:root {
  color-scheme: dark;
  --night: #0e2938;
  --cream: #efd8bd;
  --muted: rgba(239, 216, 189, 0.58);
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--night);
}

body {
  color: var(--cream);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  -webkit-font-smoothing: antialiased;
}

.cafe-shell {
  position: fixed;
  inset: 0;
  isolation: isolate;
  background: var(--night);
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
  cursor: grab;
  touch-action: none;
}

canvas:active { cursor: grabbing; }
canvas.is-interactive,
canvas.is-interactive:active { cursor: pointer; }

.grain {
  position: absolute;
  inset: -30%;
  z-index: 2;
  pointer-events: none;
  opacity: 0.055;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.72'/%3E%3C/svg%3E");
}

.loading {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-content: center;
  gap: 0.8rem;
  background: var(--night);
  color: var(--muted);
  font-size: 0.67rem;
  letter-spacing: 0.13em;
  text-align: center;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

.loading.is-complete {
  opacity: 0;
  visibility: hidden;
}

.loading i {
  position: relative;
  display: block;
  width: 9rem;
  height: 1px;
  overflow: hidden;
  background: rgba(239, 216, 189, 0.14);
}

.loading i::after {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--progress, 0%);
  background: var(--cream);
  content: "";
  transition: width 0.2s ease;
}

.credits {
  position: fixed;
  z-index: 5;
  left: 50%;
  bottom: max(1rem, env(safe-area-inset-bottom));
  display: flex;
  align-items: center;
  gap: 0.55rem;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: clamp(0.58rem, 0.72vw, 0.7rem);
  letter-spacing: 0.035em;
  white-space: nowrap;
}

.credits a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.22em;
  transition: color 0.18s ease;
}

.credits a:hover,
.credits a:focus-visible {
  color: var(--cream);
  text-decoration: underline;
  outline: none;
}

.directions {
  position: fixed;
  z-index: 5;
  top: max(1rem, env(safe-area-inset-top));
  left: max(1rem, env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.18rem;
  max-width: min(34rem, calc(100vw - 2rem));
  color: rgba(239, 216, 189, 0.48);
  font-size: clamp(0.53rem, 0.65vw, 0.64rem);
  letter-spacing: 0.025em;
  line-height: 1.5;
  pointer-events: none;
}

.directions kbd {
  padding: 0.08rem 0.3rem;
  border: 1px solid rgba(239, 216, 189, 0.25);
  border-radius: 0.2rem;
  background: rgba(239, 216, 189, 0.06);
  color: rgba(239, 216, 189, 0.68);
  font: inherit;
}

@media (max-width: 700px) {
  .directions {
    right: 1rem;
    align-items: center;
    text-align: center;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
}