Add Credly certification badges

css/styles.css

@@ -323,6 +323,53 @@ section { padding: 64px 0; }
 }
 .skill-card li { padding: 2px 0; }
 
+/* ---------- Certifications & Credentials ---------- */
+.credentials-grid {
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 24px;
+}
+
+.credential-card {
+  background: var(--panel);
+  border: 1px solid var(--rule);
+  border-top: 3px solid var(--steel);
+  border-radius: 4px;
+  padding: 24px;
+  box-shadow: 0 1px 2px rgba(16, 38, 61, 0.04);
+  display: grid;
+  grid-template-columns: 170px 1fr;
+  gap: 24px;
+  align-items: center;
+}
+
+.credly-embed {
+  min-height: 270px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.credential-copy h3 {
+  font-size: 18px;
+  margin-bottom: 6px;
+}
+
+.credential-copy p {
+  margin: 0 0 16px;
+  color: var(--muted);
+  font-size: 14px;
+}
+
+.credential-copy .view-link {
+  font-size: 13.5px;
+  font-weight: 600;
+}
+
+.credential-copy .view-link::after {
+  content: " \203A";
+}
+
 /* ---------- Troubleshooting ---------- */
 .notes-list {
   background: var(--panel);
@@ -498,6 +545,7 @@ section { padding: 64px 0; }
   .hero-grid { grid-template-columns: 1fr; padding: 32px; }
   .projects-grid { grid-template-columns: repeat(2, 1fr); }
   .skills-grid { grid-template-columns: repeat(2, 1fr); }
+  .credentials-grid { grid-template-columns: 1fr; }
   .about-grid { grid-template-columns: 1fr; }
   .two-col { grid-template-columns: 1fr; }
   .contact-cta { flex-direction: column; align-items: flex-start; }
@@ -512,6 +560,9 @@ section { padding: 64px 0; }
   .section-head h2 { font-size: 22px; }
   .projects-grid { grid-template-columns: 1fr; }
   .skills-grid { grid-template-columns: 1fr; }
+  .credential-card { grid-template-columns: 1fr; text-align: center; }
+  .credly-embed { min-height: 270px; }
+  .credential-copy .view-link { display: inline-block; }
   .note-item { grid-template-columns: 36px 1fr; padding: 16px; }
   .note-item .chevron { display: none; }