MediaWiki:Navbar.css

/* =========================================
   1. Base Navigation Containers
   ========================================= */

/* Main Navigation Wrapper */
#mw-navigation {
    z-index: 999;
    background-color: #FCFCFA !important;
    padding: 0.5rem 2rem !important;
}

/* Specific link styling within the right nav */
#mw-navigation .navbar-nav.right .nav-item:nth-of-type(2) > .nav-link {
    font-weight: 600;
}

/* Mobile adjustment for Main Navigation */
@media (max-width: 799px) {
    #mw-navigation {
        z-index: 999;
        background-color: #FCFCFA !important;
        padding: 0.5rem 0.5rem !important;
    }
}


/* =========================================
   2. Top Tier Navbar (.navbar-top)
   ========================================= */

/* Container styling */
.navbar-top {
    background-color: #FCFCFA !important;
    border-bottom: 1px solid #e5e7eb;
    padding: 0.5rem 2rem;
    z-index: 1000;
}

/* Brand/Logo */
.navbar-top .navbar-brand {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 400;
    color: #000000;
}

/* Alignment */
.navbar-top .navbar-collapse {
    align-items: end !important;
}

/* Specific nested link weight adjustment */
#mv-navigation > .navbar-collapse > .navbar-nav > div:nth-child(2) > a {
    font-weight: 800 !important;
}

/* Link Interactions */
.navbar-top .nav-link {
    color: black !important;
    padding: 0.5rem 1rem;
    text-decoration: none;
}

.navbar-top .nav-link:hover {
    color: black !important;
    font-weight: 600 !important;
}

.navbar-top .nav-link:active {
    color: black !important;
    background: transparent !important;
    font-weight: 600 !important;
}

/* Mobile adjustment for Top Navbar */
@media (max-width: 799px) {
    .navbar-top {
        padding: 0.5rem 0.5rem;
    }
}


/* =========================================
   3. Second Tier Navbar (MediaWiki Main)
   ========================================= */

/* Sticky positioning and borders */
.sticky-top:not(.navbar-top) {
    background-color: #FCFCFA !important;
    border-bottom: 1px solid #e5e7eb;
    top: 0;
    z-index: 998;
}

.p-navbar {
    background-color: #FCFCFA !important;
}

.p-navbar.scrolled {
    border-bottom: 1px solid #e5e7eb;
}

/* Link Interactions */
.p-navbar .nav-link {
    color: black !important;
}

.p-navbar .nav-link:hover {
    color: black !important;
    font-weight: 600 !important;
}

.p-navbar .nav-link:active {
    color: black !important;
    background: transparent !important;
    font-weight: 600 !important;
}

/* Custom Large Screen Breakpoint (Only for second tier) */
@media (min-width: 1350px) {
    .sticky-top:not(.navbar-top).navbar-expand-custom {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: flex-start;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom .navbar-nav {
        flex-direction: row;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom .dropdown-menu {
        position: absolute;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom .nav-link {
        padding-right: .5rem;
        padding-left: .5rem;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom > .container {
        flex-wrap: nowrap;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
    }
    .sticky-top:not(.navbar-top).navbar-expand-custom .navbar-toggler {
        display: none;
    }
}


/* =========================================
   4. Shared Components & Layouts
   ========================================= */

/* Toggler Styling (Shared) */
.p-navbar .navbar-toggler,
.navbar-top .navbar-toggler {
    color: rgb(0, 0, 0) !important;
    border-color: rgba(0, 0, 0, 0.5) !important;
}

/* Container Padding (Shared) */
.navbar-top .container,
.navbar-horizontal .container {
    padding-left: 2rem;
    padding-right: 2rem;
}

/* Mobile adjustment for Container Padding */
@media (max-width: 799px) {
    .navbar-top .container,
    .navbar-horizontal .container {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
}

/* Keep top tier sticky, and animate show/hide */
.js-navbar-top {
  position: sticky;
  top: 0;
  z-index: 1031; /* above typical content, near Bootstrap navbar */
  will-change: transform;
  transition: none !important;
}

/* Default state: hide top tier */
body.nav-updown-hide-top .js-navbar-top {
  transform: translateY(-100%);
}

/* Second tier should stick below the top tier when top tier is visible */
.js-navbar-main {
  position: sticky;          /* Bootstrap sticky-top does this, but keep explicit */
  top: var(--topbar-h, 0px); /* dynamic offset */
  z-index: 1030;
}

/* When top tier is hidden, second tier sticks at top */
body.nav-updown-hide-top {
  --topbar-h: 0px;
}

/* When top tier is shown, second tier is pushed down by its height */
body.nav-updown-show-top {
  /* --topbar-h is set by JS to exact px height */
}

/* Top tier */
.js-navbar-top {
  position: sticky;
  top: 0;
  z-index: 1031;
  will-change: transform;
  transition: transform 180ms ease;
}

body.nav-updown-hide-top .js-navbar-top {
  transform: translateY(-100%);
}

/* Second tier: must be pushed down when top tier is shown */
.sticky-top.js-navbar-main {
  top: var(--topbar-h, 0px) !important;
  z-index: 1030;
}