/* Interactive deletion picker */
.delete-picker-fab {
  position: fixed; z-index: 99980; right: 22px; bottom: 22px;
  display: inline-flex; min-height: 46px; align-items: center; gap: 9px;
  padding: 0 17px; border: 1px solid rgba(255,255,255,.22); border-radius: 999px;
  color: #fff; background: #2b211a; box-shadow: 0 10px 30px rgba(33,20,10,.28);
  font: 700 13px/1 "Microsoft YaHei", sans-serif; cursor: pointer;
}
.delete-picker-fab::before { width: 10px; height: 10px; border: 1.5px solid #f0cf91; border-radius: 2px; content: ""; }
.delete-picker-fab:hover { background: #b82939; transform: translateY(-1px); }
.delete-picker-fab:focus-visible { outline: 3px solid #fff08d; outline-offset: 3px; }
.delete-picker-fab .count { display: grid; min-width: 20px; height: 20px; place-items: center; padding: 0 5px; border-radius: 999px; color: #5b3613; background: #ffe6af; font-size: 11px; }
.delete-picker-overlay { position: fixed; z-index: 99981; inset: 0; background: rgba(20,14,10,.52); backdrop-filter: blur(2px); }
.delete-picker-overlay[hidden], .delete-picker[hidden] { display: none; }
.delete-picker {
  position: fixed; z-index: 99982; top: 16px; right: 16px; bottom: 16px;
  display: flex; width: min(480px, calc(100vw - 32px)); flex-direction: column;
  overflow: hidden; border: 1px solid rgba(111,77,39,.22); border-radius: 18px;
  color: #37291e; background: #fffaf1; box-shadow: 0 26px 80px rgba(35,21,9,.34);
  font: 13px/1.55 "Microsoft YaHei", "PingFang SC", sans-serif;
}
.delete-picker-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 20px 20px 15px; border-bottom: 1px solid rgba(102,78,48,.16); background: linear-gradient(135deg,#fffdf8,#f3e6d3); }
.delete-picker-head h2 { margin: 0; color: #4d3422; font-size: 20px; line-height: 1.4; }
.delete-picker-head p { margin: 4px 0 0; color: #896d53; font-size: 12px; }
.delete-picker-close { display: grid; width: 40px; height: 40px; flex: 0 0 auto; place-items: center; border: 0; border-radius: 50%; color: #6a4b30; background: rgba(255,255,255,.7); font-size: 26px; line-height: 1; cursor: pointer; }
.delete-picker-close:hover { color: #fff; background: #b82939; }
.delete-picker-tools { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; padding: 12px 16px; border-bottom: 1px solid rgba(102,78,48,.12); }
.delete-picker-search { min-width: 0; height: 38px; padding: 0 12px; border: 1px solid #dbcab5; border-radius: 9px; color: #3c2c20; background: #fff; outline: none; }
.delete-picker-search:focus { border-color: #b58343; box-shadow: 0 0 0 3px rgba(181,131,67,.18); }
.delete-picker-tool { min-height: 38px; padding: 0 11px; border: 1px solid #d8c5ad; border-radius: 9px; color: #715238; background: #fff; font-size: 12px; cursor: pointer; }
.delete-picker-tool:hover { border-color: #b58343; background: #fff7e9; }
.delete-picker-tree { flex: 1; overflow: auto; padding: 10px 12px 20px; overscroll-behavior: contain; }
.delete-group { margin: 0 0 7px; border: 1px solid #eadbc8; border-radius: 11px; background: #fff; overflow: hidden; }
.delete-group-head { display: flex; min-height: 46px; align-items: center; gap: 9px; padding: 5px 8px 5px 12px; background: #fffdf9; }
.delete-group-head label { display: flex; min-width: 0; flex: 1; align-items: center; gap: 9px; cursor: pointer; }
.delete-group-head strong { overflow: hidden; color: #513824; font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.delete-group-head code { color: #a0784d; font: 11px/1 ui-monospace, monospace; }
.delete-group-toggle { display: grid; width: 34px; height: 34px; place-items: center; border: 0; border-radius: 8px; color: #8b6a4a; background: transparent; font-size: 16px; cursor: pointer; }
.delete-group-toggle:hover { background: #f4e8d8; }
.delete-group-toggle::before { content: "›"; transform: rotate(90deg); transition: transform .18s ease; }
.delete-group.collapsed .delete-group-toggle::before { transform: rotate(0); }
.delete-group.collapsed .delete-children { display: none; }
.delete-children { padding: 2px 8px 8px 12px; border-top: 1px solid #f1e6d7; }
.delete-item { display: flex; min-height: 38px; align-items: center; gap: 9px; padding: 6px 5px; border-radius: 7px; color: #5e4735; cursor: pointer; }
.delete-item:hover { background: #fbf3e7; }
.delete-item code { flex: 0 0 auto; color: #ad8252; font: 10px/1 ui-monospace, monospace; }
.delete-item span { min-width: 0; }
.delete-check { width: 17px; height: 17px; flex: 0 0 auto; margin: 0; accent-color: #b82939; cursor: pointer; }
.delete-picker-empty { display: none; padding: 24px 10px; color: #93785e; text-align: center; }
.delete-picker-empty.show { display: block; }
.delete-picker-foot { padding: 12px 16px 16px; border-top: 1px solid rgba(102,78,48,.15); background: #fffdf8; }
.delete-selected-summary { min-height: 38px; max-height: 74px; margin-bottom: 9px; padding: 8px 10px; overflow: auto; border: 1px dashed #d8c09e; border-radius: 8px; color: #8a5a2c; background: #fff8eb; font: 11px/1.7 ui-monospace, monospace; word-break: break-all; }
.delete-picker-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.delete-picker-action { min-height: 42px; padding: 0 12px; border: 0; border-radius: 10px; color: #fff; background: #b82939; font: 700 12px/1 "Microsoft YaHei", sans-serif; cursor: pointer; }
.delete-picker-action.secondary { color: #5c402a; background: #f0e0ca; }
.delete-picker-action:hover { filter: brightness(1.05); }
.delete-picker-note { margin: 9px 0 0; color: #9a826b; font-size: 10px; text-align: center; }
.delete-selection-highlight { outline: 3px dashed #d73649 !important; outline-offset: 4px !important; }
.delete-preview-mode .delete-selection-preview { display: none !important; }
@media (max-width: 640px) {
  .delete-picker-fab { right: 12px; bottom: 12px; min-height: 44px; padding: 0 14px; }
  .delete-picker { top: 8px; right: 8px; bottom: 8px; width: calc(100vw - 16px); border-radius: 14px; }
  .delete-picker-head { padding: 16px 16px 12px; }
  .delete-picker-tools { grid-template-columns: 1fr auto; padding: 10px 12px; }
  .delete-picker-tool[data-action="expand"] { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .delete-picker-fab, .delete-group-toggle::before { transition: none !important; }
}
.delete-group.is-filtered-out { display: none; }
body.delete-picker-lock { overflow: hidden; }
.delete-picker-action:disabled { opacity: .45; cursor: not-allowed; filter: none; }
.delete-item[hidden] { display: none; }