/* 全局样式文件 - 现代简约时尚女装网站 */

/* 全局重置与基础设置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* 中性色调 */
  --color-ivory: #faf9f6;
  --color-gray: #8b8b8b;
  --color-oatmeal: #e8dcc4;
  --color-charcoal: #2d2d2d;
  
  /* 大地色系 */
  --color-terracotta: #c0917b;
  --color-olive: #6b7456;
  --color-deep-blue: #36454f;
  
  /* 金属质感 */
  --color-light-gold: #d4af37;
  --color-platinum: #e5e4e2;
  --color-bronze: #cd7f32;
  
  /* 间距系统 */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* 字体系统 */
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-secondary: Georgia, "Times New Roman", serif;
  
  /* 行高 */
  --line-height-tight: 1.4;
  --line-height-normal: 1.6;
  --line-height-loose: 1.8;
}

body {
  font-family: var(--font-primary);
  color: var(--color-charcoal);
  background-color: var(--color-ivory);
  line-height: var(--line-height-loose);
  overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-platinum);
}

.navbar nav {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
}

.navbar a {
  color: var(--color-charcoal);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  transition: color 0.3s ease;
  position: relative;
}

.navbar a:hover {
  color: var(--color-gray);
}

.navbar a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-charcoal);
}

/* 容器布局 */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
  min-height: 60vh;
}

/* 轮播图样式 */
.hero-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  margin-top: 60px;
  overflow: hidden;
}

.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.slide.active {
  opacity: 1;
}

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

.slide-caption {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--color-ivory);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
  max-width: 800px;
  padding: 0 var(--spacing-md);
}

.slide-caption h2 {
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-sm);
}

/* 内容区域 */
.content-section {
  margin-bottom: var(--spacing-xl);
}

.content-section h2 {
  font-size: 1.8rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
  text-align: center;
  color: var(--color-charcoal);
}

.content-section p {
  font-size: 1rem;
  line-height: var(--line-height-loose);
  color: var(--color-gray);
  max-width: 900px;
  margin: 0 auto var(--spacing-md);
  text-align: justify;
}

/* 网格布局 */
.grid {
  display: grid;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* 卡片样式 */
.card {
  position: relative;
  overflow: hidden;
  background: white;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.card img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

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

.card-content h3 {
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-charcoal);
}

.card-content p {
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: var(--line-height-normal);
  text-align: left;
}

/* 工艺展示区 */
.craft-showcase {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.craft-text {
  flex: 1;
}

.craft-image {
  flex: 1;
}

.craft-image img {
  width: 100%;
  height: auto;
  display: block;
}

.craft-detail {
  position: relative;
  padding: var(--spacing-md);
  background: white;
  margin-bottom: var(--spacing-md);
  transition: background 0.3s ease;
}

.craft-detail:hover {
  background: var(--color-oatmeal);
}

.craft-detail h4 {
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
}

/* 页脚样式 */
.footer {
  text-align: center;
  padding: var(--spacing-lg) 0;
  background: var(--color-charcoal);
  color: var(--color-platinum);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

/* 响应式设计 */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
  }
  
  .navbar nav {
    gap: var(--spacing-md);
  }
  
  .navbar a {
    font-size: 0.85rem;
  }
  
  .hero-slider {
    height: 70vh;
  }
  
  .slide-caption h2 {
    font-size: 1.5rem;
  }
  
  .content-section h2 {
    font-size: 1.5rem;
  }
  
  .content-section p {
    font-size: 0.95rem;
  }
  
  .craft-showcase {
    flex-direction: column;
  }
  
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .card img {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .navbar nav {
    gap: var(--spacing-sm);
  }
  
  .slide-caption {
    bottom: var(--spacing-md);
  }
  
  .section {
    padding: var(--spacing-md) 0;
  }
}

/* 加载动画 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

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

/* 图片懒加载优化 */
img {
  max-width: 100%;
  height: auto;
}

img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
  opacity: 1;
}