:root {
  --nv-radius: 14px;
  --nv-border: #e9eef5;
  --nv-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
}

.nv-card {
  position: relative;
  border-radius: var(--nv-radius);
  border: 1px solid var(--nv-border);
  box-shadow: var(--nv-shadow);
  padding: 12px;
  background: var(--surface);
  transition: var(--transition);
  overflow: hidden;
}

.nv-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.nv-accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--surface-3);
}

.nv-body {
  padding-left: 8px;
}

.nv-icon-sm {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(15, 118, 110, 0.08);
  color: var(--primary-700);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex: 0 0 auto;
}

.nv-title {
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.2;
}

.nv-meta {
  font-size: 12px;
  color: #6b7280;
}

.nv-timer {
  font-size: 11px;
  color: #94a3b8;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.nv-label {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: #94a3b8;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.nv-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.btn-xs {
  font-size: 0.7rem;
  padding: 0.22rem 0.45rem;
  border-radius: 8px;
}

.nv-code-badge {
  background: rgba(15, 118, 110, 0.08);
  border-radius: 999px;
  padding: 3px 8px;
  font-weight: 600;
  font-size: 0.75rem;
}

.nv-badge {
  font-size: 11px;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  font-weight: 700;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.nv-badge-muted {
  background: rgba(148, 163, 184, 0.15);
  color: #334155;
  border-color: rgba(148, 163, 184, 0.4);
}

.nv-badge-success {
  background: rgba(22, 163, 74, 0.12);
  color: var(--success);
  border-color: rgba(22, 163, 74, 0.4);
}

.nv-badge-primary {
  background: rgba(14, 165, 233, 0.12);
  color: var(--info);
  border-color: rgba(14, 165, 233, 0.4);
}

.nv-badge-danger {
  background: rgba(220, 38, 38, 0.12);
  color: var(--danger);
  border-color: rgba(220, 38, 38, 0.4);
}

.nv-badge-warning {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.4);
}

.nv-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.28rem 0.55rem;
}

.nv-actions .btn i {
  font-size: 0.95rem;
}

.nv-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(148, 163, 184, 0.4);
  border-top-color: var(--primary);
  border-radius: 50%;
  display: inline-block;
  animation: nv-spin 0.8s linear infinite;
}

.nv-empty {
  border-radius: var(--nv-radius);
  border: 1px dashed var(--border);
  padding: 32px;
  text-align: center;
  background: var(--surface);
}

.nv-empty-icon {
  width: 120px;
  margin: 0 auto 16px;
}

.sk {
  position: relative;
  overflow: hidden;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.06), rgba(15, 23, 42, 0.12), rgba(15, 23, 42, 0.06));
  background-size: 200% 100%;
  animation: sk-shimmer 1.2s ease-in-out infinite;
  border-radius: 12px;
}

.sk-card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--nv-radius);
  background: var(--surface);
  margin-bottom: 16px;
}

.sk-line {
  height: 12px;
}

.sk-chip {
  height: 24px;
  width: 90px;
}

.sk-btn {
  height: 30px;
  width: 120px;
  border-radius: 999px;
}

.nv-card.is-awaiting .nv-accent {
  background: #94a3b8;
}

.nv-card.is-received .nv-accent {
  background: var(--success);
}

.nv-card.is-used .nv-accent {
  background: var(--info);
}

.nv-card.is-canceled .nv-accent,
.nv-card.is-failed .nv-accent {
  background: var(--danger);
}

.nv-card.is-expired .nv-accent {
  background: var(--warning);
}

.nv-card .dropdown-menu {
  font-size: 0.85rem;
}

.nv-sms {
  line-height: 1.2;
}

.nv-final {
  white-space: nowrap;
}

@keyframes sk-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes nv-spin {
  to { transform: rotate(360deg); }
}