diff --git a/src/client/components/overviewPanel.tsx b/src/client/components/overviewPanel.tsx
index 0d86144..a0b9ba9 100644
--- a/src/client/components/overviewPanel.tsx
+++ b/src/client/components/overviewPanel.tsx
@@ -6,12 +6,12 @@
  * projection values), so the panel draws every session's insight without
  * opening one log.
  *
- * Top to bottom: the range picker (7d / 30d / all) scopes the insight band —
- * the KPI 2×2 block and the activity heatmap share one folding row — above
- * the session grid; the activity heatmap keeps its own fixed 8-week window
- * and PINs the grid to a picked day (the panel's drill-down gesture). A
- * session card click jumps to that session through the harness's own
- * `sessions.open` and closes the panel.
+ * The body is a 2:3 column pair: the insight column (the KPI 2×2 block over
+ * the activity heatmap) beside the session column (search, group chips, and
+ * the card grid); the heatmap keeps its own fixed 8-week window and PINs the
+ * list to a picked day (the panel's drill-down gesture). A session card
+ * click jumps to that session through the harness's own `sessions.open` and
+ * closes the panel.
  */
 
 import { useEffect, useMemo, useState, useSyncExternalStore, type ReactElement } from 'react'
@@ -134,8 +134,8 @@ export function makeOverviewPanel(ctx: ClientCtx, kit: ViewKit): (props: Overvie
           {rows === null ? (
             <div className="lc-empty">{t('ov.unavailable')}</div>
           ) : (
-            <>
-              <div className="lc-ov-mid">
+            <div className="lc-ov-body">
+              <div className="lc-ov-left">
                 <div className="lc-ov-kpis">
                   <div className="lc-stat lc-ov-kpi">
                     <span className="lc-stat-label">{t('ov.kpi.sessions')}</span>
@@ -167,90 +167,92 @@ export function makeOverviewPanel(ctx: ClientCtx, kit: ViewKit): (props: Overvie
                 </div>
               </div>
 
-              <div className="lc-ov-list-head">
-                <span className="lc-ov-list-title">{t('ov.list.title')}</span>
-                <span className="lc-ov-list-count">{visible.length}</span>
-                {day !== null && (
-                  <button type="button" className="lc-ov-day-chip" title={t('ov.list.dayClear')} onClick={() => { setDay(null) }}>
-                    {t('ov.list.dayFilter', { day })} ×
-                  </button>
-                )}
-                <input
-                  className="lc-ov-search"
-                  type="search"
-                  value={query}
-                  placeholder={t('ov.list.search')}
-                  aria-label={t('ov.list.search')}
-                  onChange={(ev) => { setQuery(ev.target.value) }}
-                />
-                <div className="lc-gran" role="group" aria-label={t('ov.list.sortLabel')}>
-                  {SORTS.map(s => (
-                    <button
-                      key={s}
-                      type="button"
-                      className={'lc-gran-btn' + (sort === s ? ' lc-gran-on' : '')}
-                      onClick={() => { setSort(s) }}
-                    >{t('ov.list.sort.' + s)}</button>
-                  ))}
-                </div>
-              </div>
-
-              {chips.length > 0 && (
-                <div className="lc-ov-groups" role="group" aria-label={t('ov.group.label')}>
-                  <button
-                    type="button"
-                    className={'lc-ov-chip' + (group === null ? ' lc-ov-chip-on' : '')}
-                    onClick={() => { setGroup(null) }}
-                  >{t('ov.range.all')}<span className="lc-ov-chip-n">{scoped.length}</span></button>
-                  {chips.map(c => (
-                    <button
-                      key={c.key}
-                      type="button"
-                      className={'lc-ov-chip' + (group === c.key ? ' lc-ov-chip-on' : '')}
-                      onClick={() => { setGroup(group === c.key ? null : c.key) }}
-                    >{c.key === UNGROUPED_KEY ? t('ov.group.ungrouped') : c.key}<span className="lc-ov-chip-n">{c.count}</span></button>
-                  ))}
-                </div>
-              )}
-
-              {visible.length === 0 ? (
-                <div className="lc-empty">{t(allRows.length === 0 ? 'ov.list.empty' : 'ov.list.noMatch')}</div>
-              ) : (
-                <>
-                  <div className="lc-ov-grid">
-                    {paged.items.map(row => (
-                      <OverviewCard
-                        key={row.id}
-                        row={row}
-                        {...(groups?.[row.id] !== undefined ? { group: groups[row.id] } : {})}
-                        costLabel={cardCostOf(row, prices, currency)}
-                        now={now}
-                        onOpen={openOne}
-                      />
+              <div className="lc-ov-right">
+                <div className="lc-ov-list-head">
+                  <span className="lc-ov-list-title">{t('ov.list.title')}</span>
+                  <span className="lc-ov-list-count">{visible.length}</span>
+                  {day !== null && (
+                    <button type="button" className="lc-ov-day-chip" title={t('ov.list.dayClear')} onClick={() => { setDay(null) }}>
+                      {t('ov.list.dayFilter', { day })} ×
+                    </button>
+                  )}
+                  <input
+                    className="lc-ov-search"
+                    type="search"
+                    value={query}
+                    placeholder={t('ov.list.search')}
+                    aria-label={t('ov.list.search')}
+                    onChange={(ev) => { setQuery(ev.target.value) }}
+                  />
+                  <div className="lc-gran" role="group" aria-label={t('ov.list.sortLabel')}>
+                    {SORTS.map(s => (
+                      <button
+                        key={s}
+                        type="button"
+                        className={'lc-gran-btn' + (sort === s ? ' lc-gran-on' : '')}
+                        onClick={() => { setSort(s) }}
+                      >{t('ov.list.sort.' + s)}</button>
                     ))}
                   </div>
-                  {paged.count > 1 && (
-                    <div className="lc-ov-pager" role="navigation" aria-label={t('ov.list.pager')}>
+                </div>
+
+                {chips.length > 0 && (
+                  <div className="lc-ov-groups" role="group" aria-label={t('ov.group.label')}>
+                    <button
+                      type="button"
+                      className={'lc-ov-chip' + (group === null ? ' lc-ov-chip-on' : '')}
+                      onClick={() => { setGroup(null) }}
+                    >{t('ov.range.all')}<span className="lc-ov-chip-n">{scoped.length}</span></button>
+                    {chips.map(c => (
                       <button
+                        key={c.key}
                         type="button"
-                        className="lc-ov-pager-btn"
-                        disabled={paged.index === 0}
-                        aria-label={t('ov.list.prev')}
-                        onClick={() => { setPage(paged.index - 1) }}
-                      >‹</button>
-                      <span className="lc-ov-pager-n">{t('ov.list.page', { n: paged.index + 1, total: paged.count })}</span>
-                      <button
-                        type="button"
-                        className="lc-ov-pager-btn"
-                        disabled={paged.index === paged.count - 1}
-                        aria-label={t('ov.list.next')}
-                        onClick={() => { setPage(paged.index + 1) }}
-                      >›</button>
+                        className={'lc-ov-chip' + (group === c.key ? ' lc-ov-chip-on' : '')}
+                        onClick={() => { setGroup(group === c.key ? null : c.key) }}
+                      >{c.key === UNGROUPED_KEY ? t('ov.group.ungrouped') : c.key}<span className="lc-ov-chip-n">{c.count}</span></button>
+                    ))}
+                  </div>
+                )}
+
+                {visible.length === 0 ? (
+                  <div className="lc-empty">{t(allRows.length === 0 ? 'ov.list.empty' : 'ov.list.noMatch')}</div>
+                ) : (
+                  <>
+                    <div className="lc-ov-grid">
+                      {paged.items.map(row => (
+                        <OverviewCard
+                          key={row.id}
+                          row={row}
+                          {...(groups?.[row.id] !== undefined ? { group: groups[row.id] } : {})}
+                          costLabel={cardCostOf(row, prices, currency)}
+                          now={now}
+                          onOpen={openOne}
+                        />
+                      ))}
                     </div>
-                  )}
-                </>
-              )}
-            </>
+                    {paged.count > 1 && (
+                      <div className="lc-ov-pager" role="navigation" aria-label={t('ov.list.pager')}>
+                        <button
+                          type="button"
+                          className="lc-ov-pager-btn"
+                          disabled={paged.index === 0}
+                          aria-label={t('ov.list.prev')}
+                          onClick={() => { setPage(paged.index - 1) }}
+                        >‹</button>
+                        <span className="lc-ov-pager-n">{t('ov.list.page', { n: paged.index + 1, total: paged.count })}</span>
+                        <button
+                          type="button"
+                          className="lc-ov-pager-btn"
+                          disabled={paged.index === paged.count - 1}
+                          aria-label={t('ov.list.next')}
+                          onClick={() => { setPage(paged.index + 1) }}
+                        >›</button>
+                      </div>
+                    )}
+                  </>
+                )}
+              </div>
+            </div>
           )}
         </div>
       </div>
diff --git a/src/client/styles/overview.css b/src/client/styles/overview.css
index 40bd111..63ee578 100644
--- a/src/client/styles/overview.css
+++ b/src/client/styles/overview.css
@@ -1,12 +1,13 @@
 /*
- * The Context Dashboard: the sidebar-foot entry button (stacked above
+ * The Context Insights panel: the sidebar-foot entry button (stacked above
  * Settings by the harness's own foot layout) and the frame-wide overlay
- * panel it opens — KPI band, activity heatmap, and the session card grid.
- * The overlay card is the `lc-ov` query container, so every fold (chart
- * stack, grid columns) keys off the card's own width. Inline-size
- * containment is safe here: the card carries no fullscreen overlay of its
- * own (heat tooltips are native), so the fixed-containing-block trap cannot
- * catch anything.
+ * panel it opens — a 2:3 body of insight column (KPI 2×2 block over the
+ * activity heatmap) beside the session column (search, chips, card grid).
+ * The overlay card is the `lc-ov` query container, so the column fold keys
+ * off the card's own width. Inline-size containment is safe here: the card
+ * carries no fullscreen overlay of its own, and the heat cells' Tooltip
+ * bubbles position correctly against the viewport despite the card's layout
+ * containment (checked in the browser).
  */
 
 /* ---- the sidebar-foot entry ---- */
@@ -24,26 +25,35 @@
 
 /* ---- the overlay chrome ---- */
 .lc-ov-backdrop { position: fixed; inset: 0; z-index: 200; background: var(--dsw-alias-bg-mask-1, rgba(0, 0, 0, 0.45)); display: flex; align-items: center; justify-content: center; }
-.lc-ov-card { width: min(1120px, calc(100vw - 32px)); max-height: min(86vh, 900px); overflow-y: auto; box-sizing: border-box; background: var(--dsw-alias-bg-layer-1); border: 1px solid var(--dsw-alias-border-l2); border-radius: 12px; box-shadow: var(--dsw-shadow-lv3, 0 12px 32px rgba(0, 0, 0, 0.4)); padding: 16px 18px 18px; color: var(--dsw-alias-label-primary); font-size: 13px; container: lc-ov / inline-size; }
-.lc-ov-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
+/* The card is a flex column capped at its max-height: the body fills the
+   rest and each column scrolls its own overflow, so browsing sessions never
+   scrolls the insight column out of view. Hidden (not scrollable) here —
+   the scrollers live on the columns, and on narrow widths on the body. */
+.lc-ov-card { display: flex; flex-direction: column; width: min(1120px, calc(100vw - 32px)); max-height: min(86vh, 900px); overflow: hidden; box-sizing: border-box; background: var(--dsw-alias-bg-layer-1); border: 1px solid var(--dsw-alias-border-l2); border-radius: 12px; box-shadow: var(--dsw-shadow-lv3, 0 12px 32px rgba(0, 0, 0, 0.4)); padding: 16px 18px 18px; color: var(--dsw-alias-label-primary); font-size: 13px; container: lc-ov / inline-size; }
+.lc-ov-head { flex: none; display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
 .lc-ov-head-icon { flex: none; }
 .lc-ov-title { font-weight: 600; font-size: 15px; white-space: nowrap; }
 .lc-ov-head .lc-modal-close { margin-left: 0; flex: none; }
 
-/* ---- the mid band: the KPI 2×2 block and the activity heat share one row; flex-wrap folds the heat onto its own row under width pressure ---- */
-.lc-ov-mid { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
-/* border-box keeps the flex bases true outer widths: under the harness's
-   content-box default the padding quietly adds ~30px per card and the row
-   wraps at full width. */
-.lc-ov-mid > .lc-card { margin-bottom: 0; min-width: 0; box-sizing: border-box; }
-.lc-ov-kpis { flex: 1 1 320px; min-width: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, 1fr); gap: 10px; }
+/* ---- the body: a 2:3 column pair — the insight column (KPI 2×2 over the
+   heat) beside the session column; under width pressure it folds to one
+   full-width column and the body itself becomes the scroller. ---- */
+.lc-ov-body { flex: 1 1 auto; min-height: 0; display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 10px; }
+.lc-ov-left { min-height: 0; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
+.lc-ov-right { min-height: 0; overflow-y: auto; }
+@container lc-ov (max-width: 760px) {
+  .lc-ov-body { grid-template-columns: 1fr; overflow-y: auto; }
+  .lc-ov-left, .lc-ov-right { overflow: visible; }
+}
+/* border-box keeps the card tracks true outer widths: under the harness's
+   content-box default the padding quietly adds ~30px per card. */
+.lc-ov-left > .lc-card { margin-bottom: 0; min-width: 0; box-sizing: border-box; }
+.lc-ov-kpis { flex: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, 1fr); gap: 10px; }
 .lc-ov-kpi { align-items: center; padding: 10px 8px; }
 .lc-ov-kpi .lc-stat-value { font-size: 20px; }
-.lc-ov-heat-card { flex: 0 1 252px; display: flex; flex-direction: column; }
-/* Stacked on its own wrapped row (narrow panes), the heat card stretches again — the grid just centers wider. */
-@container lc-ov (max-width: 680px) {
-  .lc-ov-heat-card { flex: 1 1 252px; }
-}
+/* The heat card absorbs the insight column's leftover height (the grid
+   centers inside it) but never shrinks below its own grid. */
+.lc-ov-heat-card { flex: 1 0 auto; display: flex; flex-direction: column; }
 
 /*
  * The activity heatmap: fixed-size square cells (8 week columns ≈ a 200px