style(ui组件): 更新UI组件颜色方案为深色主题

refactor(card): 调整卡片背景色和边框颜色
refactor(badge): 修改徽章颜色变体
refactor(button): 更新按钮颜色样式
refactor(input): 调整输入框颜色方案
refactor(textarea): 修改文本区域颜色样式
refactor(header): 更新导航栏颜色
refactor(hero-section): 调整英雄区域颜色和渐变

src/components/layout/header.tsx

@@ -114,8 +114,8 @@ export function Header() {
                     relative px-3 py-1.5 text-sm font-medium
                     transition-all duration-300
                     ${activeSection === item.id.replace('#', '')
-                      ? 'text-[#005EB8]'
-                      : 'text-[#4A5568] hover:text-[#005EB8]'
+                      ? 'text-[#1C1C1C]'
+                      : 'text-[#3D3D3D] hover:text-[#1C1C1C]'
                     }
                   `}
                 >
@@ -123,7 +123,7 @@ export function Header() {
                   {activeSection === item.id.replace('#', '') && (
                     <motion.span 
                       layoutId="activeNav"
-                      className="absolute bottom-0 left-1/2 -translate-x-1/2 w-6 h-0.5 bg-[#005EB8] rounded-full"
+                      className="absolute bottom-0 left-1/2 -translate-x-1/2 w-6 h-0.5 bg-[#C41E3A] rounded-full"
                       transition={{ type: "spring", stiffness: 380, damping: 30 }}
                     />
                   )}
@@ -146,7 +146,7 @@ export function Header() {
             </div>
 
             <button
-              className="md:hidden p-2 -mr-2 text-[#4A5568] hover:text-[#005EB8] transition-colors"
+              className="md:hidden p-2 -mr-2 text-[#3D3D3D] hover:text-[#1C1C1C] transition-colors"
               onClick={() => setIsOpen(!isOpen)}
             >
               {isOpen ? <X className="w-5 h-5" /> : <Menu className="w-5 h-5" />}
@@ -188,8 +188,8 @@ export function Header() {
                       transition-all duration-300
                       border-l-2
                       ${activeSection === item.id.replace('#', '')
-                        ? 'text-[#005EB8] border-[#005EB8] bg-[#E8F4FD]'
-                        : 'text-[#4A5568] border-transparent hover:text-[#005EB8] hover:bg-[#F5F7FA]'
+                        ? 'text-[#1C1C1C] border-[#C41E3A] bg-[#FEF2F4]'
+                        : 'text-[#3D3D3D] border-transparent hover:text-[#1C1C1C] hover:bg-[#F5F5F5]'
                       }
                     `}
                   >