:root {
  --bg: #0e0f13;
  --tile: #1b1d24;
  --ring: #7dd3fc;
  --ink: #e6e8ee;
  --muted: #8b90a0;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  overflow: hidden;
}

#stage {
  position: fixed;
  inset: 0;
  overflow: hidden;
  touch-action: none;
  user-select: none;
}

#stage.blocked {
  pointer-events: none;
}

#world {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(0, 0);
  transition: transform .5s cubic-bezier(.22, 1, .36, 1);
  will-change: transform;
}

.tile {
  position: absolute;
  border-radius: 6px;
  background: var(--tile);
  box-shadow: 0 2px 10px rgba(0, 0, 0, .45);
  cursor: pointer;
  transition: box-shadow .2s;
}
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 6px; }
.tile.lock { animation: lock .5s cubic-bezier(.22, 1, .36, 1); }
.dropzone { position: absolute; cursor: pointer; }
.preview {
  position: absolute;
  opacity: .35;
  pointer-events: none;
  border-radius: 6px;
  box-shadow: 0 0 0 2px rgba(125, 211, 252, .5);
  transition: opacity .15s;
}
.preview.hot { opacity: .85; }
.preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 6px;
}
.preview.loading img { visibility: hidden; }
.preview .spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 28px;
  height: 28px;
  border: 3px solid rgba(255, 255, 255, .25);
  border-top-color: rgba(125, 211, 252, .9);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  display: none;
}
.preview.slow .spinner { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }

@keyframes lock {
  0%   { transform: scale(.2); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.tile.current {
  box-shadow: 0 0 0 2px var(--ring), 0 0 26px 2px rgba(125, 211, 252, .4);
}

.nav {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.nav-zone {
  position: absolute;
  pointer-events: auto;
}
.nav-zone-N { top: 0; left: 0; width: 100%; height: 30%; }
.nav-zone-S { bottom: 0; left: 0; width: 100%; height: 30%; }
.nav-zone-E { top: 30%; right: 0; width: 30%; height: 40%; }
.nav-zone-W { top: 30%; left: 0; width: 30%; height: 40%; }

.nav-edge {
  position: absolute;
  background: linear-gradient(rgba(255, 255, 255, .9), rgba(125, 211, 252, .55));
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s, filter .15s;
}
.nav-zone-N .nav-edge { top: 4px; left: 6px; right: 6px; height: 3px; border-radius: 2px; }
.nav-zone-S .nav-edge { bottom: 4px; left: 6px; right: 6px; height: 3px; border-radius: 2px; }
.nav-zone-E .nav-edge { right: 4px; top: 6px; bottom: 6px; width: 3px; border-radius: 2px; }
.nav-zone-W .nav-edge { left: 4px; top: 6px; bottom: 6px; width: 3px; border-radius: 2px; }
.nav-zone:hover .nav-edge {
  opacity: 1;
  filter: drop-shadow(0 0 8px rgba(125, 211, 252, .9));
}

@media (hover: none) {
  #stage {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
  }
  .nav-zone-N { height: 25%; }
  .nav-zone-S { height: 25%; }
  .nav-zone-E { top: 26%; height: 48%; width: 25%; }
  .nav-zone-W { top: 26%; height: 48%; width: 25%; }
  .nav-edge {
    opacity: 1;
    filter: drop-shadow(0 0 6px rgba(125, 211, 252, .45));
  }
  .nav-zone:active .nav-edge {
    filter: drop-shadow(0 0 12px rgba(125, 211, 252, 1));
  }
}

#import-state {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 14px;
  text-align: center;
  padding: 24px;
  pointer-events: auto;
}
#import-state[hidden] { display: none; }

.direct-hint {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--muted);
}
.direct-hint a {
  color: var(--ring);
  text-decoration: none;
  border-bottom: 1px solid rgba(125, 211, 252, .3);
}
.direct-hint a:hover { border-bottom-color: var(--ring); }

#file {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
  opacity: 0;
}
#import-state h1 { margin: 0; font-size: 44px; font-weight: 300; letter-spacing: .18em; }
#import-state h1 .dot { color: var(--ring); }
#import-state p { max-width: 34ch; color: var(--muted); margin: 0; font-size: 15px; line-height: 1.6; }
/* app.css?v=38 */
#start {
  margin-top: 10px;
  padding: 10px 34px;
  font-size: 15px;
  letter-spacing: .12em;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
#start:hover { border-color: var(--ring); background: rgba(125, 211, 252, .08); }

#import {
  margin-top: 14px;
  position: relative;
  z-index: 11;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 22px;
  font-size: 14px;
  letter-spacing: .06em;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .4s, transform .4s, border-color .15s, background .15s;
}
#import:not([hidden]) { opacity: 1; transform: translateY(0); }
#import svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
#import:hover { border-color: var(--ring); background: rgba(125, 211, 252, .08); }
#import.busy {
  border-color: var(--ring);
  color: var(--ring);
  pointer-events: none;
  animation: pulse 1.1s ease-in-out infinite;
}
#import[hidden] { display: none; }

@keyframes pulse {
  0%, 100% { opacity: .55; }
  50%      { opacity: 1; }
}

#drop {
  position: fixed;
  inset: 0;
  z-index: 9;
  display: grid;
  place-content: center;
  background: rgba(14, 15, 19, .82);
  border: 2px dashed rgba(125, 211, 252, .55);
  color: var(--ink);
  font-size: 16px;
  letter-spacing: .1em;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .15s, visibility .15s;
}
#drop.show { opacity: 1; visibility: visible; pointer-events: auto; }

#toast {
  position: fixed;
  right: 18px;
  bottom: 72px;
  z-index: 8;
  max-width: 46ch;
  padding: 9px 15px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
  background: rgba(14, 15, 19, .94);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity .2s, visibility .2s, transform .2s;
}
#toast.show { opacity: 1; visibility: visible; pointer-events: auto; }
#toast.err { border-color: rgba(248, 113, 113, .6); color: #fca5a5; }

#progress {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  min-width: 280px;
  max-width: 70vw;
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 10px;
  background: rgba(14, 15, 19, .95);
}
#progress[hidden] { display: none; }
#progress-track {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, .12);
  overflow: hidden;
}
#progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 3px;
  background: var(--ring);
  transition: width .15s ease;
}
#progress.indeterminate #progress-fill {
  width: 40%;
  animation: progress-slide 1.1s linear infinite;
}
@keyframes progress-slide {
  0%   { transform: translateX(-110%); }
  100% { transform: translateX(360%); }
}
#progress-text {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  #world { transition: none; }
  .tile.lock { animation: none; }
  #upload.busy { animation: none; }
}