diff --git a/PlotLine/Views/Timeline/Index.cshtml b/PlotLine/Views/Timeline/Index.cshtml
index 783f640..188d583 100644
--- a/PlotLine/Views/Timeline/Index.cshtml
+++ b/PlotLine/Views/Timeline/Index.cshtml
@@ -345,7 +345,7 @@
                 <option value="@locationScene.SceneID">Location: @locationScene.PrimaryLocationName</option>
             }
         </select>
-        <span class="timeline-shortcut-hint">Shortcuts: arrows scroll, +/- zoom, Esc clears focus</span>
+        <span class="timeline-shortcut-hint">Shortcuts: Shift + scroll moves sideways, arrows scroll, +/- zoom, Esc clears focus</span>
         </div>
     </details>
 
@@ -421,11 +421,6 @@
     </section>
 }
 
-<section class="timeline-scroll-hint" data-timeline-scroll-hint hidden>
-    <span>Tip: Hold Shift while scrolling to move left and right through the timeline.</span>
-    <button type="button" class="btn btn-outline-secondary btn-sm" data-timeline-scroll-hint-dismiss>Dismiss</button>
-</section>
-
 <details class="timeline-drag-palette" data-drag-palette>
     <summary>Drag Sources</summary>
     <div class="drag-chip-group">
@@ -602,6 +597,19 @@ else
 {
     <div class="workspace-layout timeline-filtered-root @(hasSelectedScene ? "inspector-drawer-open" : "inspector-drawer-closed")" data-timeline-root>
         <main class="timeline-workspace">
+            <section class="timeline-navigation-card" data-timeline-navigation-card hidden>
+                <div class="timeline-navigation-card-icon" aria-hidden="true">&harr;</div>
+                <div class="timeline-navigation-card-copy">
+                    <h2>Your timeline continues off-screen</h2>
+                    <p>Use Jump to move straight to another chapter.</p>
+                    <p>To browse nearby scenes sideways, hold Shift while using your mouse wheel.</p>
+                    <p>On a trackpad, hold Shift and use a two-finger scroll gesture.</p>
+                </div>
+                <div class="timeline-navigation-card-actions">
+                    <button type="button" class="btn btn-primary btn-sm" data-timeline-navigation-demo aria-label="Show timeline horizontal scrolling demonstration">Show Me</button>
+                    <button type="button" class="btn btn-outline-secondary btn-sm" data-timeline-navigation-dismiss aria-label="Got it, do not show timeline navigation guidance again">Got It</button>
+                </div>
+            </section>
             <section class="timeline-shell workspace-timeline" data-timeline-section="scene-cards" style="--scene-count:@timelineColumns.Count">
                 @if (Model.Settings.ShowSceneCards)
                 {
diff --git a/PlotLine/wwwroot/css/site.css b/PlotLine/wwwroot/css/site.css
index 467a8f3..24bb95f 100644
--- a/PlotLine/wwwroot/css/site.css
+++ b/PlotLine/wwwroot/css/site.css
@@ -2437,22 +2437,98 @@ body.timeline-inspector-resizing {
   background: rgba(47, 111, 99, 0.08);
 }
 
-.timeline-scroll-hint {
-  display: flex;
+.timeline-navigation-card {
+  display: grid;
+  grid-template-columns: auto minmax(0, 1fr) auto;
+  gap: 14px;
   align-items: center;
-  justify-content: space-between;
-  gap: 12px;
-  border: 1px solid rgba(47, 111, 99, 0.22);
-  border-radius: 10px;
-  margin-bottom: 16px;
-  padding: 10px 12px;
-  background: rgba(47, 111, 99, 0.08);
+  border: 1px solid rgba(47, 111, 99, 0.42);
+  border-left: 5px solid var(--plotline-accent);
+  border-radius: 8px;
+  margin: 0 0 12px;
+  padding: 14px 16px;
+  color: var(--plotline-ink);
+  background: linear-gradient(135deg, rgba(238, 245, 242, 0.98), rgba(255, 255, 255, 0.94));
+  box-shadow: 0 10px 26px rgba(30, 37, 43, 0.08);
 }
 
-.timeline-scroll-hint[hidden] {
+.timeline-navigation-card[hidden] {
   display: none;
 }
 
+.timeline-navigation-card-icon {
+  display: grid;
+  place-items: center;
+  width: 42px;
+  height: 42px;
+  border-radius: 50%;
+  color: #fff;
+  background: var(--plotline-accent);
+  font-size: 1.25rem;
+  font-weight: 900;
+}
+
+.timeline-navigation-card-copy h2 {
+  margin: 0 0 6px;
+  color: var(--plotline-accent-dark);
+  font-size: 1rem;
+  font-weight: 900;
+}
+
+.timeline-navigation-card-copy p {
+  margin: 2px 0;
+  color: var(--plotline-ink);
+  font-size: 0.9rem;
+}
+
+.timeline-navigation-card-actions {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+  justify-content: flex-end;
+}
+
+.timeline-horizontal-overflow {
+  transition: box-shadow 0.18s ease;
+}
+
+.timeline-horizontal-overflow.has-scroll-left {
+  box-shadow: inset 18px 0 18px -20px rgba(30, 37, 43, 0.55);
+}
+
+.timeline-horizontal-overflow.has-scroll-right {
+  box-shadow: inset -18px 0 18px -20px rgba(30, 37, 43, 0.55);
+}
+
+.timeline-horizontal-overflow.has-scroll-left.has-scroll-right {
+  box-shadow: inset 18px 0 18px -20px rgba(30, 37, 43, 0.55), inset -18px 0 18px -20px rgba(30, 37, 43, 0.55);
+}
+
+[data-theme="dark"] .timeline-navigation-card {
+  border-color: rgba(111, 169, 155, 0.52);
+  border-left-color: #6fa99b;
+  color: #f4eadc;
+  background: linear-gradient(135deg, rgba(34, 83, 74, 0.72), rgba(32, 31, 34, 0.96));
+  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
+}
+
+[data-theme="dark"] .timeline-navigation-card-copy h2,
+[data-theme="dark"] .timeline-navigation-card-copy p {
+  color: #f4eadc;
+}
+
+[data-theme="dark"] .timeline-horizontal-overflow.has-scroll-left {
+  box-shadow: inset 18px 0 18px -20px rgba(244, 234, 220, 0.55);
+}
+
+[data-theme="dark"] .timeline-horizontal-overflow.has-scroll-right {
+  box-shadow: inset -18px 0 18px -20px rgba(244, 234, 220, 0.55);
+}
+
+[data-theme="dark"] .timeline-horizontal-overflow.has-scroll-left.has-scroll-right {
+  box-shadow: inset 18px 0 18px -20px rgba(244, 234, 220, 0.55), inset -18px 0 18px -20px rgba(244, 234, 220, 0.55);
+}
+
 .timeline-scene-card.filter-dim,
 .timeline-scene-card.focus-dim,
 .lane-dim {
@@ -4041,6 +4117,18 @@ body.dragging-location [data-drag-type="location"] {
     flex-direction: column;
   }
 
+  .timeline-navigation-card {
+    grid-template-columns: 1fr;
+  }
+
+  .timeline-navigation-card-icon {
+    display: none;
+  }
+
+  .timeline-navigation-card-actions {
+    justify-content: flex-start;
+  }
+
   .story-bible-search,
   .story-bible-section-heading {
     align-items: stretch;
diff --git a/PlotLine/wwwroot/css/site.min.css b/PlotLine/wwwroot/css/site.min.css
index e63aedb..fc59086 100644
--- a/PlotLine/wwwroot/css/site.min.css
+++ b/PlotLine/wwwroot/css/site.min.css
@@ -1 +1 @@
-html{font-size:15px;min-height:100%}@media(min-width:768px){html{font-size:16px}}:root{--plotline-ink:#1e252b;--plotline-muted:#66717b;--plotline-paper:#fbfaf7;--plotline-panel:#fff;--plotline-line:#d8ddd8;--plotline-accent:#2f6f63;--plotline-accent-dark:#22534a;--plotline-soft:#eef5f2;--timeline-label-width:180px;--timeline-scene-width:220px;--timeline-grid-gap:10px}body{min-height:100%;margin-bottom:0;color:var(--plotline-ink);background:var(--plotline-paper)}a{color:var(--plotline-accent-dark)}.btn-primary{--bs-btn-bg:var(--plotline-accent);--bs-btn-border-color:var(--plotline-accent);--bs-btn-hover-bg:var(--plotline-accent-dark);--bs-btn-hover-border-color:var(--plotline-accent-dark)}.btn-outline-primary{--bs-btn-color:var(--plotline-accent-dark);--bs-btn-border-color:var(--plotline-accent);--bs-btn-hover-bg:var(--plotline-accent);--bs-btn-hover-border-color:var(--plotline-accent)}.plotline-nav{background:rgba(255,255,255,.94);backdrop-filter:blur(8px)}.plotline-shell{max-width:1480px;padding-left:24px;padding-right:24px}.plotline-shell-wide{max-width:none;padding-left:clamp(18px,2vw,32px);padding-right:clamp(18px,2vw,32px)}.page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin:18px 0 24px}.workspace-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:14px 0 18px}.workspace-heading h1{margin:0;font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.05}.page-heading.compact{max-width:980px}.page-heading h1{margin:0;font-size:clamp(2rem,4vw,3.2rem);line-height:1.05;letter-spacing:0}.eyebrow{margin:0 0 6px;color:var(--plotline-accent-dark);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.lead-text{max-width:760px;margin:10px 0 0;color:var(--plotline-muted);font-size:1.05rem}.button-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.button-row form,.compact-buttons form,.asset-card-footer form,td.text-end form,form[data-confirm-message]{display:inline-flex;align-items:center;margin:0}td.text-end{white-space:nowrap}.content-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.plain-card,.empty-panel,.edit-panel,.list-section{background:var(--plotline-panel);border:1px solid var(--plotline-line);border-radius:8px;padding:20px;box-shadow:0 10px 24px rgba(30,37,43,.04)}.plain-card h2,.empty-panel h2,.list-section h2{margin-top:0;font-size:1.35rem}.plain-card p,.empty-panel p,.muted{color:var(--plotline-muted)}.edit-panel{max-width:980px}.trial-status-panel,.trial-dashboard-banner{border:1px solid var(--plotline-line);border-radius:8px;padding:18px 20px;background:var(--plotline-panel)}.trial-status-panel{display:grid;gap:12px;margin-bottom:18px}.trial-status-panel--signup{grid-template-columns:minmax(0,1fr) auto;align-items:center;max-width:980px}.trial-status-panel h2,.trial-status-panel h3,.trial-dashboard-banner h2{margin:0}.trial-status-panel p,.trial-dashboard-banner p{margin-bottom:0}.trial-status-panel__heading,.trial-dashboard-banner{display:flex;gap:16px;align-items:center;justify-content:space-between}.trial-dashboard-banner{margin-bottom:18px}.trial-dashboard-banner__body{min-width:0}.trial-dashboard-banner__actions{display:flex;flex:0 0 auto;flex-wrap:wrap;gap:8px}.trial-progress{height:10px;overflow:hidden;border-radius:999px;background:rgba(84,68,48,.12)}.trial-progress__bar{height:100%;border-radius:inherit}.trial-status-panel[hidden],.trial-dashboard-banner[hidden]{display:none}.location-page .page-heading.compact,.location-page .edit-panel,.location-page .empty-panel,.location-page .drag-drop-panel{max-width:none}.import-panel,.import-preview-section{max-width:none}.import-json-input{font-family:Consolas,"Liberation Mono",Menlo,monospace;font-size:.88rem;line-height:1.45;min-height:34rem;max-height:64vh;overflow:auto;resize:vertical;white-space:pre}.import-preview-heading,.import-counts{display:flex;align-items:flex-start;gap:12px}.import-preview-heading{justify-content:space-between;margin-bottom:16px}.import-counts{flex-wrap:wrap}.import-counts span{display:inline-flex;align-items:baseline;gap:5px;border:1px solid var(--plotline-line);border-radius:999px;padding:5px 11px;background:var(--plotline-soft);color:var(--plotline-muted);font-weight:700}.import-counts strong{color:var(--plotline-ink)}.import-tree{display:grid;gap:12px}.import-tree-book{border:1px solid var(--plotline-line);border-radius:8px;padding:14px;background:rgba(255,255,255,.54)}.import-tree-book>summary,.import-tree-chapter>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer}.import-tree-book>summary span,.import-tree-chapter>summary span{color:var(--plotline-muted);font-size:.84rem;font-weight:700;white-space:nowrap}.import-tree-book h3{margin:0 0 10px;font-size:1.08rem}.import-tree-chapter{border-top:1px solid var(--plotline-line);padding:10px 0 0;margin-top:10px}.import-tree-chapter ul{margin:8px 0 0;color:var(--plotline-muted)}.import-scene-meta{display:block;margin-top:2px;color:var(--plotline-muted);font-size:.82rem}.import-mapping-summary{display:grid;gap:6px;border:1px solid rgba(184,118,43,.28);border-radius:8px;padding:10px 12px;margin-bottom:14px;background:rgba(251,236,211,.5);color:var(--plotline-muted);font-size:.9rem}.import-duplicate-confirm{border:1px solid rgba(184,118,43,.34);border-radius:8px;padding:12px 12px 12px 38px;background:rgba(251,236,211,.72)}.import-confirmation,.import-docs details{border:1px solid var(--plotline-line);border-radius:8px;padding:16px;background:rgba(255,255,255,.42)}.import-confirmation h3,.import-doc-grid h3{margin-top:0;font-size:1.05rem}.import-docs summary{cursor:pointer;font-weight:800}.import-doc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:14px}.import-message-list ul{max-height:16rem;overflow:auto}.scene-editor{max-width:1180px}.table{margin-bottom:0}.table th{color:var(--plotline-muted);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}.narrow{width:90px;white-space:nowrap}.status-pill{display:inline-flex;align-items:center;width:fit-content;border:1px solid #c8d8d2;border-radius:999px;padding:2px 8px;color:var(--plotline-accent-dark);background:var(--plotline-soft);font-size:.78rem;font-weight:700;white-space:nowrap}.dashboard-summary-card{border-color:var(--plotline-line)}.dashboard-summary-body{padding:10px 12px}.dashboard-summary-label{margin-bottom:4px;font-size:.7rem;line-height:1.15}.dashboard-summary-value{display:block;font-size:1.45rem;line-height:1}.dashboard-summary-calm{border-color:rgba(47,111,99,.28);background:rgba(238,245,242,.62)}.dashboard-summary-mild{border-color:rgba(197,139,43,.32);background:rgba(255,248,232,.68)}.dashboard-summary-attention{border-color:rgba(142,80,103,.32);background:rgba(252,241,246,.7)}.dashboard-progress-card{border-color:rgba(47,111,99,.18);background:linear-gradient(180deg,#fff 0%,rgba(238,245,242,.64) 100%)}.dashboard-progress-body{padding:12px 14px}.dashboard-progress-heading{margin-bottom:8px}.dashboard-progress-title{margin:0 0 2px;font-size:1.05rem;line-height:1.2}.dashboard-series-progress{height:7px;background:rgba(47,111,99,.1)}.dashboard-series-progress .progress-bar{background:linear-gradient(90deg,var(--plotline-accent),#6fa99b)}.dashboard-progress-source{border-color:rgba(47,111,99,.2);color:var(--plotline-accent-dark);background:rgba(238,245,242,.9)}.dashboard-book-title-block h3{line-height:1.16}.dashboard-book-title-block a{color:var(--plotline-ink);text-decoration-color:rgba(47,111,99,.35)}.dashboard-book-subtitle{color:var(--plotline-muted);font-size:.95rem;line-height:1.25}.dashboard-status-pill{border-color:var(--dashboard-status-border,#c8d8d2);color:var(--dashboard-status-ink,var(--plotline-accent-dark));background:var(--dashboard-status-bg,var(--plotline-soft))}.dashboard-status-published{--dashboard-status-border:rgba(47,111,99,.32);--dashboard-status-bg:#e7f2ed;--dashboard-status-ink:#22534a}.dashboard-status-drafting{--dashboard-status-border:rgba(184,118,43,.35);--dashboard-status-bg:#fff2dd;--dashboard-status-ink:#7b4b12}.dashboard-status-planning{--dashboard-status-border:rgba(51,117,155,.3);--dashboard-status-bg:#e9f3f8;--dashboard-status-ink:#245b78}.dashboard-status-research,.dashboard-status-outlining{--dashboard-status-border:rgba(103,80,164,.26);--dashboard-status-bg:#f0edf8;--dashboard-status-ink:#51417c}.dashboard-status-revising{--dashboard-status-border:rgba(123,82,148,.3);--dashboard-status-bg:#f4eefa;--dashboard-status-ink:#5f3e73}.dashboard-status-editing{--dashboard-status-border:rgba(68,75,130,.3);--dashboard-status-bg:#eceef8;--dashboard-status-ink:#343b72}.dashboard-status-proofreading{--dashboard-status-border:rgba(43,130,123,.3);--dashboard-status-bg:#e6f5f2;--dashboard-status-ink:#23625d}.dashboard-status-ready{--dashboard-status-border:rgba(185,142,30,.34);--dashboard-status-bg:#fff6d8;--dashboard-status-ink:#765a0f}.dashboard-status-paused{--dashboard-status-border:rgba(102,113,123,.28);--dashboard-status-bg:#f0f2f1;--dashboard-status-ink:#56616b}.dashboard-status-archived{--dashboard-status-border:rgba(139,80,86,.28);--dashboard-status-bg:#f3eded;--dashboard-status-ink:#76474d}.dashboard-attention-soft{border-color:rgba(102,113,123,.24);color:#56616b;background:#f3f4f2}.order-buttons{display:flex;gap:6px}.purpose-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px;max-height:260px;overflow:auto;padding:10px;border:1px solid var(--plotline-line);border-radius:8px;background:#fcfcfb}.purpose-check{display:flex;align-items:center;gap:8px;font-size:.92rem}.timeline-filter{display:flex;align-items:center;gap:8px;min-width:min(420px,100%)}.workspace-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:0;align-items:start;--timeline-inspector-width:min(40vw,560px)}.workspace-layout.inspector-drawer-open{grid-template-columns:minmax(420px,1fr) 10px minmax(420px,var(--timeline-inspector-width));gap:12px}.timeline-workspace{min-width:0;max-width:100%}.timeline-inspector-resizer{position:sticky;top:76px;z-index:25;width:10px;height:calc(100vh - 96px);border-radius:999px;cursor:col-resize;background:linear-gradient(180deg,rgba(47,111,99,.16),rgba(47,111,99,.04))}.timeline-inspector-resizer::before{content:"";display:block;width:2px;height:48px;margin:18px auto;border-radius:999px;background:var(--plotline-accent);opacity:.55}.timeline-inspector-resizer:hover,.timeline-inspector-resizer:focus-visible{background:rgba(47,111,99,.16)}body.timeline-inspector-resizing{cursor:col-resize;user-select:none}.pacing-panel{margin-top:14px;margin-bottom:0;border:1px solid var(--plotline-line);border-radius:8px;padding:14px;background:#fff;box-shadow:0 10px 24px rgba(30,37,43,.04)}.pacing-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}.pacing-heading h2{margin:0;font-size:1.1rem}.metric-graph-stack{display:grid;gap:10px;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;padding-bottom:4px}.metric-graph-row{display:grid;grid-template-columns:150px minmax(260px,1fr);gap:10px;align-items:center;min-width:max(100%,calc(150px + (var(--scene-count,1)*34px)))}.metric-graph-label{color:var(--plotline-muted);font-size:.84rem;font-weight:700}.metric-graph-points{display:grid;grid-template-columns:repeat(var(--scene-count),minmax(28px,1fr));gap:5px;align-items:end;min-height:52px;border-radius:8px;padding:6px;background:linear-gradient(180deg,#f6faf8 0%,#edf4f1 100%);min-width:calc(var(--scene-count)*34px)}.metric-point{display:flex;align-items:flex-end;justify-content:center;height:48px;min-width:28px;color:var(--plotline-accent-dark);text-decoration:none}.metric-point::before{content:"";display:block;width:100%;height:max(8px,var(--metric-height));border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,#6fa99b,var(--plotline-accent-dark));box-shadow:inset 0 1px 0 rgba(255,255,255,.35)}.metric-point span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.timeline-shell{overflow-x:auto;padding:16px;border:1px solid var(--plotline-line);border-radius:8px;background:linear-gradient(180deg,#fff 0%,#f7faf8 100%)}.workspace-timeline{min-height:420px}.timeline-series-row{display:grid;grid-template-columns:var(--timeline-label-width) max-content;gap:var(--timeline-grid-gap);align-items:stretch;width:max-content;min-width:100%}.timeline-project-title{position:sticky;left:0;z-index:20;display:grid;align-content:start;gap:4px;width:var(--timeline-label-width);min-height:100%;border-radius:8px;padding:12px;color:#fff;background:var(--plotline-accent-dark);font-weight:700;box-shadow:8px 0 18px rgba(30,37,43,.08)}.timeline-project-title span,.timeline-book-title span{color:rgba(255,255,255,.78);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}.timeline-project-title strong,.timeline-book-title strong{line-height:1.15}.timeline-books{display:flex;gap:var(--timeline-grid-gap);align-items:stretch}.timeline-book{flex:0 0 auto;width:calc((var(--book-scene-count)*var(--timeline-scene-width)) + ((var(--book-scene-count) - 1)*var(--timeline-grid-gap)));min-width:var(--timeline-scene-width)}.timeline-book-title{display:grid;gap:2px;margin-bottom:var(--timeline-grid-gap);border-radius:8px;padding:10px 12px;color:#fff;background:var(--plotline-accent-dark);font-weight:700}.timeline-chapters{display:flex;gap:var(--timeline-grid-gap);align-items:flex-start}.timeline-chapter{flex:0 0 auto;width:calc((var(--chapter-scene-count)*var(--timeline-scene-width)) + ((var(--chapter-scene-count) - 1)*var(--timeline-grid-gap)));min-width:var(--timeline-scene-width);box-sizing:border-box;border-radius:8px;background:rgba(238,245,242,.7);outline:1px solid #d4ded8;outline-offset:0;overflow:visible}.timeline-chapter-title{display:grid;gap:2px;border-bottom:1px solid #d4ded8;padding:10px 12px;color:var(--plotline-accent-dark);font-weight:700}.timeline-chapter-title span{color:var(--plotline-muted);font-size:.76rem;text-transform:uppercase}.timeline-scenes{display:grid;grid-template-columns:repeat(var(--chapter-scene-count),minmax(0,1fr));gap:var(--timeline-grid-gap);width:100%;box-sizing:border-box;min-height:190px;padding:0}.timeline-scene-card,.timeline-empty-scene{display:flex;flex-direction:column;gap:6px;width:100%;min-width:0;box-sizing:border-box;border:1px solid var(--plotline-line);border-radius:8px;padding:12px;background:#fff;color:var(--plotline-ink);text-decoration:none;box-shadow:0 8px 18px 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p{margin:0}.analytics-count-row,.analytics-link-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.analytics-link-row{color:inherit;text-decoration:none}.analytics-link-row:hover{color:var(--plotline-accent-dark)}.analytics-link-row span,.analytics-link-row strong{min-width:0}.purpose-stat-row{display:grid;grid-template-columns:minmax(120px,1fr) minmax(90px,1.5fr) 42px;align-items:center;gap:10px}.purpose-stat-bar{overflow:hidden;height:8px;border-radius:999px;background:rgba(47,111,99,.08)}.purpose-stat-bar span{display:block;height:100%;border-radius:inherit;background:var(--plotline-accent)}.inspector-actions{position:sticky;bottom:-16px;display:flex;gap:8px;border-top:1px solid var(--plotline-line);margin:2px -16px -16px;padding:12px 16px;background:rgba(255,255,255,.95);backdrop-filter:blur(8px)}.story-bible-heading{align-items:end}.story-bible-search{display:flex;gap:8px;min-width:min(100%,420px)}.story-bible-search 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strong{color:var(--plotline-ink)}.scenario-board{border:1px solid var(--plotline-line);border-radius:12px;padding:12px;background:rgba(247,245,240,.74);overflow:hidden;margin-bottom:18px}.scenario-scroll{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px}.scenario-chapter{min-width:360px;max-width:520px;border:1px solid rgba(82,75,65,.14);border-radius:10px;background:rgba(255,255,255,.86)}.scenario-chapter header{display:grid;gap:2px;border-bottom:1px solid var(--plotline-line);padding:10px 12px}.scenario-chapter header span{color:var(--plotline-muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.scenario-scene-row{display:grid;gap:10px;padding:10px}.scenario-scene-card{display:grid;gap:8px;border:1px solid rgba(82,75,65,.12);border-radius:9px;padding:10px;background:#fff}.scenario-scene-title{display:grid;gap:2px}.scenario-mini-data,.scenario-scene-title span{color:var(--plotline-muted);font-size:.78rem}.scenario-mini-data{display:grid;gap:2px}.scenario-chapter-form,.scenario-compare-list article,.scenario-move-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.scenario-chapter-form select{min-width:160px;width:auto}.scenario-compare-list{display:grid;gap:10px}.scenario-compare-list article{justify-content:space-between;border:1px solid var(--plotline-line);border-radius:9px;padding:10px;background:rgba(255,255,255,.82)}.danger-zone{border-color:rgba(163,61,61,.24)}.archive-filter-form{align-items:end}.archive-item-list{display:grid;gap:10px}.archive-item-card{display:flex;justify-content:space-between;gap:14px;align-items:center;border:1px solid var(--plotline-line);border-radius:10px;padding:12px;background:rgba(255,255,255,.82)}.archive-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-items:end}.delete-forever-form{display:inline-flex;margin:0}.archive-item-card h3{margin:4px 0}.archived-badge{display:inline-flex;border:1px solid rgba(82,75,65,.16);border-radius:999px;padding:2px 8px;color:var(--plotline-muted);font-size:.72rem;font-weight:800;text-transform:uppercase;background:rgba(247,245,240,.86)}.restore-button{white-space:nowrap}.archive-button-form{display:inline-flex;align-items:center;margin:0}.acceptance-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(160px,1fr));gap:12px;margin-bottom:16px}.acceptance-summary{display:grid;gap:4px;padding:16px}.acceptance-summary strong{font-size:2rem;line-height:1}.acceptance-summary.pass{border-left:5px solid #4d7654}.acceptance-summary.review{border-left:5px solid #b8762b}.acceptance-summary.blocked{border-left:5px solid #963f36}.acceptance-check-list{display:grid;gap:14px}.acceptance-area{border:1px solid var(--plotline-line);border-radius:10px;padding:12px;background:rgba(255,255,255,.62)}.acceptance-area h3{margin:0 0 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article,.story-bible-scene-summary{grid-template-columns:1fr}.writer-dashboard-grid{grid-template-columns:1fr}.writer-add-inline,.writer-checklist-row{grid-template-columns:1fr}.trial-dashboard-banner,.trial-status-panel--signup,.trial-status-panel__heading{align-items:stretch;flex-direction:column}.trial-dashboard-banner__actions,.trial-dashboard-banner__actions .btn,.trial-status-panel--signup .btn{width:100%}.attention-list p{grid-column:auto}}@media (max-width:900px){.workspace-layout,.workspace-layout.inspector-drawer-open{grid-template-columns:1fr;gap:14px}.timeline-inspector-resizer{display:none}.scene-inspector-panel{position:static;max-height:none;overflow:visible}.scene-inspector-body{max-height:none;overflow:visible}}@media (max-width:1100px){.metric-graph-row{grid-template-columns:1fr}.analytics-grid-three,.analytics-grid-two,.health-kpi-grid{grid-template-columns:1fr}.analytics-metric-row{grid-template-columns:1fr}.analytics-metric-label{border-right:0}}
\ No newline at end of file
diff --git a/PlotLine/wwwroot/js/site.js b/PlotLine/wwwroot/js/site.js
index 0384924..5769b45 100644
--- a/PlotLine/wwwroot/js/site.js
+++ b/PlotLine/wwwroot/js/site.js
@@ -1205,8 +1205,9 @@
   const densityKey = "plotline.timeline.density";
   const zoomKey = "plotline.timeline.zoom";
   const scrollKey = "plotline.timeline.pending-scroll";
-  const horizontalHintKey = "plotline.timeline.horizontalScrollHint.seen";
+  const navigationDiscoveryKey = "plotdirector.timelineNavigationDiscovered";
   const drawerWidthKey = "plotline.timeline.inspectorWidth";
+  const horizontalOverflowTolerance = 8;
   const scrollContainerSelector = [
     ".timeline-shell",
     ".plot-lane-board",
@@ -1234,72 +1235,144 @@
 
   const getScrollContainers = () => [...root.querySelectorAll(scrollContainerSelector)];
 
-  const setupHorizontalScrollHint = () => {
-    const hint = document.querySelector("[data-timeline-scroll-hint]");
-    if (!hint) {
+  const setupTimelineNavigationGuidance = () => {
+    const card = root.querySelector("[data-timeline-navigation-card]");
+    if (!card) {
       return;
     }
 
-    const dismissButton = hint.querySelector("[data-timeline-scroll-hint-dismiss]");
-    const readSeen = () => {
+    const dismissButton = card.querySelector("[data-timeline-navigation-dismiss]");
+    const demoButton = card.querySelector("[data-timeline-navigation-demo]");
+    const readDiscovered = () => {
       try {
-        return localStorage.getItem(horizontalHintKey) === "true";
+        return localStorage.getItem(navigationDiscoveryKey) === "true";
       } catch {
         return false;
       }
     };
-    const markSeen = () => {
-      hint.hidden = true;
+    const primaryScrollContainer = () => root.querySelector(".timeline-shell");
+    const hasHorizontalOverflow = (container) => Boolean(container && container.scrollWidth > container.clientWidth + horizontalOverflowTolerance);
+    const maxScrollLeft = (container) => Math.max(0, container.scrollWidth - container.clientWidth);
+    const allScrollContainers = () => [workspace, ...getScrollContainers()].filter((container, index, containers) => (
+      container && containers.indexOf(container) === index
+    ));
+
+    let dismissedForPage = false;
+    let isDemoing = false;
+    let isArmed = false;
+    const knownLeft = new WeakMap();
+
+    const rememberPosition = (container) => knownLeft.set(container, container.scrollLeft);
+
+    const updateEdgeIndicators = (container) => {
+      const hasOverflow = hasHorizontalOverflow(container);
+      const maxLeft = maxScrollLeft(container);
+      container.classList.toggle("timeline-horizontal-overflow", hasOverflow);
+      container.classList.toggle("has-scroll-left", hasOverflow && container.scrollLeft > horizontalOverflowTolerance);
+      container.classList.toggle("has-scroll-right", hasOverflow && container.scrollLeft < maxLeft - horizontalOverflowTolerance);
+    };
+
+    const updateGuidanceState = () => {
+      const shouldShow = hasHorizontalOverflow(primaryScrollContainer()) && !readDiscovered() && !dismissedForPage;
+      card.hidden = !shouldShow;
+      allScrollContainers().forEach(updateEdgeIndicators);
+    };
+
+    const markDiscovered = () => {
+      dismissedForPage = true;
+      card.hidden = true;
       try {
-        localStorage.setItem(horizontalHintKey, "true");
+        localStorage.setItem(navigationDiscoveryKey, "true");
       } catch {
-        // The hint can still disappear for this page view if storage is unavailable.
+        // The card can still disappear for this page view if storage is unavailable.
       }
     };
 
-    if (readSeen()) {
-      hint.hidden = true;
-      return;
-    }
-
-    hint.hidden = false;
-    dismissButton?.addEventListener("click", markSeen);
-
-    let isArmed = false;
-    window.setTimeout(() => {
-      isArmed = true;
-      containers.forEach(rememberPosition);
-    }, 800);
-
-    const knownLeft = new WeakMap();
-    const rememberPosition = (container) => knownLeft.set(container, container.scrollLeft);
     const detectHorizontalScroll = (container) => {
-      if (!isArmed) {
+      updateEdgeIndicators(container);
+      if (!isArmed || isDemoing) {
         rememberPosition(container);
         return;
       }
 
       const previous = knownLeft.get(container) ?? container.scrollLeft;
-      if (Math.abs(container.scrollLeft - previous) > 4) {
-        markSeen();
+      if (Math.abs(container.scrollLeft - previous) > 4 && hasHorizontalOverflow(container)) {
+        markDiscovered();
         return;
       }
 
       rememberPosition(container);
     };
 
-    const containers = [workspace, ...getScrollContainers()];
+    const containers = allScrollContainers();
     containers.forEach((container) => {
       rememberPosition(container);
       container.addEventListener("wheel", (event) => {
-        if (event.shiftKey && Math.abs(event.deltaY) > Math.abs(event.deltaX)) {
+        if (event.defaultPrevented) {
+          return;
+        }
+
+        if (event.shiftKey && Math.abs(event.deltaY) > Math.abs(event.deltaX) && hasHorizontalOverflow(container)) {
+          const previous = container.scrollLeft;
           event.preventDefault();
           container.scrollLeft += event.deltaY;
-          markSeen();
+          window.requestAnimationFrame(() => {
+            updateEdgeIndicators(container);
+            if (!isDemoing && Math.abs(container.scrollLeft - previous) > 4) {
+              markDiscovered();
+            }
+            rememberPosition(container);
+          });
         }
       }, { passive: false });
       container.addEventListener("scroll", () => detectHorizontalScroll(container), { passive: true });
     });
+
+    dismissButton?.addEventListener("click", markDiscovered);
+    demoButton?.addEventListener("click", () => {
+      const container = primaryScrollContainer();
+      if (!hasHorizontalOverflow(container)) {
+        updateGuidanceState();
+        return;
+      }
+
+      const originalLeft = container.scrollLeft;
+      const availableRight = maxScrollLeft(container) - originalLeft;
+      let distance = Math.min(220, availableRight);
+      let direction = 1;
+      if (distance < 24 && originalLeft > 0) {
+        distance = Math.min(220, originalLeft);
+        direction = -1;
+      }
+      if (distance < 4) {
+        return;
+      }
+
+      isDemoing = true;
+      container.scrollTo({ left: originalLeft + (distance * direction), behavior: "smooth" });
+      window.setTimeout(() => {
+        container.scrollTo({ left: originalLeft, behavior: "smooth" });
+      }, 420);
+      window.setTimeout(() => {
+        isDemoing = false;
+        allScrollContainers().forEach((scrollContainer) => {
+          rememberPosition(scrollContainer);
+          updateEdgeIndicators(scrollContainer);
+        });
+        updateGuidanceState();
+      }, 950);
+    });
+
+    window.setTimeout(() => {
+      isArmed = true;
+      allScrollContainers().forEach(rememberPosition);
+    }, 800);
+
+    window.requestAnimationFrame(updateGuidanceState);
+    window.addEventListener("resize", updateGuidanceState);
+    window.addEventListener("plotline:timeline-layout-changed", updateGuidanceState);
+    densitySelect?.addEventListener("change", () => window.requestAnimationFrame(updateGuidanceState));
+    zoomSelect?.addEventListener("change", () => window.requestAnimationFrame(updateGuidanceState));
   };
 
   const drawerWidthBounds = () => {
@@ -1324,7 +1397,7 @@
     window.addEventListener("resize", () => applyDrawerWidth(localStorage.getItem(drawerWidthKey)));
   }
 
-  setupHorizontalScrollHint();
+  setupTimelineNavigationGuidance();
 
   inspectorResizer?.addEventListener("pointerdown", (event) => {
     event.preventDefault();
diff --git a/PlotLine/wwwroot/js/site.min.js b/PlotLine/wwwroot/js/site.min.js
index 1c0083c..b4e6982 100644
--- a/PlotLine/wwwroot/js/site.min.js
+++ b/PlotLine/wwwroot/js/site.min.js
@@ -1 +1 @@
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Any linked planning data may also be removed or become unavailable. Only continue if you are certain.":"Remove this item?\n\nThis removes the link or supporting record. 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CustomEvent("plotline:help-more",{bubbles:!0,detail:{key:r.dataset.helpKey||""}}))}),u.append(i,n),u}});u.set(r,l);r.addEventListener("click",n=>{window.PlotLineHelpDrawer?.isActive?.()&&(n.preventDefault(),n.stopPropagation(),t(),i(r),window.PlotLineHelpPopovers?.hideAll(),window.PlotLineHelpDrawer.open(r.dataset.helpKey||""))});r.addEventListener("show.bs.popover",n=>{if(window.PlotLineHelpDrawer?.isActive?.()){n.preventDefault();return}t(r);i(r)});r.addEventListener("shown.bs.popover",()=>{n=r,i(r)});r.addEventListener("hidden.bs.popover",()=>{n===r&&(n=null)})});document.addEventListener("click",i=>{const r=i.target instanceof Element?i.target:null;if(r&&n&&!r.closest("[data-help-icon]")){const u=document.querySelector(`#${n.getAttribute("aria-describedby")}`);u?.contains(r)||t()}});document.addEventListener("keydown",n=>{n.key==="Escape"&&t()});window.PlotLineHelpPopovers={hideAll(){u.forEach(n=>n.hide());e();n=null}}}})();(()=>{const 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r=w(n);if(!["scene","character","asset"].includes(r.type))return;n.preventDefault(),n.stopPropagation(),m=Date.now()+800,t.classList.remove("drop-target-active","drop-before","drop-after");const o=t.dataset.sceneId;if("scene"===r.type){if(r.id===o)return void v("scene","Cannot move scene","Drop a scene before or after a different scene.","Scene move");const s=a.get("scene"),i=n.offsetX<t.clientWidth/2?"Before":"After",l=e.querySelector(`.timeline-scene-card[data-scene-id='${CSS.escape(r.id)}']`),c=l?.dataset.chapterLabel||"",d=t.dataset.chapterLabel||"";return h(s,"SceneID",r.id),h(s,"AnchorSceneID",o),h(s,"TargetChapterID",""),h(s,"Position",i),void v("scene","Move Scene?",y(r,c,d,i,t.dataset.dragLabel),"Scene move")}if("character"===r.type){const e=a.get("character");return h(e,"SceneID",o),h(e,"CharacterID",r.id),void v("character","Add character to scene",`Add ${r.label} to ${t.dataset.dragLabel}.`,"Character drop")}const 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s=w(n);if("scene"!==s.type||!r)return;if(n.target.closest(".timeline-scene-card[data-scene-id]"))return;n.preventDefault(),n.stopPropagation(),m=Date.now()+800,S();const i=e.querySelector(`.timeline-scene-card[data-scene-id='${CSS.escape(s.id)}']`);if(i?.dataset.chapterId===r&&t.lastElementChild?.dataset?.sceneId===s.id)return void v("scene","Scene already here",`${s.label} is already at the end of ${o}.`,"Scene move");const l=a.get("scene");h(l,"SceneID",s.id),h(l,"AnchorSceneID",""),h(l,"TargetChapterID",r),h(l,"Position","End"),v("scene","Move Scene?",y(s,i?.dataset.chapterLabel||"",o,"After",o),"Scene move")})});const b=a.get("asset-dependency"),E=()=>{const e=b?.dataset.sourceLabel||"Source asset",a=b?.dataset.targetLabel||"Target asset",n=g(b?.querySelector("[name='AssetDependencyTypeID']"))||"Requires",r=g(b?.querySelector("[name='SourceRequiredStateID']"))||"the required state",o=g(b?.querySelector("[name='TargetBlockedStateID']"))||"the blocked 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\ No newline at end of file