/* Base style (desktop / large screens) */
.custom-nav {
  line-height: 2em;
  border-top: solid 3px #fff;
  border-bottom: solid 3px #fff;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  font-family: "Open Sans Condensed", sans-serif;
  font-size: 1rem; /* base font size for large screens */
}

/* Hover effect: subtle lift + underline animation */
.custom-nav .nav-link:hover,
.custom-nav .nav-link:focus {
  color: #ffffff;
  transform: translateY(-2px);
  text-decoration: none;
}

/* Animated underline using pseudo-element */
.custom-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, #1f6feb, #4cc0ff);
  transform: scaleX(0);
  transform-origin: center;
  opacity: 0;
  visibility: hidden;
  border-radius: 2px;
}

/* Hover / focus: show and animate smoothly */
.custom-nav .nav-link:hover::after,
.custom-nav .nav-link:focus::after {
  transform: scaleX(1);
  opacity: 1;
  visibility: visible;
  transition: transform 0.25s cubic-bezier(0.45, 0, 0.15, 1),
    opacity 0.2s ease-in-out;
}

/* Disable underline + lift effect for collapsed mobile nav */
@media (max-width: 767.98px) {
  .custom-nav .nav-link::after {
    display: none !important;
  }

  .custom-nav .nav-link:hover,
  .custom-nav .nav-link:focus {
    transform: none !important; /* prevent upward lift */
  }
}

/* Tablet (≤992px) — slightly smaller font, tighter spacing */
@media (max-width: 992px) {
  .custom-nav {
    line-height: 1.8em;
    font-size: 0.95rem;
  }
}

/* Mobile (≤768px) — smaller font and less letter spacing */
@media (max-width: 768px) {
  .custom-nav {
    line-height: 1.6em;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
  }
}

/* Extra small phones (≤480px) — compact, readable text */
@media (max-width: 480px) {
  .custom-nav {
    line-height: 1.4em;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
  }
}

/* Section Progress Bar Styles */
.site-scroll-progress {
  position: fixed;
  left: 0;
  right: 0;
  height: 6px; /* thickness */
  background: transparent;
  z-index: 1045; /* below nav (nav ~ 1030-1040 in some themes) but above page */
  pointer-events: none;
  transition: top 160ms ease;
}

.site-scroll-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #1f6feb, #4cc0ff);
  box-shadow: 0 2px 8px rgba(31, 111, 235, 0.12);
  will-change: width;
  transition: width 120ms linear;
}

/* show only on non-collapsed (md and up) */
@media (max-width: 767.98px) {
  .site-scroll-progress {
    display: none !important;
  }
}