*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --background-rgb: 45, 45, 45;
  --vignette-strength: 0.55;
  --gallery-motion-blur: 0px;
  --gallery-motion-spread: 0px;
  --gallery-motion-direction-x: 0px;
  --gallery-motion-direction-y: 0px;
  --debug-surface: rgba(16, 16, 16, 0.84);
  --debug-border: rgba(255, 255, 255, 0.08);
  --debug-copy: rgba(255, 255, 255, 0.78);
  --debug-muted: rgba(255, 255, 255, 0.46);
  --debug-accent: rgba(255, 255, 255, 0.92);
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: rgb(var(--background-rgb));
  color-scheme: dark;
}

#loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgb(var(--background-rgb));
  opacity: 1;
  transition: opacity 0.6s ease;
}

#loading-overlay.loading-overlay--hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-overlay__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

#loading-animation {
  display: block;
  width: clamp(220px, 28vw, 320px);
  max-width: 100%;
  aspect-ratio: 8 / 5;
}

.loading-overlay__caption {
  font-family: "Cormorant Garant", Georgia, serif;
  font-size: 14px;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.52);
}

#canvas {
  position: fixed;
  inset: 0;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  overflow: hidden;
}

#canvas.dragging {
  cursor: grabbing;
}

#world {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: 0 0;
  filter: blur(var(--gallery-motion-blur));
  backface-visibility: hidden;
  will-change: transform;
}

.photo {
  position: absolute;
  contain: layout style;
  -webkit-touch-callout: none;
  transform: translate3d(
    calc(
      var(--photo-motion-radial-x, 0) * var(--gallery-motion-spread) +
        var(--gallery-motion-direction-x)
    ),
    calc(
      var(--photo-motion-radial-y, 0) * var(--gallery-motion-spread) +
        var(--gallery-motion-direction-y)
    ),
    0
  );
}

.photo img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px;
  box-shadow:
    0 6px 48px rgba(0, 0, 0, 0.7),
    0 1px 4px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, 14px, 0);
  transition:
    opacity 0.6s ease var(--photo-intro-delay, 0s),
    transform 0.5s ease var(--photo-intro-delay, 0s);
}

.photo--revealed img.loaded {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.photo--meta-pressing img {
  transform: scale(1.2);
}

#metadata-dock {
  position: fixed;
  bottom: 24px;
  left: 50%;
  z-index: 25;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  width: fit-content;
  max-width: calc(100vw - 32px);
  min-height: 48px;
  padding: 8px 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.68);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(14px);
  transform: translate3d(-50%, 0, 0);
  opacity: 1;
  pointer-events: none;
  transition:
    opacity 0.24s ease,
    transform 0.28s ease;
}

#metadata-dock.metadata-dock--hidden {
  opacity: 0;
  transform: translate3d(-50%, calc(100% + 24px), 0);
}

.metadata-dock__title,
.metadata-dock__date {
  min-width: 0;
  display: block;
  white-space: nowrap;
  font-family: "Source Code Pro", "Courier New", monospace;
  line-height: 1.18;
}

.metadata-dock__title {
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: min(540px, calc(100vw - 220px));
  font-size: 18px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
}

.metadata-dock__date {
  flex-shrink: 0;
  font-size: 16px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.72);
}

#vignette {
  position: fixed;
  inset: 0;
  background: radial-gradient(
    ellipse at 50% 50%,
    transparent 30%,
    rgba(0, 0, 0, var(--vignette-strength)) 100%
  );
  pointer-events: none;
  z-index: 10;
}

#ui-label {
  position: fixed;
  top: 24px;
  left: 28px;
  right: 28px;
  width: stretch;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  pointer-events: none;
}

.ui-label__token-pill,
.ui-label__text-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.62);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.ui-label__token-pill {
  padding-inline: 16px;
}

.ui-label__text-pill {
  padding-inline: 20px;
  font-family: "Source Code Pro", "Courier New", monospace;
  font-weight: 400;
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0;
  color: rgba(255, 255, 255, 0.82);
}

.ui-label__token {
  display: block;
  width: 64px;
  height: 36px;
  flex-shrink: 0;
  opacity: 0.88;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.26));
}

.ui-label__text {
  display: block;
}

#debug-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 40;
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.72);
  color: rgba(255, 255, 255, 0.78);
  font-family: "Cormorant Garant", Georgia, serif;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(14px);
  transition:
    background 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

#debug-toggle:hover,
#debug-toggle:focus-visible {
  background: rgba(18, 18, 18, 0.88);
  color: rgba(255, 255, 255, 0.96);
  border-color: rgba(255, 255, 255, 0.3);
  outline: none;
}

#debug-panel {
  position: fixed;
  top: 62px;
  right: 16px;
  width: min(340px, calc(100vw - 32px));
  max-height: calc(100vh - 78px);
  z-index: 35;
  padding: 16px;
  border: 1px solid var(--debug-border);
  border-radius: 18px;
  background: var(--debug-surface);
  color: var(--debug-copy);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(24px);
  overflow: auto;
  transform: translateX(calc(100% + 20px));
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.32s ease,
    opacity 0.32s ease;
}

#debug-panel.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.debug-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.debug-panel__title {
  font-family: "Cormorant Garant", Georgia, serif;
  font-size: 18px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.94);
}

.debug-panel__subtitle {
  margin-top: 4px;
  font-family: "Cormorant Garant", Georgia, serif;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--debug-muted);
}

.debug-panel__collapse {
  border: 0;
  background: transparent;
  color: var(--debug-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.debug-panel__form {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.debug-panel__group {
  display: grid;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.debug-panel__group:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.debug-panel__group-title {
  font-family: "Cormorant Garant", Georgia, serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
}

.debug-control {
  display: grid;
  gap: 7px;
}

.debug-control__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.debug-control__label {
  color: rgba(255, 255, 255, 0.82);
}

.debug-control__value {
  color: var(--debug-muted);
}

.debug-control__hint {
  font-size: 11px;
  line-height: 1.4;
  color: var(--debug-muted);
}

.debug-control input[type="range"] {
  width: 100%;
  accent-color: rgba(255, 255, 255, 0.88);
}

.debug-control--checkbox {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.debug-control--checkbox .debug-control__top {
  display: grid;
  gap: 4px;
}

.debug-control--checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: rgba(255, 255, 255, 0.88);
}

.debug-panel__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 4px;
}

.debug-panel__button {
  min-height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.86);
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background 0.24s ease,
    border-color 0.24s ease;
}

.debug-panel__button:hover,
.debug-panel__button:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.24);
  outline: none;
}

.debug-panel__note {
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--debug-muted);
}

.debug-panel__color-preview {
  width: 100%;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  background: rgb(var(--background-rgb));
}

@media (hover: hover) and (pointer: fine) {
  #canvas:not(.dragging) .photo {
    z-index: 0;
  }

  #canvas:not(.dragging) .photo img {
    transform-origin: 50% 50%;
    transition:
      opacity 0.6s ease var(--photo-intro-delay, 0s),
      transform 0.25s ease,
      box-shadow 0.25s ease;
  }

  #canvas:not(.dragging) .photo:hover {
    z-index: 2;
  }

  #canvas:not(.dragging) .photo:hover img {
    transform: scale(1.2);
    box-shadow:
      0 16px 64px rgba(0, 0, 0, 0.76),
      0 4px 14px rgba(0, 0, 0, 0.42);
  }
}

@media (max-width: 720px) {
  #ui-label {
    left: 20px;
    gap: 10px;
  }

  .ui-label__token-pill,
  .ui-label__text-pill {
    height: 48px;
  }

  .ui-label__token-pill {
    padding-inline: 14px;
  }

  .ui-label__text-pill {
    padding-inline: 18px;
    font-size: 20px;
  }

  .ui-label__token {
    width: 60px;
    height: 30px;
  }

  #metadata-dock {
    bottom: 20px;
    width: fit-content;
    max-width: calc(100vw - 24px);
    min-height: 56px;
    padding: 14px 18px;
  }

  .metadata-dock__title {
    max-width: calc(100vw - 156px);
    font-size: 20px;
  }

  .metadata-dock__date {
    font-size: 16px;
  }

  #debug-toggle {
    top: 16px;
    right: 16px;
  }

  #debug-panel {
    top: 58px;
    right: 12px;
    left: 12px;
    width: auto;
    max-height: calc(100vh - 70px);
  }
}

@media (prefers-reduced-motion: reduce) {
  #metadata-dock {
    transition-duration: 0.18s;
  }

  #loading-overlay {
    transition-duration: 0.18s;
  }

  #debug-panel,
  .photo img,
  .photo-meta {
    transition-duration: 0.18s;
  }

  .photo {
    transform: translate3d(0, 0, 0);
  }

  .photo img,
  .photo--revealed img.loaded {
    transform: none;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}