# [K (ngn/k)], <s>337</s> <s>331</s> <s>315</s> 308 bytes

    s:{,/((#l)#("-";"")){x/y}',''l:(0,((#y)>)#+\(0,(-1+#l)#-1 1)+l:1_|1+&x#2)_y}
    j:{-1_0,+\(-1+2*x)/*/1(*\'1+-2*<':')\~:\2_((#l)#!2)@&l:,/+|1(2*1+)\|!x}
    f:{t:@["|-"{1=1|x|-x}d;(-1+&0<l;!#y);:;(" ..''"(0<)#l:(0,,/-:\1,w:-1+2*x)?*/1(~=':)\d:-':i:j[x];y:s[x;y])];(x,w)#@[(x*w)#" ";(i;(-1+2*2!x)+*|i);:;(t;"<>"2!x)]}

[Try it online!][ngn-1c1de343]

-6  : Save a few bytes with shorter names.<br/>
-16 : Tidying up<br/>
-7  : Cruft

[K (ngn/k)]: https://codeberg.org/ngn/k
[ngn-1c1de343]: https://ngn.codeberg.page/k#eJw9jk1vgkAQhu/8ChwSdwd2C0vUJrNoTQ899NakNyDWVE1RhMaPuATwtxe08TSZeZ/M8x6pFj7nTo4OBwkaALE2ftUywVhOPBBdWOEMHS/pF6m8npXKVujlpBaN8obGCXFRtdaWaqkWgejQjgtdg77rK+4mTHkydCNGDJMrJeHibhyEOB/mJHyvUTx0lYdJMzCttaH6RPMYGgm1mqrGNNK0K90/HQZRrgddI02ag/30xBjwIELn1lX4khIlLvSvf+n11ykjTFYkGWW0jU2qKzrGRlcpppobcUFnHnPjdhNs0DzT9/bhwKDnNtlNddIQzaA/pa1lfQXEutZ85AgAvYk1HIvlbr08lOdiBSkb2WN7Yj+jfpDhgyzKcpWv98vixk3uDO9SFJt4rOHzZ/1xzr53r4fyUryV5v28/z1Cav0Buflq4A==