更新前端静态网页获取方式，放弃使用后端获取api

frontend/src/styles/global.css

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+/* 全局组件样式 */
+
+/* 容器样式 */
+.container {
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: 0 16px;
+}
+
+.mobile-container {
+  padding: 0 12px;
+}
+
+/* 卡片样式 */
+.card {
+  background: rgba(255, 255, 255, 0.95);
+  border-radius: 16px;
+  box-shadow: 0 8px 32px rgba(168, 230, 207, 0.3);
+  overflow: hidden;
+  transition: all 0.3s ease;
+  backdrop-filter: blur(10px);
+  border: 1px solid rgba(168, 230, 207, 0.2);
+}
+
+.card:hover {
+  transform: translateY(-6px);
+  box-shadow: 0 12px 40px rgba(168, 230, 207, 0.4);
+}
+
+.card-header {
+  padding: 20px;
+  border-bottom: 1px solid #e5e7eb;
+}
+
+.card-body {
+  padding: 20px;
+}
+
+.card-footer {
+  padding: 16px 20px;
+  background: #f9fafb;
+  border-top: 1px solid #e5e7eb;
+}
+
+/* 按钮样式 */
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: 12px 24px;
+  border-radius: 8px;
+  font-weight: 500;
+  font-size: 14px;
+  transition: all 0.2s ease;
+  cursor: pointer;
+  border: none;
+  text-decoration: none;
+  min-height: 44px;
+}
+
+.btn-primary {
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  color: white;
+}
+
+.btn-primary:hover {
+  background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
+  transform: translateY(-1px);
+}
+
+.btn-secondary {
+  background: #f3f4f6;
+  color: #374151;
+}
+
+.btn-secondary:hover {
+  background: #e5e7eb;
+}
+
+.btn-success {
+  background: #10b981;
+  color: white;
+}
+
+.btn-success:hover {
+  background: #059669;
+}
+
+.btn-danger {
+  background: #ef4444;
+  color: white;
+}
+
+.btn-danger:hover {
+  background: #dc2626;
+}
+
+.btn-sm {
+  padding: 8px 16px;
+  font-size: 12px;
+  min-height: 36px;
+}
+
+.btn-lg {
+  padding: 16px 32px;
+  font-size: 16px;
+  min-height: 52px;
+}
+
+.btn-full {
+  width: 100%;
+}
+
+.btn-disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+  pointer-events: none;
+}
+
+/* 输入框样式 */
+.input {
+  width: 100%;
+  padding: 12px 16px;
+  border: 2px solid #e5e7eb;
+  border-radius: 8px;
+  font-size: 14px;
+  transition: all 0.2s ease;
+  min-height: 44px;
+}
+
+.input:focus {
+  border-color: #667eea;
+  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+}
+
+.input-error {
+  border-color: #ef4444;
+}
+
+.input-error:focus {
+  border-color: #ef4444;
+  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
+}
+
+/* 加载动画 */
+.loading {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 40px;
+}
+
+.spinner {
+  width: 40px;
+  height: 40px;
+  border: 4px solid #f3f4f6;
+  border-top: 4px solid #667eea;
+  border-radius: 50%;
+  animation: spin 1s linear infinite;
+}
+
+.spinner-sm {
+  width: 20px;
+  height: 20px;
+  border-width: 2px;
+}
+
+/* 标签样式 */
+.tag {
+  display: inline-block;
+  padding: 4px 12px;
+  background: #f3f4f6;
+  color: #374151;
+  border-radius: 16px;
+  font-size: 12px;
+  font-weight: 500;
+}
+
+.tag-primary {
+  background: rgba(102, 126, 234, 0.1);
+  color: #667eea;
+}
+
+.tag-success {
+  background: rgba(16, 185, 129, 0.1);
+  color: #10b981;
+}
+
+.tag-warning {
+  background: rgba(245, 158, 11, 0.1);
+  color: #f59e0b;
+}
+
+.tag-danger {
+  background: rgba(239, 68, 68, 0.1);
+  color: #ef4444;
+}
+
+/* 徽章样式 */
+.badge {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  min-width: 20px;
+  height: 20px;
+  padding: 0 6px;
+  background: #ef4444;
+  color: white;
+  border-radius: 10px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 1;
+}
+
+/* 分割线 */
+.divider {
+  height: 1px;
+  background: #e5e7eb;
+  margin: 16px 0;
+}
+
+/* 空状态 */
+.empty-state {
+  text-align: center;
+  padding: 60px 20px;
+  color: #6b7280;
+}
+
+.empty-state-icon {
+  font-size: 48px;
+  margin-bottom: 16px;
+  opacity: 0.5;
+}
+
+.empty-state-title {
+  font-size: 18px;
+  font-weight: 600;
+  margin-bottom: 8px;
+  color: #374151;
+}
+
+.empty-state-description {
+  font-size: 14px;
+  line-height: 1.5;
+}
+
+/* 错误状态 */
+.error-state {
+  text-align: center;
+  padding: 40px 20px;
+  color: #ef4444;
+}
+
+.error-state-icon {
+  font-size: 36px;
+  margin-bottom: 12px;
+}
+
+.error-state-title {
+  font-size: 16px;
+  font-weight: 600;
+  margin-bottom: 8px;
+}
+
+.error-state-description {
+  font-size: 14px;
+  color: #6b7280;
+  margin-bottom: 16px;
+}
+
+/* 网格布局 */
+.grid {
+  display: grid;
+  gap: 16px;
+}
+
+.grid-1 {
+  grid-template-columns: 1fr;
+}
+
+.grid-2 {
+  grid-template-columns: repeat(2, 1fr);
+}
+
+.grid-3 {
+  grid-template-columns: repeat(3, 1fr);
+}
+
+.grid-4 {
+  grid-template-columns: repeat(4, 1fr);
+}
+
+@media (max-width: 768px) {
+  .grid-2,
+  .grid-3,
+  .grid-4 {
+    grid-template-columns: 1fr;
+  }
+  
+  .mobile-grid-2 {
+    grid-template-columns: repeat(2, 1fr);
+  }
+}
+
+/* 间距工具 */
+.mt-1 { margin-top: 4px; }
+.mt-2 { margin-top: 8px; }
+.mt-3 { margin-top: 12px; }
+.mt-4 { margin-top: 16px; }
+.mt-5 { margin-top: 20px; }
+.mt-6 { margin-top: 24px; }
+
+.mb-1 { margin-bottom: 4px; }
+.mb-2 { margin-bottom: 8px; }
+.mb-3 { margin-bottom: 12px; }
+.mb-4 { margin-bottom: 16px; }
+.mb-5 { margin-bottom: 20px; }
+.mb-6 { margin-bottom: 24px; }
+
+.pt-1 { padding-top: 4px; }
+.pt-2 { padding-top: 8px; }
+.pt-3 { padding-top: 12px; }
+.pt-4 { padding-top: 16px; }
+.pt-5 { padding-top: 20px; }
+.pt-6 { padding-top: 24px; }
+
+.pb-1 { padding-bottom: 4px; }
+.pb-2 { padding-bottom: 8px; }
+.pb-3 { padding-bottom: 12px; }
+.pb-4 { padding-bottom: 16px; }
+.pb-5 { padding-bottom: 20px; }
+.pb-6 { padding-bottom: 24px; }

frontend/src/styles/index.css

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+/* 全局样式重置 */
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
+
+html {
+  font-size: 16px;
+  -webkit-text-size-adjust: 100%;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+body {
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+    sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  line-height: 1.6;
+  color: #333;
+  background: #f5f7fa;
+  overflow-x: hidden;
+}
+
+/* 移动端适配 */
+@media (max-width: 768px) {
+  html {
+    font-size: 14px;
+  }
+}
+
+/* 链接样式 */
+a {
+  color: inherit;
+  text-decoration: none;
+}
+
+/* 按钮重置 */
+button {
+  border: none;
+  background: none;
+  cursor: pointer;
+  font-family: inherit;
+}
+
+/* 输入框重置 */
+input, textarea {
+  border: none;
+  outline: none;
+  font-family: inherit;
+}
+
+/* 列表重置 */
+ul, ol {
+  list-style: none;
+}
+
+/* 图片响应式 */
+img {
+  max-width: 100%;
+  height: auto;
+}
+
+/* 滚动条样式 */
+::-webkit-scrollbar {
+  width: 6px;
+}
+
+::-webkit-scrollbar-track {
+  background: #f1f1f1;
+}
+
+::-webkit-scrollbar-thumb {
+  background: #c1c1c1;
+  border-radius: 3px;
+}
+
+::-webkit-scrollbar-thumb:hover {
+  background: #a8a8a8;
+}
+
+/* 公共动画 */
+@keyframes fadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(20px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+@keyframes pulse {
+  0%, 100% {
+    transform: scale(1);
+  }
+  50% {
+    transform: scale(1.05);
+  }
+}
+
+@keyframes spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+/* 公共工具类 */
+.fade-in {
+  animation: fadeIn 0.6s ease-out;
+}
+
+.pulse {
+  animation: pulse 2s infinite;
+}
+
+.spin {
+  animation: spin 1s linear infinite;
+}
+
+.text-center {
+  text-align: center;
+}
+
+.text-left {
+  text-align: left;
+}
+
+.text-right {
+  text-align: right;
+}
+
+.flex {
+  display: flex;
+}
+
+.flex-center {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.flex-between {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+
+.flex-column {
+  display: flex;
+  flex-direction: column;
+}
+
+.hidden {
+  display: none;
+}
+
+.visible {
+  display: block;
+}
+
+/* 响应式工具类 */
+.mobile-only {
+  display: block;
+}
+
+.desktop-only {
+  display: none;
+}
+
+@media (min-width: 769px) {
+  .mobile-only {
+    display: none;
+  }
+  
+  .desktop-only {
+    display: block;
+  }
+}
+
+/* 阴影效果 */
+.shadow-sm {
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+}
+
+.shadow-md {
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+}
+
+.shadow-lg {
+  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
+}
+
+/* 圆角 */
+.rounded-sm {
+  border-radius: 4px;
+}
+
+.rounded-md {
+  border-radius: 8px;
+}
+
+.rounded-lg {
+  border-radius: 12px;
+}
+
+.rounded-xl {
+  border-radius: 16px;
+}
+
+.rounded-full {
+  border-radius: 50%;
+}