/* Sticky product nav + mobile drawer — CRT Enhanced tools (shared).
   Desktop: 3-column grid (1fr | links | 1fr) so the link cluster is viewport-centered. */
nav {
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--navy);
  border-bottom: 1px solid var(--border-navy2);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.22);
  padding: 0 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  column-gap: 12px;
  min-height: 64px;
}

.nav-logo {
  grid-column: 1;
  grid-row: 1;
  justify-self: start;
  align-self: center;
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  z-index: 1;
}

.nav-logo img {
  height: 48.75px;
  width: auto;
  object-fit: contain;
}

.crt-nav-cb {
  /* Same grid cell as .nav-links so auto-placement does not open a second row */
  grid-column: 2;
  grid-row: 1;
  width: 0;
  height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
  align-self: center;
  justify-self: center;
}

.crt-nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--border2);
  border-radius: var(--r);
  background: var(--navy3);
  cursor: pointer;
  flex-shrink: 0;
}

.crt-nav-burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text2);
  border-radius: 1px;
}

.crt-nav-burger:hover span {
  background: var(--amber);
}

.crt-nav-backdrop {
  grid-column: 2;
  grid-row: 1;
  display: none;
  position: fixed;
  inset: 0;
  top: 64px;
  background: rgba(2, 21, 39, 0.5);
  z-index: 198;
  width: 0;
  height: 0;
  overflow: visible;
  pointer-events: none;
  align-self: center;
  justify-self: center;
}

.crt-nav-cb:checked ~ .crt-nav-backdrop {
  display: block;
  pointer-events: auto;
}

.nav-links {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  align-self: center;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
  justify-content: center;
  margin: 0;
  min-width: 0;
  max-width: min(100vw - 360px, 100%);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar {
  height: 0;
}

.nav-link {
  font-family: var(--outfit);
  font-size: 17px;
  font-weight: 500;
  color: var(--text-light);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: var(--r);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-link:hover {
  color: var(--white);
  background: transparent;
}

.nav-link.active {
  color: var(--amber);
  background: transparent;
}

.nav-actions {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  align-self: center;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-demo {
  position: relative;
  overflow: hidden;
  font-family: var(--outfit);
  font-size: 17px;
  font-weight: 600;
  color: var(--navy);
  background: var(--amber);
  text-decoration: none;
  padding: 9px 16px;
  border-radius: var(--r);
  transition: background 0.2s;
  white-space: nowrap;
}

/* Shimmer sits on ::before so it paints under the label text */
.nav-demo::before {
  content: "";
  position: absolute;
  top: -10%;
  bottom: -10%;
  left: 0;
  width: 45%;
  background: linear-gradient(
    100deg,
    transparent 0%,
    rgba(255, 255, 255, 0) 35%,
    rgba(255, 255, 255, 0.28) 50%,
    rgba(255, 255, 255, 0) 65%,
    transparent 100%
  );
  transform: translateX(-120%) skewX(-12deg);
  opacity: 0;
  pointer-events: none;
}

.nav-demo:hover {
  background: var(--amber-hover);
  color: var(--navy);
}

.nav-demo:hover::before {
  opacity: 1;
  animation: crt-nav-demo-shimmer 0.9s ease-out forwards;
}

@keyframes crt-nav-demo-shimmer {
  0% {
    transform: translateX(-120%) skewX(-12deg);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  100% {
    transform: translateX(320%) skewX(-12deg);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-demo::before,
  .nav-demo:hover::before {
    animation: none !important;
    opacity: 0 !important;
    transform: none !important;
  }
}

@media (max-width: 1099px) {
  nav {
    padding: 0 28px;
  }
  .nav-link {
    font-size: 16px;
    padding: 7px 10px;
  }
  .nav-links {
    gap: 5px;
    max-width: min(100vw - 300px, 100%);
  }
}

@media (max-width: 699px) {
  nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0 14px;
    column-gap: 0;
  }
  .nav-logo {
    grid-column: unset;
    grid-row: unset;
    position: static;
    justify-self: auto;
    align-self: auto;
    z-index: auto;
  }
  .crt-nav-burger {
    display: flex;
  }
  .nav-logo img {
    height: 41.25px;
  }
  .nav-actions {
    grid-column: unset;
    grid-row: unset;
    justify-self: auto;
    align-self: auto;
  }
  .nav-links {
    grid-column: unset;
    grid-row: unset;
    justify-self: auto;
    align-self: stretch;
    max-width: none;
    margin-left: 0 !important;
    flex: none;
    overflow-x: visible;
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
    padding: 10px 14px 22px;
    background: var(--navy2);
    border-bottom: 1px solid var(--border2);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
    z-index: 199;
    justify-content: flex-start;
  }
  .nav-links .nav-link {
    padding: 13px 12px;
    border-radius: var(--r);
    border: 1px solid transparent;
  }
  .nav-links .nav-link:hover {
    background: var(--navy3);
    border-color: var(--border2);
  }
  .crt-nav-cb:checked ~ .nav-links {
    display: flex;
  }
}