/* 全局样式 - 风尚维度 */

/* 字体引入 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* CSS变量定义 */
:root {
  --color-bg-primary: #FAF9F7;
  --color-bg-secondary: #F5F5F5;
  --color-text-primary: #2C2C2C;
  --color-text-secondary: #5A5A5A;
  --color-accent: #D4A574;
  --font-family: 'Noto Sans SC', 'Helvetica Neue', sans-serif;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(250, 249, 247, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 20px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(44, 44, 44, 0.1);
  transition: all 0.3s var(--transition-smooth);
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;
  transition: color 0.3s var(--transition-smooth);
  position: relative;
}

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

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

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

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

/* 汉堡菜单 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all 0.3s var(--transition-smooth);
}

/* 主容器 */
.main-container {
  margin-top: 80px;
}

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

.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s var(--transition-smooth);
}

.slide.active {
  opacity: 1;
}

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

.slide-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.slide-content h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 4px;
}

.slide-content p {
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 2px;
}

/* 轮播控制器 */
.slider-controls {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 3;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s var(--transition-smooth);
}

.slider-dot.active {
  background-color: var(--color-accent);
  transform: scale(1.2);
}

/* 区块容器 */
.section {
  padding: 100px 5%;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  letter-spacing: 3px;
}

.section-subtitle {
  font-size: 18px;
  font-weight: 300;
  text-align: center;
  color: var(--color-text-secondary);
  margin-top: -40px;
  margin-bottom: 60px;
  letter-spacing: 1px;
}

/* 精选系列 */
.featured-collections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.collection-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 4px;
  transition: transform 0.4s var(--transition-smooth);
}

.collection-card:hover {
  transform: translateY(-10px);
}

.collection-card img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: transform 0.5s var(--transition-smooth);
}

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

.collection-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  color: #fff;
}

.collection-overlay h3 {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 10px;
}

.collection-overlay p {
  font-size: 14px;
  font-weight: 300;
  opacity: 0;
  transition: opacity 0.3s var(--transition-smooth);
}

.collection-card:hover .collection-overlay p {
  opacity: 1;
}

/* 设计理念 */
.philosophy {
  background-color: var(--color-bg-secondary);
  text-align: center;
  padding: 120px 15%;
}

.philosophy-text {
  font-size: 24px;
  font-weight: 300;
  line-height: 2;
  color: var(--color-text-secondary);
  letter-spacing: 1px;
  max-width: 800px;
  margin: 0 auto;
}

/* 筛选器 */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 12px 30px;
  background-color: transparent;
  border: 1px solid var(--color-text-secondary);
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 16px;
  font-weight: 400;
  transition: all 0.3s var(--transition-smooth);
  border-radius: 30px;
}

.filter-tab:hover,
.filter-tab.active {
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
  border-color: var(--color-text-primary);
}

/* 图片网格 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

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

.grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--transition-smooth);
}

.grid-item:hover img {
  transform: scale(1.08);
}

.grid-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: #fff;
  opacity: 0;
  transition: opacity 0.3s var(--transition-smooth);
}

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

.grid-item-overlay h4 {
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 5px;
}

.grid-item-overlay p {
  font-size: 14px;
  font-weight: 300;
}

/* 模态框 */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.active {
  display: flex;
}

.modal-content {
  position: relative;
  max-width: 1200px;
  max-height: 90vh;
  background-color: var(--color-bg-primary);
  padding: 40px;
  border-radius: 4px;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 30px;
  color: var(--color-text-secondary);
  cursor: pointer;
  background: none;
  border: none;
  transition: color 0.3s var(--transition-smooth);
}

.modal-close:hover {
  color: var(--color-text-primary);
}

.modal-image {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  margin-bottom: 30px;
}

.modal-description h3 {
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 15px;
}

.modal-description p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* 文章卡片 */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 50px;
}

.article-card {
  background-color: var(--color-bg-secondary);
  overflow: hidden;
  transition: transform 0.3s var(--transition-smooth);
}

.article-card:hover {
  transform: translateY(-5px);
}

.article-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.article-content {
  padding: 30px;
}

.article-content h3 {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 15px;
}

.article-content p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* 页脚 */
.footer {
  padding: 40px 20px;
  text-align: center;
  border-top: 1px solid rgba(44, 44, 44, 0.1);
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 300;
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
  .slide-content h1 {
    font-size: 36px;
  }
  
  .section {
    padding: 80px 5%;
  }
  
  .philosophy {
    padding: 100px 10%;
  }
  
  .philosophy-text {
    font-size: 20px;
  }
}

/* 响应式设计 - 移动设备 */
@media (max-width: 768px) {
  .navbar {
    padding: 15px 5%;
  }
  
  .logo {
    font-size: 20px;
  }
  
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-bg-primary);
    flex-direction: column;
    align-items: center;
    padding-top: 50px;
    gap: 30px;
    transition: left 0.3s var(--transition-smooth);
    border-top: 1px solid rgba(44, 44, 44, 0.1);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  
  .slide-content h1 {
    font-size: 28px;
  }
  
  .slide-content p {
    font-size: 16px;
  }
  
  .section {
    padding: 60px 5%;
  }
  
  .section-title {
    font-size: 28px;
    margin-bottom: 40px;
  }
  
  .featured-collections {
    grid-template-columns: 1fr;
  }
  
  .philosophy {
    padding: 80px 5%;
  }
  
  .philosophy-text {
    font-size: 18px;
  }
  
  .filter-tabs {
    gap: 15px;
  }
  
  .filter-tab {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  .image-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .article-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .modal-content {
    padding: 20px;
  }
}