* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: #0a0a0c;
  background-image: radial-gradient(circle at center, rgba(255, 191, 0, 0.03) 0%, rgba(0, 0, 0, 0) 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  color: #ffffff;
}

.glass-prompt {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 191, 0, 0.4);
  border-radius: 12px;
  padding: 20px 40px;
  font-size: 1.5rem;
  font-weight: 600;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(255, 191, 0, 0.05);
  color: #e1e1e6;
  text-align: center;
  letter-spacing: 1px;
}

#insert {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.key {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  /* The signature amber accent line */
  border-top: 3px solid #ffbf00; 
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  font-size: 20px;
  font-weight: bold;
  padding: 25px;
  margin: 20px 15px;
  min-width: 160px;
  color: #ffffff;
  position: relative;
}

.key small {
  position: absolute;
  top: -30px;
  left: 0;
  width: 100%;
  text-align: center;
  color: #a0a0a5;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.key span {
  color: #ffbf00;
  text-shadow: 0 0 15px rgba(255, 191, 0, 0.4);
  font-size: 2rem;
  margin-top: 5px;
  letter-spacing: 1px;
}