/* OpenMath Modal Dialogs matching ui/theme.py and desktop dialogs */

.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.45);
  z-index: 5000;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background-color: var(--dialog-bg);
  color: var(--dialog-text);
  border: 1px solid var(--dialog-border);
  border-radius: 6px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-width: 90vw;
  max-height: 90vh;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 34px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 12px;
  font-size: 13px;
  font-weight: bold;
}

.modal-title {
  color: var(--text-primary);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
}

.modal-close-btn:hover {
  background-color: #fee2e2;
  color: #dc2626;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 10px 16px;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border);
}

/* Dialog Buttons */
.dialog-btn {
  min-width: 72px;
  height: 28px;
  padding: 4px 14px;
  background-color: var(--btn-bg);
  color: var(--text-primary);
  border: 1px solid var(--btn-border);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.dialog-btn:hover {
  background-color: var(--btn-hover-bg);
  border-color: var(--accent);
}

.dialog-btn.primary {
  background-color: #2563eb;
  color: #ffffff;
  border: 1px solid #1d4ed8;
  font-weight: 600;
}

.dialog-btn.primary:hover {
  background-color: #1d4ed8;
}

/* Tabbed Dialog Styling (e.g. OptionsDialog) */
.dialog-tabs-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
  background-color: var(--tab-bg);
  padding: 0 8px;
  gap: 2px;
}

.dialog-tab-btn {
  padding: 6px 14px;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
  font-size: 11.5px;
  color: var(--text-secondary);
  cursor: pointer;
}

.dialog-tab-btn.active {
  background-color: var(--dialog-bg);
  color: var(--text-primary);
  font-weight: bold;
  border-color: var(--border);
  border-top: 2px solid var(--accent);
  margin-bottom: -1px;
}

.dialog-tab-pane {
  display: none;
  flex-direction: column;
  gap: 12px;
}

.dialog-tab-pane.active {
  display: flex;
}

.dialog-group-box {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 14px;
  position: relative;
  margin-top: 6px;
}

.group-box-title {
  position: absolute;
  top: -9px;
  left: 10px;
  background-color: var(--dialog-bg);
  padding: 0 4px;
  font-size: 11px;
  font-weight: bold;
  color: var(--text-primary);
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.form-row:last-child {
  margin-bottom: 0;
}

.form-label {
  font-size: 11.5px;
  color: var(--text-primary);
}

.form-control {
  height: 24px;
  padding: 2px 6px;
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 11px;
}

/* Matrix Wizard Grid */
.matrix-wizard-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.matrix-presets-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.matrix-grid-scroll {
  max-width: 480px;
  max-height: 240px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  background-color: var(--dialog-card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.matrix-table {
  border-collapse: collapse;
  margin: 0 auto;
}

.matrix-cell-input {
  width: 52px;
  height: 28px;
  margin: 2px;
  text-align: center;
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: monospace;
  font-size: 12px;
  outline: none;
}

.matrix-cell-input:focus {
  border-color: var(--accent);
  background-color: #eff6ff;
}

body.theme-dark .matrix-cell-input:focus {
  background-color: #1e3a5f;
}

/* Help Topics Split View */
.help-topics-layout {
  display: flex;
  width: 680px;
  height: 400px;
  gap: 12px;
}

.help-topics-list {
  width: 220px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow-y: auto;
  background-color: var(--dialog-card-bg);
}

.help-topic-item {
  padding: 6px 10px;
  font-size: 11.5px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-light);
}

.help-topic-item:hover,
.help-topic-item.active {
  background-color: var(--accent-light);
  color: var(--accent);
  font-weight: bold;
}

.help-topic-detail {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 12px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}