<!DOCTYPE HTML>
<html><head>
  <meta charset="utf-8">
  <title>CSS Grid Test: line names in orthogonal parent subgrid</title>
  <link rel="author" title="Kurt Catti-Schmidt" href="mailto:kschmi@microsoft.com">
  <link rel="help" href="https://drafts.csswg.org/css-grid-2/#subgrid-listing">
  <link rel="match" href="orthogonal-writing-mode-005-ref.html">
  <style>
body {
  color:black; background-color:white; font:10px monospace; padding:0; margin:0; line-height:0;
}

.grid {
  display: inline-grid;
  grid-auto-columns: 15px;
  border: 1px solid;
  vertical-align: bottom;
}

.subgrid {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 3 / span 4;
  background: grey;
}
.grid > .subgrid > .subgrid {
  writing-mode: vertical-lr;
  grid-template-rows: subgrid;
  grid-template-columns: initial;
  grid-column: 1 / span 4;
  grid-auto-columns: 8px;
  grid-auto-flow: column;
}

.fill-1a  { grid-template-columns: subgrid repeat(auto-fill, [y]) [z] [z] [z] [z] }  /* [y] [z] [z] [z] [z] */
.fill-1b  { grid-template-columns: subgrid [x] repeat(auto-fill, [y]) [z] [z] [z] }  /* [x] [y] [z] [z] [z] */
.fill-1c  { grid-template-columns: subgrid [x] [x] repeat(auto-fill, [y]) [z] [z] }  /* [x] [x] [y] [z] [z] */
.fill-1d  { grid-template-columns: subgrid [x] [x] [x] repeat(auto-fill, [y]) [z] }  /* [x] [x] [x] [y] [z] */
.fill-1e  { grid-template-columns: subgrid [x] [x] [x] [x] repeat(auto-fill, [y]) }  /* [x] [x] [x] [x] [y] */

.areas-1a { grid-template-areas: 'x x x x' }
.areas-1b { grid-template-areas: '. x x x' }
.areas-1c { grid-template-areas: 'x x x .' }
.areas-1d { grid-template-areas: '. . x x' }
.areas-1e { grid-template-areas: '. . x .' }

.subgrid > .subgrid > :nth-child(2n)   {  background: black; }
.subgrid > .subgrid > :nth-child(2n+1) {  background: pink; }
.subgrid > .subgrid > * { writing-mode: horizontal-tb; }

  </style>
</head>
<body>

<!-- Line names before auto repeat -->
<div class="grid"><div class="subgrid fill-1a"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1b"><div class="subgrid">
  <div style="grid-row:x 5"></div>
  <div style="grid-row:x 4"></div>
  <div style="grid-row:x 3"></div>
  <div style="grid-row:x 2"></div>
  <div style="grid-row:x 1"></div>
  <div style="grid-row:x -1"></div>
  <div style="grid-row:x -2"></div>
  <div style="grid-row:x -3"></div>
  <div style="grid-row:x -4"></div>
  <div style="grid-row:x -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1c"><div class="subgrid">
  <div style="grid-row:x 5"></div>
  <div style="grid-row:x 4"></div>
  <div style="grid-row:x 3"></div>
  <div style="grid-row:x 2"></div>
  <div style="grid-row:x 1"></div>
  <div style="grid-row:x -1"></div>
  <div style="grid-row:x -2"></div>
  <div style="grid-row:x -3"></div>
  <div style="grid-row:x -4"></div>
  <div style="grid-row:x -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1d"><div class="subgrid">
  <div style="grid-row:x 5"></div>
  <div style="grid-row:x 4"></div>
  <div style="grid-row:x 3"></div>
  <div style="grid-row:x 2"></div>
  <div style="grid-row:x 1"></div>
  <div style="grid-row:x -1"></div>
  <div style="grid-row:x -2"></div>
  <div style="grid-row:x -3"></div>
  <div style="grid-row:x -4"></div>
  <div style="grid-row:x -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1e"><div class="subgrid">
  <div style="grid-row:x 5"></div>
  <div style="grid-row:x 4"></div>
  <div style="grid-row:x 3"></div>
  <div style="grid-row:x 2"></div>
  <div style="grid-row:x 1"></div>
  <div style="grid-row:x -1"></div>
  <div style="grid-row:x -2"></div>
  <div style="grid-row:x -3"></div>
  <div style="grid-row:x -4"></div>
  <div style="grid-row:x -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1a"><div class="subgrid">
  <div style="grid-row:y 5"></div>
  <div style="grid-row:y 4"></div>
  <div style="grid-row:y 3"></div>
  <div style="grid-row:y 2"></div>
  <div style="grid-row:y 1"></div>
  <div style="grid-row:y -1"></div>
  <div style="grid-row:y -2"></div>
  <div style="grid-row:y -3"></div>
  <div style="grid-row:y -4"></div>
  <div style="grid-row:y -5"></div>
</div></div></div>

<!-- Auto repeat line names -->
<div class="grid"><div class="subgrid fill-1b"><div class="subgrid">
  <div style="grid-row:y 5"></div>
  <div style="grid-row:y 4"></div>
  <div style="grid-row:y 3"></div>
  <div style="grid-row:y 2"></div>
  <div style="grid-row:y 1"></div>
  <div style="grid-row:y -1"></div>
  <div style="grid-row:y -2"></div>
  <div style="grid-row:y -3"></div>
  <div style="grid-row:y -4"></div>
  <div style="grid-row:y -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1c"><div class="subgrid">
  <div style="grid-row:y 5"></div>
  <div style="grid-row:y 4"></div>
  <div style="grid-row:y 3"></div>
  <div style="grid-row:y 2"></div>
  <div style="grid-row:y 1"></div>
  <div style="grid-row:y -1"></div>
  <div style="grid-row:y -2"></div>
  <div style="grid-row:y -3"></div>
  <div style="grid-row:y -4"></div>
  <div style="grid-row:y -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1d"><div class="subgrid">
  <div style="grid-row:y 5"></div>
  <div style="grid-row:y 4"></div>
  <div style="grid-row:y 3"></div>
  <div style="grid-row:y 2"></div>
  <div style="grid-row:y 1"></div>
  <div style="grid-row:y -1"></div>
  <div style="grid-row:y -2"></div>
  <div style="grid-row:y -3"></div>
  <div style="grid-row:y -4"></div>
  <div style="grid-row:y -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1e"><div class="subgrid">
  <div style="grid-row:y 5"></div>
  <div style="grid-row:y 4"></div>
  <div style="grid-row:y 3"></div>
  <div style="grid-row:y 2"></div>
  <div style="grid-row:y 1"></div>
  <div style="grid-row:y -1"></div>
  <div style="grid-row:y -2"></div>
  <div style="grid-row:y -3"></div>
  <div style="grid-row:y -4"></div>
  <div style="grid-row:y -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1a"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1b"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1c"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1d"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<div class="grid"><div class="subgrid fill-1e"><div class="subgrid">
  <div style="grid-row:z 5"></div>
  <div style="grid-row:z 4"></div>
  <div style="grid-row:z 3"></div>
  <div style="grid-row:z 2"></div>
  <div style="grid-row:z 1"></div>
  <div style="grid-row:z -1"></div>
  <div style="grid-row:z -2"></div>
  <div style="grid-row:z -3"></div>
  <div style="grid-row:z -4"></div>
  <div style="grid-row:z -5"></div>
</div></div></div>

<!-- Named grid areas -->
<div class="grid"><div class="subgrid areas-1a"><div class="subgrid">
  <div style="grid-row:x-start"></div>
  <div style="grid-row:x"></div>
  <div style="grid-row:x-start / x-end"></div>
  <div style="grid-row:x-end"></div>
</div></div></div>

<div class="grid"><div class="subgrid areas-1b"><div class="subgrid">
  <div style="grid-row:x-start"></div>
  <div style="grid-row:x"></div>
  <div style="grid-row:x-start / x-end"></div>
  <div style="grid-row:x-end"></div>
</div></div></div>

<div class="grid"><div class="subgrid areas-1c"><div class="subgrid">
  <div style="grid-row:x-start"></div>
  <div style="grid-row:x"></div>
  <div style="grid-row:x-start / x-end"></div>
  <div style="grid-row:x-end"></div>
</div></div></div>

<div class="grid"><div class="subgrid areas-1d"><div class="subgrid">
  <div style="grid-row:x-start"></div>
  <div style="grid-row:x"></div>
  <div style="grid-row:x-start / x-end"></div>
  <div style="grid-row:x-end"></div>
</div></div></div>

<div class="grid"><div class="subgrid areas-1e"><div class="subgrid">
  <div style="grid-row:x-start"></div>
  <div style="grid-row:x"></div>
  <div style="grid-row:x-start / x-end"></div>
  <div style="grid-row:x-end"></div>
</div></div></div>
</body>
</html>
