初始化多多畅职企业内推平台项目

功能特性：
- 3D地球动画与中国地图可视化
- 省份/城市/企业搜索功能
- 308家企业数据展示
- 响应式设计（PC端和移动端）
- 企业详情页面与业务板块展示
- 官网新闻轮播图

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

css/effects.css

@@ -0,0 +1,117 @@
+/* ===================================
+   动画 & 特效
+   =================================== */
+
+/* 呼吸灯动画 */
+@keyframes pulse {
+    0% {
+        box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.4);
+    }
+    70% {
+        box-shadow: 0 0 0 10px rgba(0, 240, 255, 0);
+    }
+    100% {
+        box-shadow: 0 0 0 0 rgba(0, 240, 255, 0);
+    }
+}
+
+.instruction-hint {
+    animation: pulse 2s infinite;
+}
+
+/* 卡片进场动画 */
+@keyframes fadeInUp {
+    from {
+        opacity: 0;
+        transform: translateY(20px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.fade-in-up {
+    animation: fadeInUp 0.6s ease-out;
+}
+
+/* 旋转加载动画 */
+@keyframes rotate {
+    from {
+        transform: rotate(0deg);
+    }
+    to {
+        transform: rotate(360deg);
+    }
+}
+
+.rotating {
+    animation: rotate 2s linear infinite;
+}
+
+/* 缩放脉冲动画 */
+@keyframes scalePulse {
+    0%, 100% {
+        transform: scale(1);
+    }
+    50% {
+        transform: scale(1.05);
+    }
+}
+
+.scale-pulse {
+    animation: scalePulse 2s ease-in-out infinite;
+}
+
+/* 淡入动画 */
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+    }
+    to {
+        opacity: 1;
+    }
+}
+
+.fade-in {
+    animation: fadeIn 0.5s ease-out;
+}
+
+/* 从左滑入 */
+@keyframes slideInLeft {
+    from {
+        opacity: 0;
+        transform: translateX(-30px);
+    }
+    to {
+        opacity: 1;
+        transform: translateX(0);
+    }
+}
+
+.slide-in-left {
+    animation: slideInLeft 0.5s ease-out;
+}
+
+/* 移动端性能优化 - 使用硬件加速 */
+@media (max-width: 768px) {
+    .company-card,
+    .job-card,
+    .segment-card {
+        will-change: transform;
+        transform: translateZ(0);
+        -webkit-backface-visibility: hidden;
+        backface-visibility: hidden;
+    }
+}
+
+/* 减弱动画（针对低性能设备） */
+@media (prefers-reduced-motion: reduce) {
+    *,
+    *::before,
+    *::after {
+        animation-duration: 0.01ms !important;
+        animation-iteration-count: 1 !important;
+        transition-duration: 0.01ms !important;
+    }
+}