/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-gradient-end) 100%);
  min-height: 100vh;
  color: var(--text-primary);
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius:4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* 文本选择颜色 */
::selection {
  background: var(--primary-color);
  color: var(--white);
}

/* 背景圆形色块 - 视差效果 */
.background-shapes {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.6;
  transition: transform 0.3s ease-out;
  will-change: transform;
}

/* 青色圆形 */
.bg-shape-cyan-1 {
  width: 400px;
  height: 400px;
  background: rgba(0, 191, 165, 0.3);
  top: 10%;
  left: -100px;
}

.bg-shape-cyan-2 {
  width: 300px;
  height: 300px;
  background: rgba(0, 191, 165, 0.25);
  top: 60%;
  right: -50px;
}

/* 蓝色圆形 */
.bg-shape-blue-1 {
  width: 500px;
  height: 500px;
  background: rgba(33, 150, 243, 0.3);
  bottom: -100px;
  left: 20%;
}

.bg-shape-blue-2 {
  width: 350px;
  height: 350px;
  background: rgba(33, 150, 243, 0.25);
  top: 30%;
  right: 30%;
}

.bg-shape-blue-3 {
  width: 250px;
  height: 250px;
  background: rgba(33, 150, 243, 0.2);
  top: 80%;
  left: 60%;
}

/* 红色主题的圆形色块 */
[data-theme="red"] .bg-shape-cyan-1 {
  background: rgba(229, 57, 53, 0.3);
}

[data-theme="red"] .bg-shape-cyan-2 {
  background: rgba(229, 57, 53, 0.25);
}

[data-theme="red"] .bg-shape-blue-1 {
  background: rgba(156, 39, 176, 0.3);
}

[data-theme="red"] .bg-shape-blue-2 {
  background: rgba(156, 39, 176, 0.25);
}

[data-theme="red"] .bg-shape-blue-3 {
  background: rgba(156, 39, 176, 0.2);
}

/* 暗黑主题的圆形色块 */
[data-theme="dark"] .bg-shape-cyan-1 {
  background: rgba(0, 191, 165, 0.2);
}

[data-theme="dark"] .bg-shape-cyan-2 {
  background: rgba(0, 191, 165, 0.15);
}

[data-theme="dark"] .bg-shape-blue-1 {
  background: rgba(77, 208, 225, 0.2);
}

[data-theme="dark"] .bg-shape-blue-2 {
  background: rgba(77, 208, 225, 0.15);
}

[data-theme="dark"] .bg-shape-blue-3 {
  background: rgba(77, 208, 225, 0.1);
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* 文本选择颜色 */
::selection {
  background: var(--primary-color);
  color: var(--white);
}

/* 装饰模糊圆形 */
.decoration {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
}

.decoration-1 {
  width: 300px;
  height: 300px;
  background: var(--primary-light);
  top: -100px;
  left: -100px;
}

.decoration-2 {
  width: 400px;
  height: 400px;
  background: var(--primary-light);
  bottom: -200px;
  right: -200px;
}

.decoration-3 {
  width: 250px;
  height: 250px;
  background: var(--primary-light);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* 毛玻璃效果类 */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.glass-xl {
  background: var(--glass-bg-xl);
  backdrop-filter: blur(var(--glass-blur-xl));
  -webkit-backdrop-filter: blur(var(--glass-blur-xl));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--text-primary);
}

h1 {
  font-size: 18px;
}

h2 {
  font-size: 16px;
}

h3 {
  font-size: 14px;
}

/* 文本样式 */
.text-primary {
  color: var(--primary-color) !important;
}

.text-secondary {
  color: var(--text-secondary) !important;
}

.text-muted {
  color: var(--text-muted) !important;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

/* 链接样式 */
a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

/* 列表样式 */
ul, ol {
  list-style: none;
}

/* 图片样式 */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 辅助类 */
.d-none {
  display: none !important;
}

.d-flex {
  display: flex !important;
}

.d-inline-flex {
  display: inline-flex !important;
}

.flex-column {
  flex-direction: column !important;
}

.align-items-center {
  align-items: center !important;
}

.justify-content-center {
  justify-content: center !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.mb-1 {
  margin-bottom: var(--spacing-sm) !important;
}

.mb-2 {
  margin-bottom: var(--spacing-md) !important;
}

.mb-3 {
  margin-bottom: var(--spacing-lg) !important;
}

.me-1 {
  margin-right: var(--spacing-sm) !important;
}

.me-2 {
  margin-right: var(--spacing-md) !important;
}

.ms-2 {
  margin-left: var(--spacing-md) !important;
}

/* 图标样式 */
i {
  display: inline-block;
  vertical-align: middle;
}

/* 主题切换按钮浮动 */
.theme-toggle-float {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 2px solid var(--primary-color);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary-color);
  transition: all var(--transition-normal);
  z-index: var(--z-sticky);
}

.theme-toggle-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.theme-toggle-float:active {
  transform: scale(0.95);
}

/* 主题切换时的旋转动画 */
.theme-toggle-float.rotating {
  animation: themeRotateFloat 0.3s ease;
}

@keyframes themeRotateFloat {
  from {
    transform: scale(1.1) rotate(0deg);
  }
  to {
    transform: scale(1.1) rotate(360deg);
  }
}

/* 工具提示 */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--text-primary);
  color: var(--white);
  font-size: 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
}

/* 加载动画 */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  border: 3px solid var(--skeleton-border);
  border-left-color: var(--primary-color);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 0.8s linear infinite;
}

/* 骨架屏样式 */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton {
  background: linear-gradient(90deg,
    var(--skeleton-bg-1) 0%,
    var(--skeleton-bg-2) 50%,
    var(--skeleton-bg-3) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
  border-radius: var(--radius-sm);
}

/* 骨架屏卡片 */
.skeleton-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
}

.skeleton-card .skeleton {
  margin-bottom: var(--spacing-sm);
}

.skeleton-title {
  height: 24px;
  width: 60%;
  margin-bottom: var(--spacing-sm);
}

.skeleton-text {
  height: 16px;
  width: 80%;
  margin-bottom: var(--spacing-xs);
}

.skeleton-text-short {
  height: 16px;
  width: 40%;
  margin-bottom: var(--spacing-xs);
}

.skeleton-price {
  height: 40px;
  width: 50%;
  margin-bottom: var(--spacing-sm);
}

.skeleton-tag {
  height: 24px;
  width: 80px;
  border-radius: var(--radius-full);
}

/* 骨架屏表格 */
.skeleton-table-row {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.skeleton-table-row .skeleton {
  flex: 1;
  margin: 0 var(--spacing-xs);
  height: 16px;
}

/* 骨架屏分页 */
.skeleton-pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.skeleton-pagination .skeleton {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
}