diff --git a/src/components/messageStream/AttachmentDownloadPill.tsx b/src/components/messageStream/AttachmentDownloadPill.tsx
index 82b51d3..cf8481c 100644
--- a/src/components/messageStream/AttachmentDownloadPill.tsx
+++ b/src/components/messageStream/AttachmentDownloadPill.tsx
@@ -20,6 +20,14 @@ type AttachmentDownloadPillProps = {
    * Defaults to false (fixed 30px) for standalone images/videos.
    */
   adaptive?: boolean;
+  /**
+   * Visual size. `sm` (default, 30 px tall) for inline tiles where space is
+   * tight. `lg` (44 px tall with a 24 px icon and 14 px text) for overlay
+   * surfaces like the image lightbox or fullscreen video player where the
+   * affordance can breathe and should feel touch-friendly.
+   * Ignored when `adaptive` is set.
+   */
+  size?: "sm" | "lg";
 };
 
 export function AttachmentDownloadPill({
@@ -28,6 +36,7 @@ export function AttachmentDownloadPill({
   leadingLabel,
   className = "absolute left-2 top-2",
   adaptive = false,
+  size = "sm",
 }: AttachmentDownloadPillProps) {
   const { t } = useI18n();
   const { showToast } = useToast();
@@ -46,52 +55,56 @@ export function AttachmentDownloadPill({
     }
   };
 
+  const isLg = !adaptive && size === "lg";
+
+  const fontCls = adaptive
+    ? "text-[clamp(10px,7cqw,12px)]"
+    : isLg
+      ? "text-[14px] font-medium"
+      : "text-[12px]";
+
+  const squareCls = adaptive
+    ? "h-[clamp(22px,18cqw,30px)] w-[clamp(22px,18cqw,30px)]"
+    : isLg
+      ? "h-[44px] w-[44px]"
+      : "h-[30px] w-[30px]";
+
+  const iconCls = adaptive
+    ? "h-[clamp(13px,11cqw,18px)] w-[clamp(13px,11cqw,18px)]"
+    : isLg
+      ? "h-[22px] w-[22px]"
+      : "h-[18px] w-[18px]";
+
+  const textBoxCls = adaptive
+    ? "h-[clamp(22px,18cqw,30px)] px-[clamp(6px,6cqw,10px)]"
+    : isLg
+      ? "h-[44px] px-4"
+      : "h-[30px] px-2.5";
+
   return (
     <button
       type="button"
       onClick={handleDownload}
       disabled={isDownloading}
-      className={`group z-10 inline-flex overflow-hidden rounded-full bg-black/80 ${
-        adaptive ? "text-[clamp(10px,7cqw,12px)]" : "text-[12px]"
-      } text-white shadow-lg ring-1 ring-inset ring-white/20 backdrop-blur-md transition hover:bg-black/90 disabled:cursor-wait ${className}`}
+      className={`group z-10 inline-flex overflow-hidden rounded-full bg-black/80 ${fontCls} text-white shadow-lg ring-1 ring-inset ring-white/20 backdrop-blur-md transition hover:bg-black/90 disabled:cursor-wait ${className}`}
       aria-label={
         isDownloading ? t("downloading") : `Download ${attachment.filename}`
       }
       aria-busy={isDownloading}
     >
       <span
-        className={`flex items-center justify-center bg-[#545454]/50 transition group-hover:bg-[#545454]/70 ${
-          adaptive
-            ? "h-[clamp(22px,18cqw,30px)] w-[clamp(22px,18cqw,30px)]"
-            : "h-[30px] w-[30px]"
-        }`}
+        className={`flex items-center justify-center bg-[#545454]/50 transition group-hover:bg-[#545454]/70 ${squareCls}`}
       >
         {isDownloading ? (
           <LoaderCircle
-            className={`${
-              adaptive
-                ? "h-[clamp(13px,11cqw,18px)] w-[clamp(13px,11cqw,18px)]"
-                : "h-[18px] w-[18px]"
-            } animate-spin`}
+            className={`${iconCls} animate-spin`}
             strokeWidth={2.3}
           />
         ) : (
-          <DownloadCloudIcon
-            className={
-              adaptive
-                ? "h-[clamp(13px,11cqw,18px)] w-[clamp(13px,11cqw,18px)]"
-                : "h-[18px] w-[18px]"
-            }
-          />
+          <DownloadCloudIcon className={iconCls} />
         )}
       </span>
-      <span
-        className={`flex items-center gap-0.5 ${
-          adaptive
-            ? "h-[clamp(22px,18cqw,30px)] px-[clamp(6px,6cqw,10px)]"
-            : "h-[30px] px-2.5"
-        }`}
-      >
+      <span className={`flex items-center gap-1 ${textBoxCls}`}>
         {isDownloading ? (
           t("downloading")
         ) : (
diff --git a/src/components/messageStream/MessageInlineVideo.tsx b/src/components/messageStream/MessageInlineVideo.tsx
new file mode 100644
index 0000000..c4ae03b
--- /dev/null
+++ b/src/components/messageStream/MessageInlineVideo.tsx
@@ -0,0 +1,368 @@
+import { Maximize2, Pause, Play } from "lucide-react";
+import {
+  useCallback,
+  useEffect,
+  useRef,
+  useState,
+  type MouseEvent as ReactMouseEvent,
+  type PointerEvent as ReactPointerEvent,
+} from "react";
+import type { Attachment } from "../../types/post";
+import { AttachmentDownloadPill } from "./AttachmentDownloadPill";
+import { useVideoPlayer } from "./overlays/VideoPlayer";
+
+function pad2(n: number): string {
+  return String(Math.floor(n)).padStart(2, "0");
+}
+
+function formatClock(sec: number): string {
+  if (!Number.isFinite(sec) || sec < 0) return "0:00";
+  const m = Math.floor(sec / 60);
+  const s = Math.floor(sec % 60);
+  return `${m}:${pad2(s)}`;
+}
+
+type Size = "sm" | "lg";
+
+type SizeTokens = {
+  /** Padding / gap of the bottom controls bar. */
+  bar: string;
+  /** Square hit area of the play/pause and fullscreen buttons. */
+  btn: string;
+  /** Lucide icon inside the bar buttons. */
+  btnIcon: string;
+  /** Center play affordance shown while paused. */
+  centerBox: string;
+  /** Lucide icon inside the centered play affordance. */
+  centerIcon: string;
+  /** Hit area of the scrub bar wrapper. */
+  scrubRow: string;
+  /** Visible fill rail. */
+  scrubRail: string;
+  /** Drag handle dot. */
+  scrubHandle: string;
+  /** Time text. */
+  timeText: string;
+};
+
+const TOKENS: Record<Size, SizeTokens> = {
+  sm: {
+    bar: "gap-2 px-3 pb-2 pt-6 text-[12px]",
+    btn: "h-7 w-7",
+    btnIcon: "h-4 w-4",
+    centerBox: "h-14 w-14 md:h-16 md:w-16",
+    centerIcon: "h-6 w-6",
+    scrubRow: "h-5",
+    scrubRail: "h-1",
+    scrubHandle: "h-3 w-3",
+    timeText: "",
+  },
+  lg: {
+    bar: "gap-3 px-5 pb-4 pt-10 text-[14px]",
+    btn: "h-10 w-10",
+    btnIcon: "h-5 w-5",
+    centerBox: "h-20 w-20 md:h-24 md:w-24",
+    centerIcon: "h-8 w-8",
+    scrubRow: "h-7",
+    scrubRail: "h-1.5",
+    scrubHandle: "h-4 w-4",
+    timeText: "text-[14px]",
+  },
+};
+
+/**
+ * Cross-platform inline video player with custom controls. Disables every
+ * native control overlay (iOS Safari's `playsInline` UI is otherwise
+ * impossible to fully tame via CSS) and reimplements the essentials:
+ *
+ *   - Centered play affordance while paused.
+ *   - Bottom bar with play/pause, current time, scrub bar, total time, and
+ *     a fullscreen button.
+ *   - Tap on the video toggles play/pause.
+ *   - Click or drag on the scrub bar seeks live to that point (mouse +
+ *     touch, via pointer events with pointer capture).
+ *
+ * The download pill is preserved at the top-left so it lives alongside the
+ * existing visual language of the message bubbles.
+ */
+export function MessageInlineVideo({
+  postId,
+  attachment,
+  initialTime = 0,
+  autoPlay = true,
+  leadingLabel,
+  hideDownload = false,
+  hideFullscreen = false,
+  onTimeUpdate,
+  size = "sm",
+}: {
+  postId: string;
+  attachment: Attachment;
+  initialTime?: number;
+  autoPlay?: boolean;
+  leadingLabel?: string;
+  /** Suppress the top-left download pill (overlay supplies its own). */
+  hideDownload?: boolean;
+  /** Suppress the fullscreen button (when we are already in fullscreen). */
+  hideFullscreen?: boolean;
+  /** Reports the playhead to the parent on every native `timeupdate`. */
+  onTimeUpdate?: (currentTime: number) => void;
+  /**
+   * `sm` (default) for bubble-sized inline players. `lg` for surfaces like
+   * the fullscreen overlay where controls should feel touch-friendly.
+   */
+  size?: Size;
+}) {
+  const { openVideo } = useVideoPlayer();
+  const videoRef = useRef<HTMLVideoElement>(null);
+  const scrubRef = useRef<HTMLDivElement>(null);
+  const [isPlaying, setIsPlaying] = useState(false);
+  const [currentTime, setCurrentTime] = useState(initialTime);
+  const [duration, setDuration] = useState(attachment.durationSec ?? 0);
+  const [isScrubbing, setIsScrubbing] = useState(false);
+
+  const t = TOKENS[size];
+
+  useEffect(() => {
+    const v = videoRef.current;
+    if (!v) return;
+    const onPlay = () => setIsPlaying(true);
+    const onPause = () => setIsPlaying(false);
+    const onTime = () => {
+      setCurrentTime(v.currentTime);
+      onTimeUpdate?.(v.currentTime);
+    };
+    // `seeked` fires even when the video is paused, so an external
+    // `currentTime = ...` (e.g. syncing back from fullscreen) reaches state
+    // immediately instead of waiting for the next `timeupdate`.
+    const onSeeked = () => {
+      setCurrentTime(v.currentTime);
+      onTimeUpdate?.(v.currentTime);
+    };
+    const onMeta = () => {
+      if (Number.isFinite(v.duration)) setDuration(v.duration);
+      if (initialTime > 0) {
+        try {
+          v.currentTime = initialTime;
+        } catch {
+          // Ignore out-of-range seeks.
+        }
+      }
+    };
+    v.addEventListener("play", onPlay);
+    v.addEventListener("pause", onPause);
+    v.addEventListener("timeupdate", onTime);
+    v.addEventListener("seeked", onSeeked);
+    v.addEventListener("loadedmetadata", onMeta);
+    return () => {
+      v.removeEventListener("play", onPlay);
+      v.removeEventListener("pause", onPause);
+      v.removeEventListener("timeupdate", onTime);
+      v.removeEventListener("seeked", onSeeked);
+      v.removeEventListener("loadedmetadata", onMeta);
+    };
+  }, [initialTime, onTimeUpdate]);
+
+  const togglePlay = useCallback(() => {
+    const v = videoRef.current;
+    if (!v) return;
+    if (v.paused) v.play().catch(() => {});
+    else v.pause();
+  }, []);
+
+  const seekToClientX = useCallback((clientX: number) => {
+    const el = scrubRef.current;
+    const v = videoRef.current;
+    if (!el || !v || !Number.isFinite(v.duration)) return;
+    const rect = el.getBoundingClientRect();
+    const ratio = Math.max(0, Math.min(1, (clientX - rect.left) / rect.width));
+    const next = ratio * v.duration;
+    try {
+      v.currentTime = next;
+    } catch {
+      // Ignore out-of-range seeks.
+    }
+    setCurrentTime(next);
+  }, []);
+
+  const onScrubPointerDown = useCallback(
+    (e: ReactPointerEvent<HTMLDivElement>) => {
+      e.preventDefault();
+      e.currentTarget.setPointerCapture(e.pointerId);
+      setIsScrubbing(true);
+      seekToClientX(e.clientX);
+    },
+    [seekToClientX],
+  );
+
+  const onScrubPointerMove = useCallback(
+    (e: ReactPointerEvent<HTMLDivElement>) => {
+      if (!isScrubbing) return;
+      seekToClientX(e.clientX);
+    },
+    [isScrubbing, seekToClientX],
+  );
+
+  const onScrubPointerEnd = useCallback(
+    (e: ReactPointerEvent<HTMLDivElement>) => {
+      if (!isScrubbing) return;
+      try {
+        e.currentTarget.releasePointerCapture(e.pointerId);
+      } catch {
+        // Pointer may already have been released.
+      }
+      setIsScrubbing(false);
+    },
+    [isScrubbing],
+  );
+
+  const goFullscreen = useCallback(
+    (e: ReactMouseEvent<HTMLButtonElement>) => {
+      e.stopPropagation();
+      const v = videoRef.current;
+      if (!v) return;
+      const resumeAt = Number.isFinite(v.currentTime) ? v.currentTime : 0;
+      v.pause();
+      openVideo(
+        attachment,
+        resumeAt,
+        (finalTime) => {
+          const inline = videoRef.current;
+          if (!inline || !Number.isFinite(finalTime)) return;
+          // Update React state synchronously so the progress bar paints the
+          // new playhead in the next frame, before the <video> seek round-
+          // trip emits its own events (paused videos don't fire timeupdate
+          // and `seeked` can lag ~hundreds of ms).
+          setCurrentTime(finalTime);
+          onTimeUpdate?.(finalTime);
+          const apply = () => {
+            try {
+              inline.currentTime = finalTime;
+            } catch {
+              // Ignore out-of-range seeks.
+            }
+          };
+          if (inline.readyState >= 1) apply();
+          else inline.addEventListener("loadedmetadata", apply, { once: true });
+        },
+        postId,
+      );
+    },
+    [attachment, openVideo, postId],
+  );
+
+  const progressPct = duration > 0 ? (currentTime / duration) * 100 : 0;
+  const remaining = Math.max(0, duration - currentTime);
+  const handleOffset = size === "lg" ? 8 : 6;
+
+  return (
+    <>
+      <video
+        ref={videoRef}
+        src={attachment.url}
+        poster={attachment.posterUrl}
+        playsInline
+        autoPlay={autoPlay}
+        onClick={togglePlay}
+        className="absolute inset-0 h-full w-full object-contain"
+      />
+
+      {hideDownload ? null : (
+        <AttachmentDownloadPill
+          postId={postId}
+          attachment={attachment}
+          leadingLabel={leadingLabel}
+          className="absolute left-2 top-2 z-20"
+        />
+      )}
+
+      {!isPlaying ? (
+        <button
+          type="button"
+          onClick={(e) => {
+            e.stopPropagation();
+            togglePlay();
+          }}
+          className="absolute inset-0 z-10 flex items-center justify-center"
+          aria-label="Play"
+        >
+          <span
+            className={`flex items-center justify-center rounded-full bg-black/60 text-white shadow-lg ring-1 ring-white/15 backdrop-blur-md transition group-hover:bg-black/70 ${t.centerBox}`}
+          >
+            <Play className={`translate-x-0.5 fill-white ${t.centerIcon}`} />
+          </span>
+        </button>
+      ) : null}
+
+      <div
+        className={`absolute inset-x-0 bottom-0 z-20 flex items-center bg-gradient-to-t from-black/85 via-black/45 to-transparent leading-none text-white ${t.bar}`}
+        onClick={(e) => e.stopPropagation()}
+      >
+        <button
+          type="button"
+          onClick={togglePlay}
+          className={`flex shrink-0 items-center justify-center text-white transition hover:scale-105 ${t.btn}`}
+          aria-label={isPlaying ? "Pause" : "Play"}
+        >
+          {isPlaying ? (
+            <Pause className={`fill-white ${t.btnIcon}`} />
+          ) : (
+            <Play className={`translate-x-0.5 fill-white ${t.btnIcon}`} />
+          )}
+        </button>
+
+        <span className={`shrink-0 tabular-nums text-white ${t.timeText}`}>
+          {formatClock(currentTime)}
+        </span>
+
+        <div
+          ref={scrubRef}
+          role="slider"
+          aria-label="Seek"
+          aria-valuemin={0}
+          aria-valuemax={duration || 0}
+          aria-valuenow={currentTime}
+          tabIndex={0}
+          onPointerDown={onScrubPointerDown}
+          onPointerMove={onScrubPointerMove}
+          onPointerUp={onScrubPointerEnd}
+          onPointerCancel={onScrubPointerEnd}
+          className={`group relative min-w-0 flex-1 cursor-pointer touch-none select-none ${t.scrubRow}`}
+        >
+          <div
+            className={`absolute inset-x-0 top-1/2 -translate-y-1/2 overflow-hidden rounded-full bg-white/25 ${t.scrubRail}`}
+          >
+            <div
+              className={`h-full bg-white ${
+                isScrubbing ? "" : "transition-[width] duration-150 ease-out"
+              }`}
+              style={{ width: `${progressPct}%` }}
+            />
+          </div>
+          <div
+            aria-hidden
+            className={`pointer-events-none absolute top-1/2 -translate-y-1/2 rounded-full bg-white shadow-lg transition-transform duration-150 ease-out ${
+              isScrubbing ? "scale-125" : "scale-100"
+            } ${t.scrubHandle}`}
+            style={{ left: `calc(${progressPct}% - ${handleOffset}px)` }}
+          />
+        </div>
+
+        <span className={`shrink-0 tabular-nums text-white/80 ${t.timeText}`}>
+          -{formatClock(remaining)}
+        </span>
+
+        {hideFullscreen ? null : (
+          <button
+            type="button"
+            onClick={goFullscreen}
+            className={`flex shrink-0 items-center justify-center text-white transition hover:scale-105 ${t.btn}`}
+            aria-label="Fullscreen"
+          >
+            <Maximize2 className={t.btnIcon} strokeWidth={2.2} />
+          </button>
+        )}
+      </div>
+    </>
+  );
+}
diff --git a/src/components/messageStream/bubbles/VideoBubble.tsx b/src/components/messageStream/bubbles/VideoBubble.tsx
index 0771fa6..e33844a 100644
--- a/src/components/messageStream/bubbles/VideoBubble.tsx
+++ b/src/components/messageStream/bubbles/VideoBubble.tsx
@@ -1,10 +1,11 @@
 import { LoaderCircle, Play, X } from "lucide-react";
 import { DownloadCloudIcon } from "../../icons/DownloadCloudIcon";
-import { useEffect, useRef, useState } from "react";
+import { useEffect, useState } from "react";
 import { createPortal } from "react-dom";
 import { useI18n } from "../../../i18n";
 import type { Attachment, Post } from "../../../types/post";
 import { AttachmentDownloadPill } from "../AttachmentDownloadPill";
+import { MessageInlineVideo } from "../MessageInlineVideo";
 import { useVideoPlayer } from "../overlays/VideoPlayer";
 import { autolink } from "../utils/autolink";
 import { CollapsibleText } from "../CollapsibleText";
@@ -56,7 +57,6 @@ function VideoAttachmentCard({
 }) {
   const { openVideo } = useVideoPlayer();
   const [playing, setPlaying] = useState(false);
-  const videoRef = useRef<HTMLVideoElement>(null);
   const posterUrl = attachment.posterUrl ?? attachment.thumbnailUrl;
   const duration = formatDuration(attachment.durationSec);
   const previewVideoUrl = attachment.url.includes("#")
@@ -73,26 +73,11 @@ function VideoAttachmentCard({
       style={compact ? undefined : { aspectRatio: videoRatio(attachment) }}
     >
       {playing && !compact ? (
-        <>
-          <video
-            ref={videoRef}
-            src={attachment.url}
-            poster={attachment.posterUrl}
-            controls
-            controlsList="nodownload noplaybackrate noremoteplayback"
-            disablePictureInPicture
-            playsInline
-            autoPlay
-            onClick={(e) => e.stopPropagation()}
-            className="ark-message-video absolute inset-0 h-full w-full"
-          />
-          <AttachmentDownloadPill
-            postId={postId}
-            attachment={attachment}
-            leadingLabel={duration}
-            className="absolute left-2 top-2 z-20"
-          />
-        </>
+        <MessageInlineVideo
+          postId={postId}
+          attachment={attachment}
+          leadingLabel={duration}
+        />
       ) : (
         <>
           {posterUrl ? (
@@ -141,7 +126,7 @@ function VideoAttachmentCard({
               type="button"
               onClick={(e) => {
                 e.stopPropagation();
-                if (compact) openVideo(attachment, 0);
+                if (compact) openVideo(attachment, 0, undefined, postId);
                 else setPlaying(true);
               }}
               className="absolute inset-0 flex items-center justify-center"
@@ -370,7 +355,7 @@ export function VideoBubble({ post }: { post: Post }) {
             onClose={() => setListOpen(false)}
             onPick={(att) => {
               setListOpen(false);
-              openVideo(att, 0);
+              openVideo(att, 0, undefined, post.id);
             }}
           />
         ) : null}
diff --git a/src/components/messageStream/overlays/ImageLightbox.tsx b/src/components/messageStream/overlays/ImageLightbox.tsx
index fb60e19..617f9d3 100644
--- a/src/components/messageStream/overlays/ImageLightbox.tsx
+++ b/src/components/messageStream/overlays/ImageLightbox.tsx
@@ -8,14 +8,11 @@ import {
   type PropsWithChildren,
 } from "react";
 import { createPortal } from "react-dom";
-import { ChevronLeft, ChevronRight, LoaderCircle, X } from "lucide-react";
+import { ChevronLeft, ChevronRight, X } from "lucide-react";
 import type { Attachment } from "../../../types/post";
-import { DownloadCloudIcon } from "../../icons/DownloadCloudIcon";
-import { useI18n } from "../../../i18n";
-import { useToast } from "../../Toast";
+import { AttachmentDownloadPill } from "../AttachmentDownloadPill";
 import { BubbleImage } from "../BubbleImage";
 import { autolink } from "../utils/autolink";
-import { downloadAttachment } from "../utils/downloadFile";
 
 type LightboxState = {
   images: Attachment[];
@@ -78,50 +75,6 @@ export function ImageLightboxProvider({ children }: PropsWithChildren) {
   );
 }
 
-function LightboxDownloadButton({
-  postId,
-  attachment,
-}: {
-  postId: string;
-  attachment: Attachment;
-}) {
-  const { t } = useI18n();
-  const { showToast } = useToast();
-  const [isDownloading, setIsDownloading] = useState(false);
-
-  const handleDownload = async () => {
-    if (isDownloading) return;
-    setIsDownloading(true);
-    try {
-      await downloadAttachment(postId, attachment.id, attachment.filename);
-    } catch {
-      showToast(t("downloadFail"), "error");
-    } finally {
-      setIsDownloading(false);
-    }
-  };
-
-  return (
-    <button
-      type="button"
-      onClick={(e) => {
-        e.stopPropagation();
-        handleDownload();
-      }}
-      disabled={isDownloading}
-      className="flex h-10 w-10 items-center justify-center rounded-full bg-white/10 text-white transition hover:bg-white/20 disabled:cursor-wait"
-      aria-label={isDownloading ? t("downloading") : t("download")}
-      aria-busy={isDownloading}
-    >
-      {isDownloading ? (
-        <LoaderCircle className="h-5 w-5 animate-spin" strokeWidth={2.3} />
-      ) : (
-        <DownloadCloudIcon className="h-5 w-5" />
-      )}
-    </button>
-  );
-}
-
 function Filmstrip({
   images,
   index,
@@ -261,15 +214,20 @@ function LightboxView({
         </div>
         <div className="flex items-center gap-2">
           {postId ? (
-            <LightboxDownloadButton postId={postId} attachment={current} />
+            <AttachmentDownloadPill
+              postId={postId}
+              attachment={current}
+              size="lg"
+              className=""
+            />
           ) : null}
           <button
             type="button"
             onClick={onClose}
-            className="flex h-10 w-10 items-center justify-center rounded-full bg-white/10 text-white transition hover:bg-white/20"
+            className="flex h-11 w-11 items-center justify-center rounded-full bg-white/10 text-white shadow-lg ring-1 ring-white/15 backdrop-blur-md transition hover:bg-white/20"
             aria-label="Close"
           >
-            <X className="h-5 w-5" />
+            <X className="h-6 w-6" />
           </button>
         </div>
       </div>
diff --git a/src/components/messageStream/overlays/VideoPlayer.tsx b/src/components/messageStream/overlays/VideoPlayer.tsx
index 4327752..310a64b 100644
--- a/src/components/messageStream/overlays/VideoPlayer.tsx
+++ b/src/components/messageStream/overlays/VideoPlayer.tsx
@@ -10,14 +10,32 @@ import {
 import { createPortal } from "react-dom";
 import { X } from "lucide-react";
 import type { Attachment } from "../../../types/post";
+import { AttachmentDownloadPill } from "../AttachmentDownloadPill";
+import { MessageInlineVideo } from "../MessageInlineVideo";
+
+type OnClose = (finalTime: number) => void;
 
 type PlayerState = {
   attachment: Attachment;
   currentTime: number;
+  onClose?: OnClose;
+  /** Post the video belongs to, needed for the download pill. */
+  postId?: string;
 } | null;
 
 type Ctx = {
-  openVideo: (attachment: Attachment, currentTime?: number) => void;
+  /**
+   * Open the fullscreen player. `onClose` (optional) is invoked with the
+   * playhead at the moment the user dismisses the overlay, so callers can
+   * sync the original inline `<video>` back to the time the user actually
+   * watched until.
+   */
+  openVideo: (
+    attachment: Attachment,
+    currentTime?: number,
+    onClose?: OnClose,
+    postId?: string,
+  ) => void;
   closeVideo: () => void;
 };
 
@@ -34,8 +52,12 @@ export function VideoPlayerProvider({ children }: PropsWithChildren) {
   const [state, setState] = useState<PlayerState>(null);
 
   const openVideo = useCallback(
-    (attachment: Attachment, currentTime = 0) =>
-      setState({ attachment, currentTime }),
+    (
+      attachment: Attachment,
+      currentTime = 0,
+      onClose?: OnClose,
+      postId?: string,
+    ) => setState({ attachment, currentTime, onClose, postId }),
     [],
   );
   const closeVideo = useCallback(() => setState(null), []);
@@ -47,7 +69,11 @@ export function VideoPlayerProvider({ children }: PropsWithChildren) {
         <PlayerView
           attachment={state.attachment}
           startAt={state.currentTime}
-          onClose={closeVideo}
+          postId={state.postId}
+          onClose={(finalTime) => {
+            state.onClose?.(finalTime);
+            setState(null);
+          }}
         />
       ) : null}
     </VideoPlayerContext.Provider>
@@ -57,17 +83,28 @@ export function VideoPlayerProvider({ children }: PropsWithChildren) {
 function PlayerView({
   attachment,
   startAt,
+  postId,
   onClose,
 }: {
   attachment: Attachment;
   startAt: number;
-  onClose: () => void;
+  postId?: string;
+  onClose: (finalTime: number) => void;
 }) {
-  const videoRef = useRef<HTMLVideoElement>(null);
+  // Track the playhead reported by the embedded `MessageInlineVideo` so we
+  // can hand it back to the caller when the user dismisses the overlay.
+  const lastTimeRef = useRef<number>(startAt);
+
+  const close = useCallback(() => {
+    const finalTime = Number.isFinite(lastTimeRef.current)
+      ? lastTimeRef.current
+      : startAt;
+    onClose(finalTime);
+  }, [onClose, startAt]);
 
   useEffect(() => {
     const onKey = (e: KeyboardEvent) => {
-      if (e.key === "Escape") onClose();
+      if (e.key === "Escape") close();
     };
     window.addEventListener("keydown", onKey);
 
@@ -101,42 +138,51 @@ function PlayerView({
       body.style.overflow = prev.overflow;
       window.scrollTo(0, scrollY);
     };
-  }, [onClose]);
-
-  useEffect(() => {
-    const v = videoRef.current;
-    if (!v) return;
-    if (startAt > 0) v.currentTime = startAt;
-    v.play().catch(() => {});
-  }, [startAt]);
+  }, [close]);
 
   return createPortal(
     <div
       className="fixed inset-0 z-[100] flex items-center justify-center bg-black/95"
-      onClick={onClose}
+      onClick={close}
       role="dialog"
       aria-modal="true"
     >
+      {postId ? (
+        <AttachmentDownloadPill
+          postId={postId}
+          attachment={attachment}
+          size="lg"
+          className="absolute left-4 top-4 z-10"
+        />
+      ) : null}
       <button
         type="button"
         onClick={(e) => {
           e.stopPropagation();
-          onClose();
+          close();
         }}
-        className="absolute right-4 top-4 z-10 flex h-10 w-10 items-center justify-center rounded-full bg-white/10 text-white transition hover:bg-white/20"
+        className="absolute right-4 top-4 z-10 flex h-11 w-11 items-center justify-center rounded-full bg-white/10 text-white shadow-lg ring-1 ring-white/15 backdrop-blur-md transition hover:bg-white/20"
         aria-label="Close"
       >
-        <X className="h-5 w-5" />
+        <X className="h-6 w-6" />
       </button>
-      <video
-        ref={videoRef}
-        src={attachment.url}
-        poster={attachment.posterUrl}
-        controls
-        playsInline
-        className="max-h-[92vh] max-w-[96vw] outline-none"
+      <div
+        className="relative h-full w-full"
         onClick={(e) => e.stopPropagation()}
-      />
+      >
+        <MessageInlineVideo
+          postId={postId ?? ""}
+          attachment={attachment}
+          initialTime={startAt}
+          autoPlay
+          hideDownload
+          hideFullscreen
+          size="lg"
+          onTimeUpdate={(t) => {
+            lastTimeRef.current = t;
+          }}
+        />
+      </div>
     </div>,
     document.body,
   );