/* ===========================================================
   Blocky World — Creative Mode
   A chunky, Minecraft-flavoured UI.
   =========================================================== */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #87ceeb;
  font-family: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  color: #fff;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  touch-action: none;
}

#game {
  position: fixed;
  inset: 0;
  z-index: 0;
}
#game canvas { display: block; }

/* ---------- Crosshair ---------- */
#crosshair {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 28px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 0 3px #000;
  pointer-events: none;
  z-index: 5;
}

/* ---------- Vitals (health + food) ---------- */
#vitals {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 6;
  pointer-events: none;
}
.bar-row {
  display: flex;
  gap: 2px;
  margin-bottom: 4px;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.6));
}
.pip {
  font-size: 20px;
  line-height: 1;
}

/* ---------- Top buttons ---------- */
#top-buttons {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 7;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.menu-btn {
  font: inherit;
  font-size: 14px;
  padding: 8px 10px;
  background: rgba(30, 30, 30, 0.7);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  cursor: pointer;
}
.menu-btn:active { background: rgba(80, 80, 80, 0.8); }

/* ---------- Hand display ---------- */
#hand-display {
  position: fixed;
  bottom: 96px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  background: rgba(0, 0, 0, 0.45);
  padding: 4px 12px;
  border-radius: 14px;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
#hand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 18px;
}
.swatch {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0, 0, 0, 0.5);
  border-radius: 3px;
  display: inline-block;
}

/* ---------- Hotbar ---------- */
#hotbar {
  position: fixed;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.35);
  padding: 5px;
  border-radius: 8px;
}
.slot {
  position: relative;
  width: 52px;
  height: 52px;
  background: rgba(180, 180, 180, 0.25);
  border: 3px solid rgba(40, 40, 40, 0.6);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 26px;
}
.slot.selected {
  border-color: #fff;
  box-shadow: 0 0 8px #fff;
}
.slot .count {
  position: absolute;
  right: 3px;
  bottom: 1px;
  font-size: 13px;
  font-weight: bold;
  text-shadow: 1px 1px 0 #000, -1px 1px 0 #000, 1px -1px 0 #000, -1px -1px 0 #000;
}
.slot .swatch {
  width: 30px;
  height: 30px;
}

/* ---------- On-screen controls ---------- */
.ctrl-btn {
  font: inherit;
  font-weight: bold;
  color: #fff;
  background: rgba(20, 20, 20, 0.55);
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.ctrl-btn:active { background: rgba(120, 120, 120, 0.7); }

#move-controls {
  position: fixed;
  left: 14px;
  bottom: 80px;
  z-index: 7;
  display: flex;
  align-items: center;
  gap: 8px;
}
#move-controls .turn { width: 64px; height: 64px; font-size: 30px; }
#move-controls .fwd { width: 74px; height: 74px; font-size: 34px; }

#action-controls {
  position: fixed;
  right: 14px;
  bottom: 80px;
  z-index: 7;
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 8px;
}
#action-controls .ctrl-btn {
  width: 86px;
  height: 56px;
  font-size: 15px;
}
#action-controls .jump { background: rgba(40, 90, 160, 0.65); }
#action-controls .place { background: rgba(40, 130, 70, 0.65); }
#action-controls .mine { background: rgba(150, 90, 30, 0.65); }
#action-controls .eat { background: rgba(160, 40, 50, 0.65); }

/* ---------- Toast message ---------- */
#toast {
  position: fixed;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9;
  background: rgba(0, 0, 0, 0.75);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 15px;
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
  max-width: 80%;
  text-align: center;
}
#toast.show { opacity: 1; }

/* ---------- Panels / overlays ---------- */
.panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.panel-overlay.hidden { display: none; }

.panel {
  background: #c8c8c8;
  color: #222;
  border: 4px solid #555;
  border-radius: 10px;
  padding: 18px 22px;
  max-width: 540px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}
.panel h1 { margin: 0 0 4px; text-align: center; }
.panel h2 { margin: 0 0 8px; text-align: center; }
.panel .hint { text-align: center; color: #555; margin: 0 0 12px; font-size: 14px; }
.panel .subtitle { text-align: center; color: #555; margin: 0 0 16px; }

.big-btn {
  font: inherit;
  font-size: 16px;
  font-weight: bold;
  padding: 12px 16px;
  width: 100%;
  margin: 6px 0;
  background: #6a9a4a;
  color: #fff;
  border: 3px solid #3f5f2c;
  border-radius: 8px;
  cursor: pointer;
}
.big-btn:hover { background: #79ab57; }
.big-btn:active { background: #5a8a3c; }
.close-btn { background: #888; border-color: #555; margin-top: 14px; }
.close-btn:hover { background: #999; }

/* ---------- Inventory grid ---------- */
.inv-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}
.inv-grid .slot { width: 100%; height: 58px; }
.inv-grid .slot .swatch { width: 32px; height: 32px; }

/* ---------- Crafting ---------- */
.recipe-list { display: flex; flex-direction: column; gap: 10px; }
.recipe {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #e2e2e2;
  border: 2px solid #999;
  border-radius: 8px;
  padding: 8px 10px;
}
.recipe .result-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  flex: none;
}
.recipe .result-icon .swatch { width: 30px; height: 30px; }
.recipe .recipe-info { flex: 1; }
.recipe .recipe-info .r-name { font-weight: bold; }
.recipe .recipe-info .r-cost { font-size: 13px; color: #555; }
.recipe .craft-go {
  font: inherit;
  font-weight: bold;
  padding: 10px 14px;
  background: #6a9a4a;
  color: #fff;
  border: 2px solid #3f5f2c;
  border-radius: 8px;
  cursor: pointer;
  flex: none;
}
.recipe .craft-go:disabled {
  background: #aaa;
  border-color: #888;
  cursor: not-allowed;
}

/* ---------- Start & death panels ---------- */
.start-panel { max-width: 600px; }
.start-buttons { margin-bottom: 12px; }
.instructions {
  background: #e2e2e2;
  border: 2px solid #999;
  border-radius: 8px;
  padding: 10px 14px;
}
.instructions h3 { margin: 4px 0 8px; }
.instructions ul { margin: 0; padding-left: 20px; }
.instructions li { margin-bottom: 5px; font-size: 14px; line-height: 1.35; }

.death-panel { max-width: 380px; text-align: center; }
.death-panel h1 { color: #a01b1b; }
.death-panel p { color: #333; margin-bottom: 14px; }

/* Hide controls while a panel is open */
body.menu-open #move-controls,
body.menu-open #action-controls,
body.menu-open #hand-display,
body.menu-open #crosshair { display: none; }