/* Анализ КП: стили только этой страницы */
.bom-drop-zone {
  position: relative; padding: 32px 20px; text-align: center; cursor: pointer;
  border: 1px dashed var(--text-2); border-radius: 2px; color: var(--text);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.bom-drop-zone:hover, .bom-drop-zone.dragover { border-color: var(--accent); background: var(--bg-2); }
.bom-drop-zone:focus-within { outline: 2px solid var(--accent); outline-offset: 3px; }
.bom-drop-zone input[type="file"] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.bom-drop-label { font-size: 15px; line-height: 1.6; }
.bom-drop-zone.has-file { border-style: solid; border-color: var(--accent); }
.bom-file-name { margin-top: 10px; font-weight: 500; color: var(--accent); overflow-wrap: anywhere; }

.bom-supplier-list { border-top: 1px solid var(--line); }
.bom-supplier-row {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 44px; gap: 8px 20px; align-items: center;
  padding: 6px 0; border-bottom: 1px solid var(--line);
}
.sup-file { display: flex; align-items: center; min-height: 48px; cursor: pointer; min-width: 0; }
.sup-file:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.sup-filename {
  display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 4px;
}
.sup-file:hover .sup-filename { color: var(--accent); }
.bom-supplier-row .calc-input { border-bottom-color: transparent; }
.bom-supplier-row .calc-input:hover, .bom-supplier-row .calc-input:focus { border-bottom-color: var(--accent); }
.bom-remove-btn {
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid transparent; background: transparent;
  color: var(--text-2); font-size: 22px; line-height: 1; cursor: pointer;
}
.bom-remove-btn:hover { border-color: var(--line); color: var(--negative); }
@media (max-width: 520px) {
  .bom-supplier-row { grid-template-columns: minmax(0, 1fr) 44px; }
  .bom-supplier-row .sup-file { grid-column: 1 / -1; }
}

.bom-add-btn {
  margin-top: 12px; min-height: 44px; padding: 0 20px; border-radius: var(--pill);
  border: 1px solid var(--line); background: transparent; color: var(--text); font: 500 15px/1 var(--sans); cursor: pointer;
}
.bom-add-btn:hover { border-color: var(--text); }

.bom-loader { display: none; align-items: center; gap: 14px; padding: 8px 0; }
.bom-loader.active { display: flex; }
.bom-spinner {
  width: 22px; height: 22px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--line); border-top-color: var(--accent); animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.bom-loader-text { color: var(--text-2); }

.bom-error-box, .bom-warning-box { display: none; }
.bom-error-box.active, .bom-warning-box.active { display: block; }

.tool-result:has(.bom-loader.active, .bom-error-box.active, .bom-warning-box.active) .result-empty { display: none; }