diff --git a/apps/web/src/components/admin/ClientsAdminClient.tsx b/apps/web/src/components/admin/ClientsAdminClient.tsx
index 043b6fe..f42aab0 100644
--- a/apps/web/src/components/admin/ClientsAdminClient.tsx
+++ b/apps/web/src/components/admin/ClientsAdminClient.tsx
@@ -1,5 +1,6 @@
 "use client";
 
+import { createPortal } from "react-dom";
 import {
   closestCenter,
   DndContext,
@@ -21,6 +22,7 @@ import { CSS } from "@dnd-kit/utilities";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { InfoTooltip } from "~/components/ui/InfoTooltip.js";
 import { trpc } from "~/lib/trpc/client.js";
+import { useAnchoredOverlay } from "~/hooks/useAnchoredOverlay.js";
 
 // ---------------------------------------------------------------------------
 // Types
@@ -212,6 +214,17 @@ function TagAdder({
       .filter((t) => t.toLowerCase().includes(lower) && !existingTags.includes(t))
       .slice(0, 8);
   }, [value, allKnownTags, existingTags]);
+  const { panelRef, position } = useAnchoredOverlay<HTMLInputElement>({
+    open: showSuggestions && suggestions.length > 0,
+    onClose: () => {
+      setShowSuggestions(false);
+      if (!value.trim()) {
+        onClose();
+      }
+    },
+    align: "start",
+    triggerRef: inputRef,
+  });
 
   function submit(tag: string) {
     const trimmed = tag.trim();
@@ -250,24 +263,34 @@ function TagAdder({
         placeholder="Tag..."
         className="w-24 px-2 py-0.5 text-xs rounded-full border border-gray-300 dark:border-gray-600 bg-white dark:bg-gray-900 text-gray-900 dark:text-gray-100 focus:outline-none focus:ring-1 focus:ring-brand-400"
       />
-      {showSuggestions && suggestions.length > 0 && (
-        <div className="absolute z-20 top-full left-0 mt-1 w-40 bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-700 rounded-lg shadow-lg py-1 max-h-32 overflow-y-auto">
-          {suggestions.map((s) => (
-            <button
-              key={s}
-              type="button"
-              onMouseDown={(e) => e.preventDefault()}
-              onClick={() => {
-                submit(s);
-                setShowSuggestions(false);
+      {showSuggestions && suggestions.length > 0 && typeof document !== "undefined"
+        ? createPortal(
+            <div
+              ref={panelRef}
+              className="fixed z-[9998] max-h-32 w-40 overflow-y-auto rounded-lg border border-gray-200 bg-white py-1 shadow-lg dark:border-gray-700 dark:bg-gray-800"
+              style={{
+                top: position.top,
+                left: position.left,
               }}
-              className="block w-full text-left px-3 py-1 text-xs text-gray-700 dark:text-gray-300 hover:bg-gray-100 dark:hover:bg-gray-700"
             >
-              <TagPill tag={s} />
-            </button>
-          ))}
-        </div>
-      )}
+              {suggestions.map((s) => (
+                <button
+                  key={s}
+                  type="button"
+                  onMouseDown={(e) => e.preventDefault()}
+                  onClick={() => {
+                    submit(s);
+                    setShowSuggestions(false);
+                  }}
+                  className="block w-full text-left px-3 py-1 text-xs text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700"
+                >
+                  <TagPill tag={s} />
+                </button>
+              ))}
+            </div>,
+            document.body,
+          )
+        : null}
     </div>
   );
 }
diff --git a/apps/web/src/components/dashboard/widgets/ChargeabilityWidget.tsx b/apps/web/src/components/dashboard/widgets/ChargeabilityWidget.tsx
index 36a64d9..7bc73ed 100644
--- a/apps/web/src/components/dashboard/widgets/ChargeabilityWidget.tsx
+++ b/apps/web/src/components/dashboard/widgets/ChargeabilityWidget.tsx
@@ -1,5 +1,6 @@
 "use client";
 
+import { createPortal } from "react-dom";
 import { useEffect, useMemo, useRef, useState, type ReactNode, type UIEvent } from "react";
 import { trpc } from "~/lib/trpc/client.js";
 import type { WidgetProps } from "~/components/dashboard/widget-registry.js";
@@ -8,6 +9,7 @@ import { AnimatedNumber } from "~/components/ui/AnimatedNumber.js";
 import { WidgetFilterBar, type WidgetFilter } from "~/components/dashboard/WidgetFilterBar.js";
 import { useWidgetFilterOptions } from "~/hooks/useWidgetFilterOptions.js";
 import { useReferenceData } from "~/hooks/useReferenceData.js";
+import { useAnchoredOverlay } from "~/hooks/useAnchoredOverlay.js";
 
 function UtilizationBar({ percent }: { percent: number }) {
   const barColor =
@@ -119,23 +121,18 @@ function ChargeabilityContextLine({ row }: { row: ChargeabilityRow }) {
 
 function FilterDropdown({ label, children }: { label: string; children: ReactNode }) {
   const [isOpen, setIsOpen] = useState(false);
-  const dropdownRef = useRef<HTMLDivElement | null>(null);
-
-  useEffect(() => {
-    function handlePointerDown(event: MouseEvent) {
-      const target = event.target as Node;
-      if (dropdownRef.current && !dropdownRef.current.contains(target)) {
-        setIsOpen(false);
-      }
-    }
-
-    document.addEventListener("mousedown", handlePointerDown);
-    return () => document.removeEventListener("mousedown", handlePointerDown);
-  }, []);
+  const triggerRef = useRef<HTMLButtonElement | null>(null);
+  const { panelRef, position } = useAnchoredOverlay<HTMLButtonElement>({
+    open: isOpen,
+    onClose: () => setIsOpen(false),
+    align: "end",
+    triggerRef,
+  });
 
   return (
-    <div ref={dropdownRef} className="relative">
+    <div className="relative">
       <button
+        ref={triggerRef}
         type="button"
         onClick={() => setIsOpen((current) => !current)}
         className="inline-flex min-w-44 items-center justify-between gap-3 rounded-xl border border-gray-300 bg-white px-3 py-2 text-xs text-gray-700 shadow-sm transition hover:border-gray-400 dark:border-gray-700 dark:bg-gray-900 dark:text-gray-200"
@@ -143,11 +140,21 @@ function FilterDropdown({ label, children }: { label: string; children: ReactNod
         <span className="truncate">{label}</span>
         <span className="text-[10px] text-gray-400">{isOpen ? "▲" : "▼"}</span>
       </button>
-      {isOpen ? (
-        <div className="absolute right-0 z-20 mt-2 w-72 rounded-2xl border border-gray-200 bg-white p-3 shadow-lg dark:border-gray-700 dark:bg-gray-900">
-          {children}
-        </div>
-      ) : null}
+      {isOpen && typeof document !== "undefined"
+        ? createPortal(
+            <div
+              ref={panelRef}
+              className="fixed z-[9998] w-72 rounded-2xl border border-gray-200 bg-white p-3 shadow-lg dark:border-gray-700 dark:bg-gray-900"
+              style={{
+                top: position.top,
+                left: position.left,
+              }}
+            >
+              {children}
+            </div>,
+            document.body,
+          )
+        : null}
     </div>
   );
 }
diff --git a/apps/web/src/components/projects/ProjectWizard.tsx b/apps/web/src/components/projects/ProjectWizard.tsx
index 773497a..c2bbe1e 100644
--- a/apps/web/src/components/projects/ProjectWizard.tsx
+++ b/apps/web/src/components/projects/ProjectWizard.tsx
@@ -1,5 +1,6 @@
 "use client";
 
+import { createPortal } from "react-dom";
 import { useState, useCallback, useEffect, useMemo, useRef } from "react";
 import { clsx } from "clsx";
 import type { StaffingRequirement } from "@capakraken/shared";
@@ -13,6 +14,7 @@ import { InfoTooltip } from "~/components/ui/InfoTooltip.js";
 import { formatCents } from "~/lib/format.js";
 import { ConfettiBurst } from "~/components/ui/ConfettiBurst.js";
 import { SuccessToast } from "~/components/ui/SuccessToast.js";
+import { useAnchoredOverlay } from "~/hooks/useAnchoredOverlay.js";
 
 // ─── Constants ────────────────────────────────────────────────────────────────
 
@@ -307,7 +309,7 @@ function ResourcePersonPicker({ value, onChange }: { value: string; onChange: (v
   const [query, setQuery] = useState(value);
   const [open, setOpen] = useState(false);
   const [debouncedSearch, setDebouncedSearch] = useState("");
-  const containerRef = useRef<HTMLDivElement>(null);
+  const inputRef = useRef<HTMLInputElement>(null);
 
   // Debounce search query to avoid excessive API calls
   useEffect(() => {
@@ -331,21 +333,18 @@ function ResourcePersonPicker({ value, onChange }: { value: string; onChange: (v
     setQuery(value);
   }, [value]);
 
-  // Close on outside click
-  useEffect(() => {
-    if (!open) return;
-    function handleClick(e: MouseEvent) {
-      if (containerRef.current && !containerRef.current.contains(e.target as Node)) {
-        setOpen(false);
-      }
-    }
-    document.addEventListener("mousedown", handleClick);
-    return () => document.removeEventListener("mousedown", handleClick);
-  }, [open]);
+  const { panelRef, position } = useAnchoredOverlay<HTMLInputElement>({
+    open,
+    onClose: () => setOpen(false),
+    align: "start",
+    matchTriggerWidth: true,
+    triggerRef: inputRef,
+  });
 
   return (
-    <div ref={containerRef} className="relative">
+    <div className="relative">
       <input
+        ref={inputRef}
         type="text"
         value={query}
         onChange={(e) => {
@@ -357,29 +356,40 @@ function ResourcePersonPicker({ value, onChange }: { value: string; onChange: (v
         placeholder="Search by name or EID…"
         className={INPUT_CLS}
       />
-      {open && filtered.length > 0 && (
-        <ul
-          className="absolute z-50 left-0 right-0 mt-1 bg-white border border-gray-200 rounded-lg shadow-lg overflow-hidden max-h-48 overflow-y-auto"
-          onMouseDown={(e) => e.preventDefault()}
-        >
-          {filtered.map((r) => (
-            <li key={r.id}>
-              <button
-                type="button"
-                onMouseDown={() => {
-                  onChange(r.displayName);
-                  setQuery(r.displayName);
-                  setOpen(false);
-                }}
-                className="w-full text-left px-3 py-2 text-sm flex items-baseline gap-2 hover:bg-gray-50 transition-colors"
-              >
-                <span className="truncate">{r.displayName}</span>
-                <span className="text-xs text-gray-400 font-mono shrink-0">{r.eid}</span>
-              </button>
-            </li>
-          ))}
-        </ul>
-      )}
+      {open && filtered.length > 0 && typeof document !== "undefined"
+        ? createPortal(
+            <div
+              ref={panelRef}
+              className="fixed z-[9998] max-h-48 overflow-y-auto rounded-lg border border-gray-200 bg-white shadow-lg"
+              style={{
+                top: position.top,
+                left: position.left,
+                width: position.minWidth,
+              }}
+              onMouseDown={(e) => e.preventDefault()}
+            >
+              <ul>
+                {filtered.map((r) => (
+                  <li key={r.id}>
+                    <button
+                      type="button"
+                      onMouseDown={() => {
+                        onChange(r.displayName);
+                        setQuery(r.displayName);
+                        setOpen(false);
+                      }}
+                      className="flex w-full items-baseline gap-2 px-3 py-2 text-left text-sm transition-colors hover:bg-gray-50"
+                    >
+                      <span className="truncate">{r.displayName}</span>
+                      <span className="shrink-0 font-mono text-xs text-gray-400">{r.eid}</span>
+                    </button>
+                  </li>
+                ))}
+              </ul>
+            </div>,
+            document.body,
+          )
+        : null}
     </div>
   );
 }