Fonts, title alignment, clear rows, custom themes (03.09.10)

Fonts:
- Roboto CSS updated to v51 paths (was v30)
- New CSS for Fredoka and Pacifico
- Remove orphan fira-sans.css and noto-sans.css (no woff2 files)
- Updated fonts README

CSS:
- clear: both on top-a, top-b, bottom-a, bottom-b, breadcrumbs
- .title-center and .title-right alignment classes
- Banner overlay height variable

Custom themes (for dev testing):
- light.custom.css: Warm Earth (brown/saddle brown palette)
- dark.custom.css: Deep Purple (purple/teal palette)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/media/css/template.css

@@ -14624,6 +14624,10 @@ iframe {
 	line-height: 1.3;
 }
 
+/* Module title alignment — apply via module class suffix */
+.title-center [class*="__title"] { text-align: center; }
+.title-right [class*="__title"] { text-align: right; }
+
 /* ── MODULE: Statistics ── */
 .mod-stats__list {
 	margin: 0;
@@ -14853,8 +14857,10 @@ iframe {
 .container-top-a,
 .container-top-b,
 .container-bottom-a,
-.container-bottom-b {
+.container-bottom-b,
+.mod-breadcrumbs {
 	position: relative;
+	clear: both;
 }
 
 .container-top-a>*,