/* public/assets/css/tools/image/grid-overlay.css */

.grid-wrapper { padding: 32px; }
.grid-header { text-align: center; margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border-color); }
.grid-title { margin: 0 0 10px 0; font-size: 1.6rem; color: var(--text-main); }
.grid-subtitle { margin: 0; color: var(--text-muted); font-size: 1rem; }

.grid-container { display: flex; flex-wrap: wrap; gap: 24px; }

/* 左侧控制面板 */
.grid-controls { flex: 1; min-width: 300px; background: var(--bg-body); padding: 24px; border-radius: var(--radius-lg); border: 1px solid var(--border-color); }
.grid-form-group { margin-bottom: 24px; }
.grid-form-group > label { display: block; margin-bottom: 12px; font-size: 0.95rem; font-weight: 600; color: var(--text-main); }

/* 文件上传区 */
.grid-file-upload { position: relative; width: 100%; height: 120px; border: 2px dashed var(--border-color); border-radius: var(--radius-md); display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--bg-surface); cursor: pointer; transition: var(--transition); }
.grid-file-upload:hover { border-color: var(--primary-color); background: rgba(0, 102, 204, 0.05); }
.grid-file-upload input[type="file"] { position: absolute; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.grid-upload-icon { font-size: 28px; margin-bottom: 8px; }
.grid-upload-text { font-size: 0.9rem; color: var(--text-muted); pointer-events: none; }
.grid-file-name { font-size: 0.85rem; color: var(--primary-color); margin-top: 8px; font-weight: 600; display: none; text-align: center; padding: 0 10px; word-break: break-all; }

/* 输入与滑动条 */
.grid-flex-row { display: flex; gap: 12px; }
.grid-input-wrap { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.grid-badge { font-size: 0.85rem; color: var(--text-muted); }
.grid-input { width: 100%; padding: 10px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-md); box-sizing: border-box; font-size: 1rem; background: var(--bg-surface); color: var(--text-main); outline: none; transition: 0.2s ease; }
.grid-input:focus { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1); }

.grid-slider-group { background: var(--bg-surface); padding: 12px 16px; border-radius: var(--radius-md); border: 1px solid var(--border-color); margin-bottom: 12px; }
.grid-slider-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-size: 0.9rem; color: var(--text-main); font-weight: 500; }
.grid-slider-group input[type="range"] { width: 100%; accent-color: var(--primary-color); cursor: pointer; }

/* 下载按钮 */
.grid-btn-primary { width: 100%; padding: 14px; background: var(--primary-color); color: #fff; border: none; border-radius: var(--radius-md); font-size: 1.05rem; font-weight: bold; cursor: pointer; margin-top: 10px; transition: 0.2s; display: none; }
.grid-btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 6px 15px rgba(0, 102, 204, 0.3); }

/* 右侧预览区 */
.grid-preview { flex: 1.5; min-width: 300px; background: var(--bg-body); padding: 24px; border-radius: var(--radius-lg); border: 1px solid var(--border-color); display: flex; flex-direction: column; align-items: center; justify-content: center; }
.grid-canvas-container { width: 100%; display: flex; justify-content: center; align-items: center; background: var(--bg-surface); border-radius: var(--radius-md); overflow: hidden; position: relative; min-height: 400px; border: 1px dashed var(--border-color); }
#gridCanvas { max-width: 100%; max-height: 65vh; object-fit: contain; display: block; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }

.grid-empty-state { position: absolute; text-align: center; color: var(--text-muted); pointer-events: none; }
.grid-empty-state svg { width: 64px; height: 64px; fill: var(--border-color); margin-bottom: 12px; }

/* 响应式 */
@media (max-width: 768px) {
    .grid-container { flex-direction: column; }
    .grid-preview { order: -1; padding: 16px; } 
    .grid-controls { padding: 16px; }
    .grid-wrapper { padding: 16px; }
}

/* 黑夜模式补丁 */
[data-theme="dark"] .grid-slider-group input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
[data-theme="dark"] .grid-slider-group input[type="color"]::-webkit-color-swatch { border: 1px solid #475569; border-radius: 4px; }