/* 完整的Tailwind CSS工具类 */

/* 基础重置 */
*, ::before, ::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: #e5e7eb;
}

html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  -o-tab-size: 4;
  tab-size: 4;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  margin: 0;
  line-height: inherit;
}

/* 布局类 */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

/* 网格布局 */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

/* 间距类 */
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-4 { margin: 1rem; }
.m-8 { margin: 2rem; }
.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }

/* 尺寸类 */
.w-0 { width: 0; }
.w-4 { width: 1rem; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-full { width: 100%; }
.w-3/4 { width: 75%; }
.w-1/2 { width: 50%; }
.h-0 { height: 0; }
.h-4 { height: 1rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* 文本类 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-xs { font-size: 0.75rem; line-height: 1; }
.text-sm { font-size: 0.875rem; line-height: 1.25; }
.text-base { font-size: 1rem; line-height: 1.5; }
.text-lg { font-size: 1.125rem; line-height: 1.75; }
.text-xl { font-size: 1.25rem; line-height: 1.75; }
.text-2xl { font-size: 1.5rem; line-height: 2; }
.text-3xl { font-size: 1.875rem; line-height: 2.25; }
.text-4xl { font-size: 2.25rem; line-height: 2.5; }
.text-5xl { font-size: 3rem; line-height: 1; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.font-normal { font-weight: 400; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }

/* 颜色类 - 基本颜色 */
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-gray-50 { color: #f9fafb; }
.text-gray-100 { color: #f3f4f6; }
.text-gray-200 { color: #e5e7eb; }
.text-gray-300 { color: #d1d5db; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-800 { color: #1f2937; }
.text-gray-900 { color: #111827; }

.bg-white { background-color: #ffffff; }
.bg-black { background-color: #000000; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-gray-300 { background-color: #d1d5db; }
.bg-gray-400 { background-color: #9ca3af; }
.bg-gray-500 { background-color: #6b7280; }
.bg-gray-600 { background-color: #4b5563; }
.bg-gray-700 { background-color: #374151; }
.bg-gray-800 { background-color: #1f2937; }
.bg-gray-900 { background-color: #111827; }

/* 颜色类 - 自定义主题色 */
.text-primary { color: #3b82f6; }
.text-secondary { color: #10b981; }
.text-accent { color: #f59e0b; }
.text-dark { color: #1f2937; }
.text-light { color: #f3f4f6; }

.bg-primary { background-color: #3b82f6; }
.bg-secondary { background-color: #10b981; }
.bg-accent { background-color: #f59e0b; }
.bg-dark { background-color: #1f2937; }
.bg-light { background-color: #f3f4f6; }

/* 带透明度的颜色类 */
.bg-primary\/10 { background-color: rgba(59, 130, 246, 0.1); }
.bg-primary\/20 { background-color: rgba(59, 130, 246, 0.2); }
.bg-primary\/50 { background-color: rgba(59, 130, 246, 0.5); }
.bg-secondary\/10 { background-color: rgba(16, 185, 129, 0.1); }
.bg-secondary\/20 { background-color: rgba(16, 185, 129, 0.2); }
.bg-secondary\/50 { background-color: rgba(16, 185, 129, 0.5); }

/* 边框和阴影 */
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-transparent { border-color: transparent; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }

.shadow { box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06); }
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }

/* 其他工具类 */
.object-cover { object-fit: cover; }
.overflow-hidden { overflow: hidden; }
.cursor-pointer { cursor: pointer; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.top-0 { top: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* 过渡效果 */
.transition { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter, -webkit-backdrop-filter; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.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: 150ms; }
.transition-opacity { transition-property: opacity; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.duration-700 { transition-duration: 700ms; }

/* 变换 */
.transform { transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y)); }
.translate-x-0 { --tw-translate-x: 0; }
.translate-y-0 { --tw-translate-y: 0; }
.translate-y-1 { --tw-translate-y: 0.25rem; }
.translate-y-2 { --tw-translate-y: 0.5rem; }
.translate-y-3 { --tw-translate-y: 0.75rem; }
.translate-y-4 { --tw-translate-y: 1rem; }
.-translate-y-1 { --tw-translate-y: -0.25rem; }
.-translate-y-2 { --tw-translate-y: -0.5rem; }
.-translate-y-3 { --tw-translate-y: -0.75rem; }
.-translate-y-4 { --tw-translate-y: -1rem; }
.-translate-y-5 { --tw-translate-y: -1.25rem; }
.-translate-y-10 { --tw-translate-y: -2.5rem; }
.scale-100 { --tw-scale-x: 1; --tw-scale-y: 1; }
.scale-105 { --tw-scale-x: 1.05; --tw-scale-y: 1.05; }
.scale-110 { --tw-scale-x: 1.1; --tw-scale-y: 1.1; }
.hover\:scale-110:hover { --tw-scale-x: 1.1; --tw-scale-y: 1.1; }

/* 透明度 */
.opacity-0 { opacity: 0; }
.opacity-10 { opacity: 0.1; }
.opacity-20 { opacity: 0.2; }
.opacity-30 { opacity: 0.3; }
.opacity-40 { opacity: 0.4; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-70 { opacity: 0.7; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }
.opacity-100 { opacity: 1; }

/* 显示/隐藏 */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.hidden { display: none; }
.invisible { visibility: hidden; }
.visible { visibility: visible; }

/* 背景和渐变 */
.bg-cover { background-size: cover; }
.bg-contain { background-size: contain; }
.bg-center { background-position: center; }
.bg-no-repeat { background-repeat: no-repeat; }

/* 滚动 */
.scroll-auto { scroll-behavior: auto; }
.scroll-smooth { scroll-behavior: smooth; }
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }

/* 交互 */
.select-none { -webkit-user-select: none; -moz-user-select: none; user-select: none; }
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* 滤镜 */
.filter { filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow); }
.drop-shadow { --tw-drop-shadow: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1)) drop-shadow(0 1px 1px rgba(0, 0, 0, 0.06)); }

/* 文字截断 */
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.line-clamp-1 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 1; }
.line-clamp-2 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.line-clamp-3 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }

/* 响应式断点 */
@media (min-width: 640px) { /* sm */
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:p-6 { padding: 1.5rem; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
}

@media (min-width: 768px) { /* md */
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:px-8 { padding-left: 2rem; padding-right: 2rem; }
}

@media (min-width: 1024px) { /* lg */
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:px-12 { padding-left: 3rem; padding-right: 3rem; }
}

@media (min-width: 1280px) { /* xl */
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}