@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/inter/v20/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI6fMZg.ttf) format('truetype');
}

:root {
  color-scheme: light;
  --unit: min(0.083333333vw, 0.111111111svh);
  --text: #2e2e2e;
  --icon: #8d8d8b;
  --muted: #858587;
  --surface: #f4f4f4;
  --radius: calc(131 * var(--unit));
  --gap: calc(26 * var(--unit));
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --arrive: cubic-bezier(0.16, 1, 0.3, 1);
}

body {
  margin: 0;
  min-block-size: 100svh;
  overflow: hidden;
  background: linear-gradient(#fefefe, #8d8d8d);
}

canvas {
  position: fixed;
  inset: 0;
  inline-size: 100%;
  block-size: 100%;
  pointer-events: none;
}

.upload {
  position: absolute;
  inset-inline-start: 50%;
  inset-block-start: calc(50% + 14 * var(--unit));
  display: grid;
  place-items: center;
  box-sizing: border-box;
  inline-size: calc(636 * var(--unit));
  block-size: calc(262 * var(--unit));
  padding: 0;
  border: calc(6 * var(--unit)) solid #b3b6c0;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: 500 calc(88 * var(--unit)) / 1 Inter, Arial, sans-serif;
  letter-spacing: calc(-1.75 * var(--unit));
  transform: translate(-50%, -50%);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.upload.ready {
  border-color: transparent;
  background: transparent;
}

.prompt {
  display: flex;
  align-items: center;
  gap: var(--gap);
  transition: opacity 180ms var(--ease), transform 220ms var(--ease), visibility 220ms;
}

.prompt > span {
  -webkit-text-stroke: calc(0.5 * var(--unit)) currentColor;
}

.prompt > svg {
  flex: none;
  inline-size: calc(104 * var(--unit));
  block-size: calc(104 * var(--unit));
  color: var(--icon);
  transform: translateX(calc(3.5 * var(--unit))) scaleY(1.04);
}

.prompt > span,
.prompt > svg {
  transition: transform 180ms var(--ease), opacity 180ms var(--ease);
}

.upload:hover:not(:disabled) {
  color: #222;
}

.upload:hover:not(:disabled) .prompt > svg {
  color: #7c7c7a;
}

.upload:active:not(:disabled) .prompt > span {
  transform: translateY(calc(2 * var(--unit)));
}

.upload:active:not(:disabled) .prompt > svg {
  transform: translate(calc(3.5 * var(--unit)), calc(2 * var(--unit))) scaleY(1.04);
}

.upload:focus-visible {
  outline: calc(3 * var(--unit)) solid #555963;
  outline-offset: calc(10 * var(--unit));
}

.upload:disabled {
  cursor: default;
}

.upload:disabled:not([data-state="reading"]) > span {
  opacity: 0.4;
}

.file-view {
  position: absolute;
  inset-inline: calc(52 * var(--unit));
  display: grid;
  grid-template-columns: calc(72 * var(--unit)) minmax(0, 1fr) calc(54 * var(--unit));
  align-items: center;
  gap: calc(26 * var(--unit));
  visibility: hidden;
  opacity: 0;
  transform: translateY(calc(20 * var(--unit)));
  transition: opacity 220ms var(--ease), transform 250ms var(--arrive), visibility 250ms;
}

.file-mark {
  inline-size: 100%;
  block-size: calc(90 * var(--unit));
  overflow: visible;
  color: #939397;
}

.paper {
  fill: #fbfbfb;
}

.fold {
  fill: #e9e9eb;
}

.ink {
  opacity: 0.58;
  transform-box: fill-box;
  transform-origin: left center;
}

.file-copy {
  min-inline-size: 0;
  display: grid;
  gap: calc(12 * var(--unit));
  text-align: start;
}

.filename {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: max(13px, calc(44 * var(--unit)));
  line-height: 1.2;
  letter-spacing: calc(-1.5 * var(--unit));
  unicode-bidi: plaintext;
}

.file-meta {
  position: relative;
  display: block;
  overflow: hidden;
  block-size: max(14px, calc(34 * var(--unit)));
  color: var(--muted);
  font-size: max(11px, calc(25 * var(--unit)));
  line-height: max(14px, calc(34 * var(--unit)));
  letter-spacing: calc(-0.25 * var(--unit));
}

.detail,
.change {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: opacity 180ms var(--ease), transform 220ms var(--arrive);
}

.change {
  position: absolute;
  inset: 0;
  color: #55565a;
  opacity: 0;
  transform: translateY(100%);
}

.seal {
  display: grid;
  place-items: center;
  color: #676a70;
}

.seal > svg {
  inline-size: 100%;
  block-size: calc(54 * var(--unit));
  overflow: visible;
}

.seal-ring {
  opacity: 0;
  transform: scale(0.82);
  transform-origin: 12px 12px;
  transition: opacity 250ms var(--ease), transform 250ms var(--arrive);
}

.waiting {
  color: #aaaab0;
  transform-origin: 12px 12px;
  transition: opacity 160ms var(--ease), transform 200ms var(--ease);
}

.check,
.failure {
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 180ms var(--ease), transform 250ms var(--arrive);
}

.upload:not([data-state="idle"]) .prompt {
  visibility: hidden;
  opacity: 0;
  transform: translateY(calc(-22 * var(--unit))) scale(0.98);
}

.upload:not([data-state="idle"]) .file-view {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  transition-delay: 100ms;
}

.upload[data-state="reading"] .file-mark {
  animation: receive-file 250ms 100ms var(--arrive) both;
}

.upload[data-state="reading"] .filename {
  animation: receive-name 250ms 140ms var(--arrive) both;
}

.upload[data-state="reading"] .detail {
  animation: receive-name 250ms 180ms var(--arrive) both;
}

.upload[data-state="reading"] .ink {
  animation: write-line 220ms 240ms var(--arrive) both;
}

.upload[data-state="reading"] .ink:nth-of-type(4) {
  animation-delay: 290ms;
}

.upload[data-state="reading"] .ink:nth-of-type(5) {
  animation-delay: 340ms;
}

.upload:is([data-state="complete"], [data-state="error"]) .waiting {
  opacity: 0;
  transform: scaleX(0.25);
}

.upload:is([data-state="complete"], [data-state="error"]) .seal-ring {
  opacity: 0.38;
  transform: scale(1);
}

.upload[data-state="complete"] .check,
.upload[data-state="error"] .failure {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 70ms;
}

.upload[data-state="complete"]:is(:hover, :focus-visible):not(:disabled) .detail {
  opacity: 0;
  transform: translateY(-100%);
}

.upload[data-state="complete"]:is(:hover, :focus-visible):not(:disabled) .change {
  opacity: 1;
  transform: translateY(0);
}

.upload:active:not(:disabled) .file-view {
  transform: translateY(calc(2 * var(--unit)));
}

.status {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@keyframes receive-file {
  from {
    opacity: 0;
    transform: translateY(calc(20 * var(--unit))) rotate(-8deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(0);
  }
}

@keyframes receive-name {
  from {
    opacity: 0;
    transform: translateY(calc(14 * var(--unit)));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes write-line {
  from {
    opacity: 0;
    transform: scaleX(0.2);
  }
  to {
    opacity: 0.58;
    transform: scaleX(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .upload,
  .upload * {
    animation: none;
    transition: none;
  }
}