.bubbles-section {
  background: linear-gradient(180deg, #eef6ff, #f7fbff);
}

.bubbles-math-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr);
  gap: 28px;
  align-items: stretch;
}

.bubbles-mascot-card,
.bubbles-chat-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
}

.bubbles-mascot-card {
  display: grid;
  gap: 18px;
  align-content: center;
  text-align: center;
}

.bubbles-mascot {
  width: min(260px, 100%);
  margin: 0 auto;
  display: block;
  filter: drop-shadow(0 18px 28px rgba(49, 87, 213, 0.18));
}

.bubbles-speaking {
  animation: bubblesTalk 0.7s ease-in-out infinite alternate;
}

.bubbles-voice-status,
.bubbles-chat-card small {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

.bubbles-answer {
  background: #eefcff;
  border-left: 6px solid var(--accent);
  border-radius: 18px;
  padding: 18px;
  font-weight: 800;
  color: var(--text);
}

.bubbles-quick-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}

.bubbles-quick-buttons button {
  background: #eaf0ff;
  color: var(--primary);
  border: 2px solid rgba(49, 87, 213, 0.12);
  box-shadow: none;
}

.bubbles-question-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin: 18px 0 10px;
}

#bubblesMathInput {
  width: 100%;
  min-height: 58px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 2px solid #cbd6e8;
  font-size: 1rem;
}

#bubblesMathInput:focus {
  border-color: var(--primary);
  outline: 4px solid rgba(49, 87, 213, 0.22);
  outline-offset: 2px;
}

@keyframes bubblesTalk {
  from {
    transform: translateY(0) scale(1);
  }

  to {
    transform: translateY(-5px) scale(1.025);
  }
}

@media (max-width: 820px) {
  .bubbles-math-grid,
  .bubbles-question-row {
    grid-template-columns: 1fr;
  }

  .bubbles-mascot-card,
  .bubbles-chat-card {
    padding: 20px;
    border-radius: 18px;
  }

  .bubbles-quick-buttons {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bubbles-speaking {
    animation: none;
  }
}