/* Simple full-viewport layout */
html,body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: #111;
  color: #eee;
}
#controls {
  position: fixed;
  left: 12px;
  top: 12px;
  z-index: 1000;
  display: flex;
  gap: 8px;
  align-items: center;
  background: rgba(0,0,0,0.5);
  padding: 8px;
  border-radius: 8px;
  backdrop-filter: blur(6px);
}
#controls input[type="text"]{
  width: 360px;
  max-width: 40vw;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
  color: #fff;
}
#controls button{
  padding: 8px 10px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  background: #0b84ff;
  color: #fff;
}
#frame-container {
  height: 100%;
  width: 100%;
  display: block;
  position: absolute;
  inset: 0;
}
iframe#gameframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #000;
}