#app { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; }


.demo-boot { flex: 1 1 auto; padding: var(--content-pad); background: var(--app-canvas); }
body.ds-mobile .demo-boot { padding: 16px; }


.demo-nofile .ds-modal-header strong { font-size: 15px; color: var(--ds-ink); }
.demo-nofile-text { margin: 0; line-height: 1.5; color: var(--ds-ink); }
.demo-nofile-ok { font: inherit; padding: 7px 16px; border: 0; border-radius: 6px; cursor: pointer;
    background: var(--ds-accent); color: var(--on-accent); }
.demo-nofile-ok:focus-visible { outline: 2px solid var(--ds-accent); outline-offset: 2px; }