# Sticky CTA

> A banner that stays fixed as the visitor scrolls, keeping a button always in view. Useful for long portfolio pages where the offer should stay reachable.

A shadcn/ui block from the [@shadcn-ui-blocks](https://www.shadcn-ui-blocks.com) registry, listed on [shadcn.exchange](https://shadcn.exchange/r/shadcn-ui-blocks/portfolio-portfolio-cta-banner-sticky-cta).

- Page, with a live preview: https://shadcn.exchange/r/shadcn-ui-blocks/portfolio-portfolio-cta-banner-sticky-cta
- Screenshot: https://abzjhwgwpdpz7ua5.public.blob.vercel-storage.com/shots/shadcn-ui-blocks/portfolio-portfolio-cta-banner-sticky-cta-light-0a692df08d867d1d.png
- Registry item: https://www.shadcn-ui-blocks.com/r/portfolio-portfolio-cta-banner-sticky-cta.json
- Listed: 2026-10-13, source last changed 2026-10-13

## Install

```bash
npx shadcn@latest add https://www.shadcn-ui-blocks.com/r/portfolio-portfolio-cta-banner-sticky-cta.json
```

Run it in a project that has shadcn/ui set up. It adds the files below and installs what they depend on.

## Dependencies

- npm packages: `class-variance-authority`, `lucide-react`, `radix-ui`

## Files

### `components/blocks/portfolio/portfolio-cta-banner/sticky-cta.tsx`

```tsx
import { useState, useEffect } from 'react';

import { Button } from '@/components/ui/button';
import { ArrowRight, X } from 'lucide-react';

export default function PortfolioCTAStickyBanner() {
  const [isVisible, setIsVisible] = useState(true);
  const [isScrolled, setIsScrolled] = useState(false);

  // Handle scroll to toggle sticky behavior
  useEffect(() => {
    const handleScroll = () => {
      const scrollPosition = window.scrollY;
      setIsScrolled(scrollPosition > 300);
    };

    window.addEventListener('scroll', handleScroll);
    return () => window.removeEventListener('scroll', handleScroll);
  }, []);

  if (!isVisible) return null;

  return (
    <div
      className={`fixed right-0 bottom-0 left-0 z-50 transform transition-transform duration-300 ${isScrolled ? 'translate-y-0' : 'translate-y-full md:translate-y-0'}`}
    >
      <div className="bg-background border-border border-t px-4 py-3 shadow-lg md:py-4">
        <div className="container mx-auto">
          <div className="flex flex-col items-center justify-between gap-3 md:flex-row">
            {/* Close button (mobile only) */}
            <button
              onClick={() => setIsVisible(false)}
              className="text-muted-foreground hover:text-foreground absolute top-2 right-2 p-1 md:hidden"
              aria-label="Close banner"
            >
              <X className="h-4 w-4" />
            </button>

            <div className="flex-1 text-center md:text-left">
              <p className="text-sm font-medium md:text-base">
                Taking on new projects for Q3 2023.{' '}
                <span className="hidden md:inline">
                  Limited spots available.
                </span>
              </p>
            </div>

            <Button
              asChild
              size="sm"
              variant="default"
              className="group w-full md:w-auto"
            >
              <a href="#">
                Book Your Spot
                <ArrowRight className="ml-1 h-3 w-3 transition-transform group-hover:translate-x-1" />
              </a>
            </Button>
          </div>
        </div>
      </div>
    </div>
  );
}
```

### `components/ui/button.tsx`

```tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"
import { Slot } from "radix-ui"

import { cn } from "@/lib/utils"

const buttonVariants = cva(
  "group/button inline-flex shrink-0 items-center justify-center rounded-md border border-transparent bg-clip-padding text-sm font-medium whitespace-nowrap transition-all outline-none select-none focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 active:not-aria-[haspopup]:translate-y-px disabled:pointer-events-none disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-primary text-primary-foreground hover:bg-primary/80",
        outline:
          "border-border bg-background shadow-xs hover:bg-muted hover:text-foreground aria-expanded:bg-muted aria-expanded:text-foreground dark:border-input dark:bg-input/30 dark:hover:bg-input/50",
        secondary:
          "bg-secondary text-secondary-foreground hover:bg-secondary/80 aria-expanded:bg-secondary aria-expanded:text-secondary-foreground",
        ghost:
          "hover:bg-muted hover:text-foreground aria-expanded:bg-muted aria-expanded:text-foreground dark:hover:bg-muted/50",
        destructive:
          "bg-destructive/10 text-destructive hover:bg-destructive/20 focus-visible:border-destructive/40 focus-visible:ring-destructive/20 dark:bg-destructive/20 dark:hover:bg-destructive/30 dark:focus-visible:ring-destructive/40",
        link: "text-primary underline-offset-4 hover:underline",
      },
      size: {
        default:
          "h-9 gap-1.5 px-2.5 in-data-[slot=button-group]:rounded-md has-data-[icon=inline-end]:pr-2 has-data-[icon=inline-start]:pl-2",
        xs: "h-6 gap-1 rounded-[min(var(--radius-md),8px)] px-2 text-xs in-data-[slot=button-group]:rounded-md has-data-[icon=inline-end]:pr-1.5 has-data-[icon=inline-start]:pl-1.5 [&_svg:not([class*='size-'])]:size-3",
        sm: "h-8 gap-1 rounded-[min(var(--radius-md),10px)] px-2.5 in-data-[slot=button-group]:rounded-md has-data-[icon=inline-end]:pr-1.5 has-data-[icon=inline-start]:pl-1.5",
        lg: "h-10 gap-1.5 px-2.5 has-data-[icon=inline-end]:pr-2 has-data-[icon=inline-start]:pl-2",
        icon: "size-9",
        "icon-xs":
          "size-6 rounded-[min(var(--radius-md),8px)] in-data-[slot=button-group]:rounded-md [&_svg:not([class*='size-'])]:size-3",
        "icon-sm":
          "size-8 rounded-[min(var(--radius-md),10px)] in-data-[slot=button-group]:rounded-md",
        "icon-lg": "size-10",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  }
)

function Button({
  className,
  variant = "default",
  size = "default",
  asChild = false,
  ...props
}: React.ComponentProps<"button"> &
  VariantProps<typeof buttonVariants> & {
    asChild?: boolean
  }) {
  const Comp = asChild ? Slot.Root : "button"

  return (
    <Comp
      data-slot="button"
      data-variant={variant}
      data-size={size}
      className={cn(buttonVariants({ variant, size, className }))}
      {...props}
    />
  )
}

export { Button, buttonVariants }
```