diff --git a/README.md b/README.md
index 8086a09..93f6e42 100644
--- a/README.md
+++ b/README.md
@@ -141,5 +141,4 @@ git tag -d v1.0.0; git push origin :refs/tags/v1.0.0; git tag -a v1.0.0 -m "Rele
 
 ## To implement
 
-- Better Tailwind CSS classes
-- See keycloak user infos
+- Token refresh
diff --git a/src/app/[locale]/doc/page.tsx b/src/app/[locale]/doc/page.tsx
index b852adb..07319d2 100644
--- a/src/app/[locale]/doc/page.tsx
+++ b/src/app/[locale]/doc/page.tsx
@@ -31,38 +31,213 @@
 //   )
 // }
 
-'use client'
+// 'use client';
 
-import { useEffect, useState } from 'react'
-import Spinner from '@/components/spinner'
+// import { useEffect, useState } from 'react';
+// import Spinner from '@/components/spinner';
 
-export default function AboutPage() {
-  const [data, setData] = useState<any>(null)
-  const [loading, setLoading] = useState(true)
+// export default function AboutPage() {
+//   const [data, setData] = useState<any>(null);
+//   const [loading, setLoading] = useState(true);
 
-  useEffect(() => {
-    fetch((process.env.NEXT_PUBLIC_API_URL as string) + '/docs.json')
-      .then((res) => res.json())
-      .then((result) => {
-        setData(result)
-        setLoading(false)
-      })
-      .catch(() => {
-        setLoading(false)
-      })
-  }, [])
+//   useEffect(() => {
+//     fetch((process.env.NEXT_PUBLIC_API_URL as string) + '/docs.json')
+//       .then((res) => res.json())
+//       .then((result) => {
+//         setData(result);
+//         setLoading(false);
+//       })
+//       .catch(() => {
+//         setLoading(false);
+//       });
+//   }, []);
 
-  if (loading) {
-    return (
-      <div className="flex items-center justify-center min-h-screen">
-        <div className="h-12 w-12 rounded-full border-4 border-gray-300 border-t-blue-600 animate-spin" />
-      </div>
-    )
-  }
+//   if (loading) {
+//     return (
+//       <div className="flex items-center justify-center min-h-screen">
+//         <div className="h-12 w-12 rounded-full border-4 border-gray-300 border-t-blue-600 animate-spin" />
+//       </div>
+//     );
+//   }
+
+//   return (
+//     <div className="flex items-center justify-center min-h-screen bg-primary text-primary transition-theme">
+//       <Spinner />
+//     </div>
+//   );
+// }
+
+'use client';
+
+import Sidebar from '@/components/Sidebar';
+import { SidebarPanel } from '@/components/Sidebar';
+import {
+  Slider,
+  NumberInput,
+  TextInput,
+  Toggle,
+} from '../../../components/Inputs';
+
+type PanelProps = {
+  settings: Settings;
+  setSettings: React.Dispatch<React.SetStateAction<Settings>>;
+};
+
+export type Settings = {
+  temp: number;
+  topP: number;
+  topK: number | undefined;
+  maxTokens: number | undefined;
+  numCtx: number | undefined;
+  stop: string[] | undefined;
+  repeatPenalty: number;
+  seed: number | undefined;
+  stream: boolean;
+  keepAlive: string | undefined;
+};
+
+function SettingsPanel({ settings, setSettings }: PanelProps) {
+  const set =
+    <K extends keyof Settings>(key: K) =>
+    (val: Settings[K]) =>
+      setSettings((prev) => ({ ...prev, [key]: val }));
+
+  const sections = [
+    {
+      title: 'Sampling',
+      fields: (s: any, set: any) => (
+        <>
+          <Slider
+            label="Temperature"
+            value={s.temp}
+            setValue={set('temp')}
+            min={0}
+            max={2}
+            step={0.1}
+          />
+          <Slider
+            label="Top P"
+            value={s.topP}
+            setValue={set('topP')}
+            min={0}
+            max={1}
+            step={0.05}
+          />
+          <NumberInput label="Top K" value={s.topK} setValue={set('topK')} />
+        </>
+      ),
+    },
+    {
+      title: 'Generation',
+      fields: (s: any, set: any) => (
+        <>
+          <NumberInput
+            label="Max Tokens"
+            value={s.maxTokens}
+            setValue={set('maxTokens')}
+          />
+          <NumberInput
+            label="Context Size"
+            value={s.numCtx}
+            setValue={set('numCtx')}
+          />
+          <TextInput
+            label="Stop Sequences"
+            value={s.stop?.join(', ')}
+            setValue={(val) =>
+              set('stop')(val ? val.split(',').map((s) => s.trim()) : undefined)
+            }
+            placeholder="Comma separated"
+          />
+        </>
+      ),
+    },
+    {
+      title: 'Control',
+      fields: (s: any, set: any) => (
+        <>
+          <Slider
+            label="Repeat Penalty"
+            value={s.repeatPenalty}
+            setValue={set('repeatPenalty')}
+            min={0}
+            max={2}
+            step={0.1}
+          />
+          <NumberInput label="Seed" value={s.seed} setValue={set('seed')} />
+        </>
+      ),
+    },
+    {
+      title: 'System',
+      fields: (s: any, set: any) => (
+        <>
+          <Toggle label="Streaming" value={s.stream} setValue={set('stream')} />
+          <TextInput
+            label="Keep Alive"
+            value={s.keepAlive}
+            setValue={set('keepAlive')}
+            placeholder="e.g. 5m"
+          />
+        </>
+      ),
+    },
+  ];
 
   return (
-    <div className="flex items-center justify-center min-h-screen bg-primary text-primary transition-theme">
-        <Spinner/>
-      </div>
-  )
-}
\ No newline at end of file
+    <div className="space-y-6 px-1">
+      {sections.map((section) => (
+        <div key={section.title} className="space-y-4">
+          <h3 className="text-xs uppercase text-accent tracking-widest">
+            {section.title}
+          </h3>
+
+          {section.fields(settings, set)}
+        </div>
+      ))}
+    </div>
+  );
+}
+
+export const SIDEBAR_PANELS = ({
+  settings,
+  setSettings,
+}: PanelProps): SidebarPanel[] => [
+  {
+    id: 'settings',
+    label: 'Settings',
+    icon: (
+      <svg viewBox="0 0 20 20" fill="currentColor" className="w-4 h-4">
+        <path
+          fillRule="evenodd"
+          d="M7.84 1.804A1 1 0 018.82 1h2.36a1 1 0 01.98.804l.331 1.652a6.993 6.993 0 011.929 1.115l1.598-.54a1 1 0 011.186.447l1.18 2.044a1 1 0 01-.205 1.251l-1.267 1.113a7.047 7.047 0 010 2.228l1.267 1.113a1 1 0 01.205 1.251l-1.18 2.044a1 1 0 01-1.186.447l-1.598-.54a6.993 6.993 0 01-1.929 1.115l-.33 1.652a1 1 0 01-.98.804H8.82a1 1 0 01-.98-.804l-.331-1.652a6.993 6.993 0 01-1.929-1.115l-1.598.54a1 1 0 01-1.186-.447l-1.18-2.044a1 1 0 01.205-1.251l1.267-1.114a7.05 7.05 0 010-2.227L1.821 7.773a1 1 0 01-.206-1.25l1.18-2.045a1 1 0 011.187-.447l1.598.54A6.993 6.993 0 017.51 3.456l.33-1.652zM10 13a3 3 0 100-6 3 3 0 000 6z"
+          clipRule="evenodd"
+        />
+      </svg>
+    ),
+    component: <SettingsPanel settings={settings} setSettings={setSettings} />,
+  },
+];
+
+import { useState } from 'react';
+
+export default function DocPage() {
+  const [settings, setSettings] = useState<Settings>({
+    temp: 0.7,
+    topP: 0.9,
+    topK: 40,
+    maxTokens: 1000,
+    numCtx: 128000,
+    stop: [''],
+    repeatPenalty: 1.1,
+    seed: 0,
+    stream: true,
+    keepAlive: '5m',
+  });
+
+  return (
+    <div className="flex flex-1 overflow-hidden min-h-0">
+      <Sidebar panels={SIDEBAR_PANELS({ settings, setSettings })} />
+    </div>
+  );
+}
diff --git a/src/app/[locale]/layout.tsx b/src/app/[locale]/layout.tsx
index 2a20c72..b21d475 100644
--- a/src/app/[locale]/layout.tsx
+++ b/src/app/[locale]/layout.tsx
@@ -40,11 +40,13 @@ export default async function RootLayout(props: {
 
   return (
     <html lang={locale} className={theme === 'dark' ? 'dark' : 'light-mode'}>
-      <body className="min-h-screen flex flex-col bg-primary text-primary transition-theme">
+      <body className="h-screen flex flex-col bg-primary text-primary transition-theme">
         <Providers locale={locale} messages={messages} session={session}>
           <Navbar />
 
-          <main className="flex-1 pt-[var(--header-height)] flex flex-col">{props.children}</main>
+          <main className="flex-1 pt-[var(--header-height)] flex overflow-hidden">
+            {props.children}
+          </main>
 
           <Footer />
         </Providers>
diff --git a/src/app/[locale]/page.tsx b/src/app/[locale]/page.tsx
index b7f2185..b3fba1b 100644
--- a/src/app/[locale]/page.tsx
+++ b/src/app/[locale]/page.tsx
@@ -67,7 +67,10 @@ export default function Home() {
       <div className="flex flex-col items-center justify-center">
         <h1 className="text-5xl font-bold text-cyan-400">{t('name')}</h1>
         <p className="mt-4 text-gray-400">{t('welcome')}</p>
-        <button className="mt-6 px-6 py-3 bg-cyan-500 rounded-xl" onClick={() => signIn('keycloak')}>
+        <button
+          className="mt-6 px-6 py-3 bg-cyan-500 rounded-xl"
+          onClick={() => signIn('keycloak')}
+        >
           {t('start')}
         </button>
       </div>
diff --git a/src/components/Inputs.tsx b/src/components/Inputs.tsx
index 1ae3b77..21e2c10 100644
--- a/src/components/Inputs.tsx
+++ b/src/components/Inputs.tsx
@@ -1,7 +1,7 @@
 type SliderProps = {
   label: string;
   value: number;
-  setValue: (val: number) => void; 
+  setValue: (val: number) => void;
   min: number;
   max: number;
   step: number;
@@ -37,14 +37,10 @@ export function Slider({
 type NumberInputProps = {
   label: string;
   value?: number;
-  setValue: (val: number | undefined) => void; 
+  setValue: (val: number | undefined) => void;
 };
 
-export function NumberInput({
-  label,
-  value,
-  setValue,
-}: NumberInputProps) {
+export function NumberInput({ label, value, setValue }: NumberInputProps) {
   return (
     <div>
       <label className="text-xs uppercase tracking-widest">{label}</label>
@@ -93,11 +89,7 @@ type ToggleProps = {
   setValue: (val: boolean) => void;
 };
 
-export function Toggle({
-  label,
-  value,
-  setValue,
-}: ToggleProps) {
+export function Toggle({ label, value, setValue }: ToggleProps) {
   return (
     <div className="flex items-center justify-between">
       <span className="text-sm">{label}</span>
@@ -115,4 +107,4 @@ export function Toggle({
       </button>
     </div>
   );
-}
\ No newline at end of file
+}
diff --git a/src/components/Sidebar.tsx b/src/components/Sidebar.tsx
index 083dc63..9f40d57 100644
--- a/src/components/Sidebar.tsx
+++ b/src/components/Sidebar.tsx
@@ -1,6 +1,7 @@
 'use client';
 
 import { useState, useSyncExternalStore } from 'react';
+import { CloseIcon } from './icons/CloseIcon';
 
 export type SidebarPanel = {
   id: string;
@@ -9,104 +10,179 @@ export type SidebarPanel = {
   component: React.ReactNode;
 };
 
-type SidebarProps = {
-  panels: SidebarPanel[];
-};
-
 function useIsWide(): boolean {
   return useSyncExternalStore(
     (cb) => {
       window.addEventListener('resize', cb);
       return () => window.removeEventListener('resize', cb);
     },
-    () => window.innerWidth >= 768, // client snapshot
-    () => false,                    // server snapshot — must match initial SSR HTML
+    () => window.innerWidth >= 768,
+    () => false,
   );
 }
 
-const CLOSED = '__closed__';
-
-export default function Sidebar({ panels }: SidebarProps) {
-  const isWide = useIsWide();
-
+/* -----------------------------
+   Shared sidebar logic
+------------------------------*/
+function useSidebarState() {
   const [activeId, setActiveId] = useState<string | null>(null);
 
-  const effectiveId =
-  activeId === CLOSED ? null
-  : activeId ?? (isWide ? (panels[0]?.id ?? null) : null);
+  const setClosed = () => setActiveId(null);
 
+  const toggle = (id: string, effectiveId: string | null) => {
+    setActiveId((prev) =>
+      prev === id || (effectiveId === id && prev === null) ? null : id,
+    );
+  };
+
+  const resolveEffectiveId = (isWide: boolean, panels: SidebarPanel[]) => {
+    return activeId === null
+      ? null
+      : (activeId ?? (isWide ? (panels[0]?.id ?? null) : null));
+  };
+
+  return {
+    activeId,
+    setActiveId,
+    setClosed,
+    toggle,
+    resolveEffectiveId,
+  };
+}
+
+/* -----------------------------
+   Desktop UI
+------------------------------*/
+function DesktopSidebar({
+  activePanel,
+  isOpen,
+  setClosed,
+}: {
+  activePanel?: SidebarPanel;
+  isOpen: boolean;
+  setClosed: () => void;
+}) {
+  return (
+    <div
+      className={`
+        flex transition-all duration-300 ease-in-out overflow-hidden
+        ${isOpen ? 'w-64 opacity-100' : 'w-0 opacity-0'}
+      `}
+    >
+      {activePanel && (
+        <div className="w-64 flex flex-col border-r border-muted">
+          <div className="flex items-center justify-between px-4 py-3 border-b border-muted shrink-0">
+            <span className="text-sm font-semibold text-accent">
+              {activePanel.label}
+            </span>
+            <button onClick={setClosed}>
+              <CloseIcon className="w-4 h-4" />
+            </button>
+          </div>
+          <div className="flex-1 overflow-y-auto p-3 min-h-0">
+            {activePanel.component}
+          </div>
+        </div>
+      )}
+    </div>
+  );
+}
+
+/* -----------------------------
+   Mobile UI (drawer)
+------------------------------*/
+function MobileSidebar({
+  activePanel,
+  setClosed,
+}: {
+  activePanel?: SidebarPanel;
+  setClosed: () => void;
+}) {
+  if (!activePanel) return null;
+
+  return (
+    <>
+      {/* Backdrop */}
+      <div className="fixed inset-0 bg-black/40 z-20" onClick={setClosed} />
+
+      {/* Drawer */}
+      <div className="fixed left-14 top-[var(--header-height)] bottom-0 z-30 bg-primary overflow-y-auto border border-muted w-64">
+        <div className="flex items-center justify-between px-4 py-3 border-b border-muted">
+          <span className="text-sm font-semibold text-accent">
+            {activePanel.label}
+          </span>
+
+          <button onClick={setClosed}>
+            <CloseIcon className="w-4 h-4" />
+          </button>
+        </div>
+
+        <div className="p-3">{activePanel.component}</div>
+      </div>
+    </>
+  );
+}
+
+/* -----------------------------
+   Icon rail (shared)
+------------------------------*/
+function IconRail({
+  panels,
+  effectiveId,
+  toggle,
+}: {
+  panels: SidebarPanel[];
+  effectiveId: string | null;
+  toggle: (id: string, effectiveId: string | null) => void;
+}) {
+  return (
+    <div className="w-12 flex flex-col items-center py-3 gap-1 z-30">
+      {panels.map((panel) => (
+        <button
+          key={panel.id}
+          onClick={() => toggle(panel.id, effectiveId)}
+          title={panel.label}
+          className={`w-8 h-8 rounded-lg flex items-center justify-center transition-theme ${
+            effectiveId === panel.id ? 'bg-accent2' : ''
+          }`}
+        >
+          {panel.icon}
+        </button>
+      ))}
+    </div>
+  );
+}
+
+/* -----------------------------
+   Main Sidebar (controller)
+------------------------------*/
+export default function Sidebar({ panels }: { panels: SidebarPanel[] }) {
+  const isWide = useIsWide();
+
+  const { setClosed, toggle, resolveEffectiveId } = useSidebarState();
+
+  const effectiveId = resolveEffectiveId(isWide, panels);
   const activePanel = panels.find((p) => p.id === effectiveId);
   const isOpen = !!activePanel;
 
-  const toggle = (id: string) =>
-  setActiveId((prev) => (prev === id || (effectiveId === id && prev === null) ? CLOSED : id));
-
   return (
     <div className="flex border-r border-t border-muted">
-      {/* Expanded panel */}
-      <div
-        className={`
-          ${isWide
-            ? `flex transition-all duration-300 ease-in-out overflow-hidden ${
-                isOpen ? 'w-64 opacity-100' : 'w-0 opacity-0'
-              }`
-            : isOpen
-              ? 'fixed left-14 top-(--var(header-height)) z-30 bg-primary'
-              : 'hidden'
-          }
-        `}
-      >
-        {activePanel && (
-          <div
-            className={`w-64 flex flex-col border-muted ${
-              isWide ? 'border-r' : 'border'
-            }`}
-          >
-            <div className="flex items-center justify-between px-4 py-3 border-b border-muted">
-              <span className="text-sm font-semibold tracking-wide text-accent">
-                {activePanel.label}
-              </span>
-              <button
-                onClick={() => setActiveId(CLOSED)}
-                className="text-primary hover:text-white transition-colors"
-              >
-                <svg viewBox="0 0 20 20" fill="currentColor" className="w-4 h-4">
-                  <path d="M6.28 5.22a.75.75 0 00-1.06 1.06L8.94 10l-3.72 3.72a.75.75 0 101.06 1.06L10 11.06l3.72 3.72a.75.75 0 101.06-1.06L11.06 10l3.72-3.72a.75.75 0 00-1.06-1.06L10 8.94 6.28 5.22z" />
-                </svg>
-              </button>
-            </div>
-            <div className="flex-1 overflow-y-auto p-3">
-              {activePanel.component}
-            </div>
-          </div>
-        )}
-      </div>
-
-      {/* Back drop */}
-      {isOpen && !isWide && (
-        <div
-          className="fixed inset-0 bg-black/40 z-20"
-          onClick={() => setActiveId(CLOSED)}
+      {/* Desktop */}
+      {isWide && (
+        <DesktopSidebar
+          activePanel={activePanel}
+          isOpen={isOpen}
+          setClosed={setClosed}
         />
       )}
 
+      {/* Mobile */}
+      {!isWide && (
+        <MobileSidebar activePanel={activePanel} setClosed={setClosed} />
+      )}
+
       {/* Icon rail */}
-      <div className="w-12 flex flex-col items-center py-3 gap-1 z-30">
-        {panels.map((panel) => (
-          <button
-            key={panel.id}
-            onClick={() => toggle(panel.id)}
-            title={panel.label}
-            className={`w-8 h-8 rounded-lg flex items-center justify-center text-primary transition-theme ${
-              effectiveId === panel.id
-                ? 'bg-accent2'
-                : ''
-            }`}
-          >
-            {panel.icon}
-          </button>
-        ))}
-      </div>
+      <IconRail panels={panels} effectiveId={effectiveId} toggle={toggle} />
     </div>
   );
-}
\ No newline at end of file
+}
diff --git a/src/components/chat/ChatUI.tsx b/src/components/chat/ChatUI.tsx
index a0ccf53..1d6e772 100644
--- a/src/components/chat/ChatUI.tsx
+++ b/src/components/chat/ChatUI.tsx
@@ -25,6 +25,7 @@ export default function ChatUI({
   const [messages, setMessages] = useState<Message[]>([]);
   const [input, setInput] = useState('');
   const [loading, setLoading] = useState(false);
+  const [notification, setNotification] = useState<string | null>(null);
   const [settings, setSettings] = useState<Settings>({
     temp: 0.7,
     topP: 0.9,
@@ -34,7 +35,7 @@ export default function ChatUI({
     stop: [''],
     repeatPenalty: 1.1,
     seed: 0,
-    stream: true,
+    stream: false,
     keepAlive: '5m',
   });
 
@@ -76,8 +77,13 @@ export default function ChatUI({
       const data = await res.json();
       const assistant = data?.choices?.[0]?.message;
       if (assistant) setMessages((prev) => [...prev, assistant]);
-    } catch (err) {
+    } catch (err: any) {
       console.error(err);
+      setNotification(
+        err?.message || 'Something went wrong while sending request',
+      );
+
+      setTimeout(() => setNotification(null), 3000);
     } finally {
       setLoading(false);
     }
@@ -85,6 +91,12 @@ export default function ChatUI({
 
   return (
     <div className="flex flex-1 bg-primary text-primary transition-theme">
+      {notification && (
+        <div className="fixed bottom-4 right-4 bg-red-500 text-white px-4 py-2 rounded-lg shadow-lg z-50">
+          {notification}
+        </div>
+      )}
+
       {/* ── Sidebar (icon rail + sliding panel) ── */}
       <Sidebar panels={SIDEBAR_PANELS({ settings, setSettings })} />
 
diff --git a/src/components/chat/chat.panels.tsx b/src/components/chat/chat.panels.tsx
index c52b508..d0edca7 100644
--- a/src/components/chat/chat.panels.tsx
+++ b/src/components/chat/chat.panels.tsx
@@ -44,36 +44,103 @@ export type Settings = {
 
 function SettingsPanel({ settings, setSettings }: PanelProps) {
   const set =
-  <K extends keyof Settings>(key: K) =>
-  (val: Settings[K]) =>
-    setSettings((prev) => ({ ...prev, [key]: val }));
+    <K extends keyof Settings>(key: K) =>
+    (val: Settings[K]) =>
+      setSettings((prev) => ({ ...prev, [key]: val }));
+
+  const sections = [
+    {
+      title: 'Sampling',
+      fields: (s: any, set: any) => (
+        <>
+          <Slider
+            label="Temperature"
+            value={s.temp}
+            setValue={set('temp')}
+            min={0}
+            max={2}
+            step={0.1}
+          />
+          <Slider
+            label="Top P"
+            value={s.topP}
+            setValue={set('topP')}
+            min={0}
+            max={1}
+            step={0.05}
+          />
+          <NumberInput label="Top K" value={s.topK} setValue={set('topK')} />
+        </>
+      ),
+    },
+    {
+      title: 'Generation',
+      fields: (s: any, set: any) => (
+        <>
+          <NumberInput
+            label="Max Tokens"
+            value={s.maxTokens}
+            setValue={set('maxTokens')}
+          />
+          <NumberInput
+            label="Context Size"
+            value={s.numCtx}
+            setValue={set('numCtx')}
+          />
+          <TextInput
+            label="Stop Sequences"
+            value={s.stop?.join(', ')}
+            setValue={(val) =>
+              set('stop')(val ? val.split(',').map((s) => s.trim()) : undefined)
+            }
+            placeholder="Comma separated"
+          />
+        </>
+      ),
+    },
+    {
+      title: 'Control',
+      fields: (s: any, set: any) => (
+        <>
+          <Slider
+            label="Repeat Penalty"
+            value={s.repeatPenalty}
+            setValue={set('repeatPenalty')}
+            min={0}
+            max={2}
+            step={0.1}
+          />
+          <NumberInput label="Seed" value={s.seed} setValue={set('seed')} />
+        </>
+      ),
+    },
+    {
+      title: 'System',
+      fields: (s: any, set: any) => (
+        <>
+          <Toggle label="Streaming" value={s.stream} setValue={set('stream')} />
+          <TextInput
+            label="Keep Alive"
+            value={s.keepAlive}
+            setValue={set('keepAlive')}
+            placeholder="e.g. 5m"
+          />
+        </>
+      ),
+    },
+  ];
 
   return (
     <div className="space-y-6 px-1">
-      <div className="space-y-4">
-        <h3 className="text-xs uppercase text-accent tracking-widest">Sampling</h3>
-        <Slider label="Temperature" value={settings.temp}    setValue={set('temp')}    min={0} max={2}  step={0.1}  />
-        <Slider label="Top P"       value={settings.topP}    setValue={set('topP')}    min={0} max={1}  step={0.05} />
-        <NumberInput label="Top K"  value={settings.topK}    setValue={set('topK')} />
-      </div>
-      <div className="space-y-4">
-        <h3 className="text-xs uppercase text-accent tracking-widest">Generation</h3>
-        <NumberInput label="Max Tokens"   value={settings.maxTokens} setValue={set('maxTokens')} />
-        <NumberInput label="Context Size" value={settings.numCtx}    setValue={set('numCtx')} />
-        <TextInput   label="Stop Sequences" value={settings.stop?.join(', ')}    setValue={(val) =>
-    set('stop')(val ? val.split(',').map((s) => s.trim()) : undefined)
-  } placeholder="Comma separated" />
-      </div>
-      <div className="space-y-4">
-        <h3 className="text-xs uppercase text-accent tracking-widest">Control</h3>
-        <Slider      label="Repeat Penalty" value={settings.repeatPenalty} setValue={set('repeatPenalty')} min={0} max={2} step={0.1} />
-        <NumberInput label="Seed"            value={settings.seed}          setValue={set('seed')} />
-      </div>
-      <div className="space-y-4">
-        <h3 className="text-xs uppercase text-accent tracking-widest">System</h3>
-        <Toggle    label="Streaming"  value={settings.stream}    setValue={set('stream')} />
-        <TextInput label="Keep Alive" value={settings.keepAlive} setValue={set('keepAlive')} placeholder="e.g. 5m" />
-      </div>
+      {sections.map((section) => (
+        <div key={section.title} className="space-y-4">
+          <h3 className="text-xs uppercase text-accent tracking-widest">
+            {section.title}
+          </h3>
+
+          {section.fields(settings, set)}
+        </div>
+      ))}
     </div>
   );
 }
@@ -102,7 +169,10 @@ function InfoPanel() {
 
 // ─── Panel registry — add yours here ─────────────────────────────────────────
 
-export const SIDEBAR_PANELS = ({ settings, setSettings }: PanelProps): SidebarPanel[] => [
+export const SIDEBAR_PANELS = ({
+  settings,
+  setSettings,
+}: PanelProps): SidebarPanel[] => [
   {
     id: 'history',
     label: 'History',
diff --git a/src/components/icons/CloseIcon.tsx b/src/components/icons/CloseIcon.tsx
new file mode 100644
index 0000000..12f7c4c
--- /dev/null
+++ b/src/components/icons/CloseIcon.tsx
@@ -0,0 +1,8 @@
+// src/components/icons/CloseIcon.tsx
+export function CloseIcon(props: React.SVGProps<SVGSVGElement>) {
+  return (
+    <svg viewBox="0 0 20 20" fill="currentColor" {...props}>
+      <path d="M6.28 5.22a.75.75 0 00-1.06 1.06L8.94 10l-3.72 3.72a.75.75 0 101.06 1.06L10 11.06l3.72 3.72a.75.75 0 101.06-1.06L11.06 10l3.72-3.72a.75.75 0 00-1.06-1.06L10 8.94 6.28 5.22z" />
+    </svg>
+  );
+}
diff --git a/src/hooks/useTheme.ts b/src/hooks/useTheme.ts
index 7a067b8..3d4747b 100644
--- a/src/hooks/useTheme.ts
+++ b/src/hooks/useTheme.ts
@@ -76,4 +76,4 @@ export function useTheme() {
     dark: theme === 'dark',
     toggleTheme,
   };
-}
\ No newline at end of file
+}
diff --git a/src/types/chat-api.tsx b/src/types/chat-api.tsx
index 52983da..e20f476 100644
--- a/src/types/chat-api.tsx
+++ b/src/types/chat-api.tsx
@@ -40,11 +40,7 @@ export type ChatCompletionResponse = {
   usage?: Usage;
 };
 
-export type FinishReason =
-  | 'Stop'
-  | 'Length'
-  | 'ContentFilter'
-  | 'ToolCalls';
+export type FinishReason = 'Stop' | 'Length' | 'ContentFilter' | 'ToolCalls';
 
 export type ChatChoice = {
   index: number;
@@ -56,4 +52,4 @@ export type Usage = {
   prompt_tokens: number;
   completion_tokens: number;
   total_tokens: number;
-};
\ No newline at end of file
+};