/* Wiki shell — QMF global header + wiki/editor sub-nav
 * QMF lab-header.css sets body padding for header only; we pad .wiki-main /
 * use a chrome spacer so fixed subheaders never cover content.
 */

:root {
  --wiki-subheader-h: 52px;
  --editor-subheader-h: 48px;
  --wiki-chrome-h: calc(var(--qmf-header-h, 58px) + var(--wiki-subheader-h));
  --wiki-editor-chrome-h: calc(var(--qmf-header-h, 58px) + var(--editor-subheader-h));
  --wiki-search-w: 280px;
}

/* Don't fight QMF body pad on pages with subheaders — pad content instead */
body.has-qmf-header.wiki-has-subheader:not(.lab-header--in-flow),
body.has-qmf-header.wiki-has-editor-subheader:not(.lab-header--in-flow) {
  padding-top: 0 !important;
}

body.has-qmf-header.has-qmf-header--solo:not(.lab-header--in-flow):not(.wiki-has-editor-subheader):not(.wiki-has-subheader) {
  padding-top: var(--qmf-header-h, 58px) !important;
}

/* Public wiki content offset */
body.wiki-has-subheader .wiki-main {
  padding-top: var(--wiki-chrome-h);
}

/* Editor content offset */
body.wiki-has-editor-subheader .editor-layout {
  padding-top: var(--wiki-editor-chrome-h);
  min-height: calc(100vh - var(--wiki-editor-chrome-h));
  box-sizing: border-box;
}

.wiki-subheader {
  position: fixed;
  top: var(--qmf-header-h, 58px);
  left: 0;
  right: 0;
  z-index: 99;
  height: var(--wiki-subheader-h);
  background: var(--header-bg, var(--bg, #fff));
  border-bottom: 1px solid var(--border, #e2e8f0);
  backdrop-filter: blur(var(--glass-blur, 12px));
  -webkit-backdrop-filter: blur(var(--glass-blur, 12px));
}

.wiki-subheader__inner {
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.wiki-subheader .search-container {
  flex: 0 0 var(--wiki-search-w);
  width: var(--wiki-search-w);
  min-width: var(--wiki-search-w);
  max-width: var(--wiki-search-w);
  box-sizing: border-box;
}

.wiki-subheader .spotlight-trigger {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.wiki-subheader .spotlight-trigger-hint {
  flex: 1 1 0;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wiki-subheader .main-nav {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.wiki-subheader .main-nav::-webkit-scrollbar {
  display: none;
}

.wiki-subheader .main-nav a {
  padding: 0.35rem 0.65rem;
  color: var(--text-muted, #64748b);
  border-radius: 10px;
  font-size: 0.84rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.wiki-subheader .main-nav a:hover,
.wiki-subheader .main-nav a.active {
  background: var(--bg-hover, rgba(0, 0, 0, 0.04));
  color: var(--text, #1e293b);
}

.wiki-subheader .nav-create {
  flex-shrink: 0;
  padding: 0.35rem 0.75rem;
  border-radius: 10px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--primary, #2563eb);
  background: rgba(37, 99, 235, 0.08);
}

.wiki-subheader .nav-create:hover {
  background: rgba(37, 99, 235, 0.14);
}

.article-lang-fallback {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin: 0 0 1.25rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border, #e2e8f0);
  background: var(--bg-secondary, #f8fafc);
  color: var(--text-muted, #64748b);
  font-size: 0.875rem;
  line-height: 1.45;
}

.article-lang-fallback i {
  margin-top: 0.15rem;
  color: var(--primary, #2563eb);
  flex-shrink: 0;
}

[data-theme="dark"] .wiki-subheader {
  background: var(--header-bg, #0f172a);
  border-bottom-color: var(--border, #334155);
}

@media (max-width: 900px) {
  .wiki-subheader .main-nav a:not(.nav-create) {
    display: none;
  }

  .wiki-subheader {
    --wiki-search-w: 220px;
  }
}

@media (max-width: 640px) {
  :root {
    --wiki-subheader-h: 48px;
    --editor-subheader-h: 44px;
  }

  .wiki-subheader {
    --wiki-search-w: 180px;
  }

  .wiki-subheader__inner {
    gap: 0.5rem;
    padding: 0 0.75rem;
  }
}

.editor-subheader {
  position: fixed;
  top: var(--qmf-header-h, 58px);
  left: 0;
  right: 0;
  z-index: 99;
  height: var(--editor-subheader-h, 48px);
  background: var(--header-bg, var(--bg, #fff));
  border-bottom: 1px solid var(--border, #e2e8f0);
}

.editor-subheader__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.editor-subheader__back,
.editor-subheader__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  border-radius: 10px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-muted, #64748b);
  text-decoration: none;
}

.editor-subheader__back:hover,
.editor-subheader__link:hover {
  background: var(--bg-hover, rgba(0, 0, 0, 0.04));
  color: var(--text, #1e293b);
}

.editor-subheader__actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

[data-theme="dark"] .editor-subheader {
  background: var(--header-bg, #0f172a);
  border-bottom-color: var(--border, #334155);
}

body.has-qmf-header--solo .dashboard-layout {
  min-height: calc(100vh - var(--qmf-header-h, 58px));
}

body.has-qmf-header--solo .dashboard-sidebar {
  top: var(--qmf-header-h, 58px);
  height: calc(100vh - var(--qmf-header-h, 58px));
}

.dash-mobile-bar {
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border, #e2e8f0);
  background: var(--bg-card, #fff);
}

.dash-mobile-bar__title {
  font-size: 0.95rem;
  font-weight: 600;
}

@media (max-width: 768px) {
  .dash-mobile-bar {
    display: flex;
  }
}