/* NEXUS — 对话框：确认 / 输入 / 多选 */

html.is-dialog-open { overflow: hidden; }

.dialog {
  position: fixed;
  inset: 0;
  z-index: var(--z-dialog);
  display: grid;
  place-items: center;
  padding: 20px;
  background: var(--scrim);
  backdrop-filter: none;
  opacity: 0;
  transition: opacity var(--dur) var(--ease-out);
}
.dialog.is-open { opacity: 1; }

.dialog__panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(400px, 100%);
  padding: 22px 22px 18px;
  border: 1px solid var(--color-panel-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-panel-strong);
  box-shadow: var(--shadow-float);
  transform: translateY(8px) scale(0.985);
  opacity: 0;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur) var(--ease-out);
}
.dialog.is-open .dialog__panel { transform: none; opacity: 1; }

.dialog__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 2px;
  border: 1px solid var(--color-ice-line);
  border-radius: var(--radius-sm);
  background: var(--color-ice-ghost);
  color: var(--color-ice);
}
.dialog__icon svg { width: 16px; height: 16px; }

.dialog__title {
  font-size: var(--text-h2);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  line-height: 1.4;
}

.dialog__message {
  font-size: var(--text-xs);
  line-height: 1.75;
  color: var(--color-text-mute);
  white-space: pre-line;
}

/* 输入框的外观、聚焦与禁用态来自 components/field.css 的 .input（S2-A 迁移） */
.dialog__input {
  margin-top: 4px;
}

.dialog__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}

.dialog__actions .btn { min-width: 84px; }

@media (max-width: 480px) {
  .dialog__panel { padding: 18px 16px 14px; }
  .dialog__actions { flex-direction: column-reverse; }
  .dialog__actions .btn { width: 100%; }
}

/* ---------------------------------------------------------------- 冲突合并 */

.dialog__panel--merge {
  width: min(560px, 100%);
  max-height: min(84vh, 720px);
}

.dialog__merge {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 4px 0 2px;
  padding-right: 4px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.merge-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--surface-inset);
}

.merge-field__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-cn);
  color: var(--color-text-soft);
}

.merge-field__options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.merge-field__option {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--color-panel-border);
  border-radius: var(--radius-pill);
  background: var(--color-ice-ghost);
  color: var(--color-text-mute);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.merge-field__option:hover { border-color: var(--color-ice-line); color: var(--color-text-soft); }
.merge-field__option:has(.merge-field__radio:checked) {
  border-color: var(--color-ice-line);
  color: var(--color-ice-strong);
  background: var(--color-ice-soft);
}

.merge-field__radio {
  width: 12px;
  height: 12px;
  margin: 0;
  accent-color: var(--color-ice);
}

.merge-field__preview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}

.merge-field__side {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.merge-field__tag {
  font-family: var(--font-sans);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.merge-field__text {
  max-height: 96px;
  overflow-y: auto;
  padding: 6px 8px;
  border-radius: var(--radius-xs);
  background: var(--color-bg-raised);
  color: var(--color-text-soft);
  font-size: var(--text-xs);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  scrollbar-width: thin;
}

@media (max-width: 480px) {
  .merge-field__preview { grid-template-columns: minmax(0, 1fr); }
}