* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    linear-gradient(rgba(5, 20, 45, 0.75), rgba(5, 20, 45, 0.85)),
    url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
  color: #fff;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.card {
  max-width: 720px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 28px;
  padding: 48px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 13px;
  color: #ffd166;
  font-weight: bold;
}

h1 {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  margin: 18px 0;
}

.subtitle {
  font-size: 20px;
  line-height: 1.6;
  color: #eef4ff;
}

.question {
  margin: 32px 0 18px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  font-size: 22px;
  font-weight: bold;
}

.signup-form {
  display: grid;
  gap: 14px;
}

input {
  width: 100%;
  padding: 16px 18px;
  border-radius: 14px;
  border: none;
  font-size: 16px;
}

button {
  padding: 16px 20px;
  border: none;
  border-radius: 14px;
  background: #ffd166;
  color: #102033;
  font-size: 17px;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background: #ffbd3d;
}

.small {
  margin-top: 18px;
  font-size: 14px;
  color: #dce7f7;
}