/* Page width & header spacing */
.nv-single-page-wrap {
    padding: 0px !important;
}

/* Fixed header */
header.header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    z-index: 9999 !important;
}

/* Push content down so header doesn't overlap */
body {
    padding-top: 90px !important;
}

/* Prevent header overlap when scrolling to anchors */
[id^="topic-"],
#intro {
    scroll-margin-top: 80px;
}

/* Base typography (GRASP engine) */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  color: #222;
  background: #fff;
  margin: 0;
  padding: 0;
}