:root {
  --world-black: #101010;
  --world-concrete: #d4d0c5;
  --world-concrete-dark: #a9a399;
  --world-ink: #34332f;
  --world-muted: rgba(52, 51, 47, 0.62);
  --world-line: rgba(52, 51, 47, 0.16);
  --world-panel-bg: rgba(246, 244, 239, 0.92);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body.world-page {
  margin: 0;
  overflow: hidden;
  background: #dedbd2;
  color: var(--world-ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

a,
button {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--world-ink);
  outline-offset: 4px;
}

.world-stage,
#world-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
}

#world-canvas {
  display: block;
  cursor: grab;
  touch-action: none;
}

.world-stage[data-moving="true"] #world-canvas {
  cursor: progress;
}

.world-brand,
.world-exit {
  position: fixed;
  z-index: 10;
  top: clamp(18px, 3vw, 34px);
  color: var(--world-ink);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.world-brand {
  left: clamp(18px, 3vw, 34px);
}

.world-exit {
  right: clamp(18px, 3vw, 34px);
}

.world-brand:hover,
.world-exit:hover,
.world-panel__close:hover,
.world-entry button:hover,
.world-nav button:hover {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.world-entry {
  position: fixed;
  left: clamp(22px, 5vw, 72px);
  bottom: clamp(36px, 8vw, 96px);
  z-index: 8;
  display: grid;
  gap: 22px;
  width: min(440px, calc(100vw - 44px));
  padding: 0;
  background: transparent;
  text-align: left;
}

.world-entry[hidden] {
  display: none;
}

.world-entry p,
.world-panel > p:first-of-type {
  margin: 0;
  color: var(--world-muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.world-entry h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(52px, 8vw, 104px);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.94;
}

.world-entry button {
  justify-self: start;
  width: fit-content;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  padding: 0 0 6px;
  color: var(--world-ink);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.world-hint {
  position: fixed;
  z-index: 7;
  left: clamp(22px, 4vw, 42px);
  bottom: clamp(24px, 4vw, 42px);
  margin: 0;
  color: var(--world-muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
  line-height: 1.55;
  opacity: 0;
  text-transform: uppercase;
  transition: opacity 800ms ease;
}

.world-hint[data-visible="true"] {
  opacity: 1;
}

.world-hint[hidden] {
  display: none;
}

.world-hint__touch {
  display: none;
}

.world-panel {
  position: fixed;
  z-index: 9;
  top: 92px;
  right: clamp(18px, 4vw, 56px);
  width: min(360px, calc(100vw - 36px));
  display: grid;
  gap: 18px;
  padding: 18px;
  background: var(--world-panel-bg);
  color: var(--world-ink);
}

.world-panel[hidden] {
  display: none;
}

.world-panel__close {
  justify-self: end;
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--world-muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.world-panel h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 400;
  line-height: 0.98;
}

.world-panel p {
  margin: 0;
}

.world-panel p[data-panel-subtitle],
.world-panel p[data-panel-intro] {
  color: var(--world-muted);
  font-size: 15px;
  line-height: 1.55;
}

.world-panel dl {
  display: grid;
  gap: 0;
  margin: 8px 0;
  border-top: 1px solid var(--world-line);
}

.world-panel dl div {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--world-line);
}

.world-panel dt {
  color: var(--world-muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.world-panel dd {
  margin: 0;
  color: var(--world-ink);
  font-size: 14px;
  line-height: 1.35;
}

.world-nav {
  position: fixed;
  right: clamp(18px, 4vw, 56px);
  bottom: clamp(22px, 3.8vw, 42px);
  z-index: 8;
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--world-ink);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
}

.world-nav[hidden] {
  display: none;
}

.world-nav button {
  border: 0;
  background: transparent;
  padding: 0 0 6px;
  border-bottom: 1px solid currentColor;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
}

.world-nav button:disabled {
  cursor: default;
  opacity: 0.32;
  text-decoration: none;
}

.world-nav span {
  min-width: min(34vw, 210px);
  color: var(--world-muted);
  text-align: center;
}

@media (max-width: 760px) {
  .world-brand,
  .world-exit {
    top: 18px;
  }

  .world-panel {
    top: auto;
    right: 18px;
    bottom: 92px;
    left: 18px;
    width: auto;
    max-height: 44svh;
    overflow: auto;
    background: var(--world-panel-bg);
  }

  .world-panel h2 {
    max-width: 12ch;
    font-size: 36px;
  }

  .world-panel dl div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .world-entry {
    left: 22px;
    right: 22px;
    bottom: 34px;
    width: auto;
  }

  .world-entry h1 {
    max-width: 8ch;
    font-size: 56px;
  }

  .world-hint {
    right: 22px;
    bottom: 92px;
  }

  .world-hint__desktop {
    display: none;
  }

  .world-hint__touch {
    display: inline;
  }

  .world-nav {
    right: 22px;
    bottom: 26px;
    left: 22px;
    justify-content: space-between;
    gap: 12px;
  }

  .world-nav span {
    min-width: 0;
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

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