.nk-app-nav {
  background: var(--nk-bg-nav);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--nk-border);
  font-family: var(--nk-font-sans);
  position: sticky;
  top: 0;
  z-index: 40;
}

.nk-nav-inner {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: min(var(--nk-layout-max), 100vw);
  min-width: 0;
  padding: 14px var(--nk-layout-gutter);
  width: 100%;
}

.nk-brand {
  align-items: center;
  color: inherit;
  display: inline-flex;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
}

.nk-logo-mark {
  background: transparent;
  border: 0;
  border-radius: 16px;
  box-shadow: none;
  display: inline-block;
  flex: 0 0 auto;
  height: 38px;
  object-fit: cover;
  width: 38px;
}

.nk-brand span {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.nk-brand strong {
  color: var(--nk-text);
  font-size: var(--nk-text-xl);
}

.nk-brand small {
  color: var(--nk-text-muted);
  font-size: var(--nk-text-xs);
}

.nk-menu-toggle {
  display: none;
}

.nk-menu-button {
  display: none;
}

.nk-language-link-mobile,
.nk-theme-toggle-mobile {
  display: none !important;
}

.nk-main-menu {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  min-width: max-content;
}

.nk-main-menu a,
.nk-main-menu a:visited {
  align-items: center;
  color: var(--nk-text-soft);
  display: inline-flex;
  font-size: var(--nk-text-sm);
  font-weight: 700;
  gap: 8px;
  min-height: 36px;
  padding: 0 2px;
  text-decoration: none;
  white-space: nowrap;
}

.nk-main-menu a:hover,
.nk-main-menu a:focus-visible {
  color: var(--nk-text);
  outline: none;
  text-decoration: none;
}

.nk-language-flag,
.nk-user-avatar {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  flex: 0 0 auto;
  font-size: var(--nk-text-2xs);
  font-weight: 900;
  height: 30px;
  justify-content: center;
  width: 30px;
}

.nk-language-flag {
  background: var(--nk-surface-muted);
  box-shadow: var(--nk-flag-ring);
  object-fit: cover;
}

.nk-language-link:hover .nk-language-flag,
.nk-language-link:focus-visible .nk-language-flag {
  box-shadow: var(--nk-flag-ring-hover);
}

.nk-theme-toggle {
  align-items: center;
  appearance: none;
  background: var(--nk-surface-soft);
  border: 1px solid var(--nk-border);
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  flex: 0 0 auto;
  height: 34px;
  justify-content: center;
  padding: 3px;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
  width: 58px;
}

.nk-theme-toggle:hover,
.nk-theme-toggle:focus-visible {
  background: var(--nk-surface-soft-hover);
  border-color: var(--nk-border-primary);
  outline: none;
  transform: translateY(-1px);
}

.nk-theme-toggle-track {
  align-items: center;
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
  position: relative;
  width: 100%;
}

.nk-theme-toggle-thumb {
  background: var(--nk-text);
  border-radius: 999px;
  box-shadow: var(--nk-theme-thumb-shadow);
  height: 24px;
  left: 1px;
  position: absolute;
  top: 1px;
  transition: transform 0.22s ease, background 0.22s ease;
  width: 24px;
  z-index: 1;
}

:root[data-theme="light"] .nk-theme-toggle-thumb {
  background: var(--nk-text-inverse);
  transform: translateX(24px);
}

.nk-theme-toggle-sun,
.nk-theme-toggle-moon {
  border-radius: 999px;
  height: 13px;
  justify-self: center;
  position: relative;
  width: 13px;
  z-index: 2;
}

.nk-theme-toggle-sun {
  background: var(--nk-theme-sun);
  box-shadow: 0 0 0 2px var(--nk-theme-sun-ring);
}

.nk-theme-toggle-moon {
  background: var(--nk-text-transparent);
  box-shadow: inset -4px -2px 0 var(--nk-info-soft);
}

.nk-user-avatar {
  background:
    radial-gradient(circle at 34% 26%, var(--nk-avatar-highlight), transparent 18%),
    radial-gradient(circle at 50% 50%, var(--avatar-color, var(--nk-primary)) 0%, var(--avatar-color, var(--nk-primary)) 48%, var(--nk-avatar-end) 100%);
  box-shadow: 0 0 0 1px var(--nk-border-primary), 0 10px 24px rgba(126, 34, 206, 0.18);
  color: var(--nk-action-text);
  font-size: var(--nk-text-sm);
  height: 38px;
  line-height: 1;
  object-fit: cover;
  width: 38px;
}

.nk-profile-label {
  display: none;
}

.nk-main-menu .nk-logout-link,
.nk-main-menu .nk-logout-link:visited {
  background: var(--nk-surface-soft);
  border: 1px solid var(--nk-border);
  border-radius: 999px;
  color: var(--nk-text-soft);
  min-height: 34px;
  padding: 0 14px;
}

.nk-main-menu .nk-logout-link:hover,
.nk-main-menu .nk-logout-link:focus-visible {
  background: var(--nk-surface-soft-hover);
  border-color: var(--nk-border-primary);
  color: var(--nk-text);
}

.nk-button {
  align-items: center;
  border-radius: 16px;
  display: inline-flex;
  font-size: var(--nk-text-sm);
  font-weight: 800;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.nk-button:hover,
.nk-button:focus-visible {
  transform: translateY(-1px);
}

.nk-button-primary {
  background: var(--nk-gradient-brand);
  border: 1px solid var(--nk-border-primary);
  box-shadow: var(--nk-shadow-primary);
  color: var(--nk-action-text);
}

.nk-button-secondary {
  background: var(--nk-surface-soft);
  border: 1px solid var(--nk-border);
  color: var(--nk-text);
}

@media (max-width: 760px) {
  .nk-app-nav {
    background: var(--nk-bg-nav-mobile);
  }

  .nk-nav-inner {
    align-items: center;
    display: grid;
    gap: 8px;
    grid-template-columns: minmax(0, 1fr) auto auto;
    padding: 12px var(--nk-layout-gutter-mobile);
  }

  .nk-logo-mark {
    border-radius: 14px;
    height: 36px;
    width: 36px;
  }

  .nk-brand {
    gap: 10px;
    min-width: 0;
    overflow: hidden;
  }

  .nk-brand span,
  .nk-brand strong,
  .nk-brand small {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .nk-brand strong {
    font-size: var(--nk-nav-brand-mobile-size);
    line-height: 1.05;
  }

  .nk-brand small {
    font-size: var(--nk-nav-subtitle-mobile-size);
  }

  .nk-menu-button {
    align-items: center;
    background: var(--nk-text-transparent);
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    display: grid;
    gap: 3px;
    height: 38px;
    justify-content: center;
    margin-left: 0;
    width: 42px;
  }

  .nk-language-link-mobile,
  .nk-theme-toggle-mobile {
    display: inline-flex !important;
  }

  .nk-theme-toggle-mobile {
    height: 34px;
    width: 56px;
  }

  .nk-theme-toggle-mobile + .nk-menu-button {
    margin-left: 0;
  }

  .nk-language-link-desktop {
    display: none !important;
  }

  .nk-theme-toggle-desktop {
    display: none !important;
  }

  .nk-menu-button span {
    background: var(--nk-text-page);
    border-radius: 999px;
    display: block;
    height: 2px;
    transition: opacity 0.18s ease, transform 0.18s ease;
    width: 19px;
  }

  .nk-menu-toggle:checked ~ .nk-menu-button span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

  .nk-menu-toggle:checked ~ .nk-menu-button span:nth-child(2) {
    opacity: 0;
  }

  .nk-menu-toggle:checked ~ .nk-menu-button span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
  }

  .nk-main-menu {
    border-top: 1px solid var(--nk-border-soft);
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    grid-column: 1 / -1;
    margin-top: 8px;
    min-width: 0;
    padding: 6px 0 0;
    width: 100%;
  }

  .nk-menu-toggle:checked ~ .nk-main-menu {
    display: flex;
  }

  .nk-main-menu a {
    justify-content: flex-start;
    min-height: 40px;
    padding: 0 2px;
    width: 100%;
  }

  .nk-main-menu .nk-logout-link {
    border-radius: 10px;
    justify-content: center;
    margin-top: 6px;
    padding: 0 12px;
  }

  .nk-language-flag,
  .nk-user-avatar {
    height: 34px;
    width: 34px;
  }

  .nk-profile-label {
    display: inline;
  }

  .nk-profile-link .nk-user-avatar {
    display: none;
  }

  .nk-button {
    min-height: 38px;
    padding-inline: 12px;
  }

}