feat: update public preview UI with adjustable sidebar height, layer panel toggle, and synchronized data loading states(mobile UI)

src/components/ui/chat/ChatbotWidget.tsx

@@ -14,8 +14,10 @@ type Message = {
 
 export default function ChatbotWidget({
   projectId = "",
+  hideFloatingButton = false,
 }: {
   projectId?: string;
+  hideFloatingButton?: boolean;
 }) {
   const [isOpen, setIsOpen] = useState(false);
   const [messages, setMessages] = useState<Message[]>([
@@ -33,6 +35,14 @@ export default function ChatbotWidget({
     messagesEndRef.current?.scrollIntoView({ behavior: "smooth" });
   };
 
+  useEffect(() => {
+    const handleToggle = () => setIsOpen((prev) => !prev);
+    window.addEventListener("toggle-chatbot", handleToggle);
+    return () => {
+      window.removeEventListener("toggle-chatbot", handleToggle);
+    };
+  }, []);
+
   useEffect(() => {
     if (isOpen) {
       scrollToBottom();
@@ -93,7 +103,7 @@ export default function ChatbotWidget({
 
   return (
     <div className="fixed bottom-8 right-8 z-50">
-      {!isOpen && (
+      {!isOpen && !hideFloatingButton && (
         <button
           name="AI chat"
           onClick={() => setIsOpen(true)}

src/uhm/components/Map.tsx

@@ -416,6 +416,11 @@ const Map = memo(forwardRef<MapHandle, MapProps>(function Map({
                                 cursor: pointer;
                                 outline: none;
                             }
+                            @media (max-width: 768px) {
+                                .premium-zoom-slider {
+                                    display: none !important;
+                                }
+                            }
                             .premium-zoom-slider::-webkit-slider-runnable-track {
                                 width: 100%;
                                 height: 6px;
@@ -514,6 +519,7 @@ const Map = memo(forwardRef<MapHandle, MapProps>(function Map({
                                     minWidth: "40px",
                                     transition: "color 0.25s ease",
                                 }}
+                                className="hidden sm:block"
                             >
                                 {isGlobeProjection ? "Globe" : "Flat"}
                             </span>
@@ -613,69 +619,71 @@ const Map = memo(forwardRef<MapHandle, MapProps>(function Map({
                             </button>
                         ) : null}
 
-                        <button
+                        <div className="hidden sm:flex items-center gap-[10px] flex-shrink-0">
-                            type="button"
+                            <button
-                            onClick={() => handleZoomByStep(-0.8)}
+                                type="button"
-                            className="premium-zoom-btn"
+                                onClick={() => handleZoomByStep(-0.8)}
-                            style={{ flexShrink: 0 }}
+                                className="premium-zoom-btn"
-                            aria-label="Zoom out"
+                                style={{ flexShrink: 0 }}
-                        >
+                                aria-label="Zoom out"
-                            -
+                            >
-                        </button>
+                                -
+                            </button>
 
-                        <input
+                            <input
-                            type="range"
+                                type="range"
-                            min={zoomBounds.min}
+                                min={zoomBounds.min}
-                            max={zoomBounds.max}
+                                max={zoomBounds.max}
-                            step={0.1}
+                                step={0.1}
-                            value={zoomLevel}
+                                value={zoomLevel}
-                            className="premium-zoom-slider"
+                                className="premium-zoom-slider"
-                            onPointerDown={(event) => {
+                                onPointerDown={(event) => {
-                                event.stopPropagation();
+                                    event.stopPropagation();
-                                try {
+                                    try {
-                                    event.currentTarget.setPointerCapture(event.pointerId);
+                                        event.currentTarget.setPointerCapture(event.pointerId);
-                                } catch {
+                                    } catch {
-                                    // Browser may reject capture for non-primary pointers; drag lock still works.
+                                        // Browser may reject capture for non-primary pointers; drag lock still works.
-                                }
+                                    }
-                                beginZoomSliderDrag();
+                                    beginZoomSliderDrag();
-                            }}
+                                }}
-                            onPointerUp={(event) => {
+                                onPointerUp={(event) => {
-                                event.stopPropagation();
+                                    event.stopPropagation();
-                                try {
+                                    try {
-                                    event.currentTarget.releasePointerCapture(event.pointerId);
+                                        event.currentTarget.releasePointerCapture(event.pointerId);
-                                } catch {
+                                    } catch {
-                                    // Ignore if capture was already released.
+                                        // Ignore if capture was already released.
-                                }
+                                    }
-                                endZoomSliderDrag();
+                                    endZoomSliderDrag();
-                            }}
+                                }}
-                            onPointerCancel={endZoomSliderDrag}
+                                onPointerCancel={endZoomSliderDrag}
-                            onBlur={endZoomSliderDrag}
+                                onBlur={endZoomSliderDrag}
-                            onChange={(event) => handleZoomSliderChange(Number(event.target.value))}
+                                onChange={(event) => handleZoomSliderChange(Number(event.target.value))}
-                            aria-label="Map zoom"
+                                aria-label="Map zoom"
-                        />
+                            />
 
-                        <button
+                            <button
-                            type="button"
+                                type="button"
-                            onClick={() => handleZoomByStep(0.8)}
+                                onClick={() => handleZoomByStep(0.8)}
-                            className="premium-zoom-btn"
+                                className="premium-zoom-btn"
-                            style={{ flexShrink: 0 }}
+                                style={{ flexShrink: 0 }}
-                            aria-label="Zoom in"
+                                aria-label="Zoom in"
-                        >
+                            >
-                            +
+                                +
-                        </button>
+                            </button>
 
-                        <div
+                            <div
-                            style={{
+                                style={{
-                                minWidth: "48px",
+                                    minWidth: "48px",
-                                textAlign: "right",
+                                    textAlign: "right",
-                                fontSize: "12px",
+                                    fontSize: "12px",
-                                fontWeight: 700,
+                                    fontWeight: 700,
-                                color: "#94a3b8",
+                                    color: "#94a3b8",
-                                fontVariantNumeric: "tabular-nums",
+                                    fontVariantNumeric: "tabular-nums",
-                                flexShrink: 0,
+                                    flexShrink: 0,
-                            }}
+                                }}
-                        >
+                            >
-                            {zoomLevel.toFixed(1)}x
+                                {zoomLevel.toFixed(1)}x
+                            </div>
                         </div>
                     </div>
                 </div>

src/uhm/components/editor/PresentPlaceSearch.tsx

@@ -282,7 +282,8 @@ export default function PresentPlaceSearch({
             style={{
                 position: "absolute",
                 top: 10,
-                left: leftOffset,
+                left: "50%",
+                transform: "translateX(-50%)",
                 zIndex: 18,
                 width: "min(392px, calc(100vw - 36px))",
                 pointerEvents: "auto",

src/uhm/components/editor/ReplayPreviewLayerPanel.tsx

@@ -9,6 +9,7 @@ type Props = {
     geometryVisibility: Record<string, boolean>;
     onToggleBackground: (id: BackgroundLayerId) => void;
     onToggleGeometry: (typeKey: string) => void;
+    onHide?: () => void;
 };
 
 // Map each layer ID/geometry type to a premium inline SVG icon
@@ -172,6 +173,7 @@ export default function ReplayPreviewLayerPanel({
     geometryVisibility,
     onToggleBackground,
     onToggleGeometry,
+    onHide,
 }: Props) {
     // Categorize geometry types for logical grouping
     const polygonKeys = ["country", "state", "faction", "rebellion_zone"];
@@ -196,10 +198,10 @@ export default function ReplayPreviewLayerPanel({
 
     const renderStyles = () => (
         <style dangerouslySetInnerHTML={{ __html: `
-            .replay-preview-layer-panel::-webkit-scrollbar {
+            .replay-preview-layer-panel-scroll::-webkit-scrollbar {
                 display: none;
             }
-            .replay-preview-layer-panel {
+            .replay-preview-layer-panel-scroll {
                 scrollbar-width: none;
                 -ms-overflow-style: none;
             }
@@ -212,7 +214,6 @@ export default function ReplayPreviewLayerPanel({
             style={{
                 display: "flex",
                 flexDirection: "column",
-                gap: 12,
                 background: "linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.8))",
                 border: "1px solid rgba(148, 163, 184, 0.22)",
                 borderRadius: 20,
@@ -222,96 +223,134 @@ export default function ReplayPreviewLayerPanel({
                 boxShadow: "0 20px 48px rgba(2, 6, 23, 0.45)",
                 backdropFilter: "blur(12px)",
                 maxHeight: "100%",
-                overflowY: "auto",
+                overflow: "hidden",
-                overflowX: "hidden",
             }}
         >
             {renderStyles()}
 
-            {/* Background layers */}
+            <div
-            <div style={groupHeaderStyle}>Map</div>
+                className="replay-preview-layer-panel-scroll"
-            <div style={gridStyle}>
+                style={{
-                {BACKGROUND_LAYER_OPTIONS.map((layer) => {
+                    flexGrow: 1,
-                    const active = Boolean(backgroundVisibility[layer.id]);
+                    overflowY: "auto",
-                    return (
+                    width: "100%",
-                        <button
+                    display: "flex",
-                            key={layer.id}
+                    flexDirection: "column",
-                            type="button"
+                    alignItems: "center",
-                            title={layer.label}
+                    gap: 12,
-                            onClick={() => onToggleBackground(layer.id)}
+                }}
-                            style={getButtonStyles(active, "56, 189, 248")} // sky-400
+            >
-                        >
+                {/* Background layers */}
-                            {LAYER_ICONS[layer.id] || "?"}
+                <div style={groupHeaderStyle}>Map</div>
-                        </button>
+                <div style={gridStyle}>
-                    );
+                    {BACKGROUND_LAYER_OPTIONS.map((layer) => {
-                })}
+                        const active = Boolean(backgroundVisibility[layer.id]);
+                        return (
+                            <button
+                                key={layer.id}
+                                type="button"
+                                title={layer.label}
+                                onClick={() => onToggleBackground(layer.id)}
+                                style={getButtonStyles(active, "56, 189, 248")} // sky-400
+                            >
+                                {LAYER_ICONS[layer.id] || "?"}
+                            </button>
+                        );
+                    })}
+                </div>
+
+                <div style={dividerStyle} />
+
+                {/* Territories / Polygons */}
+                <div style={groupHeaderStyle}>Areas</div>
+                <div style={gridStyle}>
+                    {polygonKeys.map((typeKey) => {
+                        const active = geometryVisibility[typeKey] !== false;
+                        const label = typeKey.replace("_", " ").toUpperCase();
+                        return (
+                            <button
+                                key={typeKey}
+                                type="button"
+                                title={label}
+                                onClick={() => onToggleGeometry(typeKey)}
+                                style={getButtonStyles(active, "249, 115, 22")} // orange-500
+                            >
+                                {LAYER_ICONS[typeKey] || "?"}
+                            </button>
+                        );
+                    })}
+                </div>
+
+                <div style={dividerStyle} />
+
+                {/* Routes / Lines */}
+                <div style={groupHeaderStyle}>Routes</div>
+                <div style={gridStyle}>
+                    {lineKeys.map((typeKey) => {
+                        const active = geometryVisibility[typeKey] !== false;
+                        const label = typeKey.replace("_", " ").toUpperCase();
+                        return (
+                            <button
+                                key={typeKey}
+                                type="button"
+                                title={label}
+                                onClick={() => onToggleGeometry(typeKey)}
+                                style={getButtonStyles(active, "192, 132, 252")} // purple-400
+                            >
+                                {LAYER_ICONS[typeKey] || "?"}
+                            </button>
+                        );
+                    })}
+                </div>
+
+                <div style={dividerStyle} />
+
+                {/* Places & Events / Points */}
+                <div style={groupHeaderStyle}>Points</div>
+                <div style={gridStyle}>
+                    {pointKeys.map((typeKey) => {
+                        const active = geometryVisibility[typeKey] !== false;
+                        const label = typeKey.replace("_", " ").toUpperCase();
+                        return (
+                            <button
+                                key={typeKey}
+                                type="button"
+                                title={label}
+                                onClick={() => onToggleGeometry(typeKey)}
+                                style={getButtonStyles(active, "245, 158, 11")} // amber-500
+                            >
+                                {LAYER_ICONS[typeKey] || "?"}
+                            </button>
+                        );
+                    })}
+                </div>
             </div>
 
-            <div style={dividerStyle} />
+            {onHide && (
-
+                <div
-            {/* Territories / Polygons */}
+                    style={{
-            <div style={groupHeaderStyle}>Areas</div>
+                        width: "100%",
-            <div style={gridStyle}>
+                        display: "flex",
-                {polygonKeys.map((typeKey) => {
+                        flexDirection: "column",
-                    const active = geometryVisibility[typeKey] !== false;
+                        alignItems: "center",
-                    const label = typeKey.replace("_", " ").toUpperCase();
+                        marginTop: 6,
-                    return (
+                        flexShrink: 0,
-                        <button
+                    }}
-                            key={typeKey}
+                >
-                            type="button"
+                    <div style={dividerStyle} />
-                            title={label}
+                    <button
-                            onClick={() => onToggleGeometry(typeKey)}
+                        type="button"
-                            style={getButtonStyles(active, "249, 115, 22")} // orange-500
+                        title="Ẩn bảng lớp bản đồ"
-                        >
+                        onClick={onHide}
-                            {LAYER_ICONS[typeKey] || "?"}
+                        style={getButtonStyles(true, "239, 68, 68")}
-                        </button>
+                    >
-                    );
+                        <svg viewBox="0 0 24 24" width="20" height="20" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
-                })}
+                            <path d="M17.94 17.94A10.07 10.07 0 0 1 12 20c-7 0-11-8-11-8a18.45 18.45 0 0 1 5.06-5.94M9.9 4.24A9.12 9.12 0 0 1 12 4c7 0 11 8 11 8a18.5 18.5 0 0 1-2.16 3.19m-6.72-1.07a3 3 0 1 1-4.24-4.24" />
-            </div>
+                            <line x1="1" y1="1" x2="23" y2="23" />
-
+                        </svg>
-            <div style={dividerStyle} />
+                    </button>
-
+                </div>
-            {/* Routes / Lines */}
+            )}
-            <div style={groupHeaderStyle}>Routes</div>
-            <div style={gridStyle}>
-                {lineKeys.map((typeKey) => {
-                    const active = geometryVisibility[typeKey] !== false;
-                    const label = typeKey.replace("_", " ").toUpperCase();
-                    return (
-                        <button
-                            key={typeKey}
-                            type="button"
-                            title={label}
-                            onClick={() => onToggleGeometry(typeKey)}
-                            style={getButtonStyles(active, "192, 132, 252")} // purple-400
-                        >
-                            {LAYER_ICONS[typeKey] || "?"}
-                        </button>
-                    );
-                })}
-            </div>
-
-            <div style={dividerStyle} />
-
-            {/* Places & Events / Points */}
-            <div style={groupHeaderStyle}>Points</div>
-            <div style={gridStyle}>
-                {pointKeys.map((typeKey) => {
-                    const active = geometryVisibility[typeKey] !== false;
-                    const label = typeKey.replace("_", " ").toUpperCase();
-                    return (
-                        <button
-                            key={typeKey}
-                            type="button"
-                            title={label}
-                            onClick={() => onToggleGeometry(typeKey)}
-                            style={getButtonStyles(active, "245, 158, 11")} // amber-500
-                        >
-                            {LAYER_ICONS[typeKey] || "?"}
-                        </button>
-                    );
-                })}
-            </div>
         </div>
     );
 }

src/uhm/components/map/useMapHoverPopup.ts

@@ -173,7 +173,7 @@ function buildPopupNode(content: MapHoverPopupContent): HTMLElement {
     root.style.overflowY = "auto";
     root.style.padding = "12px";
     root.style.border = "1px solid rgba(255, 255, 255, 0.10)";
-    root.style.borderRadius = "12px";
+    root.style.borderRadius = "0px";
     root.style.background = "rgba(2, 6, 23, 0.95)";
     root.style.boxShadow = "0 18px 36px rgba(0, 0, 0, 0.35)";
     root.style.backdropFilter = "blur(8px)";
@@ -201,7 +201,7 @@ function buildPopupNode(content: MapHoverPopupContent): HTMLElement {
         }
         card.style.width = "100%";
         card.style.border = "1px solid rgba(255, 255, 255, 0.10)";
-        card.style.borderRadius = "8px";
+        card.style.borderRadius = "0px";
         card.style.background = "rgba(255, 255, 255, 0.03)";
         card.style.padding = "12px";
         card.style.textAlign = "left";
@@ -262,7 +262,7 @@ function stylePopupChrome(popup: maplibregl.Popup) {
     const content = element.querySelector(".maplibregl-popup-content") as HTMLElement | null;
     if (content) {
         content.style.padding = "0";
-        content.style.borderRadius = "12px";
+        content.style.borderRadius = "0px";
         content.style.background = "transparent";
         content.style.boxShadow = "none";
     }

src/uhm/components/map/useMapSync.ts

@@ -94,6 +94,10 @@ export function useMapSync({
     isPreviewModeRef.current = isPreviewMode;
 
     const fitBoundsAppliedRef = useRef(false);
+    const lastCountriesStrRef = useRef("");
+    const lastPlacesStrRef = useRef("");
+    const lastPolygonLabelStrRef = useRef("");
+    const lastPathArrowStrRef = useRef("");
 
     useEffect(() => {
         fitBoundsAppliedRef.current = false;
@@ -134,13 +138,31 @@ export function useMapSync({
         const polygonLabels = buildPolygonLabelFeatureCollection(polygons, labelContext, labelTimelineYear);
         const pathArrowShapes = buildPathArrowFeatureCollection(mapSourceDraft);
 
-        countriesSource.setData(labeledGeometries);
+        const countriesStr = JSON.stringify(labeledGeometries);
-        placesSource.setData(labeledPoints);
+        if (countriesStr !== lastCountriesStrRef.current) {
-        polygonLabelSource.setData(polygonLabels);
+            countriesSource.setData(labeledGeometries);
+            lastCountriesStrRef.current = countriesStr;
+        }
+
+        const placesStr = JSON.stringify(labeledPoints);
+        if (placesStr !== lastPlacesStrRef.current) {
+            placesSource.setData(labeledPoints);
+            lastPlacesStrRef.current = placesStr;
+        }
+
+        const polygonLabelsStr = JSON.stringify(polygonLabels);
+        if (polygonLabelsStr !== lastPolygonLabelStrRef.current) {
+            polygonLabelSource.setData(polygonLabels);
+            lastPolygonLabelStrRef.current = polygonLabelsStr;
+        }
 
         const pathArrowSource = map.getSource(PATH_ARROW_SOURCE_ID) as maplibregl.GeoJSONSource | undefined;
         if (pathArrowSource) {
-            pathArrowSource.setData(pathArrowShapes);
+            const pathArrowStr = JSON.stringify(pathArrowShapes);
+            if (pathArrowStr !== lastPathArrowStrRef.current) {
+                pathArrowSource.setData(pathArrowShapes);
+                lastPathArrowStrRef.current = pathArrowStr;
+            }
         }
 
         currentSelectedIds.forEach((id) => {

src/uhm/components/preview/MapPlaceholder.tsx

@@ -8,7 +8,7 @@ interface MapPlaceholderProps {
 
 export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
     return (
-        <div 
+        <div
             onClick={onEnter}
             style={{
                 position: "fixed",
@@ -50,7 +50,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
             />
 
             {/* Glowing background gradient lights - Warm Candle & Antique ambiance */}
-            <div 
+            <div
                 style={{
                     position: "absolute",
                     inset: 0,
@@ -60,7 +60,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
             />
 
             {/* Content Container (Antique, Luxurious serif typography) */}
-            <div 
+            <div
                 style={{
                     position: "relative",
                     zIndex: 3,
@@ -74,7 +74,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
                 }}
             >
                 {/* Title (Largest, gold/yellow color, antique Georgia font) */}
-                <h1 
+                <h1
                     style={{
                         fontFamily: "Georgia, serif",
                         fontSize: "min(52px, 10vw)",
@@ -91,7 +91,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
                 </h1>
 
                 {/* Subtitle / Description (Right below title, italic, elegant, muted color) */}
-                <p 
+                <p
                     style={{
                         fontFamily: "Georgia, serif",
                         fontStyle: "italic",
@@ -108,7 +108,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
             </div>
 
             {/* Bottom hint "nhấn vào chỗ bất kì để vào" with a slow breathing/fade pulse animation */}
-            <div 
+            <div
                 style={{
                     position: "absolute",
                     bottom: "50px",
@@ -122,7 +122,7 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
                     pointerEvents: "none",
                 }}
             >
-                <div 
+                <div
                     style={{
                         fontFamily: "Georgia, serif",
                         fontSize: "12px",
@@ -137,7 +137,8 @@ export default function MapPlaceholder({ onEnter }: MapPlaceholderProps) {
                 >
                     nhấn vào chỗ bất kì để vào
                 </div>
-                <style dangerouslySetInnerHTML={{ __html: `
+                <style dangerouslySetInnerHTML={{
+                    __html: `
                     @keyframes placeholder-pulse {
                         0%, 100% { opacity: 0.35; transform: scale(0.98); }
                         50% { opacity: 0.95; transform: scale(1); }

src/uhm/components/preview/PreviewLayout.tsx

@@ -567,7 +567,6 @@ const PreviewLayout = forwardRef<PreviewLayoutHandle, Props>(({
                 onFocusPlace={handleFocusPresentPlace}
                 onFocusHistoricalGeometry={handleFocusHistoricalGeometry}
                 onClearFocus={clearPresentPlaceFocus}
-                leftOffset={18}
             />
 
             {isReplayPreviewMode ? (
@@ -596,6 +595,7 @@ const PreviewLayout = forwardRef<PreviewLayoutHandle, Props>(({
                         top: 16,
                         right: 16,
                         bottom: 16,
+                        left: isLargeScreen ? "auto" : 16,
                         maxWidth: "calc(100vw - 2rem)",
                         zIndex: 20,
                     }}

src/uhm/components/preview/PreviewMapShell.tsx

@@ -1,6 +1,9 @@
 "use client";
+import Image from "next/image";
 
-import { type CSSProperties, type ReactNode, useState } from "react";
+import { type CSSProperties, type ReactNode, useState, useEffect } from "react";
+import { apiGetCurrentUser } from "@/service/auth";
+import ChatbotWidget from "@/components/ui/chat/ChatbotWidget";
 import Map, { type MapFeaturePayload } from "@/uhm/components/Map";
 import ReplayPreviewLayerPanel from "@/uhm/components/editor/ReplayPreviewLayerPanel";
 import PublicWikiSidebar from "@/uhm/components/wiki/PublicWikiSidebar";
@@ -51,6 +54,10 @@ type Props = {
     onLoad?: () => void;
     instantLoad?: boolean;
     onToggleInstantLoad?: (val: boolean) => void;
+    isLayerPanelVisible?: boolean;
+    onLayerPanelVisibleChange?: (visible: boolean) => void;
+    sidebarHeight?: number;
+    onSidebarHeightChange?: (height: number) => void;
 };
 
 export default function PreviewMapShell({
@@ -92,8 +99,42 @@ export default function PreviewMapShell({
     onLoad,
     instantLoad = true,
     onToggleInstantLoad,
+    isLayerPanelVisible: propsLayerPanelVisible,
+    onLayerPanelVisibleChange,
+    sidebarHeight,
+    onSidebarHeightChange,
 }: Props) {
     const [isMenuOpen, setIsMenuOpen] = useState(false);
+    const [avatarUrl, setAvatarUrl] = useState<string | null>(null);
+    const [localLayerPanelVisible, setLocalLayerPanelVisible] = useState(true);
+    const isLayerPanelVisible = propsLayerPanelVisible ?? localLayerPanelVisible;
+    const setIsLayerPanelVisible = onLayerPanelVisibleChange ?? setLocalLayerPanelVisible;
+    const [isMobileOrTablet, setIsMobileOrTablet] = useState(false);
+
+    useEffect(() => {
+        const checkDevice = () => setIsMobileOrTablet(window.innerWidth < 1024);
+        checkDevice();
+        window.addEventListener("resize", checkDevice);
+        return () => window.removeEventListener("resize", checkDevice);
+    }, []);
+
+    useEffect(() => {
+        const fetchUserAvatar = async () => {
+            try {
+                const userData = await apiGetCurrentUser();
+                console.log("PreviewMapShell: Fetched userData:", userData);
+                if (userData?.data?.profile?.avatar_url) {
+                    console.log("PreviewMapShell: Setting avatarUrl to:", userData.data.profile.avatar_url);
+                    setAvatarUrl(userData.data.profile.avatar_url);
+                } else {
+                    console.log("PreviewMapShell: No avatar_url in profile:", userData?.data?.profile);
+                }
+            } catch (err) {
+                console.error("PreviewMapShell: Failed to fetch user avatar:", err);
+            }
+        };
+        fetchUserAvatar();
+    }, []);
 
     const menuOptionStyle: CSSProperties = {
         width: 46,
@@ -133,6 +174,7 @@ export default function PreviewMapShell({
                     getHoverPopupContent={getHoverPopupContent}
                     onPlayPreviewReplay={onPlayPreviewReplay}
                     onLoad={onLoad}
+                    showViewportControls={false}
                 />
 
                 <TimelineBar
@@ -165,7 +207,7 @@ export default function PreviewMapShell({
                     style={{
                         position: "absolute",
                         top: 10,
-                        bottom: 20,
+                        bottom: (activeEntity && isMobileOrTablet) ? `${(sidebarHeight || 400) + 20}px` : 20,
                         left: 18,
                         zIndex: 18,
                         display: "flex",
@@ -173,6 +215,7 @@ export default function PreviewMapShell({
                         gap: 12,
                         width: 58,
                         pointerEvents: "none",
+                        transition: "bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1)",
                     }}
                 >
                     <div
@@ -193,9 +236,8 @@ export default function PreviewMapShell({
                                 width: 46,
                                 height: 46,
                                 backgroundColor: "#1e293b",
-                                color: "#f8fafc",
+                                border: "1px solid rgba(255, 255, 255, 0.15)",
-                                border: "1px solid rgba(255, 255, 255, 0.1)",
+                                borderRadius: "50%",
-                                borderRadius: 12,
                                 display: "flex",
                                 alignItems: "center",
                                 justifyContent: "center",
@@ -204,21 +246,21 @@ export default function PreviewMapShell({
                                 boxShadow: "0 4px 12px rgba(0, 0, 0, 0.15)",
                                 backdropFilter: "blur(8px)",
                                 flexShrink: 0,
+                                overflow: "hidden",
+                                padding: 0,
                             }}
                         >
-                            <svg
+                            <Image
-                                width="20"
+                                src={avatarUrl || "/images/no-images.jpg"}
-                                height="20"
+                                alt="Cài đặt"
-                                viewBox="0 0 24 24"
+                                width={46}
-                                fill="none"
+                                height={46}
-                                stroke="currentColor"
+                                style={{
-                                strokeWidth="2"
+                                    width: "100%",
-                                strokeLinecap="round"
+                                    height: "100%",
-                                strokeLinejoin="round"
+                                    objectFit: "cover",
-                            >
+                                }}
-                                <circle cx="12" cy="12" r="3" />
+                            />
-                                <path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 1 1-2.83 2.83l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-4 0v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 1 1-2.83-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1 0-4h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 1 1 2.83-2.83l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 4 0v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 1 1 2.83 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 0 4h-.09a1.65 1.65 0 0 0-1.51 1z" />
-                            </svg>
                         </button>
 
                         {isMenuOpen && (
@@ -233,9 +275,19 @@ export default function PreviewMapShell({
                             >
                                 <button
                                     type="button"
-                                    onClick={() => { window.location.href = "/user"; }}
+                                    onClick={() => {
-                                    title="Quản trị & Chỉnh sửa (Edit)"
+                                        if (isMobileOrTablet) {
-                                    style={menuOptionStyle}
+                                            alert("Tính năng quản trị và chỉnh sửa chỉ hỗ trợ trên máy tính (Desktop)");
+                                        } else {
+                                            window.location.href = "/user";
+                                        }
+                                    }}
+                                    title={isMobileOrTablet ? "Tính năng này chỉ hoạt động trên Desktop" : "Quản trị & Chỉnh sửa (Edit)"}
+                                    style={{
+                                        ...menuOptionStyle,
+                                        opacity: isMobileOrTablet ? 0.5 : 1,
+                                        cursor: isMobileOrTablet ? "not-allowed" : "pointer",
+                                    }}
                                 >
                                     <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
                                         <path d="M12 20h9M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z" />
@@ -258,6 +310,19 @@ export default function PreviewMapShell({
                                     </svg>
                                 </button>
 
+                                <button
+                                    type="button"
+                                    onClick={() => {
+                                        window.dispatchEvent(new CustomEvent("toggle-chatbot"));
+                                    }}
+                                    title="Trợ lý AI Lịch sử (Chatbot)"
+                                    style={menuOptionStyle}
+                                >
+                                    <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
+                                        <path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z" />
+                                    </svg>
+                                </button>
+
                                 <button
                                     type="button"
                                     onClick={() => { window.location.href = "/faq"; }}
@@ -281,33 +346,110 @@ export default function PreviewMapShell({
                                         <line x1="12" y1="8" x2="12.01" y2="8" />
                                     </svg>
                                 </button>
+
+                                {!isLayerPanelVisible && (
+                                    <button
+                                        type="button"
+                                        onClick={() => setIsLayerPanelVisible(true)}
+                                        title="Hiện bảng lớp bản đồ"
+                                        style={{
+                                            ...menuOptionStyle,
+                                            color: "#10b981",
+                                            border: "1px solid rgba(16, 185, 129, 0.3)",
+                                            boxShadow: "0 2px 8px rgba(16, 185, 129, 0.15)",
+                                        }}
+                                    >
+                                        <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
+                                            <path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z" />
+                                            <circle cx="12" cy="12" r="3" />
+                                        </svg>
+                                    </button>
+                                )}
                             </div>
                         )}
                     </div>
 
-                    <div
+                    {isLayerPanelVisible && (
-                        style={{
+                        <div
-                            flexGrow: 1,
+                            style={{
-                            flexShrink: 1,
+                                flexGrow: 1,
-                            minHeight: 0,
+                                flexShrink: 1,
-                            display: "flex",
+                                minHeight: 0,
-                            flexDirection: "column",
+                                display: "flex",
-                            pointerEvents: "auto",
+                                flexDirection: "column",
-                        }}
+                                pointerEvents: "auto",
-                    >
+                            }}
-                        <ReplayPreviewLayerPanel
+                        >
-                            backgroundVisibility={backgroundVisibility}
+                            <ReplayPreviewLayerPanel
-                            geometryVisibility={geometryVisibility}
+                                backgroundVisibility={backgroundVisibility}
-                            onToggleBackground={onToggleBackground}
+                                geometryVisibility={geometryVisibility}
-                            onToggleGeometry={onToggleGeometry}
+                                onToggleBackground={onToggleBackground}
-                        />
+                                onToggleGeometry={onToggleGeometry}
-                    </div>
+                                onHide={() => setIsLayerPanelVisible(false)}
+                            />
+                        </div>
+                    )}
                 </aside>
+
+                {onPlayPreviewReplay ? (
+                    <button
+                        type="button"
+                        onClick={onPlayPreviewReplay}
+                        style={{
+                            position: "absolute",
+                            top: 10,
+                            right: 18,
+                            width: 46,
+                            height: 46,
+                            backgroundColor: "#1e293b",
+                            border: "1px solid rgba(56, 189, 248, 0.3)",
+                            borderRadius: "50%",
+                            display: "flex",
+                            alignItems: "center",
+                            justifyContent: "center",
+                            cursor: "pointer",
+                            color: "#38bdf8",
+                            transition: "all 0.2s ease",
+                            boxShadow: "0 4px 12px rgba(56, 189, 248, 0.15)",
+                            backdropFilter: "blur(8px)",
+                            zIndex: 22,
+                        }}
+                        title="Play replay của geometry đang chọn"
+                        aria-label="Play selected replay"
+                    >
+                        <span
+                            aria-hidden="true"
+                            style={{
+                                width: 0,
+                                height: 0,
+                                borderTop: "6px solid transparent",
+                                borderBottom: "6px solid transparent",
+                                borderLeft: "9px solid currentColor",
+                                marginLeft: "3px",
+                            }}
+                        />
+                    </button>
+                ) : null}
                 
                 {overlay}
 
                 {activeEntity ? (
-                    <aside className="absolute bottom-4 right-4 top-4 z-20 max-w-[calc(100vw-2rem)]">
+                    <aside
+                        className={isMobileOrTablet ? "" : "absolute bottom-4 right-4 top-4 left-auto z-20 max-w-[calc(100vw-2rem)]"}
+                        style={isMobileOrTablet ? {
+                            position: "absolute",
+                            bottom: 0,
+                            left: 0,
+                            right: 0,
+                            top: "auto",
+                            height: `${sidebarHeight || 400}px`,
+                            maxHeight: "90vh",
+                            width: "100%",
+                            maxWidth: "100%",
+                            zIndex: 20,
+                            // Do not transition height during drag resizing for butter smoothness
+                        } : undefined}
+                    >
                         <PublicWikiSidebar
                             entity={activeEntity}
                             wiki={activeWiki}
@@ -319,10 +461,13 @@ export default function PreviewMapShell({
                             onSidebarWidthChange={onSidebarWidthChange}
                             maxDragWidth={maxSidebarDragWidth}
                             compactHeader
+                            sidebarHeight={sidebarHeight}
+                            onSidebarHeightChange={onSidebarHeightChange}
                         />
                     </aside>
                 ) : null}
 
+                <ChatbotWidget hideFloatingButton />
                 {children}
             </div>
         </div>

src/uhm/components/preview/PublicPreviewClientPage.tsx

@@ -40,8 +40,8 @@ interface PublicPreviewClientPageProps {
     toggleInstantLoad: (val: boolean) => void;
 }
 
-export default function PublicPreviewClientPage({ 
+export default function PublicPreviewClientPage({
-    userHasEntered, 
+    userHasEntered,
     onEnter,
     instantLoad,
     toggleInstantLoad
@@ -69,8 +69,25 @@ export default function PublicPreviewClientPage({
         }
         return 420;
     });
+    const [sidebarHeight, setSidebarHeight] = useState<number>(() => {
+        if (typeof window !== "undefined") {
+            const saved = localStorage.getItem("public-wiki-sidebar-height");
+            if (saved) {
+                const parsed = parseInt(saved, 10);
+                if (!isNaN(parsed) && parsed >= 200 && parsed <= 1200) return parsed;
+            }
+        }
+        return 400;
+    });
+    const handleSidebarHeightChange = (height: number) => {
+        setSidebarHeight(height);
+        if (typeof window !== "undefined") {
+            localStorage.setItem("public-wiki-sidebar-height", String(height));
+        }
+    };
     const [isLargeScreen, setIsLargeScreen] = useState(false);
     const [loadInteractiveMap, setLoadInteractiveMap] = useState(false);
+    const [isLayerPanelVisible, setIsLayerPanelVisible] = useState(true);
 
     useEffect(() => {
         if (typeof window !== "undefined") {
@@ -100,7 +117,7 @@ export default function PublicPreviewClientPage({
             setLoadInteractiveMap(true);
         }
     }, [userHasEntered]);
-    
+
     const mapHandleRef = useRef<MapHandle>(null);
     const isFirstMount = useRef(true);
     const [replayMode, setReplayMode] = useState<"idle" | "playing">("idle");
@@ -376,13 +393,16 @@ export default function PublicPreviewClientPage({
     const displayedActiveWiki = isSidebarOpen ? activeWiki : null;
 
     const computedTimelineStyle = useMemo(() => {
+        const leftMargin = isLayerPanelVisible ? 88 : 18;
         const rightMargin = (displayedActiveEntity && isLargeScreen) ? sidebarWidth + 32 : 18;
+        const bottomOffset = (displayedActiveEntity && !isLargeScreen) ? `${sidebarHeight + 16}px` : undefined;
         return {
-            left: "88px",
+            left: `${leftMargin}px`,
             right: `${rightMargin}px`,
-            transition: "right 0.3s cubic-bezier(0.4, 0, 0.2, 1), left 0.3s cubic-bezier(0.4, 0, 0.2, 1)",
+            bottom: bottomOffset,
+            transition: "right 0.3s cubic-bezier(0.4, 0, 0.2, 1), left 0.3s cubic-bezier(0.4, 0, 0.2, 1), bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1)",
         };
-    }, [displayedActiveEntity, isLargeScreen, sidebarWidth]);
+    }, [isLayerPanelVisible, displayedActiveEntity, isLargeScreen, sidebarWidth, sidebarHeight]);
 
     return (
         <>
@@ -396,6 +416,8 @@ export default function PublicPreviewClientPage({
                     onSelectFeatureIds={setSelectedFeatureIds}
                     instantLoad={instantLoad}
                     onToggleInstantLoad={toggleInstantLoad}
+                    isLayerPanelVisible={isLayerPanelVisible}
+                    onLayerPanelVisibleChange={setIsLayerPanelVisible}
                     backgroundVisibility={backgroundVisibility}
                     geometryVisibility={geometryVisibility}
                     onToggleBackground={handleToggleBackgroundLayer}
@@ -423,6 +445,8 @@ export default function PublicPreviewClientPage({
                     sidebarWidth={sidebarWidth}
                     onSidebarWidthChange={setSidebarWidth}
                     maxSidebarDragWidth={maxDragWidth}
+                    sidebarHeight={sidebarHeight}
+                    onSidebarHeightChange={handleSidebarHeightChange}
                     onPlayPreviewReplay={activeReplay && replayMode === "idle" ? handlePlayPreviewReplay : undefined}
                     timelineDisabled={replayMode === "playing"}
                     overlay={
@@ -450,7 +474,8 @@ export default function PublicPreviewClientPage({
                         style={{
                             position: "absolute",
                             top: 10,
-                            left: 80,
+                            left: "50%",
+                            transform: "translateX(-50%)",
                             zIndex: 18,
                             display: "flex",
                             gap: "10px",
@@ -467,6 +492,7 @@ export default function PublicPreviewClientPage({
                                 position: "relative",
                                 top: 0,
                                 left: 0,
+                                transform: "none",
                                 width: "min(392px, calc(100vw - 120px))",
                             }}
                         />
@@ -475,7 +501,7 @@ export default function PublicPreviewClientPage({
             )}
 
             {/* Smooth transition loading overlay */}
-            <div 
+            <div
                 style={{
                     position: "fixed",
                     inset: 0,

src/uhm/components/preview/PublicPreviewWrapper.tsx

@@ -95,10 +95,24 @@ export default function PublicPreviewWrapper() {
         window.addEventListener("touchstart", handleInteraction, { passive: true, once: true });
         window.addEventListener("keydown", handleInteraction, { passive: true, once: true });
 
+        // Auto enter after 3 seconds on mobile
+        let timerId: ReturnType<typeof setTimeout> | null = null;
+        if (typeof window !== "undefined") {
+            const isMobile = window.innerWidth < 768 || /Mobi|Android|iPhone/i.test(navigator.userAgent);
+            if (isMobile) {
+                timerId = setTimeout(() => {
+                    handleEnter();
+                }, 3000);
+            }
+        }
+
         return () => {
             window.removeEventListener("click", handleInteraction);
             window.removeEventListener("touchstart", handleInteraction);
             window.removeEventListener("keydown", handleInteraction);
+            if (timerId) {
+                clearTimeout(timerId);
+            }
         };
     }, [mapEntered]);
 
@@ -111,9 +125,9 @@ export default function PublicPreviewWrapper() {
     }
 
     return (
-        <PublicPreviewClientPage 
+        <PublicPreviewClientPage
-            userHasEntered={mapEntered} 
+            userHasEntered={mapEntered}
-            onEnter={handleEnter} 
+            onEnter={handleEnter}
             instantLoad={instantLoad}
             toggleInstantLoad={toggleInstantLoad}
         />

src/uhm/components/preview/hooks/usePublicPreviewData.ts

@@ -63,8 +63,6 @@ export function usePublicPreviewData(options: {
             try {
                 next = await fetchGeometriesByBBox({ ...WORLD_BBOX, time: timelineYear, timeRange });
                 if (disposed || requestId !== timelineFetchRequestRef.current) return;
-                setRelations(EMPTY_PREVIEW_RELATIONS);
-                setData(next);
             } catch (err) {
                 if (err instanceof ApiError) {
                     console.error("Load public map geometries failed", err.body);
@@ -89,8 +87,11 @@ export function usePublicPreviewData(options: {
                 .map((feature) => String(feature.properties.id))
                 .filter((id) => Boolean(id) && UUID_REGEX.test(id));
             if (!geometryIds.length) {
-                setRelations(EMPTY_PREVIEW_RELATIONS);
+                if (!disposed && requestId === timelineFetchRequestRef.current) {
-                setReplays([]);
+                    setData(next);
+                    setRelations(EMPTY_PREVIEW_RELATIONS);
+                    setReplays([]);
+                }
                 return;
             }
 
@@ -120,7 +121,6 @@ export function usePublicPreviewData(options: {
                 fetchedReplays = Array.from(uniqueReplaysMap.values());
 
                 if (disposed || requestId !== timelineFetchRequestRef.current) return;
-                setReplays(fetchedReplays);
             } catch (err) {
                 if (err instanceof ApiError) {
                     console.error("Load public map geometry-entity relations failed", err.body);
@@ -128,7 +128,9 @@ export function usePublicPreviewData(options: {
                     console.error("Load public map geometry-entity relations failed", err);
                 }
                 if (!disposed && requestId === timelineFetchRequestRef.current) {
+                    setData(next); // Fallback to new geometry even if relations failed
                     setRelations(EMPTY_PREVIEW_RELATIONS);
+                    setReplays([]);
                     setRelationsStatus("Không tải được liên kết entity/wiki cho bản đồ.");
                     setIsRelationsLoading(false);
                 }
@@ -143,7 +145,11 @@ export function usePublicPreviewData(options: {
             const entityOnlyRelations = buildPublicPreviewRelationIndex(
                 buildRelationInputFromGeometryRelations(next, entitiesByGeometryId, {})
             );
+            
+            // Apply BOTH geometries and relations at the exact same React render cycle!
+            setData(next);
             setRelations(entityOnlyRelations);
+            setReplays(fetchedReplays);
             
             // Mark loading as complete immediately so map transitions and becomes interactive
             setIsRelationsLoading(false);

src/uhm/components/ui/TimelineBar.tsx

@@ -145,6 +145,161 @@ export default function TimelineBar({
         onTimeRangeChange(Math.max(0, Math.min(30, safe)));
     };
 
+    const [isMobile, setIsMobile] = useState(false);
+    useEffect(() => {
+        const checkMobile = () => setIsMobile(window.innerWidth < 768);
+        checkMobile();
+        window.addEventListener("resize", checkMobile);
+        return () => window.removeEventListener("resize", checkMobile);
+    }, []);
+
+    useEffect(() => {
+        if (isMobile && typeof timeRange === "number" && timeRange !== 0 && onTimeRangeChange) {
+            onTimeRangeChange(0);
+        }
+    }, [isMobile, timeRange, onTimeRangeChange]);
+
+    if (isMobile) {
+        return (
+            <div
+                style={{
+                    position: "absolute",
+                    zIndex: style?.zIndex ?? 10,
+                    display: "flex",
+                    flexDirection: "column",
+                    gap: 8,
+                    pointerEvents: "none",
+                    ...style,
+                    left: style?.left ?? 18,
+                    right: style?.right ?? 18,
+                    bottom: style?.bottom ?? 16,
+                }}
+                title={helperText || undefined}
+            >
+                {/* Year Controls row above */}
+                <div
+                    style={{
+                        display: "flex",
+                        alignItems: "center",
+                        justifyContent: "center",
+                        gap: 12,
+                        margin: "0 auto",
+                        background: "transparent",
+                        border: "none",
+                        borderRadius: "0px",
+                        padding: "6px 0",
+                        pointerEvents: "auto",
+                        boxShadow: "none",
+                        backdropFilter: "none",
+                        WebkitBackdropFilter: "none",
+                    }}
+                >
+                    {typeof filterEnabled === "boolean" && onFilterEnabledChange ? (
+                        <>
+                            <button
+                                type="button"
+                                role="switch"
+                                aria-checked={filterEnabled}
+                                aria-label="Toggle timeline filter"
+                                title={filterEnabled ? "Đang bật lọc timeline" : "Đang tắt lọc timeline (hiển thị tất cả geometry)"}
+                                className={`${styles.toggleContainer} ${effectiveDisabled ? styles.disabled : ""}`}
+                                onClick={() => onFilterEnabledChange(!filterEnabled)}
+                                disabled={effectiveDisabled}
+                            >
+                                <span
+                                    aria-hidden="true"
+                                    className={`${styles.toggleTrack} ${filterEnabled ? styles.toggleTrackActive : ""}`}
+                                >
+                                    <span
+                                        className={`${styles.toggleThumb} ${filterEnabled ? styles.toggleThumbActive : ""}`}
+                                    />
+                                </span>
+                            </button>
+                            <div style={{ width: 1, height: 16, backgroundColor: "rgba(255, 255, 255, 0.15)" }} />
+                        </>
+                    ) : null}
+
+                    {/* Adjust decrease button on the left of input */}
+                    <button
+                        type="button"
+                        onMouseDown={() => startChangingYear(-1)}
+                        onMouseUp={stopChangingYear}
+                        onMouseLeave={stopChangingYear}
+                        onTouchStart={() => startChangingYear(-1)}
+                        onTouchEnd={stopChangingYear}
+                        disabled={effectiveDisabled}
+                        className={styles.adjustBtn}
+                        style={{ width: 32, height: 32, borderRadius: 8, fontSize: 16 }}
+                        title="Giảm 1 năm"
+                        aria-label="Giảm 1 năm"
+                    >
+                        -
+                    </button>
+
+                    {/* Year Input */}
+                    <input
+                        type="number"
+                        min={lower}
+                        max={upper}
+                        step={1}
+                        value={displayYear}
+                        onChange={(event) => handleLocalYearChange(Number(event.target.value))}
+                        onBlur={finishLocalYearChange}
+                        onKeyDown={(e) => {
+                            if (e.key === "Enter") {
+                                finishLocalYearChange();
+                            }
+                        }}
+                        disabled={effectiveDisabled}
+                        className={styles.numberInput}
+                        style={{ width: 90, textAlign: "center", height: 32, padding: "0 6px" }}
+                        aria-label="Timeline exact year"
+                    />
+
+                    {/* Adjust increase button on the right of input */}
+                    <button
+                        type="button"
+                        onMouseDown={() => startChangingYear(1)}
+                        onMouseUp={stopChangingYear}
+                        onMouseLeave={stopChangingYear}
+                        onTouchStart={() => startChangingYear(1)}
+                        onTouchEnd={stopChangingYear}
+                        disabled={effectiveDisabled}
+                        className={styles.adjustBtn}
+                        style={{ width: 32, height: 32, borderRadius: 8, fontSize: 16 }}
+                        title="Tăng 1 năm"
+                        aria-label="Tăng 1 năm"
+                    >
+                        +
+                    </button>
+                </div>
+
+                {/* Ruler row below: full width */}
+                <div
+                    className={`${styles.container} ${isLoading ? styles.containerLoading : ""} ${effectiveDisabled ? styles.disabled : ""}`}
+                    style={{
+                        position: "static", // Override absolute positioning of .container
+                        padding: "8px 12px",
+                        pointerEvents: "auto",
+                        width: "100%",
+                        borderRadius: "24px",
+                    }}
+                >
+                    <div className={styles.flexWrapper} style={{ width: "100%", display: "flex" }}>
+                        <CanvasTimelineRuler
+                            year={displayYear}
+                            onYearChange={handleLocalYearChange}
+                            onYearCommit={finishLocalYearChange}
+                            minYear={lower}
+                            maxYear={upper}
+                            disabled={effectiveDisabled}
+                        />
+                    </div>
+                </div>
+            </div>
+        );
+    }
+
     return (
         <div
             className={`${styles.container} ${isLoading ? styles.containerLoading : ""} ${effectiveDisabled ? styles.disabled : ""}`}
@@ -298,6 +453,10 @@ function CanvasTimelineRuler({
         hasDragged: boolean;
     } | null>(null);
 
+    const activePointersRef = useRef<Record<number, { clientX: number; clientY: number }>>({});
+    const initialPinchDistanceRef = useRef<number | null>(null);
+    const initialSpanRef = useRef<number | null>(null);
+
     // Sync dimensions using ResizeObserver
     useEffect(() => {
         const container = containerRef.current;
@@ -325,7 +484,7 @@ function CanvasTimelineRuler({
         const width = dimensions.width;
         const height = dimensions.height;
 
-        ctx.clearRect(0, 0, width, height);
+        ctx.clearRect(0, 0, canvas.width, canvas.height);
 
         ctx.save();
         ctx.scale(dpr, dpr);
@@ -501,49 +660,85 @@ function CanvasTimelineRuler({
             e.currentTarget.setPointerCapture(e.pointerId);
         } catch {}
 
-        dragRef.current = {
+        activePointersRef.current[e.pointerId] = { clientX: e.clientX, clientY: e.clientY };
-            isDragging: true,
+
-            startX: e.clientX,
+        const activePointerIds = Object.keys(activePointersRef.current);
-            startYear: displayYearRef.current,
+        if (activePointerIds.length === 2) {
-            hasDragged: false,
+            const p1 = activePointersRef.current[Number(activePointerIds[0])];
-        };
+            const p2 = activePointersRef.current[Number(activePointerIds[1])];
+            const dx = p1.clientX - p2.clientX;
+            const dy = p1.clientY - p2.clientY;
+            initialPinchDistanceRef.current = Math.sqrt(dx * dx + dy * dy);
+            initialSpanRef.current = span;
+            
+            if (dragRef.current) {
+                dragRef.current.isDragging = false;
+            }
+        } else {
+            dragRef.current = {
+                isDragging: true,
+                startX: e.clientX,
+                startYear: displayYearRef.current,
+                hasDragged: false,
+            };
+        }
     };
 
     const handlePointerMove = (e: React.PointerEvent<HTMLCanvasElement>) => {
-        if (!dragRef.current || !dragRef.current.isDragging) return;
+        if (disabled) return;
         e.preventDefault();
 
-        const dx = e.clientX - dragRef.current.startX;
+        activePointersRef.current[e.pointerId] = { clientX: e.clientX, clientY: e.clientY };
-        if (Math.abs(dx) > 3) {
-            dragRef.current.hasDragged = true;
-        }
 
-        const yearsPerPixel = span / dimensions.width;
+        const activePointerIds = Object.keys(activePointersRef.current);
-        const deltaYears = -dx * yearsPerPixel;
+        if (activePointerIds.length === 2 && initialPinchDistanceRef.current !== null && initialSpanRef.current !== null) {
-        const nextYear = clampYearValue(Math.round(dragRef.current.startYear + deltaYears), minYear, maxYear);
+            const p1 = activePointersRef.current[Number(activePointerIds[0])];
+            const p2 = activePointersRef.current[Number(activePointerIds[1])];
+            const dx = p1.clientX - p2.clientX;
+            const dy = p1.clientY - p2.clientY;
+            const currentDist = Math.sqrt(dx * dx + dy * dy);
+            if (currentDist > 5) {
+                const zoomFactor = initialPinchDistanceRef.current / currentDist;
+                const nextSpan = Math.max(10, Math.min(10000, initialSpanRef.current * zoomFactor));
+                setSpan(Math.round(nextSpan));
+            }
+        } else if (dragRef.current && dragRef.current.isDragging) {
+            const dx = e.clientX - dragRef.current.startX;
+            if (Math.abs(dx) > 3) {
+                dragRef.current.hasDragged = true;
+            }
 
-        if (nextYear !== displayYearRef.current) {
+            const yearsPerPixel = span / dimensions.width;
-            displayYearRef.current = nextYear;
+            const deltaYears = -dx * yearsPerPixel;
-            // Draw synchronously at 60fps
+            const nextYear = clampYearValue(Math.round(dragRef.current.startYear + deltaYears), minYear, maxYear);
-            requestAnimationFrame(() => {
+
-                drawYear(displayYearRef.current);
+            if (nextYear !== displayYearRef.current) {
-            });
+                displayYearRef.current = nextYear;
-            onYearChange(nextYear);
+                requestAnimationFrame(() => {
+                    drawYear(displayYearRef.current);
+                });
+                onYearChange(nextYear);
+            }
         }
     };
 
     const handlePointerUp = (e: React.PointerEvent<HTMLCanvasElement>) => {
-        if (!dragRef.current) return;
         e.preventDefault();
         try {
             e.currentTarget.releasePointerCapture(e.pointerId);
         } catch {}
 
+        delete activePointersRef.current[e.pointerId];
+        if (Object.keys(activePointersRef.current).length < 2) {
+            initialPinchDistanceRef.current = null;
+            initialSpanRef.current = null;
+        }
+
+        if (!dragRef.current) return;
         const dragInfo = dragRef.current;
         dragRef.current = null;
 
-        if (!dragInfo.hasDragged) {
+        if (dragInfo.isDragging && !dragInfo.hasDragged) {
-            // Click to jump
             const canvas = canvasRef.current;
             if (canvas) {
                 const rect = canvas.getBoundingClientRect();

src/uhm/components/wiki/PublicWikiSidebar.tsx

@@ -23,6 +23,8 @@ type Props = {
     onSidebarWidthChange?: (width: number) => void;
     maxDragWidth?: number;
     compactHeader?: boolean;
+    sidebarHeight?: number;
+    onSidebarHeightChange?: (height: number) => void;
 };
 
 function escapeHtml(input: string): string {
@@ -135,6 +137,8 @@ function PublicWikiSidebar({
     onSidebarWidthChange,
     maxDragWidth,
     compactHeader = false,
+    sidebarHeight,
+    onSidebarHeightChange,
 }: Props) {
     const contentRootRef = useRef<HTMLDivElement | null>(null);
     const tocContainerRef = useRef<HTMLDivElement | null>(null);
@@ -201,6 +205,48 @@ function PublicWikiSidebar({
         window.addEventListener("pointerup", onUp);
     };
 
+    const handleHeightPointerDown = (event: React.PointerEvent<HTMLDivElement>) => {
+        event.preventDefault();
+        const startY = event.clientY;
+        const startHeight = sidebarHeight || 400;
+
+        // Tạo đường ghost ảo nằm ngang chỉ vị trí kéo chiều cao
+        const ghost = document.createElement("div");
+        ghost.style.position = "fixed";
+        ghost.style.left = "0";
+        ghost.style.right = "0";
+        ghost.style.height = "4px";
+        ghost.style.backgroundColor = "#38bdf8";
+        ghost.style.boxShadow = "0 0 12px rgba(56, 189, 248, 0.8)";
+        ghost.style.zIndex = "99999";
+        ghost.style.cursor = "row-resize";
+        ghost.style.pointerEvents = "none";
+        
+        const startScreenY = window.innerHeight - startHeight;
+        ghost.style.top = `${startScreenY}px`;
+        document.body.appendChild(ghost);
+
+        const onMove = (e: PointerEvent) => {
+            ghost.style.top = `${e.clientY}px`;
+        };
+
+        const onUp = (e: PointerEvent) => {
+            window.removeEventListener("pointermove", onMove);
+            window.removeEventListener("pointerup", onUp);
+            if (ghost.parentNode) {
+                ghost.parentNode.removeChild(ghost);
+            }
+            const deltaY = startY - e.clientY;
+            const nextHeight = Math.max(200, Math.min(window.innerHeight * 0.9, startHeight + deltaY));
+            if (onSidebarHeightChange) {
+                onSidebarHeightChange(nextHeight);
+            }
+        };
+
+        window.addEventListener("pointermove", onMove);
+        window.addEventListener("pointerup", onUp);
+    };
+
     const [activeHeadingId, setActiveHeadingId] = useState<string | null>(null);
     const processedWiki = useMemo(() => {
         if (!wiki) return { html: "", toc: [] as TocItem[] };
@@ -281,23 +327,62 @@ function PublicWikiSidebar({
         return () => root.removeEventListener("click", handleClick);
     }, [onWikiLinkRequest, renderHtml]);
 
+    const [isMobileOrTablet, setIsMobileOrTablet] = useState(false);
+    useEffect(() => {
+        const checkDevice = () => setIsMobileOrTablet(window.innerWidth < 1024);
+        checkDevice();
+        window.addEventListener("resize", checkDevice);
+        return () => window.removeEventListener("resize", checkDevice);
+    }, []);
+
     return (
         <div
             style={{
-                width: `${width}px`,
+                width: "100%",
+                maxWidth: isMobileOrTablet ? "100%" : `${width}px`,
                 display: "flex",
                 flexDirection: "column",
                 height: "100%",
                 minHeight: 0,
                 overflow: "hidden",
-                borderRadius: 20,
+                borderRadius: isMobileOrTablet ? "24px 24px 0 0" : 20,
-                border: "1px solid rgba(148, 163, 184, 0.22)",
+                border: isMobileOrTablet ? "1px solid rgba(148, 163, 184, 0.22)" : "1px solid rgba(148, 163, 184, 0.22)",
+                borderBottom: isMobileOrTablet ? "none" : "1px solid rgba(148, 163, 184, 0.22)",
+                borderLeft: isMobileOrTablet ? "none" : "1px solid rgba(148, 163, 184, 0.22)",
+                borderRight: isMobileOrTablet ? "none" : "1px solid rgba(148, 163, 184, 0.22)",
                 background: "linear-gradient(145deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.85))",
                 boxShadow: "0 20px 48px rgba(2, 6, 23, 0.45)",
                 backdropFilter: "blur(12px)",
                 position: "relative",
             }}
         >
+            {/* Grab Handle for bottom sheet on mobile */}
+            {isMobileOrTablet ? (
+                <div
+                    onPointerDown={handleHeightPointerDown}
+                    style={{
+                        width: "100%",
+                        height: 24,
+                        display: "flex",
+                        alignItems: "center",
+                        justifyContent: "center",
+                        cursor: "row-resize",
+                        zIndex: 60,
+                        userSelect: "none",
+                        flexShrink: 0,
+                    }}
+                >
+                    <div
+                        style={{
+                            width: 36,
+                            height: 4,
+                            borderRadius: 2,
+                            backgroundColor: "rgba(255, 255, 255, 0.3)",
+                        }}
+                    />
+                </div>
+            ) : null}
+
             {/* Drag Handle on the left edge */}
             <div
                 onPointerDown={handlePointerDown}
@@ -311,7 +396,7 @@ function PublicWikiSidebar({
                     zIndex: 50,
                     userSelect: "none",
                 }}
-                className="group"
+                className="group hidden lg:block"
                 title="Kéo để chỉnh kích thước"
             >
                 {/* Visual drag line overlay */}