/* 杂志风格摄影页面样式 */

:root {
  --primary-color: #1a1a1a;
  --secondary-color: #666666;
  --accent-color: #e0e0e0;
  --background-color: #ffffff;
  --text-color: #1a1a1a;
  --border-color: #e0e0e0;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
  --font-family: 'Helvetica Neue', Arial, sans-serif;
  --font-family-serif: 'Times New Roman', serif;
}

/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body.photography-page {
  font-family: var(--font-family);
  background: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
}

/* 页面头部 */
.photography-header {
  background: var(--primary-color);
  color: white;
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
}

.header-content {
  max-width: 800px;
  margin: 0 auto;
}

.main-title {
  font-family: var(--font-family-serif);
  font-size: 4rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.subtitle {
  font-size: 1.2rem;
  font-weight: 300;
  opacity: 0.8;
  letter-spacing: 0.1em;
}

/* 分类导航 */
.category-nav {
  background: white;
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.nav-btn {
  background: none;
  border: none;
  color: var(--secondary-color);
  font-size: 1rem;
  font-weight: 400;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
}

.nav-btn::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-btn:hover,
.nav-btn.active {
  color: var(--primary-color);
}

.nav-btn.active::after {
  width: 100%;
}

/* 主要内容区域 */
.photography-main {
  padding: 3rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.gallery-container {
  position: relative;
}

/* 网格布局 */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

/* 照片卡片 */
.photo-card {
  background: white;
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
}

.photo-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.photo-container {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.photo-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.photo-info {
  padding: 1.5rem;
}

.photo-category {
  display: inline-block;
  background: var(--primary-color);
  color: white;
  padding: 0.3rem 0.8rem;
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.photo-title {
  font-family: var(--font-family-serif);
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.photo-description {
  color: var(--secondary-color);
  line-height: 1.6;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.photo-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--secondary-color);
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.photo-date,
.photo-location {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* 照片查看器 */
.photo-viewer {
  display: none;
  position: fixed;
  z-index: 9999;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.9);
}

/* 当查看器显示时使用flex布局确保完美居中 */
.photo-viewer.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.viewer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.viewer-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.viewer-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(0,0,0,0.5);
  color: white;
  border: none;
  font-size: 2rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 1001;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.viewer-close:hover {
  background: rgba(0,0,0,0.8);
}

#viewerImage {
  width: 100%;
  height: auto;
  max-height: 70vh;
  object-fit: contain;
}

.viewer-info {
  padding: 2rem;
  background: white;
}

.viewer-info h3 {
  font-family: var(--font-family-serif);
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 400;
}

.viewer-info p {
  color: var(--secondary-color);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.viewer-meta {
  display: flex;
  gap: 2rem;
  font-size: 0.9rem;
  color: var(--secondary-color);
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .main-title {
    font-size: 2.5rem;
  }
  
  .nav-container {
    gap: 1rem;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .photography-main {
    padding: 2rem 1rem;
  }
  
  .viewer-content {
    max-width: 95vw;
    max-height: 95vh;
    margin: 1rem;
  }
  
  .viewer-info {
    padding: 1.5rem;
  }
  
  .viewer-info h3 {
    font-size: 1.5rem;
  }
  
  /* 确保在移动设备上完美居中 */
  .photo-viewer.show {
    padding: 1rem;
  }
}



@media (max-width: 480px) {
  .photography-header {
    padding: 2rem 1rem;
  }
  
  .main-title {
    font-size: 2rem;
  }
  
  .nav-container {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .nav-btn {
    padding: 0.8rem 1rem;
  }
}

/* 黑暗模式 */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-color: #ffffff;
    --secondary-color: #cccccc;
    --accent-color: #333333;
    --background-color: #1a1a1a;
    --text-color: #ffffff;
    --border-color: #333333;
  }
  
  body.photography-page {
    background: var(--background-color);
    color: var(--text-color);
  }
  
  .category-nav {
    background: var(--background-color);
    border-bottom-color: var(--border-color);
  }
  
  .photo-card {
    background: var(--background-color);
    border-color: var(--border-color);
  }
  
  .viewer-content {
    background: var(--background-color);
  }
  
  .viewer-info {
    background: var(--background-color);
  }
}