/* 中文虚拟键盘样式 */
.chinese-keyboard {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #f8f9fa;
  border-top: 1px solid #e9ecef;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 9999;
  max-width: 100vw;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* 候选字区域 */
.candidate-area {
  background: #ffffff;
  border-bottom: 1px solid #e9ecef;
  padding: 8px;
  min-height: 40px;
  overflow-y: auto;
}

.pinyin-display {
  font-size: 30px;
  color: #007bff;
  margin-bottom: 8px;
  font-weight: 500;
  display: inline-block;
}

.candidates-container {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.candidate-char {
  background: #ffffff;
  border: 1px solid #dee2e6;
  border-radius: 6px;
  padding: 8px 16px;
  margin-left: 4px;
  margin-right: 4px;
  font-size: 30px;
  color: #333;
  cursor: pointer;
  min-width: 44px;
  text-align: center;
  user-select: none;
  height: 70px;
  margin-bottom: 8px;
}

.no-hide {
  font-size: 30px !important;
  background: #6c757d;
  color: white;
  border: none;
  border-radius: 50%;
  width: 52px !important;
  height: 52px !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.candidate-char:active {
  background: #bbdefb;
  transform: translateY(0);
}

.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.pagination button {
  background: #6c757d;
  color: white;
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 键盘主体 */
.keyboard-body {
  padding: 12px 6px;
  background: #f8f9fa;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
  /* gap: 6px !important; */
}

.keyboard-row:last-child {
  margin-bottom: 0;
}

/* 按键样式 */
.keyboard-key {
  margin-left: 3px;
  margin-right: 3px;
  background: linear-gradient(to bottom, #ffffff, #f8f9fa);
  border: 1px solid #dee2e6;
  border-radius: 8px;
  color: #333;
  font-size: 30px;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  height: 92px;
  width: 100px;
  touch-action: manipulation;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 特殊按键样式 */
.keyboard-key--special {
  background: linear-gradient(to bottom, #007bff, #0056b3);
  color: white;
  border-color: #0056b3;
  font-weight: 600;
}

.keyboard-key--none {
  flex: 1 !important;
}

/* 空格键特殊样式 */
.keyboard-key--space {
  background: white;
  color: white;
  border-color: #0056b3;
}

.chinese-keyboard {
  background: #1a1a1a;
  border-top-color: #333;
}

.candidate-area {
  background: #2d2d2d;
  border-bottom-color: #333;
}

.keyboard-body {
  background: #1a1a1a;
}

.keyboard-key {
  background: linear-gradient(to bottom, #3a3a3a, #2d2d2d);
  border-color: #555;
  color: #ffffff;
  flex: 1;
}

.candidate-char {
  background: #3a3a3a;
  border-color: #555;
  color: #ffffff;
}

.pinyin-display {
  color: #64b5f6;
}

/* 无障碍访问支持 */
.keyboard-key:focus {
  outline: 2px solid #007bff;
  outline-offset: 2px;
}

.candidate-char:focus {
  outline: 2px solid #007bff;
  outline-offset: 2px;
}

/* 防止文本选择 */
.chinese-keyboard * {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.flex-1-2 {
  flex: 1.2 !important;
}

.flex-1-1 {
  flex: 1.1 !important;
}

.flex-4 {
  flex: 4 !important;
}