Added chapter guess challenge

src/lib/components/SearchInput.svelte

@@ -16,16 +16,55 @@
   }
 </script>
 
-<div>
-  <input
-    bind:value={searchQuery}
-    placeholder="Type to guess a book (e.g. 'Genesis', 'John')..."
-    class="w-full p-4 sm:p-6 border-2 border-gray-200 rounded-2xl text-base sm:text-lg md:text-xl focus:outline-none focus:border-blue-500 focus:ring-4 focus:ring-blue-100 transition-all shadow-lg"
-    onkeydown={handleKeydown}
-  />
+<div class="relative">
+  <div class="relative">
+    <svg
+      class="absolute left-4 sm:left-6 top-1/2 transform -translate-y-1/2 w-5 h-5 sm:w-6 sm:h-6 text-gray-400"
+      fill="none"
+      stroke="currentColor"
+      viewBox="0 0 24 24"
+      xmlns="http://www.w3.org/2000/svg"
+    >
+      <path
+        stroke-linecap="round"
+        stroke-linejoin="round"
+        stroke-width="2"
+        d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"
+      />
+    </svg>
+    <input
+      bind:value={searchQuery}
+      placeholder="Type to guess a book (e.g. 'Genesis', 'John')..."
+      class="w-full pl-12 sm:pl-16 p-4 sm:p-6 border-2 border-gray-500 rounded-2xl text-base sm:text-lg md:text-xl focus:outline-none focus:border-blue-600 focus:ring-4 focus:ring-blue-200 transition-all bg-white"
+      onkeydown={handleKeydown}
+      autocomplete="off"
+    />
+    {#if searchQuery}
+      <button
+        class="absolute right-4 sm:right-6 top-1/2 transform -translate-y-1/2 text-gray-400 hover:text-gray-600 transition-colors"
+        onclick={() => (searchQuery = "")}
+        aria-label="Clear search"
+      >
+        <svg
+          class="w-5 h-5 sm:w-6 sm:h-6"
+          fill="none"
+          stroke="currentColor"
+          viewBox="0 0 24 24"
+          xmlns="http://www.w3.org/2000/svg"
+        >
+          <path
+            stroke-linecap="round"
+            stroke-linejoin="round"
+            stroke-width="2"
+            d="M6 18L18 6M6 6l12 12"
+          />
+        </svg>
+      </button>
+    {/if}
+  </div>
   {#if searchQuery && filteredBooks.length > 0}
     <ul
-      class="mt-4 max-h-60 sm:max-h-80 overflow-y-auto bg-white border border-gray-200 rounded-2xl shadow-lg"
+      class="mt-4 max-h-60 sm:max-h-80 overflow-y-auto bg-white border border-gray-300 rounded-2xl shadow-xl"
     >
       {#each filteredBooks as book (book.id)}
         <li>