:root {
  --combined-project-nav-width: 48px;
  --combined-project-nav-desktop-top: calc(var(--vp-nav-height, 56px) + 12px);
  --combined-project-nav-desktop-left: 12px;
  --combined-project-nav-mobile-bottom: 12px;
}

body.combined-project-nav-enabled .VPSidebar .nav {
  padding-left: calc(var(--combined-project-nav-width) + 24px);
}

.combined-project-nav {
  position: fixed;
  top: var(--combined-project-nav-desktop-top);
  left: var(--combined-project-nav-desktop-left);
  z-index: 40;
  display: flex;
  width: var(--combined-project-nav-width);
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border: 1px solid var(--vp-c-divider, rgba(148, 163, 184, 0.24));
  border-radius: 20px;
  background: color-mix(
    in srgb,
    var(--vp-c-bg-alt, var(--vp-c-bg, #ffffff)) 88%,
    transparent
  );
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.14);
  box-sizing: border-box;
  backdrop-filter: blur(16px);
}

.combined-project-nav__brand,
.combined-project-nav__badge {
  display: flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: inherit;
  transition:
    color 140ms ease,
    background-color 140ms ease,
    border-color 140ms ease,
    transform 140ms ease;
}

.combined-project-nav__brand {
  position: relative;
  overflow: visible;
  color: var(--vp-c-text-2, #64748b);
  text-decoration: none;
}

.combined-project-nav__items {
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.combined-project-nav__link {
  position: relative;
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  color: var(--vp-c-text-2, #64748b);
  text-decoration: none;
}

.combined-project-nav__brand::after,
.combined-project-nav__link::after {
  position: absolute;
  top: 50%;
  left: calc(100% + 10px);
  padding: 6px 10px;
  border-radius: 10px;
  background: var(--vp-c-bg-soft, rgba(15, 23, 42, 0.92));
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
  color: var(--vp-c-text-1, #f8fafc);
  content: attr(data-tooltip);
  font-size: 12px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%);
  transition:
    opacity 140ms ease,
    visibility 140ms ease,
    left 140ms ease;
  visibility: hidden;
  white-space: nowrap;
}

.combined-project-nav__brand:hover::after,
.combined-project-nav__brand:focus-visible::after,
.combined-project-nav__link:hover::after,
.combined-project-nav__link:focus-visible::after {
  left: calc(100% + 14px);
  opacity: 1;
  visibility: visible;
}

.combined-project-nav__brand:focus-visible,
.combined-project-nav__link:focus-visible {
  border-radius: 12px;
  outline: 3px solid var(--vp-c-brand-1, #2563eb);
  outline-offset: 3px;
}

.combined-project-nav__badge {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.combined-project-nav__logo,
.combined-project-nav__home-logo {
  display: block;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  object-fit: contain;
  object-position: center;
}

.combined-project-nav__home-logo {
  object-fit: cover;
}

.combined-project-nav__fallback {
  display: none;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.combined-project-nav__link:hover .combined-project-nav__badge,
.combined-project-nav__brand:hover {
  border-color: var(--vp-c-divider, rgba(148, 163, 184, 0.24));
  background: var(--vp-c-bg-soft, rgba(148, 163, 184, 0.12));
  color: var(--vp-c-text-1, #0f172a);
  transform: translateY(-1px);
}

.combined-project-nav__link.is-active::before {
  position: absolute;
  top: 7px;
  left: 0;
  width: 2px;
  height: 22px;
  border-radius: 999px;
  background: var(--vp-c-brand-1, #2563eb);
  content: "";
}

.combined-project-nav__link.is-active .combined-project-nav__badge,
.combined-project-nav__brand.is-active {
  border-color: color-mix(
    in srgb,
    var(--vp-c-brand-1, #2563eb) 32%,
    transparent
  );
  background: color-mix(in srgb, var(--vp-c-brand-1, #2563eb) 12%, transparent);
  color: var(--vp-c-brand-1, #2563eb);
}

@supports not (background: color-mix(in srgb, white 50%, black)) {
  .combined-project-nav__link.is-active .combined-project-nav__badge,
  .combined-project-nav__brand.is-active {
    border-color: rgba(37, 99, 235, 0.24);
    background: rgba(37, 99, 235, 0.12);
  }
}

@media (max-width: 1024px) {
  body.combined-project-nav-enabled .Layout {
    padding-bottom: calc(var(--combined-project-nav-mobile-bottom) + 56px);
  }

  body.combined-project-nav-enabled .VPSidebar .nav {
    padding-left: initial;
  }

  .combined-project-nav {
    top: auto;
    bottom: var(--combined-project-nav-mobile-bottom);
    left: 50%;
    width: auto;
    min-width: min(calc(100vw - 24px), 360px);
    flex-direction: row;
    justify-content: center;
    gap: 2px;
    padding: 6px;
    border-radius: 18px;
    transform: translateX(-50%);
  }

  .combined-project-nav__brand,
  .combined-project-nav__badge {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .combined-project-nav__items {
    width: auto;
    flex-direction: row;
    gap: 2px;
  }

  .combined-project-nav__link {
    width: auto;
  }

  .combined-project-nav__brand::after,
  .combined-project-nav__link::after {
    display: none;
  }

  .combined-project-nav__badge {
    min-width: 34px;
    padding: 0;
  }

  .combined-project-nav__logo,
  .combined-project-nav__home-logo {
    width: 18px;
    height: 18px;
  }

  .combined-project-nav__link.is-active::before {
    top: auto;
    bottom: -6px;
    left: 6px;
    width: calc(100% - 12px);
    height: 2px;
  }
}