/* Performance-first UI: remove expensive visual effects from interface only */
:root {
    --glass-blur: none;
}

.panel,
.toolbar,
.group,
.dropdown,
.menu,
.context-menu,
.modal,
.dialog,
.btn,
button,
input,
select,
textarea,
.icon-btn,
.tool-btn,
.subtool-btn {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    box-shadow: none !important;
    filter: none !important;
    transition: none !important;
    animation: none !important;
}

/* Stricter lightweight pass: strip remaining glow/shadows from UI descendants */
.header, .header *,
.panel, .panel *,
.timeline-panel, .timeline-panel *,
.toolbar, .toolbar *,
.menu, .menu *,
.context-menu, .context-menu *,
.modal, .modal *,
.dialog, .dialog *,
[class*="panel"], [class*="panel"] *,
[class*="menu"], [class*="menu"] *,
[class*="toolbar"], [class*="toolbar"] * {
    box-shadow: none !important;
    text-shadow: none !important;
    filter: none !important;
}