/* 方证鉴别训练 - 专属样式 */

/* 主容器 */
.jianding-shell {
  max-width: 760px;
  margin-inline: auto;
}

/* 教学提示 */
.jianding-notice {
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 16px;
  padding: 12px 16px;
  background: rgba(255, 245, 235, 0.06);
  border: 1px solid rgba(255, 239, 221, 0.18);
  border-radius: 8px;
  color: rgba(255, 245, 235, 0.75);
  font-size: 14px;
  line-height: 1.6;
}

.jianding-notice strong {
  color: var(--accent);
  font-weight: 600;
}

/* 进度卡片 */
.progress-card {
  padding: 12px 16px;
  margin-bottom: 16px;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 15px;
  color: rgba(255, 245, 235, 0.75);
}

.progress-bar {
  height: 6px;
  background: rgba(255, 245, 235, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #d4a853);
  border-radius: 3px;
  transition: width 0.3s ease;
}

/* 题目卡片 */
.question-card {
  margin-bottom: 16px;
  padding: 20px;
}

.question-type {
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 12px;
  background: rgba(196, 30, 58, 0.2);
  border: 1px solid rgba(196, 30, 58, 0.4);
  border-radius: 20px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

.question-text {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* 选项网格 */
.options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.option-btn {
  width: 100%;
  padding: 14px 16px;
  min-height: 56px;
  font-size: 17px;
  line-height: 1.5;
  text-align: left;
  word-break: break-word;
}

.option-btn.correct {
  background: rgba(90, 158, 111, 0.3) !important;
  border-color: #5a9e6f !important;
  color: #4ade80 !important;
}

.option-btn.wrong {
  background: rgba(196, 30, 58, 0.3) !important;
  border-color: var(--accent) !important;
  color: #ef4444 !important;
}

.option-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* 答案卡片 */
.answer-card {
  padding: 20px;
}

.answer-result {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-size: 18px;
  font-weight: 600;
}

.result-icon {
  font-size: 24px;
}

.answer-card .result-icon,
.answer-card .result-text {
  color: var(--color-jade);
}

.answer-card.is-wrong .result-icon,
.answer-card.is-wrong .result-text {
  color: #ef4444;
}

.answer-explanation {
  padding: 16px;
  margin-bottom: 16px;
  background: rgba(255, 245, 235, 0.06);
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 245, 235, 0.85);
}

.next-btn {
  width: 100%;
  min-height: 52px;
}

.load-error-message {
  margin: 0 0 12px;
  color: #fca5a5;
  text-align: center;
  line-height: 1.6;
}

/* 设置卡片 */
.settings-card {
  padding: 20px;
  margin-bottom: 16px;
}

.settings-row {
  margin-bottom: 16px;
}

.settings-label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: rgba(255, 245, 235, 0.75);
}

.glass-select {
  width: 100%;
  padding: 10px 12px;
  background: rgba(255, 245, 235, 0.06);
  border: 1px solid rgba(255, 239, 221, 0.18);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 15px;
  appearance: auto;
}

.settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.settings-actions .glass-btn {
  flex: 1;
  min-width: 120px;
}

.mistake-note {
  width: 100%;
  font-size: 13px;
  color: rgba(255, 245, 235, 0.6);
}

/* 完成卡片 */
.finish-card {
  padding: 32px 20px;
  text-align: center;
}

.finish-title {
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.finish-source {
  margin-bottom: 16px;
  font-size: 14px;
  color: rgba(255, 245, 235, 0.7);
}

.finish-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 245, 235, 0.6);
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent) 0%, #d4a853 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.restart-btn {
  width: 100%;
  min-height: 52px;
}

/* 完成页操作 */
.finish-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.finish-actions .restart-btn {
  flex: 1;
  min-width: 120px;
}

/* 无障碍 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* 响应式 - 宽屏手机和平板 */
@media (min-width: 431px) {
  .options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .option-btn {
    height: auto;
  }
}

/* 响应式 - 手机 */
@media (max-width: 430px) {
  .jianding-section .container {
    padding-left: 12px;
    padding-right: 12px;
  }
  
  .question-card {
    padding: 16px;
  }
  
  .question-text {
    font-size: 20px;
  }
  
  .option-btn {
    font-size: 17px;
    min-height: 56px;
    padding: 14px 14px;
  }
  
  .answer-card {
    padding: 16px;
  }
  
  .next-btn,
  .restart-btn {
    width: 100%;
    min-height: 52px;
  }
  
  .finish-stats {
    gap: 12px;
  }
  
  .stat-value {
    font-size: 24px;
  }
}

/* 响应式 - 桌面 */
@media (min-width: 769px) {
  .question-text {
    font-size: 24px;
  }
  
  .option-btn {
    font-size: 16px;
    min-height: 56px;
  }
  
  .answer-explanation {
    font-size: 16px;
  }
}