Mastering the Sticky Header: From Layout Hacks to CSS Zen We have all been there. You are halfway through a deep-dive technical article, and you suddenly want to jump to the search bar or the main navigation. But wait—the header is gone, buried five scrolls up at the top of the page. From a UX perspective, it is a disaster. A sticky header is the bridge that keeps your users connected to your site's navigation, no matter how deep they dive into your content. In this chat, we are going to build a sticky header that doesn't just "stay there" but feels professional, smooth, and modern. Grab your coffee, and let's dive into the code. How We Suffered Before (The Dark Ages of Fixed Positioning) If you have been in the game long enough, you remember the "old way." We used position: fixed . It worked, but it was like bringing a sledgehammer to a fly fight. The moment you set an element to fixed, it was ripped out of the document flow.…