:root {
  --hm-bg:       #0d1117;
  --hm-surface:  #161b22;
  --hm-border:   #30363d;
  --hm-muted:    #6e7681;
  /* Vertical budget for a project tab pane after navbar + main padding + footer */
  --hm-tab-height: calc(100vh - 130px);
}

body {
  background-color: var(--hm-bg);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
body > main { flex: 1 0 auto; }
body > footer.border-top {
  border-top-color: var(--hm-border) !important;
  flex-shrink: 0;
}

.navbar,
.card,
.modal-content,
.list-group-item,
.dropdown-menu {
  background-color: var(--hm-surface) !important;
  border-color: var(--hm-border) !important;
}

.list-group-item { color: inherit; }
.list-group-item-action:hover,
.list-group-item-action:focus { background-color: #21262d !important; }

.nav-tabs { border-color: var(--hm-border); }
.nav-tabs .nav-link { color: var(--hm-muted); border-color: transparent; }
.nav-tabs .nav-link:hover { color: #e6edf3; border-color: transparent; background: #21262d; }
.nav-tabs .nav-link.active {
  background-color: var(--hm-surface);
  border-color: var(--hm-border) var(--hm-border) var(--hm-surface);
  color: #e6edf3;
}

/* Project page header (single-line, condensed) */
.project-header > code {
  background: transparent;
  padding: 0;
  font-size: .8rem;
  flex: 1 1 0;
  min-width: 0;
}
.project-header h2 { font-weight: 500; }
main.container-fluid { padding-top: 1rem !important; padding-bottom: 1rem !important; }

/* Project page sidebar nav */
.project-sidebar {
  flex: 0 0 200px;
  position: sticky;
  top: 1rem;
  align-self: flex-start;
  position: relative;
}
.project-sidebar .nav-link {
  color: var(--hm-muted);
  padding: .35rem .65rem;
  border-radius: .375rem;
  margin-bottom: .1rem;
  font-size: .875rem;
  display: flex;
  align-items: center;
  gap: .55rem;
  white-space: nowrap;
}
.project-sidebar .nav-link i {
  width: 1rem;
  text-align: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.project-sidebar .nav-link:hover {
  background: #21262d;
  color: #e6edf3;
}
.project-sidebar .nav-link.active {
  background: #1f6feb33;
  color: #e6edf3;
  border-left: 2px solid #58a6ff;
  padding-left: calc(.65rem - 2px);
}

/* Subtle separators between nav groups */
.project-sidebar hr {
  border: none;
  border-top: 1px solid var(--hm-border);
  opacity: .35;
  margin: .4rem .25rem;
}

/* Collapse toggle — floating circular button at bottom-left of viewport */
.project-sidebar .sidebar-toggle {
  position: fixed;
  bottom: 1rem;
  left: .5rem;
  z-index: 1050;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--hm-surface) !important;
  border: 1px solid var(--hm-border) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.project-sidebar .sidebar-toggle:hover {
  background: #21262d !important;
  color: #e6edf3 !important;
}
.project-sidebar .collapse-icon-collapsed { display: none; }
.project-sidebar.collapsed .collapse-icon-expanded { display: none; }
.project-sidebar.collapsed .collapse-icon-collapsed { display: inline; }

/* Collapsed state — hide labels, shrink width, centre type icon */
.project-sidebar.collapsed { flex: 0 0 48px; }
.project-sidebar.collapsed .nav-link { justify-content: center; padding: .4rem; }
.project-sidebar.collapsed .nav-link.active { padding-left: calc(.4rem - 2px); }
.project-sidebar.collapsed .sidebar-label { display: none; }
.project-sidebar.collapsed .project-sidebar-header > .d-flex {
  justify-content: center;
}

/* Auto-collapse on narrow viewports */
@media (max-width: 767.98px) {
  .project-sidebar { flex: 0 0 48px; }
  .project-sidebar .nav-link { justify-content: center; padding: .4rem; }
  .project-sidebar .nav-link.active { padding-left: calc(.4rem - 2px); }
  .project-sidebar .sidebar-label { display: none; }
  .project-sidebar > .project-sidebar-header > .d-flex {
    justify-content: center;
  }
}

code { color: #79c0ff; }
pre  { color: #e6edf3; }

.breadcrumb-item + .breadcrumb-item::before { color: var(--hm-muted); }

.card-header {
  background-color: #1c2128 !important;
  border-color: var(--hm-border) !important;
  font-size: .875rem;
}

.badge.bg-secondary { background-color: #21262d !important; }

/* CodeMirror in dark context */
.CodeMirror { height: 100%; font-size: .85rem; }
#fileEditCm .CodeMirror { height: 70vh; }
#newPostFmEditor .CodeMirror { height: 120px; }

/* EasyMDE dark tweaks */
.EasyMDE-wrapper, .editor-toolbar, .CodeMirror.cm-s-paper {
  background-color: var(--hm-surface) !important;
  border-color: var(--hm-border) !important;
  color: #e6edf3 !important;
}
.editor-toolbar button { color: #e6edf3 !important; }
.editor-toolbar button:hover, .editor-toolbar button.active { background: #21262d !important; }
.editor-statusbar { color: var(--hm-muted); }

/* Media grid */
#mediaGrid .card { transition: border-color .15s; }
#mediaGrid .card:hover { border-color: #58a6ff !important; }

/* Small button variant */
.btn-xs { padding: .1rem .35rem; font-size: .75rem; line-height: 1.4; }
.btn-xs.btn-outline-secondary { border-color: var(--hm-border); color: var(--hm-muted); }
.btn-xs.btn-outline-secondary:hover { border-color: #8b949e; color: #e6edf3; background: transparent; }
.btn-xs.btn-outline-danger { border-color: var(--hm-border); color: var(--hm-muted); }
.btn-xs.btn-outline-danger:hover { border-color: #f85149; color: #f85149; background: transparent; }

/* Git diff viewer */
.diff-view { background: var(--hm-bg); color: #e6edf3; }
.diff-add    { background: rgba(63,185,80,.15); color: #7ee787; display: block; }
.diff-remove { background: rgba(248,81,73,.15); color: #ff7b72; display: block; }
.diff-hunk   { color: #79c0ff; display: block; }
.diff-meta   { color: var(--hm-muted); display: block; }

/* Git status XY codes */
.git-xy {
  min-width: 2em; text-align: center;
  color: #d29922; background: rgba(210,153,34,.1);
  border-radius: 3px; padding: 0 .3rem;
}

/* Tag cloud */
.tag-cloud { line-height: 2.2; }
.tag-item {
  display: inline-block; margin: .15rem .3rem;
  padding: .1rem .5rem;
  background: #21262d; border-radius: 999px;
  color: #79c0ff; cursor: pointer;
  text-decoration: none;
  transition: background .15s;
}
.tag-item:hover { background: #2d333b; color: #a5d6ff; }

/* Search results */
.search-result:hover code { color: #a5d6ff; }

/* Markdown editor pane: photos banner inside the canvas */
.md-photos-banner { flex-shrink: 0; margin: 0; }
/* Inside-the-canvas variant: above the body content in the WYSIWYG pane,
 * one image per row at natural aspect (no crop), full column width. */
.mk-mount-wrap .ie-mk-body .md-photos-banner.inside-editor {
  display: block;
  padding: .75rem 1rem;
  margin-bottom: .25rem;
  border-bottom: 1px solid var(--hm-border);
}
.mk-mount-wrap .ie-mk-body .md-photos-banner.inside-editor img {
  display: block;
  width: 75%;
  height: auto;
  max-height: none;
  object-fit: contain;
  margin: 0 auto .5rem;
  border-radius: 4px;
  border: 1px solid var(--hm-border);
}
.mk-mount-wrap .ie-mk-body .md-photos-banner.inside-editor img:last-child {
  margin-bottom: 0;
}
.md-editor-mount {
  flex: 1; min-height: 0;
  display: flex; flex-direction: column;
  overflow: hidden;
}

/* Floating save button — only visible when the tab is dirty (.d-none toggled by JS).
 * Bottom-right of the editor, above the content. */
.md-pane-save {
  position: absolute;
  bottom: 1rem;
  right: 1.25rem;
  z-index: 50;
  border: none;
  background: #1f6feb;
  color: #fff;
  font-size: .9rem;
  padding: .5rem 1rem;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0,0,0,.35);
  cursor: pointer;
  transition: transform .12s, box-shadow .12s;
}
.md-pane-save:hover {
  background: #388bfd;
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(0,0,0,.4);
}

/* Kebab in the editor toolbar (right end) — Delete / Publish */
.mk-pane-kebab .btn { padding: .2rem .45rem; line-height: 1.2; }
.mk-pane-kebab .btn:hover { background: #21262d; color: #e6edf3; }


/* FM block — first fenced ```yaml block acts as inline frontmatter editor */
.mk-mount-wrap .ie-mk-body .ProseMirror > :first-child pre {
  border-left: 3px solid var(--bs-primary);
  background: #0d1117;
  position: relative;
}
.mk-mount-wrap .ie-mk-body .ProseMirror > :first-child pre::before {
  content: "FM";
  display: inline-block;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--bs-primary);
  background: rgba(var(--bs-primary-rgb), .12);
  border: 1px solid rgba(var(--bs-primary-rgb), .3);
  border-radius: 3px;
  padding: 0 .3em;
  margin-bottom: .35rem;
}
/* Milkdown via Agenda-style mk-mount — dark theme + full-height inside tab pane */
.mk-mount-wrap {
  border: 1px solid var(--hm-border);
  border-radius: .375rem;
  background: var(--hm-surface);
  overflow: hidden;
  display: flex; flex-direction: column;
  flex: 1; min-height: 0;
}
.mk-mount-wrap .ie-mk-toolbar {
  display: flex; align-items: center; gap: .25rem;
  padding: .3rem .5rem;
  background: #1c2128;
  border-bottom: 1px solid var(--hm-border);
  flex-shrink: 0;
}
.mk-mount-wrap .ie-mk-tools { display: flex; gap: .25rem; flex: 1; flex-wrap: wrap; }
.mk-mount-wrap .ie-mk-sep   { width: 1px; height: 16px; background: var(--hm-border); margin: 0 .1rem; }
.mk-mount-wrap .ie-mk-toolbar .btn { padding: .2rem .45rem; line-height: 1.2; color: #c9d1d9; border-color: var(--hm-border); }
.mk-mount-wrap .ie-mk-toolbar .btn:hover { background: #21262d; color: #e6edf3; }
/* JS (_reflowMdEditor) sets explicit pixel heights on .ie-mk-body and
 * .ProseMirror — that's what makes overflow-y: auto fire reliably and
 * gives the empty editor a definite minimum. CSS just provides a sensible
 * fallback for the brief moment before the first reflow. */
.mk-mount-wrap .ie-mk-body {
  flex: 1; min-height: 0;
  overflow-y: auto;
  position: relative;
}
.mk-mount-wrap .ie-mk-body .ProseMirror {
  padding: .75rem 1rem; font-size: .92rem; line-height: 1.55;
  outline: none; color: #e6edf3;
}
.mk-mount-wrap .ie-mk-body .ProseMirror p  { margin-bottom: .5rem; }
.mk-mount-wrap .ie-mk-body .ProseMirror ul,
.mk-mount-wrap .ie-mk-body .ProseMirror ol { padding-left: 1.4rem; margin-bottom: .5rem; }
.mk-mount-wrap .ie-mk-body .ProseMirror code {
  background: #1c2128; color: #79c0ff;
  padding: .1em .35em; border-radius: 3px;
}
.mk-mount-wrap .ie-mk-body .ProseMirror pre {
  background: var(--hm-bg); border: 1px solid var(--hm-border);
  border-radius: 4px; padding: .5rem; color: #e6edf3;
}
.mk-mount-wrap .ie-mk-body .ProseMirror pre code { background: transparent; padding: 0; }
.mk-mount-wrap .ie-mk-body .ProseMirror blockquote {
  border-left: 3px solid var(--hm-border);
  margin: .5rem 0; padding: .1rem 1rem; color: var(--hm-muted);
}
.mk-mount-wrap .ie-mk-body .ProseMirror a { color: #58a6ff; }
.mk-mount-wrap .ie-mk-body .ProseMirror img {
  display: block;
  width: 75%;
  height: auto;
  max-width: 75%;
  margin: .5rem auto;
  border-radius: 4px;
}
.mk-mount-wrap .ie-mk-body textarea.ie-mk-ta {
  display: block; width: 100%; box-sizing: border-box;
  border: none !important; border-radius: 0 !important;
  background: var(--hm-surface) !important; color: #e6edf3 !important;
  font-family: ui-monospace, monospace; font-size: .9rem;
  min-height: calc(var(--hm-tab-height) - 260px);
  resize: none;
}

/* Pinned project highlight */
.card:has(.badge.bg-warning) { border-color: rgba(210,153,34,.4) !important; }

/* Audit log table */
#auditTable .table { font-size: .82rem; }
#auditTable code { font-size: .8rem; }

/* Post folder tree — no folder icon, clean section headers */
.post-section-header {
  display: flex; align-items: center; gap: .4rem;
  padding: .25rem .5rem; margin-top: .5rem; margin-bottom: .15rem;
  font-size: .75rem; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--hm-muted);
  cursor: pointer; border-radius: 4px;
  user-select: none;
}
.post-section-header:hover { background: #21262d; color: #e6edf3; }
.post-section-chevron { transition: transform .15s; font-size: .65rem; }
.post-section-header[aria-expanded="true"] .post-section-chevron { transform: rotate(90deg); }
.posts-tree .list-group-item { cursor: pointer; }
.posts-tree .list-group-item:hover { background: #21262d !important; }
.posts-tree .list-group { border-radius: 4px; }

/* File browser drag-and-drop */
.split-list.drag-over {
  outline: 2px dashed #58a6ff;
  outline-offset: -4px;
  background: rgba(88, 166, 255, 0.04) !important;
}

/* Split-pane layout */
.h-split { height: var(--hm-tab-height); min-height: 400px; overflow: hidden; }
.split-list { overflow-y: auto; height: 100%; }
#editorPane,
#draftEditorPane { height: 100%; overflow-y: auto; display: flex; flex-direction: column; }
.editor-placeholder {
  text-align: center; padding-top: 3rem;
  color: var(--hm-muted); font-size: .875rem;
}
.pane-cm-container { border: 1px solid var(--hm-border); border-radius: 4px; flex: 1; overflow: hidden; }
.pane-cm-container { height: 100%; }
.pane-cm-container .CodeMirror { height: 100% !important; min-height: 260px; }

/* Editor tab bar */
.editor-tab-bar {
  display: flex; align-items: stretch; gap: 0;
  border-bottom: 1px solid var(--hm-border);
  overflow-x: auto; flex-shrink: 0;
  scrollbar-width: none;
  min-height: 32px;
}
.editor-tab-bar::-webkit-scrollbar { display: none; }
.editor-tab {
  display: flex; align-items: center; gap: .35rem;
  padding: .25rem .65rem; font-size: .78rem;
  border-right: 1px solid var(--hm-border);
  white-space: nowrap; cursor: pointer;
  color: var(--hm-muted); background: transparent;
  min-width: 0; max-width: 180px;
  border-bottom: 2px solid transparent;
  flex-shrink: 0;
}
.editor-tab:hover { background: #21262d; color: #e6edf3; }
.editor-tab.active { color: #e6edf3; border-bottom-color: #58a6ff; background: #21262d; }
.editor-tab .tab-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 120px; }
.editor-tab .tab-dirty { color: #e3b341; font-size: .9em; flex-shrink: 0; }
.editor-tab .tab-close {
  flex-shrink: 0; opacity: .5; font-size: .7rem; line-height: 1;
  padding: .1rem .2rem; border-radius: 3px; margin-left: .15rem;
}
.editor-tab .tab-close:hover { opacity: 1; background: rgba(255,255,255,.1); }
.editor-tab-content { flex: 1; overflow: hidden; min-height: 0; }
.editor-tab-content > div { height: 100%; }

/* File preview in pane */
.file-preview-pane {
  display: flex; flex-direction: column; align-items: center;
  justify-content: flex-start; padding: 1rem; height: 100%; overflow: auto;
}
.file-preview-pane img { max-width: 100%; max-height: calc(var(--hm-tab-height) - 80px); object-fit: contain; border-radius: 4px; }
.file-preview-pane embed { width: 100%; height: calc(var(--hm-tab-height) - 80px); border-radius: 4px; }
.file-preview-meta { font-size: .8rem; color: var(--hm-muted); margin-top: .75rem; text-align: center; }

/* Gallery lightbox */
.gallery-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0,0,0,.9);
  display: flex; align-items: center; justify-content: center;
  cursor: zoom-out;
}
.gallery-overlay img { max-width: 90vw; max-height: 90vh; object-fit: contain; border-radius: 4px; }
.gallery-overlay .gallery-caption {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.7); font-size: .85rem;
}