:root {
  --site-subnav-height: 52px;
}

.site-subnav,
.site-subnav * {
  box-sizing: border-box;
}

.site-subnav {
  --site-subnav-radius: 10px;
  position: sticky;
  top: calc(var(--site-header-height, 96px) + 12px);
  z-index: 95;
  width: max-content;
  max-width: calc(100vw - 48px);
  margin: 16px auto 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.94);
  background: transparent;
  border: 0;
  font-family: var(--font-sans);
}

.site-subnav__inner {
  width: max-content;
  max-width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-subnav__content {
  position: relative;
  isolation: isolate;
  width: max-content;
  max-width: calc(100vw - 48px);
  min-height: var(--site-subnav-height);
  display: flex;
  align-items: center;
  padding: 4px clamp(24px, 3vw, 48px);
  border: 1px solid transparent;
  border-radius: var(--site-subnav-radius);
  transition:
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 160ms ease,
    transform 180ms ease;
}

.site-subnav__content::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 1px 8px auto;
  height: 36%;
  border-radius: calc(var(--site-subnav-radius) - 2px) calc(var(--site-subnav-radius) - 2px) 50% 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
  pointer-events: none;
  opacity: 0.38;
}

.site-subnav:not(.is-light-zone) .site-subnav__content,
.site-subnav.is-dark-zone .site-subnav__content {
  color: rgba(255, 255, 255, 0.72);
  background: linear-gradient(135deg, rgba(24, 24, 24, 0.72), rgba(8, 8, 8, 0.6));
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow:
    0 14px 38px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(20px) saturate(145%);
  -webkit-backdrop-filter: blur(20px) saturate(145%);
}

.site-subnav.is-light-zone .site-subnav__content {
  color: rgba(0, 0, 0, 0.58);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.2));
  border-color: rgba(255, 255, 255, 0.72);
  box-shadow:
    0 12px 34px rgba(28, 28, 28, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(24px) saturate(155%);
  -webkit-backdrop-filter: blur(24px) saturate(155%);
}

.site-subnav__links {
  position: relative;
  z-index: 1;
  width: max-content;
  max-width: 100%;
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(28px, 3vw, 64px);
  color: inherit;
  font-size: 15px;
  font-weight: var(--fw-medium);
  line-height: 1;
  letter-spacing: 0.01em;
}

.site-subnav__links > a {
  position: relative;
  flex: 0 0 auto;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.site-subnav__links > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: var(--salang-red);
  opacity: 0;
  transform: translateX(-50%);
  transition: opacity 180ms ease;
}

.site-subnav__links > a:hover,
.site-subnav__links > a.is-active,
.site-subnav__links > a[aria-current="location"] {
  color: var(--salang-red);
}

.site-subnav__links > a.is-active::after,
.site-subnav__links > a[aria-current="location"]::after {
  opacity: 0.82;
}

.site-subnav__links > a:focus-visible {
  outline: 2px solid var(--salang-red);
  outline-offset: 3px;
}

.site-subnav + .sa1000-overview .sa1000-overview__layout {
  padding-top: clamp(28px, 2.5vw, 40px);
}

.site-subnav + .sa1000-overview .sa1000-overview-block--positioning {
  padding-top: 0;
}

@media (max-width: 860px) {
  .site-subnav {
    position: fixed;
    top: var(--mobile-header-total-height, var(--site-header-height, calc(64px + env(safe-area-inset-top, 0px))));
    left: 0;
    right: 0;
    z-index: 3000;
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding-inline: 16px;
    overflow: visible;
  }

  .site-subnav__inner {
    width: 100%;
    max-width: 100%;
  }

  .site-subnav__content {
    position: relative;
    width: 100%;
    max-width: 100%;
    min-height: var(--site-subnav-height);
    padding: 4px 0 4px 12px;
    overflow: hidden;
  }

  .site-subnav__content::after {
    content: "";
    position: absolute;
    top: 1px;
    right: 1px;
    bottom: 1px;
    z-index: 3;
    width: 38px;
    border-radius: 0 var(--site-subnav-radius) var(--site-subnav-radius) 0;
    pointer-events: none;
  }

  .site-subnav:not(.is-light-zone) .site-subnav__content::after,
  .site-subnav.is-dark-zone .site-subnav__content::after {
    background: linear-gradient(90deg, rgba(16, 18, 22, 0), rgba(16, 18, 22, 0.86));
  }

  .site-subnav.is-light-zone .site-subnav__content::after {
    background: linear-gradient(90deg, rgba(246, 246, 244, 0), rgba(246, 246, 244, 0.9));
  }

  .site-subnav__content.is-at-scroll-end::after,
  .site-subnav__content:not(.is-scrollable)::after {
    opacity: 0;
  }

  .site-subnav__links {
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: clamp(10px, 3.2vw, 16px);
    width: 100%;
    min-width: 0;
    min-height: 44px;
    padding-right: 40px;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-x pan-y;
    font-size: 15px;
  }

  .site-subnav__links::-webkit-scrollbar {
    display: none;
  }

  .site-subnav__links > a {
    flex: 0 0 auto;
    min-width: max-content;
    min-height: 44px;
    padding-inline: clamp(8px, 2.8vw, 12px);
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    font-size: 15px;
  }

  .site-subnav-scroll-cue {
    position: absolute;
    top: 50%;
    right: 9px;
    z-index: 5;
    width: 22px;
    height: 28px;
    display: grid;
    place-items: center;
    color: var(--salang-red);
    font-size: 20px;
    font-weight: var(--fw-medium);
    line-height: 1;
    pointer-events: none;
    transform: translateY(-50%);
    transition: opacity 160ms ease;
  }

  .site-subnav__content.is-at-scroll-end .site-subnav-scroll-cue,
  .site-subnav__content:not(.is-scrollable) .site-subnav-scroll-cue {
    opacity: 0;
  }

  body.has-site-subnav.has-salang-site-nav .sa1000-page {
    padding-top: calc(
      var(--mobile-header-total-height, var(--site-header-height, calc(64px + env(safe-area-inset-top, 0px)))) +
      var(--site-subnav-height, 52px)
    );
  }

  body.is-salang-mobile-menu-open .site-subnav {
    opacity: 0;
    pointer-events: none;
  }
}