@font-face {
  font-family: "Boldonse";
  src: url("assets/fonts/Boldonse-Regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@layer normalize, base, demo, mobile;

@layer normalize {
  html {
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
  }

  body {
    margin: 0;
  }

  button {
    font: inherit;
  }

  img,
  svg {
    display: block;
  }
}

@layer mobile {
  .grid div[data-hover] {
    transition-property: opacity, rotate, filter;
    transition-duration: 0s;
    rotate: calc(var(--grade, 0) * 90deg);
    filter: grayscale(0) brightness(1.5);
    opacity: 1;
  }
}

@layer demo {
  h1 {
    max-inline-size: 100%;
    margin: 0;
    margin-bottom: clamp(0.85rem, 2vw, 1.35rem);
    color: color-mix(in hsl, canvasText, canvas 25%);
    font-family: "Boldonse", Impact, Haettenschweiler, "Arial Narrow Bold",
      sans-serif;
    font-size: clamp(2.5rem, 8vw, 6.5rem);
    font-weight: 400;
    letter-spacing: -0.045em;
    line-height: 0.94;
    text-wrap: balance;
  }

  [data-loader="pending"] h1,
  [data-loader="active"] h1 {
    opacity: 0;
    transform: translateY(22px);
  }

  [data-loader="exiting"] h1 {
    animation: heading-arrive 440ms 40ms cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  [data-loader="skip"] h1 {
    animation: heading-quick-enter 250ms ease-out both;
  }

  .grid {
    width: 100%;
    min-width: 0;
    touch-action: none;
    display: grid;
    grid-template: repeat(var(--rows, 10), 1fr) / repeat(
        var(--cols, 10),
        minmax(0, 1fr)
      );
    font-size: clamp(0.72rem, 2.2vw, 2rem);
    font-weight: 600;
    line-height: 1;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    cursor: none;

    div {
      --resting-opacity: calc(var(--opacity) * 0.5);
      touch-action: none;
      padding: 2px;
      opacity: var(--resting-opacity);
      aspect-ratio: 1;
      display: grid;
      place-items: center;
      transition-property: opacity, rotate, filter;
      transition-duration: 0.8s, 0.4s, 0.6s;
      transition-timing-function: ease-in, ease-out, ease-out;
      scale: 1.5;
      filter: grayscale(1);
      color: hsl(var(--hue) 80% 50%);

      @media (hover: hover) and (pointer: fine) {
        &:hover {
          transition-property: opacity, rotate, filter;
          transition-duration: 0s;
          rotate: calc(var(--grade, 0) * 90deg);
          filter: grayscale(0) brightness(1.5);
          opacity: 1;
        }
      }
    }
  }
  [data-theme="dark"] .grid div {
    --resting-opacity: calc(var(--opacity) + 0.2);
    opacity: var(--resting-opacity);
    @media (hover: hover) and (pointer: fine) {
      &:hover {
        opacity: 1;
      }
    }
  }

  [data-loader="exiting"] .grid > div {
    animation: grid-load-ripple 360ms var(--ripple-delay) ease-out both;
  }
}

@layer base {
  :root {
    --font-size-min: 16;
    --font-size-max: 20;
    --font-ratio-min: 1.2;
    --font-ratio-max: 1.33;
    --font-width-min: 375;
    --font-width-max: 1500;
  }

  html {
    color-scheme: light dark;
  }

  [data-theme="light"] {
    color-scheme: light only;
  }

  [data-theme="dark"] {
    color-scheme: dark only;
  }

  :where(.fluid) {
    --fluid-min: calc(
      var(--font-size-min) * pow(var(--font-ratio-min), var(--font-level, 0))
    );
    --fluid-max: calc(
      var(--font-size-max) * pow(var(--font-ratio-max), var(--font-level, 0))
    );
    --fluid-preferred: calc(
      (var(--fluid-max) - var(--fluid-min)) /
        (var(--font-width-max) - var(--font-width-min))
    );
    --fluid-type: clamp(
      (var(--fluid-min) / 16) * 1rem,
      ((var(--fluid-min) / 16) * 1rem) -
        (((var(--fluid-preferred) * var(--font-width-min)) / 16) * 1rem) +
        (var(--fluid-preferred) * var(--variable-unit, 100vi)),
      (var(--fluid-max) / 16) * 1rem
    );
    font-size: var(--fluid-type);
  }

  *,
  *:after,
  *:before {
    box-sizing: border-box;
  }

  body {
    overflow-x: hidden;
    background: light-dark(#fff, #000);
    color: canvasText;
    display: grid;
    place-items: center;
    min-height: 100vh;
    min-height: 100svh;
    padding-block-start: calc(4.75rem + env(safe-area-inset-top));
    padding-block-end: calc(4.75rem + env(safe-area-inset-bottom));
    padding-left: max(1rem, env(safe-area-inset-left));
    padding-right: max(1rem, env(safe-area-inset-right));
    font-family: "SF Pro Text", "SF Pro Icons", "AOS Icons", "Helvetica Neue",
      Helvetica, Arial, sans-serif, system-ui;
  }

  main {
    width: min(48rem, 100%);
    min-width: 0;
  }

  :root:is([data-loader="pending"], [data-loader="active"]) body {
    overflow: hidden;
  }

  body::before {
    --size: 45px;
    --line: color-mix(in hsl, canvasText, transparent 80%);
    content: "";
    height: 100vh;
    width: 100vw;
    position: fixed;
    background: linear-gradient(
          90deg,
          var(--line) 1px,
          transparent 1px var(--size)
        )
        calc(var(--size) * 0.36) 50% / var(--size) var(--size),
      linear-gradient(var(--line) 1px, transparent 1px var(--size)) 0%
        calc(var(--size) * 0.32) / var(--size) var(--size);
    -webkit-mask: linear-gradient(-20deg, transparent 50%, white);
    mask: linear-gradient(-20deg, transparent 50%, white);
    top: 0;
    transform-style: flat;
    pointer-events: none;
    z-index: -1;
  }

  .site-loader {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: canvas;
  }

  [data-loader="ready"] .site-loader,
  [data-loader="skip"] .site-loader {
    display: none;
  }

  [data-loader="exiting"] .site-loader {
    pointer-events: none;
    animation: loader-exit 520ms cubic-bezier(0.76, 0, 0.24, 1) both;
  }

  .loader-prism {
    position: relative;
    width: clamp(88px, 13vw, 112px);
    aspect-ratio: 1;
  }

  .loader-prism__facet,
  .loader-prism__mark {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .loader-prism__facet {
    display: block;
    opacity: 0;
    will-change: opacity, transform, filter;
  }

  .loader-prism__mark {
    display: block;
    opacity: 0;
    will-change: opacity, transform;
  }

  .loader-prism__facet--a {
    --facet-x: -78px;
    --facet-y: -66px;
    --facet-rotation: -42deg;
    --facet-delay: 0ms;
    background: linear-gradient(135deg, #ff2e73, #ff6542);
    clip-path: polygon(50% 0, 100% 25%, 50% 50%);
  }

  .loader-prism__facet--b {
    --facet-x: 86px;
    --facet-y: -18px;
    --facet-rotation: 56deg;
    --facet-delay: 20ms;
    background: linear-gradient(145deg, #ff7040, #ffb238);
    clip-path: polygon(100% 25%, 100% 75%, 50% 50%);
  }

  .loader-prism__facet--c {
    --facet-x: 68px;
    --facet-y: 72px;
    --facet-rotation: 38deg;
    --facet-delay: 40ms;
    background: linear-gradient(215deg, #ffd84a, #ff8b36);
    clip-path: polygon(100% 75%, 50% 100%, 50% 50%);
  }

  .loader-prism__facet--d {
    --facet-x: -30px;
    --facet-y: 92px;
    --facet-rotation: -58deg;
    --facet-delay: 60ms;
    background: linear-gradient(315deg, #ff477e, #ff8d3a);
    clip-path: polygon(50% 100%, 0 75%, 50% 50%);
  }

  .loader-prism__facet--e {
    --facet-x: -92px;
    --facet-y: 20px;
    --facet-rotation: 48deg;
    --facet-delay: 80ms;
    background: linear-gradient(35deg, #8b5cf6, #e44dba);
    clip-path: polygon(0 75%, 0 25%, 50% 50%);
  }

  .loader-prism__facet--f {
    --facet-x: -52px;
    --facet-y: -82px;
    --facet-rotation: -60deg;
    --facet-delay: 100ms;
    background: linear-gradient(45deg, #c442f5, #ff347d);
    clip-path: polygon(0 25%, 50% 0, 50% 50%);
  }

  [data-loader="active"] .loader-prism__facet {
    animation: facet-assemble 850ms var(--facet-delay)
      cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  [data-loader="active"] .loader-prism__mark {
    animation: loader-mark-arrive 360ms 610ms cubic-bezier(0.16, 1, 0.3, 1)
      both;
  }

  [data-loader="active"] .loader-prism {
    animation: loader-prism-glow 460ms 660ms ease-out both;
  }

  [data-loader="exiting"] .loader-prism__mark {
    opacity: 1;
    transform: rotate(0) scale(1);
  }

  .brand-link {
    position: fixed;
    top: calc(1rem + env(safe-area-inset-top));
    left: max(1rem, env(safe-area-inset-left));
    z-index: 10;
    width: 54px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border-radius: 14px;
    transition: transform 220ms ease;
  }

  .brand-link:is(:hover, :focus-visible) {
    transform: translateY(-2px);
  }

  .brand-link:focus-visible {
    outline: 2px solid #ff7a32;
    outline-offset: 4px;
  }

  .brand-mark {
    display: block;
    width: 100%;
    transition: filter 220ms ease,
      transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
  }

  .brand-link:is(:hover, :focus-visible) .brand-mark {
    filter: drop-shadow(0 8px 9px rgb(255 77 112 / 0.24));
    transform: rotate(4deg) scale(1.035);
  }

  .theme-toggle {
    appearance: none;
    position: fixed;
    top: calc(1rem + env(safe-area-inset-top));
    right: max(1rem, env(safe-area-inset-right));
    z-index: 10;
    width: 48px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    padding: 0;
    color: canvasText;
    background: transparent;
    border: 0;
    border-radius: 10px;
    opacity: 0.7;
    cursor: pointer;
    transition: color 180ms ease, opacity 180ms ease, transform 180ms ease;
  }

  .theme-toggle:is(:hover, :focus-visible) {
    color: light-dark(#c64212, #ff9b61);
    opacity: 1;
    transform: translateY(-2px) scale(1.04);
  }

  .theme-toggle:focus-visible {
    outline: 2px solid light-dark(#c64212, #ff9b61);
    outline-offset: 4px;
  }

  .theme-toggle svg {
    width: 23px;
    overflow: visible;
  }

  .theme-toggle__sun,
  .theme-toggle__moon {
    transform-origin: center;
    transition: opacity 220ms ease,
      transform 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
  }

  .theme-toggle__sun {
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
  }

  .theme-toggle__moon {
    fill: currentColor;
  }

  [data-theme="light"] .theme-toggle__sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }

  [data-theme="light"] .theme-toggle__moon {
    opacity: 0;
    transform: rotate(-28deg) scale(0.55);
  }

  [data-theme="dark"] .theme-toggle__sun {
    opacity: 0;
    transform: rotate(45deg) scale(0.55);
  }

  [data-theme="dark"] .theme-toggle__moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }

  .site-footer {
    position: fixed;
    right: max(1rem, env(safe-area-inset-right));
    bottom: calc(1rem + env(safe-area-inset-bottom));
    left: max(1rem, env(safe-area-inset-left));
    z-index: 10;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    min-width: 0;
  }

  .site-footer small {
    max-inline-size: calc(100vw - 9rem);
    color: color-mix(in hsl, canvasText, transparent 34%);
    font-size: 0.75rem;
    line-height: 1.35;
  }

  .social-links {
    display: flex;
    flex: 0 0 auto;
    gap: 0.5rem;
  }

  .social-link {
    width: 44px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    color: canvasText;
    background: transparent;
    border: 0;
    border-radius: 10px;
    opacity: 0.7;
    text-decoration: none;
    transition: color 180ms ease, opacity 180ms ease, transform 180ms ease;
  }

  .social-link:is(:hover, :focus-visible) {
    color: light-dark(#c64212, #ff9b61);
    opacity: 1;
    transform: translateY(-2px) scale(1.04);
  }

  .social-link:focus-visible {
    outline: 2px solid light-dark(#c64212, #ff9b61);
    outline-offset: 3px;
  }

  .social-link svg {
    width: 18px;
    fill: currentColor;
  }

  [data-loader="pending"] .site-footer,
  [data-loader="active"] .site-footer {
    opacity: 0;
    transform: translateY(12px);
  }

  [data-loader="exiting"] .site-footer {
    animation: footer-arrive 400ms 80ms cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  [data-loader="skip"] .site-footer {
    animation: footer-quick-enter 250ms ease-out both;
  }

  /* Utilities */
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }
}

@media (max-width: 480px) {
  body {
    padding-block-start: calc(4.25rem + env(safe-area-inset-top));
    padding-block-end: calc(4.25rem + env(safe-area-inset-bottom));
    padding-left: max(0.75rem, env(safe-area-inset-left));
    padding-right: max(0.75rem, env(safe-area-inset-right));
  }

  h1 {
    margin-bottom: 0.75rem;
    font-size: clamp(2rem, 10vw, 3.75rem);
  }

  .grid {
    font-size: clamp(0.68rem, 3.5vw, 1.25rem);
  }

  .brand-link {
    left: max(0.75rem, env(safe-area-inset-left));
    width: 48px;
  }

  .theme-toggle {
    right: max(0.75rem, env(safe-area-inset-right));
    width: 44px;
  }

  .site-footer {
    right: max(0.75rem, env(safe-area-inset-right));
    bottom: calc(0.75rem + env(safe-area-inset-bottom));
    left: max(0.75rem, env(safe-area-inset-left));
    gap: 0.75rem;
  }

  .site-footer small {
    max-inline-size: calc(100vw - 8rem);
    font-size: 0.68rem;
  }

  .social-link {
    width: 40px;
  }
}

@media (max-height: 520px) and (orientation: landscape) {
  body {
    padding-block-start: calc(3.75rem + env(safe-area-inset-top));
    padding-block-end: calc(3.5rem + env(safe-area-inset-bottom));
  }

  h1 {
    margin-bottom: 0.5rem;
    font-size: clamp(1.85rem, 7vw, 3.25rem);
  }

  .grid {
    max-inline-size: min(34rem, calc((100svh - 11rem) * 2.2));
    margin-inline: auto;
    font-size: clamp(0.68rem, 2.2vw, 1.35rem);
  }

  .brand-link {
    width: 44px;
  }

  .theme-toggle,
  .social-link {
    width: 40px;
  }
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 260ms;
  animation-timing-function: ease-out;
}

@keyframes facet-assemble {
  0% {
    opacity: 0;
    filter: blur(5px);
    transform: translate(var(--facet-x), var(--facet-y))
      rotate(var(--facet-rotation)) scale(0.48);
  }
  16% {
    opacity: 1;
  }
  72%,
  84% {
    opacity: 1;
    filter: blur(0);
    transform: translate(0, 0) rotate(0) scale(1);
  }
  100% {
    opacity: 0;
    filter: blur(0);
    transform: translate(0, 0) rotate(0) scale(1);
  }
}

@keyframes loader-mark-arrive {
  from {
    opacity: 0;
    transform: rotate(-7deg) scale(0.76);
  }
  to {
    opacity: 1;
    transform: rotate(0) scale(1);
  }
}

@keyframes loader-prism-glow {
  0%,
  100% {
    filter: drop-shadow(0 0 0 rgb(255 86 100 / 0));
  }
  54% {
    filter: drop-shadow(0 0 24px rgb(255 86 100 / 0.42));
  }
}

@keyframes loader-exit {
  from {
    opacity: 1;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
  to {
    opacity: 0;
    clip-path: polygon(100% 0, 100% 0, 100% 0, 100% 0);
  }
}

@keyframes heading-arrive {
  from {
    opacity: 0;
    filter: blur(8px);
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
  }
}

@keyframes heading-quick-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes footer-arrive {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes footer-quick-enter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes grid-load-ripple {
  0% {
    opacity: 0;
    filter: grayscale(0) brightness(1.8) blur(2px);
    rotate: -90deg;
  }
  48% {
    opacity: 1;
    filter: grayscale(0) brightness(1.55) blur(0);
  }
  100% {
    opacity: var(--resting-opacity);
    filter: grayscale(1) brightness(1) blur(0);
    rotate: 0deg;
  }
}

@keyframes loader-fade {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 0s;
  }

  .brand-link,
  .brand-mark,
  .theme-toggle,
  .theme-toggle__sun,
  .theme-toggle__moon,
  .social-link {
    transition-duration: 0s;
  }

  .loader-prism__facet {
    display: none;
  }

  [data-loader="pending"] .loader-prism__mark {
    opacity: 1;
  }

  [data-loader="exiting"] .site-loader {
    animation: loader-fade 180ms ease-out both;
  }

  [data-loader="exiting"] h1,
  [data-loader="skip"] h1 {
    animation: none;
    opacity: 1;
    filter: none;
    transform: none;
  }

  [data-loader="exiting"] .site-footer,
  [data-loader="skip"] .site-footer {
    animation: none;
    opacity: 1;
    transform: none;
  }

  [data-loader="exiting"] .grid > div {
    animation: none;
    opacity: var(--resting-opacity);
    filter: grayscale(1);
    rotate: 0deg;
  }
}