:root {
  color-scheme: dark;
  font-family: "Inter", system-ui, sans-serif;
  background: radial-gradient(circle at top, rgba(255, 255, 255, 0.08), transparent 30%),
    radial-gradient(circle at 25% 20%, rgba(255, 120, 185, 0.18), transparent 25%),
    linear-gradient(180deg, #090b16 0%, #0d1334 55%, #070814 100%);
  color: #f6f7ff;
  overflow: hidden;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

#stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
  text-align: center;
  z-index: 1;
}

.hero-panel {
  position: relative;
  width: min(100%, 760px);
  padding: clamp(30px, 4vw, 48px);
  border-radius: 32px;
  background: rgba(9, 11, 22, 0.76);
  box-shadow: 0 24px 80px rgba(1, 6, 20, 0.42);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.eyebrow {
  margin: 0 0 18px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(235, 235, 255, 0.72);
  font-size: 0.85rem;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.subtitle {
  margin: 0 auto 28px;
  max-width: 780px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(245, 246, 255, 0.85);
  min-height: 3.4rem;
}

button {
  font: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.25s ease;
}

button:hover,
button:focus-visible {
  transform: translateY(-2px);
}

.primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 16px 32px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #ff76c0, #8f5dff);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(255, 106, 188, 0.24);
}

#card {
  margin-top: 32px;
  padding: 28px;
  border-radius: 28px;
  background: rgba(12, 16, 43, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  max-width: 520px;
  text-align: left;
  animation: fadeIn 0.7s ease both;
}

#card h2 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3rem);
}

#card p {
  margin: 0 0 24px;
  color: rgba(244, 244, 255, 0.88);
  line-height: 1.8;
}

.choices {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.yes,
.no {
  min-width: 140px;
  padding: 14px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
}

.yes {
  background: #ff5da3;
  color: #fff;
}

.no {
  background: rgba(255, 255, 255, 0.08);
  color: #f5f6ff;
}

.hidden {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

#card,
.primary,
.yes,
.no {
  will-change: transform, opacity;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255, 196, 233, 0.14), transparent 16%),
    radial-gradient(circle at 80% 20%, rgba(149, 131, 255, 0.12), transparent 12%),
    radial-gradient(circle at 50% 80%, rgba(109, 234, 255, 0.08), transparent 18%);
  pointer-events: none;
  z-index: 0;
}