feat(marketing): bento grid 6 features (style FlexiHub)

templates/macros/bento.html

@@ -0,0 +1,12 @@
+{# Reusable bento card macro. FlexiHub style: dark navy2 surface, decorative watermark number, gradient icon corner. #}
+{% macro bento_card(number, title, description, icon='✦', span='1') %}
+<div class="relative bg-brand-navy2 p-6 rounded-[18px] overflow-hidden col-span-{{ span }}"
+     style="border: 1px solid rgba(255,255,255,0.045)">
+  <div class="absolute top-2 right-4 text-[80px] font-black text-white/[0.04]" aria-hidden="true">{{ number }}</div>
+  <div class="relative">
+    <div class="w-10 h-10 grad-bg rounded-[0.5rem] mb-4 flex items-center justify-center text-lg">{{ icon }}</div>
+    <h3 class="text-lg font-bold mb-2 text-white">{{ title }}</h3>
+    <p class="text-sm text-white/70">{{ description }}</p>
+  </div>
+</div>
+{% endmacro %}