/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #1e1e1e;
    color: #d4d4d4;
    line-height: 1.6;
}

/* Editor container */
.editor-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Header */
.editor-header {
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.editor-header h1 {
    color: #569cd6;
    font-size: 1.5rem;
    font-weight: 600;
}

.header-controls {
    display: flex;
    gap: 0.5rem;
}

.header-controls button {
    background-color: #007acc;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s;
}

.header-controls button:hover {
    background-color: #005a9e;
}

/* Main editor area */
.editor-main {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

/* Top row: Code editor and AST tree view side by side */
.top-row {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Code editor panel (50% width) */
.code-editor-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid #3e3e42;
    background-color: #1e1e1e;
}

.code-editor-panel h3 {
    padding: 1rem;
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
    color: #d4d4d4;
}

.code-editor-container {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0; /* Important for flexbox to work properly */
}

#code-editor {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
    padding: 1rem;
    resize: none;
}

/* CodeMirror editor height fixes */
.CodeMirror {
    height: 100% !important;
    min-height: 300px;
    flex: 1;
}

.CodeMirror-scroll {
    min-height: 100%;
}



/* AST Tree Editor panel (50% width) */
.ast-editor-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: #252526;
    border-left: 1px solid #3e3e42;
}

.ast-editor-panel h3 {
    padding: 1rem;
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
    color: #d4d4d4;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tree-editor-container {
    flex: 1;
    overflow: auto;
    padding: 1rem;
}

/* Bottom row: Output panel */
.output-panel {
    height: 200px;
    display: flex;
    flex-direction: column;
    background-color: #1e1e1e;
    border-top: 1px solid #3e3e42;
}

/* Tabs */
.structural-tabs {
    display: flex;
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
}

.tab-btn {
    background-color: transparent;
    color: #d4d4d4;
    border: none;
    padding: 0.75rem 1rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.tab-btn:hover {
    background-color: #3e3e42;
}

.tab-btn.active {
    background-color: #007acc;
    color: white;
    border-bottom-color: #007acc;
}

/* Tab content */
.tab-content {
    flex: 1;
    overflow: auto;
    padding: 1rem;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Tree view */
.tree-view-container {
    height: 100%;
    overflow: auto;
}

#tree-view {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.4;
}

.tree-node {
    margin: 2px 0;
    padding: 2px 0;
}

.tree-node-content {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 3px;
    transition: background-color 0.2s;
}

.tree-node-content:hover {
    background-color: #3e3e42;
}

.tree-node-content.clickable {
    cursor: pointer;
}

.tree-node.selected .tree-node-content {
    background-color: #007acc;
    color: white;
}

.tree-node.selected .tree-node-type {
    color: white;
}

.tree-node.selected .tree-node-value {
    color: white;
}

.tree-node-toggle {
    margin-right: 8px;
    color: #569cd6;
    font-weight: bold;
    width: 16px;
    text-align: center;
}

.tree-node-type {
    color: #4ec9b0;
    margin-right: 8px;
    font-weight: 600;
}

.tree-node-value {
    color: #d4d4d4;
}

.tree-node-children {
    margin-left: 20px;
    border-left: 1px solid #3e3e42;
    padding-left: 10px;
}

/* Form styles */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #d4d4d4;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #3e3e42;
    border-radius: 4px;
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #007acc;
    box-shadow: 0 0 0 2px rgba(0, 122, 204, 0.2);
}

/* Parameter list */
.parameter-list {
    margin-bottom: 0.5rem;
}

.parameter-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    align-items: center;
}

.parameter-item input {
    flex: 1;
}

.parameter-item select {
    width: 120px;
}

.remove-param-btn {
    background-color: #d73a49;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}

.remove-param-btn:hover {
    background-color: #b31d28;
}

/* Expression builder */
.expression-builder {
    border: 1px solid #3e3e42;
    border-radius: 4px;
    padding: 1rem;
    background-color: #1e1e1e;
    min-height: 100px;
}

.expression-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    align-items: center;
}

.expression-type-selector {
    width: 120px;
}

.expression-value {
    flex: 1;
}

/* When expression editor */
.when-editor {
    height: 100%;
    overflow: auto;
}

.expression-list,
.case-list {
    margin-bottom: 1rem;
}

.case-item {
    border: 1px solid #3e3e42;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: #1e1e1e;
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.case-patterns {
    margin-bottom: 1rem;
}

.pattern-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    align-items: center;
}

.remove-case-btn {
    background-color: #d73a49;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}

/* With header editor */
.with-editor {
    height: 100%;
    overflow: auto;
}

.entry-list {
    margin-bottom: 1rem;
}

.entry-item {
    border: 1px solid #3e3e42;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: #1e1e1e;
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.entry-type-selector {
    width: 120px;
}

.entry-name {
    flex: 1;
    margin-right: 0.5rem;
}

.remove-entry-btn {
    background-color: #d73a49;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}

/* Output panel */
.output-panel {
    height: 200px;
    background-color: #252526;
    border-top: 1px solid #3e3e42;
}

.output-panel h3 {
    padding: 1rem;
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
    color: #d4d4d4;
}

.output-tabs {
    display: flex;
    background-color: #2d2d30;
    border-bottom: 1px solid #3e3e42;
}

.output-content {
    flex: 1;
    overflow: auto;
    padding: 1rem;
}

.output-content pre {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.4;
    color: #d4d4d4;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Buttons */
button {
    background-color: #007acc;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #005a9e;
}

button:disabled {
    background-color: #3e3e42;
    color: #6a6a6a;
    cursor: not-allowed;
}

/* Utility classes */
.hidden {
    display: none !important;
}

.error {
    color: #f14c4c;
}

.success {
    color: #4ec9b0;
}

.warning {
    color: #dcdcaa;
}

/* Responsive design */
@media (max-width: 1200px) {
    .top-row {
        flex-direction: column;
    }
    
    .code-editor-panel,
    .ast-editor-panel {
        flex: none;
        height: 50%;
    }
}

@media (max-width: 768px) {
    .editor-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .header-controls {
        justify-content: center;
    }
    
    .structural-tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
        min-width: 80px;
    }
}

/* Parse status indicator */
.parse-status {
    font-size: 0.8rem;
    font-weight: normal;
    margin-left: 0.5rem;
}

.parse-status.parsing {
    color: #dcdcaa;
}

.parse-status.parsed {
    color: #4ec9b0;
}

.parse-status.error {
    color: #f14c4c;
}

/* Baba Yaga Syntax Highlighting Enhancements */
.CodeMirror {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
}

/* Custom token colors for Baba Yaga - More specific selectors */
.CodeMirror.cm-s-baba-yaga .cm-keyword,
.cm-s-baba-yaga .cm-keyword {
    color: #c586c0 !important; /* Purple for keywords */
    font-weight: bold;
}

.CodeMirror.cm-s-baba-yaga .cm-type,
.cm-s-baba-yaga .cm-type {
    color: #4ec9b0 !important; /* Teal for types */
    font-weight: bold;
}

.CodeMirror.cm-s-baba-yaga .cm-function,
.cm-s-baba-yaga .cm-function {
    color: #dcdcaa !important; /* Yellow for functions */
    font-weight: bold;
}

.CodeMirror.cm-s-baba-yaga .cm-builtin,
.cm-s-baba-yaga .cm-builtin {
    color: #d7ba7d !important; /* Orange for builtins */
}

.CodeMirror.cm-s-baba-yaga .cm-operator,
.cm-s-baba-yaga .cm-operator {
    color: #d4d4d4 !important; /* White for operators */
}

.CodeMirror.cm-s-baba-yaga .cm-number,
.cm-s-baba-yaga .cm-number {
    color: #b5cea8 !important; /* Green for numbers */
}

.CodeMirror.cm-s-baba-yaga .cm-string,
.cm-s-baba-yaga .cm-string {
    color: #ce9178 !important; /* Red for strings */
}

.CodeMirror.cm-s-baba-yaga .cm-comment,
.cm-s-baba-yaga .cm-comment {
    color: #6a9955 !important; /* Green for comments */
    font-style: italic;
}

.CodeMirror.cm-s-baba-yaga .cm-variable,
.cm-s-baba-yaga .cm-variable {
    color: #9cdcfe !important; /* Blue for variables */
}

/* Dark theme adjustments for better contrast */
.cm-s-baba-yaga.CodeMirror {
    background-color: #1e1e1e;
    color: #d4d4d4;
}

.cm-s-baba-yaga .CodeMirror-gutters {
    background-color: #2d2d30;
    border-right: 1px solid #3e3e42;
}

.cm-s-baba-yaga .CodeMirror-linenumber {
    color: #858585;
}

/* Focus state */
.CodeMirror-focused .CodeMirror-cursor {
    border-left: 2px solid #007acc;
}

/* Selection */
.CodeMirror-selected {
    background-color: #264f78 !important;
}

/* Active line highlighting */
.CodeMirror-activeline-background {
    background-color: #2d2d30;
}

/* Add buttons */
.add-btn {
    background-color: #007acc;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    margin-left: 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background-color 0.2s;
}

.add-btn:hover {
    background-color: #005a9e;
}

/* Retry button */
.retry-btn {
    background-color: #6a9955;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    margin-left: 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background-color 0.2s;
}

.retry-btn:hover {
    background-color: #4a7a35;
}

.retry-btn:active {
    transform: scale(0.95);
}

/* Inline editing */
.tree-node-editable {
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 3px;
    transition: background-color 0.2s;
}

.tree-node-editable:hover {
    background-color: #3e3e42;
}

.tree-node-editing {
    background-color: #007acc;
    color: white;
}

.tree-node-editing input {
    background: transparent;
    border: none;
    color: white;
    outline: none;
    font-family: inherit;
    font-size: inherit;
    width: 100%;
}

.tree-node-actions {
    display: inline-flex;
    margin-left: 0.5rem;
    gap: 0.25rem;
}

.tree-node-action-btn {
    background-color: #3e3e42;
    color: #d4d4d4;
    border: none;
    padding: 1px 4px;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.7rem;
    transition: background-color 0.2s;
}

.tree-node-action-btn:hover {
    background-color: #007acc;
    color: white;
}

.tree-node-action-btn.delete:hover {
    background-color: #f14c4c;
}