@import "../game-common.css";

:root {
  --game-area-bg: #fffcf2; 

  --cu-option-bg: rgba(255, 255, 255, 0.86);
  --cu-option-border: 1px solid rgba(0, 0, 0, 0.10);
  --cu-option-shadow: 0 14px 26px rgba(0, 0, 0, 0.14);
  --cu-option-radius: var(--gc-choice-option-radius);
  --cu-option-text: #111827;
  --cu-question-text: var(--text-main);
  --cu-option-hover-shadow: 0 16px 30px rgba(0, 0, 0, 0.18);
  --cu-option-selected-shadow: 0 18px 34px rgba(0, 0, 0, 0.22);
  --cu-option-selected-outline: var(--gc-choice-selected-outline);
}

/* 1. 主布局约束 */
.game-area {
  /* width: 80%;
  max-width: 2000px;
  margin: 5px auto;
  background-color: var(--game-area-bg);
  height: 70vh;  
  display: flex;*/
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding: 10px 30px;
  box-sizing: border-box;
  border-radius: 0px;
  border-radius: var(--gc-game-area-radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  overflow: hidden; /* 保证不出现滚动条 */
}

#gameContainer {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-height: 0;
}

.item {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.item-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center; /* 关键：当内容不满时，整体垂直居中 */
  width: 100%;
  height: 100%;
  flex: 1;
  min-height: 0;
}

/* 2. 问题区域：横向排列以节省垂直空间 */
.question-container {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 20px;
  margin-bottom: 20px; /* 增加一点间距 */
  flex-shrink: 0;
  max-height: 150px;
}

.question-image {
  flex-shrink: 0;
  width: min(220px, 28vw);
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.question-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
}

.question-text {
  font-size: 1.4rem;
  font-weight: bold;
  margin: 0;
  flex: 1;
  max-height: 120px;
  overflow-y: auto;
  text-align: center;
  color: var(--cu-question-text);
  text-shadow: none;
}

/* 3. 选项网格 */
.options-grid {
  display: grid;
  /* 列数由 JS 动态注入 */
  gap: 12px;
  width: 100%;
  max-width: 900px;
  margin-bottom: 20px;
  min-height: 0;
  flex: 0 0 auto; /* 默认：仅由内容撑开（文字模式） */
  grid-auto-rows: 80px; /* 文字模式固定行高 */
}

/* 只要有一个选项带有图片，则切换到填充模式 */
.options-grid:has(.option-image) {
  flex: 1; /* 填充剩余空间 */
  grid-auto-rows: 1fr; /* 平分空间 */
  align-content: stretch;
}

.option {
  padding: 10px;
  text-align: center;
  cursor: pointer;
  transition:
    transform var(--gc-choice-transition-duration),
    filter var(--gc-choice-transition-duration),
    box-shadow var(--gc-choice-transition-duration),
    outline-color var(--gc-choice-transition-duration);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  min-height: 0;
  height: 100%; /* 填充 Grid 分配的高度 */
  overflow: hidden;
  position: relative;
  background: var(--cu-option-bg);
  border: var(--cu-option-border);
  box-shadow: var(--cu-option-shadow);
  border-radius: var(--cu-option-radius);
  color: var(--cu-option-text);
}

.option-image {
  flex: 1;
  width: 100%;
  min-height: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.option-image img {
  width: 100%;
  height: 100%; /* 关键：强制图片在 grid cell 范围内缩放 */
  object-fit: contain;
  object-position: center;
  display: block;
}

.option-text {
  flex-shrink: 0;
  width: 100%;
  font-size: 1.1rem;
  font-weight: 500;
  margin-top: 5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: inherit;
}

/* 4. 交互状态 */
.option:hover {
  filter: brightness(var(--gc-choice-hover-brightness));
  transform: translateY(var(--gc-choice-hover-y));
  box-shadow: var(--cu-option-hover-shadow);
}

.option.selected {
  transform: translateY(var(--gc-choice-selected-y));
  box-shadow: var(--cu-option-selected-shadow);
  outline: 3px solid var(--cu-option-selected-outline);
}

.option.disabled {
  pointer-events: none;
  opacity: 0.8;
}

/* 5. 反馈图标 */
.result-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 78px;
  height: 78px;
  pointer-events: none;
  z-index: 10;
  filter: var(--gc-result-icon-shadow);
}

/* 6. 底部控件 & 提示 */
.item-controls {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 5px;
  flex-shrink: 0;
}

.selection-hint {
  font-size: 1.1rem;
  color: var(--gc-choice-hint-color);
  font-weight: bold;
  margin-bottom: 5px;
  animation: blink var(--gc-hint-blink-duration) infinite;
  flex-shrink: 0;
}

@keyframes blink {
  0% { opacity: 1; }
  50% { opacity: 0.3; }
  100% { opacity: 1; }
}

/* 7. 正确答案展示 */
.option.show-answer.is-correct-answer::after {
  content: '✓';
  position: absolute;
  top: 5px;
  right: 8px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--gc-choice-answer-badge-text);
  background: var(--gc-choice-answer-correct-bg);
  border-radius: var(--gc-choice-answer-badge-radius);
  text-shadow: 0 0 3px rgba(0,0,0,0.5);
}

.option.show-answer.is-wrong-answer::after {
  content: '✕';
  position: absolute;
  top: 5px;
  right: 8px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--gc-choice-answer-badge-text);
  background: var(--gc-choice-answer-wrong-bg);
  border-radius: var(--gc-choice-answer-badge-radius);
  text-shadow: 0 0 3px rgba(0,0,0,0.5);
}