src/css/navigation.module.css

/**
 * Navigation Styles Module
 *
 * Styles for the custom navbar including header, dropdown menus,
 * and scroll behavior. Ported from the original site's CSS.
 */

/* Header Container */
.hdr {
  border-bottom: 1px solid transparent;
  position: relative;
  height: 126px;
}

/* Remove border and background on homepage where hero extends behind header */
:global(.homepage) .hdr {
  background: none;
  border-bottom-color: transparent;
}

.hdrWrap {
  padding: 0 45px;
  height: 96px;
  align-items: center;
  position: relative;
  z-index: 120;
  display: flex;
}

/* Logo */
.hdrLogo {
  display: block;
  margin-right: auto;
  width: 115px;
}

.hdrLogoImg {
  display: block;
  width: 100%;
  height: auto;
}

.hdrLogoWhite {
  display: none;
}

/* Mobile Burger Menu Button */
.hdrBurger {
  display: none;
  width: 24px;
  height: 24px;
  border: none;
  flex-shrink: 0;
  flex-grow: 0;
  margin-right: 2rem;
  background: none;
  cursor: pointer;
}

.hdrBurger img {
  display: block;
  margin: 0 auto;
}

/* Download Button - inherits from .button global class */
.hdrButton {
  margin-left: auto;
  white-space: nowrap;
  padding: 0 25px;
}

/* White button for non-white (floating) header */
.hdr:not(.hdrWhite):not(.opened) .hdrButton {
  background: #fff;
  color: var(--ai-blue);
}

.hdr:not(.hdrWhite):not(.opened) .hdrButton:hover {
  background: var(--ai-grey-light);
}

/* Main Navigation Menu */
.hdrmenu {
  position: absolute;
  z-index: 10;
  top: 0;
  height: 100%;
  transform: translateX(-50%);
  left: 46%;
}

.hdrmenu > ul {
  display: flex;
  align-items: stretch;
  height: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hdrmenu li {
  padding: 0;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
}

.hdrmenu a {
  color: #000;
  font-size: 1.6rem;
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0 2rem;
  position: relative;
}

.hdrmenu a:hover {
  color: #000;
}

.hdrmenu a:hover::before {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: var(--ai-radius-xs);
  height: 3px;
  background: #fff;
}

/* Expanded Menu Item (with dropdown) */
.hdrmenuExpanded::after {
  margin-left: 6px;
  content: "";
  display: block;
  width: 12px;
  height: 9px;
  position: relative;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='9' viewBox='0 0 12 9' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 0L11.1962 9L0.803848 9L6 0Z' fill='%236E6E6E'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  transform: rotate(180deg);
  transition: transform 0.25s ease;
}

.hdrmenuExpanded:hover::after {
  filter: brightness(0);
}

.hdrmenuExpanded:global(.active)::after {
  transform: rotate(0);
}

.hdrmenuCurrent {
  font-weight: 700;
}

/* Expanded Menu Hover/Active Underline */
a.hdrmenuExpanded:hover::before,
a.hdrmenuExpanded:global(.active)::before {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: var(--ai-radius-xs);
  height: 3px;
  background: #fff;
}

/* Header Color Variations */
.hdrWhite .hdrmenu a:hover::before,
.hdr:global(.opened) .hdrmenu a:hover::before,
.hdrWhite .hdrmenu a:global(.active)::before,
.hdr:global(.opened) .hdrmenu a:global(.active)::before {
  background: var(--ai-dark);
}

.hdrBlue,
.hdrDark {
  background: #0067b9;
  border-bottom: none;
}

.hdrDark {
  background: #333;
}

.hdr:not(.hdrWhite):not(:global(.opened)) .hdrmenu a {
  color: #fff;
}

.hdr:not(.hdrWhite):not(:global(.opened)) .hdrmenu a:hover {
  color: #f2f2f2;
}

.hdr:not(.hdrWhite):not(:global(.opened)) .hdrButton {
  background: #fff;
  color: #0067b9;
}

.hdr:not(.hdrWhite):not(:global(.opened)) .hdrButton:hover {
  background: #e6f4ff;
}

.hdr:not(:global(.opened)):not(.hdrWhite) .hdrLogoBlack {
  display: none;
}

.hdr:not(:global(.opened)):not(.hdrWhite) .hdrLogoWhite {
  display: block;
}

.hdr:not(:global(.opened)):not(.hdrWhite) .hdrmenuExpanded::after {
  filter: brightness(0) invert(1);
}

.hdr:global(.opened) .hdrWrap {
  background: #fff;
}

/* Dropdown Menu Container */
.dropmenu {
  display: block;
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  background: #fff;
  z-index: 100;
  opacity: 1;
  height: 0;
  overflow: hidden;
  transition: height 0.2s ease;
}

/* Show dropdown container when header is opened */
.hdr:global(.opened) .dropmenu {
  opacity: 1;
}

/* Dropdown Background Overlay */
.dropmenuBack {
  position: fixed;
  pointer-events: none;
  z-index: 98;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #000;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.dropmenuBack:global(.active) {
  opacity: 0.4;
  pointer-events: auto;
}

/* Dropdown Panel */
.dropmenuPanel {
  box-shadow: inset 0 0 0 1px #e0e0e0;
  position: relative;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  overflow: hidden;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  display: none;
}

.dropmenuPanel:global(.active) {
  display: block;
  opacity: 1;
  height: auto;
  pointer-events: auto;
  transform: translateY(0px);
}

/* Grid Layouts */
.dropmenu1Grid,
.dropmenu2Grid,
.dropmenu3Grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: auto;
  gap: 0;
  padding-top: 0px;
  padding-bottom: 0px;
}

.dropmenu1Grid {
  grid-template-columns: 1.6fr 2fr 2fr 2fr;
}

.dropmenu1Buttonwrap {
  padding-top: 5rem;
}

/* Featured Red Button */
.dropmenuRedbutton {
  margin-bottom: 11px;
  height: 60px;
  padding: 0 30px;
  width: 100%;
  max-width: 240px;
  display: inline-flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  background: var(--ai-primary-lightest);
  border-radius: 1rem;
  white-space: nowrap;
  color: #000;
  transition: background 0.3s ease;
}

.dropmenuRedbutton img {
  flex-shrink: 0;
  margin-right: 5px;
}

.dropmenuRedbutton span {
  display: block;
  position: relative;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
}

.dropmenuRedbutton span::after {
  content: "";
  display: block;
  margin-left: 9px;
  width: 14px;
  height: 13px;
  background: url(/img/menu/icon-arrow.svg) no-repeat;
  background-size: contain;
  transition: transform 0.3s ease;
}

.dropmenuRedbutton:hover {
  text-decoration: none;
  color: #fff;
  background: var(--ai-red);
}

.dropmenuRedbutton:hover img {
  filter: brightness(0) invert(1);
}

.dropmenuRedbutton:hover span::after {
  filter: brightness(0) invert(1);
  transform: translateX(3px);
}

.dropmenuRedbutton.blog {
  justify-content: flex-start;
}

.dropmenuRedbutton.blog img {
  flex: 0 auto;
}

.dropmenuRedbutton.blog span {
  flex: 1 auto;
  justify-content: space-between;
}

/* Dropdown Box */
.dropmenuBox {
  position: relative;
  min-height: 210px;
  padding-top: 4.7rem;
  padding-left: 18px;
  padding-right: 18px;
  width: 100%;
  padding-bottom: 15px;
}

.dropmenuBox::after {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--ai-border-medium);
}

.dropmenuBox:first-child::after,
.dropmenuBox.noBorder::after {
  display: none;
}

.dropmenuBox.blog {
  padding-top: 20px;
}

.dropmenuBoxButtonin {
  padding-top: 20px;
}

.dropmenuBoxButtonin::after {
  display: none;
}

/* Dropdown Menu Items */
.dropmenuMenu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.dropmenuIconitem {
  display: inline-flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 20px 10px 15px;
  border-radius: 1rem;
  color: #000 !important;
  text-decoration: none;
  transition: background 0.2s ease;
}

.dropmenuIconitem img {
  display: block;
  max-width: 20px;
  max-height: 20px;
  object-fit: contain;
}

.dropmenuIconitem span {
  display: block;
  padding-left: 10px;
  white-space: nowrap;
}

.dropmenuIconitem:hover {
  text-decoration: none;
  background: var(--ai-blue-lighter);
  color: #000;
}

/* Section Titles */
.dropmenuBox .capstext {
  color: var(--ai-gray-300);
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  font-size: 12px;
  line-height: 18px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 600;
}

.dropmenuCapslink {
  text-decoration: underline;
  color: var(--ai-gray-300);
}

/* Panel More Link */
.panelmorelinkwrap {
  text-align: center;
  padding-top: 5px;
  padding-bottom: 15px;
}

.panelmorelinkwrapEnd .panellink {
  width: 50%;
  display: block;
  margin-left: auto;
}

.panellink {
  color: #000;
  display: inline-block;
  padding: 10px 20px;
  text-decoration: underline;
  font-size: 1.4rem;
}

.panellink:hover {
  color: #000;
  text-decoration: underline;
}

/* Floating Header (on scroll) */
.hdrfloat {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background-color: #fff;
  transition: margin-top 0.2s linear;
  pointer-events: none;
  margin-top: -75px;
}

/* Hide floating header dropdown when not scrolled */
.hdrfloat .dropmenu {
  display: none;
}

:global(.hdr-active) .hdrfloat .dropmenu {
  display: block;
}

/* Hide base header dropdown when scrolled */
:global(.hdr-active) .hdr:not(.hdrfloat) .dropmenu {
  display: none;
}

:global(.hdr-active) .hdrfloat {
  margin-top: 0;
  pointer-events: auto;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

@media (min-width: 992px) {
  .hdrfloat .hdrWrap {
    height: 75px;
  }

  .hdrfloat .hdrButton {
    height: 45px;
  }
}

/* Responsive Styles */
@media (max-width: 1199px) {
  .hdrBurger {
    display: block;
  }

  .hdrBlue .hdrBurger img,
  .hdrDark .hdrBurger img {
    filter: invert(1);
  }

  .hdrmenu {
    display: none;
  }

  .dropmenu {
    display: none;
  }

  /* Hide floating header on mobile - only use base header */
  .hdrfloat {
    display: none;
  }
}

@media (max-width: 768px) {

  .hdrWrap {
    height: 80px;
    padding: 0 20px;
  }

  .hdrButton {
    display: none;
  }

  .hdrLogo {
    width: 90px;
  }

  /* Make header transparent on mobile homepage to show hero gradient */
  :global(.homepage) .hdr {
    background: none;
    border-bottom-color: transparent;
  }
}