/* 全屏自适应：H5 铺满视口；PC 宽屏两侧 common_bg COVER，主内容保持 504×920 */
html {
  -ms-touch-action: none;
  width: 100%;
  height: 100%;
  height: 100dvh;
  min-height: 100%;
  min-height: -webkit-fill-available;
  margin: 0;
  padding: 0;
  background-color: #111111;
  background-image: url("./assets/common_bg.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  background-attachment: fixed;
  overflow: hidden;
}

body, canvas, div {
  display: block;
  outline: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);

  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -khtml-user-select: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

body {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  min-height: -webkit-fill-available;
  padding: 0;
  border: 0;
  margin: 0;

  cursor: default;
  color: #888;
  background-color: transparent;
  background-image: url("./assets/common_bg.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  background-attachment: fixed;

  text-align: center;
  font-family: Helvetica, Verdana, Arial, sans-serif;
  overflow: hidden;
}

canvas {
  background-color: rgba(0, 0, 0, 0);
  display: block;
}

/* 强制 GameDiv 铺满，避免引擎 letterbox 留下黑条 */
#GameDiv {
  position: absolute !important;
  left: 0 !important;
  top: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  transform: none !important;
  background-color: transparent;
  overflow: hidden;
}

#Cocos3dGameContainer,
#GameCanvas {
  position: absolute !important;
  left: 0 !important;
  top: 0 !important;
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  background-color: transparent;
}

:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}