1. 라우팅 최적화

2. API 호출 병렬 처리
3. UI개선 - 로딩 경험 개선
4. 반응형 디자인
5. API 통신 특이사항 - URL 구성 로직의 잠재적 위험 해결

src/components/Loading.css

@@ -0,0 +1,58 @@
+.loading-spinner {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    padding: 20px;
+    gap: 12px;
+}
+
+.loading-spinner__circle {
+    width: 32px;
+    height: 32px;
+    border: 3px solid rgba(255, 255, 255, 0.1);
+    border-radius: 50%;
+    border-top-color: var(--accent, #f7a8a5);
+    animation: spin 0.8s linear infinite;
+}
+
+.loading-spinner__text {
+    font-size: 13px;
+    color: var(--muted, #b6b1a9);
+    margin: 0;
+}
+
+@keyframes spin {
+    to {
+        transform: rotate(360deg);
+    }
+}
+
+.loading-skeleton {
+    display: grid;
+    gap: 12px;
+    padding: 16px;
+    width: 100%;
+}
+
+.loading-skeleton__line {
+    height: 16px;
+    border-radius: 4px;
+    background: linear-gradient(
+        90deg, 
+        rgba(255, 255, 255, 0.05) 25%, 
+        rgba(255, 255, 255, 0.1) 50%, 
+        rgba(255, 255, 255, 0.05) 75%
+    );
+    background-size: 200% 100%;
+    animation: pulse 1.5s ease-in-out infinite;
+}
+
+@keyframes pulse {
+    0% {
+        background-position: 200% 0;
+    }
+    100% {
+        background-position: -200% 0;
+    }
+}