Fix: Effective heading level needs to be calc for non-zero loffset

.. which defaults to 1.

ox-hugo.el

@@ -1740,7 +1740,9 @@ CONTENTS is the headline contents.  INFO is a plist used as
 a communication channel."
   (unless (org-element-property :footnote-section-p headline)
     (let* ((numbers (org-hugo--get-headline-number headline info nil))
+           (loffset (string-to-number (plist-get info :hugo-level-offset))) ;"" -> 0, "0" -> 0, "1" -> 1, ..
            (level (org-export-get-relative-level headline info))
+           (level-effective (+ loffset level))
            (title (org-export-data (org-element-property :title headline) info)) ;`org-export-data' required
            (todo (and (org-hugo--plist-get-true-p info :with-todo-keywords)
                       (org-element-property :todo-keyword headline)))
@@ -1759,8 +1761,8 @@ a communication channel."
        ;; Cannot create a headline.  Fall-back to a list.
        ((or (org-export-low-level-p headline info)
             (not (memq style '(atx setext)))
-            (and (eq style 'atx) (> level 6))
-            (and (eq style 'setext) (> level 2)))
+            (and (eq style 'atx) (> level-effective 6))
+            (and (eq style 'setext) (> level-effective 2)))
         (let ((bullet
                (if (not (org-export-numbered-headline-p headline info)) "-"
                  (concat (number-to-string
@@ -1774,7 +1776,6 @@ a communication channel."
         (let ((anchor (format "{#%s}" ;https://gohugo.io/extras/crossreferences/
                               (or (org-element-property :CUSTOM_ID headline)
                                   (org-hugo-slug title))))
-              (loffset (string-to-number (plist-get info :hugo-level-offset))) ;"" -> 0, "0" -> 0, "1" -> 1, ..
               (todo (when todo
                       (concat (org-hugo--todo todo info) " "))))
           (concat (org-hugo--headline-title style level loffset title todo anchor numbers)

test/site/content-org/all-posts.org

@@ -4039,6 +4039,55 @@ with spaces was added in {{{commit(7691f0453b)}}}.
 #+end_description
 *** TEST__TODO This heading's TODO kwd should read as "TEST TODO"
 *** TEST__DONE This heading's TODO kwd should read as "TEST DONE"
+** Deeply nested Org TODO headings                                   :nested:
+*** Reused test body
+:PROPERTIES:
+:CUSTOM_ID: deeply-nested-todo-headings
+:END:
+{{{oxhugoissue(250)}}}
+**** TODO Level 1
+***** TODO Level 2
+****** TODO Level 3
+******* TODO Level 4
+******** TODO Level 5
+********* TODO Level 6
+********** TODO Level 7
+*** Deeply nested Org TODO headings -- Default heading level
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--default-h
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
+*** Deeply nested Org TODO headings -- h1
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--h1
+:EXPORT_OPTIONS: h:1
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
+*** Deeply nested Org TODO headings -- h2
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--h2
+:EXPORT_OPTIONS: h:2
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
+*** Deeply nested Org TODO headings -- h5
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--h5
+:EXPORT_OPTIONS: h:5
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
+*** Deeply nested Org TODO headings -- h6
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--h6
+:EXPORT_OPTIONS: h:6
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
+*** Deeply nested Org TODO headings -- h6, Offset 0
+:PROPERTIES:
+:EXPORT_FILE_NAME: deeply-nested-org-todo-headings--h6--offset0
+:EXPORT_OPTIONS: h:6
+:EXPORT_HUGO_LEVEL_OFFSET: 0
+:END:
+#+include: "./all-posts.org::#deeply-nested-todo-headings" :only-contents t
 * Level Offset                                                 :level_offset:
 ** Default level offset
 :PROPERTIES:

test/site/content/posts/deeply-nested-org-todo-headings--default-h.md

@@ -0,0 +1,25 @@
++++
+title = "Deeply nested Org TODO headings –Default heading level"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+
+### <span class="org-todo todo TODO">TODO</span> Level 2 {#level-2}
+
+
+#### <span class="org-todo todo TODO">TODO</span> Level 3 {#level-3}
+
+
+##### <span class="org-todo todo TODO">TODO</span> Level 4 {#level-4}
+
+-   TODO Level 5
+
+    -   TODO Level 6
+
+        -   TODO Level 7

test/site/content/posts/deeply-nested-org-todo-headings--h1.md

@@ -0,0 +1,22 @@
++++
+title = "Deeply nested Org TODO headings –h1"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+-   TODO Level 2
+
+    -   TODO Level 3
+
+        -   TODO Level 4
+
+            -   TODO Level 5
+
+                -   TODO Level 6
+
+                    -   TODO Level 7

test/site/content/posts/deeply-nested-org-todo-headings--h2.md

@@ -0,0 +1,23 @@
++++
+title = "Deeply nested Org TODO headings –h2"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+
+### <span class="org-todo todo TODO">TODO</span> Level 2 {#level-2}
+
+-   TODO Level 3
+
+    -   TODO Level 4
+
+        -   TODO Level 5
+
+            -   TODO Level 6
+
+                -   TODO Level 7

test/site/content/posts/deeply-nested-org-todo-headings--h5.md

@@ -0,0 +1,26 @@
++++
+title = "Deeply nested Org TODO headings –h5"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+
+### <span class="org-todo todo TODO">TODO</span> Level 2 {#level-2}
+
+
+#### <span class="org-todo todo TODO">TODO</span> Level 3 {#level-3}
+
+
+##### <span class="org-todo todo TODO">TODO</span> Level 4 {#level-4}
+
+
+###### <span class="org-todo todo TODO">TODO</span> Level 5 {#level-5}
+
+-   TODO Level 6
+
+    -   TODO Level 7

test/site/content/posts/deeply-nested-org-todo-headings--h6--offset0.md

@@ -0,0 +1,27 @@
++++
+title = "Deeply nested Org TODO headings –h6, Offset 0"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+# <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 2 {#level-2}
+
+
+### <span class="org-todo todo TODO">TODO</span> Level 3 {#level-3}
+
+
+#### <span class="org-todo todo TODO">TODO</span> Level 4 {#level-4}
+
+
+##### <span class="org-todo todo TODO">TODO</span> Level 5 {#level-5}
+
+
+###### <span class="org-todo todo TODO">TODO</span> Level 6 {#level-6}
+
+-   TODO Level 7

test/site/content/posts/deeply-nested-org-todo-headings--h6.md

@@ -0,0 +1,26 @@
++++
+title = "Deeply nested Org TODO headings –h6"
+tags = ["todo", "nested"]
+draft = false
++++
+
+`ox-hugo` Issue #[250](https://github.com/kaushalmodi/ox-hugo/issues/250)
+
+
+## <span class="org-todo todo TODO">TODO</span> Level 1 {#level-1}
+
+
+### <span class="org-todo todo TODO">TODO</span> Level 2 {#level-2}
+
+
+#### <span class="org-todo todo TODO">TODO</span> Level 3 {#level-3}
+
+
+##### <span class="org-todo todo TODO">TODO</span> Level 4 {#level-4}
+
+
+###### <span class="org-todo todo TODO">TODO</span> Level 5 {#level-5}
+
+-   TODO Level 6
+
+    -   TODO Level 7