Custom Cursor

<div class="kodza-cursor-zone">
  <a class="kodza-cursor-zone__item" href="#" data-cursor="View">
    <img src="https://kodza.dev/media/kz-block-1400.webp" alt="A tall concrete slab standing alone, its long shadow stretching toward the viewer" loading="lazy" />
  </a>
  <a class="kodza-cursor-zone__item" href="#" data-cursor="Open">
    <img src="https://kodza.dev/media/kz-columns-1400.webp" alt="A row of square concrete pillars under a flat roof, casting striped shadows" loading="lazy" />
  </a>
  <a class="kodza-cursor-zone__item" href="#" data-cursor="Ship it">
    <img src="https://kodza.dev/media/kz-float-1400.webp" alt="A concrete block hovering above the ground, over its own shadow" loading="lazy" />
  </a>
</div>

/* Kodza License: free to use, client work included. Not to resell or redistribute, ported or not: https://kodza.dev/docs/#print-license */
/* Kodza — Custom Cursor
   Inside its zone the pointer becomes a small dot that follows with a soft lag; over an
   item it grows into a pill that says what a click will do (data-cursor="…").
   Hidden on touch screens, where there is no pointer to follow.
   Everything is tuned with the --kz-cursor-* variables. */
.kodza-cursor-zone {
  --kz-cursor-bg: #0a0a0a;
  --kz-cursor-fg: #ffffff;
  --kz-cursor-dot: 10px;
  --kz-cursor-ratio: 4 / 5;
  --kz-cursor-radius: 4px;
  --kz-cursor-placeholder: rgba(10, 10, 10, 0.06);

  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: clamp(14px, 2vw, 24px);
}

.kodza-cursor-zone__item {
  display: block;
  aspect-ratio: var(--kz-cursor-ratio);
  overflow: hidden;
  border-radius: var(--kz-cursor-radius);
  background: var(--kz-cursor-placeholder);
}

.kodza-cursor-zone__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.kodza-cursor-zone__item:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

/* The pointer is replaced only where the custom cursor can follow it */
@media (hover: hover) and (pointer: fine) {
  .kodza-cursor-zone.is-ready,
  .kodza-cursor-zone.is-ready * {
    cursor: none;
  }
}

/* The cursor itself (created by the script): a dot, and a pill for the labels.
   Only transform and opacity move, so it costs nothing to the page layout. */
.kodza-cursor-zone__cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: 0;
  height: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.kodza-cursor-zone__cursor.is-visible {
  opacity: 1;
}

.kodza-cursor-zone__dot,
.kodza-cursor-zone__pill {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 999px;
  background: var(--kz-cursor-bg);
  translate: -50% -50%;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s ease;
}

.kodza-cursor-zone__dot {
  width: var(--kz-cursor-dot);
  height: var(--kz-cursor-dot);
}

.kodza-cursor-zone__pill {
  display: grid;
  place-items: center;
  height: 40px;
  padding: 0 16px;
  color: var(--kz-cursor-fg);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  transform: scale(0.2);
}

.kodza-cursor-zone__cursor.is-label .kodza-cursor-zone__dot {
  opacity: 0;
  transform: scale(0.4);
}

.kodza-cursor-zone__cursor.is-label .kodza-cursor-zone__pill {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .kodza-cursor-zone__cursor,
  .kodza-cursor-zone__dot,
  .kodza-cursor-zone__pill {
    transition-duration: 0.01ms !important;
  }
}

/* Theming example — on a dark background:
.dark-section .kodza-cursor-zone {
  --kz-cursor-bg: #ffffff;
  --kz-cursor-fg: #0a0a0a;
}
*/

/* kodza-guard d13c444ef902 — generated by Kodza, do not edit.
   Theme guard: keeps a site's own CSS (WordPress themes, Bootstrap, CSS resets…) off this
   component. :not(#_) is always true and weighs as much as an id, so these lines win over
   theme rules made of classes and tags. Customise the component through its --kz-* variables. */

/* What the browser gives, where the component sets it only in some states: at the lowest weight, so its own rules below put it back */

:where(.kodza-cursor-zone__item):not(#_) {
  outline: revert;
  outline-offset: revert;
}

/* What the browser gives, on everything the component leaves to it */

.kodza-cursor-zone:not(#_),
.kodza-cursor-zone__cursor:not(#_),
.kodza-cursor-zone__dot:not(#_),
.kodza-cursor-zone__pill:not(#_) {
  box-sizing: revert;
}

.kodza-cursor-zone__item:not(#_) {
  border: revert;
  margin: revert;
  padding: revert;
  text-decoration: revert;
  transition: revert;
  list-style: revert;
  box-sizing: revert;
  float: revert;
  position: revert;
  box-shadow: revert;
  appearance: revert;
  max-width: revert;
  max-height: revert;
  color: revert;
  font-family: revert;
  font-size: revert;
  font-weight: revert;
  font-style: revert;
  line-height: revert;
  letter-spacing: revert;
  text-transform: revert;
  text-underline-offset: revert;
  text-align: revert;
  text-indent: revert;
  text-shadow: revert;
  vertical-align: revert;
}

.kodza-cursor-zone__item img:where(:not([class*="kodza-"])):not(#_) {
  border: revert;
  margin: revert;
  padding: revert;
  border-radius: revert;
  outline: revert;
  text-decoration: revert;
  transition: revert;
  list-style: revert;
  box-sizing: revert;
  float: revert;
  position: revert;
  background-color: revert;
  background-image: revert;
  box-shadow: revert;
  outline-offset: revert;
  appearance: revert;
  max-width: revert;
  max-height: revert;
  color: revert;
  font-family: revert;
  font-size: revert;
  font-weight: revert;
  font-style: revert;
  line-height: revert;
  letter-spacing: revert;
  text-transform: revert;
  text-underline-offset: revert;
  text-align: revert;
  text-indent: revert;
  text-shadow: revert;
  vertical-align: revert;
}

/* The component's own rules, one step stronger: real buttons and fields, what it sets on tags themes style (links, lists, headings, images…), and the root width (a theme may narrow it, never widen it) */

.kodza-cursor-zone__item:not(#_) {
  display: block;
  border-radius: var(--kz-cursor-radius);
  background: var(--kz-cursor-placeholder);
}

.kodza-cursor-zone__item img:not(#_) {
  display: block;
}

.kodza-cursor-zone__item:focus-visible:not(#_) {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

// Kodza License: free to use, client work included. Not to resell or redistribute, ported or not: https://kodza.dev/docs/#print-license
// Kodza — Custom Cursor
// One cursor per zone. It follows the pointer with a soft lag (a little easing each
// frame, only while it moves), and shows the data-cursor label of the item under it.
// Touch screens and reduced motion keep the normal pointer, or a cursor without lag.
(() => {
  const SELECTOR = '.kodza-cursor-zone';
  if (!window.matchMedia('(hover: hover) and (pointer: fine)').matches) return;
  const reduceMotion = window.matchMedia('(prefers-reduced-motion: reduce)').matches;
  const FOLLOW = reduceMotion ? 1 : 0.2; // how much of the way it catches up each frame

  // One instance. Everything it starts is tied to `signal`, so kodza:destroy stops it all
  function mount(zone, signal) {
    const cursor = document.createElement('div');
    cursor.className = 'kodza-cursor-zone__cursor';
    cursor.setAttribute('aria-hidden', 'true');
    const dot = document.createElement('span');
    dot.className = 'kodza-cursor-zone__dot';
    const label = document.createElement('span');
    label.className = 'kodza-cursor-zone__pill';
    cursor.append(dot, label);
    zone.append(cursor);
    zone.classList.add('is-ready');

    const target = { x: 0, y: 0 };
    const pos = { x: 0, y: 0 };
    let frame = null;

    const render = () => {
      if (signal.aborted) return;
      pos.x += (target.x - pos.x) * FOLLOW;
      pos.y += (target.y - pos.y) * FOLLOW;
      cursor.style.transform = `translate3d(${pos.x}px, ${pos.y}px, 0)`;
      const still = Math.abs(target.x - pos.x) < 0.1 && Math.abs(target.y - pos.y) < 0.1;
      frame = still ? null : requestAnimationFrame(render);
    };

    zone.addEventListener('pointerenter', (event) => {
      // Appear right under the pointer, not sliding in from a corner
      target.x = pos.x = event.clientX;
      target.y = pos.y = event.clientY;
      render();
      cursor.classList.add('is-visible');
    }, { signal });
    zone.addEventListener('pointermove', (event) => {
      target.x = event.clientX;
      target.y = event.clientY;
      const item = event.target.closest('[data-cursor]');
      if (item) label.textContent = item.dataset.cursor;
      cursor.classList.toggle('is-label', Boolean(item));
      if (!frame) frame = requestAnimationFrame(render);
    }, { signal });
    zone.addEventListener('pointerleave', () => cursor.classList.remove('is-visible', 'is-label'), { signal });
  }

  // Kodza lifecycle, the same in every component: `kodza:init` starts the instances inside
  // event.detail.root (the whole page by default), `kodza:destroy` stops them and puts their
  // markup back. For themes and apps that swap content without a page load.
  const instances = new WeakMap();
  const find = (scope = document) => [scope, ...scope.querySelectorAll(SELECTOR)].filter((el) => el.matches?.(SELECTOR));
  const init = (scope) => find(scope).forEach((root) => {
    if (root.classList.contains('is-ready')) return; // already running, maybe from another copy of this script
    const controller = new AbortController();
    instances.set(root, { controller, html: root.innerHTML, attrs: [...root.attributes].map((a) => [a.name, a.value]) });
    mount(root, controller.signal);
    root.classList.add('is-ready');
  });
  const destroy = (scope) => find(scope).forEach((root) => {
    const instance = instances.get(root);
    if (!instance) return;
    instances.delete(root);
    instance.controller.abort();
    [...root.attributes].forEach((a) => root.removeAttribute(a.name));
    instance.attrs.forEach(([name, value]) => root.setAttribute(name, value));
    root.innerHTML = instance.html;
  });
  document.addEventListener('kodza:init', (event) => init(event.detail?.root));
  document.addEventListener('kodza:destroy', (event) => destroy(event.detail?.root));
  init();
  // Loaded in <head>, the script runs before the markup exists: once more when it is parsed
  if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', () => init(), { once: true });
})();

'use client';
// Kodza — Custom Cursor, for React. From https://kodza.dev/components/hover-custom-cursor/
// Kodza License: free to use, client work included. Not to resell or redistribute, ported or not: https://kodza.dev/docs/#print-license
// Next to this file: hover-custom-cursor.css and hover-custom-cursor.js, the component's CSS and JS from Kodza, as they are.
// Yours to edit: the markup is plain JSX below.
// The script changes this markup once React has rendered it (it adds layers, splits text, moves
// nodes), so React must not patch it afterwards. When a prop changes, the key gives React a fresh
// element: kodza:destroy stops the script on the old one, kodza:init starts it on the new one.
import { useRef, useEffect, type ComponentPropsWithoutRef, type ComponentRef, type CSSProperties } from 'react';
import './hover-custom-cursor.css';

export type CustomCursorProps = Omit<ComponentPropsWithoutRef<'div'>, "children" | "vars"> & {
  /** Settings, as CSS variables on the root */
  vars?: {
    /** default: #0a0a0a */
    "--kz-cursor-bg"?: string | number;
    /** default: #ffffff */
    "--kz-cursor-fg"?: string | number;
    /** default: 10px */
    "--kz-cursor-dot"?: string | number;
    /** default: 4 / 5 */
    "--kz-cursor-ratio"?: string | number;
    /** default: 4px */
    "--kz-cursor-radius"?: string | number;
    /** default: rgba(10, 10, 10, 0.06) */
    "--kz-cursor-placeholder"?: string | number;
  };
  className?: string;
};

export function CustomCursor({ vars, className, style, ...rest }: CustomCursorProps) {
  const ref = useRef<ComponentRef<'div'>>(null);
  const classes = ["kodza-cursor-zone", className].filter(Boolean).join(' ');
  // Everything the markup is made of: when it changes, React gets a fresh element (see the top)
  const key = JSON.stringify([classes, vars, style, rest]);

  // Starts the script on this element once React has rendered it, stops it when it goes
  useEffect(() => {
    const root = ref.current;
    let live = true;
    // @ts-ignore: a plain script, no types to find
    import('./hover-custom-cursor.js').then(() => {
      if (live) document.dispatchEvent(new CustomEvent('kodza:init', { detail: { root } }));
    });
    return () => {
      live = false;
      document.dispatchEvent(new CustomEvent('kodza:destroy', { detail: { root } }));
    };
  }, [key]);

  return (
    <div key={key} {...rest} className={classes} style={{ ...vars, ...style } as CSSProperties} ref={ref}>
      <a className="kodza-cursor-zone__item" href="#" data-cursor="View">
        <img src="https://kodza.dev/media/kz-block-1400.webp" alt="A tall concrete slab standing alone, its long shadow stretching toward the viewer" loading="lazy" />
      </a>
      {' '}
      <a className="kodza-cursor-zone__item" href="#" data-cursor="Open">
        <img src="https://kodza.dev/media/kz-columns-1400.webp" alt="A row of square concrete pillars under a flat roof, casting striped shadows" loading="lazy" />
      </a>
      {' '}
      <a className="kodza-cursor-zone__item" href="#" data-cursor="Ship it">
        <img src="https://kodza.dev/media/kz-float-1400.webp" alt="A concrete block hovering above the ground, over its own shadow" loading="lazy" />
      </a>
    </div>
  );
}