/* Shared visuals styles for validation vs governance charts */
:root {
  --bg: #f8f9fa;
  --panel: #ffffff;
  --text: #2c3e50;
  --muted: #7f8c8d;
  --shadow: 0 6px 20px rgba(0,0,0,0.08);
  --rule: #111827;
  /* Governance (problem) */
  --gov-1: #b91c1c; /* deep red */
  --gov-2: #ef4444; /* red */
  --gov-3: #f59e0b; /* amber */
  /* Validation / solution */
  --val-1: #2c7be5; /* blue */
  --val-2: #2563eb; /* darker blue */
  --sol-1: #10b981; /* green */
  --sol-2: #059669; /* darker green */
  --gray-1: #e5e7eb;
}

* { box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; margin:0; background: var(--bg); }
.container { max-width: 1200px; margin: 24px auto; background: var(--panel); border-radius: 12px; padding: 24px; box-shadow: var(--shadow); }
h1 { margin: 0 0 12px 0; color: var(--text); font-size: 22px; }
.subtitle { color: var(--muted); margin: 0 0 16px 0; font-size: 14px; }
.caption { color: var(--muted); font-size: 12px; margin-top: 12px; }
.hr { height: 3px; background: #000; margin: 8px 0; }
.row { display: flex; gap: 20px; }
.col { flex: 1; }
.center { text-align: center; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge-red { background: rgba(239,68,68,0.12); color: #991b1b; border: 1px solid rgba(239,68,68,0.4); }
.badge-green { background: rgba(16,185,129,0.12); color: #065f46; border: 1px solid rgba(16,185,129,0.35); }
.check { color: var(--sol-2); font-weight: 800; }
.xmark { color: var(--gov-2); font-weight: 800; }
.progress { height: 12px; background: var(--gray-1); border-radius: 8px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--sol-1), var(--sol-2)); }
.progress.low > span { background: linear-gradient(90deg, var(--gov-2), var(--gov-3)); }
.figure { position: relative; }
.figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; }
.note { font-size: 12px; color: var(--muted); margin-top: 8px; }

/* Utility patterns for grayscale-friendly fills */
.pattern-diag {
  background-image: repeating-linear-gradient(45deg, rgba(0,0,0,0.08) 0 6px, rgba(0,0,0,0.02) 6px 12px);
}
.pattern-dots {
  background-image: radial-gradient(currentColor 1px, transparent 1px);
  background-size: 10px 10px;
}

@media print {
  .container { box-shadow: none; border: 1px solid #ccc; }
}