body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-main);
  height: 100%;
  height: 100dvh;
  overflow: hidden;
}

#emoji-app {
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  padding: clamp(12px, 3vw, 24px);
  position: relative;
}

.emoji-arena {
  background:
    radial-gradient(circle at 20% 20%, var(--page-glow-yellow), transparent 45%),
    radial-gradient(circle at 80% 80%, var(--page-glow-blue), transparent 45%),
    var(--arena-bg);
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  height: 100%;
  overflow: hidden;
  position: relative;
  width: 100%;
}

.emoji-bubble {
  align-items: center;
  background: var(--bg-surface-translucent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2.5px solid var(--border-medium);
  border-radius: 50%;
  box-shadow: var(--shadow-soft), inset 0 2px 6px rgba(255, 255, 255, 0.2);
  cursor: pointer;
  display: flex;
  font-size: clamp(1.8rem, min(7vw, 12vh), 4.4rem);
  height: clamp(62px, min(12vw, 16vh), 108px);
  justify-content: center;
  position: absolute;
  transform: translate(-50%, -50%);
  transition: transform 120ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 120ms ease;
  width: clamp(62px, min(12vw, 16vh), 108px);
}

.emoji-bubble:hover {
  border-color: var(--accent-pink);
  box-shadow: 0 12px 28px var(--accent-pink-glow);
}

.emoji-bubble:active {
  transform: translate(-50%, -50%) scale(0.9);
}

.emoji-target-badge {
  align-items: center;
  background: var(--bg-surface);
  border: 2px solid var(--accent-pink);
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px var(--accent-pink-glow);
  color: var(--text-primary);
  display: flex;
  font-size: clamp(0.74rem, 1.8vw, 0.85rem);
  font-weight: 800;
  gap: 12px;
  left: 50%;
  max-width: 90%;
  padding: 8px 20px;
  position: absolute;
  top: 16px;
  transform: translateX(-50%);
  z-index: 2;
}

.emoji-target-badge strong {
  font-size: 2.2rem;
  line-height: 1;
}

.emoji-target-badge .target-label {
  color: var(--badge-text);
  font-size: 0.78rem;
  letter-spacing: 0.5px;
}

.emoji-target-badge .score-label {
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 800;
  background: var(--bg-card-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.emoji-target-badge .time-label {
  color: var(--accent-yellow);
  font-size: 0.82rem;
  font-weight: 800;
}

.arena-feedback {
  bottom: 24px;
  color: var(--text-primary);
  font-size: clamp(0.95rem, 2vw, 1.25rem);
  font-weight: 900;
  left: 50%;
  min-height: 28px;
  position: absolute;
  text-align: center;
  transform: translateX(-50%);
  width: 90%;
  z-index: 2;
}

#best {
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 800;
  background: var(--bg-card-subtle);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  align-self: center;
  border: 1px solid var(--border-subtle);
}

.start-button {
  align-self: center;
  background: linear-gradient(135deg, var(--accent-pink) 0%, #FA5252 100%);
  border: none;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 24px var(--accent-pink-glow);
  color: white;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.2px;
  margin-inline: auto;
  min-height: 56px;
  padding: 12px 32px;
  transition: transform 180ms ease, box-shadow 180ms ease;
  width: min(300px, 80vw);
}

.start-button:hover,
.start-button:focus-visible {
  box-shadow: 0 14px 32px var(--accent-pink-glow);
  outline: none;
  transform: translateY(-3px);
}

.start-button:active {
  transform: translateY(1px) scale(0.98);
}

.emoji-bubble.decorative-bubble {
  cursor: default;
  opacity: 0.35;
  pointer-events: none;
}

@media (max-width: 640px) {
  #emoji-app {
    padding: 12px;
  }
  .emoji-target-badge {
    top: 10px;
    padding: 6px 14px;
  }
}