/* 整体容器 */
.tool-container {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 设置卡片 */
.setting-card {
    background: #ffffff;

    padding: 30px;
    margin-bottom: 20px;
}

/* 结果卡片 */
.result-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    padding: 30px;
}

/* 表单项 */
.form-item {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
}
.form-item:last-child {
    margin-bottom: 0;
}
.form-label {
    width: 100px;
    font-size: 15px;
    color: #333;
    margin-right: 12px;
}
.form-input-group {
    display: flex;
    gap: 12px;
    flex: 1;
    flex-wrap: wrap;
}

.form-input {
    padding: 8px 12px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.form-input:focus {
    border-color: #409eff;
}

.form-input.short {
    width: 150px;
}

/* 多选选项 */
.check-group {
    display: flex;
    gap: 20px;
}
.check-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #606266;
    cursor: pointer;
}
.check-group input[type="checkbox"] {
    appearance: checkbox !important;
}
/* 按钮组 */
.btn-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 30px;
}
.btn {
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.2s;
}
.btn.primary {
    background-color: #409eff;
    color: #fff;
}
.btn.primary:hover {
    background-color: #66b1ff;
}
.btn.default {
    background-color: #f5f7fa;
    color: #606266;
}
.btn.default:hover {
    background-color: #e4e7ed;
}

/* 结果文本框 */
.result-box {
    width: 100%;
    min-height: 300px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
    padding: 12px;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    outline: none;
    box-sizing: border-box;
}
.result-box:focus {
    border-color: #409eff;
}