* {
    box-sizing: border-box;
}

:root {
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
    overscroll-behavior: none; 
}

body {
    background: #000;
    overflow: hidden;
    touch-action: none;
    font-family: system-ui, sans-serif;
}

/* Fullscreen canvas via CSS; JS sets the bitmap size + DPR */
#game {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    display: block;
      touch-action: none;                /* disable browser gestures on canvas */

}

/* UI */
#ui {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  width: min(96vw, 960px);
  display: flex;
  flex-wrap: wrap;                   /* allow wrapping on mobile */
  gap: 8px 12px;
  align-items: center;
  justify-content: center;
  z-index: 15;                       /* above canvas */
  pointer-events: none;              /* keep UI transparent except stats/buttons */
}


.stats {
  pointer-events: auto;              /* buttons clickable */
  background: rgba(0,0,0,.6);
  padding: .35rem .65rem;
  border: 1px solid #444;
  border-radius: 6px;
  display: flex;
  gap: .8rem;
  align-items: center;
}

.stats button {
  cursor: pointer;
  background: #222;
  color: #eee;
  border: 1px solid #555;
  padding: .25rem .6rem;
  border-radius: 4px;
}

.meter {
    position: relative;
    width: 220px;
    height: 16px;
    background: #111;
    border: 1px solid #444;
    border-radius: 8px;
    overflow: hidden;
    pointer-events: none;
}

.meter-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #551111, #d11d1d, #ff8800, #ffff55);
    transition: width .15s linear;
}

.meter span {
    position: absolute;
    width: 100%;
    text-align: center;
    font-size: 11px;
    line-height: 16px;
    color: #fff;
    text-shadow: 0 0 3px #000;
}
.meter span { font-size: 11px; line-height: 16px; }

/* Start overlay */
.overlay {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: radial-gradient(ellipse at center, rgba(0, 0, 0, .85), rgba(0, 0, 0, .95));
    z-index: 20;
}

.panel {
    background: rgba(20, 20, 20, .85);
    border: 1px solid #444;
    border-radius: 10px;
    padding: 1rem 1.2rem;
    width: min(90vw, 420px);
    text-align: center;
    color: #eee;
}

.panel h1 {
    margin: .2rem 0 .6rem;
    font-size: 1.4rem;
}

.panel .buttons {
    display: grid;
    gap: .5rem;
    margin: .6rem 0;
}

.panel button {
    background: #262626;
    color: #eee;
    border: 1px solid #555;
    padding: .6rem .8rem;
    border-radius: 8px;
    cursor: pointer;
}

.panel .hint {
    color: #aaa;
}

/* Tiny corner controls if kept */
#audioControls {
    position: fixed;
    bottom: 12px;
    left: 12px;
    z-index: 10;
    background: rgba(0, 0, 0, .6);
    padding: .4rem .6rem;
    border: 1px solid #444;
    border-radius: 6px;
}

#audioControls button {
    background: #222;
    color: #eee;
    border: 1px solid #555;
    border-radius: 4px;
    padding: .25rem .6rem;
}

body {
    margin: 0;
    background: #050505;
    color: #eee;
    font-family: system-ui, sans-serif;
    overflow: hidden;
}

/* Small screens: shrink meter & fonts, ensure good fit */
@media (max-width: 600px) {
  #ui { gap: 6px 8px; }
  .meter { width: 160px; height: 14px; }
  .meter span { font-size: 10px; line-height: 14px; }
  .stats { font-size: 12px; }
  .stats button { padding: .22rem .5rem; font-size: 12px; }
}

/* Start overlay / audio controls should sit above UI */
.overlay { z-index: 20; }
#audioControls { z-index: 18; }