[css-align-3] Update changes list.

Author: fantasai

css-align-3/Overview.bs

@@ -901,7 +901,6 @@ Self-Alignment for Absolutely Positioned Boxes</h5>
 	whose relevant [=self-alignment property=] is not ''justify-self/normal'',
 	the default [=overflow alignment=] behavior is as follows:
 
-
 	<div algorithm="default overflow self-alignment for abspos">
 		1. Let the |default overflow rect| be the bounding rectangle
 			of the [=alignment subject's=] [=inset-modified containing block=]
@@ -2513,20 +2512,45 @@ Changes</h2>
 
 	Changes since the <a href="https://www.w3.org/TR/2023/WD-css-align-3-20230217/">17 February 2023 Working Draft</a> include:
 	<ul>
-		<li>Remove the sentence that states that ''row-gap'' does not apply in multicol.
-		Added a statement that ''row-gap'' is introduced for multicol in CSS-MULTICOL-2 
-			(<a href="https://github.com/w3c/csswg-drafts/issues/11539#issuecomment-2628431667">Issue 11539</a>)
+		<li>Made [=block containers=] default to ''safe'' alignment.
+			See [[#auto-safety-default]].
+			(<a href="https://github.com/w3c/csswg-drafts/issues/8992">Issue 8992</a>)
+		<li>Made [=absolutely positioned boxes=] default to using a “smart” safe alignment
+			that allows unsafe overflow of the [=inset-modified containing block=]
+			while maintaining safety within the [=original containing block=].
+			See [[#auto-safety-position]].
+			(<a href="https://github.com/w3c/csswg-drafts/issues/10316">Issue 10316</a>,
+			 <a href="https://github.com/w3c/csswg-drafts/issues/9960">Issue 9960</a>)
 		<li>Make all the ''space-*'' keywords fallback to ''safe'' overflow.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/10154">Issue 10154</a>)
 		<li>Only apply the special margin-edge baseline rule for [=scroll container=] [=block containers=]
 			when 'baseline-source' is its [=initial value=].
 			(<a href="https://github.com/w3c/csswg-drafts/issues/8214">Issue 8214</a>)
-		<li>Made [=block containers=] default to ''safe'' alignment.
-			(<a href="https://github.com/w3c/csswg-drafts/issues/8992">Issue 8992</a>)
+		<li>When synthesizing the baseline of an orthogonal-flow box,
+			make the assumed parallel [=writing mode=] sensitive to 'direction'.
+			(<a href="https://github.com/w3c/csswg-drafts/issues/7775">Issue 7775</a>)
+			<blockquote>
+				<del><p>Otherwise,
+					assume either ''horizontal-tb'' or ''vertical-lr'' 'writing-mode',
+					whichever is orthogonal to the box’s own 'writing-mode'.</p></del>
+				<ins><p>Otherwise:</p>
+					<ul>
+						<li>If the box’s own [=writing mode=] is vertical,
+							assume ''horizontal-tb''.
+						<li>If the box’s own [=writing mode=] is horizontal,
+							assume ''vertical-lr'' if 'direction' is ''ltr''
+ 							and ''vertical-rl'' if 'direction' is ''rtl''.
+ 					</ul>
+ 				</ins>
+ 			</blockquote>
 		<li>Define the 'grid-gap' properties as [=legacy name aliases=] of the 'gap' properties.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/8014">Issue 8014</a>)
 		<li>Defer definition of ''align-self/normal'' alignment for [=absolutely positioned boxes=] to [[css-position-3]].
-			(<a href="https://github.com/w3c/csswg-drafts/issues/11215">Issue 11215</a>)
+			(<a href="https://github.com/w3c/csswg-drafts/issues/11215">Issue 11215</a>,
+			 <a href="https://github.com/w3c/csswg-drafts/issues/11285">Issue 11285</a>)
+		<li>Remove the sentence that states that ''row-gap'' does not apply in multicol.
+		Added a statement that ''row-gap'' is introduced for multicol in CSS-MULTICOL-2
+			(<a href="https://github.com/w3c/csswg-drafts/issues/11539#issuecomment-2628431667">Issue 11539</a>)
 	</ul>
 
 	Changes since the <a href="https://www.w3.org/TR/2021/WD-css-align-3-20211224/">24 December 2021 Working Draft</a> include: