```css
* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  display: grid;
  place-items: center;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 20px;

  background:
    radial-gradient(circle at 20% 20%, #ffd6e8, transparent 30%),
    radial-gradient(circle at 80% 10%, #c7e8ff, transparent 35%),
    radial-gradient(circle at 50% 90%, #ffe7b8, transparent 35%),
    linear-gradient(135deg, #f8f4ff, #fff7ef);
}

.bg-orb {
  position: fixed;
  width: 280px;
  height: 280px;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.55;
  z-index: 0;
}

.orb-one {
  background: #ff9ecb;
  top: 12%;
  left: 12%;
}

.orb-two {
  background: #8bd3ff;
  bottom: 12%;
  right: 10%;
}

.glass-card {
  position: relative;
  z-index: 1;

  width: min(100%, 430px);

  padding: 34px;
  border-radius: 34px;
  text-align: center;

  background: rgba(255, 255, 255, 0.42);

  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);

  border: 1px solid rgba(255, 255, 255, 0.65);

  box-shadow:
    0 25px 70px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.badge {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;

  font-size: 13px;
  font-weight: 600;

  color: #5b3b2e;

  background: rgba(255, 255, 255, 0.45);

  border: 1px solid rgba(255, 255, 255, 0.55);
}

h1 {
  margin: 20px 0 8px;
  font-size: 38px;
  letter-spacing: -1.2px;
  color: #2c2523;
}

.subtitle {
  margin: 0 0 24px;
  color: rgba(44, 37, 35, 0.7);
}

.input-wrap {
  padding: 4px;
  border-radius: 18px;

  background: rgba(255, 255, 255, 0.38);

  border: 1px solid rgba(255, 255, 255, 0.55);
}

input {
  width: 100%;
  padding: 15px;

  border: none;
  outline: none;

  border-radius: 15px;

  background: rgba(255, 255, 255, 0.55);

  font-size: 16px;
  text-align: center;
}

button {
  width: 100%;
  margin-top: 16px;
  padding: 15px;

  border: none;
  border-radius: 18px;

  font-size: 16px;
  font-weight: 700;

  cursor: pointer;

  color: white;

  background:
    linear-gradient(135deg, #ff7a59, #ff4f8b);

  box-shadow:
    0 12px 28px rgba(255, 79, 139, 0.32);

  transition:
    transform 0.15s ease,
    opacity 0.15s ease;
}

button:hover {
  transform: translateY(-1px);
}

button:active {
  transform: scale(0.99);
}

#message {
  min-height: 20px;
  color: #b00020;
  font-weight: 600;
}

/* MOBILE */

@media (max-width: 600px) {
  body {
    padding: 16px;
  }

  .glass-card {
    width: 100%;
    padding: 28px 22px;
    border-radius: 28px;
  }

  h1 {
    font-size: 30px;
  }

  .subtitle {
    font-size: 15px;
  }

  .bg-orb {
    width: 200px;
    height: 200px;
  }

  .orb-one {
    top: 5%;
    left: -20%;
  }

  .orb-two {
    bottom: 5%;
    right: -20%;
  }

  input,
  button {
    font-size: 16px;
  }
}
```