diff --git a/app/package.json b/app/package.json
index da7e0c7..3978329 100644
--- a/app/package.json
+++ b/app/package.json
@@ -14,6 +14,7 @@
   "dependencies": {
     "@headlessui/react": "^1.7.18",
     "@headlessui/tailwindcss": "^0.2.0",
+    "@radix-ui/react-accordion": "^1.1.2",
     "@radix-ui/react-alert-dialog": "^1.0.4",
     "@radix-ui/react-checkbox": "^1.0.4",
     "@radix-ui/react-context-menu": "^2.1.4",
diff --git a/app/pnpm-lock.yaml b/app/pnpm-lock.yaml
index 71ec44e..82c4857 100644
--- a/app/pnpm-lock.yaml
+++ b/app/pnpm-lock.yaml
@@ -11,6 +11,9 @@ dependencies:
   '@headlessui/tailwindcss':
     specifier: ^0.2.0
     version: 0.2.0(tailwindcss@3.3.5)
+  '@radix-ui/react-accordion':
+    specifier: ^1.1.2
+    version: 1.1.2(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
   '@radix-ui/react-alert-dialog':
     specifier: ^1.0.4
     version: 1.0.5(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
@@ -746,6 +749,35 @@ packages:
       '@babel/runtime': 7.23.2
     dev: false
 
+  /@radix-ui/react-accordion@1.1.2(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0):
+    resolution: {integrity: sha512-fDG7jcoNKVjSK6yfmuAs0EnPDro0WMXIhMtXdTBWqEioVW206ku+4Lw07e+13lUkFkpoEQ2PdeMIAGpdqEAmDg==}
+    peerDependencies:
+      '@types/react': '*'
+      '@types/react-dom': '*'
+      react: ^16.8 || ^17.0 || ^18.0
+      react-dom: ^16.8 || ^17.0 || ^18.0
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      '@types/react-dom':
+        optional: true
+    dependencies:
+      '@babel/runtime': 7.23.2
+      '@radix-ui/primitive': 1.0.1
+      '@radix-ui/react-collapsible': 1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
+      '@radix-ui/react-collection': 1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
+      '@radix-ui/react-compose-refs': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-context': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-direction': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-id': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-primitive': 1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
+      '@radix-ui/react-use-controllable-state': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@types/react': 18.2.33
+      '@types/react-dom': 18.2.14
+      react: 18.2.0
+      react-dom: 18.2.0(react@18.2.0)
+    dev: false
+
   /@radix-ui/react-alert-dialog@1.0.5(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0):
     resolution: {integrity: sha512-OrVIOcZL0tl6xibeuGt5/+UxoT2N27KCFOPjFyfXMnchxSHZ/OW7cCX2nGlIYJrbHK/fczPcFzAwvNBB6XBNMA==}
     peerDependencies:
@@ -821,6 +853,34 @@ packages:
       react-dom: 18.2.0(react@18.2.0)
     dev: false
 
+  /@radix-ui/react-collapsible@1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0):
+    resolution: {integrity: sha512-UBmVDkmR6IvDsloHVN+3rtx4Mi5TFvylYXpluuv0f37dtaz3H99bp8No0LGXRigVpl3UAT4l9j6bIchh42S/Gg==}
+    peerDependencies:
+      '@types/react': '*'
+      '@types/react-dom': '*'
+      react: ^16.8 || ^17.0 || ^18.0
+      react-dom: ^16.8 || ^17.0 || ^18.0
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      '@types/react-dom':
+        optional: true
+    dependencies:
+      '@babel/runtime': 7.23.2
+      '@radix-ui/primitive': 1.0.1
+      '@radix-ui/react-compose-refs': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-context': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-id': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-presence': 1.0.1(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
+      '@radix-ui/react-primitive': 1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0)
+      '@radix-ui/react-use-controllable-state': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@radix-ui/react-use-layout-effect': 1.0.1(@types/react@18.2.33)(react@18.2.0)
+      '@types/react': 18.2.33
+      '@types/react-dom': 18.2.14
+      react: 18.2.0
+      react-dom: 18.2.0(react@18.2.0)
+    dev: false
+
   /@radix-ui/react-collection@1.0.3(@types/react-dom@18.2.14)(@types/react@18.2.33)(react-dom@18.2.0)(react@18.2.0):
     resolution: {integrity: sha512-3SzW+0PW7yBBoQlT8wNcGtaxaD0XSu0uLUFgrtHY08Acx05TaHaOmVLR73c0j/cqpDy53KBMO7s0dx2wmOIDIA==}
     peerDependencies:
diff --git a/app/src/assets/ui.less b/app/src/assets/ui.less
index cd3296a..4e909ed 100644
--- a/app/src/assets/ui.less
+++ b/app/src/assets/ui.less
@@ -152,7 +152,7 @@ input[type="number"] {
   display: flex;
   flex-direction: column;
   margin: 0.5rem 0;
-  padding: 1.5rem;
+  padding: 1rem 1.5rem 0.25rem;
   border-radius: var(--radius);
   background: hsl(var(--background));
   color: hsl(var(--text));
@@ -191,7 +191,6 @@ input[type="number"] {
     display: flex;
     flex-direction: row;
     flex-wrap: nowrap;
-    margin-bottom: 1.5rem;
     align-items: center;
     transform: translateY(-0.25rem);
   }
@@ -205,6 +204,7 @@ input[type="number"] {
     line-height: 1.1rem;
     color: hsl(var(--text-secondary));
     transition: .25s;
+    text-decoration: none !important;
 
     &:before {
       content: '';
@@ -273,6 +273,10 @@ input[type="number"] {
     height: 0.25rem;
   }
 
+  .paragraph-content {
+    transition: 1.5s ease-in-out;
+  }
+
   .paragraph-footer {
     display: flex;
     flex-direction: row;
diff --git a/app/src/components/Paragraph.tsx b/app/src/components/Paragraph.tsx
index e7ef599..0607f10 100644
--- a/app/src/components/Paragraph.tsx
+++ b/app/src/components/Paragraph.tsx
@@ -1,8 +1,13 @@
 import React from "react";
-import { ChevronDown, Info } from "lucide-react";
+import { Info } from "lucide-react";
 import { cn } from "@/components/ui/lib/utils.ts";
-import { Button } from "@/components/ui/button.tsx";
 import Markdown from "@/components/Markdown.tsx";
+import {
+  Accordion,
+  AccordionContent,
+  AccordionItem,
+  AccordionTrigger,
+} from "@/components/ui/accordion.tsx";
 
 export type ParagraphProps = {
   title?: string;
@@ -10,8 +15,6 @@ export type ParagraphProps = {
   className?: string;
   configParagraph?: boolean;
   isCollapsed?: boolean;
-  onCollapse?: () => void;
-  defaultCollapsed?: boolean;
 };
 
 function Paragraph({
@@ -20,51 +23,25 @@ function Paragraph({
   className,
   configParagraph,
   isCollapsed,
-  onCollapse,
-  defaultCollapsed,
 }: ParagraphProps) {
-  const [collapsed, setCollapsed] = React.useState(defaultCollapsed ?? false);
-
-  React.useEffect(() => onCollapse && onCollapse(), [collapsed]);
-
   return (
-    <div
-      className={cn(
-        `paragraph`,
-        configParagraph && `config-paragraph`,
-        isCollapsed && `collapsable`,
-        collapsed && `collapsed`,
-        className,
-      )}
-    >
-      <div
-        className={`paragraph-header`}
-        onClick={() => setCollapsed(!collapsed)}
-      >
-        {title && <div className={`paragraph-title`}>{title}</div>}
-        <div className={`grow`} />
-        {isCollapsed && (
-          <Button size={`icon`} variant={`ghost`} className={`w-8 h-8`}>
-            <ChevronDown
-              className={cn(
-                `w-4 h-4 transition-transform duration-300`,
-                collapsed && `transform rotate-180`,
-              )}
-            />
-          </Button>
+    <Accordion type={`single`} collapsible={isCollapsed} defaultValue={"item"}>
+      <AccordionItem
+        value={`item`}
+        className={cn(
+          `paragraph`,
+          configParagraph && `config-paragraph`,
+          className,
         )}
-      </div>
-      <div
-        className={`paragraph-content`}
-        style={
-          {
-            "--max-height": collapsed ? "0px" : "1000px",
-          } as React.CSSProperties
-        }
       >
-        {children}
-      </div>
-    </div>
+        <AccordionTrigger className={`paragraph-header`}>
+          <div className={`paragraph-title`}>{title ?? ""}</div>
+        </AccordionTrigger>
+        <AccordionContent className={`paragraph-content mt-2`}>
+          {children}
+        </AccordionContent>
+      </AccordionItem>
+    </Accordion>
   );
 }
 
@@ -88,6 +65,7 @@ type ParagraphDescriptionProps = {
   children: string;
   border?: boolean;
 };
+
 export function ParagraphDescription({
   children,
   border,
diff --git a/app/src/components/ui/accordion.tsx b/app/src/components/ui/accordion.tsx
new file mode 100644
index 0000000..f9b8792
--- /dev/null
+++ b/app/src/components/ui/accordion.tsx
@@ -0,0 +1,56 @@
+import * as React from "react";
+import * as AccordionPrimitive from "@radix-ui/react-accordion";
+import { ChevronDown } from "lucide-react";
+
+import { cn } from "@/components/ui/lib/utils";
+
+const Accordion = AccordionPrimitive.Root;
+
+const AccordionItem = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Item>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Item>
+>(({ className, ...props }, ref) => (
+  <AccordionPrimitive.Item
+    ref={ref}
+    className={cn("border-b", className)}
+    {...props}
+  />
+));
+AccordionItem.displayName = "AccordionItem";
+
+const AccordionTrigger = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Trigger>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Trigger>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Header className="flex">
+    <AccordionPrimitive.Trigger
+      ref={ref}
+      className={cn(
+        "flex flex-1 items-center justify-between py-4 font-medium transition-all [&[data-state=open]>svg]:rotate-180",
+        className,
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronDown className="h-4 w-4 shrink-0 transition-transform duration-200" />
+    </AccordionPrimitive.Trigger>
+  </AccordionPrimitive.Header>
+));
+AccordionTrigger.displayName = AccordionPrimitive.Trigger.displayName;
+
+const AccordionContent = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Content
+    ref={ref}
+    className="overflow-hidden text-sm transition-all data-[state=closed]:animate-accordion-up data-[state=open]:animate-accordion-down"
+    {...props}
+  >
+    <div className={cn("pb-4 pt-0", className)}>{children}</div>
+  </AccordionPrimitive.Content>
+));
+
+AccordionContent.displayName = AccordionPrimitive.Content.displayName;
+
+export { Accordion, AccordionItem, AccordionTrigger, AccordionContent };
diff --git a/app/src/components/ui/textarea.tsx b/app/src/components/ui/textarea.tsx
index e489a36..6f0ad4a 100644
--- a/app/src/components/ui/textarea.tsx
+++ b/app/src/components/ui/textarea.tsx
@@ -31,14 +31,21 @@ export interface FlexibleTextareaProps extends TextareaProps {
 const FlexibleTextarea = React.forwardRef<
   HTMLTextAreaElement,
   FlexibleTextareaProps
->(({ rows = 1, ...props }, ref) => {
+>(({ rows = 1, className, ...props }, ref) => {
   const lines = useMemo(() => {
     const value = props.value?.toString() || "";
     const count = value.split("\n").length + 1;
     return Math.max(rows, count);
   }, [props.value]);
 
-  return <Textarea ref={ref} rows={lines} {...props} />;
+  return (
+    <Textarea
+      className={cn("resize-none no-scrollbar", className)}
+      ref={ref}
+      rows={lines}
+      {...props}
+    />
+  );
 });
 
 FlexibleTextarea.displayName = "FlexibleTextarea";
diff --git a/app/src/routes/admin/System.tsx b/app/src/routes/admin/System.tsx
index 34bbd07..bf137c1 100644
--- a/app/src/routes/admin/System.tsx
+++ b/app/src/routes/admin/System.tsx
@@ -45,7 +45,7 @@ import {
 import { DialogTitle } from "@radix-ui/react-dialog";
 import Require from "@/components/Require.tsx";
 import { Loader2, Settings2 } from "lucide-react";
-import { Textarea } from "@/components/ui/textarea.tsx";
+import { FlexibleTextarea } from "@/components/ui/textarea.tsx";
 import Tips from "@/components/Tips.tsx";
 import { cn } from "@/components/ui/lib/utils.ts";
 import { Switch } from "@/components/ui/switch.tsx";
@@ -527,7 +527,7 @@ function Site({ data, dispatch, onChange }: CompProps<SiteState>) {
       </ParagraphItem>
       <ParagraphItem rowLayout={true}>
         <Label>{t("admin.system.announcement")}</Label>
-        <Textarea
+        <FlexibleTextarea
           value={data.announcement}
           rows={12}
           onChange={(e) =>
@@ -541,7 +541,7 @@ function Site({ data, dispatch, onChange }: CompProps<SiteState>) {
       </ParagraphItem>
       <ParagraphItem rowLayout={true}>
         <Label>{t("admin.system.contact")}</Label>
-        <Textarea
+        <FlexibleTextarea
           value={data.contact}
           rows={6}
           onChange={(e) =>
@@ -556,9 +556,9 @@ function Site({ data, dispatch, onChange }: CompProps<SiteState>) {
       <ParagraphSpace />
       <ParagraphItem rowLayout={true}>
         <Label>{t("admin.system.footer")}</Label>
-        <Textarea
-          value={data.footer}
+        <FlexibleTextarea
           rows={6}
+          value={data.footer}
           onChange={(e) =>
             dispatch({
               type: "update:site.footer",