:root{
  --violet-50:#f5f3ff;
  --violet-100:#ede9fe;
  --violet-200:#ddd6fe;
  --violet-300:#c4b5fd;
  --violet-400:#a78bfa;
  --violet-500:#8b5cf6;
  --violet-600:#7c3aed;
  --violet-700:#6d28d9;
  --violet-800:#5b21b6;
  --violet-900:#4c1d95;
}
.npv-card{background:var(--violet-50);border:1px solid var(--violet-200);border-radius:16px;padding:16px;box-shadow:0 4px 18px rgba(76,29,149,.08);max-width:820px}
.npv-title{margin:0 0 12px;font-size:1.25rem;color:var(--violet-900)}
.npv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.npv-field label{display:block;font-weight:600;margin-bottom:6px;color:var(--violet-800)}
.npv-field input{width:100%;padding:10px 12px;border:1px solid var(--violet-300);border-radius:10px;background:#fff;outline:none}
.npv-field small{display:block;color:var(--violet-600);margin-top:6px}
.npv-actions{display:flex;gap:10px;margin-top:12px}
.npv-btn{background:var(--violet-700);color:#fff;border:0;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600}
.npv-btn:hover{background:var(--violet-800)}
.npv-btn.npv-ghost{background:transparent;border:1px solid var(--violet-400);color:var(--violet-800)}
.npv-results{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;margin-top:14px}
.npv-pill{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border:1px dashed var(--violet-300);border-radius:12px;background:#fff;color:var(--violet-900)}
.npv-out{margin-top:10px;font-size:1.25rem;font-weight:700;color:var(--violet-900)}