/* Layout-specific styling hooks (data-layout=...) */

[data-ui="app-shell"] {
    height: 100vh;
    display: grid;
    gap: var(--app-gap);
    padding: var(--app-padding);
    box-sizing: border-box;
    grid-template-areas: "left main right";
    grid-template-columns: minmax(var(--panel-min), var(--panel-max)) 1fr minmax(var(--panel-min), var(--panel-max));
}

[data-ui="pane"][data-slot="left"] { grid-area: left; }
[data-ui="pane"][data-slot="main"] { grid-area: main; }
[data-ui="pane"][data-slot="right"] { grid-area: right; }

[data-layout="slides"] [data-ui="app-shell"] {
    grid-template-areas: "left main";
    grid-template-columns: minmax(var(--panel-min), var(--panel-max)) 1fr;
}

@media (max-width: 980px) {
    [data-ui="app-shell"] {
        grid-template-areas: "main" "left" "right";
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    [data-layout="slides"] [data-ui="app-shell"] {
        grid-template-areas: "main" "left";
        grid-template-columns: 1fr;
    }

    [data-ui="pane"] {
        padding-right: 0;
    }
}