.tool-container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
}

.tool-main {
    display: grid;
    grid-template-columns: 2fr 1fr;
}

/* 预览区域样式 */
.preview-section {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.preview-container {
    position: relative;
    background: var(--bg-color-50);
    border: 1px solid var(--border-color-10);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 24px;
    width: 100%;
    aspect-ratio: 16/9;
}

/* 图片预览样式 */
.image-preview {
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
    user-select: none;
}

.image-preview canvas {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

/* 工具栏样式 */
.toolbar {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
}

.tool-buttons {
    display: flex;
    gap: 8px;
    background: rgba(0, 0, 0, 0.5);
    padding: 4px;
    border-radius: 20px;
}

.tool-btn, .delete-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.tool-btn svg, .delete-btn svg {
    fill: white;
}

.tool-btn:hover, .delete-btn:hover {
    background: var(--bg-color-80);
}

.delete-btn {
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

/* 设置面板样式 */
.settings-panel {
    background: var(--bg-color-50);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color-10);
}

.form-group {
    margin-top: 24px;
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 500;
}


/* 尺寸预设样式 */
.size-presets {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}

.size-preset {
    padding: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    color: var(--text-color);
}

.size-preset:hover {
    border-color: var(--primary-color);
    background: var(--primary-color-10);
}

.size-preset.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 自定义尺寸输入样式 */
.size-inputs {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 8px;
    align-items: center;
}

.size-inputs input {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-color);
    color: var(--text-color);
}

.size-inputs .link-icon {
    width: 20px;
    height: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.size-inputs .link-icon:hover {
    color: var(--primary-color);
}

.size-inputs .link-icon.active {
    color: var(--primary-color);
}

/* 自定义宫格样式 */
.custom-grid-group {
    margin-top: 20px;
}

.grid-inputs {
    display: flex;
    align-items: center;
    gap: 12px;
    border-radius: 8px;
}

.grid-inputs input {
    width: 100px;
    padding: 8px 12px;
    border: 1px solid var(--border-color-10);
    border-radius: 6px;
    background: var(--bg-color-90);
    color: var(--text-color);
    font-size: 14px;
    text-align: center;
}

.grid-inputs span {
    color: var(--text-color-60);
    font-size: 16px;
}

.grid-btn {
    width: 80px;
}

#confirmCustomGrid {
    padding: 8px 16px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .tool-main {
        grid-template-columns: 1fr;
    }
}

/* 自定义按钮样式 */
.custom-btn {
    margin-top: 20px;
}