/* tools/prompt_builder/css/style.css */
/* AI Prompt Builder - Premium Cyberpunk Block Editor UI */

:root {
    /* Tool-specific variables (inherit from tools-common.css) */
    --hero-bg: rgba(var(--color-black-rgb), 0.3);
    --card-surface: rgba(var(--color-bg-rgb, 10, 10, 15), 0.7);
    --border-color: rgba(var(--color-text-rgb, 255, 255, 255), 0.1);
    --text-primary: var(--color-text);
    --text-muted: var(--color-text-muted);
    --toggle-bg: rgba(var(--color-white-rgb), 0.05);

    /* Block Editor specific */
    --block-bg: rgba(var(--color-black-rgb), 0.2);
    --block-border: rgba(var(--color-white-rgb), 0.08);
    --block-handle-color: var(--color-accent-secondary);
    --preview-bg: rgba(var(--color-black-rgb), 0.4);
}

/* Light Mode Overrides */
body.theme-light {
    --hero-bg: var(--color-white) !important;
    --card-surface: var(--color-white) !important;
    --border-color: rgba(var(--color-black-rgb), 0.15) !important;
    --text-primary: var(--color-black) !important;
    --text-muted: var(--color-text-muted) !important;
    --toggle-bg: rgba(var(--color-black-rgb), 0.05) !important;
    --block-bg: rgba(var(--color-black-rgb), 0.02) !important;
    --block-border: rgba(var(--color-black-rgb), 0.1) !important;
    --preview-bg: rgba(var(--color-black-rgb), 0.02) !important;
}

body.theme-light.in-iframe {
    background-color: var(--color-white) !important;
}

/* ================================
   Base Layout
   ================================ */
.tool-container-wide {
    padding-top: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    font-family: 'Roboto', sans-serif;
    color: var(--text-primary);
}

/* ================================
   Toolbar
   ================================ */
.pb-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--card-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-md);
    flex-wrap: wrap;
    /* Stacking context: toolbar above main content */
    position: relative;
    z-index: 100;
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-toolbar {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.btn-toolbar:hover {
    border-color: var(--color-accent-secondary);
    color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.1);
}

.btn-toolbar .icon {
    font-size: 1.1rem;
}

.btn-share:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    background: rgba(var(--color-accent-primary-rgb), 0.1);
}

.btn-reset:hover {
    border-color: var(--color-error);
    color: var(--color-error);
    background: rgba(239, 68, 68, 0.1);
}

.btn-share:disabled,
.btn-reset:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Preset Dropdown */
.preset-dropdown {
    position: relative;
}

.preset-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 240px;
    max-height: 400px;
    overflow-y: auto;
    overflow-y: auto;
    background: var(--color-bg);
    /* Use global variable */
    backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(var(--color-black-rgb), 0.3);
    z-index: 200;
}

.preset-category {
    padding: 8px 16px 4px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(var(--border-color-rgb), 0.5);
    margin-bottom: 4px;
}

.preset-category:not(:first-child) {
    margin-top: 8px;
    border-top: 1px solid rgba(var(--border-color-rgb), 0.5);
    padding-top: 8px;
    border-bottom: none;
}

.preset-item {
    display: block;
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.preset-item:hover {
    background: rgba(var(--color-accent-secondary-rgb), 0.15);
    color: var(--color-accent-secondary);
}

body.theme-light .preset-menu {
    background: var(--color-white);
    box-shadow: 0 8px 24px rgba(var(--color-black-rgb), 0.15);
}

/* ================================
   Main 2-Column Layout
   ================================ */
.pb-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--spacing-lg);
    align-items: start;
    /* Stacking context: below toolbar */
    position: relative;
    z-index: 1;
}

/* ================================
   Block Editor (Left Panel)
   ================================ */
.pb-editor {
    background: var(--card-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

body.theme-light .pb-editor,
body.theme-light .pb-preview {
    background: var(--color-white);
    box-shadow: 0 4px 20px rgba(var(--color-black-rgb), 0.05);
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.editor-title,
.preview-title {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin: 0;
}

.btn-add-block {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    border: none;
    color: var(--color-white);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 40px;
}

.btn-add-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(var(--color-accent-primary-rgb), 0.4);
}

.btn-add-block .icon {
    font-size: 1.2rem;
    font-weight: bold;
}

/* Blocks Container */
.blocks-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    overflow-y: auto;
    max-height: 600px;
    padding-right: var(--spacing-xs);
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-height: 200px;
    text-align: center;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Single Block */
.pb-block {
    background: var(--block-bg);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: all var(--transition-fast);
    position: relative;
}

.pb-block:hover {
    border-color: rgba(var(--color-accent-secondary-rgb), 0.3);
}

.pb-block.dragging {
    opacity: 0.5;
    border-color: var(--color-accent-primary);
}

.pb-block.drag-over {
    border-color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.05);
}

.block-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.block-drag-handle {
    cursor: grab;
    color: var(--text-muted);
    font-size: 1.2rem;
    padding: 4px;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.pb-block:hover .block-drag-handle {
    opacity: 1;
    color: var(--block-handle-color);
}

.block-label-input {
    flex: 1;
    background: transparent;
    border: none;
    border-bottom: 1px solid transparent;
    color: var(--color-accent-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 4px 0;
    outline: none;
    transition: border-color var(--transition-fast);
}

.block-label-input:focus {
    border-bottom-color: var(--color-accent-secondary);
}

.block-type-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    background: rgba(var(--color-accent-tertiary-rgb), 0.2);
    color: var(--text-muted);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.block-delete-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 1rem;
    opacity: 0;
    transition: all var(--transition-fast);
}

.pb-block:hover .block-delete-btn,
.pb-block:hover .block-toggle-btn {
    opacity: 1;
}

.block-delete-btn:hover {
    color: var(--color-error);
}

/* Block Toggle (Minimize) Button */
.block-toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 0.9rem;
    opacity: 0;
    transition: all var(--transition-fast);
    margin-right: 2px;
}

.block-toggle-btn:hover {
    color: var(--color-accent-secondary);
}

/* Collapsed Block State */
.pb-block.collapsed .block-content {
    display: none;
}

.pb-block.collapsed {
    padding: var(--spacing-sm) var(--spacing-md);
}

.pb-block.collapsed .block-header {
    margin-bottom: 0;
}

.pb-block.collapsed .block-toggle-btn {
    opacity: 1;
}

/* Block Level Controls */
.block-level-controls {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-right: var(--spacing-xs);
}

.block-level-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px 6px;
    font-size: 0.65rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.block-level-btn:hover:not(:disabled) {
    color: var(--color-accent-secondary);
    border-color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.1);
}

.block-level-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.block-level-display {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-accent-tertiary);
    min-width: 24px;
    text-align: center;
}

/* Indented Blocks (H2-H4) - No physical indentation to keep editor width */
.pb-block.level-2 {
    border-left: 4px solid var(--color-accent-tertiary);
    background: rgba(var(--color-accent-tertiary-rgb), 0.03);
}

.pb-block.level-2 .block-level-display {
    color: var(--color-accent-tertiary);
}

.pb-block.level-3 {
    border-left: 4px solid var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.03);
}

.pb-block.level-3 .block-level-display {
    color: var(--color-accent-secondary);
}

.pb-block.level-4 {
    border-left: 4px solid var(--color-accent-primary);
    background: rgba(var(--color-accent-primary-rgb), 0.03);
}

.pb-block.level-4 .block-level-display {
    color: var(--color-accent-primary);
}

/* Block Content - Textarea */
.block-content textarea {
    width: 100%;
    min-height: 80px;
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    padding: var(--spacing-sm);
    resize: vertical;
    outline: none;
    transition: border-color var(--transition-fast);
}

body.theme-light .block-content textarea {
    background: rgba(var(--color-black-rgb), 0.03);
}

.block-content textarea:focus {
    border-color: var(--color-accent-secondary);
}

/* Code Block Language Selector */
.code-block-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.code-language-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.code-language-selector label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.code-language-select {
    background: rgba(var(--color-black-rgb), 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.8rem;
    padding: 4px 8px;
    cursor: pointer;
    outline: none;
    transition: all var(--transition-fast);
}

.code-language-select:hover,
.code-language-select:focus {
    border-color: var(--color-accent-secondary);
}

body.theme-light .code-language-select {
    background: rgba(var(--color-black-rgb), 0.05);
}

.code-block-wrapper textarea {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.85rem;
}

/* Block Content - List */
.block-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.list-item input {
    flex: 1;
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    outline: none;
}

body.theme-light .list-item input {
    background: rgba(var(--color-black-rgb), 0.03);
}

.list-item input:focus {
    border-color: var(--color-accent-secondary);
}

.btn-remove-item,
.btn-add-item {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 8px;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.btn-remove-item:hover {
    color: var(--color-error);
}

.btn-add-item {
    color: var(--color-accent-secondary);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-add-item:hover {
    color: var(--color-accent-primary);
}

/* Block Content - Key-Value */
.keyvalue-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.keyvalue-item {
    display: grid;
    grid-template-columns: 1fr 20px 2fr 30px;
    align-items: center;
    gap: var(--spacing-xs);
}

.keyvalue-item input {
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    outline: none;
}

body.theme-light .keyvalue-item input {
    background: rgba(var(--color-black-rgb), 0.03);
}

.keyvalue-item input:focus {
    border-color: var(--color-accent-secondary);
}

.keyvalue-separator {
    text-align: center;
    color: var(--text-muted);
    font-weight: bold;
}

/* Block Content - Example (Few-shot) */
.example-block {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.example-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.example-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.example-label.input-label {
    color: var(--color-accent-primary);
}

.example-label.output-label {
    color: var(--color-accent-secondary);
}

.example-section textarea {
    width: 100%;
    min-height: 60px;
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    line-height: 1.4;
    padding: var(--spacing-sm);
    resize: vertical;
    outline: none;
}

body.theme-light .example-section textarea {
    background: rgba(var(--color-black-rgb), 0.03);
}

/* Block Content - Code */
.block-content pre {
    margin: 0;
}

.block-content code {
    display: block;
    width: 100%;
    min-height: 80px;
    background: rgba(var(--color-black-rgb), 0.4);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-sm);
    color: var(--color-accent-secondary);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    padding: var(--spacing-sm);
    white-space: pre-wrap;
    word-break: break-word;
}

body.theme-light .block-content code {
    background: rgba(var(--color-black-rgb), 0.05);
    color: var(--color-accent-tertiary);
}

/* ================================
   Preview Panel (Right)
   ================================ */
.pb-preview {
    background: var(--card-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-height: 500px;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: var(--spacing-lg);
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.format-tabs {
    display: flex;
    gap: 4px;
    background: rgba(var(--color-black-rgb), 0.2);
    padding: 3px;
    border-radius: var(--radius-sm);
}

body.theme-light .format-tabs {
    background: rgba(var(--color-black-rgb), 0.05);
}

.format-tab {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-xs, 3px);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.format-tab:hover {
    color: var(--text-primary);
}

.format-tab.active {
    background: var(--color-accent-secondary);
    color: var(--color-white);
}

.preview-content {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
}

.preview-output {
    flex: 1;
    background: var(--preview-bg);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--text-primary);
    overflow: auto;
    max-height: 550px;
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
}

body.theme-light .preview-output {
    background: rgba(var(--color-black-rgb), 0.02);
}

.btn-copy-preview {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--color-accent-secondary);
    border: none;
    color: var(--color-white);
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 10px rgba(var(--color-accent-secondary-rgb), 0.3);
}

.btn-copy-preview:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(var(--color-accent-secondary-rgb), 0.5);
}

/* ================================
   Add Block Modal
   ================================ */
/* Override global modal styles - use hidden attribute instead of .active class */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(var(--color-black-rgb), 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: var(--spacing-md);
    /* Override global modal opacity settings */
    opacity: 1;
    pointer-events: auto;
    transition: opacity 0.2s ease;
}

body.theme-light .modal-overlay {
    background: rgba(var(--color-black-rgb), 0.4);
}

.modal-overlay[hidden] {
    display: none !important;
}

.modal-window {
    background: var(--card-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(var(--color-black-rgb), 0.5);
}

body.theme-light .modal-window {
    background: var(--color-white);
    box-shadow: 0 20px 60px rgba(var(--color-black-rgb), 0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    transition: color var(--transition-fast);
}

.btn-close-modal:hover {
    color: var(--color-error);
}

.modal-body {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
}

body.theme-light .modal-body {
    background: var(--color-white);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: var(--spacing-sm);
}

.input-text {
    width: 100%;
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    padding: 0.75rem 1rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

body.theme-light .input-text {
    background: rgba(var(--color-black-rgb), 0.03);
}

.input-text:focus {
    border-color: var(--color-accent-secondary);
}

.input-text::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.block-type-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.block-type-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: var(--toggle-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.block-type-btn:hover {
    border-color: rgba(var(--color-accent-secondary-rgb), 0.5);
}

.block-type-btn.active {
    border-color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.1);
}

.type-icon {
    font-size: 1.5rem;
}

.type-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

.type-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.block-type-btn.active .type-name {
    color: var(--color-accent-secondary);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.btn-cancel {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.btn-cancel:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.btn-action {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    border: none;
    color: var(--color-white);
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(var(--color-accent-primary-rgb), 0.4);
}

/* ================================
   Responsive (Mobile: 1 Column)
   ================================ */
@media (max-width: 900px) {
    .pb-main {
        grid-template-columns: 1fr;
    }

    .pb-preview {
        position: static;
    }

    .blocks-container {
        max-height: 400px;
    }

    /* Hide button text on tablet/mobile to save space */
    .pb-toolbar .btn-toolbar span:not(.icon):not(.dropdown-arrow) {
        display: none;
    }

    .pb-toolbar .btn-toolbar {
        padding: 0.5rem;
        /* Reduce padding when text is hidden */
    }
}

@media (max-width: 600px) {
    .tool-container-wide {
        padding: var(--spacing-sm);
    }

    .pb-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-left,
    .toolbar-right {
        justify-content: space-between;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .template-name-container {
        width: 100%;
    }

    .editor-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }

    .btn-add-block {
        width: 100%;
        justify-content: center;
    }

    .block-type-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .preview-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .format-tabs {
        width: 100%;
        justify-content: center;
    }

    .keyvalue-item {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .keyvalue-separator {
        display: none;
    }
}

/* ================================
   Template List (Save/Load Modal)
   ================================ */
.modal-narrow {
    max-width: 400px;
}

.template-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
}

.template-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--block-bg);
    border: 1px solid var(--block-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
}

.template-item:hover {
    border-color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.05);
}

.template-info {
    flex: 1;
    min-width: 0;
}

.template-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
    word-break: break-word;
}

.template-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.template-actions {
    display: flex;
    gap: 4px;
}

.template-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 6px 10px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.template-btn:hover {
    color: var(--text-primary);
    background: rgba(var(--color-white-rgb), 0.1);
}

.template-btn.load-btn:hover {
    color: var(--color-accent-secondary);
    background: rgba(var(--color-accent-secondary-rgb), 0.15);
}

.template-btn.edit-btn:hover {
    color: var(--color-accent-primary);
    background: rgba(var(--color-accent-primary-rgb), 0.15);
}

.template-btn.delete-btn:hover {
    color: var(--color-error);
    background: rgba(239, 68, 68, 0.15);
}

body.theme-light .template-item {
    background: rgba(var(--color-black-rgb), 0.02);
}

body.theme-light .template-btn:hover {
    background: rgba(var(--color-black-rgb), 0.05);
}

/* Template name edit mode */
.template-name-container {
    flex: 1;
    min-width: 120px;
    display: flex;
}

.template-name-input {
    flex: 1;
    width: 100%;
    background: rgba(var(--color-black-rgb), 0.2);
    border: 1px solid var(--color-accent-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    padding: 4px 8px;
    outline: none;
}

body.theme-light .template-name-input {
    background: rgba(var(--color-black-rgb), 0.03);
}

/* Save button style */
.btn-save:hover {
    border-color: var(--color-success, #10b981);
    color: var(--color-success, #10b981);
    background: rgba(16, 185, 129, 0.1);
}

.btn-load:hover {
    border-color: var(--color-accent-tertiary);
    color: var(--color-accent-tertiary);
    background: rgba(var(--color-accent-tertiary-rgb), 0.1);
}

/* Bottom Add Block Button */
.btn-add-block-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 12px;
    background: rgba(var(--color-black-rgb), 0.02);
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    gap: 8px;
}

body.theme-light .btn-add-block-bottom {
    background: #f8f9fa;
    border-color: #e2e8f0;
}

.btn-add-block-bottom:hover {
    background: rgba(var(--color-accent-secondary-rgb), 0.05);
    border-color: var(--color-accent-secondary);
    color: var(--color-accent-secondary);
}

.btn-add-block-bottom .icon {
    font-size: 1.1rem;
    font-weight: bold;
}