/*
 * editor.css - Extracted from styles.css during the layered stylesheet split.
 * Ownership: Editor pane, tab strip, markdown preview, dock, zen mode, and editor-adjacent UI.
 * Keep selector names/order stable in this first move-only tranche.
 */

/* ── Tab Strip ── */
.editor-pane-container {
    display: flex;
    flex-direction: column;
    width: var(--editor-width, 40vw);
    min-width: 280px;
    max-width: 70vw;
    height: var(--app-height, 100dvh);
    overflow: hidden;
    flex-shrink: 0;
}

.editor-pane-host {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.editor-pane-detached-host,
.dock-panel-body-detached {
    position: relative;
    background: var(--bg-primary);
}

.editor-empty-state {
    margin: auto;
    max-width: 360px;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: var(--shadow-sm);
}

.editor-empty-state-title {
    font-size: 14px;
    font-weight: 600;
}

.editor-empty-state-body {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.editor-empty-state-actions {
    display: flex;
    gap: 8px;
}

.editor-empty-state-button {
    appearance: none;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 8px 12px;
    font: inherit;
    cursor: pointer;
}

.editor-empty-state-button:hover,
.editor-empty-state-button:focus-visible {
    border-color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color) 10%, var(--bg-primary));
    outline: none;
}

.tab-strip {
    display: flex;
    align-items: stretch;
    overflow-x: auto;
    overflow-y: hidden;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    min-height: 33px;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-shrink: 0;
}
.tab-strip::-webkit-scrollbar { display: none; }

.tab-item {
    display: flex;
    align-items: center;
    gap: 3px;
    padding: 0 6px 0 10px;
    font-size: 12px;
    font-family: var(--font-family);
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-right: 1px solid var(--border-color);
    cursor: pointer;
    white-space: nowrap;
    min-width: 0;
    max-width: 180px;
    position: relative;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast);
    user-select: none;
    -webkit-user-select: none;
}

.tab-item:hover {
    background: var(--bg-hover);
}

.tab-item.active {
    color: var(--text-primary);
    background: var(--bg-primary);
    box-shadow: inset 0 -2px 0 var(--accent-color);
}

.tab-item.pinned .tab-label {
    font-style: italic;
}

.tab-pin-icon {
    display: inline-flex;
    align-items: center;
    color: var(--text-secondary);
    opacity: 0.6;
    flex-shrink: 0;
}

.tab-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
    flex: 1;
}

.tab-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    min-width: 22px;
    min-height: 22px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--ui-transition-fast), background-color var(--ui-transition-fast), color var(--ui-transition-fast);
    cursor: pointer;
    border: none;
    background: transparent;
    color: inherit;
    padding: 0;
    margin: -2px;
    appearance: none;
    -webkit-appearance: none;
    position: relative;
    z-index: 2;
    overflow: visible;
}

.tab-close > svg {
    display: block;
}

.tab-close > svg,
.tab-close > svg *,
.tab-close > .tab-dirty-dot {
    pointer-events: none !important;
}

.tab-item:hover .tab-close,
.tab-item.active .tab-close,
.tab-close:hover,
.tab-close:focus-visible {
    opacity: 1;
    pointer-events: auto;
}

.tab-close:hover,
.tab-close:focus-visible {
    background: var(--bg-hover);
}

/* Dirty tabs always show the dot */
.tab-item.dirty .tab-close {
    opacity: 1;
    pointer-events: auto;
}

.tab-dirty-dot {
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
}

.tab-item.active .tab-dirty-dot {
    background: var(--accent-color);
}

/* ── Tab Context Menu ── */
.tab-context-menu {
    position: fixed;
    z-index: 10000;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 4px 0;
    min-width: 140px;
}

.tab-context-menu button {
    display: block;
    width: 100%;
    padding: 6px 12px;
    border: none;
    background: none;
    color: var(--text-primary);
    font-size: 12px;
    text-align: left;
    cursor: pointer;
}

.tab-context-menu button:hover {
    background: var(--bg-hover);
}

.tab-context-menu hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 4px 0;
}

/* editor-header removed - tab strip serves as the header */

.editor-body {
    flex: 1;
    min-height: 0;
    padding: 0;
    background: var(--bg-primary);
    position: relative;
}

.editor-body.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.editor-codemirror {
    height: 100%;
    overflow: hidden;
    background: var(--bg-primary);
}

.editor-codemirror .cm-editor {
    height: 100%;
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-family-mono);
}

.editor-codemirror .cm-scroller,
.editor-codemirror .cm-content,
.editor-codemirror .cm-gutters {
    font-family: var(--font-family-mono);
}

.editor-codemirror .cm-highlightSpace,
.editor-codemirror .cm-highlightTab {
    opacity: 0.35;
}

.editor-codemirror .cm-gutters,
.editor-diff-merge .cm-gutters {
    background: transparent;
    color: var(--text-secondary);
    border-right: 1px solid var(--border-color);
    font-size: 0.92em;
    line-height: 1.35;
    opacity: 0.5;
}

.editor-diff-shell[hidden],
.editor-codemirror[hidden] {
    display: none !important;
}

.editor-diff-shell {
    --editor-diff-added-bg: color-mix(in srgb, var(--success-color) 14%, var(--bg-primary));
    --editor-diff-added-border: color-mix(in srgb, var(--success-color) 42%, var(--border-color));
    --editor-diff-added-text: color-mix(in srgb, var(--success-color) 82%, var(--text-primary) 18%);
    --editor-diff-removed-bg: color-mix(in srgb, var(--danger-color) 12%, var(--bg-primary));
    --editor-diff-removed-border: color-mix(in srgb, var(--danger-color) 42%, var(--border-color));
    --editor-diff-removed-text: color-mix(in srgb, var(--danger-color) 78%, var(--text-primary) 22%);
    --editor-diff-current-header-bg: color-mix(in srgb, var(--accent-color) 11%, var(--bg-secondary));
    --editor-diff-saved-header-bg: color-mix(in srgb, var(--danger-color) 10%, var(--bg-secondary));
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    background: var(--bg-primary);
}

.editor-diff-headers {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.editor-diff-header {
    min-width: 0;
    padding: 6px 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.editor-diff-header + .editor-diff-header {
    border-left: 1px solid var(--border-color);
}

.editor-diff-header-saved {
    background: var(--editor-diff-saved-header-bg);
    color: var(--editor-diff-removed-text);
}

.editor-diff-header-current {
    background: var(--editor-diff-current-header-bg);
    color: var(--editor-diff-added-text);
}

.editor-diff-merge {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.editor-diff-merge .cm-mergeView {
    height: 100%;
    overflow: auto;
    background: var(--bg-primary);
}

.editor-diff-merge .cm-mergeViewEditors {
    min-height: 100%;
}

.editor-diff-merge .cm-mergeViewEditor {
    min-width: 0;
}

.editor-diff-merge .cm-mergeViewEditor + .cm-mergeViewEditor {
    border-left: 1px solid var(--border-color);
}

.editor-diff-merge .cm-changedLine,
.editor-diff-merge .cm-changedText,
.editor-diff-merge .cm-changedLineGutter,
.editor-diff-merge .cm-inlineChangedLine,
.editor-diff-merge .cm-inlineChangedLineGutter {
    background: color-mix(in srgb, var(--accent-color) 9%, var(--bg-primary)) !important;
}

.editor-diff-merge .cm-insertedLine,
.editor-diff-merge .cm-insertedLineGutter,
.editor-diff-merge .cm-merge-b .cm-changedLine,
.editor-diff-merge .cm-merge-b .cm-inlineChangedLine {
    background: var(--editor-diff-added-bg) !important;
}

.editor-diff-merge .cm-insertedLine,
.editor-diff-merge .cm-merge-b .cm-changedLine,
.editor-diff-merge .cm-merge-b .cm-inlineChangedLine {
    box-shadow: inset 3px 0 0 var(--editor-diff-added-border);
}

.editor-diff-merge .cm-insertedText,
.editor-diff-merge .cm-merge-b .cm-changedText {
    background: color-mix(in srgb, var(--success-color) 26%, var(--bg-primary)) !important;
}

.editor-diff-merge .cm-deletedLine,
.editor-diff-merge .cm-deletedLineGutter,
.editor-diff-merge .cm-merge-a .cm-changedLine,
.editor-diff-merge .cm-merge-a .cm-inlineChangedLine {
    background: var(--editor-diff-removed-bg) !important;
}

.editor-diff-merge .cm-deletedLine,
.editor-diff-merge .cm-merge-a .cm-changedLine,
.editor-diff-merge .cm-merge-a .cm-inlineChangedLine {
    box-shadow: inset 3px 0 0 var(--editor-diff-removed-border);
}

.editor-diff-merge .cm-deletedText,
.editor-diff-merge .cm-merge-a .cm-changedText {
    background: color-mix(in srgb, var(--danger-color) 22%, var(--bg-primary)) !important;
}

.editor-diff-merge .cm-changeGutter,
.editor-diff-merge .cm-deletedLineGutter,
.editor-diff-merge .cm-insertedLineGutter,
.editor-diff-merge .cm-inlineChangedLineGutter {
    opacity: 1;
}

.editor-diff-merge .cm-collapseWidget,
.editor-diff-merge .cm-collapsedLines {
    color: var(--text-secondary);
}

.editor-codemirror .cm-activeLine {
    background: rgba(15, 20, 25, 0.06);
}

.editor-codemirror .cm-activeLineGutter {
    background: rgba(15, 20, 25, 0.06);
}

@media (prefers-color-scheme: dark) {
    .editor-codemirror .cm-activeLine,
    .editor-codemirror .cm-activeLineGutter {
        background: rgba(255, 255, 255, 0.05);
    }
}

[data-theme="dark"] .editor-codemirror .cm-activeLine,
[data-theme="dark"] .editor-codemirror .cm-activeLineGutter {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="light"] .editor-codemirror .cm-activeLine,
[data-theme="light"] .editor-codemirror .cm-activeLineGutter {
    background: rgba(15, 20, 25, 0.06);
}

.editor-status {
    padding: 2px 8px;
    font-size: 11px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

/* ── Markdown Preview Panel ── */
.md-preview-splitter {
    height: 4px;
    flex-shrink: 0;
    cursor: row-resize;
    background: transparent;
    position: relative;
    z-index: 10;
    touch-action: none;
}

.md-preview-splitter::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 1px;
    background: var(--border-color);
    transition: background 0.15s;
}

.md-preview-splitter:hover::after,
.md-preview-splitter.dragging::after {
    background: var(--accent-color);
}

.md-preview-panel {
    display: flex;
    flex-direction: column;
    min-height: 60px;
    background: var(--bg-primary);
    overflow: hidden;
    flex-shrink: 0;
}

.md-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.md-preview-title {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.md-preview-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 2px;
    border-radius: 3px;
    display: flex;
    align-items: center;
}

.md-preview-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.md-preview-body {
    flex: 1;
    overflow: auto;
    padding: 8px 12px;
    font-size: 13px;
    line-height: 1.5;
}

.md-preview-body pre.frontmatter-block {
    margin-top: 0;
}

.md-preview-body pre.frontmatter-block code.hljs {
    line-height: 1.18;
}

.md-preview-body pre.frontmatter-block code.hljs .tok-meta,
.md-preview-body pre.frontmatter-block code.hljs .tok-punctuation,
.md-preview-body pre.frontmatter-block code.hljs .tok-propertyName,
.md-preview-body pre.frontmatter-block code.hljs .tok-atom,
.md-preview-body pre.frontmatter-block code.hljs .tok-bool,
.md-preview-body pre.frontmatter-block code.hljs .tok-string,
.md-preview-body pre.frontmatter-block code.hljs .tok-string2 {
    line-height: inherit;
}

.editor-status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.editor-status-meta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.editor-branch-hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-width: 0;
    max-width: min(32vw, 280px);
    font-size: 11px;
    color: var(--text-secondary);
    opacity: 0.82;
    font-family: var(--font-mono, monospace);
    line-height: 1.1;
    flex: 0 1 auto;
}

.editor-branch-hint svg {
    flex: 0 0 auto;
}

.editor-branch-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.editor-status-text {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.editor-status-actions {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.editor-status-button {
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 10px;
    padding: 1px 5px;
}

.editor-status-button.active {
    border-color: var(--accent-color);
    color: var(--text-primary);
}

.editor-status-button:hover {
    border-color: var(--accent-color);
}

.editor-status-button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.editor-status-button:disabled:hover {
    border-color: var(--border-color);
}

.editor-save-btn {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.editor-save-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.cm-statusbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 11px;
    padding: 2px 8px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

.cm-statusbar-left,
.cm-statusbar-right {
    white-space: nowrap;
}

.cm-statusbar-right {
    text-align: right;
}

.editor-error {
    padding: 6px var(--spacing-md);
    font-size: 11px;
    color: var(--danger-color);
}

/* ── Terminal Dock Pane ── */
.terminal-pane-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--bg-primary);
    outline: none;
}

.terminal-pane-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.terminal-pane-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.terminal-pane-status {
    font-size: 10px;
    color: var(--text-secondary);
}

.terminal-pane-body {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 0;
}

.terminal-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-family-terminal);
}

.terminal-live-host {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: var(--font-family-terminal);
}

.terminal-live-host > canvas {
    display: block;
    max-width: none;
}

/* Dock panel layout (bottom panel) */
/* Dock splitter - horizontal drag handle between editor and dock */
.dock-splitter {
    height: 4px;
    cursor: row-resize;
    background: var(--border-color);
    flex-shrink: 0;
    transition: background-color var(--ui-transition-fast);
    position: relative;
    z-index: 2;
}

.dock-splitter:hover,
.dock-splitter.dragging {
    background: var(--accent-color);
}

.dock-panel {
    border-top: 1px solid var(--border-color);
    background: var(--bg-primary);
    height: var(--dock-height, 200px);
    min-height: 100px;
    max-height: 50vh;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.dock-panel.standalone {
    height: 100%;
    min-height: 0;
    max-height: none;
    flex: 1 1 auto;
    border-top: none;
}

.dock-panel.hidden {
    display: none;
}

.dock-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.dock-panel-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.dock-panel-actions {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.dock-panel-action,
.dock-panel-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    min-width: 22px;
    min-height: 22px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    cursor: pointer;
    border: none;
    background: transparent;
    color: inherit;
    padding: 0;
    margin: -2px;
    appearance: none;
    -webkit-appearance: none;
    transition: opacity var(--ui-transition-fast), background-color var(--ui-transition-fast), color var(--ui-transition-fast);
}

.dock-panel-action > svg,
.dock-panel-action > svg *,
.dock-panel-close > svg,
.dock-panel-close > svg * {
    pointer-events: none;
}

.dock-panel-action:hover,
.dock-panel-action:focus-visible,
.dock-panel-close:hover,
.dock-panel-close:focus-visible {
    background: var(--bg-hover);
}

.dock-panel-body {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.dock-panel-body > * {
    flex: 1 1 auto;
    min-height: 0;
}

.dock-panel-body-detached {
    overflow: hidden;
}

/* Tab strip dock toggle and spacer */
.tab-strip-spacer {
    flex: 1;
    min-width: 8px;
}

.dock-launcher {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 8px 6px;
    flex-shrink: 0;
}

.dock-launcher-label {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.tab-strip-dock-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: 2px 4px;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    padding: 0;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast), box-shadow var(--ui-transition-fast);
}

.tab-strip-dock-toggle > svg,
.tab-strip-dock-toggle > svg * {
    pointer-events: none;
}

.dock-launcher-button {
    width: auto;
    min-width: 0;
    height: 30px;
    gap: 6px;
    padding: 0 10px;
    margin: 0;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.tab-strip-dock-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.dock-launcher-button:hover {
    border-color: var(--accent-color);
}

.tab-strip-dock-toggle.active {
    color: var(--accent-color);
}

.dock-launcher-button.active {
    border-color: var(--accent-color);
    background: var(--accent-soft, var(--bg-hover));
}

/* ── Zen mode toggle button ── */
.tab-strip-zen-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: 2px 4px;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    padding: 0;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast);
}

.tab-strip-zen-toggle > svg,
.tab-strip-zen-toggle > svg * {
    pointer-events: none;
}

.tab-strip-zen-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab-strip-zen-toggle.active {
    color: var(--accent-color);
}

/* ── Zen mode layout ── */
.app-shell.zen-mode > .workspace-sidebar,
.app-shell.zen-mode > .workspace-toggle-tab,
.app-shell.zen-mode > .workspace-splitter,
.app-shell.zen-mode > .editor-splitter,
.app-shell.zen-mode > .container {
    display: none !important;
}

.app-shell.zen-mode > .editor-pane-container {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
}

/* Tab strip: hidden until hover near top in zen mode */
.app-shell.zen-mode .tab-strip {
    opacity: 0;
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: opacity 150ms ease;
}

/* Thin hover-reveal zone pinned to top of viewport */
.app-shell.zen-mode .zen-hover-zone {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    z-index: 101;
}

.app-shell.zen-mode .zen-hover-zone:hover ~ .tab-strip,
.app-shell.zen-mode .tab-strip:hover {
    opacity: 1;
    pointer-events: auto;
}

/* Terminal dock hidden in zen mode (auto-close handled in JS, this is CSS safety) */
.app-shell.zen-mode .dock-panel,
.app-shell.zen-mode .dock-splitter {
    display: none !important;
}

/* Zen mode editor: hide statusbar, center content at 80% width */
.app-shell.zen-mode .cm-statusbar {
    display: none !important;
}

.app-shell.zen-mode .editor-codemirror .cm-gutters {
    display: none !important;
}

.app-shell.zen-mode .editor-codemirror .cm-editor {
    background: var(--bg-primary);
}

.app-shell.zen-mode .editor-codemirror .cm-scroller {
    padding: 0 10%;
}

.app-shell.zen-mode .editor-codemirror .cm-content {
    max-width: 100%;
    padding-top: 2rem;
    padding-bottom: 2rem;
}

/* Hide the fixed connection-status pill in zen mode */
.app-shell.zen-mode ~ .connection-status,
.app-shell.zen-mode .connection-status {
    display: none !important;
}

/* Zen mode transitions: respect prefers-reduced-motion */
@media (prefers-reduced-motion: no-preference) {
    .app-shell.zen-mode > .editor-pane-container {
        transition: width 250ms ease, max-width 250ms ease;
    }
}

/* ── CodeMirror syntax highlighting (classHighlighter) ── */
/* Light mode */
.tok-keyword { color: #a626a4; }
.tok-atom, .tok-bool { color: #986801; }
.tok-number { color: #986801; }
.tok-string, .tok-string2 { color: #50a14f; }
.tok-variableName { color: #383a42; }
.tok-variableName.tok-definition { color: #4078f2; }
.tok-variableName.tok-local { color: #c18401; }
.tok-variableName2 { color: #e45649; }
.tok-typeName, .tok-namespace { color: #c18401; }
.tok-className { color: #c18401; }
.tok-macroName { color: #4078f2; }
.tok-propertyName { color: #e45649; }
.tok-propertyName.tok-definition { color: #4078f2; }
.tok-comment { color: #a0a1a7; font-style: italic; }
.tok-meta { color: #a0a1a7; }
.tok-operator { color: #383a42; }
.tok-punctuation { color: #383a42; }
.tok-link { color: #4078f2; text-decoration: underline; }
.tok-inserted { color: #50a14f; }
.tok-deleted { color: #e45649; }
.tok-heading { font-weight: bold; }
.tok-emphasis { font-style: italic; }
.tok-strong { font-weight: bold; }
.tok-invalid { color: #ff0000; }
.tok-labelName { color: #986801; }
.tok-url { color: #4078f2; }

/* Dark mode */
@media (prefers-color-scheme: dark) {
    .tok-keyword { color: #c678dd; }
    .tok-atom, .tok-bool { color: #d19a66; }
    .tok-number { color: #d19a66; }
    .tok-string, .tok-string2 { color: #98c379; }
    .tok-variableName { color: #e06c75; }
    .tok-variableName.tok-definition { color: #61afef; }
    .tok-variableName.tok-local { color: #e5c07b; }
    .tok-variableName2 { color: #e06c75; }
    .tok-typeName, .tok-namespace { color: #e5c07b; }
    .tok-className { color: #e5c07b; }
    .tok-macroName { color: #61afef; }
    .tok-propertyName { color: #e06c75; }
    .tok-propertyName.tok-definition { color: #61afef; }
    .tok-comment { color: #5c6370; font-style: italic; }
    .tok-meta { color: #5c6370; }
    .tok-operator { color: #abb2bf; }
    .tok-punctuation { color: #abb2bf; }
    .tok-link { color: #61afef; }
    .tok-inserted { color: #98c379; }
    .tok-deleted { color: #e06c75; }
    .tok-invalid { color: #ff6b6b; }
    .tok-labelName { color: #d19a66; }
    .tok-url { color: #61afef; }
}

/* Theme toggle override (when data-theme is explicit) */
[data-theme="dark"] .tok-keyword { color: #c678dd; }
[data-theme="dark"] .tok-atom,
[data-theme="dark"] .tok-bool { color: #d19a66; }
[data-theme="dark"] .tok-number { color: #d19a66; }
[data-theme="dark"] .tok-string,
[data-theme="dark"] .tok-string2 { color: #98c379; }
[data-theme="dark"] .tok-variableName { color: #e06c75; }
[data-theme="dark"] .tok-variableName.tok-definition { color: #61afef; }
[data-theme="dark"] .tok-variableName.tok-local { color: #e5c07b; }
[data-theme="dark"] .tok-variableName2 { color: #e06c75; }
[data-theme="dark"] .tok-typeName,
[data-theme="dark"] .tok-namespace { color: #e5c07b; }
[data-theme="dark"] .tok-className { color: #e5c07b; }
[data-theme="dark"] .tok-macroName { color: #61afef; }
[data-theme="dark"] .tok-propertyName { color: #e06c75; }
[data-theme="dark"] .tok-propertyName.tok-definition { color: #61afef; }
[data-theme="dark"] .tok-comment { color: #5c6370; font-style: italic; }
[data-theme="dark"] .tok-meta { color: #5c6370; }
[data-theme="dark"] .tok-operator { color: #abb2bf; }
[data-theme="dark"] .tok-punctuation { color: #abb2bf; }
[data-theme="dark"] .tok-link { color: #61afef; }
[data-theme="dark"] .tok-inserted { color: #98c379; }
[data-theme="dark"] .tok-deleted { color: #e06c75; }
[data-theme="dark"] .tok-invalid { color: #ff6b6b; }
[data-theme="dark"] .tok-labelName { color: #d19a66; }
[data-theme="dark"] .tok-url { color: #61afef; }

[data-theme="light"] .tok-keyword { color: #a626a4; }
[data-theme="light"] .tok-atom,
[data-theme="light"] .tok-bool { color: #986801; }
[data-theme="light"] .tok-number { color: #986801; }
[data-theme="light"] .tok-string,
[data-theme="light"] .tok-string2 { color: #50a14f; }
[data-theme="light"] .tok-variableName { color: #383a42; }
[data-theme="light"] .tok-variableName.tok-definition { color: #4078f2; }
[data-theme="light"] .tok-variableName.tok-local { color: #c18401; }
[data-theme="light"] .tok-variableName2 { color: #e45649; }
[data-theme="light"] .tok-typeName,
[data-theme="light"] .tok-namespace { color: #c18401; }
[data-theme="light"] .tok-className { color: #c18401; }
[data-theme="light"] .tok-macroName { color: #4078f2; }
[data-theme="light"] .tok-propertyName { color: #e45649; }
[data-theme="light"] .tok-propertyName.tok-definition { color: #4078f2; }
[data-theme="light"] .tok-comment { color: #a0a1a7; font-style: italic; }
[data-theme="light"] .tok-meta { color: #a0a1a7; }
[data-theme="light"] .tok-operator { color: #383a42; }
[data-theme="light"] .tok-punctuation { color: #383a42; }
[data-theme="light"] .tok-link { color: #4078f2; }
[data-theme="light"] .tok-inserted { color: #50a14f; }
[data-theme="light"] .tok-deleted { color: #e45649; }
[data-theme="light"] .tok-invalid { color: #ff0000; }
[data-theme="light"] .tok-labelName { color: #986801; }
[data-theme="light"] .tok-url { color: #4078f2; }

/* Theme-driven syntax token overrides shared by editor and rendered markdown. */
.cm-editor .tok-keyword,
.post-content .tok-keyword { color: var(--syntax-keyword) !important; }
.cm-editor .tok-atom,
.cm-editor .tok-bool,
.cm-editor .tok-number,
.cm-editor .tok-labelName,
.post-content .tok-atom,
.post-content .tok-bool,
.post-content .tok-number,
.post-content .tok-labelName { color: var(--syntax-literal) !important; }
.cm-editor .tok-string,
.cm-editor .tok-string2,
.post-content .tok-string,
.post-content .tok-string2 { color: var(--syntax-string) !important; }
.cm-editor .tok-variableName,
.post-content .tok-variableName { color: var(--syntax-variable) !important; }
.cm-editor .tok-variableName.tok-definition,
.post-content .tok-variableName.tok-definition { color: var(--syntax-variable-definition) !important; }
.cm-editor .tok-variableName.tok-local,
.post-content .tok-variableName.tok-local { color: var(--syntax-variable-local) !important; }
.cm-editor .tok-variableName2,
.post-content .tok-variableName2 { color: var(--syntax-variable-special) !important; }
.cm-editor .tok-typeName,
.cm-editor .tok-namespace,
.cm-editor .tok-className,
.post-content .tok-typeName,
.post-content .tok-namespace,
.post-content .tok-className { color: var(--syntax-type) !important; }
.cm-editor .tok-macroName,
.post-content .tok-macroName { color: var(--syntax-macro) !important; }
.cm-editor .tok-propertyName,
.post-content .tok-propertyName { color: var(--syntax-property) !important; }
.cm-editor .tok-propertyName.tok-definition,
.post-content .tok-propertyName.tok-definition { color: var(--syntax-variable-definition) !important; }
.cm-editor .tok-comment,
.post-content .tok-comment { color: var(--syntax-comment) !important; }
.cm-editor .tok-meta,
.post-content .tok-meta { color: var(--syntax-meta) !important; }
.cm-editor .tok-operator,
.post-content .tok-operator { color: var(--syntax-operator) !important; }
.cm-editor .tok-punctuation,
.post-content .tok-punctuation { color: var(--syntax-punctuation) !important; }
.cm-editor .tok-link,
.cm-editor .tok-url,
.post-content .tok-link,
.post-content .tok-url { color: var(--syntax-link) !important; }
.cm-editor .tok-inserted,
.post-content .tok-inserted { color: var(--syntax-inserted) !important; }
.cm-editor .tok-deleted,
.post-content .tok-deleted { color: var(--syntax-deleted) !important; }
.cm-editor .tok-invalid,
.post-content .tok-invalid { color: var(--syntax-invalid) !important; }

.workspace-loading,
.workspace-error {
    font-size: 12px;
    color: var(--text-secondary);
    padding: var(--spacing-xs);
}

.workspace-download-card {
    margin-top: var(--spacing-sm);
}

.container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    height: 100%;
    height: var(--app-height, 100dvh);
    min-height: 0;
    padding-top: env(safe-area-inset-top, 0px);
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) and (orientation: landscape) {
    .workspace-sidebar {
        display: flex;
    }

    .workspace-splitter {
        display: block;
    }

    .workspace-toggle-tab {
        display: flex;
    }

    .app-shell.workspace-collapsed .workspace-sidebar {
        width: 0;
        min-width: 0;
        opacity: 0;
        transform: translateX(-8px);
        pointer-events: none;
    }

    .app-shell.workspace-collapsed .workspace-splitter {
        width: 0;
        opacity: 0;
        pointer-events: none;
    }

    .app-shell.workspace-collapsed .workspace-toggle-tab {
        left: 0;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        border-left: 0;
    }

    .app-shell:not(.workspace-collapsed) .workspace-toggle-tab {
        left: calc(var(--sidebar-width, 280px) - var(--workspace-tab-width, 20px));
    }

    .app-shell.sidebar-resizing .workspace-toggle-tab {
        opacity: 0;
        pointer-events: none;
    }

    .app-shell.sidebar-resizing .workspace-sidebar,
    .app-shell.sidebar-resizing .workspace-splitter,
    .app-shell.sidebar-resizing .container {
        transition: none;
    }

    .app-shell.workspace-collapsed .container {
        max-width: var(--chat-max-width, 900px);
        min-width: var(--chat-min-width, 640px);
        margin: 0 auto;
    }

    .app-shell.workspace-collapsed:not(.editor-open):not(.chat-only):not(.pane-popout) {
        justify-content: center;
    }

    .app-shell.workspace-collapsed:not(.editor-open):not(.chat-only):not(.pane-popout) > .container {
        flex: 0 1 auto;
        width: min(100%, var(--chat-max-width, 900px));
        margin: 0;
    }

    .container {
        max-width: 100%;
        margin: 0;
        flex: 1;
        transition: max-width var(--ui-transition-fast), min-width var(--ui-transition-fast), margin var(--ui-transition-fast);
    }
}