:root {
  --ink: #1f2430;
  --muted: #525a68;
  --glass: rgba(255, 255, 255, 0.7);
  --line: rgba(255, 255, 255, 0.45);
  --yes-a: #ff746b;
  --yes-b: #ff9376;
  --no-a: #0f7b5f;
  --no-b: #16a276;
  --retry-a: #3d5069;
  --retry-b: #5a708f;
  --bg-a: #fff7ed;
  --bg-b: #ffe9d8;
  --bg-c: #ffd6c8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 18px;
  background: linear-gradient(135deg, var(--bg-a), var(--bg-b) 45%, var(--bg-c));
  color: var(--ink);
  font-family: "IBM Plex Sans KR", sans-serif;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(6px);
  opacity: 0.55;
  animation: drift 10s ease-in-out infinite;
}

.orb-a {
  width: 280px;
  height: 280px;
  background: #ffd9c2;
  top: -60px;
  left: -40px;
}

.orb-b {
  width: 240px;
  height: 240px;
  background: #ffd5e0;
  right: -70px;
  top: 18%;
  animation-delay: -2.5s;
}

.orb-c {
  width: 300px;
  height: 300px;
  background: #ffe7b8;
  bottom: -100px;
  left: 25%;
  animation-delay: -5s;
}

.card {
  width: min(96vw, 760px);
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(14px);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(44, 28, 22, 0.16);
  padding: clamp(22px, 4vw, 36px);
  position: relative;
  text-align: center;
}

.kicker {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--muted);
}

.title {
  margin: 8px 0 12px;
  font-family: "Playfair Display", serif;
  font-size: clamp(1rem, 3.4vw, 2.4rem);
  line-height: 1.1;
  white-space: nowrap;
}

.sub {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: clamp(0.92rem, 2.2vw, 1.02rem);
}

.status {
  min-height: 56px;
  display: grid;
  place-items: center;
  margin-bottom: 12px;
}

.counter {
  margin: 0;
  font-weight: 700;
  color: #2d3b4f;
  font-size: 0.95rem;
}

.toast {
  margin: 6px 0 0;
  font-size: 0.9rem;
  color: #3f4958;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 999px;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 26px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.14);
  touch-action: manipulation;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-yes {
  position: fixed;
  left: 24px;
  top: 24px;
  z-index: 20;
  background: linear-gradient(135deg, var(--yes-a), var(--yes-b));
  pointer-events: none;
  user-select: none;
}

.btn-yes.hidden,
.btn-retry.hidden {
  display: none;
}

.btn-no {
  background: linear-gradient(135deg, var(--no-a), var(--no-b));
}

.btn-retry {
  background: linear-gradient(135deg, var(--retry-a), var(--retry-b));
}

.btn-no.pulse {
  animation: attractPulse 320ms ease;
}

.card.is-confirmed {
  animation: settle 420ms ease;
}

.confetti {
  position: absolute;
  width: 8px;
  height: 10px;
  border-radius: 2px;
  top: 50%;
  left: 50%;
  pointer-events: none;
  opacity: 0;
  animation: pop 880ms ease forwards;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(14px, -18px) scale(1.04); }
}

@keyframes pop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(0deg) scale(0.5);
  }
  15% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) rotate(var(--rot));
  }
}

@keyframes settle {
  0% { transform: translateY(0); }
  35% { transform: translateY(-5px); }
  100% { transform: translateY(0); }
}

@keyframes attractPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.04); }
  100% { transform: scale(1); }
}

@media (max-width: 560px) {
  .btn {
    font-size: 0.95rem;
    padding: 11px 22px;
  }

  .title {
    font-size: clamp(0.9rem, 4.6vw, 1.3rem);
  }
}