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

/* 字体引入 */
@import url('https://fonts.loli.net/css2?family=Noto+Serif+SC:wght@200;300;400&display=swap');

/* 全局变量定义 */
:root {
  --bg-color: #F9F9F9;
  --text-color: #222222;
  --nav-hover-color: #666666;
  --transition-smooth: 0.4s ease-out;
  --transition-fade: 0.3s ease;
}

/* 基础样式 */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Noto Serif SC', 'Helvetica Neue', serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-weight: 200;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 导航栏样式 */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem 0;
  background-color: rgba(249, 249, 249, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  gap: 3rem;
}

nav a {
  font-size: 0.9rem;
  color: var(--text-color);
  text-decoration: none;
  letter-spacing: 0.1em;
  position: relative;
  transition: color var(--transition-smooth);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 0.5px;
  background-color: var(--nav-hover-color);
  transition: width var(--transition-smooth), left var(--transition-smooth);
}

nav a:hover::after {
  width: 100%;
  left: 0;
}

/* 页面容器 */
.page-container {
  min-height: 100vh;
  opacity: 0;
  animation: fadeIn var(--transition-fade) forwards;
}

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

/* 首页样式 */
.hero-section {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  writing-mode: vertical-rl;
  font-size: 1.8rem;
  font-weight: 200;
  letter-spacing: 0.3em;
  color: var(--text-color);
  text-shadow: 0 2px 10px rgba(249, 249, 249, 0.3);
}

/* 系列页样式 */
.series-container {
  display: flex;
  min-height: 100vh;
  padding-top: 6rem;
}

.series-left {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.series-main-img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  transition: transform var(--transition-smooth);
}

.series-main-img:hover {
  transform: scale(1.02);
}

.series-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem;
  gap: 3rem;
}

.series-concept {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  line-height: 2;
  color: var(--text-color);
}

.series-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.detail-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.detail-img:hover {
  transform: scale(1.02);
}

/* 细节页样式 */
.details-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4rem;
  padding: 8rem 4rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.detail-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.detail-macro-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.detail-macro-img:hover {
  transform: scale(1.02);
}

.detail-label {
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 0.2em;
}

/* 页脚样式 */
footer {
  text-align: center;
  padding: 3rem 0;
  font-size: 0.75rem;
  font-weight: 200;
  letter-spacing: 0.1em;
  color: var(--text-color);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .series-container {
    flex-direction: column;
  }
  
  .series-right {
    padding: 2rem;
  }
  
  .details-container {
    grid-template-columns: 1fr;
    padding: 6rem 2rem 2rem;
    gap: 3rem;
  }
  
  nav {
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .hero-text {
    font-size: 1.4rem;
  }
  
  nav a {
    font-size: 0.8rem;
  }
  
  .series-details {
    grid-template-columns: 1fr;
  }
  
  .series-concept {
    font-size: 0.75rem;
  }
}

/* 图片加载优化 */
img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* 禁止文本选择样式 */
.no-select {
  user-select: none;
  -webkit-user-select: none;
}

/* 平滑过渡效果 */
a, img, .detail-item {
  transition: all var(--transition-smooth);
}