/* FsLemming — shared "Lemmings spirit" theme.
   Purely cosmetic: every element the F# code touches keeps its id and type, so
   this can't break the Fable constructs. Palette: green hair, blue body, earthy
   panels, dark sky. */

:root {
  --sky: #14141f;
  --panel: #21243a;
  --panel-edge: #3a3f63;
  --green: #19d152;
  --green-dark: #0c6e2c;
  --ink: #e8eaff;
  --muted: #9aa0c8;
  --danger: #ff5555;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 1.5rem 1rem 3rem;
  font-family: "Lucida Console", "DejaVu Sans Mono", "Courier New", monospace;
  line-height: 1.5;
  color: var(--ink);
  background: radial-gradient(circle at 50% -20%, #2c3160 0%, var(--sky) 55%) fixed;
  min-height: 100vh;
}

.wrap { max-width: 1000px; margin: 0 auto; }

h1 {
  margin: 0 0 0.25rem;
  font-size: 1.9rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--green);
  text-shadow: 0 2px 0 #07351a, 0 0 14px rgba(25, 209, 82, 0.35);
}

p { color: var(--muted); max-width: 70ch; }
a { color: var(--green); text-decoration: none; }
a:hover { color: #7fe6ff; text-decoration: underline; }
code { color: #ffd86b; }

/* Canvases — keep the chunky pixels; frame them like a cabinet. */
canvas { image-rendering: pixelated; display: block; background: var(--sky); }

#game {
  width: 720px; max-width: 100%; height: auto;  /* 3x of 240x150; shrinks on small screens, keeps ratio */
  border: 3px solid var(--panel-edge); border-radius: 4px;
  box-shadow: 0 0 0 4px var(--panel), 0 10px 28px rgba(0, 0, 0, 0.55);
  cursor: crosshair;                       /* signals the canvas is clickable */
  touch-action: none;                      /* let the F# handlers own touch/drag */
}

#map {
  width: 192px; max-width: 100%; height: auto;  /* 1x of 192x96 */
  margin-top: 0.6rem;
  border: 2px solid var(--panel-edge); border-radius: 3px;
  cursor: pointer;
}

#edit {
  width: 960px; max-width: 100%; height: auto;  /* 2x of 480x150 */
  border: 3px solid var(--panel-edge); border-radius: 4px;
  box-shadow: 0 0 0 4px var(--panel);
  cursor: crosshair;
  touch-action: none;
}

/* Panels for the HUD and control rows. */
.hud, .controls {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 6px;
  padding: 0.55rem 0.8rem;
  margin: 0.6rem 0;
}

.hud { font-weight: bold; letter-spacing: 1px; }
#hud-level { color: var(--green); }
#hud-status { color: #ffcc33; }

label { color: var(--muted); margin-right: 0.5rem; }

/* Chunky raised buttons. */
button {
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--ink);
  background: linear-gradient(#3c4168, #2a2e4a);
  border: 1px solid #4a4f7a;
  border-bottom-width: 3px;
  border-radius: 5px;
  padding: 0.35rem 0.7rem;
  margin: 0.2rem 0.3rem 0.2rem 0;
  cursor: pointer;
}
/* A link styled as a button (e.g. the "Open Level Editor" link). */
a.btn {
  display: inline-block;
  text-decoration: none;
  color: #042310;
  background: linear-gradient(var(--green), var(--green-dark));
  border: 1px solid #0a5a24;
  border-bottom-width: 3px;
  border-radius: 5px;
  padding: 0.4rem 0.8rem;
}
a.btn:hover { color: #042310; filter: brightness(1.08); }

button:hover { background: linear-gradient(#474d78, #313657); }
button:active { transform: translateY(1px); border-bottom-width: 1px; }

/* Out-of-stock skill: grayed-out text + icon so it reads as unavailable. */
button.empty { color: var(--muted); opacity: 0.55; }
button.empty .ic { filter: grayscale(1); opacity: 0.6; }

/* The currently selected skill. */
button.selected {
  outline: 2px solid var(--green);
  outline-offset: 1px;
  box-shadow: 0 0 10px rgba(25, 209, 82, 0.6);
}

/* Tiny sprite icon: a 16x16 window into lemmings.png (row 0 = first skin tone).
   The element clips to 16x16, showing one frame. Used on skill buttons AND the
   editor's inventory labels. */
.ic {
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: middle;
  margin-right: 4px;
  image-rendering: pixelated;
  background: url(lemmings.png) no-repeat 0 0;
}
button .n { vertical-align: middle; }

.ic-digger { background-position: -96px 0; }   /* dig0  (col 6) */
.ic-basher { background-position: -128px 0; }  /* bash0 (col 8) */
.ic-miner { background-position: -160px 0; }   /* mine0 (col 10) */
.ic-blocker { background-position: -192px 0; } /* block0 (col 12) */
.ic-builder { background-position: -224px 0; } /* build0 (col 14) */
.ic-climber { background-position: -256px 0; } /* climb0 (col 16) */
.ic-floater { background-position: -288px 0; } /* float0 (col 18) */
.ic-bomber { background-position: 0 0; }       /* walk0 (col 0) */

/* Action buttons pop green; the nuke is danger-red. */
#next, #export, #save {
  background: linear-gradient(var(--green), var(--green-dark));
  border-color: #0a5a24;
  color: #042310;
}
#nuke {
  background: linear-gradient(var(--danger), #b02020);
  border-color: #7a1414;
  color: #fff;
}

/* Inputs / selects / textarea. */
select, input, textarea {
  font-family: inherit;
  color: var(--ink);
  background: #15172a;
  border: 1px solid var(--panel-edge);
  border-radius: 4px;
  padding: 0.25rem 0.4rem;
}
input[type="number"] { width: 4rem; }
input[type="file"] { padding: 0.15rem; }

textarea {
  width: 960px; max-width: 100%;
  height: 8rem;
  margin-top: 0.5rem;
  font-family: monospace;
}

/* ---- Mobile / touch screens ------------------------------------------------
   Bigger tap targets (>=44px tall) and roomier spacing so the controls are
   usable with a thumb. The canvases already shrink to fit via max-width above. */
@media (max-width: 640px) {
  body { padding: 1rem 0.6rem 2.5rem; }
  .wrap { max-width: 100%; }
  h1 { font-size: 1.5rem; letter-spacing: 2px; }

  .hud, .controls { padding: 0.7rem; }

  /* Chunky, finger-sized buttons. */
  button, a.btn {
    font-size: 1rem;
    min-height: 44px;
    padding: 0.6rem 0.9rem;
    margin: 0.25rem 0.35rem 0.25rem 0;
  }

  /* Larger skill icons to match the bigger buttons. Scale the rendered 16x16
     box so the sprite-sheet offsets stay valid. */
  .ic { transform: scale(1.4); transform-origin: left center; margin-right: 10px; }

  /* Roomier form fields. */
  select, input, textarea { font-size: 1rem; padding: 0.45rem 0.5rem; min-height: 44px; }
  input[type="number"] { width: 4.5rem; }
}