/* 全局字体设置 */
body {
    font-family: "Microsoft YaHei", "微软雅黑", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* 自定义样式 */
.position-btn.active {
    background-color: #3b82f6;
    color: white;
    border-color: #2563eb;
}

#dropArea.drag-over {
    background-color: rgba(59, 130, 246, 0.1);
    border-color: #3b82f6;
}

/* 预览区域样式 */
#previewContainer {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

#previewCanvas {
    max-width: 100%;
    max-height: 500px;
    height: auto;
    object-fit: contain;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* 滑块样式优化 */
input[type="range"] {
    -webkit-appearance: none;
    height: 8px;
    background: #e5e7eb;
    border-radius: 4px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: #3b82f6;
    border-radius: 50%;
    cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: #3b82f6;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* 颜色选择器样式 */
input[type="color"] {
    -webkit-appearance: none;
    border: none;
    padding: 0;
    cursor: pointer;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }
}