/* Roguelike Dungeon Crawler */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, sans-serif;
  background: #1a1d29;
  color: #e8eaed;
  display: flex;
  align-items: center;
  justify-content: center;
}

.game-wrap {
  text-align: center;
  padding: 1rem;
  position: relative;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  font-weight: 600;
}

.hud {
  margin: 0 0 0.25rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hud-item {
  color: #9aa0a6;
}

.hud-item strong {
  color: #e8eaed;
}

.health-bar-wrap {
  width: 200px;
  height: 12px;
  margin: 0 auto 0.5rem;
  background: #252936;
  border-radius: 4px;
  overflow: hidden;
}

.health-bar {
  height: 100%;
  width: 100%;
  background: #7caf5e;
  transition: width 0.15s;
}

.health-bar.low {
  background: #d9655c;
}

#game-canvas {
  display: block;
  margin: 0 auto;
  background: #111;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.hint {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: #9aa0a6;
}

.msg-log {
  margin: 0.5rem auto 0;
  max-width: 640px;
  min-height: 2.5rem;
  font-size: 0.8rem;
  color: #9aa0a6;
  text-align: left;
}

.overlay {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(30, 36, 51, 0.95);
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  min-width: 200px;
}

.overlay.hidden {
  display: none;
}

.overlay-msg {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

.btn {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background: #252936;
  color: #e8eaed;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover {
  background: #2e3344;
}

.inventory-panel {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(30, 36, 51, 0.98);
  padding: 1.5rem;
  border-radius: 8px;
  min-width: 260px;
  text-align: left;
}

.inventory-panel.hidden {
  display: none;
}

.inventory-panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.inventory-panel ul {
  margin: 0 0 0.5rem;
  padding-left: 1.25rem;
  list-style: none;
}

.inventory-panel li {
  padding: 0.25rem 0;
  cursor: pointer;
  border-radius: 4px;
}

.inventory-panel li:hover {
  background: rgba(255, 255, 255, 0.08);
}

.inv-hint {
  margin: 0;
  font-size: 0.8rem;
  color: #9aa0a6;
}