/* ============================================================
   VisionCore · 15 Top-nav final cleanup
   
   The previous hotfix didn't fully tame the legacy top-nav.
   This locks down every box so the title doesn't wrap into
   multiple lines and the toolbar sits cleanly underneath.
   ============================================================ */

/* App container — desktop layout */
.app-container {
  display: flex !important;
  height: 100vh !important;
  width: 100vw !important;
  overflow: hidden !important;
}

/* Main content area must be column with a fixed-position header */
.main-content {
  display: flex !important;
  flex-direction: column !important;
  flex: 1 !important;
  min-width: 0 !important;
  min-height: 0 !important;
  overflow: hidden !important;
  background: var(--vc-bg) !important;
}

/* ===========================================================
   Top nav — single row, no wrapping
   =========================================================== */
.top-nav {
  height: auto !important;
  min-height: 64px !important;
  max-height: 72px !important;
  padding: 12px 24px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 14px !important;
  flex-shrink: 0 !important;
  flex-wrap: nowrap !important;
  background: var(--vc-bg) !important;
  border-bottom: 1px solid var(--vc-panel) !important;
  position: relative !important;
  z-index: var(--vc-z-sticky) !important;
}

/* top-nav-primary uses display: contents in legacy CSS; force flex */
.top-nav-primary {
  display: contents !important;
}

/* Left group */
.nav-left,
.nav-left-group {
  display: flex !important;
  align-items: center !important;
  gap: 14px !important;
  flex: 1 1 auto !important;
  min-width: 0 !important;
  flex-wrap: nowrap !important;
  overflow: hidden !important;
}

/* Title block — clamp width hard */
.nav-heading-block {
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  gap: 2px !important;
  min-width: 0 !important;
  max-width: 340px !important;
  flex: 0 1 auto !important;
}
.nav-heading-title,
#current-folder-title {
  margin: 0 !important;
  font-family: var(--vc-font-display) !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  letter-spacing: -.01em !important;
  color: var(--vc-ink) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  line-height: 1.2 !important;
}
.nav-heading-subtitle,
#current-folder-prompt {
  margin: 0 !important;
  font-size: 11.5px !important;
  color: var(--vc-ink-4) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Force formatted header to single line too */
.header-name-formatted {
  flex-direction: row !important;
  gap: 10px !important;
  align-items: baseline !important;
  min-width: 0 !important;
}
.header-name-checkpoint {
  font-size: 16px !important;
  max-width: 200px !important;
}
.header-name-lora {
  font-size: 12px !important;
  max-width: 160px !important;
}

/* Stats inline */
.top-stats,
.top-stats-shifted {
  display: inline-flex !important;
  flex-wrap: nowrap !important;
  gap: 6px !important;
  margin: 0 !important;
  flex-shrink: 0 !important;
}
.top-stat {
  white-space: nowrap !important;
  background: transparent !important;
  border: 1px solid var(--vc-line) !important;
  color: var(--vc-ink-3) !important;
  font-family: var(--vc-font-mono) !important;
  font-size: 10.5px !important;
  padding: 0 9px !important;
  height: 24px !important;
  min-height: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  border-radius: var(--vc-r-pill) !important;
}

/* Right group */
.nav-right,
.nav-right-tight {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  flex-wrap: nowrap !important;
  flex-shrink: 0 !important;
}

.mode-switcher { flex-shrink: 0 !important; }
.engine-control-cluster {
  flex-shrink: 0 !important;
  white-space: nowrap !important;
  background: transparent !important;
  border: 1px solid var(--vc-line) !important;
  padding: 3px 6px 3px 10px !important;
  border-radius: var(--vc-r-md) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
}

#toggle-engine {
  white-space: nowrap !important;
  font-size: 11.5px !important;
  padding: 5px 10px !important;
  line-height: 1.2 !important;
  height: 26px !important;
  min-height: 0 !important;
}

#chatbot-persona-btn,
#settings-btn,
#open-studio-btn {
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  height: 34px !important;
  min-height: 0 !important;
  padding: 0 14px !important;
}

/* Workspace toolbar — pushed below */
.workspace-toolbar {
  padding: 10px 24px !important;
  background: #0b0b0b !important;
  border-bottom: 1px solid #141414 !important;
  display: grid !important;
  grid-template-columns: minmax(150px, 1fr) minmax(180px, 480px) max-content !important;
  align-items: center !important;
  justify-content: stretch !important;
  gap: 18px !important;
  flex-shrink: 0 !important;
  width: 100% !important;
  min-width: 0 !important;
}
.workspace-toolbar-copy {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important;
  flex: 1 1 auto !important;
  min-width: 0 !important;
  max-width: 100% !important;
}
.workspace-toolbar-copy strong {
  font-size: 11px !important;
  letter-spacing: .14em !important;
  text-transform: uppercase !important;
  color: var(--vc-ink-2) !important;
}
.workspace-toolbar-copy span {
  font-size: 12px !important;
  color: var(--vc-ink-4) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}
.workspace-toolbar-actions {
  display: inline-flex !important;
  gap: 8px !important;
  flex-shrink: 0 !important;
  min-width: max-content !important;
  justify-content: flex-end !important;
}

#inline-search-bar {
  flex: 1 1 auto !important;
  width: 100% !important;
  min-width: 0 !important;
  max-width: none !important;
  margin: 0 !important;
}

/* Defensive — kill any wrap or word-break that crept in via inline styles */
.top-nav [style*="word-break"] {
  word-break: normal !important;
  white-space: nowrap !important;
}

/* Defensive — collapse legacy formatted folder name to single line in header */
.top-nav .folder-name-formatted,
.top-nav .header-name-formatted {
  display: inline-flex !important;
  flex-direction: row !important;
  gap: 10px !important;
  align-items: baseline !important;
}
.top-nav .folder-name-formatted > span,
.top-nav .header-name-formatted > span {
  display: inline !important;
  white-space: nowrap !important;
  word-break: normal !important;
}

/* Hide the "Date Folder" subtitle entirely if it's empty/redundant — defensive */
.nav-heading-subtitle:empty { display: none !important; }

/* ===========================================================
   Responsive — graceful degradation
   =========================================================== */
@media (max-width: 1240px) {
  .nav-heading-block { max-width: 240px !important; }
  .top-stats { display: none !important; }
}
@media (max-width: 1080px) {
  #chatbot-persona-btn { display: none !important; }
}
@media (max-width: 940px) {
  #settings-btn { display: none !important; }
  .engine-status-text { display: none !important; }
}