Skeleton

TSX
"use client";

import { Skeleton } from "@/components/ui/skeleton";

const densities = [
  {
    name: "Compact",
    detail: "32px rows",
    avatar: "size-6",
    title: "h-2.5 w-28",
    meta: "h-2 w-16",
    gap: "gap-2.5 py-1",
  },
  {
    name: "Default",
    detail: "48px rows",
    avatar: "size-9",
    title: "h-3 w-36",
    meta: "h-2.5 w-24",
    gap: "gap-3 py-1.5",
  },
  {
    name: "Comfortable",
    detail: "64px rows",
    avatar: "size-12",
    title: "h-3.5 w-44",
    meta: "h-3 w-28",
    gap: "gap-4 py-2",
  },
];

export default function Skeleton01() {
  return (
    <div
      role="status"
      aria-label="Loading team members"
      className="flex w-full max-w-sm flex-col divide-y divide-border"
    >
      <span className="sr-only">Loading team members…</span>
      {densities.map((density) => (
        <section
          key={density.name}
          aria-label={`${density.name} density`}
          className="flex flex-col gap-1 py-3 first-of-type:pt-0 last:pb-0"
        >
          <div className="flex items-baseline justify-between text-xs">
            <span className="font-medium">{density.name}</span>
            <span className="text-muted-foreground tabular-nums">
              {density.detail}
            </span>
          </div>
          <div className={`flex items-center ${density.gap}`}>
            <Skeleton
              aria-hidden="true"
              className={`shrink-0 rounded-full ${density.avatar}`}
            />
            <div className="flex min-w-0 flex-1 flex-col gap-1.5">
              <Skeleton
                aria-hidden="true"
                className={`max-w-full ${density.title}`}
              />
              <Skeleton
                aria-hidden="true"
                className={`max-w-full ${density.meta}`}
              />
            </div>
            <Skeleton aria-hidden="true" className="h-2.5 w-10 shrink-0" />
          </div>
        </section>
      ))}
    </div>
  );
}

TSX
"use client";

import { cn } from "cn";

import { Skeleton } from "@/components/ui/skeleton";

// The same placeholder re-toned for four surfaces. The default bg-muted
// disappears on a muted panel, so each surface picks its own contrast.
const surfaces = [
  {
    name: "Bare",
    frame: "",
    bone: "",
  },
  {
    name: "Outlined",
    frame: "rounded-xl border border-border p-4",
    bone: "",
  },
  {
    name: "Filled",
    frame: "rounded-xl bg-muted p-4",
    bone: "bg-background",
  },
  {
    name: "Elevated",
    frame: "rounded-xl bg-card p-4 shadow-md ring-1 ring-foreground/5",
    bone: "bg-muted",
  },
];

export default function Skeleton02() {
  return (
    <div
      role="status"
      aria-label="Loading invoice summaries"
      className="grid w-full max-w-md grid-cols-1 gap-4 sm:grid-cols-2"
    >
      {surfaces.map((surface) => (
        <figure key={surface.name} className="flex flex-col gap-2">
          <div className={cn("flex flex-col gap-3", surface.frame)}>
            <div className="flex items-center justify-between gap-3">
              <Skeleton
                aria-hidden="true"
                className={cn("h-3 w-20", surface.bone)}
              />
              <Skeleton
                aria-hidden="true"
                className={cn("h-4 w-12 rounded-full", surface.bone)}
              />
            </div>
            <Skeleton
              aria-hidden="true"
              className={cn("h-6 w-28", surface.bone)}
            />
            <Skeleton
              aria-hidden="true"
              className={cn("h-2.5 w-full", surface.bone)}
            />
          </div>
          <figcaption className="text-xs text-muted-foreground">
            {surface.name}
          </figcaption>
        </figure>
      ))}
      <span className="sr-only">Loading invoice summaries…</span>
    </div>
  );
}

TSX
"use client";

import { FileTextIcon, ImageIcon, PlayIcon } from "lucide-react";

import { AspectRatio } from "@/components/ui/aspect-ratio";
import { Skeleton } from "@/components/ui/skeleton";

// Relative bar heights for the voice-memo waveform placeholder.
const waveform = [
  40, 65, 30, 80, 55, 90, 45, 70, 35, 60, 85, 50, 25, 75, 40, 65, 30, 55,
];

export default function Skeleton03() {
  return (
    <div
      role="status"
      aria-label="Loading shared media"
      className="grid w-full max-w-md grid-cols-2 gap-3"
    >
      <AspectRatio ratio={16 / 9} className="col-span-2">
        <Skeleton
          aria-hidden="true"
          className="absolute inset-0 flex items-center justify-center rounded-xl"
        >
          <span className="flex size-11 items-center justify-center rounded-full bg-background/70">
            <PlayIcon className="size-4 translate-x-px text-muted-foreground" />
          </span>
        </Skeleton>
      </AspectRatio>

      <AspectRatio ratio={1}>
        <Skeleton
          aria-hidden="true"
          className="absolute inset-0 flex items-center justify-center rounded-xl"
        >
          <ImageIcon className="size-6 text-muted-foreground/60" />
        </Skeleton>
      </AspectRatio>

      <div aria-hidden="true" className="flex flex-col gap-3">
        <div className="flex flex-1 items-center gap-3 rounded-xl border border-border p-3">
          <Skeleton className="flex size-9 shrink-0 items-center justify-center">
            <FileTextIcon className="size-4 text-muted-foreground/60" />
          </Skeleton>
          <div className="flex min-w-0 flex-1 flex-col gap-1.5">
            <Skeleton className="h-2.5 w-full" />
            <Skeleton className="h-2 w-2/3" />
          </div>
        </div>
        <div className="flex flex-1 items-center gap-2 rounded-xl border border-border px-3">
          <Skeleton className="size-6 shrink-0 rounded-full" />
          <div className="flex h-8 min-w-0 flex-1 items-center gap-px overflow-hidden">
            {waveform.map((height, index) => (
              <Skeleton
                // biome-ignore lint/suspicious/noArrayIndexKey: static decorative bars
                key={index}
                className="w-1 shrink-0 rounded-full"
                style={{ height: `${height}%` }}
              />
            ))}
          </div>
        </div>
      </div>
      <span className="sr-only">Loading shared media…</span>
    </div>
  );
}

TSX
"use client";

import { cn } from "cn";
import { CreditCardIcon } from "lucide-react";

import { Badge } from "@/components/ui/badge";
import { Button } from "@/components/ui/button";
import { Skeleton } from "@/components/ui/skeleton";

// Inline skeletons stand in for single values inside otherwise-ready copy.
// Widths are in `ch` so each bone matches the length of the value it replaces.
function Value({
  width,
  label,
  className,
}: {
  width: string;
  label: string;
  className?: string;
}) {
  return (
    <Skeleton
      role="img"
      aria-label={label}
      className={cn(
        "inline-block h-[1em] translate-y-[0.15em] rounded-sm align-baseline",
        className,
      )}
      style={{ width }}
    />
  );
}

export default function Skeleton04() {
  return (
    <div className="flex w-full max-w-sm flex-col gap-4 rounded-xl border border-border p-5">
      <div className="flex items-start justify-between gap-3">
        <div className="flex flex-col gap-1">
          <h3 className="text-sm font-medium">Team plan</h3>
          <div className="text-sm text-muted-foreground">
            <span className="whitespace-nowrap">
              Renews on <Value width="9ch" label="Loading renewal date" />
            </span>{" "}
            <span className="whitespace-nowrap">
              for <Value width="6ch" label="Loading renewal amount" />
            </span>
          </div>
        </div>
        <Badge variant="secondary" className="gap-1.5">
          <Skeleton aria-hidden="true" className="h-2 w-2 rounded-full" />
          <Skeleton
            role="img"
            aria-label="Loading seat count"
            className="h-2 w-10 rounded-full"
          />
        </Badge>
      </div>

      <dl className="grid grid-cols-2 gap-3 text-sm">
        <div className="flex flex-col gap-1 rounded-lg bg-muted/50 p-3">
          <dt className="text-xs text-muted-foreground">Seats used</dt>
          <dd className="font-medium tabular-nums">
            <Value width="5ch" label="Loading seats used" />
          </dd>
        </div>
        <div className="flex flex-col gap-1 rounded-lg bg-muted/50 p-3">
          <dt className="text-xs text-muted-foreground">Storage</dt>
          <dd className="font-medium tabular-nums">
            <Value width="8ch" label="Loading storage usage" />
          </dd>
        </div>
      </dl>

      <div className="flex items-center gap-2 text-sm text-muted-foreground">
        <CreditCardIcon aria-hidden="true" className="size-4 shrink-0" />
        <span>
          Visa ending in <Value width="4ch" label="Loading card digits" />
        </span>
      </div>

      <Button disabled className="w-full">
        Pay{" "}
        <Value
          width="6ch"
          label="Loading amount due"
          className="translate-y-0 bg-primary-foreground/25"
        />{" "}
        now
      </Button>
    </div>
  );
}

TSX
"use client";

import * as React from "react";
import { cn } from "cn";

import { Skeleton } from "@/components/ui/skeleton";
import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";

type Mode = "pulse" | "wave" | "static";

const modes: { value: Mode; label: string; hint: string }[] = [
  {
    value: "pulse",
    label: "Pulse",
    hint: "Every bone breathes together. The default.",
  },
  {
    value: "wave",
    label: "Wave",
    hint: "Delays ripple down the list so the eye reads top to bottom.",
  },
  {
    value: "static",
    label: "Static",
    hint: "No motion, for dense screens or reduced-motion preferences.",
  },
];

// Widths of the comment body lines, one entry per comment.
const comments = [
  { name: "w-24", lines: ["w-full", "w-4/5"] },
  { name: "w-20", lines: ["w-11/12"] },
  { name: "w-28", lines: ["w-full", "w-3/4", "w-1/2"] },
];

export default function Skeleton05() {
  const [mode, setMode] = React.useState<Mode>("pulse");
  const active = modes.find((item) => item.value === mode) ?? modes[0];
  let bone = 0;

  // Each call returns props for the next bone in reading order.
  const boneProps = (className: string) => {
    const index = bone++;
    return {
      "aria-hidden": true as const,
      className: cn(
        className,
        "motion-reduce:animate-none",
        mode === "static" && "animate-none",
      ),
      style:
        mode === "wave" ? { animationDelay: `${index * 120}ms` } : undefined,
    };
  };

  return (
    <div className="flex w-full max-w-sm flex-col gap-4">
      <div className="flex flex-col gap-2">
        <span id="skeleton-motion-label" className="text-sm font-medium">
          Loading motion
        </span>
        <ToggleGroup
          aria-labelledby="skeleton-motion-label"
          variant="outline"
          spacing={0}
          value={[mode]}
          onValueChange={(next) => {
            if (next.length > 0) setMode(next[0] as Mode);
          }}
          className="w-full"
        >
          {modes.map((item) => (
            <ToggleGroupItem
              key={item.value}
              value={item.value}
              className="flex-1"
            >
              {item.label}
            </ToggleGroupItem>
          ))}
        </ToggleGroup>
        <p className="text-xs text-muted-foreground">{active.hint}</p>
      </div>

      <div
        role="status"
        aria-label="Loading comments"
        className="flex flex-col gap-4 rounded-xl border border-border p-4"
      >
        {comments.map((comment, index) => (
          // biome-ignore lint/suspicious/noArrayIndexKey: static placeholder rows
          <div key={index} className="flex gap-3">
            <Skeleton {...boneProps("size-8 shrink-0 rounded-full")} />
            <div className="flex flex-1 flex-col gap-2 pt-1">
              <div className="flex items-center gap-2">
                <Skeleton {...boneProps(`h-3 ${comment.name}`)} />
                <Skeleton {...boneProps("h-2.5 w-10")} />
              </div>
              {comment.lines.map((width, line) => (
                <Skeleton
                  // biome-ignore lint/suspicious/noArrayIndexKey: static placeholder lines
                  key={line}
                  {...boneProps(`h-2.5 ${width}`)}
                />
              ))}
            </div>
          </div>
        ))}
        <span className="sr-only">Loading comments…</span>
      </div>
    </div>
  );
}

TSX
"use client";

import * as React from "react";
import { cn } from "cn";
import {
  CircleAlertIcon,
  PlusIcon,
  ReceiptIcon,
  RotateCwIcon,
} from "lucide-react";

import { Button } from "@/components/ui/button";
import { Skeleton } from "@/components/ui/skeleton";
import {
  Tabs,
  TabsContent,
  TabsList,
  TabsTrigger,
} from "@/components/ui/tabs";

type State = "loading" | "error" | "empty";

const states: { value: State; label: string }[] = [
  { value: "loading", label: "Loading" },
  { value: "error", label: "Error" },
  { value: "empty", label: "Empty" },
];

// Column widths for the invoice rows: number, customer, amount.
const rows = [
  ["w-14", "w-24", "w-12"],
  ["w-14", "w-32", "w-10"],
  ["w-14", "w-20", "w-14"],
  ["w-14", "w-28", "w-12"],
];

// Pulsing bones while loading, frozen ghosts once the request has settled.
function InvoiceRows({ state }: { state: State }) {
  const bone = cn(
    "motion-reduce:animate-none",
    state === "error" && "animate-none opacity-50",
    state === "empty" &&
      "animate-none border border-dashed border-border bg-transparent",
  );

  return (
    <div aria-hidden="true" className="flex flex-col divide-y divide-border">
      {rows.map((widths, index) => (
        // biome-ignore lint/suspicious/noArrayIndexKey: static placeholder rows
        <div key={index} className="flex items-center gap-4 px-4 py-3">
          <Skeleton className={cn("h-3", widths[0], bone)} />
          <Skeleton className={cn("h-3 flex-none", widths[1], bone)} />
          <Skeleton className={cn("ml-auto h-3", widths[2], bone)} />
        </div>
      ))}
    </div>
  );
}

export default function Skeleton06() {
  const [state, setState] = React.useState<State>("loading");

  return (
    <Tabs
      value={state}
      onValueChange={(value) => setState(value as State)}
      className="w-full max-w-sm"
    >
      <TabsList className="w-full">
        {states.map((item) => (
          <TabsTrigger key={item.value} value={item.value}>
            {item.label}
          </TabsTrigger>
        ))}
      </TabsList>

      <div className="relative mt-2 overflow-hidden rounded-xl border border-border">
        <div className="flex items-center justify-between border-b border-border bg-muted/40 px-4 py-2.5 text-xs font-medium text-muted-foreground">
          <span>Recent invoices</span>
          <span>Amount</span>
        </div>

        <TabsContent value="loading">
          <div role="status" aria-label="Loading invoices">
            <InvoiceRows state="loading" />
            <span className="sr-only">Loading invoices…</span>
          </div>
        </TabsContent>

        <TabsContent value="error" className="relative">
          <InvoiceRows state="error" />
          <div
            role="alert"
            className="absolute inset-0 flex flex-col items-center justify-center gap-3 bg-background/80 px-6 text-center"
          >
            <CircleAlertIcon
              aria-hidden="true"
              className="size-5 text-destructive"
            />
            <div className="flex flex-col gap-1">
              <p className="text-sm font-medium">Couldn't load invoices</p>
              <p className="text-xs text-muted-foreground">
                The billing service timed out. Your data is safe.
              </p>
            </div>
            <Button
              size="sm"
              variant="outline"
              onClick={() => setState("loading")}
            >
              <RotateCwIcon aria-hidden="true" data-icon="inline-start" />
              Try again
            </Button>
          </div>
        </TabsContent>

        <TabsContent value="empty" className="relative">
          <InvoiceRows state="empty" />
          <div className="absolute inset-0 flex flex-col items-center justify-center gap-3 bg-background/70 px-6 text-center">
            <ReceiptIcon
              aria-hidden="true"
              className="size-5 text-muted-foreground"
            />
            <div className="flex flex-col gap-1">
              <p className="text-sm font-medium">No invoices yet</p>
              <p className="text-xs text-muted-foreground">
                Invoices you send will be listed here.
              </p>
            </div>
            {/* Creating a draft refetches the list, so it goes back to loading. */}
            <Button size="sm" onClick={() => setState("loading")}>
              <PlusIcon aria-hidden="true" data-icon="inline-start" />
              New invoice
            </Button>
          </div>
        </TabsContent>
      </div>
    </Tabs>
  );
}

TSX
"use client";

import * as React from "react";
import { cn } from "cn";
import { MapPinIcon } from "lucide-react";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import { Badge } from "@/components/ui/badge";
import { Label } from "@/components/ui/label";
import { Skeleton } from "@/components/ui/skeleton";
import { Switch } from "@/components/ui/switch";

const stats = [
  { label: "Reviews", value: "128" },
  { label: "Merged", value: "342" },
  { label: "Streak", value: "19d" },
];

// Skeleton and content share one grid cell, so swapping them crossfades
// in place and the card never changes size.
const layer =
  "col-start-1 row-start-1 transition-[opacity,filter] duration-300 ease-out motion-reduce:transition-none";

export default function Skeleton07() {
  const [loaded, setLoaded] = React.useState(false);

  return (
    <div className="flex w-full max-w-sm flex-col gap-4">
      <div className="flex items-center justify-between gap-4">
        <div className="flex flex-col gap-0.5">
          <Label htmlFor="skeleton-07-loaded">Content loaded</Label>
          <span className="text-xs text-muted-foreground">
            Toggle to compare the placeholder with the real profile.
          </span>
        </div>
        <Switch
          id="skeleton-07-loaded"
          checked={loaded}
          onCheckedChange={setLoaded}
        />
      </div>

      <p role="status" className="sr-only">
        {loaded ? "Profile loaded" : "Loading profile"}
      </p>

      <div
        aria-busy={!loaded}
        className="grid rounded-xl border border-border bg-card p-5"
      >
        <div
          aria-hidden="true"
          className={cn(
            layer,
            "flex flex-col gap-4",
            loaded && "pointer-events-none opacity-0 blur-sm",
          )}
        >
          <div className="flex items-center gap-3">
            <Skeleton className="size-10 shrink-0 rounded-full" />
            <div className="flex flex-1 flex-col gap-1.5 py-0.5">
              <Skeleton className="h-3.5 w-28" />
              <Skeleton className="h-3 w-20" />
            </div>
            <Skeleton className="h-5 w-16 rounded-full" />
          </div>
          <div className="grid grid-cols-3 gap-2">
            {stats.map((stat) => (
              <div
                key={stat.label}
                className="flex flex-col gap-1.5 rounded-lg bg-muted/40 p-2.5"
              >
                <Skeleton className="h-4 w-8 bg-background" />
                <Skeleton className="h-3 w-12 bg-background" />
              </div>
            ))}
          </div>
        </div>

        <div
          aria-hidden={!loaded}
          className={cn(
            layer,
            "flex flex-col gap-4",
            !loaded && "pointer-events-none opacity-0 blur-sm",
          )}
        >
          <div className="flex items-center gap-3">
            <Avatar size="lg">
              <AvatarImage src="/placeholder.svg" alt="" />
              <AvatarFallback>MA</AvatarFallback>
            </Avatar>
            <div className="flex min-w-0 flex-1 flex-col">
              <span className="truncate text-sm font-medium">Mira Alvarez</span>
              <span className="flex items-center gap-1 text-xs text-muted-foreground">
                <MapPinIcon aria-hidden="true" className="size-3" />
                Lisbon
              </span>
            </div>
            <Badge variant="secondary">Maintainer</Badge>
          </div>
          <dl className="grid grid-cols-3 gap-2">
            {stats.map((stat) => (
              <div
                key={stat.label}
                className="flex flex-col-reverse gap-0.5 rounded-lg bg-muted/40 p-2.5"
              >
                <dt className="text-xs text-muted-foreground">{stat.label}</dt>
                <dd className="text-sm font-semibold tabular-nums">
                  {stat.value}
                </dd>
              </div>
            ))}
          </dl>
        </div>
      </div>
    </div>
  );
}

TSX
"use client";

import * as React from "react";
import { RotateCwIcon } from "lucide-react";

import { Button } from "@/components/ui/button";
import { Skeleton } from "@/components/ui/skeleton";

// Each section resolves on its own schedule, like independent API calls.
const sections = [
  {
    id: "revenue",
    label: "Net revenue",
    value: "$48,290",
    note: "+8.2% vs. August",
    delay: 700,
  },
  {
    id: "subscribers",
    label: "Subscribers",
    value: "1,284",
    note: "36 joined this week",
    delay: 1300,
  },
  {
    id: "churn",
    label: "Churn",
    value: "2.1%",
    note: "Down from 2.6%",
    delay: 1800,
  },
  {
    id: "payout",
    label: "Next payout",
    value: "$12,940",
    note: "Arrives Sep 30",
    delay: 2500,
  },
];

export default function Skeleton08() {
  const [ready, setReady] = React.useState<string[]>([]);
  const [run, setRun] = React.useState(0);

  React.useEffect(() => {
    // `run` restarts the sequence each time Reload is pressed.
    void run;
    setReady([]);
    const timers = sections.map((section) =>
      window.setTimeout(
        () => setReady((current) => [...current, section.id]),
        section.delay,
      ),
    );
    return () => {
      for (const timer of timers) window.clearTimeout(timer);
    };
  }, [run]);

  const done = ready.length === sections.length;

  return (
    <div className="flex w-full max-w-sm flex-col gap-3">
      <div className="flex items-center justify-between gap-3">
        <div className="flex flex-col">
          <h3 className="text-sm font-medium">September overview</h3>
          <p
            aria-live="polite"
            className="text-xs text-muted-foreground tabular-nums"
          >
            {done
              ? "All sections up to date"
              : `Loaded ${ready.length} of ${sections.length} sections`}
          </p>
        </div>
        <Button
          size="sm"
          variant="outline"
          disabled={!done}
          onClick={() => {
            setReady([]);
            setRun((count) => count + 1);
          }}
        >
          <RotateCwIcon aria-hidden="true" data-icon="inline-start" />
          Reload
        </Button>
      </div>

      <div className="grid grid-cols-2 gap-2">
        {sections.map((section) => {
          const isReady = ready.includes(section.id);
          return (
            <section
              key={section.id}
              aria-label={section.label}
              aria-busy={!isReady}
              className="flex min-h-24 flex-col gap-1.5 rounded-xl border border-border bg-card p-3.5"
            >
              <span className="text-xs text-muted-foreground">
                {section.label}
              </span>
              {isReady ? (
                <div className="flex animate-in flex-col gap-1 fade-in-0 duration-300 motion-reduce:animate-none">
                  <span className="text-lg font-semibold tabular-nums">
                    {section.value}
                  </span>
                  <span className="text-xs text-muted-foreground">
                    {section.note}
                  </span>
                </div>
              ) : (
                <div aria-hidden="true" className="flex flex-col gap-2 pt-1">
                  <Skeleton className="h-5 w-20" />
                  <Skeleton className="h-3 w-full max-w-28" />
                </div>
              )}
            </section>
          );
        })}
      </div>
    </div>
  );
}

TSX
"use client";

import * as React from "react";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import { Skeleton } from "@/components/ui/skeleton";

const profile = {
  name: "Priya Raman",
  email: "priya@northwind.io",
  title: "Staff Product Designer",
};

const fields = [
  { key: "name", label: "Full name", type: "text", autoComplete: "name" },
  { key: "email", label: "Email", type: "email", autoComplete: "email" },
  {
    key: "title",
    label: "Job title",
    type: "text",
    autoComplete: "organization-title",
  },
] as const;

export default function Skeleton09() {
  const id = React.useId();
  const [loading, setLoading] = React.useState(true);
  const [saved, setSaved] = React.useState(profile);
  const [values, setValues] = React.useState(profile);
  const [justSaved, setJustSaved] = React.useState(false);
  const [photo, setPhoto] = React.useState("/placeholder.svg");
  const fileRef = React.useRef<HTMLInputElement>(null);

  // Release the previous preview URL when the photo changes or on unmount.
  React.useEffect(() => {
    if (!photo.startsWith("blob:")) return;
    return () => URL.revokeObjectURL(photo);
  }, [photo]);

  React.useEffect(() => {
    if (!loading) return;
    const timer = window.setTimeout(() => setLoading(false), 1400);
    return () => window.clearTimeout(timer);
  }, [loading]);

  const dirty = (Object.keys(profile) as (keyof typeof profile)[]).some(
    (key) => values[key] !== saved[key],
  );

  return (
    <form
      aria-labelledby={`${id}-title`}
      aria-busy={loading}
      onSubmit={(event) => {
        event.preventDefault();
        setSaved(values);
        setJustSaved(true);
      }}
      className="w-full max-w-md rounded-xl border border-border bg-card text-card-foreground"
    >
      <div className="flex flex-col gap-1 border-b border-border p-5">
        <h3 id={`${id}-title`} className="text-base font-semibold">
          Profile
        </h3>
        <p className="text-sm text-muted-foreground">
          This is how teammates see you across the workspace.
        </p>
      </div>

      <p role="status" className="sr-only">
        {loading ? "Loading your profile" : ""}
      </p>

      {loading ? (
        <div aria-hidden="true" className="flex flex-col gap-5 p-5">
          <div className="flex items-center gap-4">
            <Skeleton className="size-14 rounded-full" />
            <div className="flex flex-col gap-2">
              <Skeleton className="h-7 w-28 rounded-lg" />
              <Skeleton className="h-3 w-36" />
            </div>
          </div>
          {fields.map((field) => (
            <div key={field.key} className="flex flex-col gap-2">
              <Skeleton className="h-3.5 w-20" />
              <Skeleton className="h-8 w-full rounded-lg" />
            </div>
          ))}
        </div>
      ) : (
        <div className="flex flex-col gap-5 p-5">
          <div className="flex items-center gap-4">
            <Avatar className="size-14">
              <AvatarImage src={photo} alt="" />
              <AvatarFallback>PR</AvatarFallback>
            </Avatar>
            <div className="flex flex-col items-start gap-1">
              <Button
                type="button"
                variant="outline"
                size="sm"
                onClick={() => fileRef.current?.click()}
              >
                Change photo
              </Button>
              <input
                ref={fileRef}
                type="file"
                accept="image/png,image/jpeg"
                tabIndex={-1}
                aria-hidden="true"
                className="sr-only"
                onChange={(event) => {
                  const file = event.target.files?.[0];
                  if (file) setPhoto(URL.createObjectURL(file));
                  event.target.value = "";
                }}
              />
              <p className="text-xs text-muted-foreground">
                PNG or JPG, up to 2 MB.
              </p>
            </div>
          </div>
          {fields.map((field) => (
            <div key={field.key} className="flex flex-col gap-2">
              <Label htmlFor={`${id}-${field.key}`}>{field.label}</Label>
              <Input
                id={`${id}-${field.key}`}
                type={field.type}
                autoComplete={field.autoComplete}
                value={values[field.key]}
                onChange={(event) => {
                  setJustSaved(false);
                  setValues((current) => ({
                    ...current,
                    [field.key]: event.target.value,
                  }));
                }}
              />
            </div>
          ))}
        </div>
      )}

      <div className="flex items-center justify-end gap-2 border-t border-border px-5 py-3">
        <p
          role="status"
          className="mr-auto text-xs text-muted-foreground"
        >
          {justSaved && !dirty ? "Changes saved" : ""}
        </p>
        <Button
          type="button"
          variant="ghost"
          disabled={loading || !dirty}
          onClick={() => setValues(saved)}
        >
          Discard
        </Button>
        <Button type="submit" disabled={loading || !dirty}>
          Save changes
        </Button>
      </div>
    </form>
  );
}

TSX
"use client";

import { BellRing, Check, ShoppingBag, Truck } from "lucide-react";
import * as React from "react";

import { Button } from "@/components/ui/button";
import { Skeleton } from "@/components/ui/skeleton";
import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";

// Price and stock are fetched per size; everything else is known up front.
const inventory: Record<string, { price: string; stock: number }> = {
  "8": { price: "$138.00", stock: 14 },
  "9": { price: "$138.00", stock: 3 },
  "10": { price: "$124.20", stock: 22 },
  "11": { price: "$138.00", stock: 0 },
  "12": { price: "$144.00", stock: 6 },
};

const sizes = Object.keys(inventory);

export default function Skeleton10() {
  const id = React.useId();
  const [size, setSize] = React.useState("10");
  const [pending, setPending] = React.useState(true);
  // Sizes added to the bag, and sold-out sizes with a restock alert.
  const [bagged, setBagged] = React.useState<string[]>([]);
  const [alerts, setAlerts] = React.useState<string[]>([]);

  React.useEffect(() => {
    if (!pending) return;
    const timer = window.setTimeout(() => setPending(false), 900);
    return () => window.clearTimeout(timer);
  }, [pending]);

  const item = inventory[size];
  const soldOut = item.stock === 0;
  const done = soldOut ? alerts.includes(size) : bagged.includes(size);

  return (
    <article className="grid w-full max-w-2xl overflow-hidden rounded-xl border border-border bg-card text-card-foreground sm:grid-cols-2">
      <img
        src="/placeholder.svg"
        alt="Trail Runner 2 in graphite, side view"
        className="aspect-square w-full bg-muted object-cover sm:aspect-auto sm:h-full"
      />
      <div className="flex flex-col gap-5 p-5">
        <div className="flex flex-col gap-1">
          <p className="text-sm text-muted-foreground">Kestrel Outdoor</p>
          <h3 className="text-lg font-semibold leading-tight">
            Trail Runner 2 · Graphite
          </h3>
          <div className="mt-1 flex h-7 items-center" aria-live="polite">
            {pending ? (
              <>
                <Skeleton aria-hidden="true" className="h-6 w-24" />
                <span className="sr-only">Checking price for size {size}</span>
              </>
            ) : (
              <p className="text-xl font-semibold tabular-nums">
                {item.price}
                {item.price !== "$138.00" ? (
                  <span className="ml-2 text-sm font-normal text-muted-foreground line-through">
                    $138.00
                  </span>
                ) : null}
              </p>
            )}
          </div>
        </div>

        <div className="flex flex-col gap-2">
          <span id={`${id}-size`} className="text-sm font-medium">
            Size (US)
          </span>
          <ToggleGroup
            aria-labelledby={`${id}-size`}
            variant="outline"
            spacing={1}
            value={[size]}
            onValueChange={(next) => {
              if (next.length === 0 || next[0] === size) return;
              setSize(next[0]);
              setPending(true);
            }}
            className="flex-wrap"
          >
            {sizes.map((value) => (
              <ToggleGroupItem
                key={value}
                value={value}
                className="min-w-10 tabular-nums"
              >
                {value}
              </ToggleGroupItem>
            ))}
          </ToggleGroup>
          <div className="flex h-5 items-center text-sm">
            {pending ? (
              <Skeleton aria-hidden="true" className="h-3.5 w-32" />
            ) : soldOut ? (
              <span className="text-destructive">Sold out in this size</span>
            ) : item.stock < 5 ? (
              <span className="flex items-center gap-1.5 font-medium">
                <span
                  aria-hidden="true"
                  className="size-1.5 rounded-full bg-warning"
                />
                Only {item.stock} left
              </span>
            ) : (
              <span className="text-muted-foreground">In stock</span>
            )}
          </div>
        </div>

        <div className="mt-auto flex flex-col gap-3">
          <Button
            size="lg"
            className="w-full"
            disabled={pending}
            variant={soldOut && !pending ? "outline" : "default"}
            focusableWhenDisabled
            onClick={() => {
              if (done) return;
              if (soldOut) setAlerts((current) => [...current, size]);
              else setBagged((current) => [...current, size]);
            }}
          >
            {pending ? (
              <ShoppingBag aria-hidden="true" />
            ) : done ? (
              <Check aria-hidden="true" />
            ) : soldOut ? (
              <BellRing aria-hidden="true" />
            ) : (
              <ShoppingBag aria-hidden="true" />
            )}
            {pending
              ? "Add to bag"
              : soldOut
                ? done
                  ? "We'll email you"
                  : "Notify me when back"
                : done
                  ? `Added size ${size} to bag`
                  : "Add to bag"}
          </Button>
          <p className="flex items-center gap-2 text-xs text-muted-foreground">
            <Truck aria-hidden="true" className="size-3.5" />
            Free delivery over $100, returns within 30 days
          </p>
        </div>
      </div>
    </article>
  );
}

TSX
"use client";

import { ChevronUp } from "lucide-react";
import * as React from "react";

import { cn } from "cn";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import { Button } from "@/components/ui/button";
import { Skeleton } from "@/components/ui/skeleton";

type Message = { id: string; from: "agent" | "customer"; text: string };

const earlier: Message[] = [
  {
    id: "e1",
    from: "customer",
    text: "Hi, my invoice for September shows two charges for the Team plan.",
  },
  {
    id: "e2",
    from: "agent",
    text: "Sorry about that. Could you share the last four digits of the card?",
  },
  { id: "e3", from: "customer", text: "Sure, it ends in 4417." },
];

const recent: Message[] = [
  {
    id: "r1",
    from: "agent",
    text: "Found it. The second charge was a retry that should have been voided.",
  },
  {
    id: "r2",
    from: "agent",
    text: "I've refunded $96.00. It will show on your statement in 3 to 5 days.",
  },
  { id: "r3", from: "customer", text: "Perfect, thanks Leo!" },
];

// Mirrors the shape of the messages about to load: side and rough length.
const placeholders = [
  { id: "p1", side: "customer", size: "h-14 w-56" },
  { id: "p2", side: "agent", size: "h-14 w-52" },
  { id: "p3", side: "customer", size: "h-9 w-36" },
] as const;

function Bubble({ message }: { message: Message }) {
  const mine = message.from === "customer";
  return (
    <li className={cn("flex items-end gap-2", mine && "flex-row-reverse")}>
      {mine ? null : (
        <Avatar className="size-6">
          <AvatarImage src="/placeholder.svg" alt="" />
          <AvatarFallback className="text-[10px]">LK</AvatarFallback>
        </Avatar>
      )}
      <p
        className={cn(
          "max-w-[80%] rounded-2xl px-3 py-2 text-sm leading-snug",
          mine
            ? "rounded-br-md bg-primary text-primary-foreground"
            : "rounded-bl-md bg-muted",
        )}
      >
        <span className="sr-only">{mine ? "You: " : "Leo: "}</span>
        {message.text}
      </p>
    </li>
  );
}

export default function Skeleton11() {
  const [status, setStatus] = React.useState<"idle" | "loading" | "done">(
    "idle",
  );

  React.useEffect(() => {
    if (status !== "loading") return;
    const timer = window.setTimeout(() => setStatus("done"), 1300);
    return () => window.clearTimeout(timer);
  }, [status]);

  return (
    <section
      aria-label="Support conversation with Leo from Billing"
      className="flex w-full max-w-sm flex-col overflow-hidden rounded-xl border border-border bg-card text-card-foreground"
    >
      <header className="flex items-center gap-3 border-b border-border px-4 py-3">
        <Avatar className="size-8">
          <AvatarImage src="/placeholder.svg" alt="" />
          <AvatarFallback>LK</AvatarFallback>
        </Avatar>
        <div className="min-w-0">
          <p className="text-sm font-medium leading-tight">Leo Kowalski</p>
          <p className="text-xs text-muted-foreground">Billing support</p>
        </div>
      </header>

      <div className="flex max-h-96 flex-col gap-3 overflow-y-auto p-4">
        {status === "idle" ? (
          <Button
            variant="ghost"
            size="sm"
            className="self-center text-muted-foreground"
            onClick={() => setStatus("loading")}
          >
            <ChevronUp aria-hidden="true" />
            Load earlier messages
          </Button>
        ) : status === "done" ? (
          <p className="self-center text-xs text-muted-foreground">
            Conversation started Tuesday, 9:41 AM
          </p>
        ) : null}

        <p role="status" className="sr-only">
          {status === "loading"
            ? "Loading earlier messages"
            : status === "done"
              ? "Earlier messages loaded"
              : ""}
        </p>

        <ul
          role="log"
          aria-busy={status === "loading"}
          className="flex flex-col gap-3"
        >
          {status === "loading"
            ? placeholders.map((row) => (
                <li
                  key={row.id}
                  aria-hidden="true"
                  className={cn(
                    "flex items-end gap-2",
                    row.side === "customer" && "flex-row-reverse",
                  )}
                >
                  {row.side === "agent" ? (
                    <Skeleton className="size-6 shrink-0 rounded-full" />
                  ) : null}
                  <Skeleton
                    className={cn(
                      "max-w-[80%] rounded-2xl",
                      row.side === "customer"
                        ? "rounded-br-md"
                        : "rounded-bl-md",
                      row.size,
                    )}
                  />
                </li>
              ))
            : null}
          {status === "done"
            ? earlier.map((message) => (
                <Bubble key={message.id} message={message} />
              ))
            : null}
          {recent.map((message) => (
            <Bubble key={message.id} message={message} />
          ))}
        </ul>
      </div>
    </section>
  );
}

TSX
"use client";

import { Search } from "lucide-react";
import * as React from "react";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import { Badge } from "@/components/ui/badge";
import { Input } from "@/components/ui/input";
import { Skeleton } from "@/components/ui/skeleton";
import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeader,
  TableRow,
} from "@/components/ui/table";

const members = [
  {
    name: "Amara Okafor",
    email: "amara@lumen.dev",
    role: "Owner",
    initials: "AO",
  },
  {
    name: "Jonas Weber",
    email: "jonas@lumen.dev",
    role: "Admin",
    initials: "JW",
  },
  {
    name: "Sofia Marín",
    email: "sofia@lumen.dev",
    role: "Member",
    initials: "SM",
  },
  {
    name: "Kenji Watanabe",
    email: "kenji@lumen.dev",
    role: "Member",
    initials: "KW",
  },
  {
    name: "Hannah Brooks",
    email: "hannah@contractor.io",
    role: "Guest",
    initials: "HB",
  },
];

const skeletonRows = ["s1", "s2", "s3"];

export default function Skeleton12() {
  const id = React.useId();
  const [query, setQuery] = React.useState("");
  const [applied, setApplied] = React.useState("");

  // The server search runs once typing settles; rows stay skeletons until then.
  React.useEffect(() => {
    const timer = window.setTimeout(() => setApplied(query), 700);
    return () => window.clearTimeout(timer);
  }, [query]);

  const searching = query !== applied;
  const needle = applied.trim().toLowerCase();
  const results = members.filter(
    (member) =>
      member.name.toLowerCase().includes(needle) ||
      member.email.toLowerCase().includes(needle),
  );

  return (
    <section
      aria-labelledby={`${id}-title`}
      className="flex w-full max-w-xl flex-col gap-4 rounded-xl border border-border bg-card p-4 text-card-foreground sm:p-5"
    >
      <div className="flex flex-col gap-3 sm:flex-row sm:items-end sm:justify-between">
        <div>
          <h3 id={`${id}-title`} className="text-base font-semibold">
            Team members
          </h3>
          <p className="text-sm text-muted-foreground">
            5 seats used of 8 on the Growth plan.
          </p>
        </div>
        <div className="relative w-full sm:w-56">
          <Search
            aria-hidden="true"
            className="pointer-events-none absolute top-1/2 left-2.5 size-4 -translate-y-1/2 text-muted-foreground"
          />
          <Input
            type="search"
            aria-label="Search members by name or email"
            placeholder="Search members"
            value={query}
            onChange={(event) => setQuery(event.target.value)}
            className="pl-8"
          />
        </div>
      </div>

      <p role="status" className="sr-only">
        {searching
          ? "Searching members"
          : `${results.length} ${results.length === 1 ? "member" : "members"} found`}
      </p>

      <Table aria-busy={searching} className="table-fixed">
        <TableHeader>
          <TableRow>
            <TableHead>Member</TableHead>
            <TableHead className="w-20 text-right sm:w-24">Role</TableHead>
          </TableRow>
        </TableHeader>
        <TableBody>
          {searching ? (
            skeletonRows.map((row) => (
              <TableRow key={row} aria-hidden="true">
                <TableCell>
                  <div className="flex items-center gap-3">
                    <Skeleton className="size-8 shrink-0 rounded-full" />
                    <div className="flex min-w-0 flex-1 flex-col gap-1.5">
                      <Skeleton className="h-3.5 w-28 max-w-full" />
                      <Skeleton className="h-3 w-36 max-w-full" />
                    </div>
                  </div>
                </TableCell>
                <TableCell>
                  <Skeleton className="ml-auto h-5 w-14 rounded-full" />
                </TableCell>
              </TableRow>
            ))
          ) : results.length === 0 ? (
            <TableRow>
              <TableCell
                colSpan={2}
                className="h-24 text-center whitespace-normal text-muted-foreground"
              >
                No one matches “{applied}”. Invite them from Settings → Seats.
              </TableCell>
            </TableRow>
          ) : (
            results.map((member) => (
              <TableRow key={member.email}>
                <TableCell>
                  <div className="flex items-center gap-3">
                    <Avatar className="size-8 shrink-0">
                      <AvatarImage src="/placeholder.svg" alt="" />
                      <AvatarFallback>{member.initials}</AvatarFallback>
                    </Avatar>
                    <div className="min-w-0">
                      <p className="truncate font-medium">{member.name}</p>
                      <p className="truncate text-xs text-muted-foreground">
                        {member.email}
                      </p>
                    </div>
                  </div>
                </TableCell>
                <TableCell className="text-right">
                  <Badge
                    variant={member.role === "Owner" ? "default" : "secondary"}
                  >
                    {member.role}
                  </Badge>
                </TableCell>
              </TableRow>
            ))
          )}
        </TableBody>
      </Table>
    </section>
  );
}

TSX
"use client";

import { ArrowDownRight, ArrowUpRight } from "lucide-react";
import * as React from "react";

import { Skeleton } from "@/components/ui/skeleton";
import {
  Tabs,
  TabsContent,
  TabsList,
  TabsTrigger,
} from "@/components/ui/tabs";

type Range = "7d" | "30d" | "90d";

const ranges: Record<
  Range,
  {
    label: string;
    total: string;
    delta: number;
    unit: string;
    bars: number[];
  }
> = {
  "7d": {
    label: "Last 7 days",
    total: "1,284",
    delta: 12.4,
    unit: "day",
    bars: [142, 168, 201, 188, 236, 174, 175],
  },
  "30d": {
    label: "Last 30 days",
    total: "5,019",
    delta: -3.1,
    unit: "3 days",
    bars: [512, 468, 530, 494, 441, 506, 552, 489, 520, 507],
  },
  "90d": {
    label: "Last 90 days",
    total: "16,742",
    delta: 21.8,
    unit: "week",
    bars: [
      1080, 1122, 1195, 1240, 1302, 1288, 1356, 1410, 1398, 1472, 1455, 1424,
    ],
  },
};

// Fixed heights so the loading chart reads as a chart, not a flat block.
const skeletonBars = [45, 62, 38, 70, 55, 80, 48, 66, 58, 74];

export default function Skeleton13() {
  const [range, setRange] = React.useState<Range>("7d");
  const [loading, setLoading] = React.useState(true);

  React.useEffect(() => {
    if (!loading) return;
    const timer = window.setTimeout(() => setLoading(false), 1000);
    return () => window.clearTimeout(timer);
  }, [loading]);

  return (
    <section
      aria-label="Signups"
      className="w-full max-w-md rounded-xl border border-border bg-card p-5 text-card-foreground"
    >
      <Tabs
        value={range}
        onValueChange={(next) => {
          setRange(next as Range);
          setLoading(true);
        }}
      >
        <div className="flex flex-wrap items-center justify-between gap-3">
          <h3 className="text-sm font-medium text-muted-foreground">
            New signups
          </h3>
          <TabsList aria-label="Date range">
            {(Object.keys(ranges) as Range[]).map((key) => (
              <TabsTrigger key={key} value={key} className="px-2.5 tabular-nums">
                {key}
              </TabsTrigger>
            ))}
          </TabsList>
        </div>

        {(Object.keys(ranges) as Range[]).map((key) => {
          const data = ranges[key];
          const max = Math.max(...data.bars);
          const up = data.delta >= 0;
          return (
            <TabsContent key={key} value={key} aria-busy={loading}>
              <p role="status" className="sr-only">
                {loading ? `Loading ${data.label.toLowerCase()}` : ""}
              </p>
              {loading ? (
                <div aria-hidden="true" className="mt-3 flex flex-col gap-5">
                  <div className="flex items-end gap-3">
                    <Skeleton className="h-8 w-24" />
                    <Skeleton className="mb-1 h-4 w-14 rounded-full" />
                  </div>
                  <div className="flex h-36 items-end gap-1.5 border-b border-border">
                    {skeletonBars.map((height) => (
                      <Skeleton
                        key={height}
                        className="flex-1 rounded-b-none rounded-t-sm"
                        style={{ height: `${height}%` }}
                      />
                    ))}
                  </div>
                  <Skeleton className="h-3 w-40" />
                </div>
              ) : (
                <div className="mt-3 flex flex-col gap-5">
                  <div className="flex items-end gap-3">
                    <p className="text-3xl font-semibold tabular-nums leading-none">
                      {data.total}
                    </p>
                    <p className="flex items-center gap-0.5 text-sm font-medium tabular-nums">
                      {up ? (
                        <ArrowUpRight
                          aria-hidden="true"
                          className="size-4 text-success"
                        />
                      ) : (
                        <ArrowDownRight
                          aria-hidden="true"
                          className="size-4 text-destructive"
                        />
                      )}
                      <span className="sr-only">
                        {up ? "Up" : "Down"} by
                      </span>
                      {Math.abs(data.delta)}%
                    </p>
                  </div>
                  <div
                    role="img"
                    aria-label={`Signups per ${data.unit}, ${data.label.toLowerCase()}: ${data.bars.join(", ")}`}
                    className="flex h-36 items-end gap-1.5 border-b border-border"
                  >
                    {data.bars.map((value, index) => (
                      <div
                        // biome-ignore lint/suspicious/noArrayIndexKey: bars are positional buckets
                        key={index}
                        title={`${value.toLocaleString("en-US")} signups`}
                        className="flex-1 rounded-t-sm bg-chart-1 transition-opacity hover:opacity-80"
                        style={{ height: `${(value / max) * 100}%` }}
                      />
                    ))}
                  </div>
                  <p className="text-xs text-muted-foreground">
                    {data.label}, grouped by {data.unit}, compared with the
                    previous period.
                  </p>
                </div>
              )}
            </TabsContent>
          );
        })}
      </Tabs>
    </section>
  );
}