diff --git a/src/components/profile/ProfilePanel.module.css b/src/components/profile/ProfilePanel.module.css
index aea5d08..3d2610c 100644
--- a/src/components/profile/ProfilePanel.module.css
+++ b/src/components/profile/ProfilePanel.module.css
@@ -38,14 +38,22 @@
 }
 
 .closeBtn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  /* Large touch target (≈44px) for easy tapping; negative margins pull it back
+     into the titlebar padding so the bar itself stays compact. */
+  min-width: 44px;
+  min-height: 44px;
+  margin: -8px -6px -8px 0;
   background: none;
   border: none;
   color: #94a3b8;
-  font-size: 13px;
+  font-size: 16px;
   line-height: 1;
-  padding: 2px 5px;
-  border-radius: 3px;
+  border-radius: 6px;
   cursor: pointer;
+  touch-action: manipulation;
 }
 
 .closeBtn:hover {
diff --git a/src/components/profile/ProfilePanel.tsx b/src/components/profile/ProfilePanel.tsx
index 0d85d1b..466c723 100644
--- a/src/components/profile/ProfilePanel.tsx
+++ b/src/components/profile/ProfilePanel.tsx
@@ -45,6 +45,7 @@ const DEFAULT_RECT: PanelRect = {
 export function ProfilePanel({ mapRef }: Props) {
   const procedure = useProfileProcedure()
   const clearSelection = useSelectionStore((s) => s.clear)
+  const selectAircraft = useSelectionStore((s) => s.select)
   const selectedHex = useSelectionStore((s) => selectedHexOf(s.selected))
 
   const procedures = useProcedureStore((s) => s.procedures)
@@ -111,8 +112,15 @@ export function ProfilePanel({ mapRef }: Props) {
     const containerW = containerRect.width
     const containerH = containerRect.height
 
-    const width = Math.min(720, Math.max(PROFILE_PANEL_MIN_W, containerW - 2 * PROFILE_MARGIN_PX))
-    const height = Math.min(PROFILE_PANEL_MIN_H, Math.max(160, containerH - 2 * PROFILE_MARGIN_PX))
+    // Fit within the viewport width. On phones (portrait ≈ 360 CSS px) the
+    // 520px preferred width overflows the screen edge, so cap to what's
+    // available rather than forcing the desktop minimum.
+    const available = Math.max(160, containerW - 2 * PROFILE_MARGIN_PX)
+    const width = Math.min(720, available)
+    // A narrow (phone) layout wraps the header boxes onto extra rows; give it
+    // more vertical room so the wrapped header doesn't squeeze the plot.
+    const maxHeight = width < PROFILE_PANEL_MIN_W ? 400 : PROFILE_PANEL_MIN_H
+    const height = Math.min(maxHeight, Math.max(160, containerH - 2 * PROFILE_MARGIN_PX))
 
     const candidates: Rect[] = [
       { x: PROFILE_MARGIN_PX, y: PROFILE_MARGIN_PX, w: width, h: height },
@@ -263,7 +271,15 @@ export function ProfilePanel({ mapRef }: Props) {
         onPointerCancel={onTitlebarPointerUp}
       >
         <span className={styles.titlebarLabel}>Vertical Profile</span>
-        <button className={styles.closeBtn} onClick={() => clearSelection()} aria-label="Close profile panel">
+        <button
+          className={styles.closeBtn}
+          // Stop the titlebar's drag-start handler (which preventDefault()s the
+          // pointerdown, cancelling the button's click on touchscreens) from
+          // seeing this tap, so the native click fires normally.
+          onPointerDown={(e) => e.stopPropagation()}
+          onClick={() => clearSelection()}
+          aria-label="Close profile panel"
+        >
           ✕
         </button>
       </div>
@@ -277,6 +293,7 @@ export function ProfilePanel({ mapRef }: Props) {
                 model={model}
                 liveAircraft={liveAircraft}
                 selectedTrail={selectedTrail}
+                onSelectAircraft={(hex) => selectAircraft({ kind: 'aircraft', hex })}
                 width={Math.max(svgSize.width, 1)}
                 height={Math.max(svgSize.height, 1)}
               />
diff --git a/src/components/profile/ProfileSvg.module.css b/src/components/profile/ProfileSvg.module.css
index e91cfca..de684c7 100644
--- a/src/components/profile/ProfileSvg.module.css
+++ b/src/components/profile/ProfileSvg.module.css
@@ -14,13 +14,18 @@
    (altitude IS the y axis already) — visible as a deviation trace but never
    competing with the descent path or a live aircraft's own glyph. */
 .selectedTrail {
-  stroke: #38bdf8; /* same sky blue as the selected aircraft glyph (.aircraft), dimmed */
-  stroke-width: 1.5;
-  stroke-opacity: 0.4;
+  stroke: #7dd3fc; /* brightened sky blue — the flown trail must stay clearly visible */
+  stroke-width: 2;
+  stroke-opacity: 0.9;
   stroke-linecap: round;
   fill: none;
 }
 
+/* Aircraft glyph with a tap/click hit target (profile selection). */
+.aircraftClickable {
+  cursor: pointer;
+}
+
 /* ── ground / terrain reference ─────────────────────────────────── */
 .groundLine {
   stroke: #64748b;
diff --git a/src/components/profile/ProfileSvg.tsx b/src/components/profile/ProfileSvg.tsx
index b23d463..e4e7e17 100644
--- a/src/components/profile/ProfileSvg.tsx
+++ b/src/components/profile/ProfileSvg.tsx
@@ -19,6 +19,9 @@ interface Props {
    *  time/distance gaps — see src/geo/profileTrail.ts. Empty/omitted when no
    *  aircraft is selected. Drawn as the lowest layer in the plot. */
   selectedTrail?: ProfileTrailPoint[][]
+  /** Select an aircraft (by hex) when its profile glyph is tapped/clicked —
+   *  updates the map selection and swaps in that plane's flown trail. */
+  onSelectAircraft?: (hex: string) => void
   width: number
   height: number
 }
@@ -186,12 +189,14 @@ function AircraftGlyph({
   label,
   isSelected,
   labelAbove,
+  onSelect,
 }: {
   x: number
   y: number
   label: string
   isSelected: boolean
   labelAbove: boolean
+  onSelect?: () => void
 }) {
   const labelY = y + (labelAbove ? AIRCRAFT_LABEL_ABOVE_DY : AIRCRAFT_LABEL_BELOW_DY)
   // Feather points RIGHT with its tip at (x, y). The tip — not the body center —
@@ -201,7 +206,18 @@ function AircraftGlyph({
     `${x - AIRCRAFT_BODY_LEN},${y + AIRCRAFT_BODY_HALF_H} ${x},${y} ` +
     `${x - AIRCRAFT_BODY_LEN},${y - AIRCRAFT_BODY_HALF_H} ${x - AIRCRAFT_NOTCH_LEN},${y}`
   return (
-    <g>
+    <g className={onSelect ? styles.aircraftClickable : undefined} onClick={onSelect}>
+      {/* Transparent hit target — a generous touch/click area centered on the
+          glyph body so the small feather is easy to tap on a touchscreen. */}
+      {onSelect && (
+        <rect
+          x={x - AIRCRAFT_BODY_LEN - 8}
+          y={y - AIRCRAFT_BODY_HALF_H - 12}
+          width={AIRCRAFT_BODY_LEN + 20}
+          height={AIRCRAFT_BODY_HALF_H * 2 + 24}
+          fill="transparent"
+        />
+      )}
       <polygon className={isSelected ? styles.aircraft : styles.aircraftInactive} points={points} />
       <text
         className={isSelected ? styles.aircraftLabel : styles.aircraftLabelDimmed}
@@ -459,7 +475,7 @@ function HoldInLieuFigure({
 
 // Memoized: the live-aircraft tick re-renders the parent every second, but
 // the static profile geometry only depends on model/width/height.
-export const ProfileSvg = memo(function ProfileSvg({ model, liveAircraft = [], selectedTrail = [], width, height }: Props) {
+export const ProfileSvg = memo(function ProfileSvg({ model, liveAircraft = [], selectedTrail = [], onSelectAircraft, width, height }: Props) {
   if (model.fixes.length < 2) {
     return (
       <svg className={styles.svg} width={width} height={height} viewBox={`0 0 ${width} ${height}`}>
@@ -879,6 +895,7 @@ export const ProfileSvg = memo(function ProfileSvg({ model, liveAircraft = [], s
             label={ac.label}
             isSelected={ac.isSelected}
             labelAbove={labelSides[i] === 'above'}
+            onSelect={onSelectAircraft ? () => onSelectAircraft(ac.hex) : undefined}
           />
         ))
       })()}