* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #ffd6dd, #ffc1cc);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
}

/* Card */
.card {
  position: relative;
  width: 340px;
  margin: 80px auto;
  padding: 30px 20px 80px;
  background: #ffe3e8;
  border-radius: 26px;
  text-align: center;
  box-shadow: 0 30px 60px rgba(0,0,0,0.15);
}

/* Text */
h1 {
  font-size: 1.4rem;
  margin-bottom: 20px;
}

/* GIF */
img {
  width: 220px;
  border-radius: 18px;
  margin-bottom: 20px;
}

/* Buttons */
button {
  height: 44px;
  padding: 0 22px;
  border-radius: 22px;
  border: none;
  font-size: 15px;
  cursor: pointer;
  position: absolute;
}

#yesBtn {
  background: #ff5b77;
  color: white;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
}

#noBtn {
  background: #aaa;
  color: white;
  left: 60%;
  bottom: 20px;
}

/* Floating hearts */
.hearts {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.heart {
  position: absolute;
  font-size: 18px;
  animation: floatUp linear forwards;
}

@keyframes floatUp {
  from { transform: translateY(0); opacity: 1; }
  to   { transform: translateY(-120vh); opacity: 0; }
}