/* Obsidian-artiges dunkles Theme */
:root {
  --bg: #1e1e1e;
  --bg-alt: #262626;
  --bg-side: #1a1a1a;
  --bg-hover: #2f2f2f;
  --border: #333;
  --text: #dcddde;
  --text-muted: #999;
  --text-faint: #666;
  --accent: #a882ff;
  --accent-dim: #7c5ccc;
  --link: #a882ff;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}

#app { display: grid; grid-template-columns: var(--w-side, 270px) 6px minmax(240px, 1fr) 6px var(--w-graph, 520px) 6px var(--w-right, 290px); height: 100vh; }

/* Ziehbare Trenner zwischen Modulen */
.resizer { background: var(--border); cursor: col-resize; transition: background .12s; }
.resizer:hover, .resizer.dragging { background: var(--accent-dim); }
body.has-solo .resizer { display: none; }

/* Vollbild eines Moduls */
.solo { position: fixed !important; inset: 0 !important; z-index: 200 !important; border: none !important; }

/* Graph-Panel (groß, neben der Notiz — wie in Obsidian) */
#graphpane { display: flex; flex-direction: column; background: var(--bg); border-left: 1px solid var(--border); overflow: hidden; }
.pane-head { display: flex; align-items: center; justify-content: space-between; padding: 9px 14px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); border-bottom: 1px solid var(--border); }
.head-btns { display: flex; gap: 2px; }
.full-btn { background: none; border: none; color: var(--text-muted); font-size: 14px; cursor: pointer; padding: 2px 6px; border-radius: 5px; line-height: 1; }
.full-btn:hover { background: var(--bg-hover); color: var(--text); }

/* Sidebar */
#sidebar { background: var(--bg-side); border-right: 1px solid var(--border); display: flex; flex-direction: column; overflow: hidden; }
.side-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.brand { font-weight: 600; font-size: 14px; color: var(--text); text-decoration: none; cursor: pointer; }
.brand:hover { color: var(--accent); }
.side-head button, #topbar button { background: none; border: none; color: var(--text-muted); font-size: 18px; cursor: pointer; padding: 2px 6px; border-radius: 5px; }
.side-head button:hover, #topbar button:hover { background: var(--bg-hover); color: var(--text); }
.search-wrap { padding: 10px 12px; }
#search { width: 100%; padding: 7px 10px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 6px; color: var(--text); outline: none; }
#search:focus { border-color: var(--accent-dim); }
#explorer { flex: 1; overflow-y: auto; padding: 4px 6px 16px; }
.side-foot { padding: 8px 14px; border-top: 1px solid var(--border); color: var(--text-faint); font-size: 12px; }

.folder { margin: 2px 0; }
.folder-label { display: flex; align-items: center; gap: 5px; padding: 4px 8px; cursor: pointer; color: var(--text-muted); font-size: 13px; font-weight: 600; border-radius: 5px; user-select: none; }
.folder-label:hover { background: var(--bg-hover); color: var(--text); }
.folder-label .caret { transition: transform .12s; font-size: 10px; width: 10px; }
.folder.collapsed .caret { transform: rotate(-90deg); }
.folder.collapsed .folder-children { display: none; }
.folder-children { margin-left: 12px; border-left: 1px solid var(--border); padding-left: 4px; }
.file { display: block; padding: 4px 8px; color: var(--text); text-decoration: none; font-size: 13.5px; border-radius: 5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file:hover { background: var(--bg-hover); }
.file.active { background: var(--accent-dim); color: #fff; }

/* Main */
#main { display: flex; flex-direction: column; overflow: hidden; }
#topbar { display: flex; align-items: center; gap: 8px; padding: 10px 18px; border-bottom: 1px solid var(--border); color: var(--text-muted); font-size: 13px; }
.topbar-actions { margin-left: auto; display: flex; gap: 2px; }

/* Editor */
.editor { display: flex; flex-direction: column; gap: 10px; min-height: 70vh; }
.editor-bar { display: flex; gap: 8px; align-items: center; }
.editor-path { flex: 1; padding: 8px 10px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 6px; color: var(--text); font-family: ui-monospace, monospace; }
.editor-bar button { padding: 8px 14px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg-alt); color: var(--text); cursor: pointer; font-size: 13px; }
.editor-bar .btn-primary { background: var(--accent-dim); border-color: var(--accent-dim); color: #fff; }
.editor-area { flex: 1; min-height: 60vh; width: 100%; padding: 14px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-family: ui-monospace, monospace; font-size: 14px; line-height: 1.6; resize: vertical; outline: none; }
.editor-area:focus { border-color: var(--accent-dim); }
.editor-status { color: var(--text-muted); font-size: 13px; min-height: 18px; }
.editor-status.err { color: #e06c6c; }
.editor-status.ok { color: #82d982; }

/* Statistik */
.stat-cards { display: flex; flex-wrap: wrap; gap: 12px; margin: 16px 0 8px; }
.stat-card { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 10px; padding: 14px 18px; min-width: 110px; }
.stat-card b { display: block; font-size: 26px; color: var(--accent); }
.stat-card span { font-size: 12px; color: var(--text-muted); }
.stat-row { display: flex; align-items: center; gap: 10px; margin: 4px 0; }
.stat-label { width: 180px; font-size: 13px; color: var(--text-muted); }
.stat-bar { flex: 1; height: 10px; background: var(--bg-alt); border-radius: 6px; overflow: hidden; }
.stat-bar span { display: block; height: 100%; background: var(--accent-dim); }
.stat-num { color: var(--text-muted); font-size: 13px; min-width: 30px; text-align: right; }
#menu-btn { display: none; }
#content { flex: 1; overflow-y: auto; padding: 34px 60px 120px; max-width: 1000px; width: 100%; margin: 0; }

/* Rightbar */
#rightbar { background: var(--bg-side); border-left: 1px solid var(--border); overflow-y: auto; padding: 0; }
.right-section { margin: 0 0 24px; padding: 0 16px; }
.right-section:first-of-type { margin-top: 16px; }
.right-section h3 { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); margin: 0 0 8px; }
#outline a { display: block; color: var(--text-muted); text-decoration: none; font-size: 13px; padding: 3px 0; border-radius: 4px; }
#outline a:hover { color: var(--accent); }
#outline a.h3 { padding-left: 12px; font-size: 12.5px; }
.empty { color: var(--text-faint); font-size: 12.5px; font-style: italic; }

#local-graph { flex: 1; width: 100%; min-height: 0; overflow: hidden; background: #161616; }

/* Schmalere Fenster: erst rechte Spalte weg, dann Graph-Panel weg */
@media (max-width: 1500px) and (min-width: 1101px) {
  #app { grid-template-columns: var(--w-side, 270px) 6px minmax(240px, 1fr) 6px var(--w-graph, 520px); }
  #rightbar, .resizer[data-resize="right"] { display: none; }
}
@media (max-width: 1100px) and (min-width: 901px) {
  #app { grid-template-columns: var(--w-side, 270px) 6px minmax(0, 1fr); }
  #graphpane, #rightbar, .resizer[data-resize="graph"], .resizer[data-resize="right"] { display: none; }
}

.bl-item { display: block; text-decoration: none; padding: 8px 10px; margin-bottom: 7px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 7px; }
.bl-item:hover { border-color: var(--accent-dim); }
.bl-title { color: var(--accent); font-size: 13px; font-weight: 600; }
.bl-ctx { color: var(--text-muted); font-size: 12px; margin-top: 3px; line-height: 1.4; }

/* Frontmatter chips */
.fm-bar { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.chip { font-size: 12px; padding: 2px 9px; border-radius: 20px; background: var(--bg-alt); color: var(--text-muted); border: 1px solid var(--border); }
.chip.tag { color: var(--accent); border-color: var(--accent-dim); }

/* Markdown */
.markdown h1 { font-size: 30px; margin: .2em 0 .6em; }
.markdown h2 { font-size: 23px; margin: 1.4em 0 .5em; border-bottom: 1px solid var(--border); padding-bottom: .2em; }
.markdown h3 { font-size: 18px; margin: 1.2em 0 .4em; }
.markdown a { color: var(--link); text-decoration: none; }
.markdown a:hover { text-decoration: underline; }
.markdown a.wikilink { background: rgba(168,130,255,.12); padding: 0 3px; border-radius: 4px; }
.markdown a.wikilink.missing { color: #e06c6c; background: rgba(224,108,108,.12); }
.markdown code { background: var(--bg-alt); padding: 2px 5px; border-radius: 4px; font-size: 90%; }
.markdown pre { background: var(--bg-alt); padding: 14px; border-radius: 8px; overflow-x: auto; border: 1px solid var(--border); }
.markdown pre code { background: none; padding: 0; }
.markdown blockquote { border-left: 3px solid var(--accent-dim); margin: 1em 0; padding: .2em 1em; color: var(--text-muted); background: rgba(168,130,255,.05); }
.markdown table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.markdown th, .markdown td { border: 1px solid var(--border); padding: 7px 11px; text-align: left; }
.markdown th { background: var(--bg-alt); }
.markdown ul, .markdown ol { padding-left: 1.4em; }
.markdown input[type=checkbox] { margin-right: 6px; }
.markdown hr { border: none; border-top: 1px solid var(--border); margin: 1.6em 0; }

/* Graph overlay */
#graph-overlay { position: fixed; inset: 0; background: rgba(15,15,15,.97); z-index: 50; display: flex; flex-direction: column; }
#graph-overlay.hidden { display: none; }
.graph-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.graph-head button { background: none; border: none; color: var(--text-muted); font-size: 18px; cursor: pointer; }
#graph-canvas { flex: 1; width: 100%; min-height: 0; overflow: hidden; }

/* Mobile */
@media (max-width: 900px) {
  #app { grid-template-columns: 1fr; }
  #rightbar, #graphpane, .resizer { display: none; }
  #sidebar { position: fixed; left: 0; top: 0; bottom: 0; width: 280px; z-index: 40; transform: translateX(-100%); transition: transform .2s; }
  #sidebar.open { transform: translateX(0); }
  #menu-btn { display: inline; }
  #content { padding: 24px 20px 100px; }
}