/* Explore dropdown (desktop hover + keyboard; mobile in drawer) */

.nav-addons-wrap {
  position: relative;
  z-index: 12;
}

/* Trigger layout + decorative glyphs */
.nav-addons-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink2, #2a3f5f);
  background: none;
  border: none;
  padding: 7px 11px;
  border-radius: 999px;
  cursor: pointer;
  position: relative;
  line-height: 1.25;
  white-space: nowrap;
  transition:
    color 0.22s ease,
    transform 0.22s ease,
    background 0.22s ease;
}

.nav-trigger-label {
  position: relative;
  z-index: 1;
}

.nav-trigger-glyph {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  flex-shrink: 0;
  opacity: 0.85;
  position: relative;
  z-index: 1;
}

.nav-trigger-glyph--grid {
  background: linear-gradient(135deg, #1d4ed8, #60a5fa);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  mask:
    linear-gradient(#000 0 0) center/4px 4px,
    linear-gradient(#000 0 0) left top/4px 4px,
    linear-gradient(#000 0 0) right top/4px 4px,
    linear-gradient(#000 0 0) left bottom/4px 4px,
    linear-gradient(#000 0 0) right bottom/4px 4px;
  mask-repeat: no-repeat;
  -webkit-mask:
    linear-gradient(#000 0 0) center/4px 4px,
    linear-gradient(#000 0 0) left top/4px 4px,
    linear-gradient(#000 0 0) right top/4px 4px,
    linear-gradient(#000 0 0) left bottom/4px 4px,
    linear-gradient(#000 0 0) right bottom/4px 4px;
  -webkit-mask-repeat: no-repeat;
}

.nav-trigger-glyph--spark {
  background: radial-gradient(circle at 30% 30%, #fde68a, #d97706);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(217, 119, 6, 0.45);
}

.nav-addons-trigger--mega:hover .nav-trigger-glyph--grid,
.nav-addons-wrap.is-open .nav-trigger-glyph--grid {
  transform: rotate(8deg) scale(1.06);
  transition: transform 0.25s ease;
}

.nav-addons-trigger--explore:hover .nav-trigger-glyph--spark,
.nav-addons-wrap.is-open .nav-trigger-glyph--spark {
  animation: nxNavSparkPulse 1.2s ease-in-out infinite;
}

@keyframes nxNavSparkPulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 10px rgba(217, 119, 6, 0.45);
  }
  50% {
    transform: scale(1.12);
    box-shadow: 0 0 16px rgba(251, 191, 36, 0.65);
  }
}

.nav-addons-trigger::after {
  display: none;
}

.nav-addons-trigger:hover,
.nav-addons-wrap.is-open .nav-addons-trigger {
  color: var(--blue, #1d4ed8);
  transform: translateY(-1px);
  background: rgba(219, 234, 254, 0.55);
}

.nav-addons-trigger.active {
  color: var(--blue, #1d4ed8);
}

.nav-addons-caret {
  font-size: 0.65rem;
  opacity: 0.7;
  transition: transform 0.2s ease;
  pointer-events: none;
}

.nav-addons-wrap.is-open .nav-addons-caret {
  transform: rotate(180deg);
}

/* Desktop only: invisible bridge so the pointer can reach the panel */
@media (min-width: 1025px) {
  .nav-addons-wrap::after {
    content: "";
    position: absolute;
    left: -8px;
    right: -8px;
    top: 100%;
    height: 18px;
    z-index: 48;
    pointer-events: auto;
  }
}

/* Courses mega-menu: stacked section headings + horizontal vendor chips */
.nav-courses-panel {
  min-width: min(92vw, 520px);
  max-width: min(560px, calc(100% - 24px));
}

@media (min-width: 1025px) {
  .nav-courses-wrap .nav-courses-panel {
    left: 0;
    right: auto;
  }
}

.nav-courses-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.nav-courses-section + .nav-courses-section {
  padding-top: 12px;
  border-top: 1px solid var(--line, #d7e6fb);
}

.nav-courses-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.nav-courses-section-title {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink4, #7e97b8);
  margin: 0;
}

.nav-courses-section-link {
  flex-shrink: 0;
  font-size: 0.68rem !important;
  font-weight: 700 !important;
  color: var(--blue, #1d4ed8) !important;
  padding: 4px 8px !important;
  border-radius: 6px;
  white-space: nowrap;
}

.nav-courses-section-link:hover {
  background: rgba(219, 234, 254, 0.45);
}

.nav-courses-vendors {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.nav-courses-vendor {
  display: inline-flex !important;
  align-items: center;
  gap: 5px;
  padding: 6px 11px !important;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(215, 230, 251, 0.95);
  font-size: 0.74rem !important;
  font-weight: 600 !important;
  color: var(--ink2, #2a3f5f) !important;
  white-space: nowrap;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease;
}

.nav-courses-vendor:hover,
.nav-courses-vendor.active {
  color: var(--blue, #1d4ed8) !important;
  background: rgba(219, 234, 254, 0.65) !important;
  border-color: rgba(96, 165, 250, 0.55) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.14) !important;
}

.nav-courses-vendor .nav-courses-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.15rem;
  height: 1.15rem;
  padding: 0 4px;
  margin-left: 0;
  border-radius: 100px;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0;
  color: var(--blue, #1d4ed8);
  background: rgba(219, 234, 254, 0.85);
}

.nav-courses-count {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink4, #7e97b8);
  white-space: nowrap;
}

.nav-addons-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: min(92vw, 540px);
  padding: 0;
  background: linear-gradient(
    165deg,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(248, 251, 255, 0.96) 100%
  );
  border: 1px solid rgba(147, 197, 253, 0.55);
  border-radius: 18px;
  box-shadow:
    0 28px 60px rgba(15, 23, 42, 0.16),
    0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(0.98);
  transform-origin: top center;
  transition:
    opacity 0.24s ease,
    transform 0.24s ease,
    visibility 0.24s ease;
  pointer-events: none;
  z-index: 50;
  overflow: visible;
  backdrop-filter: blur(16px);
}

.nav-panel-head {
  padding: 16px 18px 14px;
  border-bottom: 1px solid rgba(215, 230, 251, 0.9);
}

.nav-panel-head--courses {
  background: linear-gradient(
    135deg,
    rgba(29, 78, 216, 0.1),
    rgba(219, 234, 254, 0.35)
  );
}

.nav-panel-head--explore {
  background: linear-gradient(
    135deg,
    rgba(217, 119, 6, 0.08),
    rgba(254, 243, 199, 0.35)
  );
}

.nav-panel-eyebrow {
  margin: 0 0 4px;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #64748b;
}

.nav-panel-title {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  color: #0f1b2d;
  letter-spacing: -0.01em;
}

.nav-panel--courses .nav-courses-stack,
.nav-panel--explore .nav-addons-grid {
  padding: 14px 16px 16px;
}

/* Explore panel links live inside .nav-links — override nav pill styles */
.site-nav .nav-addons-panel a,
.site-nav .nav-addons-grid a {
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
  line-height: 1.35;
  hyphens: auto;
  padding: 6px 6px;
  border-radius: 6px;
  transform: none;
}

.site-nav .nav-addons-panel a:hover,
.site-nav .nav-addons-grid a:hover {
  transform: none;
}

.nav-addons-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.nav-panel--explore {
  min-width: min(92vw, 640px);
  max-width: min(680px, calc(100% - 24px));
}

.nav-addons-wrap.is-open .nav-addons-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  display: block;
}

@media (min-width: 1025px) {
  .nav-addons-panel {
    z-index: 260;
  }

  .nav-addons-wrap.is-open .nav-addons-panel,
  .nav-addons-wrap:hover .nav-addons-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
    display: block;
  }
}

.nav-addons-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px 18px;
  align-items: start;
}

.nav-addons-col-title {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink4, #7e97b8);
  margin: 0 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line, #d7e6fb);
}

.nav-addons-grid a,
.nav-courses-section-link {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink2, #2a3f5f);
  text-decoration: none;
  padding: 6px 6px;
  border-radius: 6px;
  line-height: 1.35;
  transition: color 0.15s ease, background 0.15s ease;
}

.nav-addons-grid a::after,
.nav-courses-vendor::after,
.nav-courses-section-link::after {
  display: none !important;
}

.nav-addons-grid a:hover,
.nav-addons-grid a.active {
  color: var(--blue, #1d4ed8);
  background: rgba(219, 234, 254, 0.45);
  transform: none;
}

/* Mobile / tablet drawer accordion (desktop rules above are unchanged) */
@media (max-width: 1024px) {
  .nav-addons-wrap {
    position: relative;
    z-index: auto;
  }

  .nav-addons-panel {
    position: static;
    min-width: 0;
    width: 100%;
    margin: 0;
    padding: 0 0 10px;
    border: none;
    border-radius: 0;
    box-shadow: none;
    background: rgba(248, 251, 255, 0.98);
    backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    display: none;
    max-height: none;
    overflow: visible;
  }

  .nav-addons-wrap.is-open .nav-addons-panel {
    display: block;
  }

  .nav-panel-head {
    padding: 12px 16px 10px;
  }

  .nav-panel-eyebrow {
    font-size: 0.58rem;
  }

  .nav-panel-title {
    font-size: 0.84rem;
  }

  .nav-panel--courses .nav-courses-stack,
  .nav-panel--explore .nav-addons-grid {
    padding: 8px 10px 4px;
  }

  .nav-addons-wrap:hover .nav-addons-panel {
    display: none;
  }

  .nav-addons-wrap.is-open:hover .nav-addons-panel,
  .nav-addons-wrap.is-open .nav-addons-panel {
    display: block;
  }

  .nav-addons-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    box-sizing: border-box;
    padding: 14px 18px;
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--ink2, #2a3f5f);
    background: transparent;
    border: none;
    border-radius: 0;
    cursor: pointer;
    line-height: 1.35;
    text-align: left;
    -webkit-tap-highlight-color: transparent;
    transform: none !important;
  }

  .nav-addons-trigger::after {
    display: none !important;
  }

  .nav-addons-trigger:hover,
  .nav-addons-wrap.is-open .nav-addons-trigger {
    color: var(--blue, #1d4ed8);
    background: rgba(239, 246, 255, 0.95);
    transform: none !important;
  }

  .nav-addons-caret {
    flex-shrink: 0;
    margin-left: 10px;
    font-size: 0.72rem;
    opacity: 0.85;
  }

  .nav-addons-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 4px 10px 0;
  }

  .nav-courses-stack {
    gap: 12px;
    padding: 4px 10px 0;
  }

  .nav-courses-vendors {
    gap: 8px;
  }

  .nav-addons-col {
    padding: 6px 0 2px;
  }

  .nav-addons-col + .nav-addons-col {
    border-top: 1px solid rgba(215, 230, 251, 0.85);
    margin-top: 6px;
    padding-top: 10px;
  }

  .nav-addons-col-title {
    padding: 0 8px 6px;
    margin: 0 0 2px;
    font-size: 0.62rem;
  }

  .nav-addons-panel a {
    display: block;
    padding: 11px 10px 11px 12px;
    margin: 2px 0;
    font-size: 0.84rem;
    border-radius: 8px;
    transform: none !important;
  }

  .nav-addons-panel a:hover,
  .nav-addons-panel a.active {
    background: rgba(219, 234, 254, 0.55);
    color: var(--blue, #1d4ed8);
  }
}

@media (max-width: 1024px) and (max-height: 700px) {
  .nav-addons-wrap.is-open .nav-addons-panel {
    max-height: 42vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Explore accordion when drawer is forced at 125%+ zoom on desktop */
@media (min-width: 1025px) {
  html.site-nav-drawer-force .nav-addons-wrap::after {
    display: none;
  }

  html.site-nav-drawer-force .nav-addons-panel {
    position: static;
    display: none;
    width: 100%;
    margin: 0;
    padding: 0 0 10px;
    border: none;
    box-shadow: none;
    background: rgba(248, 251, 255, 0.98);
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
  }

  html.site-nav-drawer-force .nav-addons-wrap.is-open .nav-addons-panel {
    display: block;
  }

  html.site-nav-drawer-force .nav-addons-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 14px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    background: transparent;
    border: none;
    border-radius: 0;
    text-align: left;
    transform: none !important;
  }

  html.site-nav-drawer-force .nav-addons-trigger::after {
    display: none !important;
  }

  html.site-nav-drawer-force .nav-addons-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 4px 10px 0;
  }
}