Enhance projects

style.css

@@ -515,6 +515,8 @@ section.full-width {
 .tag-mauve  { background: rgba(203,166,247,0.12); color: var(--mauve); }
 .tag-yellow { background: rgba(249,226,175,0.12); color: var(--yellow); }
 .tag-sky    { background: rgba(137,220,235,0.12); color: var(--sky); }
+.tag-red    { background: rgba(243,139,168,0.12); color: var(--red); }
+.tag-pink   { background: rgba(245,194,231,0.12); color: var(--pink); }
 
 /* ─── Tutorials / Projects shared ─────────────────────── */
 .section-heading {
@@ -535,6 +537,71 @@ section.full-width {
   margin-bottom: 3rem;
 }
 
+.projects-subheading {
+  margin: 0 0 0.9rem;
+  font-size: 0.7rem;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+  color: var(--mauve);
+}
+
+.card-grid.card-grid--featured {
+  margin-bottom: 2rem;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+}
+
+#projects .section-intro {
+  margin-bottom: 1.8rem;
+  max-width: 640px;
+}
+
+#project-grid {
+  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
+}
+
+#project-grid .card {
+  padding: 1.2rem;
+}
+
+.project-filters {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+  border: none;
+  padding: 0;
+  min-width: 0;
+  margin-bottom: 1.25rem;
+}
+
+.filter-chip {
+  border: 1px solid var(--surface1);
+  background: var(--mantle);
+  color: var(--subtext0);
+  border-radius: 999px;
+  padding: 0.32rem 0.8rem;
+  font-size: 0.68rem;
+  letter-spacing: 0.04em;
+  text-transform: uppercase;
+  font-family: 'JetBrains Mono', monospace;
+  cursor: pointer;
+  transition: all 0.2s;
+}
+
+.filter-chip:hover {
+  border-color: var(--mauve);
+  color: var(--text);
+}
+
+.filter-chip.active {
+  background: rgba(203,166,247,0.18);
+  border-color: rgba(203,166,247,0.7);
+  color: var(--mauve);
+}
+
+.card.is-hidden {
+  display: none;
+}
+
 /* ─── Card grid ────────────────────────────────────────── */
 .card-grid {
   display: grid;
@@ -725,6 +792,7 @@ footer a:hover { color: var(--mauve); }
   nav { padding: 0 1.5rem; }
   .nav-links { gap: 1.2rem; }
   section { padding: 6rem 1.5rem 4rem; }
+  .card-grid.card-grid--featured { grid-template-columns: 1fr; }
   .about-columns { grid-template-columns: 1fr; }
   .about-block-tag { width: 4rem; }
   .skills-grid { grid-template-columns: 1fr; }