@font-face {
  font-family: "PP Neue Bit";
  src: url("../assets/fonts/pp-neue-bit-bold.otf") format("opentype");
  font-display: swap;
  font-weight: 700;
}

:root {
  --blue: #0000e8;
  --acid: #c6ff00;
  --black: #090909;
  --white: #fff;
  --page-gutter: clamp(0.75rem, 2.5vw, 2rem);
  --radius: clamp(1rem, 2.3vw, 2rem);
  --border: clamp(0.16rem, 0.35vw, 0.3rem);
}

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

[hidden] {
  display: none !important;
}

html {
  min-width: 20rem;
  min-height: 100%;
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  background: var(--black);
  color: var(--black);
  font-family: "PP Neue Bit", ui-monospace, monospace;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.25;
}

button,
a {
  font: inherit;
}

a {
  color: var(--blue);
}

button,
a,
img {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 0.24rem solid var(--acid);
  outline-offset: 0.2rem;
}

::selection {
  background: var(--blue);
  color: var(--white);
}

::-webkit-scrollbar {
  width: 0.75rem;
}

::-webkit-scrollbar-track {
  background: var(--white);
}

::-webkit-scrollbar-thumb {
  border: 0.15rem solid var(--white);
  background: var(--blue);
}

* {
  scrollbar-color: var(--blue) var(--white);
  scrollbar-width: thin;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 100;
  padding: 0.65rem 0.9rem;
  transform: translateY(-160%);
  border: var(--border) solid var(--blue);
  border-radius: 0.75rem;
  background: var(--white);
}

.skip-link:focus {
  transform: translateY(0);
}

.background-video,
.image-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.background-video {
  z-index: -2;
  object-fit: cover;
}

.image-overlay {
  z-index: -1;
  background: url("../assets/media/ear-still.png") center / cover no-repeat;
  mask-image: radial-gradient(circle 31rem at var(--mouse-x, 50%) var(--mouse-y, 50%), transparent 0, #000 100%);
  -webkit-mask-image: radial-gradient(circle 31rem at var(--mouse-x, 50%) var(--mouse-y, 50%), transparent 0, #000 100%);
}

.site-header {
  position: relative;
  z-index: 1;
  padding: clamp(4.5rem, 8vw, 7rem) var(--page-gutter) clamp(1.5rem, 4vw, 3rem);
}

.site-header h1 {
  max-width: 100%;
  margin: 0;
  color: var(--black);
  font-size: clamp(4.2rem, 13vw, 13rem);
  line-height: 0.68;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  text-shadow:
    -0.045em -0.045em 0 var(--acid),
    0.045em -0.045em 0 var(--acid),
    -0.045em 0.045em 0 var(--acid),
    0.045em 0.045em 0 var(--acid),
    0.08em 0.08em 0 var(--acid);
}

.site-header p {
  --scribble-offset: clamp(0.55rem, 1.4vw, 1.25rem);
  max-width: 34ch;
  margin: clamp(1.5rem, 4vw, 3rem) 0 0;
  padding: 0.3em 0.4em 0.42em;
  background: transparent;
  color: var(--black);
  font-size: clamp(1.1rem, 3.3vw, 3.6rem);
  line-height: 0.95;
  letter-spacing: 0.08em;
  text-shadow:
    -0.08em -0.08em 0 var(--acid),
    var(--scribble-offset) -0.08em 0 var(--acid),
    -0.08em 0.08em 0 var(--acid),
    0.08em 0.08em 0 var(--acid),
    -0.13em -0.13em 0 var(--acid),
    var(--scribble-offset) -0.13em 0 var(--acid),
    -0.13em 0.13em 0 var(--acid),
    0.13em 0.13em 0 var(--acid),
    -0.18em -0.18em 0 var(--acid),
    var(--scribble-offset) -0.18em 0 var(--acid),
    -0.18em 0.18em 0 var(--acid),
    0.18em 0.18em 0 var(--acid);
}

.section-list {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(0.6rem, 1.3vw, 1rem);
  width: min(100%, 100rem);
  margin: 0 auto;
  padding: 0 var(--page-gutter) clamp(2rem, 7vw, 6rem);
}

.section-card h2 {
  margin: 0;
}

.section-toggle {
  display: flex;
  width: 100%;
  min-height: 4.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(0.75rem, 2vw, 1.3rem) clamp(1rem, 3vw, 2rem);
  border: var(--border) solid var(--blue);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--blue);
  box-shadow: 0.25rem 0.35rem 0 rgba(0, 0, 232, 0.32);
  cursor: pointer;
  font-size: clamp(2.2rem, 5.5vw, 5.8rem);
  line-height: 0.8;
  text-align: left;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.section-toggle:hover,
.section-toggle[aria-expanded="true"] {
  background: var(--acid);
  color: var(--black);
  transform: translateY(-0.12rem);
}

.section-toggle[aria-expanded="true"] {
  border-radius: var(--radius) var(--radius) 0 0;
}

.toggle-mark {
  flex: 0 0 auto;
}

.section-panel {
  overflow: hidden;
  margin-top: calc(-1 * var(--border));
  border: var(--border) solid var(--blue);
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--white);
}

.section-copy {
  max-width: 75rem;
  padding: clamp(1.1rem, 3.5vw, 3rem);
  font-size: clamp(1.2rem, 2.6vw, 2.2rem);
  line-height: 1.08;
}

.section-copy > :first-child {
  margin-top: 0;
}

.section-copy > :last-child {
  margin-bottom: 0;
}

.section-copy h3 {
  color: var(--blue);
  font-size: 1.4em;
  line-height: 0.9;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.8rem, 2vw, 1.5rem);
}

.gallery-grid figure {
  margin: 0;
}

.gallery-grid img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border) solid var(--blue);
  border-radius: 0.75rem;
  background: #eee;
}

.site-footer {
  position: relative;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem var(--page-gutter) calc(1rem + env(safe-area-inset-bottom));
}

.site-footer a,
.back-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  border: 0.16rem solid var(--blue);
  border-radius: 999px;
  background: var(--white);
  color: var(--blue);
  text-decoration: none;
}

.site-footer a:hover,
.back-link:hover {
  border-color: var(--acid);
  background: var(--acid);
  color: var(--black);
}

.bouncer-toggle {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top));
  right: max(0.75rem, env(safe-area-inset-right));
  z-index: 20;
  min-width: 3rem;
  min-height: 3rem;
  padding: 0.55rem 0.75rem;
  border: 0.18rem solid var(--blue);
  border-radius: 0.8rem;
  background: var(--white);
  color: var(--blue);
  box-shadow: 0.2rem 0.25rem 0 rgba(0, 0, 232, 0.3);
  cursor: pointer;
}

.bouncer-toggle:hover {
  border-color: var(--acid);
  background: var(--acid);
  color: var(--black);
}

.ascii-bouncer {
  position: fixed;
  top: 7rem;
  left: calc(100vw - 10rem);
  z-index: 10;
  display: grid;
  width: clamp(4.75rem, 8vw, 8rem);
  aspect-ratio: 1;
  place-items: center;
  border: 0.16rem solid var(--blue);
  border-radius: 50%;
  background: var(--white);
  color: var(--blue);
  box-shadow: 0 0 0.8rem rgba(0, 0, 232, 0.5);
  pointer-events: none;
  user-select: none;
  will-change: transform;
}

.random-symbol {
  position: fixed;
  z-index: 1;
  pointer-events: none;
  animation: symbol-pop 2.2s ease-out forwards;
}

@keyframes symbol-pop {
  from { opacity: 0; transform: translateY(0) scale(0.75); }
  20% { opacity: 1; }
  to { opacity: 0; transform: translateY(-3rem) scale(1.15); }
}

.legal-page {
  padding: max(1rem, env(safe-area-inset-top)) var(--page-gutter) max(1rem, env(safe-area-inset-bottom));
  background: var(--acid);
}

.legal-card {
  width: min(100%, 52rem);
  margin: 0 auto;
  padding: clamp(1.25rem, 5vw, 4rem);
  border: var(--border) solid var(--blue);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0.45rem 0.55rem 0 var(--blue);
  line-height: 1.35;
}

.legal-card h1 {
  margin: 0 0 0.75em;
  color: var(--blue);
  font-size: clamp(3.5rem, 11vw, 7rem);
  line-height: 0.75;
}

.legal-card p {
  margin: 0 0 1em;
}

.back-link {
  margin-top: 2rem;
  width: 3rem;
  padding-inline: 0;
  font-size: 1.5rem;
}

@media (max-width: 43.75rem) {
  .site-header {
    padding-top: 5.2rem;
  }

  .site-header h1 {
    font-size: clamp(3.7rem, 20vw, 8rem);
    line-height: 0.72;
  }

  .site-header p {
    max-width: 23ch;
    font-size: clamp(1.1rem, 6vw, 1.8rem);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .section-toggle {
    font-size: clamp(2.2rem, 12vw, 4rem);
  }

  .ascii-bouncer,
  .bouncer-toggle {
    display: none;
  }

  .image-overlay {
    opacity: 0.45;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .site-footer {
    justify-content: stretch;
  }

  .site-footer a {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .background-video {
    display: none;
  }

  .image-overlay {
    opacity: 1;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .ascii-bouncer,
  .bouncer-toggle,
  .random-symbol {
    display: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}