/* 全局样式文件 - 现代极简主义设计 */

/* 字体导入 */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&display=swap');
@import url('https://fonts.loli.net/css2?family=Noto+Serif+SC:wght@300;400;500;600&display=swap');

/* 全局重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #1a1a1a;
  --color-secondary: #f5f5f5;
  --color-accent: #b89968;
  --color-accent-light: #d4c5a9;
  --color-white: #ffffff;
  --color-gray: #666666;
  --color-light-gray: #e8e8e8;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 32px;
  --spacing-lg: 64px;
  --spacing-xl: 96px;
  --transition: all 0.3s ease;
}

body {
  font-family: 'Noto Serif SC', 'Playfair Display', serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-primary);
  background-color: var(--color-secondary);
  overflow-x: hidden;
}

/* 导航栏样式 */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-light-gray);
  padding: var(--spacing-sm) var(--spacing-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: 2px;
}

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

.nav-links a {
  font-size: 14px;
  color: var(--color-gray);
  text-decoration: none;
  position: relative;
  padding: 8px 0;
  transition: var(--transition);
  letter-spacing: 1px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: var(--transition);
}

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

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

.nav-links a.active {
  color: var(--color-primary);
  font-weight: 500;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-primary);
}

/* 主容器 */
main {
  margin-top: 72px;
}

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

.slide {
  position: absolute;
  top: 0;
  left: 0;
  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;
}

.slide-content {
  position: absolute;
  bottom: var(--spacing-xl);
  left: var(--spacing-lg);
  color: var(--color-white);
  max-width: 600px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.slide-content h1 {
  font-family: 'Playfair Display', serif;
  font-size: 48px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 2px;
}

.slide-content p {
  font-size: 18px;
  line-height: 1.6;
  opacity: 0.95;
}

/* 内容区域 */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.section {
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  letter-spacing: 3px;
  color: var(--color-primary);
}

.section-subtitle {
  font-size: 16px;
  text-align: center;
  color: var(--color-gray);
  margin-bottom: var(--spacing-lg);
  letter-spacing: 1px;
}

/* 精选系列入口 */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.featured-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 3/4;
}

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

.featured-item:hover img {
  transform: scale(1.05);
}

.featured-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  padding: var(--spacing-md);
  color: var(--color-white);
  opacity: 0;
  transition: var(--transition);
}

.featured-item:hover .featured-overlay {
  opacity: 1;
}

.featured-overlay h3 {
  font-family: 'Playfair Display', serif;
  font-size: 24px;
  margin-bottom: 8px;
  letter-spacing: 2px;
}

.featured-overlay p {
  font-size: 14px;
  opacity: 0.9;
}

/* 系列板块 */
.collection-block {
  margin-bottom: var(--spacing-xl);
}

.collection-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.collection-header h2 {
  font-family: 'Playfair Display', serif;
  font-size: 32px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 2px;
}

.collection-header .subtitle {
  font-size: 14px;
  color: var(--color-accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.collection-header p {
  font-size: 16px;
  color: var(--color-gray);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

.collection-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.collection-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
}

.collection-image.large {
  grid-column: span 2;
  grid-row: span 2;
}

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

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

.image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.6);
  color: var(--color-white);
  padding: var(--spacing-sm);
  font-size: 14px;
  opacity: 0;
  transition: var(--transition);
}

.collection-image:hover .image-caption {
  opacity: 1;
}

/* 美学故事 */
.aesthetic-story {
  margin-bottom: var(--spacing-xl);
}

.story-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.story-content.reverse {
  direction: rtl;
}

.story-content.reverse > * {
  direction: ltr;
}

.story-text {
  padding: var(--spacing-md);
}

.story-text .label {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.story-text h3 {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
}

.story-text p {
  font-size: 16px;
  color: var(--color-gray);
  line-height: 1.8;
  font-style: italic;
}

.story-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/5;
}

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

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

/* 页脚 */
footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: var(--spacing-md);
  font-size: 14px;
  letter-spacing: 1px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 72px);
    background-color: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    transition: var(--transition);
  }

  .nav-links.active {
    left: 0;
  }

  .nav-toggle {
    display: block;
  }

  .slide-content {
    left: var(--spacing-md);
    right: var(--spacing-md);
  }

  .slide-content h1 {
    font-size: 32px;
  }

  .slide-content p {
    font-size: 16px;
  }

  .section-title {
    font-size: 28px;
  }

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

  .collection-images {
    grid-template-columns: 1fr;
  }

  .collection-image.large {
    grid-column: span 1;
    grid-row: span 1;
  }

  .story-content {
    grid-template-columns: 1fr;
  }

  .story-content.reverse {
    direction: ltr;
  }

  .collection-header h2 {
    font-size: 24px;
  }

  .story-text h3 {
    font-size: 22px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .slide-content h1 {
    font-size: 24px;
  }

  .section-title {
    font-size: 24px;
  }
}