refactor: remove unused imports and standardize color prop values

- Removed unused Container, SectionHeader, Small, CT, and CP imports from component files
- Changed color prop from "darkSecondary" to "secondary" for consistency with design system

src/pages/compute/ComputeFeatures.tsx

@@ -1,6 +1,5 @@
 
-import { Container } from '@/components/Container'
-import { Eyebrow, SectionHeader, H3, P, Small, CT, CP } from '@/components/Texts'
+import { Eyebrow, H3, P } from '@/components/Texts'
 import {
   ArrowTrendingUpIcon,
   ChatBubbleLeftRightIcon,

src/pages/compute/ComputeOverview.tsx

@@ -50,14 +50,14 @@ export function ComputeOverview() {
             Deterministic compute fabric for autonomous workloads.
           </SectionHeader>
 
-          <P color="darkSecondary" className="mt-6 text-gray-600">
+          <P color="secondary" className="mt-6 text-gray-600">
             Mycelium Compute delivers predictable, sovereign performance—free
             from lock-in and drift. Deploy any workload with cryptographic
             precision, knowing the platform verifies, scales, and heals itself
             on your behalf.
           </P>
 
-          <P color="darkSecondary" className="mt-4 text-gray-600">
+          <P color="secondary" className="mt-4 text-gray-600">
             Deterministic. Self-managing. Stateless by design.
           </P>
         </div>

src/pages/compute/ComputeUseCases.tsx

@@ -2,7 +2,7 @@
 
 import { useState } from "react";
 import { ComputeCodeTabs } from "./ComputeCodeTabs"; // ✅ Make sure path is correct
-import { Eyebrow, SectionHeader, H3, P } from "@/components/Texts";
+import { Eyebrow, H3, P } from "@/components/Texts";
 
 const tabs = [
   {