.app-loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(3px);
}

.app-loading-overlay[hidden] {
    display: none !important;
}

.app-loading-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    min-width: min(18rem, 90vw);
    padding: 1.5rem 2rem;
    text-align: center;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 0.75rem;
    box-shadow: 0 0.75rem 2rem rgba(15, 23, 42, 0.16);
}

.app-loading-message {
    margin: 0;
    font-weight: 600;
    color: #212529;
}

html.app-is-loading,
html.app-is-loading body {
    cursor: wait;
}

html.app-is-loading .app-loading-overlay {
    cursor: wait;
}

[data-bs-theme="dark"] .app-loading-overlay,
html[data-bs-theme="dark"] .app-loading-overlay {
    background: rgba(15, 23, 42, 0.82);
}

[data-bs-theme="dark"] .app-loading-panel,
html[data-bs-theme="dark"] .app-loading-panel {
    background: #1e293b;
    border-color: rgba(255, 255, 255, 0.08);
}

[data-bs-theme="dark"] .app-loading-message,
html[data-bs-theme="dark"] .app-loading-message {
    color: #f8fafc;
}

@media (prefers-reduced-motion: reduce) {
    .app-loading-overlay .spinner-border {
        animation-duration: 1.5s;
    }
}