diff --git a/_includes/components/h-card.njk b/_includes/components/h-card.njk
index d5b9ade..366e725 100644
--- a/_includes/components/h-card.njk
+++ b/_includes/components/h-card.njk
@@ -5,20 +5,20 @@
    Include in sidebar widgets, author cards, etc.
 #}
 {% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
-{% set authorName = id.name or site.author.name %}
-{% set authorAvatar = id.avatar or site.author.avatar %}
-{% set authorTitle = id.title or site.author.title %}
-{% set authorBio = id.bio or site.author.bio %}
-{% set authorUrl = id.url or site.author.url %}
-{% set authorPronoun = id.pronoun or site.author.pronoun %}
-{% set authorLocality = id.locality or site.author.locality %}
-{% set authorCountry = id.country or site.author.country %}
-{% set authorLocation = site.author.location %}
-{% set authorOrg = id.org or site.author.org %}
-{% set authorEmail = id.email or site.author.email %}
-{% set authorKeyUrl = id.keyUrl or site.author.keyUrl %}
-{% set authorCategories = id.categories if (id.categories and id.categories.length) else site.author.categories %}
-{% set socialLinks = id.social if (id.social and id.social.length) else site.social %}
+{% set authorName = id.name if (id.name is defined) else site.author.name %}
+{% set authorAvatar = id.avatar if (id.avatar is defined) else site.author.avatar %}
+{% set authorTitle = id.title if (id.title is defined) else site.author.title %}
+{% set authorBio = id.bio if (id.bio is defined) else site.author.bio %}
+{% set authorUrl = id.url if (id.url is defined and id.url) else site.author.url %}
+{% set authorPronoun = id.pronoun if (id.pronoun is defined) else site.author.pronoun %}
+{% set authorLocality = id.locality if (id.locality is defined) else site.author.locality %}
+{% set authorCountry = id.country if (id.country is defined) else site.author.country %}
+{% set authorLocation = id.location if (id.location is defined) else site.author.location %}
+{% set authorOrg = id.org if (id.org is defined) else site.author.org %}
+{% set authorEmail = id.email if (id.email is defined) else site.author.email %}
+{% set authorKeyUrl = id.keyUrl if (id.keyUrl is defined) else site.author.keyUrl %}
+{% set authorCategories = id.categories if (id.categories is defined) else site.author.categories %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
 
 <div class="h-card p-author" itemscope itemtype="http://schema.org/Person">
   {# Hidden u-photo for reliable microformat parsing (some parsers struggle with img inside links) #}
@@ -43,7 +43,9 @@
       {% if authorPronoun %}
       <span class="p-pronoun text-xs text-surface-600 dark:text-surface-400">({{ authorPronoun }})</span>
       {% endif %}
+      {% if authorTitle %}
       <p class="p-job-title text-sm text-surface-600 dark:text-surface-400" itemprop="jobTitle">{{ authorTitle }}</p>
+      {% endif %}
       {# Structured address #}
       <p class="p-adr h-adr text-sm text-surface-600 dark:text-surface-400" itemprop="address" itemscope itemtype="http://schema.org/PostalAddress">
         {% if authorLocality %}
@@ -61,7 +63,9 @@
   </div>
 
   {# Bio #}
+  {% if authorBio %}
   <p class="p-note mt-3 text-sm text-surface-700 dark:text-surface-300" itemprop="description">{{ authorBio }}</p>
+  {% endif %}
 
   {# Organization #}
   {% if authorOrg %}
diff --git a/_includes/components/widgets/author-card-compact.njk b/_includes/components/widgets/author-card-compact.njk
index 855882b..e83710a 100644
--- a/_includes/components/widgets/author-card-compact.njk
+++ b/_includes/components/widgets/author-card-compact.njk
@@ -1,30 +1,43 @@
 {# Author Compact Card - h-card microformat (compact version for blog sidebars) #}
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set authorName = id.name if (id.name is defined) else site.author.name %}
+{% set authorAvatar = id.avatar if (id.avatar is defined) else site.author.avatar %}
+{% set authorTitle = id.title if (id.title is defined) else site.author.title %}
+{% set authorUrl = id.url if (id.url is defined and id.url) else site.author.url %}
+{% set authorLocality = id.locality if (id.locality is defined) else site.author.locality %}
+{% set authorCountry = id.country if (id.country is defined) else site.author.country %}
+{% set authorBio = id.bio if (id.bio is defined) else site.author.bio %}
+{% set authorEmail = id.email if (id.email is defined) else site.author.email %}
+{% set authorOrg = id.org if (id.org is defined) else site.author.org %}
+
 <is-land on:visible>
 <div class="widget">
   <div class="h-card p-author flex items-center gap-3">
     {# Hidden u-photo for reliable microformat parsing #}
-    <data class="u-photo hidden" value="{{ site.author.avatar }}"></data>
-    <a href="{{ site.author.url }}" class="u-url u-uid" rel="me" itemprop="url" aria-label="{{ site.author.name }}">
+    <data class="u-photo hidden" value="{{ authorAvatar }}"></data>
+    <a href="{{ authorUrl }}" class="u-url u-uid" rel="me" itemprop="url" aria-label="{{ authorName }}">
       <img
-        src="{{ site.author.avatar }}"
+        src="{{ authorAvatar }}"
         alt=""
         class="w-12 h-12 rounded-full object-cover shadow-lg"
         loading="lazy"
       >
     </a>
     <div>
-      <a href="{{ site.author.url }}" class="u-url p-name font-medium text-surface-900 dark:text-surface-100 hover:text-accent-600 dark:hover:text-accent-400 transition-colors">
-        {{ site.author.name }}
+      <a href="{{ authorUrl }}" class="u-url p-name font-medium text-surface-900 dark:text-surface-100 hover:text-accent-600 dark:hover:text-accent-400 transition-colors">
+        {{ authorName }}
       </a>
-      <p class="p-job-title text-xs text-surface-600 dark:text-surface-400">{{ site.author.title }}</p>
-      {% if site.author.locality %}
-      <p class="p-locality text-xs text-surface-600 dark:text-surface-400">{{ site.author.locality }}{% if site.author.country %}, <span class="p-country-name">{{ site.author.country }}</span>{% endif %}</p>
+      {% if authorTitle %}
+      <p class="p-job-title text-xs text-surface-600 dark:text-surface-400">{{ authorTitle }}</p>
+      {% endif %}
+      {% if authorLocality %}
+      <p class="p-locality text-xs text-surface-600 dark:text-surface-400">{{ authorLocality }}{% if authorCountry %}, <span class="p-country-name">{{ authorCountry }}</span>{% endif %}</p>
       {% endif %}
     </div>
   </div>
   {# Hidden but present for microformat completeness #}
-  <p class="p-note hidden">{{ site.author.bio }}</p>
-  {% if site.author.email %}<data class="u-email hidden" value="{{ site.author.email }}"></data>{% endif %}
-  {% if site.author.org %}<data class="p-org hidden" value="{{ site.author.org }}"></data>{% endif %}
+  {% if authorBio %}<p class="p-note hidden">{{ authorBio }}</p>{% endif %}
+  {% if authorEmail %}<data class="u-email hidden" value="{{ authorEmail }}"></data>{% endif %}
+  {% if authorOrg %}<data class="p-org hidden" value="{{ authorOrg }}"></data>{% endif %}
 </div>
 </is-land>
diff --git a/_includes/components/widgets/fediverse-follow.njk b/_includes/components/widgets/fediverse-follow.njk
index 66ac2f1..f27a5f8 100644
--- a/_includes/components/widgets/fediverse-follow.njk
+++ b/_includes/components/widgets/fediverse-follow.njk
@@ -2,14 +2,17 @@
 {# Requires fediverse-interact.js loaded in base.njk (already present) #}
 {# Determines actor URI from site social links: prefers self-hosted AP, falls back to Mastodon #}
 
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+
 {% set actorUrl = "" %}
-{% for link in site.social %}
+{% for link in socialLinks %}
   {% if link.icon == "activitypub" and not actorUrl %}
     {% set actorUrl = link.url %}
   {% endif %}
 {% endfor %}
 {% if not actorUrl %}
-  {% for link in site.social %}
+  {% for link in socialLinks %}
     {% if link.icon == "mastodon" and not actorUrl %}
       {% set actorUrl = link.url %}
     {% endif %}
diff --git a/_includes/components/widgets/github-repos.njk b/_includes/components/widgets/github-repos.njk
index 3fd7b46..4f7fa0c 100644
--- a/_includes/components/widgets/github-repos.njk
+++ b/_includes/components/widgets/github-repos.njk
@@ -4,7 +4,18 @@
 {% set ghFallbackFeatured = githubActivity.featured if githubActivity and githubActivity.featured else [] %}
 {% set ghFallbackContributions = githubActivity.contributions if githubActivity and githubActivity.contributions else [] %}
 {% set ghFallbackRepos = githubRepos if githubRepos else [] %}
-<div class="widget" x-data="githubWidget('{{ site.feeds.github }}')" x-init="init()">
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+{% set githubProfileUrl = "" %}
+{% for link in socialLinks %}
+  {% if not githubProfileUrl and (link.icon == "github" or "github.com/" in link.url) %}
+    {% set githubProfileUrl = link.url %}
+  {% endif %}
+{% endfor %}
+{% if not githubProfileUrl and site.feeds.github %}
+  {% set githubProfileUrl = "https://github.com/" + site.feeds.github %}
+{% endif %}
+<div class="widget" x-data="githubWidget('{{ site.feeds.github }}', '{{ githubProfileUrl }}')" x-init="init()">
   <h3 class="widget-title flex items-center gap-2">
     <svg class="w-5 h-5" fill="currentColor" viewBox="0 0 24 24" aria-hidden="true">
       <path fill-rule="evenodd" d="M12 2C6.477 2 2 6.484 2 12.017c0 4.425 2.865 8.18 6.839 9.504.5.092.682-.217.682-.483 0-.237-.008-.868-.013-1.703-2.782.605-3.369-1.343-3.369-1.343-.454-1.158-1.11-1.466-1.11-1.466-.908-.62.069-.608.069-.608 1.003.07 1.531 1.032 1.531 1.032.892 1.53 2.341 1.088 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.113-4.555-4.951 0-1.093.39-1.988 1.029-2.688-.103-.253-.446-1.272.098-2.65 0 0 .84-.27 2.75 1.026A9.564 9.564 0 0112 6.844c.85.004 1.705.115 2.504.337 1.909-1.296 2.747-1.027 2.747-1.027.546 1.379.202 2.398.1 2.651.64.7 1.028 1.595 1.028 2.688 0 3.848-2.339 4.695-4.566 4.943.359.309.678.92.678 1.855 0 1.338-.012 2.419-.012 2.747 0 .268.18.58.688.482A10.019 10.019 0 0022 12.017C22 6.484 17.522 2 12 2z" clip-rule="evenodd"></path>
@@ -163,8 +174,8 @@
   </div>
 
   {# Footer link #}
-  {% if site.feeds.github %}
-  <a href="https://github.com/{{ site.feeds.github }}" target="_blank" rel="noopener" class="text-sm text-accent-600 dark:text-accent-400 hover:underline mt-3 inline-flex items-center gap-1">
+  {% if githubProfileUrl %}
+  <a href="{{ githubProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-accent-600 dark:text-accent-400 hover:underline mt-3 inline-flex items-center gap-1">
     View on GitHub
     <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
   </a>
@@ -179,7 +190,7 @@ const githubFallbackData = {
   repos: {{ ghFallbackRepos | dump | safe }},
 };
 
-function githubWidget(username) {
+function githubWidget(username, profileUrl) {
   return {
     activeTab: 'commits',
     loading: true,
@@ -199,6 +210,12 @@ function githubWidget(username) {
       return firstRepo.includes('/') ? firstRepo.split('/')[0] : '';
     },
 
+    deriveUsernameFromProfile(url) {
+      if (!url || typeof url !== 'string') return '';
+      const match = url.match(/github\.com\/([^/?#]+)/i);
+      return match ? match[1] : '';
+    },
+
     async fetchJson(paths) {
       for (const path of paths) {
         try {
@@ -270,7 +287,10 @@ function githubWidget(username) {
           this.contributions = contribRes.data?.contributions || [];
         }
 
-        let resolvedUsername = username;
+        let resolvedUsername = this.deriveUsernameFromProfile(profileUrl);
+        if (!resolvedUsername) {
+          resolvedUsername = username;
+        }
         if (!resolvedUsername) {
           resolvedUsername = this.deriveUsernameFromCommits(this.commits);
         }
diff --git a/_includes/components/widgets/social-activity.njk b/_includes/components/widgets/social-activity.njk
index c545548..9142ec2 100644
--- a/_includes/components/widgets/social-activity.njk
+++ b/_includes/components/widgets/social-activity.njk
@@ -1,5 +1,25 @@
 {# Social Feed Widget - Tabbed Bluesky/Mastodon #}
 {% if (blueskyFeed and blueskyFeed.length) or (mastodonFeed and mastodonFeed.length) %}
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+
+{% set blueskyProfileUrl = "" %}
+{% set mastodonProfileUrl = "" %}
+{% for link in socialLinks %}
+  {% if not blueskyProfileUrl and (link.icon == "bluesky" or "bsky.app/profile/" in link.url) %}
+    {% set blueskyProfileUrl = link.url %}
+  {% endif %}
+  {% if not mastodonProfileUrl and (link.icon == "mastodon" or "@" in link.url) %}
+    {% set mastodonProfileUrl = link.url %}
+  {% endif %}
+{% endfor %}
+{% if not blueskyProfileUrl and site.feeds.bluesky %}
+  {% set blueskyProfileUrl = "https://bsky.app/profile/" + site.feeds.bluesky %}
+{% endif %}
+{% if not mastodonProfileUrl and site.feeds.mastodon.instance and site.feeds.mastodon.username %}
+  {% set mastodonProfileUrl = "https://" + site.feeds.mastodon.instance + "/@" + site.feeds.mastodon.username %}
+{% endif %}
+
 <is-land on:visible>
 {% set defaultSocialTab = "mastodon" if mastodonFeed and mastodonFeed.length else "bluesky" %}
 <div class="widget" x-data="{ activeTab: '{{ defaultSocialTab }}' }">
@@ -60,10 +80,12 @@
       </li>
       {% endfor %}
     </ul>
-    <a href="https://bsky.app/profile/{{ site.feeds.bluesky }}" target="_blank" rel="noopener" class="text-sm text-[#0085ff] hover:underline mt-3 inline-flex items-center gap-1">
+    {% if blueskyProfileUrl %}
+    <a href="{{ blueskyProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-[#0085ff] hover:underline mt-3 inline-flex items-center gap-1">
       View on Bluesky
       <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
     </a>
+    {% endif %}
   </div>
   {% endif %}
 
@@ -90,10 +112,12 @@
       </li>
       {% endfor %}
     </ul>
-    <a href="https://{{ site.feeds.mastodon.instance }}/@{{ site.feeds.mastodon.username }}" target="_blank" rel="noopener" class="text-sm text-[#a730b8] hover:underline mt-3 inline-flex items-center gap-1">
+    {% if mastodonProfileUrl %}
+    <a href="{{ mastodonProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-[#a730b8] hover:underline mt-3 inline-flex items-center gap-1">
       View on Mastodon
       <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
     </a>
+    {% endif %}
   </div>
   {% endif %}
 </div>
diff --git a/theme/_includes/components/h-card.njk b/theme/_includes/components/h-card.njk
index 8e1dc83..dd1d4a7 100644
--- a/theme/_includes/components/h-card.njk
+++ b/theme/_includes/components/h-card.njk
@@ -5,20 +5,20 @@
    Include in sidebar widgets, author cards, etc.
 #}
 {% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
-{% set authorName = id.name or site.author.name %}
-{% set authorAvatar = id.avatar or site.author.avatar %}
-{% set authorTitle = id.title or site.author.title %}
-{% set authorBio = id.bio or site.author.bio %}
-{% set authorUrl = id.url or site.author.url %}
-{% set authorPronoun = id.pronoun or site.author.pronoun %}
-{% set authorLocality = id.locality or site.author.locality %}
-{% set authorCountry = id.country or site.author.country %}
-{% set authorLocation = site.author.location %}
-{% set authorOrg = id.org or site.author.org %}
-{% set authorEmail = id.email or site.author.email %}
-{% set authorKeyUrl = id.keyUrl or site.author.keyUrl %}
-{% set authorCategories = id.categories if (id.categories and id.categories.length) else site.author.categories %}
-{% set socialLinks = id.social if (id.social and id.social.length) else site.social %}
+{% set authorName = id.name if (id.name is defined) else site.author.name %}
+{% set authorAvatar = id.avatar if (id.avatar is defined) else site.author.avatar %}
+{% set authorTitle = id.title if (id.title is defined) else site.author.title %}
+{% set authorBio = id.bio if (id.bio is defined) else site.author.bio %}
+{% set authorUrl = id.url if (id.url is defined and id.url) else site.author.url %}
+{% set authorPronoun = id.pronoun if (id.pronoun is defined) else site.author.pronoun %}
+{% set authorLocality = id.locality if (id.locality is defined) else site.author.locality %}
+{% set authorCountry = id.country if (id.country is defined) else site.author.country %}
+{% set authorLocation = id.location if (id.location is defined) else site.author.location %}
+{% set authorOrg = id.org if (id.org is defined) else site.author.org %}
+{% set authorEmail = id.email if (id.email is defined) else site.author.email %}
+{% set authorKeyUrl = id.keyUrl if (id.keyUrl is defined) else site.author.keyUrl %}
+{% set authorCategories = id.categories if (id.categories is defined) else site.author.categories %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
 
 <div class="h-card p-author" itemscope itemtype="http://schema.org/Person">
   {# Hidden u-photo for reliable microformat parsing (some parsers struggle with img inside links) #}
@@ -41,7 +41,9 @@
       {% if authorPronoun %}
       <span class="p-pronoun text-xs text-surface-500">({{ authorPronoun }})</span>
       {% endif %}
+      {% if authorTitle %}
       <p class="p-job-title text-sm text-surface-600 dark:text-surface-400" itemprop="jobTitle">{{ authorTitle }}</p>
+      {% endif %}
       {# Structured address #}
       <p class="p-adr h-adr text-sm text-surface-500 dark:text-surface-500" itemprop="address" itemscope itemtype="http://schema.org/PostalAddress">
         {% if authorLocality %}
@@ -59,7 +61,9 @@
   </div>
 
   {# Bio #}
+  {% if authorBio %}
   <p class="p-note mt-3 text-sm text-surface-700 dark:text-surface-300" itemprop="description">{{ authorBio }}</p>
+  {% endif %}
 
   {# Organization #}
   {% if authorOrg %}
diff --git a/theme/_includes/components/widgets/author-card-compact.njk b/theme/_includes/components/widgets/author-card-compact.njk
index b139b66..f213550 100644
--- a/theme/_includes/components/widgets/author-card-compact.njk
+++ b/theme/_includes/components/widgets/author-card-compact.njk
@@ -1,30 +1,43 @@
 {# Author Compact Card - h-card microformat (compact version for blog sidebars) #}
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set authorName = id.name if (id.name is defined) else site.author.name %}
+{% set authorAvatar = id.avatar if (id.avatar is defined) else site.author.avatar %}
+{% set authorTitle = id.title if (id.title is defined) else site.author.title %}
+{% set authorUrl = id.url if (id.url is defined and id.url) else site.author.url %}
+{% set authorLocality = id.locality if (id.locality is defined) else site.author.locality %}
+{% set authorCountry = id.country if (id.country is defined) else site.author.country %}
+{% set authorBio = id.bio if (id.bio is defined) else site.author.bio %}
+{% set authorEmail = id.email if (id.email is defined) else site.author.email %}
+{% set authorOrg = id.org if (id.org is defined) else site.author.org %}
+
 <is-land on:visible>
 <div class="widget">
   <div class="h-card p-author flex items-center gap-3">
     {# Hidden u-photo for reliable microformat parsing #}
-    <data class="u-photo hidden" value="{{ site.author.avatar }}"></data>
-    <a href="{{ site.author.url }}" class="u-url u-uid" rel="me" itemprop="url">
+    <data class="u-photo hidden" value="{{ authorAvatar }}"></data>
+    <a href="{{ authorUrl }}" class="u-url u-uid" rel="me" itemprop="url">
       <img
-        src="{{ site.author.avatar }}"
-        alt="{{ site.author.name }}"
+        src="{{ authorAvatar }}"
+        alt="{{ authorName }}"
         class="w-12 h-12 rounded-full object-cover"
         loading="lazy"
       >
     </a>
     <div>
-      <a href="{{ site.author.url }}" class="u-url p-name font-medium text-surface-900 dark:text-surface-100 hover:text-accent-600 dark:hover:text-accent-400">
-        {{ site.author.name }}
+      <a href="{{ authorUrl }}" class="u-url p-name font-medium text-surface-900 dark:text-surface-100 hover:text-accent-600 dark:hover:text-accent-400">
+        {{ authorName }}
       </a>
-      <p class="p-job-title text-xs text-surface-500">{{ site.author.title }}</p>
-      {% if site.author.locality %}
-      <p class="p-locality text-xs text-surface-500">{{ site.author.locality }}{% if site.author.country %}, <span class="p-country-name">{{ site.author.country }}</span>{% endif %}</p>
+      {% if authorTitle %}
+      <p class="p-job-title text-xs text-surface-500">{{ authorTitle }}</p>
+      {% endif %}
+      {% if authorLocality %}
+      <p class="p-locality text-xs text-surface-500">{{ authorLocality }}{% if authorCountry %}, <span class="p-country-name">{{ authorCountry }}</span>{% endif %}</p>
       {% endif %}
     </div>
   </div>
   {# Hidden but present for microformat completeness #}
-  <p class="p-note hidden">{{ site.author.bio }}</p>
-  {% if site.author.email %}<data class="u-email hidden" value="{{ site.author.email }}"></data>{% endif %}
-  {% if site.author.org %}<data class="p-org hidden" value="{{ site.author.org }}"></data>{% endif %}
+  {% if authorBio %}<p class="p-note hidden">{{ authorBio }}</p>{% endif %}
+  {% if authorEmail %}<data class="u-email hidden" value="{{ authorEmail }}"></data>{% endif %}
+  {% if authorOrg %}<data class="p-org hidden" value="{{ authorOrg }}"></data>{% endif %}
 </div>
 </is-land>
diff --git a/theme/_includes/components/widgets/fediverse-follow.njk b/theme/_includes/components/widgets/fediverse-follow.njk
index 10d081f..b99dbb3 100644
--- a/theme/_includes/components/widgets/fediverse-follow.njk
+++ b/theme/_includes/components/widgets/fediverse-follow.njk
@@ -2,14 +2,17 @@
 {# Requires fediverse-interact.js loaded in base.njk (already present) #}
 {# Determines actor URI from site social links: prefers self-hosted AP, falls back to Mastodon #}
 
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+
 {% set actorUrl = "" %}
-{% for link in site.social %}
+{% for link in socialLinks %}
   {% if link.icon == "activitypub" and not actorUrl %}
     {% set actorUrl = link.url %}
   {% endif %}
 {% endfor %}
 {% if not actorUrl %}
-  {% for link in site.social %}
+  {% for link in socialLinks %}
     {% if link.icon == "mastodon" and not actorUrl %}
       {% set actorUrl = link.url %}
     {% endif %}
diff --git a/theme/_includes/components/widgets/github-repos.njk b/theme/_includes/components/widgets/github-repos.njk
index c42a6b8..69c46be 100644
--- a/theme/_includes/components/widgets/github-repos.njk
+++ b/theme/_includes/components/widgets/github-repos.njk
@@ -4,7 +4,18 @@
 {% set ghFallbackFeatured = githubActivity.featured if githubActivity and githubActivity.featured else [] %}
 {% set ghFallbackContributions = githubActivity.contributions if githubActivity and githubActivity.contributions else [] %}
 {% set ghFallbackRepos = githubRepos if githubRepos else [] %}
-<div class="widget" x-data="githubWidget('{{ site.feeds.github }}')" x-init="init()">
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+{% set githubProfileUrl = "" %}
+{% for link in socialLinks %}
+  {% if not githubProfileUrl and (link.icon == "github" or "github.com/" in link.url) %}
+    {% set githubProfileUrl = link.url %}
+  {% endif %}
+{% endfor %}
+{% if not githubProfileUrl and site.feeds.github %}
+  {% set githubProfileUrl = "https://github.com/" + site.feeds.github %}
+{% endif %}
+<div class="widget" x-data="githubWidget('{{ site.feeds.github }}', '{{ githubProfileUrl }}')" x-init="init()">
   <h3 class="widget-title flex items-center gap-2">
     <svg class="w-5 h-5" fill="currentColor" viewBox="0 0 24 24" aria-hidden="true">
       <path fill-rule="evenodd" d="M12 2C6.477 2 2 6.484 2 12.017c0 4.425 2.865 8.18 6.839 9.504.5.092.682-.217.682-.483 0-.237-.008-.868-.013-1.703-2.782.605-3.369-1.343-3.369-1.343-.454-1.158-1.11-1.466-1.11-1.466-.908-.62.069-.608.069-.608 1.003.07 1.531 1.032 1.531 1.032.892 1.53 2.341 1.088 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.113-4.555-4.951 0-1.093.39-1.988 1.029-2.688-.103-.253-.446-1.272.098-2.65 0 0 .84-.27 2.75 1.026A9.564 9.564 0 0112 6.844c.85.004 1.705.115 2.504.337 1.909-1.296 2.747-1.027 2.747-1.027.546 1.379.202 2.398.1 2.651.64.7 1.028 1.595 1.028 2.688 0 3.848-2.339 4.695-4.566 4.943.359.309.678.92.678 1.855 0 1.338-.012 2.419-.012 2.747 0 .268.18.58.688.482A10.019 10.019 0 0022 12.017C22 6.484 17.522 2 12 2z" clip-rule="evenodd"></path>
@@ -155,8 +166,8 @@
   </div>
 
   {# Footer link #}
-  {% if site.feeds.github %}
-  <a href="https://github.com/{{ site.feeds.github }}" target="_blank" rel="noopener" class="text-sm text-accent-600 dark:text-accent-400 hover:underline mt-3 inline-flex items-center gap-1">
+  {% if githubProfileUrl %}
+  <a href="{{ githubProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-accent-600 dark:text-accent-400 hover:underline mt-3 inline-flex items-center gap-1">
     View on GitHub
     <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
   </a>
@@ -171,7 +182,7 @@ const githubFallbackData = {
   repos: {{ ghFallbackRepos | dump | safe }},
 };
 
-function githubWidget(username) {
+function githubWidget(username, profileUrl) {
   return {
     activeTab: 'commits',
     loading: true,
@@ -191,6 +202,12 @@ function githubWidget(username) {
       return firstRepo.includes('/') ? firstRepo.split('/')[0] : '';
     },
 
+    deriveUsernameFromProfile(url) {
+      if (!url || typeof url !== 'string') return '';
+      const match = url.match(/github\.com\/([^/?#]+)/i);
+      return match ? match[1] : '';
+    },
+
     async fetchJson(paths) {
       for (const path of paths) {
         try {
@@ -262,7 +279,10 @@ function githubWidget(username) {
           this.contributions = contribRes.data?.contributions || [];
         }
 
-        let resolvedUsername = username;
+        let resolvedUsername = this.deriveUsernameFromProfile(profileUrl);
+        if (!resolvedUsername) {
+          resolvedUsername = username;
+        }
         if (!resolvedUsername) {
           resolvedUsername = this.deriveUsernameFromCommits(this.commits);
         }
diff --git a/theme/_includes/components/widgets/social-activity.njk b/theme/_includes/components/widgets/social-activity.njk
index df1987c..e6a2e69 100644
--- a/theme/_includes/components/widgets/social-activity.njk
+++ b/theme/_includes/components/widgets/social-activity.njk
@@ -1,5 +1,25 @@
 {# Social Feed Widget - Tabbed Bluesky/Mastodon #}
 {% if (blueskyFeed and blueskyFeed.length) or (mastodonFeed and mastodonFeed.length) %}
+{% set id = homepageConfig.identity if (homepageConfig and homepageConfig.identity) else {} %}
+{% set socialLinks = id.social if (id.social is defined) else site.social %}
+
+{% set blueskyProfileUrl = "" %}
+{% set mastodonProfileUrl = "" %}
+{% for link in socialLinks %}
+  {% if not blueskyProfileUrl and (link.icon == "bluesky" or "bsky.app/profile/" in link.url) %}
+    {% set blueskyProfileUrl = link.url %}
+  {% endif %}
+  {% if not mastodonProfileUrl and (link.icon == "mastodon" or "@" in link.url) %}
+    {% set mastodonProfileUrl = link.url %}
+  {% endif %}
+{% endfor %}
+{% if not blueskyProfileUrl and site.feeds.bluesky %}
+  {% set blueskyProfileUrl = "https://bsky.app/profile/" + site.feeds.bluesky %}
+{% endif %}
+{% if not mastodonProfileUrl and site.feeds.mastodon.instance and site.feeds.mastodon.username %}
+  {% set mastodonProfileUrl = "https://" + site.feeds.mastodon.instance + "/@" + site.feeds.mastodon.username %}
+{% endif %}
+
 <is-land on:visible>
 {% set defaultSocialTab = "mastodon" if mastodonFeed and mastodonFeed.length else "bluesky" %}
 <div class="widget" x-data="{ activeTab: '{{ defaultSocialTab }}' }">
@@ -56,10 +76,12 @@
       </li>
       {% endfor %}
     </ul>
-    <a href="https://bsky.app/profile/{{ site.feeds.bluesky }}" target="_blank" rel="noopener" class="text-sm text-[#0085ff] hover:underline mt-3 inline-flex items-center gap-1">
+    {% if blueskyProfileUrl %}
+    <a href="{{ blueskyProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-[#0085ff] hover:underline mt-3 inline-flex items-center gap-1">
       View on Bluesky
       <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
     </a>
+    {% endif %}
   </div>
   {% endif %}
 
@@ -86,10 +108,12 @@
       </li>
       {% endfor %}
     </ul>
-    <a href="https://{{ site.feeds.mastodon.instance }}/@{{ site.feeds.mastodon.username }}" target="_blank" rel="noopener" class="text-sm text-[#a730b8] hover:underline mt-3 inline-flex items-center gap-1">
+    {% if mastodonProfileUrl %}
+    <a href="{{ mastodonProfileUrl }}" target="_blank" rel="noopener" class="text-sm text-[#a730b8] hover:underline mt-3 inline-flex items-center gap-1">
       View on Mastodon
       <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"/></svg>
     </a>
+    {% endif %}
   </div>
   {% endif %}
 </div>