/* ==========================================================================
   智学伴航·适老化长辈关怀模式专用样式 (Elderly Care Mode)
   设计原则：字号大、高对比度、大按钮防误触、突出语音播报与口诀
   ========================================================================== */

body.elder-mode {
  font-size: 18px !important;
  line-height: 1.8 !important;
}

body.elder-mode .app-header {
  height: 76px;
}

body.elder-mode .brand-titles h1 {
  font-size: 20px;
}

body.elder-mode .card-title {
  font-size: 20px;
  font-weight: 800;
  color: #38bdf8;
}

body.elder-mode .step-header {
  font-size: 17px;
  color: #fbbf24;
}

body.elder-mode .step-detail {
  font-size: 16px;
  color: #ffffff;
  line-height: 1.8;
}

body.elder-mode .mnemonic-title {
  font-size: 16px;
}

body.elder-mode .mnemonic-text {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
}

body.elder-mode .tab-btn {
  font-size: 17px;
  padding: 16px 22px;
}

body.elder-mode .message-bubble {
  font-size: 17px;
  line-height: 1.8;
}

body.elder-mode .header-action-btn,
body.elder-mode .send-btn,
body.elder-mode .btn-elder-voice {
  font-size: 16px;
  padding: 12px 20px;
  min-height: 48px;
}

/* 适老模式专属高亮语音悬浮按钮 */
.btn-elder-voice {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-elder-voice:hover {
  transform: scale(1.03);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.4);
}