* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.page-header h1 {
    color: white;
    font-size: 32px;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.header-icon {
    width: 64px;
    height: 64px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.panel {
    padding: 30px;
}

.panel.editor-panel {
    border-right: 1px solid #e0e0e0;
}

h1 {
    color: #333;
    margin-bottom: 10px;
    font-size: 24px;
}

.subtitle {
    color: #666;
    margin-bottom: 20px;
    font-size: 14px;
}

/* Compile Status (below editor) */
.compile-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 14px;
}

.compile-status.idle {
    background: #f5f5f5;
    color: #666;
}

.compile-status.idle .status-dot {
    background: #999;
}

.compile-status.success {
    background: #d4edda;
    color: #155724;
}

.compile-status.success .status-dot {
    background: #28a745;
    box-shadow: 0 0 8px #28a745;
}

.compile-status.error {
    background: #f8d7da;
    color: #721c24;
}

.compile-status.error .status-dot {
    background: #dc3545;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Editor Container (CodeMirror) */
.editor {
    width: 100%;
    height: 450px;
    margin-bottom: 15px;
}

/* Ensure CodeMirror fills container */
.editor .cm-editor {
    height: 100%;
}

/* Editor Toolbar */
.editor-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.toolbar-left {
    display: flex;
    gap: 8px;
    align-items: center;
}

.toolbar-right {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* Examples Dropdown */
.examples-dropdown {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    background: white;
    cursor: pointer;
    min-width: 160px;
}

.examples-dropdown:hover {
    border-color: #667eea;
}

.examples-dropdown:focus {
    outline: none;
    border-color: #667eea;
}


button {
    background: #667eea;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    flex: 1;
}

button:hover:not(:disabled) {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

button:active:not(:disabled) {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button.secondary {
    background: #6c757d;
}

button.secondary:hover:not(:disabled) {
    background: #5a6268;
}

button.danger {
    background: #dc3545;
}

button.danger:hover:not(:disabled) {
    background: #c82333;
}

button.small {
    flex: 0 1 auto;
    padding: 10px 18px;
    font-size: 14px;
}

/* Run button group (right panel) */
.run-button-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

/* Run on robot button */
button.btn-run {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 24px;
    font-size: 18px;
    font-weight: 700;
    background: #667eea;
}

button.btn-run:hover:not(:disabled) {
    background: #5568d3;
}

button.btn-run.running {
    background: #28a745 !important;
}

button.btn-run.disconnected {
    background: #6c757d;
    cursor: not-allowed;
}

button.btn-run.disconnected:hover {
    background: #6c757d;
    transform: none;
    box-shadow: none;
}

.btn-run-icon {
    font-size: 24px;
}

.btn-run-text {
    white-space: nowrap;
}

/* Abort button */
button.btn-abort {
    padding: 18px 24px;
    font-size: 18px;
    font-weight: 700;
    background: #dc3545;
    flex: 0 0 auto;
}

button.btn-abort:hover:not(:disabled) {
    background: #c82333;
}

/* Toolbar button colors */
button.btn-save {
    background: #28a745;
}

button.btn-save:hover:not(:disabled) {
    background: #218838;
}

button.btn-load {
    background: #dc3545;
}

button.btn-load:hover:not(:disabled) {
    background: #c82333;
}

button.btn-clear {
    background: #e0e0e0;
    color: #333;
}

button.btn-clear:hover:not(:disabled) {
    background: #d0d0d0;
}

button.btn-help {
    background: #ffc107;
    color: #333;
}

button.btn-help:hover:not(:disabled) {
    background: #e0a800;
}

.console {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 15px;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 12px;
    max-height: 300px;
    overflow-y: auto;
    line-height: 1.6;
}

.console-line {
    margin-bottom: 4px;
}

.console-line.error {
    color: #f48771;
}

.console-line.warning {
    color: #dcdcaa;
}

.console-line.success {
    color: #4ec9b0;
}

.console-line.info {
    color: #9cdcfe;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ir-display {
    background: #f8f9fa;
    padding: 10px;
    border-radius: 8px;
    max-height: 500px;
    overflow-y: auto;
    font-size: 13px;
    margin-top: 15px;
}

.ir-action {
    background: white;
    padding: 6px 10px;
    margin-bottom: 4px;
    border-radius: 4px;
    border-left: 4px solid #667eea;
}

.ir-action-type {
    font-weight: 600;
    color: #667eea;
    margin-bottom: 2px;
    font-size: 12px;
}

.ir-action-details {
    font-size: 11px;
    color: #666;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.modal-header h3 {
    margin: 0;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: none;
}

.modal-close:hover {
    color: #333;
    background: #f0f0f0;
    border-radius: 4px;
    transform: none;
    box-shadow: none;
}

.modal-body {
    padding: 20px;
    max-height: 60vh;
    overflow-y: auto;
}

/* Saved Scripts List */
.saved-script-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.saved-script-item:hover {
    background: #f5f5f5;
    border-color: #667eea;
}

.saved-script-info {
    flex: 1;
}

.saved-script-name {
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
}

.saved-script-date {
    font-size: 12px;
    color: #666;
}

.saved-script-delete {
    background: #dc3545;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    flex: none;
}

.saved-script-delete:hover {
    background: #c82333;
    transform: none;
    box-shadow: none;
}

.no-saved-scripts {
    text-align: center;
    color: #666;
    padding: 40px 20px;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Running Button Animation */
button.running {
    position: relative;
    background: #28a745 !important;
}

button.running::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Action Icons in IR Display */
.ir-action {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.ir-action-icon {
    font-size: 16px;
    min-width: 24px;
    text-align: center;
}

.ir-action-content {
    flex: 1;
}

.ir-action.current {
    background: #fff3cd;
    border-left-color: #ffc107;
}

/* Help Guide Modal */
.help-guide-modal {
    max-width: 700px;
    width: 95%;
}

.help-guide-body {
    max-height: 75vh;
    padding: 24px 28px;
    line-height: 1.6;
}

.guide-intro {
    color: #444;
    margin-bottom: 12px;
    font-size: 14px;
}

.guide-intro code {
    display: inline-block;
    background: #f0f4ff;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    color: #667eea;
}

.guide-intro:last-of-type {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e0e0e0;
}

.guide-section {
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.guide-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.guide-section h4 {
    color: #667eea;
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 600;
}

.guide-section p {
    margin: 10px 0;
    font-size: 14px;
    color: #444;
}

.guide-section code {
    display: inline-block;
    background: #f0f4ff;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    color: #667eea;
}

.guide-section pre {
    background: #f8f9fa;
    padding: 12px 14px;
    border-radius: 6px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    margin: 10px 0;
    overflow-x: auto;
    border: 1px solid #e8e8e8;
    line-height: 1.5;
}

.guide-note {
    font-size: 13px;
    color: #666;
    font-style: italic;
    margin-top: 8px;
}

.guide-warning {
    background: #fff8e6;
    border: 1px solid #ffe0a0;
    border-radius: 8px;
    padding: 16px 20px;
    margin-bottom: 28px;
}

.guide-warning h4 {
    color: #b8860b;
}

.guide-warning pre {
    background: #fffef8;
    border-color: #f0e8d0;
}

.guide-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-top: 12px;
}

.guide-table th,
.guide-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.guide-table th {
    background: #f5f5f5;
    font-weight: 600;
    color: #333;
}

.guide-table tr:last-child td {
    border-bottom: none;
}

.guide-table code {
    background: #f0f4ff;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 12px;
}