exe-topbar,
exe-topbar * {
  box-sizing: border-box;
}

exe-topbar {
  display: block;
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace);
}

exe-topbar .exe-topbar-header {
  padding: 0;
  background: var(--surface-card, var(--color-surface, #fff));
  border-bottom: 1px solid var(--surface-border, var(--color-border, #e5e5e5));
  position: sticky;
  top: 0;
  z-index: 100;
}

exe-topbar .app-menubar {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1rem 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

exe-topbar .nav-left {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  min-width: 0;
}

exe-topbar .nav-logo {
  display: flex;
  align-self: center;
  flex: 0 0 auto;
}

exe-topbar .logo-img {
  width: 24px;
  height: 24px;
}

exe-topbar .logo-text {
  color: var(--text-color, var(--color-text, #111));
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

exe-topbar .docs-link {
  color: var(--text-color-secondary, var(--color-text-secondary, #666));
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
}

exe-topbar .docs-link:hover,
exe-topbar .logo-text:hover {
  color: var(--text-color, var(--color-text, #111));
  text-decoration: none;
}

exe-topbar .nav-right {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
  font-size: 0.85rem;
}

exe-topbar .nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 6px 10px;
  background: var(--btn-bg, transparent);
  border: 1px solid var(--btn-border, var(--color-border-input, #e0e0e0));
  border-radius: 6px;
  color: var(--btn-text, var(--color-text-secondary, #666));
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  line-height: 1;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

exe-topbar .nav-login-btn {
  padding: 0.4rem 1rem;
  border-color: #d1d5db;
  color: #6b7280;
}

exe-topbar .nav-btn:hover {
  background: var(--btn-hover-bg, transparent);
  border-color: var(--btn-hover-border, var(--color-border, #999));
  color: var(--btn-hover-text, var(--color-text, #111));
  text-decoration: none;
}

exe-topbar .nav-btn.active {
  background: var(--btn-active-bg, var(--color-bg-subtle, #f8f8f8));
  border-color: var(--btn-active-border, var(--color-border-input, #e0e0e0));
  color: var(--text-color, var(--color-text, #111));
  font-weight: 600;
}

exe-topbar .nav-icon {
  flex: 0 0 auto;
  font-size: 12px;
}

exe-topbar .nav-submenu-icon {
  flex: 0 0 auto;
  font-size: 10px !important;
}

exe-topbar .nav-dropdown {
  position: relative;
}

exe-topbar .nav-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  z-index: 1000;
  min-width: 160px;
  padding: 6px;
  background: var(--surface-card, var(--color-surface, #fff));
  border: 1px solid var(--surface-border, var(--color-border, #e5e5e5));
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

exe-topbar .nav-menu[hidden] {
  display: none;
}


exe-topbar .nav-menu-label {
  min-width: 148px;
  padding: 8px 10px 6px;
  color: var(--text-color-secondary, var(--color-text-secondary, #666));
  font-size: 11px;
  line-height: 1.3;
  white-space: nowrap;
}

exe-topbar .nav-menu-label-text {
  display: block;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}

exe-topbar .nav-menu-divider {
  height: 1px;
  margin: 4px 2px;
  background: var(--surface-border, var(--color-border, #e5e5e5));
}

exe-topbar .nav-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 148px;
  padding: 8px 10px;
  border-radius: 4px;
  color: var(--btn-text, var(--color-text-secondary, #666));
  font-size: 12px;
  text-decoration: none;
  white-space: nowrap;
}

exe-topbar .nav-menu-item:hover {
  background: var(--btn-hover-bg, var(--color-bg-subtle, #f8f8f8));
  color: var(--btn-hover-text, var(--color-text, #111));
  text-decoration: none;
}

exe-topbar .nav-menu-item.active {
  color: var(--text-color, var(--color-text, #111));
  font-weight: 600;
}

exe-topbar .nav-login-short {
  display: none;
}

@media (prefers-color-scheme: dark) {
  exe-topbar .nav-login-btn {
    border-color: #4b5563;
    color: #9ca3af;
  }

  exe-topbar .nav-login-btn:hover {
    border-color: #f3f4f6;
    color: #f3f4f6;
  }

  exe-topbar .nav-menu {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
  }
}

@media (max-width: 768px) {
  exe-topbar .app-menubar {
    padding: 0.75rem 1rem;
    gap: 0.5rem;
  }

  exe-topbar .nav-left {
    gap: 0.5rem;
    flex-shrink: 1;
  }

  exe-topbar .logo-text {
    margin-right: 0.5rem;
    font-size: 0.8rem;
  }

  exe-topbar .docs-link {
    font-size: 0.75rem;
  }

  exe-topbar .nav-right {
    gap: 2px;
    font-size: 0.75rem;
  }

  exe-topbar .nav-btn {
    padding: 6px 8px;
  }

  exe-topbar .nav-login-btn {
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
  }

  exe-topbar .nav-btn-text {
    display: none;
  }

  exe-topbar .nav-submenu-icon {
    margin-left: -2px;
  }

  exe-topbar .nav-login-full {
    display: none;
  }

  exe-topbar .nav-login-short {
    display: inline;
  }
}

/* Overflow-driven collapse. JS measures the menubar and sets these
   attributes when the nav links would otherwise wrap/overflow. blog is
   dropped first, then docs, so that whenever there is room the links
   are shown (preferring docs over blog), and the action buttons in
   nav-right always win the available space. */
exe-topbar[data-hide-blog] .docs-link-blog {
  display: none;
}
exe-topbar[data-hide-docs] .docs-link-docs {
  display: none;
}

/* "uses" nav dropdown */
exe-topbar .nav-dropdown.uses-dropdown {
  position: relative;
  display: inline-flex;
  align-items: baseline;
}

exe-topbar .nav-dropdown-trigger {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  /* font-size comes from the .docs-link class on the button so it
     matches the sibling nav links exactly. */
  font-family: inherit;
  font-weight: inherit;
  line-height: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

exe-topbar .nav-dropdown-caret {
  font-size: 0.75em;
  transition: transform 0.18s ease;
}

exe-topbar .nav-dropdown.uses-dropdown:hover .nav-dropdown-caret,
exe-topbar .nav-dropdown.uses-dropdown.open .nav-dropdown-caret {
  transform: rotate(180deg);
}

exe-topbar .nav-dropdown.uses-dropdown .nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.5rem;
  min-width: 18rem;
  background: var(--surface-card, var(--color-surface, #fff));
  border: 1px solid var(--surface-border, var(--color-border, #e5e5e5));
  border-radius: 0.5rem;
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.18), 0 4px 8px -4px rgba(0, 0, 0, 0.08);
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  z-index: 200;
}

exe-topbar .nav-dropdown.uses-dropdown .nav-dropdown-menu[hidden] {
  display: none;
}

exe-topbar .nav-dropdown-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.6rem 0.75rem;
  border-radius: 0.375rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.12s;
}

exe-topbar .nav-dropdown-item:hover,
exe-topbar .nav-dropdown-item:focus-visible {
  background: var(--btn-hover-bg, var(--color-bg-subtle, #f3f4f6));
  outline: none;
  text-decoration: none;
}

exe-topbar .nav-dropdown-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-color, var(--color-text, #111));
}

exe-topbar .nav-dropdown-desc {
  font-size: 0.75rem;
  color: var(--text-color-secondary, var(--color-text-secondary, #666));
  line-height: 1.5;
}