/* style.css - 自定义样式文件，包含响应式布局和动画效果 */

/* 设计令牌 */
:root {
  --color-primary: #2c2c2c;
  --color-secondary: #8a8a8a;
  --color-accent: #c9a961;
  --color-background: #f5f5f5;
  --color-surface: #ffffff;
  --color-text: #333333;
  --font-family-primary: "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
  --spacing-unit: 1rem;
  --border-radius: 8px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* 基础样式重置与优化 */
body {
  font-family: var(--font-family-primary);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 导航栏样式优化 */
header nav {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-subtle);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  transition: var(--transition-smooth);
}

/* 英雄区块 */
.hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
  margin-top: 60px;
}

.hero-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  z-index: 2;
  max-width: 800px;
  padding: 0 var(--spacing-unit);
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-unit);
  letter-spacing: 0.05em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 精选系列展示 */
.featured-series {
  padding: calc(var(--spacing-unit) * 6) 0;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-unit);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

.featured-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.featured-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
}

.featured-card img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.featured-card:hover img {
  transform: scale(1.15);
}

.featured-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: var(--spacing-unit);
  transform: translateY(100%);
  transition: var(--transition-smooth);
}

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

.featured-card-title {
  color: white;
  font-size: 1.1rem;
  font-weight: 500;
  text-align: center;
}

/* 编辑推荐 */
.editor-recommendations {
  padding: calc(var(--spacing-unit) * 6) 0;
  background-color: var(--color-surface);
}

.recommendations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-unit) * 2);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

.recommendation-card {
  background-color: var(--color-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.recommendation-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.recommendation-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.recommendation-card-content {
  padding: var(--spacing-unit);
}

.recommendation-card h3 {
  font-size: 1.2rem;
  margin-bottom: calc(var(--spacing-unit) / 2);
  color: var(--color-primary);
}

.recommendation-card p {
  color: var(--color-secondary);
  font-size: 0.95rem;
}

/* 分类页面样式 */
.categories-container {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: calc(var(--spacing-unit) * 3);
  max-width: 1400px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 4) var(--spacing-unit);
}

.category-tabs {
  display: flex;
  gap: var(--spacing-unit);
  border-bottom: 2px solid var(--color-secondary);
  margin-bottom: calc(var(--spacing-unit) * 2);
  padding-bottom: var(--spacing-unit);
}

.category-tab {
  background: none;
  border: none;
  padding: calc(var(--spacing-unit) / 2) var(--spacing-unit);
  cursor: pointer;
  font-family: var(--font-family-primary);
  font-size: 1rem;
  color: var(--color-secondary);
  transition: var(--transition-smooth);
  position: relative;
}

.category-tab.active,
.category-tab:hover {
  color: var(--color-primary);
}

.category-tab.active::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-accent);
}

.filters-sidebar {
  background-color: var(--color-surface);
  padding: var(--spacing-unit);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-subtle);
  height: fit-content;
  position: sticky;
  top: 80px;
}

.filter-group {
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.filter-group h4 {
  margin-bottom: calc(var(--spacing-unit) / 2);
  color: var(--color-primary);
  font-size: 1rem;
}

.filter-option {
  display: block;
  margin-bottom: calc(var(--spacing-unit) / 2);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-option:hover {
  color: var(--color-accent);
}

.color-filter {
  display: flex;
  gap: calc(var(--spacing-unit) / 2);
  flex-wrap: wrap;
}

.color-option {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.color-option:hover,
.color-option.active {
  border-color: var(--color-primary);
  transform: scale(1.1);
}

.products-waterfall {
  column-count: 4;
  column-gap: var(--spacing-unit);
}

.product-card {
  break-inside: avoid;
  margin-bottom: var(--spacing-unit);
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.product-card img {
  width: 100%;
  height: auto;
  display: block;
}

.product-card-content {
  padding: var(--spacing-unit);
}

.product-icons {
  display: flex;
  gap: calc(var(--spacing-unit) / 2);
  margin-top: calc(var(--spacing-unit) / 2);
}

.product-icon {
  width: 24px;
  height: 24px;
  opacity: 0.7;
  transition: var(--transition-smooth);
}

.product-icon:hover {
  opacity: 1;
  transform: scale(1.1);
}

/* 着装指南页面 */
.guide-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 4) var(--spacing-unit);
}

.seasonal-styles,
.occasional-styles {
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.section-title {
  font-size: 2rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--color-primary);
  text-align: center;
  position: relative;
  padding-bottom: var(--spacing-unit);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
}

.style-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-unit);
}

.style-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.style-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.style-card img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.style-card-content {
  padding: var(--spacing-unit);
}

.style-card h3 {
  color: var(--color-primary);
  margin-bottom: calc(var(--spacing-unit) / 2);
}

.style-card p {
  color: var(--color-secondary);
  font-size: 0.95rem;
}

/* 品质工艺页面 */
.craftsmanship-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 4) var(--spacing-unit);
}

.process-timeline {
  position: relative;
  margin: calc(var(--spacing-unit) * 4) 0;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--color-accent);
}

.timeline-item {
  display: flex;
  margin-bottom: calc(var(--spacing-unit) * 3);
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  flex: 1;
  padding: var(--spacing-unit);
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-subtle);
  margin: 0 var(--spacing-unit);
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-hover);
}

.timeline-dot {
  width: 20px;
  height: 20px;
  background-color: var(--color-accent);
  border-radius: 50%;
  border: 3px solid var(--color-background);
  z-index: 1;
}

.detail-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-unit);
  margin-top: calc(var(--spacing-unit) * 4);
}

.detail-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.detail-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
}

.detail-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.detail-card-content {
  padding: var(--spacing-unit);
}

/* 动态展示页面 */
.gallery-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 4) var(--spacing-unit);
}

.video-section {
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-unit);
}

.video-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.video-card video {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.lookbook-section {
  margin-top: calc(var(--spacing-unit) * 6);
}

.lookbook-scroll {
  display: flex;
  overflow-x: auto;
  gap: var(--spacing-unit);
  padding: var(--spacing-unit) 0;
  scrollbar-width: thin;
  scrollbar-color: var(--color-secondary) var(--color-background);
}

.lookbook-scroll::-webkit-scrollbar {
  height: 8px;
}

.lookbook-scroll::-webkit-scrollbar-track {
  background: var(--color-background);
}

.lookbook-scroll::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: 4px;
}

.lookbook-item {
  flex: 0 0 auto;
  width: 300px;
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.lookbook-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
}

.lookbook-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* 页脚样式 */
footer {
  background-color: var(--color-background);
  border-top: 1px solid var(--color-secondary);
  padding: calc(var(--spacing-unit) * 5) 0;
  text-align: center;
  margin-top: calc(var(--spacing-unit) * 8);
}

footer p {
  color: var(--color-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .products-waterfall {
    column-count: 3;
  }
}

@media (max-width: 992px) {
  .categories-container {
    grid-template-columns: 1fr;
  }
  
  .filters-sidebar {
    position: static;
    margin-bottom: calc(var(--spacing-unit) * 2);
  }
  
  .process-timeline::before {
    left: 30px;
  }
  
  .timeline-item {
    flex-direction: row !important;
    margin-left: 50px;
  }
}

@media (max-width: 768px) {
  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .recommendations-grid {
    grid-template-columns: 1fr;
  }
  
  .products-waterfall {
    column-count: 2;
  }
  
  .style-showcase {
    grid-template-columns: 1fr;
  }
  
  .detail-showcase {
    grid-template-columns: 1fr;
  }
  
  .video-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline-item {
    margin-left: 30px;
  }
}

@media (max-width: 576px) {
  .hero-content h1 {
    font-size: 1.8rem;
  }
  
  .featured-grid {
    grid-template-columns: 1fr;
  }
  
  .products-waterfall {
    column-count: 1;
  }
  
  .lookbook-item {
    width: 250px;
  }
  
  footer {
    padding: calc(var(--spacing-unit) * 3) 0;
  }
}

/* 加载动画 */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeIn 0.6s ease forwards;
}

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

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

/* 图片懒加载占位符 */
.lazy-load {
  background-color: var(--color-secondary);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.lazy-load.loaded {
  opacity: 1;
}

/* 悬停效果增强 */
.hover-lift {
  transition: var(--transition-smooth);
}

.hover-lift:hover {
  transform: translateY(-8px);
}

/* 文字选择颜色优化 */
::selection {
  background-color: var(--color-accent);
  color: white;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
}

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

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

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