feat: 添加移动端适配和优化组件样式

refactor: 重构CSS和LESS文件结构
style: 调整搜索页和公共样式
fix: 修复组件图片路径问题
docs: 更新组件文档和注释

img/bottom1.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<svg version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" width="500px" height="151px" xmlns="http://www.w3.org/2000/svg">
+  <defs>
+    <linearGradient gradientUnits="userSpaceOnUse" x1="0" y1="151" x2="500" y2="0" id="LinearGradient693">
+      <stop id="Stop694" stop-color="#c6dd8f" offset="0" />
+      <stop id="Stop695" stop-color="#7991bc" offset="1" />
+    </linearGradient>
+  </defs>
+  <g transform="matrix(1 0 0 1 -738 -1121 )">
+    <path d="M 0 151  L 0 0  C 0 0  110.916965217331 54.7610464341339  252 54.578313253012  C 390.916397535917 54.3983863378389  500 0  500 0  L 500 151  L 0 151  Z " fill-rule="nonzero" fill="url(#LinearGradient693)" stroke="none" transform="matrix(1 0 0 1 738 1121 )" />
+  </g>
+</svg>

img/bottom2.svg

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<svg version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" width="500px" height="155px" xmlns="http://www.w3.org/2000/svg">
+  <g transform="matrix(1 0 0 1 -738 -1117 )">
+    <path d="M 0 155  L 0 0  C 0 0  110.916965217331 43.139381024107  252 42.9518072289157  C 390.916397535917 42.7671140378439  500 0  500 0  L 500 155  L 0 155  Z " fill-rule="nonzero" fill="#fddf6d" stroke="none" transform="matrix(1 0 0 1 738 1117 )" />
+  </g>
+</svg>