diff --git a/internal/web/static/app.css b/internal/web/static/app.css
index 389c78f..a18cc9e 100644
--- a/internal/web/static/app.css
+++ b/internal/web/static/app.css
@@ -299,8 +299,14 @@ html[data-wrap] .float { overflow-x: hidden; }
 .code-head .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
 .code {
   font-family: var(--font-mono); font-size: var(--code-fs); line-height: var(--code-lh);
-  padding: 14px 0; display: flex; overflow-x: auto;
+  padding: 14px 0; display: flex; overflow-x: hidden;
 }
+/* #261: horizontal scroll must live on the codebody, not the .code flex
+   container — a container-level scroll takes the gutter with it when the
+   user scrolls long lines. The gutter sits OUTSIDE the scroll container and
+   stays visible; the codebody shrinks to the remaining space and scrolls
+   (min-width: 0 lets it shrink below its content width inside the flex row). */
+.code .codebody { flex: 1 1 auto; min-width: 0; overflow-x: auto; }
 /* #167: the gutter must not drive the flex layout — its content width
    (row count × number width) shrinks the code column, which re-wraps lines,
    which grows the gutter: a feedback loop. Pin the gutter with a fixed
@@ -310,7 +316,7 @@ html[data-wrap] .float { overflow-x: hidden; }
 .code .gutter { flex-shrink: 0; }
 /* gutter/code share line metrics; the editor gutter keeps its own padding (#50) */
 .code .gutter { padding-top: 0; padding-bottom: 0; }
-.codebody { padding: 0 18px; white-space: pre; }
+.codebody { padding: 0 18px; white-space: pre; overflow-x: auto; }
 /* #167: each logical line is its own block so offsetTop identifies its first visual row */
 .codeline { display: block; }
 /* #167 rev: gutter number spans must stack one per visual row (wrap on) */
@@ -869,6 +875,9 @@ button[type="submit"]:focus-visible,
 .col-a { width: 260px; } .col-b { width: 140px; } .col-c { width: 120px; }
 .col-d { width: 96px; } .col-d2 { width: 150px; } .col-e { width: 190px; }
 .col-f { width: 100px; } .col-g { width: 190px; }
+/* #255: history's URL column had its own narrow width (col-f doubles as
+   /mine's ID column); give it a dedicated class. */
+.col-url { width: 150px; }
 /* #210: /mine rows render a delete button cell that had no declared column,
    so under table-layout:fixed it overlapped the ID column. */
 .col-del { width: 64px; }
@@ -884,3 +893,17 @@ button[type="submit"]:focus-visible,
 .created-banner { display: block; }
 /* #167: gutter rows for wrapped paste view — one row per visual code line */
 .gutline { display: block; }
+
+/* #267: jump to top/bottom pills for long pastes and the editor.
+   Hidden unless JS (jump.js) detects content more than 2x the viewport. */
+.jumpnav {
+  position: fixed;
+  right: 18px;
+  bottom: 18px;
+  z-index: 50;
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+.jumpnav.hidden { display: none; }
+.jump-btn { box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25); }
diff --git a/internal/web/static/jump.js b/internal/web/static/jump.js
new file mode 100644
index 0000000..03fb611
--- /dev/null
+++ b/internal/web/static/jump.js
@@ -0,0 +1,41 @@
+/* #267: jump to top / bottom controls for long content.
+   Paste view scrolls the window; the /new editor scrolls its textarea.
+   The active scroller is chosen via data-jump-scroll on the script tag. */
+(function () {
+  var nav = document.getElementById('jumpnav');
+  if (!nav) return;
+  var scroller = window;
+  var sel = nav.dataset.jumpScroll;
+  if (sel) scroller = document.querySelector(sel);
+
+  function el() {
+    return scroller === window ? document.scrollingElement : scroller;
+  }
+  function isLarge() {
+    var e = el();
+    if (!e) return false;
+    var visible = scroller === window ? window.innerHeight : e.clientHeight;
+    return e.scrollHeight > visible * 2;
+  }
+  function refresh() {
+    nav.classList.toggle('hidden', !isLarge());
+  }
+  function jump(toTop) {
+    var e = el();
+    if (!e) return;
+    if (scroller === window) {
+      window.scrollTo({ top: toTop ? 0 : e.scrollHeight });
+    } else {
+      e.scrollTop = toTop ? 0 : e.scrollHeight;
+    }
+  }
+  nav.addEventListener('click', function (ev) {
+    var b = ev.target.closest('[data-jump]');
+    if (!b) return;
+    ev.preventDefault();
+    jump(b.dataset.jump === 'top');
+  });
+  window.addEventListener('resize', refresh);
+  if (scroller !== window && scroller) scroller.addEventListener('input', refresh);
+  refresh();
+})();
diff --git a/internal/web/templates/history.html b/internal/web/templates/history.html
index 88359c7..2896a62 100644
--- a/internal/web/templates/history.html
+++ b/internal/web/templates/history.html
@@ -8,7 +8,7 @@
   <div class="search"><input id="filter" placeholder="Search…"><span class="search-spinner" id="search-spinner"></span></div>
   <div class="float">
     <table>
-      <colgroup><col class="col-a"><col class="col-b"><col class="col-c"><col class="col-d"><col class="col-e"><col class="col-f"><col class="col-g"></colgroup>
+      <colgroup><col class="col-a"><col class="col-b"><col class="col-c"><col class="col-d"><col class="col-e"><col class="col-url"><col class="col-g"></colgroup>
       <thead><tr>
         <th data-sort="title" class="sortable">Paste<span class="sort-ind"></span></th>
         <th data-sort="type" class="sortable">Type<span class="sort-ind"></span></th>
diff --git a/internal/web/templates/new.html b/internal/web/templates/new.html
index ef90b5f..e21941f 100644
--- a/internal/web/templates/new.html
+++ b/internal/web/templates/new.html
@@ -33,6 +33,10 @@
       <div class="spacer spacer-flex"></div>
       <button class="btn" id="create">Create</button>
     </div>
+    <div class="jumpnav hidden" id="jumpnav" data-jump-scroll="#content">
+      <button type="button" class="btn jump-btn" data-jump="top">Top</button>
+      <button type="button" class="btn jump-btn" data-jump="bottom">Bottom</button>
+    </div>
   </div>
 
   <div class="pane-r">
@@ -90,4 +94,5 @@
   </div>
 </div>
 <script src="/static/new.js" defer></script>
+<script src="/static/jump.js" defer></script>
 {{template "foot" .}}
diff --git a/internal/web/templates/paste.html b/internal/web/templates/paste.html
index 4465632..f035074 100644
--- a/internal/web/templates/paste.html
+++ b/internal/web/templates/paste.html
@@ -55,8 +55,13 @@
     <div class="code" id="code"><div class="gutter" id="gutter">{{.Gutter}}</div><div class="codebody" id="codebody">{{.ContentHTML}}</div></div>
   </div>
   {{end}}
+  <div class="jumpnav hidden" id="jumpnav">
+    <button type="button" class="btn jump-btn" data-jump="top">Top</button>
+    <button type="button" class="btn jump-btn" data-jump="bottom">Bottom</button>
+  </div>
 </div>
 <input type="hidden" id="raw-content" value="{{.ContentAttr}}">
 <script src="/static/paste.js" defer data-paste-id="{{.ID}}"></script>
 <script src="/static/paste-lines.js" defer></script>
+<script src="/static/jump.js" defer></script>
 {{template "foot" .}}