/* ── Obsidian theme bridge ────────────────────────────────────────
   All app UI variables are aliases of standard Obsidian variables.
   Drop any Obsidian theme.css into <head> and it applies instantly.
   The .theme-dark defaults below are overridden by the theme file.
─────────────────────────────────────────────────────────────────── */

/* Obsidian base variable defaults (dark mode fallback) */
:root {
  --background-primary:          #1a1b26;
  --background-secondary:        #16161e;
  --background-primary-alt:      #1a1b26;
  --background-modifier-border:  rgba(255,255,255,0.09);
  --background-modifier-hover:   rgba(255,255,255,0.07);
  --text-normal:                 #c0caf5;
  --text-muted:                  #a9b1d6;
  --text-faint:                  #565f89;
  --text-accent:                 #bb9af7;
  --text-accent-hover:           #7dcfff;
  --text-on-accent:              #1a1b26;
  --interactive-accent:          #7aa2f7;
  --interactive-accent-hover:    #7dcfff;
  --interactive-normal:          #16161e;
  --interactive-hover:           #1a1b26;
  --background-modifier-error:   #db4b4b;
  --scrollbar-thumb-bg:          rgba(255,255,255,0.15);
  --h1-color: #f7768e;
  --h2-color: #e0af68;
  --h3-color: #9ece6a;
  --h4-color: #7dcfff;
  --h5-color: #7aa2f7;
  --h6-color: #bb9af7;
  --sidebar-w: 280px;
  --tag-color: #bb9af7;
  --tag-background: rgba(187,154,247,0.12);
  --tag-color-hover: #7dcfff;
  --tag-background-hover: rgba(125,207,255,0.12);
  --code-background: rgba(36,40,59,0.9);
  --code-normal: #c0caf5;
  --bold-color: #7dcfff;
  --italic-color: #7dcfff;
  --link-color: #bb9af7;
  --checkbox-color: #9ece6a;
}

/* App UI → Obsidian variable bridge (no hardcoded colors below this line) */
:root {
  --bg:           var(--background-primary);
  --canvas-bg:    var(--background-secondary);
  --surface:      var(--background-modifier-hover);
  --surface-2:    var(--background-modifier-hover);
  --surface-hover:var(--background-modifier-hover);
  --border:       var(--background-modifier-border);
  --border2:      var(--background-modifier-border);
  --accent:       var(--interactive-accent);
  --accent2:      var(--text-accent);
  --accent3:      var(--background-modifier-error);
  --text:         var(--text-normal);
  --muted:        var(--text-faint);
  --muted2:       var(--text-faint);
  --glow:         0 0 20px rgba(122,162,247,0.25);
  --glow2:        0 0 20px rgba(187,154,247,0.25);
  --sidebar-w: 280px;
  --bar-h: 80px;
  --tab-h: 40px;
  --canvas-bg: #0d0f16;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; height: 100%; overflow: hidden; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
}

/* ─── Loader ─────────────────────────────────────────────────────────────────── */
#loader {
  position: fixed; inset: 0;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 16px;
  z-index: 9999;
  transition: opacity 0.5s;
}
#loader.done { opacity: 0; pointer-events: none; }
.loader-ring {
  width: 48px; height: 48px; border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--accent) 15%, transparent);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}
#loader p { font-size: 11px; color: var(--muted); letter-spacing: normal;  }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── App Shell ─────────────────────────────────────────────────────────────── */
#app { display: flex; flex: 1; height: 100vh; flex-direction: column; overflow: hidden; }

/* ─── Top Toolbar ────────────────────────────────────────────────────────────── */
#toolbar {
  display: flex; align-items: center; gap: 8px;
  height: 40px; padding: 0 12px;
  background: rgba(8,10,15,0.95);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0; z-index: 50;
}
#hamburger {
  width: 30px; height: 30px; border: none; background: none;
  color: var(--muted); cursor: pointer; display: flex; align-items: center;
  justify-content: center; border-radius: 6px; transition: color 0.2s, background 0.2s;
  flex-shrink: 0;
}
#hamburger:hover { color: var(--accent); background: var(--surface); }
#hamburger svg { display: block; }

/* Canvas column */
#canvasCol {
  display: flex; flex-direction: column; flex: 1; overflow: hidden;
}

/* Tab bar row */
#tabBar {
  display: flex; align-items: center; gap: 0;
  height: 40px; padding: 4px 8px;
  background: rgba(8,10,15,0.95);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0; z-index: 40;
  overflow: hidden;
}

/* Canvas tabs */
#canvasTabs {
  display: flex; align-items: center; flex: 1;
  gap: 2px; overflow-x: auto; scrollbar-width: none;
}
#canvasTabs::-webkit-scrollbar { display: none; }
.canvas-tab {
  display: flex; align-items: center; gap: 6px;
  padding: 0 12px; height: 30px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); font-size: 11px; letter-spacing: normal;
  cursor: pointer; white-space: nowrap; transition: all 0.15s;
  flex-shrink: 0;
}
.canvas-tab:hover { color: var(--text); border-color: var(--border2); }
.canvas-tab.active { background: var(--surface-2); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
.canvas-tab .tab-close {
  width: 14px; height: 14px; border: none; background: none;
  color: var(--muted); cursor: pointer; font-size: 12px; line-height: 1;
  border-radius: 3px; transition: all 0.15s; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.canvas-tab .tab-close:hover { color: var(--accent3); background: color-mix(in srgb, var(--accent3) 15%, transparent); }

/* Save/Push buttons */
#saveStatus {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 6px;
  font-size: 10px; letter-spacing: normal;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--muted); cursor: pointer; transition: all 0.2s; flex-shrink: 0;
}
#saveStatus.unsaved { color: #ffb400; border-color: rgba(255,180,0,0.4); }
#saveStatus.saved { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
#saveStatus svg { display: block; }
#pushBtn {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 6px;
  font-size: 10px; letter-spacing: normal;
  border: 1px solid color-mix(in srgb, var(--accent2) 40%, transparent); background: color-mix(in srgb, var(--accent2) 10%, transparent);
  color: #b8a6ff; cursor: pointer; transition: all 0.2s; flex-shrink: 0;
}
#pushBtn:hover { background: color-mix(in srgb, var(--accent2) 20%, transparent); box-shadow: var(--glow2); }
#pushBtn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ─── Main Area ──────────────────────────────────────────────────────────────── */
#main {
  display: flex; flex: 1; overflow: hidden;
  position: relative;
}

/* ─── Sidebar ────────────────────────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  min-width: 180px; max-width: 480px;
  background: rgba(8,10,15,0.97);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  flex-shrink: 0; position: relative;
  transition: width 0.2s, padding-bottom 0.2s;
  z-index: 10;
}
/* Push sidebar content up when player bar appears so viewControls stays visible */
body.player-visible #sidebar {
  padding-bottom: 76px;
}
#sidebar.collapsed { width: 0 !important; overflow: hidden; min-width: 0 !important; border-right: none; }

/* Resize handle */
#sidebarResizer {
  position: absolute; right: -4px; top: 0; bottom: 0;
  width: 8px; cursor: col-resize; z-index: 20;
  background: transparent;
}
#sidebarResizer::after {
  content: ""; position: absolute;
  left: 3px; top: 0; bottom: 0; width: 2px;
  background: transparent; transition: background 0.2s;
}
#sidebarResizer:hover::after { background: color-mix(in srgb, var(--accent) 40%, transparent); }

/* Sidebar header */
#sidebarHeader {
  display: flex; gap: 4px;
  padding: 8px 8px 0; flex-shrink: 0;
}
.sidebar-tab-btn {
  flex: 1; padding: 6px; border: none; border-radius: 8px;
  background: var(--surface); color: var(--muted);
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 11px;
  letter-spacing: normal; cursor: pointer; transition: all 0.15s;
}
.sidebar-tab-btn.active { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); }

/* Search */
#sidebarSearch {
  margin: 8px; position: relative; flex-shrink: 0;
}
#sidebarSearchInput {
  width: 100%; padding: 7px 10px 7px 30px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); color: var(--text);
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 11px;
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
#sidebarSearchInput:focus { border-color: var(--accent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 10%, transparent); }
#sidebarSearch::before {
  content: "⌕"; position: absolute; left: 8px; top: 50%;
  transform: translateY(-50%); color: var(--muted); font-size: 16px;
  pointer-events: none;
}

/* Tag filter strip */
#tagFilterStrip {
  padding: 0 8px 6px; display: flex; align-items: center;
  gap: 4px; flex-wrap: wrap; flex-shrink: 0;
}
#addTagGlobal {
  font-size: 10px; padding: 2px 8px; border-radius: 99px;
  border: 1px dashed var(--border2); background: none;
  color: var(--muted); cursor: pointer; font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace;
  letter-spacing: normal; transition: all 0.15s;
}
#addTagGlobal:hover { border-color: var(--accent); color: var(--accent); }

/* Sidebar content */
#sidebarContent {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  scrollbar-width: thin; scrollbar-color: var(--border) transparent;
}
#sidebarContent::-webkit-scrollbar { width: 4px; }
#sidebarContent::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

/* Files panel — VS Code style */
.explorer-folder { display: flex; flex-direction: column; }
.folder-row {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 10px; cursor: pointer; user-select: none;
  transition: background 0.1s; border-radius: 6px; margin: 1px 4px;
  font-weight: 600;
  color: var(--text-normal); font-size: 13px;
}
.folder-row:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.folder-row.open { background: color-mix(in srgb, var(--accent) 4%, transparent); }
.folder-chevron { font-size: 9px; color: var(--muted); width: 10px; text-align: center; transition: transform 0.2s; }
.folder-row.open .folder-chevron { transform: rotate(90deg); }
/* ─── Folder icon (custom SVG) ─────────────────────────────────── */
.folder-icon {
  display: inline-block;
  width: 15px; height: 13px; flex-shrink: 0;
  background-color: var(--text-faint);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg fill='%23000' version='1.1' xmlns='http://www.w3.org/2000/svg' viewBox='0 0 598.465 598.465'%3E%3Cg%3E%3Cpath d='M58.64,530.358h481.185c32.058,0,58.14-26.082,58.14-58.141v-299.88c0-32.059-26.082-58.14-58.14-58.14H323.819l-10.096-17.28c-5.114-8.754-12.467-16.05-21.261-21.097c-8.793-5.046-18.8-7.714-28.939-7.714H58.64C26.582,68.106,0.5,94.188,0.5,126.247v30.791v298.165v17.016C0.5,504.276,26.582,530.358,58.64,530.358z'/%3E%3C/g%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg fill='%23000' version='1.1' xmlns='http://www.w3.org/2000/svg' viewBox='0 0 598.465 598.465'%3E%3Cg%3E%3Cpath d='M58.64,530.358h481.185c32.058,0,58.14-26.082,58.14-58.141v-299.88c0-32.059-26.082-58.14-58.14-58.14H323.819l-10.096-17.28c-5.114-8.754-12.467-16.05-21.261-21.097c-8.793-5.046-18.8-7.714-28.939-7.714H58.64C26.582,68.106,0.5,94.188,0.5,126.247v30.791v298.165v17.016C0.5,504.276,26.582,530.358,58.64,530.358z'/%3E%3C/g%3E%3C/svg%3E");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  vertical-align: middle;
  font-size: 0; /* hide any text content */
}
.folder-row:hover .folder-icon,
.folder-row.open .folder-icon {
  background-color: var(--text-muted);
}
.folder-label { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.folder-count { font-size: 9px; color: var(--muted); font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; }
.folder-children { display: none; flex-direction: column; padding-left: 16px; border-left: 1px solid color-mix(in srgb, var(--accent) 10%, transparent); margin-left: 18px; }
.folder-children.open { display: flex; }

/* Song rows in sidebar */
.sb-song-row {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 10px; margin: 1px 4px;
  border-radius: 6px; cursor: pointer; transition: background 0.1s;
  user-select: none;
}
.sb-song-row:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.sb-song-row.playing { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.sb-song-icon { font-size: 8px; flex-shrink: 0; color: var(--text-faint); margin-top: 1px; }
.sb-song-name {
  flex: 1; font-size: 12px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; color: var(--text);
}
.sb-song-ext {
  font-size: 8px; padding: 1px 5px; border-radius: 3px;
  background: rgba(255,180,0,0.1); color: #ffb400;
  border: 1px solid rgba(255,180,0,0.2); letter-spacing: normal;
  flex-shrink: 0;
}
.sb-song-tags { display: flex; gap: 3px; flex-wrap: wrap; padding: 2px 10px 5px 33px; }
.sb-tag {
  font-size: 9px; padding: 1px 6px; border-radius: 99px;
  background: color-mix(in srgb, var(--accent) 10%, transparent); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent); letter-spacing: normal;
  cursor: pointer; transition: all 0.15s;
}
.sb-tag:hover { background: color-mix(in srgb, var(--accent) 20%, transparent); }
.sb-tag.filter-active { background: var(--accent); color: var(--bg); }

/* Canvases panel */
.canvas-list-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; margin: 1px 4px;
  border-radius: 6px; cursor: pointer; transition: background 0.1s;
}
.canvas-list-item:hover { background: var(--surface-hover); }
.canvas-list-item.active { background: color-mix(in srgb, var(--accent2) 10%, transparent); }
.canvas-list-icon { font-size: 14px; color: var(--muted); }
.canvas-list-name { flex: 1; font-size: 12px; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* View controls */
#viewControls {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 8px; flex-shrink: 0;
  border-top: 1px solid var(--border);
}
.view-btn {
  flex: 1; padding: 4px; border: 1px solid var(--border);
  border-radius: 6px; background: none; color: var(--muted);
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 9px;
  letter-spacing: normal; cursor: pointer; transition: all 0.15s;
}
.view-btn.active { background: var(--surface); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); }

/* Gallery view */
#sidebarContent.gallery-view .sb-song-row { display: none; }
#sidebarContent.gallery-view .sb-song-tags { display: none; }
#sidebarContent.gallery-view .folder-children { display: none; padding-left: 0; border: none; margin: 0; }
#sidebarContent.gallery-view .folder-children.open { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 6px; }
#sidebarContent.gallery-view .folder-children.open .sb-song-row { display: flex; flex-direction: column; align-items: flex-start; height: 90px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); padding: 10px; }
#sidebarContent.gallery-view .folder-children.open .sb-song-tags { display: flex; padding: 4px 0 0; }

/* ─── Canvas Area ─────────────────────────────────────────────────────────────── */
#canvasArea {
  flex: 1; position: relative; overflow: hidden;
  background: var(--canvas-bg);
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}
.canvas-page { display: none; width: 100%; height: 100%; position: absolute; inset: 0; }
.canvas-page.active { display: block; }

/* Canvas SVG layer for arrows */
.canvas-svg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; overflow: visible;
}

/* Canvas nodes */
.canvas-nodes {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  transform-origin: 0 0;
}

/* Canvas node */
.c-node {
  position: absolute; background: #1a1d26;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px; min-width: 180px; min-height: 80px;
  cursor: move; user-select: none;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.c-node:hover { border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
.c-node.selected { border-color: var(--accent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 20%, transparent), 0 4px 24px rgba(0,0,0,0.5); }
.c-node.missing-file { border-color: color-mix(in srgb, var(--accent3) 40%, transparent); }

/* Resize handle */
.c-node .resize-handle {
  position: absolute; bottom: 3px; right: 3px;
  width: 12px; height: 12px; cursor: se-resize;
  opacity: 0; transition: opacity 0.15s;
}
.c-node:hover .resize-handle,
.c-node.selected .resize-handle { opacity: 1; }
.c-node .resize-handle::before {
  content: "";
  display: block; width: 100%; height: 100%;
  background: linear-gradient(135deg, transparent 50%, var(--accent) 50%);
  border-radius: 0 0 6px 0;
  opacity: 0.5;
}

/* Connection dot */
.c-node .conn-dot {
  position: absolute; width: 10px; height: 10px;
  border-radius: 50%; background: var(--accent);
  border: 2px solid var(--canvas-bg);
  cursor: crosshair; opacity: 0; transition: opacity 0.15s;
}
.c-node:hover .conn-dot,
.c-node.selected .conn-dot { opacity: 1; }
.c-node .conn-dot.right { right: -5px; top: 50%; transform: translateY(-50%); }
.c-node .conn-dot.left { left: -5px; top: 50%; transform: translateY(-50%); }
.c-node .conn-dot.bottom { bottom: -5px; left: 50%; transform: translateX(-50%); }
.c-node .conn-dot.top { top: -5px; left: 50%; transform: translateX(-50%); }

/* Node header */
.c-node-header {
  padding: 10px 14px 6px;
  display: flex; align-items: flex-start; gap: 6px;
}
.c-node-title {
  flex: 1; font-weight: 600;
  font-size: 14px; color: var(--text-normal); outline: none;
  background: none; border: none; padding: 0; cursor: text;
  white-space: pre-wrap; word-break: break-word; min-width: 0;
  line-height: 1.4;
}
.c-node-title:empty::before { content: attr(data-placeholder); color: var(--muted); pointer-events: none; }
.c-node-desc {
  padding: 0 14px 10px; font-size: 12px; color: var(--muted);
  outline: none; background: none; border: none;
  white-space: pre-wrap; word-break: break-word;
  line-height: 1.6; cursor: text;
}
.c-node-desc:empty::before { content: attr(data-placeholder); color: var(--text-faint); pointer-events: none; }

/* Audio node */
.c-audio-node { padding: 0; overflow: hidden; }
.c-audio-inner { padding: 10px 14px; }
.c-audio-player {
  background: rgba(0,0,0,0.3); padding: 8px 12px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.c-audio-title { font-size: 12px; color: var(--text-normal); font-weight: 600; padding: 8px 14px 0; }
.c-audio-desc { font-size: 11px; color: var(--muted); padding: 4px 14px 6px; white-space: pre-wrap; word-break: break-word; outline: none; cursor: text; }
.c-audio-desc:empty::before { content: "Add description..."; color: var(--text-faint); }
.c-play-btn {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1.5px solid var(--accent); background: none;
  color: var(--accent); cursor: pointer; display: flex;
  align-items: center; justify-content: center; flex-shrink: 0;
  transition: all 0.15s; font-size: 10px; padding: 0;
}
.c-play-btn:hover, .c-play-btn.playing { background: var(--accent); color: var(--bg); box-shadow: var(--glow); }
.c-mini-prog {
  flex: 1; height: 3px; background: rgba(255,255,255,0.1);
  border-radius: 99px; cursor: pointer; position: relative;
}
.c-mini-prog-fill {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px; width: 0%; pointer-events: none;
}
.c-audio-time { font-size: 9px; color: var(--muted); letter-spacing: normal; flex-shrink: 0; }
.c-relocate-btn {
  font-size: 9px; padding: 3px 8px; border-radius: 4px;
  border: 1px solid color-mix(in srgb, var(--accent3) 40%, transparent); background: color-mix(in srgb, var(--accent3) 10%, transparent);
  color: #ff6b6b; cursor: pointer; transition: all 0.15s; letter-spacing: normal;
}
.c-relocate-btn:hover { background: color-mix(in srgb, var(--accent3) 20%, transparent); }

/* YouTube embed node */
.c-yt-node { padding: 0; overflow: hidden; }
.c-yt-title { font-size: 11px; color: #ff6b6b; padding: 8px 14px 4px; font-weight: 700; }
.c-yt-frame-wrap {
  position: relative; background: #000;
  aspect-ratio: 16/9; overflow: hidden;
}
.c-yt-frame-wrap iframe { width: 100%; height: 100%; border: none; pointer-events: none; }
.c-yt-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.4); cursor: pointer; transition: background 0.15s;
}
.c-yt-overlay:hover { background: rgba(0,0,0,0.2); }
.c-yt-overlay.hidden { display: none; }
.c-yt-play-icon {
  width: 56px; height: 40px; background: #ff0000;
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
}
.c-yt-play-icon svg { display: block; }

/* Spotify embed node */
.c-sp-node { padding: 0; overflow: hidden; }
.c-sp-frame { border: none; width: 100%; border-radius: 0 0 12px 12px; }

/* ─── Slash menu ─────────────────────────────────────────────────────────────── */
#slashMenu {
  position: fixed; background: #1a1d26;
  border: 1px solid var(--border2); border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6); z-index: 1000;
  min-width: 220px; display: none; overflow: hidden;
}
.slash-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; cursor: pointer; transition: background 0.1s;
  font-size: 12px;
}
.slash-item:hover, .slash-item.active { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.slash-item-icon { font-size: 16px; width: 24px; text-align: center; }
.slash-item-label { flex: 1; }
.slash-item-key { font-size: 9px; color: var(--muted); letter-spacing: normal; }

/* ─── Context menu ─────────────────────────────────────────────────────────────── */
#ctxMenu {
  position: fixed; background: #1a1d26;
  border: 1px solid var(--border2); border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6); z-index: 1001;
  min-width: 200px; display: none; overflow: hidden;
}
.ctx-item {
  padding: 8px 16px; cursor: pointer; font-size: 12px;
  transition: background 0.1s; display: flex; align-items: center; gap: 8px;
}
.ctx-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.ctx-item.danger:hover { background: color-mix(in srgb, var(--accent3) 8%, transparent); color: var(--accent3); }
.ctx-sep { height: 1px; background: var(--border); margin: 4px 0; }
.ctx-key { margin-left: auto; font-size: 9px; color: var(--muted); }

/* ─── Modals ──────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px); z-index: 2000;
  display: none; align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #12151f; border: 1px solid var(--border2);
  border-radius: 16px; padding: 24px; min-width: 360px; max-width: 90vw;
  box-shadow: 0 24px 64px rgba(0,0,0,0.8);
  animation: modalIn 0.2s ease;
}
@keyframes modalIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
.modal h3 { font-size: 15px; color: var(--text-normal); margin-bottom: 16px; font-weight: 600; }
.modal-input {
  width: 100%; padding: 10px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 13px;
  outline: none; margin-bottom: 12px; transition: border-color 0.2s;
}
.modal-input:focus { border-color: var(--accent); }
.modal-btns { display: flex; gap: 8px; justify-content: flex-end; }
.modal-btn {
  padding: 8px 18px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--muted);
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 11px; letter-spacing: normal;
  cursor: pointer; transition: all 0.2s;
}
.modal-btn.primary { border-color: var(--accent); color: var(--accent); }
.modal-btn.primary:hover { background: var(--accent); color: var(--bg); box-shadow: var(--glow); }
.modal-btn.danger { border-color: color-mix(in srgb, var(--accent3) 40%, transparent); color: var(--accent3); }
.modal-btn.danger:hover { background: color-mix(in srgb, var(--accent3) 15%, transparent); }

/* File relocate modal */
#relocateList { max-height: 280px; overflow-y: auto; margin-bottom: 12px; }
.relocate-item {
  padding: 8px 12px; border-radius: 6px; cursor: pointer;
  font-size: 12px; color: var(--text); transition: background 0.1s;
  display: flex; align-items: center; gap: 8px;
}
.relocate-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.relocate-item.selected { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); }

/* Tags modal */
#tagsModalList { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.tag-manage-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: 6px; background: var(--surface);
}
.tag-badge {
  flex: 1; font-size: 11px; padding: 2px 10px; border-radius: 99px;
  background: color-mix(in srgb, var(--accent) 10%, transparent); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent); letter-spacing: normal;
  display: inline-block;
}
.tag-remove {
  background: none; border: none; color: var(--muted);
  cursor: pointer; font-size: 14px; transition: color 0.15s;
  padding: 0 4px;
}
.tag-remove:hover { color: var(--accent3); }

/* ─── Bottom Player Bar ──────────────────────────────────────────────────────── */
#bottomBar {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(8,10,15,0.98); backdrop-filter: blur(24px);
  border-top: 1px solid color-mix(in srgb, var(--accent) 15%, transparent);
  padding: 10px 20px 12px;
  display: none; flex-direction: column; gap: 6px;
  z-index: 100;
}
#bottomBar.visible { display: flex; }
.bar-top { display: flex; align-items: center; gap: 14px; }
#barPlayBtn {
  width: 38px; height: 38px; border-radius: 50%;
  border: 2px solid var(--accent); background: transparent;
  color: var(--accent); cursor: pointer; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; padding: 0;
}
#barPlayBtn:hover, #barPlayBtn.active { background: var(--accent); color: var(--bg); box-shadow: var(--glow); }
.bar-info { flex: 1; min-width: 0; }
#barTitle {
  font-weight: 600;
  font-size: 13px; color: var(--text-normal);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#barQuality { font-size: 10px; color: var(--muted); letter-spacing: normal; margin-top: 2px; }
#barTags { display: flex; gap: 4px; margin-top: 3px; flex-wrap: wrap; }
#barTags .sb-tag { cursor: default; }
.bar-times { font-size: 10px; color: var(--muted); letter-spacing: normal; flex-shrink: 0; white-space: nowrap; }
#barVolWrap { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
#barVolIcon { font-size: 16px; color: var(--muted); cursor: pointer; transition: color 0.2s; }
#barVolIcon:hover { color: var(--accent); }
#barVolSlider {
  -webkit-appearance: none; appearance: none;
  width: 70px; height: 3px; background: rgba(255,255,255,0.1);
  border-radius: 99px; outline: none; cursor: pointer;
}
#barVolSlider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 10px; height: 10px;
  border-radius: 50%; background: var(--accent); box-shadow: 0 0 4px color-mix(in srgb, var(--accent) 50%, transparent);
}
#barDownloadBtn {
  padding: 4px 12px; border-radius: 6px; font-size: 10px;
  border: 1px solid var(--border); background: none; color: var(--muted);
  cursor: pointer; font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; letter-spacing: normal;
  transition: all 0.2s; white-space: nowrap; flex-shrink: 0;
}
#barDownloadBtn:hover { border-color: var(--accent); color: var(--accent); }
.bar-progress-wrap {
  height: 4px; background: rgba(255,255,255,0.08);
  border-radius: 99px; cursor: pointer; position: relative;
}
.bar-progress-fill {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px; width: 0%; pointer-events: none; transition: width 0.05s linear;
}
.bar-progress-wrap:hover .bar-progress-fill { filter: brightness(1.2); }

/* Unsaved changes warning */
#unsavedBadge {
  position: absolute; top: 6px; left: 50%; transform: translateX(-50%);
  background: rgba(255,180,0,0.15); border: 1px solid rgba(255,180,0,0.4);
  color: #ffb400; font-size: 10px; letter-spacing: normal;
  padding: 3px 10px; border-radius: 99px; pointer-events: none;
  opacity: 0; transition: opacity 0.2s;
}
#unsavedBadge.show { opacity: 1; }

/* Canvas pan/zoom cursor */
#canvasArea.panning { cursor: grabbing; }
#canvasArea.pan-ready { cursor: grab; }

/* Delete confirmation */
#deleteConfirm { z-index: 2500; }

/* Push modal */
#pushModal { z-index: 2000; }
#pushModalSteps { margin: 12px 0; font-size: 12px; color: var(--muted); line-height: 1.8; }
#pushResult { font-size: 12px; margin-top: 10px; color: var(--accent); }

/* No songs placeholder */
.no-songs { padding: 16px; font-size: 11px; color: var(--muted); letter-spacing: normal; text-align: center; }

/* ─── Markdown rendering in nodes ─────────────────────────────────────────── */
.c-node-desc.md-rendered { cursor: default; }
.c-node-desc.md-rendered:focus { cursor: text; }
.md-view h1 { font-size: 18px; font-weight: 800; color: var(--h1-color, var(--text-accent)); margin: 4px 0 6px; font-family: inherit; }
.md-view h2 { font-size: 15px; font-weight: 700; color: var(--h2-color, var(--text-accent)); margin: 4px 0 4px; font-family: inherit; }
.md-view h3 { font-size: 13px; font-weight: 700; color: var(--h3-color, var(--text-normal)); margin: 3px 0 3px; font-family: inherit; }
.md-view h4 { font-size: 12px; font-weight: 700; color: var(--h4-color, var(--text-muted)); margin: 2px 0; }
.md-view h5 { font-size: 12px; font-weight: 700; color: var(--h5-color, var(--text-muted)); margin: 2px 0; }
.md-view h6 { font-size: 12px; font-weight: 700; color: var(--h6-color, var(--text-muted)); margin: 2px 0; }
.md-view p { margin: 3px 0; line-height: 1.6; }
.md-view strong { color: var(--bold-color, var(--text-normal)); font-weight: 700; }
.md-view em { font-style: italic; color: var(--italic-color, var(--text-muted)); }
.md-view del { text-decoration: line-through; color: var(--text-faint); }
.md-view code { background: var(--code-background); border: 1px solid var(--background-modifier-border); border-radius: 3px; padding: 1px 5px; font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace; font-size: 10px; color: var(--code-normal, var(--text-normal)); }
.md-view pre { background: var(--code-background); border-radius: 6px; padding: 8px 12px; margin: 6px 0; overflow-x: auto; }
.md-view pre code { background: none; border: none; padding: 0; font-size: 10px; }
.md-view ul, .md-view ol { margin: 4px 0; padding-left: 18px; }
.md-view li { margin: 2px 0; line-height: 1.5; }
.md-view blockquote { border-left: 3px solid var(--text-accent); margin: 6px 0; padding: 2px 10px; color: var(--text-muted); font-style: italic; }
.md-view hr { border: none; border-top: 1px solid var(--background-modifier-border); margin: 8px 0; }
.md-view a { color: var(--link-color, var(--text-accent)); text-decoration: underline; }
.md-view a:hover { color: var(--link-color-hover, var(--text-accent-hover)); }
.md-view table { border-collapse: collapse; font-size: 11px; margin: 6px 0; width: 100%; }
.md-view th { background: var(--background-secondary); border: 1px solid var(--background-modifier-border); padding: 4px 8px; text-align: left; color: var(--text-accent); }
.md-view td { border: 1px solid var(--background-modifier-border); padding: 3px 8px; }
.md-todo { list-style: none; padding-left: 4px; }
.md-todo li { display: flex; align-items: flex-start; gap: 6px; margin: 3px 0; }
.md-todo input[type=checkbox] { accent-color: var(--checkbox-color, var(--interactive-accent)); margin-top: 2px; flex-shrink: 0; }
.md-toggle { margin: 4px 0; }
.md-toggle summary { cursor: pointer; color: var(--text-normal); list-style: none; display: flex; align-items: center; gap: 6px; }
.md-toggle summary::before { content: "▶"; font-size: 9px; color: var(--text-faint); transition: transform 0.2s; }
.md-toggle[open] summary::before { transform: rotate(90deg); }
.md-toggle .toggle-content { padding-left: 16px; color: var(--text-muted); margin-top: 4px; }

/* ─── Song loading indicator ───────────────────────────────────────────────── */
.c-play-btn.loading {
  animation: loadPulse 0.8s ease-in-out infinite;
  pointer-events: none;
}
.c-play-btn.loading svg { display: none; }
.c-play-btn.loading::after {
  content: "";
  width: 10px; height: 10px; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  display: block;
}
@keyframes loadPulse { 0%,100% { opacity:0.7; } 50% { opacity:1; } }
#barPlayBtn.loading { pointer-events: none; }
#barPlayBtn.loading svg { display: none; }
#barPlayBtn.loading::after {
  content: "";
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  display: block;
}

/* ─── Tag picker dropdown ──────────────────────────────────────────────────── */
#tagPickerDropdown {
  position: absolute; left: 8px; top: 100%;
  background: #1a1d26; border: 1px solid var(--border2);
  border-radius: 10px; box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  z-index: 200; min-width: 160px; overflow: hidden;
  display: none; max-height: 200px; overflow-y: auto;
}
#tagPickerDropdown.open { display: block; }
.tag-picker-item {
  padding: 7px 14px; cursor: pointer; font-size: 11px;
  color: var(--text); transition: background 0.1s;
  display: flex; align-items: center; gap: 6px;
}
.tag-picker-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.tag-picker-item .tp-badge {
  font-size: 9px; padding: 1px 6px; border-radius: 99px;
  background: color-mix(in srgb, var(--accent) 10%, transparent); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
}
.tag-picker-item.active .tp-badge { background: var(--accent); color: var(--bg); }
.tag-picker-empty { padding: 10px 14px; font-size: 11px; color: var(--muted); }

/* ─── File explorer right-click menu ───────────────────────────────────────── */
#explorerCtxMenu {
  position: fixed; background: #1a1d26;
  border: 1px solid var(--border2); border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6); z-index: 1001;
  min-width: 180px; display: none; overflow: hidden;
}
.ectx-item {
  padding: 8px 16px; cursor: pointer; font-size: 12px;
  transition: background 0.1s; display: flex; align-items: center; gap: 8px;
}
.ectx-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }

/* ─── Toast notification ─────────────────────────────────────────── */
#toastContainer {
  position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%);
  z-index: 9999; display: flex; flex-direction: column; gap: 8px;
  align-items: center; pointer-events: none;
}
.toast {
  background: var(--background-secondary);
  border: 1px solid var(--background-modifier-border);
  color: var(--text-normal);
  border-radius: 8px; padding: 10px 16px;
  font-size: 12px; line-height: 1.6;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
  max-width: 480px; text-align: center; white-space: pre-line;
  pointer-events: all; cursor: pointer;
  animation: toastIn 0.2s ease;
}
.toast.error { border-color: var(--background-modifier-error); color: var(--background-modifier-error); }
@keyframes toastIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }

/* Arrow path */
.arrow-path {
  fill: none; stroke: color-mix(in srgb, var(--accent) 50%, transparent); stroke-width: 2;
  marker-end: url(#arrowhead);
}
.arrow-path.selected { stroke: var(--accent); }
.arrow-hit {
  fill: none; stroke: transparent; stroke-width: 12; cursor: pointer;
}

/* Canvas empty state */
.canvas-empty {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px;
  color: var(--muted); pointer-events: none; user-select: none;
}
.canvas-empty .big-hint { font-size: 13px; letter-spacing: normal;  }
.canvas-empty .small-hint { font-size: 11px; color: rgba(255,255,255,0.2); }

/* Format badge colors */
.ext-mp3 { background: rgba(255,180,0,0.12); color: #ffb400; border: 1px solid rgba(255,180,0,0.3); }
.ext-wav { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.ext-flac { background: color-mix(in srgb, var(--accent2) 15%, transparent); color: #a78bff; border: 1px solid color-mix(in srgb, var(--accent2) 35%, transparent); }
.ext-m4a { background: rgba(255,100,130,0.12); color: #ff6482; border: 1px solid rgba(255,100,130,0.3); }
.ext-ogg { background: rgba(0,200,255,0.12); color: #00c8ff; border: 1px solid rgba(0,200,255,0.3); }

/* Keyboard shortcuts overlay */
#shortcutsOverlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px); z-index: 3000; display: none;
  align-items: center; justify-content: center;
}
#shortcutsOverlay.open { display: flex; }
#shortcutsBox {
  background: #12151f; border: 1px solid var(--border2);
  border-radius: 16px; padding: 28px 32px; min-width: 400px;
}
#shortcutsBox h3 { font-family: inherit; color: var(--accent); font-size: 16px; margin-bottom: 16px; }
.sc-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 12px; border-bottom: 1px solid var(--border); }
.sc-row:last-child { border-bottom: none; }
.sc-key { background: var(--surface); border: 1px solid var(--border2); border-radius: 5px; padding: 2px 8px; font-size: 10px; color: var(--accent); }


/* ─── Canvas-as-node ─────────────────────────────────────────────── */
.c-canvas-ref-node { min-width: 200px; min-height: 90px; }
.c-canvas-ref-header {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px 6px;
}
.c-canvas-ref-icon { font-size: 16px; flex-shrink: 0; }
.c-canvas-ref-title {
  flex: 1; font-size: 13px; font-weight: 600;
  color: var(--text-normal); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
  cursor: default; outline: none; border-radius: 3px;
  padding: 0 2px;
}
.c-canvas-ref-title[contenteditable="true"] {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-bottom: 1px solid var(--accent);
  cursor: text; white-space: nowrap;
}
.c-canvas-ref-open {
  background: none; border: 1px solid var(--border);
  color: var(--accent); border-radius: 5px; padding: 2px 6px;
  font-size: 11px; cursor: pointer; flex-shrink: 0; transition: all 0.15s;
}
.c-canvas-ref-open:hover { background: var(--accent); color: var(--bg); }
.c-canvas-ref-meta {
  padding: 0 14px 8px; font-size: 10px; color: var(--muted);
}
.c-canvas-ref-pick {
  margin: 4px 14px 10px; padding: 5px 12px;
  border: 1px dashed var(--border2); border-radius: 6px;
  background: none; color: var(--accent); font-size: 11px;
  cursor: pointer; width: calc(100% - 28px); transition: all 0.15s;
}
.c-canvas-ref-pick:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
