style(credentials): refine education and certificate cards

src/components/EducationSection.module.css

@@ -7,24 +7,25 @@
 
 .card {
   width: 100%;
-  background-color: transparent;
+  background-color: var(--bg-raised);
   border: 1px solid var(--border-default);
   border-radius: var(--radius-lg);
-  padding: 1.5rem 2rem;
+  padding: 2rem 2.5rem;
   display: flex;
-  align-items: center;
+  align-items: flex-start;
   gap: 2.25rem;
   transition:
     border-color var(--motion-duration-fast) ease,
     transform var(--motion-duration-default) var(--motion-ease-out);
+  box-shadow: 0 0.75rem 2.5rem var(--shadow-color);
 }
 
 .crestCol {
   width: 16.5rem;
   flex-shrink: 0;
   display: flex;
-  align-items: center;
-  justify-content: center;
+  align-items: flex-start;
+  justify-content: flex-start;
 }
 
 .crestContainer {
@@ -38,6 +39,7 @@
 
 .crestImage {
   object-fit: contain;
+  object-position: left top;
   width: 100%;
   height: 100%;
 }
@@ -77,13 +79,14 @@
 }
 
 .description {
+  max-width: 72ch;
   font-size: var(--font-size-body-default);
   line-height: var(--line-height-body-default);
   color: var(--text-secondary);
 }
 
 [data-theme="dark"] .card {
-  background-color: var(--bg-surface);
+  background-color: var(--bg-raised);
 }
 
 @media (max-width: 760px) {

src/components/EducationSection.tsx

@@ -1,5 +1,3 @@
-'use client';
-
 import React from 'react';
 import Image from 'next/image';
 import { education } from '@/data/education';
@@ -9,9 +7,7 @@ export const EducationSection: React.FC = () => {
   return (
     <section id="education" className={styles.educationSection}>
       <div className="content-container">
-        {/* Section Header */}
         <div className="section-header">
-          <span className="section-eyebrow">EDUCATION</span>
           <div className="section-title-wrap">
             <h2 className="section-title">Where I Built the Foundation</h2>
             <div className="section-underline" />

src/components/MilestonesSection.module.css

@@ -13,7 +13,7 @@
 
 .certCard {
   width: 100%;
-  background-color: transparent;
+  background-color: var(--bg-raised);
   border: 1px solid var(--border-default);
   border-radius: var(--radius-lg);
   padding: 1.5rem 2rem;
@@ -102,10 +102,11 @@
   font-weight: 600;
   color: var(--action-link);
   transition: gap 0.2s ease;
+  min-height: 2.75rem;
 }
 
 [data-theme="dark"] .certCard {
-  background-color: var(--bg-surface);
+  background-color: var(--bg-raised);
 }
 
 @media (max-width: 760px) {

src/components/MilestonesSection.tsx

@@ -50,13 +50,14 @@ export const MilestonesSection: React.FC = () => {
                 {/* View Certificate Link */}
                 <div className={styles.actionRow}>
                   <a
-                    href={item.link || '#'}
+                    href={item.link && item.link !== '#' ? item.link : item.image}
                     className={styles.viewCertLink}
                     target="_blank"
                     rel="noopener noreferrer"
+                    aria-label={`View ${item.title} certificate`}
                   >
                     <span>View certificate</span>
-                    <ExternalLink size={20} strokeWidth={2.25} />
+                    <ExternalLink size={20} strokeWidth={2.25} aria-hidden="true" />
                   </a>
                 </div>
               </div>