feat: 开发完成拼音每日一练

miniprogram/pinyinPages/pinyinDictation/pinyinDictation.less

@@ -91,3 +91,92 @@ page {
     color: #453900;
     opacity: 0.8;
 }
+
+/* ===== 拼音组选择芯片 ===== */
+.pd-chip-row {
+    display: flex;
+    flex-direction: row;
+    gap: 32rpx;
+}
+
+.pd-chip-row--wrap {
+    flex-wrap: wrap;
+
+    .pd-chip {
+        flex: none;
+    }
+}
+
+.pd-chip-row--triple {
+    display: grid;
+    grid-template-columns: repeat(3, 1fr);
+    gap: 24rpx;
+
+    .pd-chip {
+        flex: unset;
+        width: 100%;
+        padding: 24rpx 16rpx;
+    }
+}
+
+.pd-chip {
+    flex: 1;
+    box-sizing: border-box;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    padding: 20rpx 12rpx;
+    color: @text-secondary;
+    background: @bg-card;
+    border-radius: 32rpx;
+    transition:
+        background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
+        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
+        color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
+        box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+.pd-chip--pressed {
+    transform: scale(0.96);
+    background: @brand;
+    color: @text-selected-btn;
+    font-weight: 700;
+    box-shadow: 0 2rpx 8rpx rgba(50, 46, 37, 0.08);
+}
+
+.pd-chip--active {
+    background: @brand;
+    color: @text-selected-btn;
+    font-weight: 700;
+    box-shadow: 0 2rpx 8rpx rgba(50, 46, 37, 0.08);
+}
+
+.pd-chip__text {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    gap: 4rpx;
+    width: 100%;
+}
+
+.pd-chip__label {
+    font-size: 28rpx;
+    font-weight: 700;
+    line-height: 36rpx;
+}
+
+.pd-chip__subtitle {
+    font-size: 20rpx;
+    font-weight: 500;
+    line-height: 28rpx;
+    opacity: 0.75;
+    max-width: 100%;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+.pd-chip--active .pd-chip__subtitle,
+.pd-chip--pressed .pd-chip__subtitle {
+    opacity: 0.85;
+}