:root {
  /* -------- Dark Theme (Default) -------- */
  --bg-base: #1a1e25;
  --bg-panel: #21262f;
  --bg-panel-raised: #2a303a;
  --bg-hover: #323945;
  --border: #3a414d;
  --text-primary: #edeff2;
  --text-muted: #9aa1ac;
  --accent: #e8482c;
  --accent-dim: #c93f26;
  --success: #4cd97b;
  --danger: #ff6b6b;

  --font-ui: 'Manrope', system-ui, sans-serif;
  --font-display: 'Space Grotesk', var(--font-ui);
}

[data-theme="light"] {
  --bg-base: #f3f4f6;
  --bg-panel: #ffffff;
  --bg-panel-raised: #ffffff;
  --bg-hover: #eceef1;
  --border: #dcdfe4;
  --text-primary: #1c2027;
  --text-muted: #6b7280;
  --accent: #e0451e;
  --accent-dim: #c93f1e;
  --success: #2fa860;
  --danger: #e6453f;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 15.5px;
  transition: background 0.15s, color 0.15s;
}

button, input, select { font-family: inherit; font-size: inherit; }

.app {
  display: grid;
  grid-template-columns: 270px 1fr;
  height: 100vh;
  transition: grid-template-columns 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

html.sidebar-collapsed .app { grid-template-columns: 0px 1fr; }

/* ---------------- Sidebar ---------------- */

.sidebar {
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 22px 14px;
  min-height: 0;
  overflow: hidden;
  transition: opacity 0.28s ease;
}

html.sidebar-collapsed .sidebar {
  opacity: 0;
  pointer-events: none;
  padding-left: 0;
  padding-right: 0;
}

/* Ein-/Ausklapp-Button, sitzt mittig auf dem Rand zwischen Sidebar und Inhalt */
.sidebar-toggle {
  position: fixed;
  top: 50%;
  left: 270px;
  transform: translate(-50%, -50%);
  width: 26px;
  height: 52px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--bg-panel-raised);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 16;
  transition: left 0.38s cubic-bezier(0.4, 0, 0.2, 1), background 0.12s, color 0.12s;
}
.sidebar-toggle:hover { background: var(--bg-hover); color: var(--text-primary); }
.sidebar-toggle svg { width: 17px; height: 17px; transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1); }
html.sidebar-collapsed .sidebar-toggle { left: 15px; }
html.sidebar-collapsed .sidebar-toggle svg { transform: rotate(180deg); }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 20px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.brand-mark {
  color: var(--accent);
  font-size: 12px;
  text-shadow: 0 0 8px rgba(232, 72, 44, 0.7);
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.2;
}

.brand-sub {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 2px;
}

.folder-tree {
  flex: 1;
  overflow-y: auto;
}

/* "Alle Titel" oben, abgesetzt */
.folder-all {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 15.5px;
  transition: background 0.12s, color 0.12s;
}
.folder-all:hover { background: var(--bg-hover); color: var(--text-primary); }
.folder-all.active {
  background: rgba(232, 72, 44, 0.13);
  color: var(--text-primary);
  box-shadow: inset 3px 0 0 var(--accent);
}
.folder-all .fcount {
  margin-left: auto;
  font-weight: 700;
  color: var(--text-muted);
  font-size: 14px;
}

.folder-tree-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 4px 10px;
}

/* Explorer-artiger Ordnerbaum */
.folder-node-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 10px 10px 4px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-muted);
  margin-bottom: 1px;
  font-size: 15px;
  font-weight: 600;
  transition: background 0.12s, color 0.12s;
  user-select: none;
}

.folder-node-row:hover { background: var(--bg-hover); color: var(--text-primary); }

.folder-node-row.active {
  background: rgba(232, 72, 44, 0.13);
  color: var(--text-primary);
  box-shadow: inset 3px 0 0 var(--accent);
}

.folder-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: transform 0.15s ease;
  cursor: pointer;
}
.folder-chevron svg { width: 15px; height: 15px; }
.folder-chevron.expanded { transform: rotate(90deg); }
.folder-chevron.no-children { visibility: hidden; }

.folder-icon {
  flex-shrink: 0;
  color: var(--accent);
  opacity: 0.85;
  display: flex;
}
.folder-icon svg { width: 20px; height: 20px; }

.folder-node-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.folder-node-count {
  font-size: 13.5px;
  color: var(--text-muted);
  flex-shrink: 0;
  margin-left: 6px;
  font-weight: 700;
}

.folder-children { margin-left: 17px; border-left: 1px solid var(--border); padding-left: 6px; }

.folder-loading { color: var(--text-muted); padding: 10px 12px; font-size: 14px; }

.sidebar-footer {
  padding: 14px 10px 0;
  border-top: 1px solid var(--border);
  font-size: 13px;
}

.stat-line { margin-bottom: 4px; font-size: 14.5px; font-weight: 600; }
.stat-line.muted { color: var(--text-muted); }
.stat-line span { font-weight: 700; color: var(--accent); }

/* ---------------- Main / Topbar ---------------- */

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 11px 14px;
  width: 400px;
  color: var(--text-muted);
}

.search-wrap input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  width: 100%;
  font-size: 14.5px;
}

.select-filter {
  background: var(--bg-base);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 9px;
  padding: 11px 12px;
  font-size: 14px;
}

.topbar-spacer { flex: 1; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-panel-raised);
  color: var(--text-primary);
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.12s, border-color 0.12s, transform 0.06s;
  white-space: nowrap;
}

.btn:hover { background: var(--bg-hover); border-color: var(--text-muted); }
.btn:active { transform: translateY(1px); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 7px 12px; font-size: 13.5px; }

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-accent:hover { background: var(--accent-dim); border-color: var(--accent-dim); }

.btn-danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}
.btn-danger:hover { background: rgba(255, 107, 107, 0.12); }

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-panel-raised);
  color: var(--text-primary);
  cursor: pointer;
  flex-shrink: 0;
}
.theme-toggle:hover { background: var(--bg-hover); }
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ---------------- Scan status ---------------- */

.scan-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
}

.scan-progress-track {
  width: 90px;
  height: 5px;
  background: var(--bg-hover);
  border-radius: 3px;
  overflow: hidden;
}

.scan-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 0.2s ease;
}

/* ---------------- Table ---------------- */

.table-wrap {
  flex: 1;
  overflow: auto;
  padding: 0 22px;
}

/* ---------------- Interpreten-/Genre-Ansicht ---------------- */

.view-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 22px 22px 6px;
  gap: 16px;
}

.view-header-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 4px;
}

.view-header-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  color: var(--text-primary);
  line-height: 1.1;
}

.song-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  font-weight: 500;
}

.song-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-base);
  text-align: left;
  padding: 14px 12px;
  color: var(--text-muted);
  font-weight: 800;
  font-size: 13.5px;
  letter-spacing: 0.01em;
  border-bottom: 2px solid var(--border);
  cursor: pointer;
  user-select: none;
  z-index: 2;
}

.song-table thead th:hover { color: var(--text-primary); }
.song-table thead th.sorted::after { content: ' ▾'; color: var(--accent); font-size: 15px; font-weight: 800; }
.song-table thead th.sorted.desc::after { content: ' ▴'; }

.song-table .col-check { width: 38px; cursor: default; }
.song-table .col-play { width: 46px; cursor: default; }
.song-table .col-num { width: 76px; }
.song-table th.col-file { font-size: 14.5px; font-weight: 600; }
.song-table td.col-file { color: var(--text-muted); font-size: 14.5px; font-weight: 500; font-variant-numeric: tabular-nums; }

/* Bei eingeklappter Sidebar bekommt die Titel-Spalte etwas mehr Raum. */
html.sidebar-collapsed .song-table .col-title { min-width: 340px; }

/* Interpret/Genre als getrennt anklickbare "Chips" (kommagetrennte Werte) */
.chip-link {
  cursor: pointer;
  border-bottom: 1px dotted transparent;
  transition: color 0.12s, border-color 0.12s;
}
.chip-link:hover { color: var(--accent); border-bottom-color: var(--accent); }

.song-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

.song-table tbody tr:hover { background: var(--bg-panel); }
.song-table tbody tr.selected { background: rgba(232, 72, 44, 0.09); }
.song-table tbody tr.now-playing { background: rgba(232, 72, 44, 0.06); }

.song-table td { padding: 14px 12px; vertical-align: middle; }
.song-table td.col-num { color: var(--text-muted); font-variant-numeric: tabular-nums; }
.song-table td.col-check, .song-table td.col-play { cursor: default; }

.empty-row td { color: var(--text-muted); text-align: center; padding: 70px 20px; font-size: 15px; }

/* Play-Button je Zeile */
.row-play-btn {
  width: 34px;
  height: 34px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.row-play-btn svg { width: 20px; height: 20px; }
.row-play-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.row-play-btn.playing { color: var(--accent); }
.row-play-btn .icon-pause { display: none; }
.row-play-btn.playing .icon-play { display: none; }
.row-play-btn.playing .icon-pause { display: block; }

/* ---------------- Custom Checkbox ---------------- */

input.custom-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 19px;
  height: 19px;
  border: 1.75px solid var(--text-muted);
  border-radius: 5px;
  background: var(--bg-base);
  cursor: pointer;
  display: inline-grid;
  place-content: center;
  flex-shrink: 0;
  transition: background 0.12s, border-color 0.12s;
  vertical-align: middle;
}

input.custom-checkbox:hover { border-color: var(--text-primary); }

input.custom-checkbox::before {
  content: "";
  width: 10.5px;
  height: 10.5px;
  transform: scale(0);
  transition: transform 0.1s ease-in-out;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
  background: #fff;
}

input.custom-checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}

input.custom-checkbox:checked::before { transform: scale(1); }

/* ---------------- Pagination ---------------- */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 14px;
  border-top: 1px solid var(--border);
  background: var(--bg-panel);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
}

/* ---------------- Floating selection bar ---------------- */

.selection-bar {
  position: fixed;
  left: 50%;
  bottom: -120px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-panel-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px 12px 20px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
  transition: bottom 0.18s ease;
  z-index: 30;
  font-size: 14.5px;
}

.selection-bar.visible { bottom: 24px; }
body.has-player .selection-bar.visible { bottom: 96px; }

.selection-actions { display: flex; gap: 9px; }

.selection-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13.5px;
  color: var(--text-muted);
}
.selection-progress .scan-progress-track { width: 140px; }

.selection-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 0 4px;
}

/* ---------------- Tag editor slide-in ---------------- */

.panel-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
  z-index: 40;
}

.panel-overlay.visible { opacity: 1; pointer-events: auto; }

.tag-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 410px;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.2s ease;
  z-index: 41;
  padding: 24px;
  overflow-y: auto;
}

.tag-panel.visible { transform: translateX(0); }

.tag-panel-header { display: flex; justify-content: space-between; align-items: center; }
.tag-panel-header h2 { font-family: var(--font-display); font-size: 20px; margin: 0; }

.panel-close {
  background: none; border: none; color: var(--text-muted);
  font-size: 24px; cursor: pointer; line-height: 1;
}

.tag-panel-hint { color: var(--text-muted); font-size: 14px; margin: 8px 0 22px; }

.tag-form { display: flex; flex-direction: column; gap: 16px; }

.field { display: flex; flex-direction: column; gap: 7px; flex: 1; }
.field span { font-size: 13px; color: var(--text-muted); font-weight: 700; }
.field input {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 13px;
  color: var(--text-primary);
  outline: none;
  font-size: 14.5px;
}
.field input:focus { border-color: var(--accent); }

.field-row { display: flex; gap: 14px; }

.field-note { font-size: 13px; color: var(--text-muted); line-height: 1.55; margin: 0; }

.tag-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

/* ---------------- Confirm dialog ---------------- */

.confirm-dialog {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.96);
  background: var(--bg-panel-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 400px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
  z-index: 51;
  font-size: 14.5px;
}

.confirm-dialog.visible { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }

.confirm-dialog h3 { font-family: var(--font-display); margin: 0 0 12px; font-size: 19px; }
.confirm-dialog p { color: var(--text-muted); font-size: 14.5px; line-height: 1.55; margin: 0 0 20px; }
.confirm-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* ---------------- Toast ---------------- */

.toast {
  position: fixed;
  top: 20px; left: 50%;
  transform: translateX(-50%) translateY(-140%);
  background: var(--bg-panel-raised);
  border: 1px solid var(--border);
  border-left: 3px solid var(--success);
  border-radius: 8px;
  padding: 13px 20px;
  font-size: 14.5px;
  transition: transform 0.2s ease;
  z-index: 60;
}

.toast.visible { transform: translateX(-50%) translateY(0); }
.toast.error { border-left-color: var(--danger); }

/* ---------------- Audio player bar ---------------- */

.player-bar {
  position: fixed;
  left: 270px;
  right: 0;
  bottom: 0;
  height: 76px;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: none;
  align-items: center;
  gap: 26px;
  padding: 0 26px;
  z-index: 25;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.2);
  transition: left 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

html.sidebar-collapsed .player-bar { left: 0; }

.player-bar.visible { display: flex; }

/* Reserviert unten Platz, damit die Player-Leiste nichts verdeckt. */
body.has-player .main { padding-bottom: 76px; }
body.has-player .table-wrap { padding-bottom: 4px; }

.player-track-info { min-width: 200px; max-width: 280px; overflow: hidden; }
.player-title {
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.player-artist {
  color: var(--text-muted);
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 3px;
}

.player-controls { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.player-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.12s;
}
.player-btn svg { width: 22px; height: 22px; }
.player-btn:hover { background: var(--bg-hover); }

.player-btn-main {
  width: 54px;
  height: 54px;
  background: var(--accent);
  color: #fff;
}
.player-btn-main svg { width: 24px; height: 24px; }
.player-btn-main:hover { background: var(--accent-dim); }
.player-btn-main .icon-pause { display: none; }
.player-btn-main.playing .icon-play { display: none; }
.player-btn-main.playing .icon-pause { display: block; }

.player-progress {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 560px;
}

.player-time {
  font-size: 13.5px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  width: 42px;
}
.player-time:last-child { text-align: right; }

.player-scrub-track {
  flex: 1;
  height: 8px;
  background: var(--bg-hover);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  touch-action: none;
}

.player-scrub-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 4px;
  pointer-events: none;
}

.player-scrub-thumb {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  transform: translate(-50%, -50%);
  box-shadow: 0 1px 4px rgba(0,0,0,0.35);
  opacity: 0;
  transition: opacity 0.12s;
  pointer-events: none;
}

.player-scrub-track:hover .player-scrub-thumb,
.player-scrub-track.dragging .player-scrub-thumb {
  opacity: 1;
}

.player-scrub-track.dragging .player-scrub-thumb {
  width: 18px;
  height: 18px;
}

.player-volume {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  width: 130px;
}

.player-volume-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.12s;
}
.player-volume-btn:hover { background: var(--bg-hover); }

.player-volume-slider {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  height: 5px;
  border-radius: 3px;
  background: linear-gradient(to right, var(--accent) 0%, var(--accent) 100%, var(--bg-hover) 100%);
  cursor: pointer;
  outline: none;
}

.player-volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.35);
  cursor: pointer;
}

.player-volume-slider::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.35);
  cursor: pointer;
  border: none;
}
.player-volume-slider::-moz-range-track {
  height: 5px;
  border-radius: 3px;
  background: var(--bg-hover);
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--bg-hover); border-radius: 6px; }
::-webkit-scrollbar-track { background: transparent; }

#audioEl { display: none; }