diff --git a/src/features/observers/ObserverPage.tsx b/src/features/observers/ObserverPage.tsx
index 5621f45..2cc9a59 100644
--- a/src/features/observers/ObserverPage.tsx
+++ b/src/features/observers/ObserverPage.tsx
@@ -76,7 +76,7 @@ export function ObserverPage({ wsManager }: { wsManager: WsManager }) {
       brokerFilter={broker} onBrokerChange={setBroker} brokerOptions={brokers?.map((b) => b.name) ?? []}
       scopeFilter={scope} onScopeChange={setScope} scopeOptions={scopeOptions}
       trailing={<span className="ml-auto flex items-center gap-2 font-mono text-[11px] text-text-muted"><span className="hidden sm:inline">{t("observerPage.range")}</span>
-          <Segmented ariaLabel={t("observerPage.range")} size="sm" value={range} options={[{ value: "24h", label: t("stats.ranges.24h") }, { value: "7d", label: t("stats.ranges.7d") }, { value: "30d", label: t("stats.ranges.30d") }]} onChange={v => setParams(observerDestination(params, id, observerRange(v)))} />
+          <Segmented ariaLabel={t("observerPage.range")} size="xs" value={range} options={[{ value: "24h", label: t("stats.ranges.24h") }, { value: "7d", label: t("stats.ranges.7d") }, { value: "30d", label: t("stats.ranges.30d") }]} onChange={v => setParams(observerDestination(params, id, observerRange(v)))} />
         </span>}
     />
     <div className="relative flex min-h-0 min-w-0 flex-1">
diff --git a/src/features/routes/RouteTable.tsx b/src/features/routes/RouteTable.tsx
index ba16d5a..583bab6 100644
--- a/src/features/routes/RouteTable.tsx
+++ b/src/features/routes/RouteTable.tsx
@@ -10,6 +10,7 @@ import { Timestamp } from "../../components/Timestamp";
 import { DataTable, type Column } from "../../components/DataTable";
 import { LoadingPill } from "../../components/LoadingPill";
 import { MultiSelectDropdown } from "../../components/MultiSelectDropdown";
+import { useIsMobile } from "../../hooks/useMediaQuery";
 import { RouteDetailPanel } from "./RouteDetailPanel";
 import { ResolvedHopBlock } from "../packets/PathData";
 import { formatHex } from "../../lib/formatters";
@@ -257,6 +258,7 @@ export function RouteTable(actions: RouteActions) {
     loadMore();
   }, [search, serverIata, iatas, hasMore, isPaging, rows, loadedCount, loadMore]);
 
+  const isMobile = useIsMobile();
   const panelOpen = Boolean(pathKey && routeIata || selectedRoute);
   const canSearch = !!(from.trim() && to.trim() && searchIatas.length >= 1);
   // clear any selection when the visible list changes out from under it (search submit/clear)
@@ -279,36 +281,41 @@ export function RouteTable(actions: RouteActions) {
       {/* stacks into two rows on mobile (the inputs would otherwise wrap around the arrow); one row at md+ */}
       <div className={`${panelOpen ? "hidden md:flex" : "flex"} flex-col md:flex-row md:flex-wrap md:items-center gap-1.5 gap-y-1.5 px-4 py-2 border-b border-border-subtle bg-bg-base shrink-0`}>
         <div className="flex items-center gap-1.5">
-          <span className="text-text-muted text-[11px] uppercase tracking-wider mr-1 shrink-0">Find path</span>
+          <span className="hidden md:inline text-text-muted text-[11px] uppercase tracking-wider mr-1 shrink-0">Find path</span>
           <input
-            className={`${inputClass} flex-1 min-w-0 md:flex-none md:w-24`}
+            className={`${inputClass} h-7 flex-1 min-w-0 md:flex-none md:w-24`}
             placeholder="from hash"
+            aria-label="From hash"
             value={from}
             onChange={(e) => setFrom(e.target.value)}
             onKeyDown={onKeyDown}
           />
           <span className="text-text-dim text-xs shrink-0" aria-hidden>→</span>
           <input
-            className={`${inputClass} flex-1 min-w-0 md:flex-none md:w-24`}
+            className={`${inputClass} h-7 flex-1 min-w-0 md:flex-none md:w-24`}
             placeholder="to hash"
+            aria-label="To hash"
             value={to}
             onChange={(e) => setTo(e.target.value)}
             onKeyDown={onKeyDown}
           />
         </div>
         <div className="flex items-center gap-1.5">
-          <MultiSelectDropdown
-            label="IATA"
-            options={iataOptions}
-            selected={searchIatas}
-            onChange={setSearchIatas}
-            align="left"
-          />
+          <div className="flex-1 min-w-0 md:flex-none">
+            <MultiSelectDropdown
+              label="IATA"
+              options={iataOptions}
+              selected={searchIatas}
+              onChange={setSearchIatas}
+              align="left"
+              fullWidth={isMobile}
+            />
+          </div>
           <button
             type="button"
             onClick={submitSearch}
             disabled={!canSearch}
-            className="text-[11px] font-mono px-2 py-1 rounded-sm border border-border bg-bg-surface text-text-normal hover:border-primary-dim disabled:opacity-40 disabled:cursor-not-allowed cursor-pointer transition-colors"
+            className="h-7 text-[11px] font-mono px-3 rounded-sm border border-border bg-bg-surface text-text-normal hover:border-primary-dim disabled:opacity-40 disabled:cursor-not-allowed cursor-pointer transition-colors"
           >
             Search
           </button>
@@ -316,7 +323,7 @@ export function RouteTable(actions: RouteActions) {
             <button
               type="button"
               onClick={clearSearch}
-              className="text-[11px] font-mono px-2 py-1 rounded-sm text-text-dim hover:text-text-normal cursor-pointer transition-colors"
+              className="h-7 text-[11px] font-mono px-2 rounded-sm text-text-dim hover:text-text-normal cursor-pointer transition-colors"
             >
               Clear
             </button>
diff --git a/src/features/stats/Segmented.tsx b/src/features/stats/Segmented.tsx
index ee905ac..b43e844 100644
--- a/src/features/stats/Segmented.tsx
+++ b/src/features/stats/Segmented.tsx
@@ -11,7 +11,7 @@ interface SegmentedProps {
   value: string;
   onChange: (value: string) => void;
   ariaLabel: string;
-  size?: "sm" | "md";
+  size?: "xs" | "sm" | "md";
   className?: string;
 }
 
@@ -19,7 +19,8 @@ interface SegmentedProps {
 // tint + inset ring, inactive pills are muted. Used for the Stats sub-tabs (md, with icons) and the
 // time-range selector (sm). Active state is conveyed with aria-pressed, not color alone.
 export function Segmented({ options, value, onChange, ariaLabel, size = "sm", className }: SegmentedProps) {
-  const pad = size === "md" ? "px-3 py-1.5 text-xs" : "px-2.5 py-1 text-[11px]";
+  // xs matches the 28px filter-bar controls it sits beside
+  const pad = size === "md" ? "px-3 py-1.5 text-xs" : size === "xs" ? "px-2.5 py-[3px] text-[11px] leading-4" : "px-2.5 py-1 text-[11px]";
   return (
     <div
       role="group"