/**
 * BizziKit Design Tools - Shared CSS
 * Used by: business-card-generator.html, certificate-generator.html
 *
 * This file contains common styles for design/creative tools including:
 * - Layout and containers
 * - Form elements (inputs, selects, textareas)
 * - Template selectors
 * - Preview containers
 * - Tabs and panels
 * - Buttons and actions
 * - File uploads
 * - Color pickers
 * - Accessibility
 * - Responsive breakpoints
 */

/* ===========================================
   BASE LAYOUT
   =========================================== */

.design-tool-body {
    background: var(--mono-50);
    color: var(--mono-900);
    font-family: var(--font-sans);
    margin: 0;
    padding: 0;
}

[data-theme="dark"] .design-tool-body {
    background: var(--mono-900);
    color: var(--mono-50);
}

.design-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.design-header h1 {
    font-size: 2rem;
    margin-bottom: 8px;
    color: var(--mono-900);
}

[data-theme="dark"] .design-header h1 {
    color: var(--mono-50);
}

.design-subtitle {
    color: var(--mono-600);
    margin-bottom: 32px;
}

[data-theme="dark"] .design-subtitle {
    color: var(--mono-400);
}

/* Two-column layout */
.design-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 968px) {
    .design-layout {
        grid-template-columns: 1fr;
    }
}

/* ===========================================
   CARDS / PANELS
   =========================================== */

.design-card {
    background: white;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

[data-theme="dark"] .design-card {
    background: var(--mono-800);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.design-card h2 {
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 1.25rem;
    color: var(--mono-900);
}

[data-theme="dark"] .design-card h2 {
    color: var(--mono-50);
}

/* Form panel variant */
.design-form-panel {
    background: var(--mono-50);
    border: 1px solid var(--mono-200);
    border-radius: 8px;
    padding: 24px;
}

[data-theme="dark"] .design-form-panel {
    background: var(--mono-800);
    border-color: var(--mono-700);
}

/* ===========================================
   FORM ELEMENTS
   =========================================== */

.design-form-group {
    margin-bottom: 16px;
}

.design-form-group label {
    display: block;
    margin-bottom: 4px;
    font-weight: 500;
    color: var(--mono-700);
}

[data-theme="dark"] .design-form-group label {
    color: var(--mono-300);
}

.design-form-group input[type="text"],
.design-form-group input[type="email"],
.design-form-group input[type="url"],
.design-form-group input[type="tel"],
.design-form-group input[type="number"],
.design-form-group input[type="date"],
.design-form-group textarea,
.design-form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--mono-300);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
}

[data-theme="dark"] .design-form-group input[type="text"],
[data-theme="dark"] .design-form-group input[type="email"],
[data-theme="dark"] .design-form-group input[type="url"],
[data-theme="dark"] .design-form-group input[type="tel"],
[data-theme="dark"] .design-form-group input[type="number"],
[data-theme="dark"] .design-form-group input[type="date"],
[data-theme="dark"] .design-form-group textarea,
[data-theme="dark"] .design-form-group select {
    background: var(--mono-700);
    border-color: var(--mono-600);
    color: var(--mono-50);
}

.design-form-group textarea {
    min-height: 60px;
    resize: vertical;
}

/* Form row (two columns) */
.design-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

@media (max-width: 600px) {
    .design-form-row {
        grid-template-columns: 1fr;
    }
}

/* ===========================================
   TEMPLATE SELECTOR
   =========================================== */

.design-template-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.design-template-option {
    padding: 12px;
    border: 2px solid var(--mono-300);
    border-radius: 6px;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s;
    background: white;
}

[data-theme="dark"] .design-template-option {
    background: var(--mono-800);
    border-color: var(--mono-600);
}

.design-template-option:hover {
    border-color: var(--mono-500);
    transform: translateY(-2px);
}

.design-template-option.active {
    border-color: var(--mono-900);
    background: var(--mono-100);
}

[data-theme="dark"] .design-template-option.active {
    border-color: var(--mono-300);
    background: var(--mono-700);
}

.design-template-option strong {
    display: block;
    margin-bottom: 4px;
}

.design-template-option .template-desc {
    font-size: 11px;
    color: var(--mono-600);
}

[data-theme="dark"] .design-template-option .template-desc {
    color: var(--mono-400);
}

/* ===========================================
   COLOR PICKER
   =========================================== */

.design-color-picker {
    width: 60px;
    height: 40px;
    border: 1px solid var(--mono-300);
    border-radius: 4px;
    cursor: pointer;
    padding: 2px;
}

[data-theme="dark"] .design-color-picker {
    border-color: var(--mono-600);
}

/* Color swatch grid */
.design-color-swatches {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.design-color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.design-color-swatch:hover {
    transform: scale(1.1);
    border-color: var(--mono-600);
}

.design-color-swatch.selected {
    border-color: var(--mono-900);
    box-shadow: 0 0 0 2px var(--mono-300);
}

[data-theme="dark"] .design-color-swatch.selected {
    border-color: var(--mono-100);
}

/* ===========================================
   CHECKBOX & RADIO
   =========================================== */

.design-checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.design-checkbox-group input[type="checkbox"],
.design-checkbox-group input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.design-checkbox-group label {
    margin: 0;
    font-weight: normal;
    cursor: pointer;
}

/* ===========================================
   TABS
   =========================================== */

.design-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.design-tab {
    flex: 1;
    padding: 10px;
    border: 2px solid var(--mono-300);
    border-radius: 4px;
    background: white;
    cursor: pointer;
    text-align: center;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s;
}

[data-theme="dark"] .design-tab {
    background: var(--mono-700);
    border-color: var(--mono-600);
    color: var(--mono-100);
}

.design-tab:hover {
    border-color: var(--mono-500);
}

.design-tab.active {
    border-color: var(--mono-900);
    background: var(--mono-900);
    color: white;
}

[data-theme="dark"] .design-tab.active {
    border-color: var(--mono-300);
    background: var(--mono-300);
    color: var(--mono-900);
}

.design-tab-content {
    display: none;
}

.design-tab-content.active {
    display: block;
}

/* Sub-tabs (smaller variant) */
.design-subtabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--mono-200);
    padding-bottom: 8px;
}

[data-theme="dark"] .design-subtabs {
    border-bottom-color: var(--mono-600);
}

.design-subtab {
    padding: 8px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--mono-500);
    border-radius: 4px;
    transition: all 0.2s;
}

.design-subtab:hover {
    background: var(--mono-100);
    color: var(--mono-700);
}

[data-theme="dark"] .design-subtab:hover {
    background: var(--mono-700);
    color: var(--mono-300);
}

.design-subtab.active {
    background: var(--mono-900);
    color: white;
}

[data-theme="dark"] .design-subtab.active {
    background: var(--mono-300);
    color: var(--mono-900);
}

/* ===========================================
   FILE UPLOAD
   =========================================== */

.design-file-upload {
    position: relative;
    display: inline-block;
}

.design-file-upload-btn {
    background: var(--mono-200);
    color: var(--mono-900);
    padding: 8px 16px;
    border: 1px solid var(--mono-300);
    border-radius: 4px;
    cursor: pointer;
    display: inline-block;
    font-size: 14px;
    transition: all 0.2s;
}

[data-theme="dark"] .design-file-upload-btn {
    background: var(--mono-700);
    border-color: var(--mono-600);
    color: var(--mono-100);
}

.design-file-upload-btn:hover {
    background: var(--mono-300);
}

[data-theme="dark"] .design-file-upload-btn:hover {
    background: var(--mono-600);
}

.design-file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    top: 0;
    left: 0;
}

.design-file-name {
    margin-left: 12px;
    font-size: 12px;
    color: var(--mono-600);
}

[data-theme="dark"] .design-file-name {
    color: var(--mono-400);
}

/* ===========================================
   PREVIEW CONTAINER
   =========================================== */

.design-preview-container {
    background: var(--mono-200);
    padding: 24px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

[data-theme="dark"] .design-preview-container {
    background: var(--mono-700);
}

/* Sticky preview panel */
.design-preview-panel {
    background: var(--mono-100);
    border: 1px solid var(--mono-200);
    border-radius: 8px;
    padding: 24px;
    position: sticky;
    top: 24px;
}

[data-theme="dark"] .design-preview-panel {
    background: var(--mono-800);
    border-color: var(--mono-700);
}

.design-preview-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--mono-900);
}

[data-theme="dark"] .design-preview-title {
    color: var(--mono-100);
}

/* ===========================================
   BUTTONS
   =========================================== */

.design-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.design-btn-primary {
    background: var(--mono-900);
    color: white;
}

.design-btn-primary:hover {
    background: var(--mono-800);
}

[data-theme="dark"] .design-btn-primary {
    background: var(--mono-100);
    color: var(--mono-900);
}

[data-theme="dark"] .design-btn-primary:hover {
    background: var(--mono-200);
}

.design-btn-secondary {
    background: var(--mono-200);
    color: var(--mono-900);
}

.design-btn-secondary:hover {
    background: var(--mono-300);
}

[data-theme="dark"] .design-btn-secondary {
    background: var(--mono-600);
    color: var(--mono-50);
}

[data-theme="dark"] .design-btn-secondary:hover {
    background: var(--mono-500);
}

.design-btn-danger {
    background: var(--danger-500);
    color: white;
}

.design-btn-danger:hover {
    background: #dc2626;
}

.design-btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

/* Action buttons row */
.design-action-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

/* ===========================================
   SAVED ITEMS LIST
   =========================================== */

.design-saved-list {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.design-saved-item {
    padding: 12px;
    border: 1px solid var(--mono-300);
    border-radius: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

[data-theme="dark"] .design-saved-item {
    border-color: var(--mono-600);
}

.design-saved-item-info {
    flex: 1;
}

.design-saved-item-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.design-saved-item-meta {
    font-size: 12px;
    color: var(--mono-600);
}

[data-theme="dark"] .design-saved-item-meta {
    color: var(--mono-400);
}

.design-saved-item-actions {
    display: flex;
    gap: 8px;
}

/* ===========================================
   QUICK TIPS
   =========================================== */

.design-quick-tips {
    background: var(--mono-100);
    padding: 20px;
    border-radius: 8px;
    margin-top: 32px;
}

[data-theme="dark"] .design-quick-tips {
    background: var(--mono-800);
}

.design-quick-tips h3 {
    margin-top: 0;
    margin-bottom: 12px;
}

.design-quick-tips ul {
    margin: 0;
    padding-left: 20px;
}

.design-quick-tips li {
    margin-bottom: 8px;
    line-height: 1.6;
}

/* ===========================================
   CROSS-TOOL LINKS
   =========================================== */

.design-cross-tools {
    margin-top: 48px;
    padding: 24px;
    background: var(--mono-100);
    border-radius: 8px;
}

[data-theme="dark"] .design-cross-tools {
    background: var(--mono-800);
}

.design-cross-tools h3 {
    margin-top: 0;
    margin-bottom: 16px;
}

.design-cross-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.design-cross-tool-link {
    display: block;
    padding: 12px 16px;
    background: white;
    border: 1px solid var(--mono-300);
    border-radius: 4px;
    text-decoration: none;
    color: var(--mono-900);
    font-weight: 500;
    transition: all 0.2s;
}

[data-theme="dark"] .design-cross-tool-link {
    background: var(--mono-700);
    border-color: var(--mono-600);
    color: var(--mono-50);
}

.design-cross-tool-link:hover {
    border-color: var(--mono-500);
    transform: translateY(-2px);
}

/* ===========================================
   RANGE SLIDERS
   =========================================== */

.design-range-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.design-range-group label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.design-range-group input[type="range"] {
    width: 100%;
    cursor: pointer;
}

/* ===========================================
   INFO BOXES
   =========================================== */

.design-info-box {
    background: var(--mono-100);
    border: 1px solid var(--mono-300);
    border-radius: 6px;
    padding: 12px;
    font-size: 12px;
    line-height: 1.6;
}

[data-theme="dark"] .design-info-box {
    background: var(--mono-700);
    border-color: var(--mono-600);
}

.design-info-box strong {
    color: var(--mono-900);
}

[data-theme="dark"] .design-info-box strong {
    color: var(--mono-100);
}

.design-warning-box {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 6px;
    padding: 12px;
    font-size: 12px;
}

[data-theme="dark"] .design-warning-box {
    background: #422006;
    border-color: #f59e0b;
}

/* ===========================================
   LAYER LIST
   =========================================== */

.design-layer-list {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--mono-200);
    border-radius: 6px;
}

[data-theme="dark"] .design-layer-list {
    border-color: var(--mono-600);
}

.design-layer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--mono-200);
    font-size: 12px;
    cursor: pointer;
}

[data-theme="dark"] .design-layer-item {
    border-bottom-color: var(--mono-600);
}

.design-layer-item:last-child {
    border-bottom: none;
}

.design-layer-item:hover {
    background: var(--mono-100);
}

[data-theme="dark"] .design-layer-item:hover {
    background: var(--mono-700);
}

.design-layer-item.selected {
    background: var(--mono-100);
}

[data-theme="dark"] .design-layer-item.selected {
    background: var(--mono-700);
}

.design-layer-icon {
    width: 20px;
    text-align: center;
}

.design-layer-name {
    flex: 1;
}

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

.design-layer-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: var(--mono-100);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="dark"] .design-layer-btn {
    background: var(--mono-700);
}

.design-layer-btn:hover {
    background: var(--mono-200);
}

[data-theme="dark"] .design-layer-btn:hover {
    background: var(--mono-600);
}

.design-empty-state {
    padding: 20px;
    text-align: center;
    color: var(--mono-400);
    font-size: 12px;
}

/* ===========================================
   GRADIENT CONTROLS
   =========================================== */

.design-gradient-preview {
    width: 100%;
    height: 60px;
    border-radius: 6px;
    margin-bottom: 12px;
    border: 1px solid var(--mono-300);
}

.design-gradient-stops {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.design-gradient-stop {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.design-gradient-stop label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.design-gradient-presets {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin-top: 12px;
}

.design-gradient-preset {
    height: 32px;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.design-gradient-preset:hover {
    transform: scale(1.05);
}

.design-gradient-preset.selected {
    border-color: var(--mono-900);
    box-shadow: 0 0 0 2px var(--mono-300);
}

/* ===========================================
   PATTERN GRID
   =========================================== */

.design-pattern-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.design-pattern-option {
    aspect-ratio: 1;
    border: 2px solid var(--mono-200);
    border-radius: 6px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.2s;
    position: relative;
}

.design-pattern-option:hover {
    border-color: var(--mono-400);
}

.design-pattern-option.selected {
    border-color: var(--mono-900);
}

[data-theme="dark"] .design-pattern-option {
    border-color: var(--mono-600);
}

[data-theme="dark"] .design-pattern-option.selected {
    border-color: var(--mono-300);
}

.design-pattern-option svg {
    width: 100%;
    height: 100%;
}

/* ===========================================
   ACCESSIBILITY
   =========================================== */

.design-btn:focus-visible,
.design-tab:focus-visible,
.design-subtab:focus-visible,
.design-template-option:focus-visible,
.design-color-swatch:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--mono-900);
    outline-offset: 2px;
}

[data-theme="dark"] .design-btn:focus-visible,
[data-theme="dark"] .design-tab:focus-visible,
[data-theme="dark"] .design-subtab:focus-visible,
[data-theme="dark"] .design-template-option:focus-visible,
[data-theme="dark"] .design-color-swatch:focus-visible,
[data-theme="dark"] input:focus-visible,
[data-theme="dark"] select:focus-visible,
[data-theme="dark"] textarea:focus-visible {
    outline-color: var(--mono-300);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .design-template-option,
    .design-color-swatch,
    .design-gradient-preset,
    .design-cross-tool-link,
    .design-btn,
    .design-tab,
    .design-subtab {
        transition: none !important;
    }
}

/* ===========================================
   MOBILE RESPONSIVE
   =========================================== */

@media (max-width: 768px) {
    .design-container {
        padding: 16px;
    }

    .design-header h1 {
        font-size: 1.5rem;
    }

    .design-card {
        padding: 16px;
    }

    /* Prevent iOS zoom on inputs */
    .design-form-group input,
    .design-form-group select,
    .design-form-group textarea {
        font-size: 16px;
    }

    /* Touch-friendly buttons */
    .design-btn {
        min-height: 44px;
        font-size: 16px;
    }

    .design-tab {
        font-size: 14px;
        padding: 8px;
    }

    .design-template-selector {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .design-template-option {
        padding: 10px;
    }

    .design-action-buttons {
        flex-direction: column;
    }

    .design-action-buttons .design-btn {
        width: 100%;
        justify-content: center;
    }

    .design-saved-item {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
    }

    .design-saved-item-actions {
        flex-direction: column;
    }

    .design-saved-item-actions .design-btn {
        width: 100%;
    }

    .design-cross-tools-grid {
        grid-template-columns: 1fr;
    }

    .design-gradient-presets {
        grid-template-columns: repeat(5, 1fr);
    }

    .design-pattern-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 480px) {
    .design-container {
        padding: 12px;
    }

    .design-header h1 {
        font-size: 1.25rem;
    }

    .design-card {
        padding: 12px;
    }

    .design-template-selector {
        grid-template-columns: 1fr 1fr;
    }

    .design-tabs {
        flex-direction: column;
        gap: 6px;
    }

    .design-tab {
        width: 100%;
    }
}

/* ===========================================
   PRINT STYLES
   =========================================== */

@media print {
    .design-action-buttons,
    .design-tabs,
    .design-quick-tips,
    .design-cross-tools,
    .design-saved-list {
        display: none !important;
    }

    .design-preview-container {
        background: white;
        box-shadow: none;
        border: none;
    }
}

/* ===========================================
   DRAGGABLE ELEMENTS (Free Position Mode)
   =========================================== */

.design-draggable {
    position: absolute;
    cursor: move;
    user-select: none;
    padding: 4px;
    border-radius: 4px;
    z-index: 10;
    transition: outline 0.15s, box-shadow 0.15s;
}

.design-draggable:hover {
    outline: 2px dashed #3b82f6;
    outline-offset: 2px;
}

.design-draggable.selected {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
    z-index: 100;
}

.design-draggable.dragging {
    opacity: 0.85;
    z-index: 200;
    cursor: grabbing;
}

/* Resize handle */
.design-resize-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #3b82f6;
    border: 2px solid white;
    border-radius: 2px;
    cursor: nwse-resize;
    display: none;
    bottom: -6px;
    right: -6px;
    z-index: 101;
}

.design-draggable.selected .design-resize-handle {
    display: block;
}

/* Element toolbar */
.design-element-toolbar {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: #1e293b;
    border-radius: 4px;
    padding: 4px;
    display: none;
    gap: 4px;
    z-index: 102;
    white-space: nowrap;
}

.design-draggable.selected .design-element-toolbar {
    display: flex;
}

.design-element-toolbar button {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: white;
    cursor: pointer;
    border-radius: 2px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.design-element-toolbar button:hover {
    background: rgba(255,255,255,0.2);
}

/* Drag mode panel */
.design-drag-mode-panel {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--mono-100);
    border-radius: 8px;
    margin-bottom: 16px;
}

[data-theme="dark"] .design-drag-mode-panel {
    background: var(--mono-700);
}

.design-drag-mode-panel input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.design-drag-mode-info {
    flex: 1;
}

.design-drag-mode-info label {
    font-weight: 500;
    display: block;
    margin-bottom: 2px;
}

.design-drag-mode-hint {
    font-size: 11px;
    color: var(--mono-500);
}

/* Free position canvas */
.design-freeform-canvas {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* ===========================================
   STICKY PREVIEW LAYOUT
   =========================================== */

.design-split-layout {
    display: grid;
    grid-template-columns: minmax(320px, 400px) 1fr;
    gap: 24px;
    align-items: start;
}

.design-form-column {
    max-height: calc(100vh - 150px);
    overflow-y: auto;
    padding-right: 8px;
}

.design-preview-column {
    position: sticky;
    top: 100px;
}

@media (max-width: 968px) {
    .design-split-layout {
        grid-template-columns: 1fr;
    }

    .design-form-column {
        max-height: none;
        overflow: visible;
    }

    .design-preview-column {
        position: static;
        order: -1;
    }
}

/* ===========================================
   COMPACT TABS (for form sections)
   =========================================== */

.design-compact-tabs {
    display: flex;
    border-bottom: 2px solid var(--mono-200);
    margin-bottom: 16px;
    gap: 0;
}

[data-theme="dark"] .design-compact-tabs {
    border-color: var(--mono-600);
}

.design-compact-tab {
    padding: 10px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--mono-500);
    position: relative;
    transition: color 0.2s;
}

.design-compact-tab:hover {
    color: var(--mono-700);
}

[data-theme="dark"] .design-compact-tab:hover {
    color: var(--mono-300);
}

.design-compact-tab.active {
    color: var(--mono-900);
}

[data-theme="dark"] .design-compact-tab.active {
    color: var(--mono-100);
}

.design-compact-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--mono-900);
}

[data-theme="dark"] .design-compact-tab.active::after {
    background: var(--mono-100);
}

/* ===========================================
   IMAGE UPLOAD ELEMENT
   =========================================== */

.design-image-upload-zone {
    border: 2px dashed var(--mono-300);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--mono-50);
}

[data-theme="dark"] .design-image-upload-zone {
    background: var(--mono-700);
    border-color: var(--mono-500);
}

.design-image-upload-zone:hover {
    border-color: var(--mono-500);
    background: var(--mono-100);
}

[data-theme="dark"] .design-image-upload-zone:hover {
    border-color: var(--mono-400);
    background: var(--mono-600);
}

.design-image-upload-zone.dragover {
    border-color: #3b82f6;
    background: #eff6ff;
}

[data-theme="dark"] .design-image-upload-zone.dragover {
    background: #1e3a5f;
}

.design-image-upload-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.design-image-upload-text {
    font-size: 13px;
    color: var(--mono-600);
}

.design-uploaded-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 8px;
    margin-top: 12px;
}

.design-uploaded-image {
    position: relative;
    aspect-ratio: 1;
    border-radius: 4px;
    overflow: hidden;
    border: 2px solid var(--mono-200);
    cursor: pointer;
}

.design-uploaded-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.design-uploaded-image .remove-btn {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 20px;
    height: 20px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.design-uploaded-image .remove-btn:hover {
    background: #ef4444;
}