/* 拼豆像素对齐工具 - 专用样式 */

/* 参考线控制区 */
.line-controls {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.line-controls h3 {
    margin: 0 0 15px 0;
    font-size: 1rem;
    color: #333;
}

.control-group {
    margin-bottom: 12px;
}

.control-group label {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #555;
    margin-bottom: 4px;
}

.control-group label span {
    color: var(--primary-color);
    font-weight: 600;
}

.control-group input[type="range"],
.control-group input[type="number"] {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: #ddd;
    border-radius: 3px;
    outline: none;
}

.control-group input[type="number"] {
    height: 32px;
    padding: 0 8px;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
}

.control-group input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* 参考线微调行 */
.line-slider-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.line-slider-row input[type="range"] {
    flex: 1;
}

.line-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    font-size: 18px;
    font-weight: bold;
    line-height: 1;
    color: #333;
    user-select: none;
    pointer-events: auto;
    position: relative;
    z-index: 100;
}

.line-btn:disabled {
    pointer-events: none;
    background: #f5f5f5;
    color: #ccc;
}

.line-btn:hover {
    background: #f0f0f0;
    border-color: var(--primary-color);
}

.line-btn:active {
    background: #e0e0e0;
    transform: scale(0.95);
}

/* 格子预览 */
.grid-preview {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.grid-preview h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
    color: #333;
}

.grid-info p {
    margin: 5px 0;
    font-size: 0.85rem;
    color: #555;
}

.grid-info span {
    color: var(--primary-color);
    font-weight: 600;
}

/* 色号替换区域 */
.color-replace-section {
    margin: 20px 0;
}

.color-replace-section h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
    color: #333;
}

.color-replace-controls {
    max-height: 200px;
}

.color-list-scroll {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: #fff;
}

.color-list-scroll .color-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px;
}

.color-item-replace {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: #f5f5f5;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 70px;
    height: 32px;
    box-sizing: border-box;
}

.color-item-replace:hover {
    background: #e8e8e8;
}

.color-item-replace.selected {
    background: var(--primary-color);
    color: white;
}

.color-item-replace .color-swatch {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
}

/* 对齐预览区 */
.alignment-preview {
    width: 100%;
    height: 400px;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #f5f5f5;
    position: relative;
}

.image-container {
    position: relative;
    display: inline-block;
    min-width: 100%;
    min-height: 100%;
}

.image-container img {
    display: block;
    max-width: none;
    transform-origin: top left;
}

/* 参考线样式 */
.reference-line {
    position: absolute;
    pointer-events: none;
}

.line-y1, .line-y2 {
    left: 0;
    right: 0;
    height: 2px;
    background: #e74c3c;
    opacity: 0.8;
}

.line-x1, .line-x2 {
    top: 0;
    bottom: 0;
    width: 2px;
    background: #3498db;
    opacity: 0.8;
}

/* 选中的区域 */
.selected-area {
    position: absolute;
    border: 2px dashed #27ae60;
    background: rgba(39, 174, 96, 0.1);
    pointer-events: none;
}

/* 预览控制条 */
.preview-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.preview-controls .tool-btn {
    width: 32px;
    height: 32px;
    padding: 6px;
}

.zoom-level {
    margin-left: auto;
    font-size: 0.85rem;
    color: #555;
}

/* 四个角点详情 */
.corner-info {
    margin-top: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.corner-info h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
    color: #333;
}

.corners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.corner-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    background: #fff;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.corner-label {
    font-size: 0.75rem;
    color: #888;
    margin-bottom: 4px;
}

.corner-pos {
    font-size: 0.8rem;
    color: #333;
    font-family: monospace;
}

.corner-color {
    width: 30px;
    height: 30px;
    margin-top: 6px;
    border-radius: 4px;
    border: 1px solid rgba(0,0,0,0.2);
}

/* 结果区 */
.result-section {
    margin-top: 20px;
}

.result-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.result-toolbar .toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
}

.result-toolbar .download-btns {
    display: flex;
    gap: 8px;
}

/* 响应式 */
@media (max-width: 768px) {
    .corners-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .result-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .result-toolbar .download-btns {
        width: 100%;
    }
    
    .result-toolbar .download-btns .btn {
        flex: 1;
    }
}