/* 自定义样式 - 服装展示网站 */

:root {
  /* 设计令牌 */
  --color-primary: #f5f5f0;
  --color-secondary: #e8e8e3;
  --color-accent-green: #8a9a8a;
  --color-accent-terracotta: #d4a5a5;
  --color-accent-blue: #a8b5c2;
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-light: #999999;
  
  /* 间距 */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* 动画时长 */
  --transition-fast: 0.3s;
  --transition-normal: 0.5s;
  --transition-slow: 0.8s;
}

/* 平滑滚动 */
html {
  scroll-behavior: smooth;
}

/* 全局字体 */
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 导航栏样式 */
.navbar-blur {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.9);
}

/* 轮播图动画 */
.carousel-fade {
  animation: fadeIn var(--transition-normal) ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 图片悬停效果 */
.image-hover {
  overflow: hidden;
  transition: transform var(--transition-fast) ease;
}

.image-hover:hover {
  transform: scale(1.05);
}

.image-hover img {
  transition: transform var(--transition-normal) ease;
}

.image-hover:hover img {
  transform: scale(1.1);
}

/* 懒加载占位 */
.lazy-image {
  filter: blur(5px);
  transition: filter var(--transition-normal) ease;
}

.lazy-image.loaded {
  filter: blur(0);
}

/* 瀑布流布局 */
.masonry-grid {
  column-count: 4;
  column-gap: var(--spacing-sm);
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: var(--spacing-sm);
}

/* 卡片悬停效果 */
.card-hover {
  transition: all var(--transition-fast) ease;
  position: relative;
}

.card-hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.7) 100%);
  opacity: 0;
  transition: opacity var(--transition-fast) ease;
  z-index: 1;
}

.card-hover:hover::before {
  opacity: 1;
}

.card-hover-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-sm);
  color: white;
  transform: translateY(100%);
  transition: transform var(--transition-fast) ease;
  z-index: 2;
}

.card-hover:hover .card-hover-content {
  transform: translateY(0);
}

/* 筛选按钮样式 */
.filter-btn {
  background: transparent;
  border: 1px solid var(--color-accent-green);
  color: var(--text-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: all var(--transition-fast) ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-accent-green);
  color: white;
}

/* 页面切换动画 */
.page-transition {
  animation: slideUp var(--transition-slow) ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 细节特写图放大镜 */
.magnifier {
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
}

.magnifier img {
  transition: transform var(--transition-fast) ease;
}

.magnifier:hover img {
  transform: scale(1.5);
}

/* 文章排版 */
.article-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: justify;
}

.article-content p {
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* 响应式布局 */
@media (max-width: 1024px) {
  .masonry-grid {
    column-count: 3;
  }
}

@media (max-width: 768px) {
  .masonry-grid {
    column-count: 2;
  }
  
  .article-content p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .masonry-grid {
    column-count: 1;
  }
  
  .filter-btn {
    font-size: 0.875rem;
    padding: 0.25rem 0.75rem;
  }
}

/* 加载动画 */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-secondary);
  border-top: 3px solid var(--color-accent-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 文字渐显效果 */
.text-reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: revealText var(--transition-slow) ease forwards;
}

@keyframes revealText {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

::-webkit-scrollbar-track {
  background: var(--color-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-terracotta);
}