Update platform.css

Signed-off-by: Lissan  <150966211+DataForSolution@users.noreply.github.com>

Author: DataForSolution

assets/css/platform.css

@@ -979,3 +979,129 @@
     width: 100%;
   }
 }
+/* =======================================
+   DISCOVER PAGE
+======================================= */
+
+.discover-hero{
+    text-align:center;
+    padding:70px 20px;
+}
+
+.discover-hero h1{
+    font-size:3rem;
+    margin-bottom:15px;
+}
+
+.discover-hero p{
+    max-width:700px;
+    margin:auto;
+    color:#666;
+    font-size:1.1rem;
+}
+
+.discover-search{
+    margin-top:35px;
+}
+
+#knowledge-search{
+
+    width:min(700px,90%);
+    padding:16px 22px;
+
+    font-size:1.05rem;
+
+    border-radius:12px;
+
+    border:1px solid #ddd;
+
+    outline:none;
+
+}
+
+#knowledge-search:focus{
+
+    border-color:#0d6efd;
+
+    box-shadow:0 0 0 4px rgba(13,110,253,.15);
+
+}
+
+#knowledge-search-btn{
+
+    margin-left:12px;
+
+    padding:16px 26px;
+
+    border:none;
+
+    border-radius:12px;
+
+    background:#0d6efd;
+
+    color:white;
+
+    cursor:pointer;
+
+}
+
+#discover-results{
+
+    max-width:1100px;
+
+    margin:60px auto;
+
+    padding:0 20px;
+
+}
+
+#knowledge-results{
+
+    display:grid;
+
+    grid-template-columns:
+    repeat(auto-fit,minmax(300px,1fr));
+
+    gap:24px;
+
+}
+
+.discover-card{
+
+    background:white;
+
+    border-radius:18px;
+
+    padding:28px;
+
+    border:1px solid #ececec;
+
+    transition:.25s;
+
+    box-shadow:0 4px 18px rgba(0,0,0,.05);
+
+}
+
+.discover-card:hover{
+
+    transform:translateY(-6px);
+
+    box-shadow:0 15px 35px rgba(0,0,0,.12);
+
+}
+
+.discover-card h3{
+
+    margin-top:0;
+
+}
+
+.discover-card a{
+
+    display:inline-block;
+
+    margin-top:18px;
+
+    font-weight:600;
+
+}