:root {
  --bg-1: #ffd1e7;
  --bg-2: #fff1f8;
  --pink-1: #ff2f7b;
  --pink-2: #ff6aa6;
  --pink-3: #ff9cc9;
  --text: #3a2130;
  --muted: rgba(58, 33, 48, 0.7);
  --card: rgba(255, 255, 255, 0.62);
  --card-border: rgba(255, 47, 123, 0.22);
  --shadow: rgba(255, 47, 123, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Poppins, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1100px circle at 15% 10%, rgba(255, 47, 123, 0.23), transparent 55%),
    radial-gradient(900px circle at 85% 25%, rgba(255, 156, 201, 0.42), transparent 60%),
    linear-gradient(180deg, var(--bg-1), var(--bg-2));
  overflow-x: hidden;
}

.wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 28px 16px;
}

.card {
  position: relative;
  width: min(560px, 100%);
  padding: 26px 22px 20px;
  border-radius: 22px;
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: 0 24px 70px var(--shadow);
  backdrop-filter: blur(10px);
}

.badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  background: linear-gradient(135deg, var(--pink-1), var(--pink-2));
  padding: 7px 10px;
  border-radius: 999px;
  box-shadow: 0 12px 20px rgba(255, 47, 123, 0.22);
}

.title {
  text-align: center;
  padding-top: 18px;
}

.mini {
  font-size: 14px;
  color: var(--muted);
}

.headline {
  margin: 6px 0 4px;
  font-family: Pacifico, cursive;
  font-weight: 400;
  letter-spacing: 0.2px;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.05;
  background: linear-gradient(135deg, var(--pink-1), var(--pink-2), var(--pink-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.divider {
  height: 1px;
  margin: 18px auto 16px;
  width: 70%;
  background: linear-gradient(90deg, transparent, rgba(255, 47, 123, 0.3), transparent);
}

.hint {
  margin: 0;
  text-align: center;
  color: var(--muted);
}

.btn {
  display: block;
  margin: 14px auto 0;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
  color: white;
  font-weight: 600;
  font-size: 15px;
  background: linear-gradient(135deg, var(--pink-1), var(--pink-2));
  box-shadow: 0 14px 24px rgba(255, 47, 123, 0.25);
  transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 30px rgba(255, 47, 123, 0.28);
  filter: saturate(1.05);
}

.btn:active {
  transform: translateY(0);
}

.btnSmall {
  padding: 10px 14px;
  font-size: 14px;
  margin: 0;
}

.btnGhost {
  background: rgba(255, 255, 255, 0.55);
  color: var(--text);
  border: 1px solid rgba(255, 47, 123, 0.18);
  box-shadow: none;
}

.btnGhost:hover {
  box-shadow: 0 12px 18px rgba(255, 47, 123, 0.14);
}

.message {
  margin-top: 12px;
  padding: 0 10px;
  text-align: center;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(6px);
  transition: max-height 400ms ease, opacity 300ms ease, transform 300ms ease;
}

.card.is-open .message {
  max-height: 380px;
  opacity: 1;
  transform: translateY(0);
}

.msg {
  margin: 8px 0 10px;
  font-size: 16px;
  color: rgba(58, 33, 48, 0.88);
  white-space: pre-wrap;
}

.sign {
  margin: 0 0 4px;
  font-weight: 600;
  color: rgba(58, 33, 48, 0.78);
}

.settings {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 47, 123, 0.14);
}

.settings summary {
  cursor: pointer;
  font-weight: 600;
  color: rgba(58, 33, 48, 0.82);
}

.form {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: rgba(58, 33, 48, 0.85);
}

.form input,
.form textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 47, 123, 0.16);
  padding: 10px 12px;
  font: inherit;
  background: rgba(255, 255, 255, 0.74);
  outline: none;
}

.form textarea {
  resize: vertical;
}

.form input:focus,
.form textarea:focus {
  border-color: rgba(255, 47, 123, 0.35);
  box-shadow: 0 0 0 4px rgba(255, 47, 123, 0.11);
}

.formActions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tiny {
  margin: 0;
  font-size: 12px;
  color: rgba(58, 33, 48, 0.65);
  word-break: break-word;
}

.noscript {
  margin-top: 16px;
  text-align: center;
  color: rgba(58, 33, 48, 0.7);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  background: rgba(58, 33, 48, 0.86);
  color: rgba(255, 255, 255, 0.92);
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease, transform 150ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(-2px);
}

.hearts {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.heart {
  position: absolute;
  left: var(--left);
  bottom: -40px;
  width: var(--size);
  height: var(--size);
  opacity: var(--opacity);
  animation: floatUp var(--duration) linear infinite;
  animation-delay: var(--delay);
  transform: rotate(45deg);
  background: rgba(255, 47, 123, 0.9);
  border-radius: 3px;
}

.heart::before,
.heart::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: inherit;
  border-radius: 50%;
}

.heart::before {
  left: -50%;
}

.heart::after {
  top: -50%;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) rotate(45deg);
    filter: blur(0);
  }

  100% {
    transform: translateY(-120vh) rotate(45deg);
    filter: blur(0.6px);
  }
}

.confetti {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.confetti .burstHeart {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  transform: rotate(45deg);
  background: rgba(255, 47, 123, 0.9);
  border-radius: 2px;
  animation: burst 700ms ease-out forwards;
}

.confetti .burstHeart::before,
.confetti .burstHeart::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: inherit;
  border-radius: 50%;
}

.confetti .burstHeart::before {
  left: -50%;
}

.confetti .burstHeart::after {
  top: -50%;
}

@keyframes burst {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(45deg) scale(0.8);
  }

  15% {
    opacity: 0.9;
  }

  100% {
    opacity: 0;
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) rotate(45deg)
      scale(1.1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .heart,
  .confetti .burstHeart {
    animation: none;
  }

  .btn {
    transition: none;
  }

  .message {
    transition: none;
  }
}