/* ============================================================
   KATALIST — files.css
   Files view: toolbar, list view, grid view, cards
   ============================================================ */

/* Folder row selection state */
.folder-row.selected {
  background: var(--accent-dim);
  border-bottom-color: var(--accent-glow);
}
.folder-select-cb {
  width: 15px; height: 15px; flex-shrink: 0;
  accent-color: var(--accent); cursor: pointer;
  margin-right: 8px;
}

/* Toolbar */
.files-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 24px; border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.files-search { flex: 1; position: relative; }
.files-search > svg {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  width: 14px; height: 14px; fill: var(--text-muted); pointer-events: none;
}
.files-search input {
  width: 100%; padding: 7px 12px 7px 32px;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 12px;
  color: var(--text-primary); outline: none; transition: border-color 0.15s ease;
}
.files-search input:focus { border-color: var(--accent); }
.files-search input::placeholder { color: var(--text-muted); }
.files-search-clear {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); padding: 2px; line-height: 0;
  border-radius: 50%; transition: color 0.1s ease;
}
.files-search-clear:hover { color: var(--text-primary); }
.files-search input { padding-right: 28px; }

.sort-dropdown { position: relative; flex-shrink: 0; }

.sort-dropdown-trigger {
  display: flex; align-items: center; gap: 6px;
  padding: 0 10px; height: 32px;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); cursor: pointer; white-space: nowrap;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.sort-dropdown-trigger:hover { border-color: var(--accent); color: var(--text-primary); }
.sort-dropdown-trigger svg { color: var(--text-muted); flex-shrink: 0; transition: transform 0.15s ease; }
.sort-dropdown.open .sort-dropdown-trigger { border-color: var(--accent); color: var(--text-primary); }
.sort-dropdown.open .sort-dropdown-trigger svg { transform: rotate(180deg); }

.sort-dropdown-menu {
  position: absolute; top: calc(100% + 4px); right: 0; z-index: 200;
  background: var(--bg-overlay); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); padding: 4px;
  min-width: 120px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  opacity: 0; transform: translateY(-4px);
  pointer-events: none; transition: opacity 0.12s ease, transform 0.12s ease;
}
.sort-dropdown.open .sort-dropdown-menu {
  opacity: 1; transform: translateY(0); pointer-events: auto;
}

.sort-dropdown-item {
  display: block; width: 100%; text-align: left;
  padding: 7px 10px; background: none; border: none;
  border-radius: calc(var(--radius-sm) - 2px);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); cursor: pointer;
  transition: background 0.1s ease, color 0.1s ease;
}
.sort-dropdown-item:hover { background: var(--bg-elevated); color: var(--text-primary); }
.sort-dropdown-item.active { color: var(--accent); }

/* List View */
#files-list-view { display: flex; flex-direction: column; gap: 2px; }

.file-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: all 0.1s ease; position: relative;
}
.file-row:hover { background: var(--bg-elevated); border-color: var(--border); }
.file-row.playing { background: var(--accent-dim); border-color: var(--accent-glow); }

.file-play-icon {
  display: flex; width: 20px; height: 20px;
  align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--text-muted); cursor: pointer;
  transition: color 0.1s ease;
}
.file-row:hover .file-play-icon { color: var(--accent); }
.file-row.playing .file-play-icon { color: var(--accent); }

.file-row-icon {
  width: 36px; height: 36px; min-width: 36px;
  border-radius: var(--radius-sm); background: var(--bg-overlay);
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
}
.file-row-icon svg { width: 16px; height: 16px; fill: var(--text-muted); }
.file-row.playing .file-row-icon { background: var(--accent-dim); border-color: var(--accent-glow); }
.file-row.playing .file-row-icon svg { fill: var(--accent); }

.file-row-waveform {
  flex: 1; height: 28px; min-width: 0;
  position: relative; overflow: hidden;
}
.file-waveform-canvas { width: 100%; height: 100%; display: block; }

.file-row-info { min-width: 0; flex: 0 0 200px; }
.file-row-name {
  font-family: var(--font-display); font-size: 13px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--text-primary);
}
.file-row.playing .file-row-name { color: var(--accent); }

.file-row-meta { display: flex; gap: 8px; margin-top: 2px; }
.file-meta-tag {
  font-size: 10px; color: var(--text-muted); letter-spacing: 0.05em;
  display: flex; align-items: center; gap: 3px;
}
.file-meta-tag svg { width: 10px; height: 10px; fill: currentColor; }

.file-meta-folder {
  font-size: 10px; color: var(--text-muted); opacity: 0.7;
  display: flex; align-items: center; gap: 3px; margin-top: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  cursor: pointer; width: fit-content; max-width: 100%;
  transition: color 0.1s ease, opacity 0.1s ease;
}
.file-meta-folder:hover { color: var(--accent); opacity: 1; }
.file-meta-folder svg { fill: currentColor; flex-shrink: 0; }

.file-row-duration {
  font-size: 12px; color: var(--text-muted); flex-shrink: 0;
  font-variant-numeric: tabular-nums; width: 40px; text-align: right;
}

.file-row-actions {
  display: flex; gap: 4px; opacity: 0; transition: opacity 0.1s ease;
}
.file-row:hover .file-row-actions { opacity: 1; }

/* Mobile: hide waveform column, expand info */
@media (max-width: 768px) {
  .file-row-waveform { display: none; }
  .file-row-info { flex: 1; }
  .file-row { padding: 10px 8px; gap: 10px; }
  .file-row-actions { opacity: 1; } /* always visible on touch */
}

/* Upload confirm modal */
.upload-confirm-file-list {
  display: flex; flex-direction: column; gap: 4px; flex-shrink: 0;
  max-height: 120px; overflow-y: auto;
  background: var(--bg-overlay); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 8px 10px;
}
.upload-confirm-file-row {
  display: flex; align-items: center; gap: 7px;
}
.upload-confirm-filename {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text-secondary); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.upload-confirm-more {
  font-size: 11px; color: var(--text-muted);
  font-family: var(--font-mono); padding-top: 2px;
}
.upload-confirm-dest-label {
  font-size: 11px; color: var(--text-muted);
  font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.06em; flex-shrink: 0;
}

/* Move modal navigator */
.move-nav-breadcrumb {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap; flex-shrink: 0;
}
.move-nav-footer {
  flex-shrink: 0; padding-top: 4px;
  border-top: 1px dashed var(--border-strong);
  display: flex; justify-content: space-between; align-items: center;
}

/* File card menu modal */
.file-card-menu-meta { display: flex; flex-direction: column; gap: 4px; margin-bottom: 4px; }
.file-card-menu-meta .file-meta-tag { font-size: 13px; }
.file-card-menu-actions { display: flex; flex-direction: column; gap: 2px; margin-top: 8px; }
.file-card-menu-actions .btn {
  justify-content: flex-start;
  width: 100%;
  height: 42px;
  padding: 0 12px;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
}
.file-card-menu-actions .btn:hover { background: var(--bg-hover); }
.file-card-menu-actions .btn svg { flex-shrink: 0; opacity: 0.7; }
.file-card-menu-actions .file-card-menu-delete {
  color: var(--danger);
  margin-top: 4px;
  border-top: 1px solid var(--border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  padding-top: 4px;
}

/* Add-to-playlist modal */
.playlist-pick-list {
  display: flex; flex-direction: column; gap: 2px;
  max-height: 220px; overflow-y: auto; flex-shrink: 0;
}
.playlist-pick-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: background 0.1s ease, border-color 0.1s ease;
}
.playlist-pick-row:hover { background: var(--bg-elevated); border-color: var(--border); }
.playlist-pick-row.selected { background: var(--accent-dim); border-color: var(--accent-glow); }
.playlist-pick-art {
  width: 32px; height: 32px; border-radius: 4px; flex-shrink: 0;
  border: 1px solid var(--bg-surface);
}
.playlist-pick-name {
  flex: 1; font-size: 13px; color: var(--text-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.playlist-pick-check { color: var(--accent); line-height: 0; }
.playlist-pick-title-row { flex-shrink: 0; }

/* Drop zone */
.drop-zone-active {
  outline: 2px dashed var(--accent) !important;
  outline-offset: -2px;
  background: var(--accent-dim) !important;
}