.operation-running { overflow: hidden; }
.operation-loader { padding: 0; border: 0; border-radius: 18px; color: var(--text); background: var(--surface); width: min(360px, calc(100vw - 36px)); box-shadow: 0 24px 90px #161d4540; }
.operation-loader::backdrop { background: #18223b70; }
.operation-card { display: grid; justify-items: center; gap: 16px; text-align: center; padding: 34px 24px; outline: none; }
.operation-card p { margin: 0; font-size: 15px; font-weight: 650; }
.operation-card small { color: var(--muted); font-size: 12px; }
.operation-spinner { width: 36px; height: 36px; border: 3px solid var(--accent-soft); border-top-color: var(--accent); border-radius: 50%; animation: operation-spin .8s linear infinite; }
@keyframes operation-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .operation-spinner { animation: none; border-right-color: var(--accent); } }