/* 服装美学视觉馆 - 全局样式 */
:root {
  --primary-color: #1a1a1a;
  --secondary-color: #f5f5f5;
  --accent-color: #d4a574;
  --text-primary: #333;
  --text-light: #666;
  --spacing-unit: 2rem;
  --border-radius: 4px;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Helvetica Neue', Arial, '思源黑体', sans-serif;
  background-color: var(--secondary-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

/* 导航样式 */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition);
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 0;
}

nav li {
  margin: 0 1.5rem;
}

nav a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 300;
  font-size: 0.95rem;
  letter-spacing: 1px;
  transition: var(--transition);
  position: relative;
}

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

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

/* 首页轮播样式 */
.hero-carousel {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.carousel-slide.active {
  opacity: 1;
}

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

.hero-content {
  position: absolute;
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: white;
  z-index: 10;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: 3px;
  margin-bottom: 2rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-links {
  display: flex;
  justify-content: center;
  gap: 3rem;
}

.hero-links a {
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 300;
  letter-spacing: 2px;
  padding: 0.8rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition);
}

.hero-links a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
}

/* 卡片网格布局 */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
}

.card {
  background: white;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

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

.card img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: var(--transition);
}

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

.card-content {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-subtitle {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* 风格筛选标签 */
.filter-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
  padding: 0 1rem;
}

.tag {
  padding: 0.5rem 1.5rem;
  background: transparent;
  border: 1px solid var(--primary-color);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.tag:hover,
.tag.active {
  background-color: var(--primary-color);
  color: white;
}

/* 细节展示样式 */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding: 4rem 0;
}

.detail-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
}

.detail-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition);
}

.detail-item:hover img {
  transform: scale(1.1);
}

.detail-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  color: white;
  padding: 1.5rem;
  transform: translateY(100%);
  transition: var(--transition);
}

.detail-item:hover .detail-overlay {
  transform: translateY(0);
}

/* 图片放大查看 */
.image-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  cursor: pointer;
}

.image-modal.active {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-image {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.modal-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  opacity: 0.7;
  transition: var(--transition);
}

.modal-close:hover {
  opacity: 1;
}

/* 页脚样式 */
footer {
  text-align: center;
  padding: 3rem 0;
  color: var(--text-light);
  font-size: 0.9rem;
  letter-spacing: 1px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-links {
    flex-direction: column;
    gap: 1rem;
  }

  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .detail-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero-content h1 {
    font-size: 1.5rem;
  }

  .card img {
    height: 250px;
  }

  .detail-item img {
    height: 200px;
  }
}

/* 页面标题样式 */
.page-title {
  text-align: center;
  padding: 6rem 0 3rem;
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 2px;
  color: var(--text-primary);
}

/* 页面描述样式 */
.page-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
  color: var(--text-light);
  line-height: 1.8;
  font-size: 1.1rem;
}

/* 加载动画 */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--accent-color);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

/* 选择文本样式 */
::selection {
  background-color: var(--accent-color);
  color: white;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--secondary-color);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}