/* 网格拼图工具专用样式 */

/* ==================================
   基础布局
   ================================== */
.grid-main {
    padding: 0;
    min-height: calc(100vh - 120px);
}

/* 继承基础工作区布局 */
.workspace-container {
    display: grid;
    grid-template-columns: minmax(340px, 340px) minmax(300px, 380px) 1fr minmax(280px, 320px);
    gap: 0;
    height: calc(100vh - 160px);
    min-height: 600px;
    position: relative;
    padding: 0 25px 25px;
}

/* ==================================
   第一栏：网格模板选择
   ================================== */
.template-section {
    margin-bottom: 1.5rem;
}

.template-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.template-subtitle::before {
    content: '';
    width: 3px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 2px;
}

/* 模板网格布局 */
.template-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
}

.template-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-secondary);
    position: relative;
}

.template-option:hover {
    border-color: var(--primary-light);
    background: var(--primary-color)08;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.template-option.active {
    border-color: var(--primary-color);
    background: var(--primary-color)10;
    box-shadow: var(--shadow-md);
}

.template-option.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

/* 模板预览样式 */
.template-preview {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.6rem;
}

.template-grid-preview {
    width: 100%;
    height: 100%;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

/* 小网格预览（2x2到5x5） */
.template-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 1px;
}

.template-3x3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 1px;
}

.template-4x4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 0.5px;
}

.template-5x5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 0.5px;
}

.template-cell {
    background: var(--primary-color);
    border-radius: 1px;
    opacity: 0.7;
    transition: var(--transition);
}

.template-option.active .template-cell {
    opacity: 1;
    background: var(--primary-dark);
}

/* 大网格预览（10x10、20x20）- 使用网格线表示 */
.template-10x10,
.template-20x20 {
    position: relative;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.grid-representation {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-lines-h,
.grid-lines-v {
    position: absolute;
    background: var(--primary-color);
    opacity: 0.6;
}

.grid-lines-h {
    width: 100%;
    height: 1px;
    top: 50%;
    transform: translateY(-50%);
}

.grid-lines-h::before,
.grid-lines-h::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 1px;
    background: var(--primary-color);
}

.grid-lines-h::before {
    top: -12px;
}

.grid-lines-h::after {
    top: 12px;
}

.grid-lines-v {
    height: 100%;
    width: 1px;
    left: 50%;
    transform: translateX(-50%);
}

.grid-lines-v::before,
.grid-lines-v::after {
    content: '';
    position: absolute;
    height: 100%;
    width: 1px;
    background: var(--primary-color);
}

.grid-lines-v::before {
    left: -12px;
}

.grid-lines-v::after {
    left: 12px;
}

.grid-size {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--primary-color);
    background: var(--bg-primary);
    padding: 2px 4px;
    border-radius: 2px;
    border: 1px solid var(--primary-color);
    z-index: 2;
}

/* 自定义模板样式 */
.template-custom {
    background: var(--bg-tertiary);
    border: 2px dashed var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.custom-grid-icon {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.template-option.active .custom-grid-icon {
    transform: scale(1.1);
    color: var(--primary-dark);
}

/* 模板信息 */
.template-info {
    text-align: center;
}

.template-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.template-count {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.template-option.active .template-name {
    color: var(--primary-color);
}

/* 自定义模板设置 */
.custom-template {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.custom-template-inputs {
    display: none;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    gap: 0.8rem;
}

.custom-template-inputs.show {
    display: flex;
    flex-direction: column;
}

.input-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.input-row label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 40px;
}

.input-row input {
    flex: 1;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    text-align: center;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.input-row input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color)20;
}

.apply-custom-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.apply-custom-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* 当前模板信息 */
.current-template-info {
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-top: 1rem;
}

.template-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.6rem;
    font-size: 0.8rem;
}

.template-info-item:last-child {
    margin-bottom: 0;
}

.info-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.info-value {
    color: var(--text-primary);
    font-weight: 600;
    font-family: monospace;
}

/* ==================================
   第二栏：分组管理（调整）
   ================================== */
.group-limit-display {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.group-limit-display i {
    color: var(--primary-color);
}

/* ==================================
   第三栏：网格预览区域
   ================================== */
.grid-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    overflow: auto;
    border-radius: 0 0 12px 12px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-secondary);
}

.grid-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.grid-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

.grid-container::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
    opacity: 0.7;
}

.grid-container::-webkit-scrollbar-thumb:hover {
    opacity: 1;
    background: var(--primary-dark);
}

/* 网格画布 */
.grid-canvas {
    display: grid;
    gap: var(--grid-spacing, 2px);
    border-radius: var(--radius-sm);
    background: var(--grid-background, #ffffff);
    padding: var(--grid-padding, 10px);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
}

/* 动态网格布局 */
.grid-canvas.grid-2x2 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 1fr); }
.grid-canvas.grid-3x3 { grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); }
.grid-canvas.grid-4x4 { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(4, 1fr); }
.grid-canvas.grid-5x5 { grid-template-columns: repeat(5, 1fr); grid-template-rows: repeat(5, 1fr); }
.grid-canvas.grid-6x6 { grid-template-columns: repeat(6, 1fr); grid-template-rows: repeat(6, 1fr); }
.grid-canvas.grid-7x7 { grid-template-columns: repeat(7, 1fr); grid-template-rows: repeat(7, 1fr); }
.grid-canvas.grid-8x8 { grid-template-columns: repeat(8, 1fr); grid-template-rows: repeat(8, 1fr); }
.grid-canvas.grid-9x9 { grid-template-columns: repeat(9, 1fr); grid-template-rows: repeat(9, 1fr); }
.grid-canvas.grid-10x10 { grid-template-columns: repeat(10, 1fr); grid-template-rows: repeat(10, 1fr); }
.grid-canvas.grid-20x20 { grid-template-columns: repeat(20, 1fr); grid-template-rows: repeat(20, 1fr); }

/* 网格项 */
.grid-item {
    aspect-ratio: 1;
    background: var(--bg-secondary);
    border: 2px dashed var(--border-color);
    border-radius: var(--grid-border-radius, 0px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
    min-width: 0;
    min-height: 0;
}

.grid-item:hover {
    border-color: var(--primary-light);
    background: var(--primary-color)05;
    transform: scale(1.02);
}

.grid-item.filled {
    border: var(--grid-border-width, 0px) solid var(--grid-border-color, #cccccc);
    background: none;
}

.grid-item.filled:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.grid-item.drag-over {
    border-color: var(--primary-color);
    background: var(--primary-color)15;
    transform: scale(1.05);
}

.grid-item.dragging {
    opacity: 0.6;
    transform: scale(0.95) rotate(5deg);
    z-index: 1000;
}

/* 网格项图片 */
.grid-item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
    transition: var(--transition);
}

/* 网格项序号 */
.grid-item-number {
    position: absolute;
    top: 4px;
    left: 4px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition);
}

.grid-item:hover .grid-item-number {
    opacity: 1;
}

/* 网格项占位符 */
.grid-item-placeholder {
    color: var(--text-muted);
    font-size: 2rem;
    opacity: 0.3;
}

.grid-item.filled .grid-item-placeholder {
    display: none;
}

/* 删除按钮 */
.grid-item-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.grid-item:hover .grid-item-remove {
    display: flex;
}

.grid-item-remove:hover {
    background: rgba(220, 38, 38, 0.9);
    transform: scale(1.1);
}

/* 网格信息面板 */
.grid-info-panel {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    box-shadow: var(--shadow-md);
    min-width: 140px;
    opacity: 0;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 10;
}

.grid-info-panel.show {
    opacity: 1;
    transform: translateY(0);
}

/* ==================================
   空状态和加载状态
   ================================== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
    color: var(--text-muted);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
}

.empty-icon {
    font-size: 4rem;
    color: var(--text-muted);
    opacity: 0.3;
    margin-bottom: 0.5rem;
}

.empty-state h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 0.5rem 0;
}

.empty-state p {
    font-size: 0.9rem;
    margin: 0 0 1rem 0;
    line-height: 1.5;
    max-width: 240px;
}

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.loading-state p {
    animation: fadeInOut 2s ease-in-out infinite;
    font-size: 0.9rem;
    margin: 0;
}

/* ==================================
   网格拖拽排序
   ================================== */
.grid-item.sortable {
    cursor: grab;
}

.grid-item.sortable:active {
    cursor: grabbing;
}

.grid-item.sort-source {
    opacity: 0.5;
    transform: scale(0.9);
}

.grid-item.sort-target {
    background: var(--primary-color)20;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

/* 拖拽指示器 */
.drag-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.drag-indicator.show {
    opacity: 1;
}

/* ==================================
   响应式设计
   ================================== */
@media (max-width: 1400px) {
    .workspace-container {
        grid-template-columns: minmax(320px, 320px) minmax(280px, 320px) 1fr minmax(260px, 280px);
    }
    
    .template-grid {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }
    
    .template-option {
        flex-direction: row;
        padding: 0.8rem;
        gap: 1rem;
    }
    
    .template-preview {
        width: 36px;
        height: 36px;
        margin-bottom: 0;
    }
    
    .template-info {
        text-align: left;
        flex: 1;
    }
}

@media (max-width: 1200px) {
    .workspace-container {
        grid-template-columns: minmax(300px, 300px) minmax(260px, 280px) 1fr minmax(240px, 260px);
    }
}

@media (max-width: 992px) {
    .workspace-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr auto;
        gap: 8px;
        height: auto;
        min-height: calc(100vh - 160px);
    }
    
    .workspace-column {
        border-radius: 12px !important;
        margin: 0 !important;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
        border: 1px solid var(--border-color) !important;
        max-height: none !important;
    }
    
    .column-upload {
        order: 1;
        max-height: 600px;
        overflow-y: auto;
    }
    
    .column-groups {
        order: 2;
        max-height: 400px;
    }
    
    .column-preview {
        order: 3;
        min-width: auto;
        min-height: 500px;
    }
    
    .column-settings {
        order: 4;
        max-height: 600px;
        overflow-y: auto;
    }
    
    .template-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .template-option {
        flex-direction: column;
        padding: 0.8rem;
        gap: 0.6rem;
    }
    
    .template-preview {
        width: 40px;
        height: 40px;
        margin-bottom: 0.4rem;
    }
    
    .template-info {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .workspace-container {
        gap: 4px;
        padding: 0 8px;
    }
    
    .template-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }
    
    .template-option {
        padding: 0.6rem;
    }
    
    .template-preview {
        width: 32px;
        height: 32px;
        margin-bottom: 0.3rem;
    }
    
    .template-name {
        font-size: 0.7rem;
    }
    
    .template-count {
        font-size: 0.6rem;
    }
    
    .grid-container {
        padding: 1rem;
    }
    
    .grid-info-panel {
        position: static;
        margin-bottom: 1rem;
        opacity: 1;
        transform: none;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .template-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .template-option {
        padding: 0.5rem;
    }
    
    .template-preview {
        width: 28px;
        height: 28px;
    }
    
    .custom-template-inputs {
        padding: 0.8rem;
        gap: 0.6rem;
    }
    
    .input-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.3rem;
    }
    
    .input-row label {
        min-width: auto;
        text-align: center;
    }
    
    .grid-container {
        padding: 0.8rem;
    }
}

/* ==================================
   特殊网格尺寸优化
   ================================== */

/* 大网格的特殊处理 */
.grid-canvas.grid-10x10,
.grid-canvas.grid-20x20 {
    /* 最小尺寸限制 */
    min-width: 400px;
    min-height: 400px;
}

.grid-canvas.grid-10x10 .grid-item,
.grid-canvas.grid-20x20 .grid-item {
    min-width: 20px;
    min-height: 20px;
}

.grid-canvas.grid-20x20 .grid-item {
    min-width: 15px;
    min-height: 15px;
}

/* 大网格的数字显示优化 */
.grid-canvas.grid-10x10 .grid-item-number,
.grid-canvas.grid-20x20 .grid-item-number {
    width: 16px;
    height: 16px;
    font-size: 0.6rem;
    top: 2px;
    left: 2px;
}

.grid-canvas.grid-20x20 .grid-item-number {
    width: 12px;
    height: 12px;
    font-size: 0.5rem;
    top: 1px;
    left: 1px;
}

/* 大网格的删除按钮优化 */
.grid-canvas.grid-10x10 .grid-item-remove,
.grid-canvas.grid-20x20 .grid-item-remove {
    width: 16px;
    height: 16px;
    font-size: 0.6rem;
    top: 2px;
    right: 2px;
}

.grid-canvas.grid-20x20 .grid-item-remove {
    width: 12px;
    height: 12px;
    font-size: 0.5rem;
    top: 1px;
    right: 1px;
}
.preview-area-fullscreen {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.preview-header {
    flex-shrink: 0;
    z-index: 2;
}

.grid-container {
    flex: 1;
    overflow: hidden;
    position: relative;
    margin-top: 0;
    padding-top: 10px;
}

.grid-canvas {
    max-height: calc(100vh - 200px);
    overflow: auto;
    padding: 10px;
}

/* ==================================
   暗色模式适配
   ================================== */
[data-theme="dark"] {
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #666666;
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --border-color: #404040;
    --border-light: #333333;
}

[data-theme="dark"] .grid-info-panel {
    background: rgba(45, 45, 45, 0.95);
    border-color: #404040;
    color: #b3b3b3;
}

[data-theme="dark"] .grid-size {
    background: var(--bg-primary);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-theme="dark"] .template-custom {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

/* ==================================
   动画和效果
   ================================== */
@keyframes gridFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.grid-canvas {
    animation: gridFadeIn 0.4s ease-out;
}

@keyframes fillAnimation {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.grid-item.filled .grid-item-image {
    animation: fillAnimation 0.3s ease-out;
}

/* 自动填充效果 */
.grid-item.auto-filling {
    border-color: var(--primary-color);
    background: var(--primary-color)10;
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

/* 随机排列效果 */
.grid-item.shuffling {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-2px); }
    20%, 40%, 60%, 80% { transform: translateX(2px); }
}

/* ==================================
   打印样式
   ================================== */
@media print {
    .column-upload,
    .column-groups,
    .column-settings,
    .preview-header {
        display: none !important;
    }
    
    .workspace-container {
        grid-template-columns: 1fr;
        gap: 0;
        height: auto;
        padding: 0;
    }
    
    .column-preview {
        box-shadow: none;
        border: none;
        margin: 0;
        border-radius: 0;
    }
    
    .grid-container {
        padding: 0;
        background: white;
        border-radius: 0;
        overflow: visible;
    }
    
    .grid-canvas {
        box-shadow: none;
        border-radius: 0;
    }
    
    .grid-info-panel {
        display: none;
    }
    
    .grid-item-number,
    .grid-item-remove {
        display: none !important;
    }
}

/* ==================================
   可访问性优化
   ================================== */
@media (prefers-reduced-motion: reduce) {
    .template-option,
    .grid-item,
    .grid-canvas {
        transition: none;
    }
    
    .grid-item.auto-filling,
    .grid-item.shuffling {
        animation: none;
    }
    
    .loading-state p {
        animation: none;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .template-option {
        border-width: 3px;
    }
    
    .template-option.active {
        border-width: 3px;
        box-shadow: 0 0 0 2px var(--primary-color);
    }
    
    .grid-item {
        border-width: 2px;
    }
    
    .grid-info-panel {
        border-width: 2px;
    }
}

/* 聚焦样式增强 */
.template-option:focus,
.grid-item:focus,
.apply-custom-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .template-option:hover,
    .grid-item:hover {
        transform: none;
    }
    
    .grid-item-number,
    .grid-item-remove {
        opacity: 1;
    }
    
    .grid-container {
        -webkit-overflow-scrolling: touch;
    }
}