diff --git a/hugo.toml b/hugo.toml
index 56be6f4..5c03a0c 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -5,6 +5,9 @@ theme = "starless"
 enableRobotsTXT = true
 disableHugoGeneratorInject = true
 
+[outputs]
+home = ["HTML", "RSS", "JSON"]
+
 [params]
 description = "Starless is a small Hugo theme for dark, text first sites."
 sidebarFooter = "Built with Hugo."
diff --git a/themes/starless/layouts/_default/baseof.html b/themes/starless/layouts/_default/baseof.html
index 3743f4b..72ad318 100644
--- a/themes/starless/layouts/_default/baseof.html
+++ b/themes/starless/layouts/_default/baseof.html
@@ -91,6 +91,10 @@
         font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
       }
 
+      [hidden] {
+        display: none !important;
+      }
+
       .tree-item {
         position: relative;
       }
@@ -104,6 +108,20 @@
         width: 1px;
         background-color: rgba(234, 228, 226, 0.1);
       }
+
+      #search-dialog {
+        margin-top: 6rem;
+      }
+
+      #search-dialog::backdrop {
+        background: rgba(12, 11, 10, 0.86);
+      }
+
+      @media (max-width: 768px) {
+        #search-dialog {
+          margin-top: 1rem;
+        }
+      }
     </style>
   </head>
   <body class="bg-surface text-on-surface font-body-md min-h-screen flex antialiased">
@@ -113,5 +131,235 @@
         {{ block "main" . }}{{ end }}
       </main>
     </div>
+    <dialog id="search-dialog" class="w-[min(78rem,calc(100vw-2rem))] max-w-none bg-transparent p-0 text-on-surface backdrop:bg-surface/90">
+      <div class="flex flex-col gap-4">
+        <div class="relative">
+          <span class="material-symbols-outlined absolute left-3 top-2.5 text-on-surface-variant text-[20px]" aria-hidden="true">search</span>
+          <input id="search-input" class="w-full bg-surface-container-lowest/95 text-on-surface border border-outline/30 rounded py-2.5 pl-10 pr-12 focus:outline-none focus:border-primary focus:ring-1 focus:ring-primary transition-colors placeholder-on-surface-variant/60 text-body-md" type="text" placeholder="Search" autocomplete="off" spellcheck="false" aria-label="Search">
+          <button class="absolute right-2 top-2 inline-flex h-7 w-7 items-center justify-center rounded text-on-surface-variant hover:text-on-surface focus:outline-none focus:ring-1 focus:ring-primary" type="button" data-search-close aria-label="Close search">
+            <span class="material-symbols-outlined text-[18px]" aria-hidden="true">close</span>
+          </button>
+        </div>
+        <div class="grid min-h-[28rem] max-h-[70vh] overflow-hidden rounded border border-outline/30 bg-surface-container-lowest/95 md:grid-cols-[minmax(14rem,24rem)_1fr]" data-search-panel hidden>
+          <div class="overflow-y-auto border-b border-outline/30 md:border-b-0 md:border-r" data-search-results></div>
+          <article class="overflow-y-auto p-6 md:p-8" data-search-preview>
+            <p class="text-on-surface-variant">Search</p>
+          </article>
+          <div class="flex min-h-[28rem] items-center justify-center p-6 text-center text-on-surface-variant md:col-span-2" data-search-message hidden></div>
+        </div>
+      </div>
+    </dialog>
+    <script>
+      (() => {
+        const dialog = document.getElementById("search-dialog");
+        const input = document.getElementById("search-input");
+        const panelEl = dialog.querySelector("[data-search-panel]");
+        const resultsEl = dialog.querySelector("[data-search-results]");
+        const previewEl = dialog.querySelector("[data-search-preview]");
+        const messageEl = dialog.querySelector("[data-search-message]");
+        const openButtons = document.querySelectorAll("[data-search-open]");
+        const closeButton = dialog.querySelector("[data-search-close]");
+        const indexUrl = "{{ "index.json" | relURL }}";
+        const flexSearchUrl = "{{ "js/flexsearch.bundle.min.js" | relURL }}";
+        const resultLimit = 10;
+        let searchIndex;
+        let ready;
+        let timer;
+
+        const loadScript = (src) => new Promise((resolve, reject) => {
+          if (window.FlexSearch) {
+            resolve();
+            return;
+          }
+          const existing = document.querySelector(`script[src="${src}"]`);
+          if (existing) {
+            existing.addEventListener("load", resolve, { once: true });
+            existing.addEventListener("error", reject, { once: true });
+            return;
+          }
+          const script = document.createElement("script");
+          script.src = src;
+          script.async = true;
+          script.onload = resolve;
+          script.onerror = reject;
+          document.head.appendChild(script);
+        });
+
+        const setup = () => {
+          if (ready) return ready;
+          ready = Promise.all([
+            loadScript(flexSearchUrl),
+            fetch(indexUrl).then((response) => {
+              if (!response.ok) throw new Error("Search index failed to load");
+              return response.json();
+            })
+          ]).then(([, docs]) => {
+            searchIndex = new window.FlexSearch.Document({
+              tokenize: "forward",
+              document: {
+                id: "id",
+                index: ["title", "summary", "content"],
+                store: ["id", "title", "url", "summary", "content"]
+              }
+            });
+            docs.forEach((doc) => searchIndex.add(doc));
+          });
+          return ready;
+        };
+
+        const hidePanel = () => {
+          panelEl.hidden = true;
+          resultsEl.hidden = false;
+          previewEl.hidden = false;
+          messageEl.hidden = true;
+          resultsEl.replaceChildren();
+          previewEl.replaceChildren();
+          messageEl.textContent = "";
+        };
+
+        const showMessage = (message) => {
+          panelEl.hidden = false;
+          resultsEl.hidden = true;
+          previewEl.hidden = true;
+          messageEl.hidden = false;
+          messageEl.textContent = message;
+        };
+
+        const showResultsPanel = () => {
+          panelEl.hidden = false;
+          resultsEl.hidden = false;
+          previewEl.hidden = false;
+          messageEl.hidden = true;
+          messageEl.textContent = "";
+        };
+
+        const snippet = (text, query) => {
+          const clean = (text || "").replace(/\s+/g, " ").trim();
+          if (!clean) return "";
+          const lower = clean.toLowerCase();
+          const needle = query.toLowerCase().split(/\s+/).find(Boolean) || query.toLowerCase();
+          const hit = lower.indexOf(needle);
+          const start = Math.max(0, hit - 140);
+          const end = Math.min(clean.length, start + 720);
+          return `${start ? "... " : ""}${clean.slice(start, end)}${end < clean.length ? " ..." : ""}`;
+        };
+
+        const highlight = (node, text, query) => {
+          const terms = query
+            .trim()
+            .split(/\s+/)
+            .filter(Boolean)
+            .sort((a, b) => b.length - a.length)
+            .map((term) => term.replace(/[.*+?^${}()|[\]\\]/g, "\\$&"));
+          const pattern = terms.length && new RegExp(`(${terms.join("|")})`, "gi");
+
+          node.replaceChildren();
+          if (!pattern) {
+            node.textContent = text || "";
+            return;
+          }
+
+          String(text || "").split(pattern).forEach((part) => {
+            if (!part) return;
+            if (pattern.test(part)) {
+              const mark = document.createElement("mark");
+              mark.className = "rounded bg-primary-container px-0.5 text-on-primary-container";
+              mark.textContent = part;
+              node.appendChild(mark);
+            } else {
+              node.appendChild(document.createTextNode(part));
+            }
+            pattern.lastIndex = 0;
+          });
+        };
+
+        const showPreview = (doc, query) => {
+          previewEl.replaceChildren();
+          const title = document.createElement("a");
+          title.className = "block font-display-lg text-headline-md text-on-surface hover:text-primary transition-colors";
+          title.href = doc.url;
+          highlight(title, doc.title, query);
+
+          const summary = document.createElement("p");
+          summary.className = "mt-4 text-on-surface/90";
+          highlight(summary, doc.summary || "", query);
+
+          const body = document.createElement("p");
+          body.className = "mt-6 whitespace-pre-wrap text-on-surface-variant";
+          highlight(body, snippet(doc.content, query), query);
+
+          previewEl.append(title, summary, body);
+        };
+
+        const flattenResults = (groups) => {
+          const seen = new Map();
+          groups.forEach((group) => {
+            const weight = group.field === "title" ? 0 : group.field === "summary" ? 1 : 2;
+            group.result.forEach((item, offset) => {
+              const doc = item.doc;
+              const current = doc && seen.get(item.id);
+              if (!doc || (current && current.weight <= weight)) return;
+              seen.set(item.id, { doc, weight, offset });
+            });
+          });
+          return Array.from(seen.values())
+            .sort((a, b) => a.weight - b.weight || a.offset - b.offset)
+            .slice(0, resultLimit)
+            .map((item) => item.doc);
+        };
+
+        const runSearch = () => {
+          const query = input.value.trim();
+          if (!query) {
+            hidePanel();
+            return;
+          }
+          const matches = flattenResults(searchIndex.search(query, { enrich: true, limit: resultLimit }));
+          resultsEl.replaceChildren();
+          if (!matches.length) {
+            showMessage("No results");
+            return;
+          }
+          showResultsPanel();
+          matches.forEach((doc, index) => {
+            const link = document.createElement("a");
+            link.className = "block border-b border-outline/30 px-4 py-3 text-on-surface hover:bg-surface-container-low focus:bg-surface-container-low focus:outline-none";
+            link.href = doc.url;
+            link.textContent = doc.title;
+            link.addEventListener("mouseenter", () => showPreview(doc, query));
+            link.addEventListener("focus", () => showPreview(doc, query));
+            resultsEl.appendChild(link);
+            if (index === 0) showPreview(doc, query);
+          });
+        };
+
+        const queueSearch = () => {
+          clearTimeout(timer);
+          timer = setTimeout(() => {
+            setup().then(runSearch).catch(() => showMessage("Search unavailable"));
+          }, 120);
+        };
+
+        openButtons.forEach((button) => {
+          button.addEventListener("click", () => {
+            if (!dialog.open) dialog.showModal();
+            requestAnimationFrame(() => input.focus());
+            setup().then(runSearch).catch(() => showMessage("Search unavailable"));
+          });
+        });
+
+        const resetSearch = () => {
+          input.value = "";
+          hidePanel();
+        };
+
+        closeButton.addEventListener("click", () => dialog.close());
+        dialog.addEventListener("close", resetSearch);
+        dialog.addEventListener("click", (event) => {
+          if (event.target === dialog) dialog.close();
+        });
+        input.addEventListener("input", queueSearch);
+      })();
+    </script>
   </body>
 </html>
diff --git a/themes/starless/layouts/index.json b/themes/starless/layouts/index.json
new file mode 100644
index 0000000..a24d46c
--- /dev/null
+++ b/themes/starless/layouts/index.json
@@ -0,0 +1,8 @@
+{{- $pages := where site.Pages "Kind" "in" (slice "home" "section" "page") -}}
+{{- $items := slice -}}
+{{- range $pages -}}
+  {{- $summary := .Params.summary | default .Summary | plainify | htmlUnescape -}}
+  {{- $content := .Plain | htmlUnescape -}}
+  {{- $items = $items | append (dict "id" .RelPermalink "title" .Title "url" .RelPermalink "summary" $summary "content" $content) -}}
+{{- end -}}
+{{- $items | jsonify -}}
diff --git a/themes/starless/layouts/partials/sidebar.html b/themes/starless/layouts/partials/sidebar.html
index 342bdbb..11647c5 100644
--- a/themes/starless/layouts/partials/sidebar.html
+++ b/themes/starless/layouts/partials/sidebar.html
@@ -3,10 +3,10 @@
     <a class="font-display-lg text-display-lg text-on-surface" href="{{ `/` | relLangURL }}">{{ site.Title }}</a>
   </header>
 
-  <div class="relative">
-    <span class="material-symbols-outlined absolute left-2 top-1.5 text-on-surface-variant text-[18px]">search</span>
-    <input class="w-full bg-transparent text-on-surface border border-outline/30 rounded py-1.5 pl-8 pr-3 focus:outline-none focus:border-primary focus:ring-1 focus:ring-primary transition-colors placeholder-on-surface-variant/50 text-label-sm" placeholder="Search" type="text" aria-label="Search">
-  </div>
+  <button class="relative w-full bg-transparent text-on-surface border border-outline/30 rounded py-1.5 pl-8 pr-3 text-left focus:outline-none focus:border-primary focus:ring-1 focus:ring-primary transition-colors text-label-sm" type="button" data-search-open aria-haspopup="dialog">
+    <span class="material-symbols-outlined absolute left-2 top-1.5 text-on-surface-variant text-[18px]" aria-hidden="true">search</span>
+    <span class="text-on-surface-variant/70">Search</span>
+  </button>
 
   <nav class="flex flex-col gap-1 text-sm" aria-label="Primary">
     {{ with site.Menus.main }}
@@ -19,6 +19,4 @@
       {{ . }}
     </div>
   {{ end }}
-
-  {{/* ponytail: search stays visual-only until a real index is worth the runtime and markup */}}
 </aside>
diff --git a/themes/starless/static/js/flexsearch.bundle.min.js b/themes/starless/static/js/flexsearch.bundle.min.js
new file mode 100644
index 0000000..a75e88d
--- /dev/null
+++ b/themes/starless/static/js/flexsearch.bundle.min.js
@@ -0,0 +1,107 @@
+/**!
+ * FlexSearch.js v0.8.205 (Bundle)
+ * Author and Copyright: Thomas Wilkerling
+ * Licence: Apache-2.0
+ * Hosted by Nextapps GmbH
+ * https://github.com/nextapps-de/flexsearch
+ */
+(function _f(self){'use strict';if(typeof module!=='undefined')self=module;else if(typeof process !== 'undefined')self=process;self._factory=_f;var w;function H(a,c,b){const e=typeof b,d=typeof a;if(e!=="undefined"){if(d!=="undefined"){if(b){if(d==="function"&&e===d)return function(h){return a(b(h))};c=a.constructor;if(c===b.constructor){if(c===Array)return b.concat(a);if(c===Map){var f=new Map(b);for(var g of a)f.set(g[0],g[1]);return f}if(c===Set){g=new Set(b);for(f of a.values())g.add(f);return g}}}return a}return b}return d==="undefined"?c:a}function aa(a,c){return typeof a==="undefined"?c:a}function I(){return Object.create(null)}
+function M(a){return typeof a==="string"}function ba(a){return typeof a==="object"}function ca(a,c){if(M(c))a=a[c];else for(let b=0;a&&b<c.length;b++)a=a[c[b]];return a};const ea=/[^\p{L}\p{N}]+/u,fa=/(\d{3})/g,ha=/(\D)(\d{3})/g,ia=/(\d{3})(\D)/g,ja=/[\u0300-\u036f]/g;function ka(a={}){if(!this||this.constructor!==ka)return new ka(...arguments);if(arguments.length)for(a=0;a<arguments.length;a++)this.assign(arguments[a]);else this.assign(a)}w=ka.prototype;
+w.assign=function(a){this.normalize=H(a.normalize,!0,this.normalize);let c=a.include,b=c||a.exclude||a.split,e;if(b||b===""){if(typeof b==="object"&&b.constructor!==RegExp){let d="";e=!c;c||(d+="\\p{Z}");b.letter&&(d+="\\p{L}");b.number&&(d+="\\p{N}",e=!!c);b.symbol&&(d+="\\p{S}");b.punctuation&&(d+="\\p{P}");b.control&&(d+="\\p{C}");if(b=b.char)d+=typeof b==="object"?b.join(""):b;try{this.split=new RegExp("["+(c?"^":"")+d+"]+","u")}catch(f){this.split=/\s+/}}else this.split=b,e=b===!1||"a1a".split(b).length<
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+null,this.stemmer);this.replacer=H(a.replacer,null,this.replacer);this.minlength=H(a.minlength,1,this.minlength);this.maxlength=H(a.maxlength,1024,this.maxlength);this.rtl=H(a.rtl,!1,this.rtl);if(this.cache=b=H(a.cache,!0,this.cache))this.F=null,this.L=typeof b==="number"?b:2E5,this.B=new Map,this.D=new Map,this.I=this.H=128;this.h="";this.J=null;this.A="";this.K=null;if(this.matcher)for(const d of this.matcher.keys())this.h+=(this.h?"|":"")+d;if(this.stemmer)for(const d of this.stemmer.keys())this.A+=
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+w.addMapper=function(a,c){if(typeof a==="object")return this.addReplacer(a,c);if(a.length>1)return this.addMatcher(a,c);this.mapper||(this.mapper=new Map);this.mapper.set(a,c);this.cache&&Q(this);return this};w.addMatcher=function(a,c){if(typeof a==="object")return this.addReplacer(a,c);if(a.length<2&&(this.dedupe||this.mapper))return this.addMapper(a,c);this.matcher||(this.matcher=new Map);this.matcher.set(a,c);this.h+=(this.h?"|":"")+a;this.J=null;this.cache&&Q(this);return this};
+w.addReplacer=function(a,c){if(typeof a==="string")return this.addMatcher(a,c);this.replacer||(this.replacer=[]);this.replacer.push(a,c);this.cache&&Q(this);return this};
+w.encode=function(a,c){if(this.cache&&a.length<=this.H)if(this.F){if(this.B.has(a))return this.B.get(a)}else this.F=setTimeout(Q,50,this);this.normalize&&(typeof this.normalize==="function"?a=this.normalize(a):a=ja?a.normalize("NFKD").replace(ja,"").toLowerCase():a.toLowerCase());this.prepare&&(a=this.prepare(a));this.numeric&&a.length>3&&(a=a.replace(ha,"$1 $2").replace(ia,"$1 $2").replace(fa,"$1 "));const b=!(this.dedupe||this.mapper||this.filter||this.matcher||this.stemmer||this.replacer);let e=
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+a.reg.clear())};function Fb(a,c,b){const e=a.value;let d,f=0;for(let g=0,h;g<e.length;g++){if(h=b?e:e[g]){for(let k=0,l,m;k<c.length;k++)if(m=c[k],l=h.indexOf(m),l>=0)if(d=1,h.length>1)h.splice(l,1);else{e[g]=[];break}f+=h.length}if(b)break}f?d&&a.update(e):a.delete();a.continue()}
+w.remove=function(a){typeof a!=="object"&&(a=[a]);return Promise.all([this.transaction("map","readwrite",function(c){c.openCursor().onsuccess=function(){const b=this.result;b&&Fb(b,a)}}),this.transaction("ctx","readwrite",function(c){c.openCursor().onsuccess=function(){const b=this.result;b&&Fb(b,a)}}),this.transaction("tag","readwrite",function(c){c.openCursor().onsuccess=function(){const b=this.result;b&&Fb(b,a,!0)}}),this.transaction("reg","readwrite",function(c){for(let b=0;b<a.length;b++)c.delete(a[b])})])};
+function Z(a,c){return new Promise((b,e)=>{a.onsuccess=a.oncomplete=function(){c&&c(this.result);c=null;b(this.result)};a.onerror=a.onblocked=e;a=null})};const Gb={Index:T,Charset:va,Encoder:ka,Document:Na,Worker:La,Resolver:X,IndexedDB:Eb,Language:{}},Hb=typeof self!=="undefined"?self:typeof global!=="undefined"?global:self;let Ib;(Ib=Hb.define)&&Ib.amd?Ib([],function(){return Gb}):typeof Hb.exports==="object"?Hb.exports=Gb:Hb.FlexSearch=Gb;}(this||self));
diff --git a/themes/starless/theme.toml b/themes/starless/theme.toml
index f7416da..5f21a71 100644
--- a/themes/starless/theme.toml
+++ b/themes/starless/theme.toml
@@ -5,7 +5,7 @@ description = "A minimal dark editorial Hugo theme."
 homepage = "https://example.org/"
 demosite = "https://example.org/"
 tags = ["blog", "minimal", "dark", "editorial"]
-features = ["blog", "docs", "responsive", "no-javascript"]
+features = ["blog", "docs", "responsive", "search"]
 min_version = "0.161.0"
 
 [author]
