0.08);
}
.finding-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.finding.good { background: rgba(5,150,105,0.1); }
.finding.warning { background: rgba(217,119,6,0.1); }
.finding.bad { background: rgba(220,38,38,0.1); }
.finding.info { background: rgba(37,99,235,0.1); }
.alert.error {
  margin-top: 14px;
  background: rgba(220,38,38,0.1);
  border: 1px solid rgba(220,38,38,0.3);
  padding: 12px;
  border-radius: 12px;
}

.badge.degrading { background: #f59e0b; }
.badge.limit-reached { background: #ef4444; }