Fix sidebar promo in dark mode

resources/views/partials/sidebar-promo.antlers.html

@@ -20,9 +20,9 @@
 <a class="mt-16 block group" href="https://radicaldesigncourse.com/?ref=statamic.dev">
     <img width="160" src="https://radicaldesigncourse.com/assets/ads/radical-design-statamic-docs.jpg" alt="Radical Design Course by Jack McDade" class="rounded shadow-soft relative -rotate-3 group-hover:scale-[1.05] block ml-4">
     <div class="mt-8">
-        <p class="font-mono-alt uppercase text-[11px] text-gray-darker tracking-widest">From the creator of Statamic</p>
-        <p class="font-bold text-base leading-tight mt-2 font-display ">Learn how to make your websites standout and be remembered.</p>
-        <blockquote class="border-l border-gray-dark/50 text-sm text-[#475569] pl-3 mt-2">
+        <p class="font-mono-alt uppercase text-[11px] text-gray-darker dark:text-gray tracking-widest">From the creator of Statamic</p>
+        <p class="font-bold text-base leading-tight mt-2 font-display dark:text-white">Learn how to make your websites standout and be remembered.</p>
+        <blockquote class="border-l border-gray-dark/50 text-sm text-[#475569] dark:text-gray pl-3 mt-2">
             {{ view:quotes | random }}
                 <p>{{ text }}</p>
                 <cite class="mt-3 block not-italic text-[12px]">— {{ cite }}</cite>