:root {
  color-scheme: dark;
  font-family: "Trebuchet MS", Arial, sans-serif;
  background: #10222c;
  color: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 208, 79, 0.18), transparent 32rem),
    linear-gradient(135deg, #10222c 0%, #183943 48%, #14252d 100%);
}

.site-header {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px max(16px, 3vw);
  border-bottom: 2px solid #ffd04f;
  background: #071116;
  font-family: monospace;
}

.site-header button, .donation-dialog button {
  border: 2px solid #ffd04f;
  border-radius: 4px;
  padding: 9px 14px;
  background: #152832;
  color: #fff;
  font: 800 12px monospace;
  cursor: pointer;
}

.page-shell {
  display: grid;
  min-height: calc(100vh - 54px);
  place-items: center;
  padding: 16px;
}

#game-container {
  width: min(100%, 960px);
  aspect-ratio: 16 / 9;
  border: 4px solid #ffd04f;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  image-rendering: pixelated;
}

.donation-dialog {
  width: min(92vw, 480px);
  border: 3px solid #ffd04f;
  border-radius: 4px;
  padding: 24px;
  background: #071116;
  color: #fff;
  text-align: center;
}
.donation-dialog::backdrop { background: #02070acc; }
.donation-dialog h2 { margin: 4px 0 12px; }
.dialog-label { color: #ffd04f; font: 800 12px monospace; }
.alias-box { display: grid; gap: 5px; margin: 20px 0; padding: 14px; border: 1px solid #55c7ea; background: #0e252f; }
.alias-box span { color: #8eb0bc; font: 10px monospace; }
.alias-box strong { color: #fff09a; font: 800 22px monospace; overflow-wrap: anywhere; }

canvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}