fix: 添加缺失的ClassRank组件CSS文件

src/components/ClassRank/index.css

@@ -0,0 +1,233 @@
+.class-rank {
+  width: 100%;
+  height: 100%;
+  padding: 20px;
+  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
+  border-radius: 12px;
+  backdrop-filter: blur(10px);
+}
+
+.class-rank-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 24px;
+  padding-bottom: 16px;
+  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+.class-rank-title {
+  font-size: 20px;
+  font-weight: 600;
+  color: #ffffff;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.class-rank-subtitle {
+  font-size: 14px;
+  color: rgba(255, 255, 255, 0.6);
+}
+
+.class-rank-content {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
+.class-rank-list {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.class-rank-item {
+  display: flex;
+  align-items: center;
+  padding: 12px;
+  background: rgba(255, 255, 255, 0.05);
+  border-radius: 8px;
+  transition: all 0.3s ease;
+  cursor: pointer;
+}
+
+.class-rank-item:hover {
+  background: rgba(255, 255, 255, 0.1);
+  transform: translateX(4px);
+}
+
+.class-rank-item.item1 {
+  background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 215, 0, 0.05) 100%);
+  border: 1px solid rgba(255, 215, 0, 0.3);
+}
+
+.class-rank-item.item2 {
+  background: linear-gradient(135deg, rgba(192, 192, 192, 0.2) 0%, rgba(192, 192, 192, 0.05) 100%);
+  border: 1px solid rgba(192, 192, 192, 0.3);
+}
+
+.class-rank-item.item3 {
+  background: linear-gradient(135deg, rgba(205, 127, 50, 0.2) 0%, rgba(205, 127, 50, 0.05) 100%);
+  border: 1px solid rgba(205, 127, 50, 0.3);
+}
+
+.class-rank-position {
+  width: 32px;
+  height: 32px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 16px;
+  font-weight: bold;
+  color: #ffffff;
+  margin-right: 12px;
+}
+
+.class-rank-position.icon1 {
+  background: url('../../assets/images/Rank/first_icon.png') no-repeat center;
+  background-size: contain;
+  color: transparent;
+}
+
+.class-rank-position.icon2 {
+  background: url('../../assets/images/Rank/second_icon.png') no-repeat center;
+  background-size: contain;
+  color: transparent;
+}
+
+.class-rank-position.icon3 {
+  background: url('../../assets/images/Rank/third_icon.png') no-repeat center;
+  background-size: contain;
+  color: transparent;
+}
+
+.class-rank-avatar {
+  margin-right: 12px;
+}
+
+.class-rank-info {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+
+.class-rank-name {
+  font-size: 14px;
+  font-weight: 500;
+  color: #ffffff;
+}
+
+.class-rank-class {
+  font-size: 12px;
+  color: rgba(255, 255, 255, 0.6);
+}
+
+.class-rank-score {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-end;
+  gap: 4px;
+}
+
+.class-rank-points {
+  font-size: 18px;
+  font-weight: bold;
+  color: #3491fa;
+}
+
+.class-rank-label {
+  font-size: 12px;
+  color: rgba(255, 255, 255, 0.6);
+}
+
+.class-rank-loading {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 200px;
+}
+
+.class-rank-empty {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 200px;
+}
+
+/* 动画效果 */
+@keyframes slideIn {
+  from {
+    opacity: 0;
+    transform: translateX(-20px);
+  }
+  to {
+    opacity: 1;
+    transform: translateX(0);
+  }
+}
+
+.class-rank-item {
+  animation: slideIn 0.5s ease forwards;
+}
+
+.class-rank-item:nth-child(1) {
+  animation-delay: 0.1s;
+}
+
+.class-rank-item:nth-child(2) {
+  animation-delay: 0.2s;
+}
+
+.class-rank-item:nth-child(3) {
+  animation-delay: 0.3s;
+}
+
+.class-rank-item:nth-child(4) {
+  animation-delay: 0.4s;
+}
+
+.class-rank-item:nth-child(5) {
+  animation-delay: 0.5s;
+}
+
+/* 响应式设计 */
+@media (max-width: 768px) {
+  .class-rank {
+    padding: 16px;
+  }
+
+  .class-rank-title {
+    font-size: 18px;
+  }
+
+  .class-rank-item {
+    padding: 10px;
+  }
+
+  .class-rank-position {
+    width: 28px;
+    height: 28px;
+    font-size: 14px;
+  }
+
+  .class-rank-points {
+    font-size: 16px;
+  }
+}
+
+/* 暗色主题适配 */
+@media (prefers-color-scheme: dark) {
+  .class-rank {
+    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.2) 100%);
+  }
+
+  .class-rank-item {
+    background: rgba(0, 0, 0, 0.2);
+  }
+
+  .class-rank-item:hover {
+    background: rgba(0, 0, 0, 0.3);
+  }
+}