* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: linear-gradient(to bottom, #02045b, #113285, #fffdff);
  font-family: 'Quicksand', sans-serif;
  color: #fefeff;
  overflow: hidden;
}
html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

.card {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#bg-canvas, #fx-canvas {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 0;
}
.card { 
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 50px 20px;
}
h1 {
  font-family: 'Quicksand', cursive;
  font-size: 3rem;
  color: #f1eff0;
}
h2 {
  font-family: 'Quicksand', cursive;
  font-size: 2rem;
  color: #1c0379;
}
.message {
  background: linear-gradient(145deg, #ffffffdd, #f0f4ffcc);
  border-radius: 24px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
  padding: 32px 36px;
  max-width: 600px;
  margin: 40px auto;
  text-align: center;
  color: #2c2c54;
  font-size: 1.15rem;
  line-height: 1.8;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}

.message:hover {
  transform: scale(1.015);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.2);
}


#press-btn {
  padding: 12px 24px;
  font-size: 1.2em;
  background-color: #e9f1f6;
  color: #1e1f5f;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  margin-top: 10px;
  transition: transform 0.2s ease;
  max-width: 200px;
  margin: 16px auto;
  width: 100%;
  font-family: "思源柔黑体", "霞鹜文楷", "Alibaba PuHuiTi", "Microsoft YaHei", sans-serif;
}
#press-btn:hover {
  background-color: #c0ebd7;
  transform: scale(1.05);
}

#press-btn {
  touch-action: manipulation;
}