/* Root typography scale variables (mobile-first). Adjust --font-scale for global tuning */
:root {
  --font-scale: 1;
  --font-size-base: calc(16px * var(--font-scale));
  --font-size-sm: calc(0.875 * var(--font-size-base));
  --font-size-md: var(--font-size-base);
  --font-size-lg: calc(1.25 * var(--font-size-base));
  --font-size-xl: calc(1.5 * var(--font-size-base));
  --safe-area-inset-top: env(safe-area-inset-top, 0px);
  --safe-area-inset-right: env(safe-area-inset-right, 0px);
  --safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);
  --safe-area-inset-left: env(safe-area-inset-left, 0px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: var(--safe-area-inset-top) var(--safe-area-inset-right)
    var(--safe-area-inset-bottom) var(--safe-area-inset-left);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  font-size: var(--font-size-base); /* scalable default */
  color: rgba(255, 255, 255, 0.87);
  background-color: #0f0f0f;
  /* Prevent overscroll bounce on iOS */
  overflow: hidden;
  width: 100vw;
  min-height: 100vh;
  min-height: 100dvh;
  /* Disable text selection */
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  /* Disable callouts on iOS */
  -webkit-touch-callout: none;
  /* Disable highlighting */
  -webkit-tap-highlight-color: transparent;
}

#app {
  width: 100vw;
  min-height: 100vh;
  min-height: 100dvh;
}

/* Ensure game container is always visible and properly sized */
#game-container {
  /* Force the container to be visible */
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100vw;
  min-height: 100vh;
  min-height: 100dvh;
}

canvas {
  display: block;
  touch-action: none;
}