/* 全局样式 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400&display=swap');

:root {
  --color-primary: #000000;
  --color-secondary: #666666;
  --color-accent: #E8D5C4;
  --color-background: #FFFFFF;
  --color-surface: #F5F5F5;
  --font-primary: 'Noto Sans SC', sans-serif;
  --font-secondary: 'Playfair Display', serif;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --border-radius: 0.25rem;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  font-weight: 300;
  color: var(--color-primary);
  background-color: var(--color-background);
  line-height: 1.6;
  overflow-x: hidden;
}

/* 导航栏样式 */
.nav-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  color: var(--color-primary);
}

.logo-icon {
  width: 30px;
  height: 30px;
  background: var(--color-primary);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.logo-text {
  font-family: var(--font-secondary);
  font-size: 1.25rem;
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--color-secondary);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  position: relative;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 100%;
}

/* 主容器样式 */
.main-container {
  margin-top: 80px;
  min-height: calc(100vh - 120px);
}

.content-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-sm);
}

/* 页面标题 */
.page-title {
  font-family: var(--font-secondary);
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  font-weight: 400;
}

/* 图片网格样式 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.image-card {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.image-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.image-description {
  padding: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--color-secondary);
  text-align: center;
  line-height: 1.4;
}

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

@media (max-width: 1200px) {
  .masonry-grid {
    column-count: 3;
  }
}

@media (max-width: 768px) {
  .masonry-grid {
    column-count: 2;
  }
}

@media (max-width: 480px) {
  .masonry-grid {
    column-count: 1;
  }
}

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

/* 主视觉区样式 */
.hero-section {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.hero-content {
  text-align: center;
  color: white;
  z-index: 1;
  background: rgba(0, 0, 0, 0.3);
  padding: var(--spacing-lg);
  backdrop-filter: blur(5px);
}

.hero-slogan {
  font-family: var(--font-secondary);
  font-size: 3rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

/* 精选栏目样式 */
.featured-section {
  padding: var(--spacing-lg) 0;
}

.section-title {
  font-family: var(--font-secondary);
  font-size: 1.8rem;
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-weight: 400;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.featured-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  cursor: pointer;
  aspect-ratio: 1;
}

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

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

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

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

/* 标签筛选样式 */
.tag-container {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.tag-button {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
  font-family: var(--font-primary);
}

.tag-button:hover,
.tag-button.active {
  background: var(--color-primary);
  color: white;
}

/* 详情页样式 */
.detail-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-sm);
}

.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.detail-images {
  display: grid;
  gap: var(--spacing-sm);
}

.detail-images img {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

.detail-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.detail-title {
  font-family: var(--font-secondary);
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  font-weight: 400;
}

.detail-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-secondary);
}

/* 工艺页面样式 */
.craft-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.craft-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  align-items: center;
}

.craft-image {
  border-radius: var(--border-radius);
  overflow: hidden;
}

.craft-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.craft-text {
  padding: var(--spacing-sm);
}

.craft-title {
  font-family: var(--font-secondary);
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
  font-weight: 400;
}

.craft-description {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-secondary);
}

/* 页脚样式 */
footer {
  background: var(--color-background);
  padding: var(--spacing-md) 0;
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-text {
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-weight: 300;
  letter-spacing: 0.05em;
}

/* 动画效果 */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-content {
    padding: 0 var(--spacing-sm);
  }

  .nav-links {
    gap: var(--spacing-sm);
  }

  .nav-link {
    font-size: 0.8rem;
  }

  .page-title {
    font-size: 2rem;
  }

  .hero-slogan {
    font-size: 2rem;
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }

  .craft-item {
    grid-template-columns: 1fr;
  }

  .content-wrapper {
    padding: var(--spacing-md) var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .logo-text {
    font-size: 1rem;
  }

  .hero-slogan {
    font-size: 1.5rem;
  }

  .page-title {
    font-size: 1.8rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

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

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 8px;
}

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

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

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