/* 自定义CSS样式 */

/* 基础设置 */
:root {
  --transition-speed: 300ms;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 深色模式变量 */
.dark {
  color-scheme: dark;
}

/* 过渡效果 */
.transition-colors {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: var(--transition-speed);
}

.transition-all {
  transition-property: all;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: var(--transition-speed);
}

.transition-shadow {
  transition-property: box-shadow;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: var(--transition-speed);
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 0.5rem;
}

::-webkit-scrollbar-track {
  background-color: #f3f4f6;
}

.dark ::-webkit-scrollbar-track {
  background-color: #1f2937;
}

::-webkit-scrollbar-thumb {
  background-color: #d1d5db;
  border-radius: 9999px;
}

.dark ::-webkit-scrollbar-thumb {
  background-color: #4b5563;
}

::-webkit-scrollbar-thumb:hover {
  background-color: #9ca3af;
}

.dark ::-webkit-scrollbar-thumb:hover {
  background-color: #6b7280;
}

/* 服务卡片悬停效果 */
.hover\:shadow-md:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.dark .hover\:shadow-md:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

/* 焦点轮廓 */
button:focus {
  outline: 2px solid rgba(59, 130, 246, 0.5);
  outline-offset: 2px;
}

.dark button:focus {
  outline-color: rgba(96, 165, 250, 0.5);
}

/* 图标大小控制 */
svg {
  display: inline-block;
  vertical-align: middle;
}