/* ============================================
   全局样式 - 时尚女装展示网站
   ============================================ */

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

:root {
  --color-white: #FFFFFF;
  --color-off-white: #FAF9F6;
  --color-gray-light: #F5F5F5;
  --color-gray-dark: #333333;
  --color-accent-cream: #F5E6D3;
  --color-accent-blue: #B8C5D6;
  --color-accent-pink: #E8C4C4;
  --font-primary: 'Source Han Sans CN Light', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-secondary: 'Inter', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-white);
  color: var(--color-gray-dark);
  line-height: 1.6;
  font-weight: 300;
  overflow-x: hidden;
}

/* 导航栏 */
.nav-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(51, 51, 51, 0.08);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 2px;
  color: var(--color-gray-dark);
}

.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav-links a {
  position: relative;
  color: var(--color-gray-dark);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 1px;
  transition: var(--transition-smooth);
  opacity: 0.7;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gray-dark);
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  opacity: 1;
}

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

.nav-links a.active {
  opacity: 1;
  font-weight: 400;
}

/* 主内容区域 */
main {
  margin-top: 80px;
}

section {
  padding: 5rem 3rem;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
}

/* 标题样式 */
h1, h2, h3 {
  font-weight: 300;
  letter-spacing: 2px;
  margin-bottom: 2rem;
}

h1 {
  font-size: 3.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 2.5rem;
  text-align: center;
}

h3 {
  font-size: 1.5rem;
}

/* 轮播图 */
.hero-slider {
  height: calc(100vh - 80px);
  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-text {
  position: absolute;
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--color-white);
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: 3px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
  padding: 2rem 4rem;
  width: 100%;
}

/* 精选橱窗 - 瀑布流 */
.featured-section {
  background: var(--color-off-white);
}

.masonry-grid {
  column-count: 3;
  column-gap: 2rem;
  margin-top: 3rem;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.masonry-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition-smooth);
}

.masonry-item:hover img {
  transform: scale(1.03);
}

/* 灵感词云 */
.inspiration-section {
  background: var(--color-gray-light);
  min-height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.keyword-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  max-width: 1000px;
  margin-top: 3rem;
}

.keyword {
  font-size: 1.2rem;
  color: var(--color-gray-dark);
  letter-spacing: 2px;
  padding: 1rem 2rem;
  opacity: 0.6;
  transition: var(--transition-smooth);
}

.keyword:nth-child(2n) {
  font-size: 1.8rem;
  opacity: 0.8;
}

.keyword:nth-child(3n) {
  font-size: 1.5rem;
  opacity: 0.7;
}

.keyword:hover {
  opacity: 1;
  color: var(--color-accent-blue);
}

/* 系列导航 */
.series-nav {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 3rem 0;
  border-bottom: 1px solid rgba(51, 51, 51, 0.1);
}

.series-tab {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  letter-spacing: 2px;
  color: var(--color-gray-dark);
  opacity: 0.5;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition-smooth);
}

.series-tab:hover,
.series-tab.active {
  opacity: 1;
  border-bottom-color: var(--color-gray-dark);
}

/* 系列主视觉 */
.series-hero {
  position: relative;
  height: 60vh;
  margin-bottom: 5rem;
  overflow: hidden;
}

.series-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.series-description {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  color: var(--color-white);
  padding: 3rem;
  text-align: center;
}

.series-description h2 {
  margin-bottom: 1rem;
}

.series-description p {
  font-size: 1.2rem;
  letter-spacing: 1px;
  max-width: 800px;
  margin: 0 auto;
}

/* 造型画廊 */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin: 5rem 0;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: auto;
  transition: var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.gallery-caption {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.95rem;
  color: var(--color-gray-dark);
  letter-spacing: 1px;
  opacity: 0.8;
}

/* 细节特写 */
.details-section {
  background: var(--color-off-white);
  padding: 5rem 3rem;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-top: 3rem;
}

.detail-item img {
  width: 100%;
  height: auto;
}

/* 美学页面 - 风格专辑 */
.style-album {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 3rem;
  margin: 5rem 0;
  align-items: center;
}

.style-image img {
  width: 100%;
  height: auto;
  transition: var(--transition-smooth);
}

.style-image:hover img {
  transform: scale(1.03);
}

.style-text h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.style-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  letter-spacing: 1px;
  opacity: 0.9;
}

/* 灵感图板 */
.inspiration-board {
  background: var(--color-gray-light);
  padding: 5rem 3rem;
}

.mood-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.mood-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

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

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

/* 页脚 */
footer {
  text-align: center;
  padding: 3rem;
  background: var(--color-white);
  border-top: 1px solid rgba(51, 51, 51, 0.08);
  font-size: 0.9rem;
  letter-spacing: 2px;
  color: var(--color-gray-dark);
  opacity: 0.6;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  nav {
    padding: 1.5rem 2rem;
  }

  .nav-links {
    gap: 2rem;
  }

  section {
    padding: 4rem 2rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .masonry-grid {
    column-count: 2;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .style-album {
    grid-template-columns: 1fr;
  }

  .mood-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  nav {
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
  }

  .nav-links {
    gap: 1.5rem;
    font-size: 0.9rem;
  }

  section {
    padding: 3rem 1.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .slide-text {
    font-size: 1.8rem;
    padding: 1.5rem 2rem;
  }

  .masonry-grid {
    column-count: 1;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .series-nav {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

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

  .keyword-cloud {
    gap: 1rem;
  }

  .keyword {
    font-size: 1rem;
  }

  .keyword:nth-child(2n) {
    font-size: 1.3rem;
  }

  .keyword:nth-child(3n) {
    font-size: 1.1rem;
  }
}

/* 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 */
.smooth-scroll {
  scroll-behavior: smooth;
}