Anchor & highlight
Click a link. The browser scrolls to the widget and :target highlights it —
no JavaScript, works in every SPA mode.
Morning clock
First stop. Jump here and the panel lights up.
<widget-clock anchor="morning"> → id="anchor-morning"
Noon clock
The middle of the page — scrolled into view on demand.
<widget-clock anchor="noon"> → id="anchor-noon"
Evening clock
Far down the page. One link brings you straight here.
<widget-clock anchor="evening"> → id="anchor-evening"