.applet {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 32px;
    align-items: start;
    scroll-margin-top: 16px;
}
.applet + .applet { margin-top: 32px; padding-top: 32px; box-shadow: inset 0 1px var(--line); }
.applet-copy { min-width: 0; }
.applet-heading { margin-bottom: 20px; }
.applet-heading h3 { font-size: 1.25rem; font-weight: 500; line-height: 1.5; }
.applet-heading p { max-width: 65ch; margin-top: 6px; color: var(--muted); font-size: .9rem; }
.applet-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.applet-controls { display: grid; gap: 16px; align-content: start; min-width: 0; }
.applet-control { display: grid; gap: 6px; min-width: 0; }
.applet-toolbar .applet-control { width: min(260px, 100%); }
.applet label, .applet summary { font-size: .85rem; }
.applet label { color: var(--muted-strong); }
.applet output { color: var(--text); }
.applet-stage { min-width: 0; box-shadow: 0 0 0 1px var(--line-strong); background: #f5f5dc; }
.applet canvas { display: block; width: 100%; height: auto; aspect-ratio: 1; border-radius: 0; }
.applet canvas:focus-visible { outline: 2px solid var(--muted-strong); outline-offset: 4px; }
.applet--graph canvas { touch-action: none; }
.applet button {
    min-height: 40px;
    padding: 8px 12px;
    background: var(--bg-elevated);
    color: var(--text);
    box-shadow: inset 0 0 0 1px var(--line);
    cursor: pointer;
    font: 400 .85rem/1.5 var(--font-body);
}
.applet button:hover { text-decoration: underline; text-underline-offset: 4px; }
.applet button[aria-pressed="true"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; }
.applet-mode-group { display: flex; flex-wrap: wrap; gap: 8px; }
.applet-mode-group button { flex: 1 1 auto; }
.applet input[type="range"] { width: 100%; min-width: 0; height: 28px; }
.applet textarea {
    width: 100%;
    min-width: 0;
    resize: vertical;
    padding: 8px;
    font: 400 .9rem/1.6 var(--font-body);
    color: var(--text);
    background: var(--bg-elevated);
    box-shadow: inset 0 0 0 1px var(--line-strong);
}
.applet-settings summary { cursor: pointer; padding: 8px 0; }
.applet-settings summary:hover { text-decoration: underline; text-underline-offset: 4px; }
.applet-settings[open] summary { margin-bottom: 12px; }
.applet-settings > .applet-controls { gap: 14px; }
/* Announce graph edits without adding a visible status caption. */
.applet-status {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}
.applet input[type="checkbox"] { margin-right: 6px; }
.applet-noscript { margin-top: 16px; }
html:not(.js-enabled) .applet { display: block; }
html:not(.js-enabled) .applet-controls,
html:not(.js-enabled) .applet-stage,
html:not(.js-enabled) .applet-toolbar { display: none; }
@media (max-width: 1000px) {
    .applet { grid-template-columns: 1fr; gap: 20px; }
    .applet-stage { width: min(360px, 100%); }
    .applet-controls { gap: 12px; }
}