/* CertVault — custom styles */
* { box-sizing: border-box; }
body { -webkit-font-smoothing: antialiased; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* Card entrance animation */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.3s ease both; }

#qrCanvas { image-rendering: pixelated; }

/* Print (certificate detail) */
@media print {
  header, footer, .no-print { display: none !important; }
  body { background: white; }
}

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  backdrop-filter: blur(2px);
}
.modal-box {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}

/* Form inputs */
.form-input {
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: white;
}
.form-input:focus {
  border-color: #1d4789;
  box-shadow: 0 0 0 3px rgba(29,71,137,0.15);
}

/* Admin table */
.admin-table th {
  background: #f8fafc;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
}
.admin-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid #f1f5f9;
  font-size: 0.875rem;
  vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: #fafafa; }