style.css

html, body {
  margin: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top, #1b1f3b, #0a0c16);
  font-family: Inter, system-ui, sans-serif;
}

.container {
  width: 94%;
  height: 94%;
  margin: auto;
  margin-top: 3%;
  border-radius: 20px;
  overflow: hidden;
  backdrop-filter: blur(20px);
  background: rgba(255,255,255,0.07);
  box-shadow: 0 0 80px rgba(120,140,255,0.45);
}

iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.2em;
  color: #fff;
  background: rgba(0,0,0,0.6);
  transition: opacity 0.6s ease;
}

.loader.hidden {
  opacity: 0;
}