/* 全局变量定义 */
:root {
  /* 主色调 */
  --color-primary: #2F2F2F; /* 高级灰 */
  --color-primary-rgb: 47, 47, 47; /* 高级灰RGB值 */
  --color-secondary: #FAF9F6; /* 米白 */
  --color-secondary-rgb: 250, 249, 246; /* 米白RGB值 */
  --color-accent: #B76E79; /* 陶土红 */
  --color-accent-rgb: 183, 110, 121; /* 陶土红RGB值 */
  --color-gold: #D4AF37; /* 哑光金 */
  --color-gold-rgb: 212, 175, 55; /* 哑光金RGB值 */
  
  /* 文本颜色 */
  --color-text: #2F2F2F;
  --color-text-rgb: 47, 47, 47;
  --color-text-light: #666666;
  --color-text-light-rgb: 102, 102, 102;
  --color-text-inverse: #FAF9F6;
  --color-text-inverse-rgb: 250, 249, 246;
  
  /* 背景颜色 */
  --color-bg-light: #F5F5F5;
  --color-bg-rgb: 245, 245, 245;
  --color-bg-dark: #333333;
  --color-border: #E5E5E5;
  
  /* 字体 */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Lato', sans-serif;
  --font-special: 'Montserrat', sans-serif;
  --font-handwritten: 'Dancing Script', cursive;
  
  /* 过渡动画 */
  --transition-regular: all 0.3s ease;
  --transition-slow: all 0.6s ease;
  
  /* 布局尺寸 */
  --max-width: 1400px;
  --section-padding: 5rem 5%;
  --border-radius: 3px;
  
  /* 阴影效果 */
  --shadow-small: 0 2px 10px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 5px 20px rgba(0, 0, 0, 0.12);
  --shadow-large: 0 8px 30px rgba(0, 0, 0, 0.16);
  
  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, #404040 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, #d3919b 100%);
  --gradient-gold: linear-gradient(135deg, var(--color-gold) 0%, #f1dfa0 100%);
}

/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-secondary);
  color: var(--color-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-regular);
}

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  outline: none;
  transition: var(--transition-regular);
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
}

img {
  max-width: 100%;
  height: auto;
}

/* 导航栏样式 - 更新为吸顶设计 */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 5%;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(250, 249, 246, 0.95);
  z-index: 1000;
  box-shadow: var(--shadow-small);
  transition: var(--transition-regular);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  height: 70px;
}

.navbar.scrolled {
  height: 60px;
  background-color: rgba(47, 47, 47, 0.95);
  color: var(--color-secondary);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* LOGO设计 - 手写字体+缝纫线元素 */
.logo {
  font-family: var(--font-handwritten);
  font-size: 1.8rem;
  position: relative;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  color: var(--color-primary);
  position: relative;
}

.navbar.scrolled .logo a {
  color: var(--color-secondary);
}

.logo-text {
  font-weight: 700;
  transition: var(--transition-regular);
}

.stitch-element {
  margin: 0 5px;
  font-size: 1.2rem;
  color: var(--color-accent);
  display: inline-block;
  position: relative;
  animation: stitch-float 3s infinite alternate;
}

@keyframes stitch-float {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-3px) rotate(5deg); }
}

/* 中部导航菜单 */
.main-nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-nav li {
  position: relative;
}

.main-nav a {
  font-family: var(--font-special);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.5px;
  padding: 0.5rem 0;
  display: block;
  color: var(--color-primary);
  position: relative;
}

.navbar.scrolled .main-nav a {
  color: var(--color-secondary);
}

/* 当前选中项下方显示织物纹理下划线 */
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transform: translateX(-50%);
  transition: width 0.3s ease;
  opacity: 0.8;
}

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

.main-nav li.active a::after {
  width: 100%;
  height: 3px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="6" viewBox="0 0 100 6"><path d="M 0,3 L 100,3" stroke="%23D4AF37" stroke-width="3" stroke-dasharray="2, 3" /></svg>');
}

/* 右侧控制区 */
.nav-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* 语言切换 */
.language-switch {
  display: flex;
  align-items: center;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 20px;
  padding: 4px 10px;
  transition: var(--transition-regular);
}

.navbar.scrolled .language-switch {
  background-color: rgba(250, 249, 246, 0.1);
}

.lang-btn {
  background: none;
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 15px;
  transition: var(--transition-regular);
}

.navbar.scrolled .lang-btn {
  color: var(--color-secondary);
}

.lang-btn.active {
  background-color: var(--color-accent);
  color: white;
}

.lang-separator {
  margin: 0 3px;
  color: rgba(47, 47, 47, 0.3);
  font-weight: 300;
}

.navbar.scrolled .lang-separator {
  color: rgba(250, 249, 246, 0.3);
}

/* 夜间模式切换 */
.theme-toggle {
  width: 36px;
  height: 36px;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition-regular);
}

.navbar.scrolled .theme-toggle {
  background-color: rgba(250, 249, 246, 0.1);
}

.theme-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.theme-toggle .fa-moon {
  color: var(--color-primary);
  position: absolute;
  transition: all 0.4s ease;
  opacity: 1;
  transform: translateY(0);
}

.theme-toggle .fa-sun {
  color: var(--color-gold);
  position: absolute;
  transition: all 0.4s ease;
  opacity: 0;
  transform: translateY(20px);
}

.navbar.scrolled .theme-toggle .fa-moon {
  color: var(--color-secondary);
}

/* 夜间模式激活后的样式 */
body.dark-mode .theme-toggle .fa-moon {
  opacity: 0;
  transform: translateY(-20px);
}

body.dark-mode .theme-toggle .fa-sun {
  opacity: 1;
  transform: translateY(0);
}

/* 首页视觉冲击区 */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.video-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.image-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-secondary);
  max-width: 800px;
  padding: 2rem;
}

.hero-title {
  font-size: 5rem;
  font-family: var(--font-handwritten);
  margin-bottom: 1rem;
  animation: fadeInUp 1.2s ease;
  position: relative;
  display: inline-block;
}

.hero-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 25%;
  width: 50%;
  height: 3px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="6" viewBox="0 0 200 6"><path d="M 0,3 L 200,3" stroke="%23D4AF37" stroke-width="3" stroke-dasharray="3, 5" /></svg>');
  animation: widthExpand 1.5s ease forwards;
  opacity: 0;
  animation-delay: 0.8s;
}

@keyframes widthExpand {
  0% {
    opacity: 0;
    width: 0;
    left: 50%;
  }
  100% {
    opacity: 1;
    width: 50%;
    left: 25%;
  }
}

.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1.2s ease forwards;
  animation-delay: 0.5s;
}

.cta-button {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--color-accent);
  color: white;
  border-radius: 30px;
  font-family: var(--font-special);
  font-weight: 500;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  opacity: 0;
  animation: fadeInUp 1.2s ease forwards;
  animation-delay: 0.8s;
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.3);
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: rgba(212, 175, 55, 0.8);
  z-index: -1;
  transition: width 0.4s ease;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(183, 110, 121, 0.4);
}

.cta-button:hover::before {
  width: 100%;
}

.cta-button:active {
  transform: translateY(-1px);
  box-shadow: 0 5px 10px rgba(183, 110, 121, 0.4);
}

/* 动画效果 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 内容区域调整 */
main {
  padding-top: 0; /* 移除顶部填充，因为hero区域已包含足够空间 */
}

.section-container {
  padding: 5rem 5%;
}

/* 全局标题样式固定 */
h2, h3 {
  position: relative;
  height: auto;
  min-height: 40px;
  margin-bottom: 2rem;
  transform: translateZ(0); /* 启用硬件加速 */
  will-change: transform; /* 优化渲染性能 */
}

/* 添加标题稳定样式 */
.stable-position {
  position: relative;
  z-index: 5;
  transform: none !important; /* 确保没有变换 */
  transition: none !important; /* 移除所有过渡效果 */
  animation: none !important; /* 移除所有动画 */
  backface-visibility: hidden; /* 防止3D变换引起的闪烁 */
  perspective: 1000px; /* 防止3D变换引起的闪烁 */
  will-change: auto; /* 重置willChange属性 */
}

.section-header {
  text-align: center;
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  min-height: 70px;
  width: 100%;
  overflow: visible; /* 允许标题底部装饰线溢出 */
  box-sizing: content-box; /* 确保padding不影响尺寸计算 */
}

.section-header h2 {
  margin-bottom: 0.5rem; /* 减少底部间距 */
  position: relative;
  display: inline-block;
  font-size: 2.5rem;
  letter-spacing: 1px;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

/* 作品展示区 */
.showcase {
  padding: 60px 0;
  background-color: var(--bg-light);
  position: relative;
}

.showcase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/pattern-bg.png');
  background-repeat: repeat;
  background-size: 200px;
  opacity: 0.03;
  pointer-events: none;
}

.showcase-container {
  margin: 40px 0;
}

.showcase-frame {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  background-color: white;
}

.showcase-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.slider-wrapper {
  display: flex;
  transition: transform 0.7s cubic-bezier(0.25, 1, 0.5, 1);
  height: auto;
  min-height: 460px;
  background-color: #f9f9f9;
}

.slide {
  flex: 0 0 100%;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px;
  background-color: white;
}

.slide img {
  max-width: 100%;
  max-height: 500px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.5s ease;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.slider-controls {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  background-color: white;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.prev-btn, .next-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #f3f3f3;
  color: #333;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.3s ease;
  z-index: 2;
}

.prev-btn:hover, .next-btn:hover {
  background-color: #e5e5e5;
  transform: scale(1.05);
}

.prev-btn:active, .next-btn:active {
  transform: scale(0.95);
}

.slider-dots {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #ddd;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.dot::after {
  content: '';
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  border-radius: 50%;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}

.dot.active {
  background-color: #333;
  transform: scale(1.2);
}

.dot.active::after {
  border-color: rgba(0, 0, 0, 0.2);
}

.dot:hover {
  background-color: #bbb;
}

/* 统计面板样式 - VOGUE风格 */
.stats-dashboard {
  display: flex;
  justify-content: space-between;
  gap: 3rem;
  margin: 3rem auto;
  max-width: 1200px;
  padding: 1.5rem 0;
  position: relative;
}

.stats-dashboard::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-accent), transparent);
}

.stats-dashboard::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-accent), transparent);
}

.stat-item {
  flex: 1;
  padding: 2rem;
  background-color: transparent;
  position: relative;
  text-align: center;
  transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
  animation: fadeInStat 0.8s ease-out backwards;
}

.stat-item:nth-child(1) {
  animation-delay: 0.2s;
}

.stat-item:nth-child(2) {
  animation-delay: 0.4s;
}

.stat-item:nth-child(3) {
  animation-delay: 0.6s;
}

.stat-item:nth-child(4) {
  animation-delay: 0.8s;
}

.stat-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(var(--color-accent-rgb), 0.3), transparent);
}

.stat-item:last-child::after {
  display: none;
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  position: relative;
  display: inline-block;
  transition: all 0.4s ease;
}

.stat-value::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.stat-item:hover .stat-value {
  transform: scale(1.05);
  color: var(--color-gold);
}

.stat-item:hover .stat-value::after {
  width: 60px;
  background: var(--color-gold);
}

.stat-label {
  font-family: var(--font-special);
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-top: 1.5rem;
  opacity: 0.8;
  transition: all 0.3s ease;
  padding-top: 5px;
}

.stat-item:hover .stat-label {
  opacity: 1;
  color: var(--color-text);
}

@keyframes fadeInStat {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 响应式调整 */
@media (max-width: 768px) {
  .stats-dashboard {
    flex-direction: column;
    gap: 2rem;
    padding: 2rem 1rem;
  }
  
  .stat-item {
    padding: 1.5rem 0;
  }
  
  .stat-item::after {
    right: 0;
    top: auto;
    bottom: 0;
    height: 1px;
    width: 70%;
    left: 15%;
    background: linear-gradient(to right, transparent, rgba(var(--color-accent-rgb), 0.3), transparent);
  }
  
  .stat-value {
    font-size: 2.4rem;
  }
}

@media (max-width: 480px) {
  .stats-dashboard {
    margin: 2rem auto;
    gap: 1.5rem;
  }
  
  .stat-item {
    padding: 1rem 0;
  }
  
  .stat-value {
    font-size: 2rem;
  }
  
  .stat-label {
    font-size: 0.8rem;
    letter-spacing: 1.5px;
  }
}

/* 创意工坊区域 */
.workshop {
  padding: 6rem 0;
  background-color: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

.workshop::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-gold);
  opacity: 0.7;
}

.subsection-title {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.subsection-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 2px;
}

.subsection-description {
  font-size: 1.1rem;
  color: var(--color-primary);
  opacity: 0.8;
  max-width: 700px;
  margin-bottom: 3rem;
}

/* 材质图书馆 */
.material-library {
  margin-bottom: 6rem;
}

/* 三维材质墙 */
.material-wall-container {
  position: relative;
  width: 100%;
  height: 500px;
  background: linear-gradient(145deg, rgba(47, 47, 47, 0.05), rgba(47, 47, 47, 0.1));
  border-radius: 15px;
  overflow: hidden;
  margin-bottom: 2rem;
  border: 1px solid rgba(47, 47, 47, 0.1);
  box-shadow: var(--shadow-small);
}

.wall-controls {
  position: absolute;
  top: 15px;
  right: 15px;
  z-index: 5;
  display: flex;
  gap: 10px;
}

.wall-control-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(250, 249, 246, 0.9);
  color: var(--color-primary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.wall-control-btn:hover {
  background-color: var(--color-accent);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.material-wall {
  width: 100%;
  height: 100%;
  position: relative;
  perspective: 1000px;
}

.loading-materials {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(183, 110, 121, 0.3);
  border-top: 4px solid var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.material-categories {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.category-btn {
  padding: 10px 20px;
  background-color: rgba(47, 47, 47, 0.05);
  border: 1px solid rgba(47, 47, 47, 0.1);
  border-radius: 25px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.category-btn:hover {
  background-color: rgba(47, 47, 47, 0.1);
  transform: translateY(-2px);
}

.category-btn.active {
  background-color: var(--color-accent);
  color: white;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

/* 材质档案弹窗 */
.material-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  overflow-y: auto;
  padding: 20px;
}

.material-modal.active {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background-color: var(--color-secondary);
  width: 90%;
  max-width: 1000px;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-large);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  border-bottom: 1px solid rgba(47, 47, 47, 0.1);
}

.modal-header h3 {
  font-size: 1.8rem;
  color: var(--color-primary);
  margin: 0;
}

.close-modal {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.close-modal:hover {
  color: var(--color-accent);
  transform: rotate(90deg);
}

.modal-body {
  padding: 25px;
  overflow-y: auto;
  flex: 1;
}

.material-preview {
  display: flex;
  margin-bottom: 30px;
  gap: 20px;
}

.material-3d-preview {
  width: 60%;
  height: 300px;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 10px;
  position: relative;
}

.material-texture {
  width: 40%;
  height: 300px;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.material-properties {
  margin-bottom: 30px;
}

.material-properties h4 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.properties-chart {
  height: 200px;
  margin-bottom: 20px;
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  padding: 15px;
  border: 1px solid rgba(47, 47, 47, 0.05);
}

.properties-data {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
}

.property-item {
  flex: 1;
  min-width: 150px;
  background-color: rgba(47, 47, 47, 0.03);
  padding: 15px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.property-label {
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.7;
}

.property-value {
  font-family: var(--font-special);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--color-primary);
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.unit {
  font-size: 0.8rem;
  opacity: 0.6;
}

.material-metrics {
  display: flex;
  gap: 30px;
  margin-bottom: 30px;
}

.difficulty-meter,
.sustainability-index {
  flex: 1;
  padding: 20px;
  background-color: rgba(47, 47, 47, 0.03);
  border-radius: 10px;
}

.difficulty-meter h4,
.sustainability-index h4 {
  font-size: 1.2rem;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.needle-icons {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.needle-icon {
  width: 20px;
  height: 30px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><path fill="%23B76E79" d="M16,2 L18,5 L18,25 L16,32 L14,25 L14,5 L16,2 Z"/></svg>');
  background-repeat: no-repeat;
  background-size: contain;
  transition: all 0.3s ease;
}

.needle-icon.inactive {
  opacity: 0.3;
}

.difficulty-text {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-style: italic;
}

.carbon-footprint {
  display: flex;
  align-items: center;
  gap: 20px;
}

.carbon-chart {
  width: 100px;
  height: 100px;
  position: relative;
}

.carbon-data {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.carbon-value {
  font-family: var(--font-special);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-primary);
}

.carbon-unit {
  font-size: 0.8rem;
  opacity: 0.7;
}

.carbon-comparison {
  font-size: 0.85rem;
  font-style: italic;
  color: #2a9d8f;
}

.material-applications {
  margin-bottom: 20px;
}

.material-applications h4 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
}

.application-item {
  background-color: rgba(47, 47, 47, 0.03);
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

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

.application-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.application-title {
  padding: 10px;
  font-size: 0.9rem;
  text-align: center;
  color: var(--color-primary);
}

.modal-footer {
  padding: 20px 25px;
  display: flex;
  justify-content: flex-end;
  gap: 15px;
  border-top: 1px solid rgba(47, 47, 47, 0.1);
}

.btn {
  padding: 10px 20px;
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
}

.btn-outline:hover {
  background-color: rgba(183, 110, 121, 0.1);
  transform: translateY(-2px);
}

.btn-primary {
  background-color: var(--color-accent);
  border: none;
  color: white;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

.btn-primary:hover {
  background-color: #c57d87;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

/* AR材质扫描器 */
.ar-scanner {
  margin-top: 5rem;
  background: linear-gradient(145deg, rgba(47, 47, 47, 0.02), rgba(47, 47, 47, 0.05));
  border-radius: 15px;
  padding: 30px;
  border: 1px solid rgba(47, 47, 47, 0.05);
}

.scanner-intro {
  text-align: center;
  margin-bottom: 30px;
}

.scanner-intro h3 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.scanner-intro p {
  font-size: 1.1rem;
  color: var(--color-primary);
  opacity: 0.8;
  max-width: 600px;
  margin: 0 auto;
}

.scanner-container {
  display: flex;
  gap: 30px;
  margin-bottom: 30px;
}

.upload-area {
  flex: 1;
  height: 300px;
  background-color: rgba(250, 249, 246, 0.8);
  border: 2px dashed rgba(47, 47, 47, 0.2);
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.upload-area:hover {
  background-color: rgba(250, 249, 246, 0.9);
  border-color: var(--color-accent);
}

.upload-area i {
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.7;
}

.upload-area p {
  font-size: 1.2rem;
  color: var(--color-primary);
}

.upload-note {
  font-size: 0.85rem;
  color: var(--color-primary);
  opacity: 0.6;
}

.scan-result {
  flex: 1;
  height: 300px;
  background-color: rgba(250, 249, 246, 0.8);
  border-radius: 15px;
  overflow: hidden;
  position: relative;
}

.result-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.result-placeholder i {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.3;
}

.result-placeholder p {
  font-size: 1.1rem;
  color: var(--color-primary);
  opacity: 0.5;
}

.scanner-examples {
  margin-top: 30px;
}

.scanner-examples h4 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  text-align: center;
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.example-item {
  background-color: rgba(250, 249, 246, 0.8);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.example-item img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

.example-item span {
  display: block;
  padding: 10px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-primary);
}

/* 改造实验室 */
.remodel-lab {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid rgba(47, 47, 47, 0.1);
}

.coming-soon {
  height: 300px;
  background-color: rgba(47, 47, 47, 0.03);
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.coming-soon i {
  font-size: 3.5rem;
  color: var(--color-accent);
  opacity: 0.6;
}

.coming-soon p {
  font-size: 1.3rem;
  color: var(--color-primary);
  opacity: 0.7;
}

/* 响应式调整 */
@media (max-width: 992px) {
  .material-preview {
    flex-direction: column;
  }
  
  .material-3d-preview, .material-texture {
    width: 100%;
    height: 250px;
  }
  
  .material-metrics {
    flex-direction: column;
  }
  
  .scanner-container {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .wall-controls {
    top: 10px;
    right: 10px;
  }
  
  .wall-control-btn {
    width: 35px;
    height: 35px;
    font-size: 0.85rem;
  }
  
  .material-wall-container {
    height: 400px;
  }
}

/* 3D效果和动画 */
.card-3d {
  perspective: 1000px;
  transition: var(--transition-slow);
}

.card-3d:hover {
  transform: scale(1.05);
}

.card-3d .card-inner {
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.card-3d:hover .card-inner {
  transform: rotateY(180deg);
}

.card-3d .card-front,
.card-3d .card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
}

.card-3d .card-back {
  transform: rotateY(180deg);
}

/* 按钮波纹效果 */
.ripple-button {
  position: relative;
  overflow: hidden;
}

.ripple-button span {
  position: absolute;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  pointer-events: none;
  transform: scale(0);
  animation: ripple 0.6s linear;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 微交互动画 */
.icon-hover {
  transition: transform 0.3s ease;
}

.icon-hover:hover {
  transform: scale(1.2);
}

.chat-input.input-active {
  background-color: rgba(47, 47, 47, 1);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
}

.chat-input.input-active input {
  border-color: var(--color-accent);
  background-color: rgba(250, 249, 246, 0.1);
  box-shadow: 0 0 5px rgba(183, 110, 121, 0.3);
}

/* 添加消息动画效果 */
.message:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  z-index: 5;
}

.user-message::after {
  content: '';
  position: absolute;
  top: 10px;
  right: -8px;
  width: 0;
  height: 0;
  border-left: 8px solid rgba(183, 110, 121, 0.3);
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}

.system-message::after {
  content: '';
  position: absolute;
  top: 10px;
  left: -8px;
  width: 0;
  height: 0;
  border-right: 8px solid rgba(250, 249, 246, 0.15);
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}

/* 输入框占位符动画 */
@keyframes placeholderShine {
  0% {
    opacity: 0.5;
  }
  50% {
    opacity: 0.8;
  }
  100% {
    opacity: 0.5;
  }
}

.chat-input input::placeholder {
  animation: placeholderShine 2s infinite;
}

/* 精致的滚动条样式 */
.chat-messages::-webkit-scrollbar,
.chat-sidebar::-webkit-scrollbar {
  width: 6px;
}

.chat-messages::-webkit-scrollbar-track,
.chat-sidebar::-webkit-scrollbar-track {
  background: rgba(250, 249, 246, 0.05);
  border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb,
.chat-sidebar::-webkit-scrollbar-thumb {
  background: rgba(183, 110, 121, 0.3);
  border-radius: 3px;
  transition: background 0.3s ease;
}

.chat-messages::-webkit-scrollbar-thumb:hover,
.chat-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(183, 110, 121, 0.5);
}

/* 夜间微光效果 */
@keyframes softGlow {
  0% {
    box-shadow: 0 0 5px rgba(183, 110, 121, 0.2),
                0 0 10px rgba(212, 175, 55, 0.1);
  }
  50% {
    box-shadow: 0 0 10px rgba(183, 110, 121, 0.3),
                0 0 15px rgba(212, 175, 55, 0.2);
  }
  100% {
    box-shadow: 0 0 5px rgba(183, 110, 121, 0.2),
                0 0 10px rgba(212, 175, 55, 0.1);
  }
}

.chat-interface {
  animation: softGlow 5s infinite alternate;
}

/* 进度通知样式 */
.progress-notification {
  position: fixed;
  top: 30px;
  right: 30px;
  background-color: white;
  border-radius: 8px;
  padding: 15px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: flex-start;
  gap: 15px;
  max-width: 350px;
  z-index: 1000;
  animation: slide-in 0.3s ease;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.progress-notification.fade-out {
  opacity: 0;
  transform: translateX(30px);
}

.notification-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}

.notification-icon.success {
  background-color: #4caf50;
  color: white;
}

.notification-icon.error {
  background-color: #f44336;
  color: white;
}

.notification-icon.info {
  background-color: #2196f3;
  color: white;
}

.notification-content {
  flex: 1;
}

.notification-content h4 {
  margin: 0 0 5px;
  color: #333;
  font-size: 1rem;
}

.notification-content p {
  margin: 0;
  color: #666;
  font-size: 0.9rem;
}

/* 加载动画 */
.loading-spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: #ffeb3b;
  animation: spin 1s linear infinite;
}

.progress-notification.updating {
  background-color: #fcfcfc;
  border-left: 3px solid #ffeb3b;
}

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

@keyframes slide-in {
  from {
    transform: translateX(50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* 刷新按钮样式更新 */
.refresh-tracking {
  background-color: #f0f0f0;
  transition: all 0.3s ease;
  padding: 12px 20px;
  font-size: 1.1rem;
  font-family: var(--font-special);
  font-weight: 500;
  letter-spacing: 0.5px;
  border-radius: 8px;
  color: var(--color-primary);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 20px auto;
  width: auto;
  min-width: 200px;
}

.refresh-tracking:hover {
  background-color: #e0e0e0;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.refresh-tracking:active {
  transform: translateY(1px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.refresh-tracking.refreshing {
  background-color: #fffbe5;
  color: #6b5900;
  pointer-events: none;
}

.refresh-tracking::before {
  content: '🔄';
  margin-right: 10px;
  font-size: 1.2rem;
  display: inline-block;
  transition: transform 0.3s ease;
}

.refresh-tracking:hover::before {
  transform: rotate(90deg);
}

/* 添加标题稳定样式 */
.stable-position {
  position: relative;
  z-index: 5;
  transform: none !important; /* 确保没有变换 */
  transition: none !important; /* 移除所有过渡效果 */
  animation: none !important; /* 移除所有动画 */
  backface-visibility: hidden; /* 防止3D变换引起的闪烁 */
  perspective: 1000px; /* 防止3D变换引起的闪烁 */
  will-change: auto; /* 重置willChange属性 */
}

.section-header {
  text-align: center;
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  min-height: 70px;
  width: 100%;
  overflow: visible; /* 允许标题底部装饰线溢出 */
  box-sizing: content-box; /* 确保padding不影响尺寸计算 */
}

.section-header h2 {
  margin-bottom: 0.5rem; /* 减少底部间距 */
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-gold);
}

/* 美化订阅更新板块 */
.newsletter {
  position: relative;
  padding: 2rem;
  background: linear-gradient(145deg, rgba(47, 47, 47, 0.8), rgba(37, 37, 37, 0.9));
  border-radius: 12px;
  box-shadow: var(--shadow-medium);
  overflow: hidden;
  transition: var(--transition-regular);
  transform: translateZ(0);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.newsletter::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0.8;
}

.newsletter::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
  z-index: 0;
  border-radius: 50%;
}

.newsletter h3 {
  color: var(--color-secondary);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.newsletter h3::after {
  height: 3px;
  width: 60px;
  background: var(--gradient-gold);
  border-radius: 3px;
}

.newsletter p {
  color: rgba(250, 249, 246, 0.8);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  max-width: 90%;
  position: relative;
  z-index: 1;
}

.subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  position: relative;
  z-index: 1;
}

.subscribe-input-group {
  position: relative;
  width: 100%;
}

.subscribe-form input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid rgba(250, 249, 246, 0.1);
  border-radius: 30px;
  background-color: rgba(250, 249, 246, 0.05);
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-regular);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  outline: none;
}

.subscribe-form input:focus {
  border-color: var(--color-accent);
  background-color: rgba(250, 249, 246, 0.1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15), 0 0 0 3px rgba(183, 110, 121, 0.15);
}

.subscribe-form input::placeholder {
  color: rgba(250, 249, 246, 0.4);
}

.subscribe-form button {
  background: var(--gradient-accent);
  color: white;
  border: none;
  border-radius: 30px;
  padding: 14px 25px;
  font-family: var(--font-special);
  font-weight: 500;
  letter-spacing: 1px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.4s ease;
  box-shadow: 0 4px 15px rgba(183, 110, 121, 0.4);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  min-width: 180px;
}

.subscribe-form button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: all 0.6s ease;
}

.subscribe-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(183, 110, 121, 0.5);
}

.subscribe-form button:hover::before {
  left: 100%;
}

.subscribe-form button:active {
  transform: translateY(1px);
}

.subscribe-form button i {
  margin-left: 8px;
  font-size: 1.1rem;
}

.subscribe-benefits {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--color-bg-light);
  border-radius: 8px;
  transition: transform 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.benefit-item:hover {
  transform: translateY(-5px);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #d3919b);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
  box-shadow: 0 6px 15px rgba(var(--color-accent-rgb), 0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-icon i {
  font-size: 2rem;
  color: #fff;
  opacity: 1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  transform: translateZ(0);
}

.benefit-item:hover .benefit-icon {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(var(--color-accent-rgb), 0.7);
}

.benefit-info h5 {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-weight: 600;
}

.benefit-info p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* 响应式设计调整 */
@media (min-width: 768px) {
  .subscribe-form {
    flex-direction: row;
  }
  
  .subscribe-input-group {
    flex: 1;
  }
  
  .subscribe-form button {
    align-self: stretch;
  }
}

/* 美化社交媒体关注区块 */
.social-media {
  position: relative;
  padding: 2rem;
  background: linear-gradient(145deg, rgba(47, 47, 47, 0.8), rgba(37, 37, 37, 0.9));
  border-radius: 12px;
  box-shadow: var(--shadow-medium);
  overflow: hidden;
  transition: var(--transition-regular);
  transform: translateZ(0);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.social-media::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-gold);
  opacity: 0.8;
}

.social-media::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -50%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
  z-index: 0;
  border-radius: 50%;
}

.social-media h3 {
  color: var(--color-secondary);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.social-media h3::after {
  height: 3px;
  width: 60px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

.social-icons {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  position: relative;
  z-index: 1;
}

.social-icon {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  transition: all 0.4s ease;
  border-left: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.social-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.social-icon:hover {
  transform: translateX(5px);
  background: rgba(255, 255, 255, 0.1);
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-icon:hover::before {
  opacity: 1;
}

.icon-container {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-right: 15px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.icon-container i {
  font-size: 1.2rem;
  color: var(--color-secondary);
}

.social-icon:hover .icon-container {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

.social-icon[href*="weibo"]:hover .icon-container {
  background: linear-gradient(135deg, #ff5722, #e91e63);
}

.social-icon[href*="douyin"]:hover .icon-container,
.social-icon[href*="tiktok"]:hover .icon-container {
  background: linear-gradient(135deg, #000000, #333333);
}

.social-icon[href*="xiaohongshu"]:hover .icon-container {
  background: linear-gradient(135deg, #ff3d57, #fa233b);
}

.social-icon span {
  color: var(--color-secondary);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.social-icon:hover span {
  transform: translateX(5px);
}

.social-connect-message {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  line-height: 1.6;
  text-align: center;
  position: relative;
  z-index: 1;
}

/* 作品档案馆 */
.project-archive {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid rgba(47, 47, 47, 0.1);
}

.archive-controls {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 20px;
}

.view-selector {
  display: flex;
  gap: 10px;
}

.view-btn {
  padding: 12px 20px;
  background-color: rgba(47, 47, 47, 0.05);
  border: 1px solid rgba(47, 47, 47, 0.1);
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 0.95rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.view-btn:hover {
  background-color: rgba(47, 47, 47, 0.1);
  transform: translateY(-2px);
}

.view-btn.active {
  background-color: var(--color-accent);
  color: white;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

.archive-search {
  display: flex;
  gap: 5px;
}

.archive-search input {
  padding: 10px 15px;
  width: 250px;
  border: 1px solid rgba(47, 47, 47, 0.1);
  border-radius: 25px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-primary);
  background-color: rgba(250, 249, 246, 0.8);
  transition: all 0.3s ease;
}

.archive-search input:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(183, 110, 121, 0.1);
}

.search-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.search-btn:hover {
  background-color: #c57d87;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(183, 110, 121, 0.3);
}

.archive-view {
  display: none;
}

.archive-view.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

/* 时间胶囊视图 */
.spiral-timeline {
  height: 600px;
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 15px;
  position: relative;
  overflow: hidden;
  margin-bottom: 2rem;
}

.timeline-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.timeline-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

/* 设计DNA弹窗 */
.design-dna-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  overflow-y: auto;
  padding: 20px;
}

.design-dna-modal.active {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease;
}

.project-preview {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.project-preview img {
  width: 60%;
  height: 300px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow-small);
}

.project-meta {
  width: 40%;
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 20px;
  background-color: rgba(47, 47, 47, 0.03);
  border-radius: 10px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.meta-label {
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.7;
}

.meta-value {
  font-family: var(--font-special);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-primary);
}

.dna-section, .technique-inheritance {
  margin-bottom: 30px;
}

.dna-section h4, .technique-inheritance h4, .project-stats h4 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.keyword-cloud {
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  padding: 20px;
  min-height: 150px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: center;
}

.keyword {
  padding: 8px 15px;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 20px;
  color: var(--color-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.keyword:hover {
  background-color: var(--color-accent);
  color: white;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 5px 15px rgba(183, 110, 121, 0.3);
}

.inheritance-diagram {
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  padding: 20px;
  height: 250px;
  position: relative;
}

.project-stats {
  display: flex;
  gap: 20px;
}

.stat-chart {
  flex: 1;
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  padding: 20px;
}

/* 对比研究模式 */
.comparison-container {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
}

.comparison-dropzone {
  flex: 1;
  height: 350px;
  background-color: rgba(250, 249, 246, 0.8);
  border: 2px dashed rgba(47, 47, 47, 0.2);
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.comparison-dropzone:hover {
  background-color: rgba(250, 249, 246, 0.9);
  border-color: var(--color-accent);
}

.dropzone-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.dropzone-placeholder i {
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.5;
}

.dropzone-placeholder p {
  font-size: 1.2rem;
  color: var(--color-primary);
}

.comparison-controls {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.compare-btn {
  padding: 12px 20px;
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

.compare-btn:hover {
  background-color: #c57d87;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

.compare-btn:disabled {
  background-color: #e0e0e0;
  color: #999;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.comparison-results {
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 15px;
  padding: 30px;
  margin-top: 20px;
}

.comparison-results h4 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.results-placeholder {
  height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.results-placeholder i {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.3;
}

.results-placeholder p {
  font-size: 1.1rem;
  color: var(--color-primary);
  opacity: 0.5;
}

/* 资源包下载 */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 25px;
  position: relative;
  min-height: 400px;
}

.resources-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.resource-card {
  background-color: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: all 0.3s ease;
}

.resource-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.resource-preview {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.resource-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s ease;
}

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

.resource-info {
  padding: 20px;
}

.resource-info h5 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.resource-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: rgba(47, 47, 47, 0.7);
}

.resource-desc {
  font-size: 0.95rem;
  color: var(--color-primary);
  margin-bottom: 20px;
  line-height: 1.5;
}

.resource-downloads {
  display: flex;
  gap: 10px;
}

.download-option {
  flex: 1;
  padding: 8px 0;
  text-align: center;
  background-color: rgba(47, 47, 47, 0.05);
  border-radius: 5px;
  font-size: 0.85rem;
  color: var(--color-primary);
  transition: all 0.3s ease;
}

.download-option:hover {
  background-color: var(--color-accent);
  color: white;
}

/* 灵感孵化器 */
.inspiration-incubator {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid rgba(47, 47, 47, 0.1);
}

.incubator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.incubator-card {
  background-color: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: all 0.3s ease;
  height: 100%;
}

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

.card-header {
  background-color: rgba(47, 47, 47, 0.03);
  padding: 20px;
  border-bottom: 1px solid rgba(47, 47, 47, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h4 {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin: 0;
}

.refresh-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(47, 47, 47, 0.05);
  color: var(--color-primary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.refresh-btn:hover {
  background-color: var(--color-accent);
  color: white;
  transform: rotate(180deg);
}

.view-all-btn {
  font-size: 0.9rem;
  color: var(--color-accent);
  text-decoration: none;
  transition: all 0.3s ease;
}

.view-all-btn:hover {
  color: #c57d87;
  text-decoration: underline;
}

.card-body {
  padding: 20px;
}

/* 随机挑战生成器 */
.challenge-container {
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 20px;
}

.challenge-item {
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px dashed rgba(47, 47, 47, 0.1);
}

.challenge-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.challenge-label {
  display: block;
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.7;
  margin-bottom: 5px;
}

.challenge-value {
  display: block;
  font-family: var(--font-special);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--color-primary);
}

.challenge-btn {
  width: 100%;
  padding: 12px 0;
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

.challenge-btn:hover {
  background-color: #c57d87;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

/* AI灵感助手 */
.ai-input-container {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 20px;
}

.ai-input-container textarea {
  width: 100%;
  height: 100px;
  padding: 15px;
  border: 1px solid rgba(47, 47, 47, 0.1);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-primary);
  resize: none;
  transition: all 0.3s ease;
}

.ai-input-container textarea:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(183, 110, 121, 0.1);
}

.generate-btn {
  padding: 12px 20px;
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
  align-self: center;
}

.generate-btn:hover {
  background-color: #c57d87;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

.ai-output {
  height: 250px;
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  overflow: hidden;
}

.output-placeholder {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.output-placeholder i {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.3;
}

.output-placeholder p {
  font-size: 0.95rem;
  color: var(--color-primary);
  opacity: 0.5;
  text-align: center;
}

.ai-concept-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* 社区协作白板 */
.active-boards {
  margin-bottom: 20px;
}

.board-preview {
  display: flex;
  gap: 15px;
  padding: 15px;
  background-color: rgba(47, 47, 47, 0.02);
  border-radius: 10px;
  margin-bottom: 15px;
  transition: all 0.3s ease;
}

.board-preview:hover {
  background-color: rgba(47, 47, 47, 0.05);
  transform: translateY(-3px);
}

.board-thumbnail {
  width: 100px;
  height: 80px;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.board-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.users-count {
  position: absolute;
  bottom: 5px;
  right: 5px;
  background-color: rgba(0, 0, 0, 0.6);
  color: white;
  font-size: 0.8rem;
  padding: 3px 6px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 3px;
}

.board-info {
  flex: 1;
}

.board-info h5 {
  font-size: 1rem;
  margin-bottom: 5px;
  color: var(--color-primary);
}

.board-status {
  display: inline-block;
  font-size: 0.8rem;
  padding: 2px 8px;
  border-radius: 10px;
  background-color: rgba(47, 47, 47, 0.1);
  color: var(--color-primary);
  margin-bottom: 5px;
}

.board-status.active {
  background-color: rgba(76, 175, 80, 0.2);
  color: #2e7d32;
}

.board-info p {
  font-size: 0.8rem;
  color: rgba(47, 47, 47, 0.7);
}

.join-btn {
  align-self: center;
  padding: 6px 15px;
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: 15px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.join-btn:hover {
  background-color: #c57d87;
  transform: scale(1.05);
}

.create-board-btn {
  width: 100%;
  padding: 12px 0;
  background-color: rgba(47, 47, 47, 0.05);
  color: var(--color-primary);
  border: 1px solid rgba(47, 47, 47, 0.1);
  border-radius: 25px;
  font-family: var(--font-special);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.create-board-btn:hover {
  background-color: rgba(47, 47, 47, 0.1);
  transform: translateY(-2px);
}

/* 响应式调整 */
@media (max-width: 992px) {
  .archive-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .project-preview {
    flex-direction: column;
  }
  
  .project-preview img {
    width: 100%;
  }
  
  .project-meta {
    width: 100%;
  }
  
  .project-stats {
    flex-direction: column;
  }
  
  .comparison-container {
    flex-direction: column;
  }
  
  .comparison-controls {
    flex-direction: row;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .view-selector {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .archive-search {
    width: 100%;
  }
  
  .archive-search input {
    flex: 1;
  }
  
  .incubator-grid {
    grid-template-columns: 1fr;
  }
}

/* 导航栏下拉菜单 */
.main-nav li {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  width: 230px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1), 0 1px 5px rgba(0, 0, 0, 0.05);
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-origin: top center;
  transform: translateX(-50%) translateY(10px) scale(0.95);
  border: 1px solid rgba(var(--color-accent-rgb), 0.15);
  overflow: hidden;
  z-index: 100;
}

.nav-dropdown::before {
  content: attr(data-title);
  display: block;
  padding: 8px 20px;
  margin-bottom: 5px;
  color: var(--color-accent);
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(var(--color-accent-rgb), 0.1);
  background: linear-gradient(to right, rgba(var(--color-accent-rgb), 0.05), transparent);
}

.main-nav li:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0) scale(1);
}

/* 下拉菜单标题 */
.nav-dropdown::before {
  content: attr(data-title);
  display: block;
  padding: 0 20px 10px;
  margin-bottom: 10px;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text);
  border-bottom: 1px solid rgba(var(--color-accent-rgb), 0.1);
  text-align: center;
  font-family: 'Playfair Display', serif;
  position: relative;
}

/* 设置解构实验室下拉菜单的标题 */
.main-nav li:nth-child(2) .nav-dropdown::before {
  content: "解构实验室";
  background: linear-gradient(90deg, rgba(var(--color-accent-rgb), 0.1), rgba(var(--color-accent-rgb), 0.2), rgba(var(--color-accent-rgb), 0.1));
}

/* 设置纤维会议下拉菜单的标题 */
.main-nav li:nth-child(3) .nav-dropdown::before {
  content: "纤维会议";
  background: linear-gradient(90deg, rgba(var(--color-accent-rgb), 0.1), rgba(var(--color-accent-rgb), 0.2), rgba(var(--color-accent-rgb), 0.1));
}

/* 为下拉菜单添加动画 */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  opacity: 0;
  transform: translateY(5px);
  animation: fadeInDown 0.3s forwards;
  animation-delay: calc(var(--item-index) * 0.05s);
  overflow: hidden;
}

.dropdown-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--color-accent), transparent);
  transform: translateX(-3px);
  opacity: 0;
  transition: all 0.3s ease;
}

.dropdown-item:hover::before {
  transform: translateX(0);
  opacity: 1;
}

.dropdown-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20px;
  right: 20px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--color-text-rgb), 0.05), transparent);
  opacity: 0.5;
}

.dropdown-item:last-child::after {
  display: none;
}

.main-nav li:hover .dropdown-item {
  opacity: 1;
  transform: translateY(0);
}

.dropdown-item:nth-child(1) { --item-index: 1; }
.dropdown-item:nth-child(2) { --item-index: 2; }
.dropdown-item:nth-child(3) { --item-index: 3; }
.dropdown-item:nth-child(4) { --item-index: 4; }
.dropdown-item:nth-child(5) { --item-index: 5; }
.dropdown-item:nth-child(6) { --item-index: 6; }
.dropdown-item:nth-child(7) { --item-index: 7; }

.dropdown-item:hover {
  background-color: rgba(var(--color-accent-rgb), 0.05);
  padding-left: 25px;
  color: var(--color-accent);
}

.dropdown-item i {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 10px;
  color: var(--color-text-light);
  transition: all 0.25s ease;
  font-size: 0.9rem;
  position: relative;
  top: -1px;
}

.dropdown-item:hover i {
  color: var(--color-accent);
  transform: scale(1.1);
}

.dropdown-item:active {
  background-color: rgba(var(--color-accent-rgb), 0.1);
}

.dropdown-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--color-accent-rgb), 0.2), transparent);
  margin: 5px 15px;
  position: relative;
}

.dropdown-divider::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
  opacity: 0.5;
}

/* 下拉箭头指示器 */
.main-nav li.has-dropdown > a {
  padding-right: 20px;
  position: relative;
}

.main-nav li.has-dropdown > a::before {
  content: '\f107'; /* Font Awesome下箭头图标 */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  transition: all 0.3s ease;
  opacity: 0.7;
}

.main-nav li.has-dropdown:hover > a::before {
  transform: translateY(-50%) rotate(180deg);
  opacity: 1;
  color: var(--color-accent);
}

/* 纤维会议 */
.community {
  padding: 80px 0;
  background-color: var(--color-bg);
  position: relative;
}

.community-module {
  margin-bottom: 100px;
  position: relative;
}

.community-module:last-child {
  margin-bottom: 40px;
}

.community-module::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(var(--color-accent-rgb), 0.3), transparent);
}

.community-module .subsection-title {
  text-align: left;
  font-size: 2.2rem;
  margin-bottom: 10px;
  color: var(--color-text);
  font-family: 'Playfair Display', serif;
  position: relative;
  display: inline-block;
  margin-top: 40px;
}

.community-module .subsection-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
}

.community-module .subsection-description {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 40px;
  max-width: 700px;
}

.island-features, 
.alliance-features,
.memory-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.feature-card {
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle at top right, rgba(var(--color-accent-rgb), 0.15), transparent 70%);
  z-index: 0;
}

.feature-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.7));
  box-shadow: 0 5px 15px rgba(var(--color-accent-rgb), 0.3);
}

.feature-icon i {
  font-size: 2rem;
  color: white;
  display: inline-block;
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.feature-card h4 {
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: var(--color-text);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
}

.feature-card p {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

.feature-preview {
  background-color: rgba(var(--color-bg-rgb), 0.5);
  border-radius: 10px;
  padding: 20px;
  margin-top: 25px;
  position: relative;
  overflow: hidden;
  border: 1px dashed rgba(var(--color-accent-rgb), 0.3);
}

.module-card {
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 15px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.module-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.module-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.7));
  box-shadow: 0 5px 15px rgba(var(--color-accent-rgb), 0.3);
}

.module-icon i {
  font-size: 2rem;
  color: white;
}

.module-card h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--color-text);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
}

.module-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.module-link {
  display: inline-block;
  padding: 8px 20px;
  background-color: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  border-radius: 20px;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  text-decoration: none;
}

.module-link:hover {
  background-color: var(--color-accent);
  color: white;
}

.other-modules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 60px 0;
}

.enhancement-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin: 30px 0;
}

.enhancement-item {
  display: flex;
  align-items: center;
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 10px;
  padding: 15px 20px;
  width: 300px;
  transition: transform 0.3s ease;
}

.enhancement-item:hover {
  transform: translateY(-3px);
}

.enhancement-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.7));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
}

.enhancement-icon i {
  font-size: 1.5rem;
  color: white;
}

.enhancement-info h5 {
  font-size: 1.1rem;
  margin-bottom: 5px;
  color: var(--color-text);
}

.enhancement-info p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.interface-enhancement {
  background-color: rgba(var(--color-card-rgb), 0.3);
  border-radius: 15px;
  padding: 30px;
  margin: 50px 0;
  text-align: center;
}

.interface-enhancement h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--color-text);
  font-family: 'Playfair Display', serif;
}

.community-join {
  text-align: center;
  margin: 60px 0 20px;
  padding: 40px 20px;
  background: linear-gradient(135deg, rgba(var(--color-accent-rgb), 0.05), rgba(var(--color-accent-rgb), 0.15));
  border-radius: 15px;
}

.community-join h3 {
  font-size: 2rem;
  margin-bottom: 15px;
  color: var(--color-text);
  font-family: 'Playfair Display', serif;
}

.community-join p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn-join-community {
  padding: 12px 35px;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.8));
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(var(--color-accent-rgb), 0.3);
  display: inline-block;
}

.btn-join-community:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(var(--color-accent-rgb), 0.4);
}

.btn-join-community:active {
  transform: translateY(1px);
}

/* 响应式设计 */
@media (max-width: 992px) {
  .island-features, 
  .alliance-features,
  .memory-features {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .community-module .subsection-title {
    font-size: 1.8rem;
  }
  
  .other-modules {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 576px) {
  .enhancement-item {
    width: 100%;
  }
  
  .island-features, 
  .alliance-features,
  .memory-features {
    grid-template-columns: 1fr;
  }
}

/* 改造者联盟 */
.makers-alliance {
  position: relative;
}

.makers-alliance::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--color-accent-rgb), 0.2), transparent);
}

/* 能力者雷达图 */
.radar-chart {
  position: relative;
  width: 100%;
  height: 200px;
  margin-bottom: 20px;
}

/* 添加Font Awesome图标兼容性 */
.fas.fa-chart-radar:before {
  content: "\f080";
  display: inline-block;
}

/* 确保Feature Icon在特定卡片中可见 */
.feature-card .feature-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.7));
  box-shadow: 0 5px 15px rgba(var(--color-accent-rgb), 0.3);
  z-index: 2;
  position: relative;
}

.feature-card .feature-icon i {
  font-size: 2rem;
  color: white;
  display: inline-block;
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
  visibility: visible !important;
  opacity: 1 !important;
}

.radar-web {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 180px;
  height: 180px;
  background-image: url("data:image/svg+xml,%3Csvg width='180' height='180' viewBox='0 0 180 180' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M90 5L90 175M5 90L175 90M32.5 32.5L147.5 147.5M147.5 32.5L32.5 147.5M90 35L90 145M35 90L145 90M52.5 52.5L127.5 127.5M127.5 52.5L52.5 127.5' stroke='rgba(150,150,150,0.2)' stroke-width='1'/%3E%3Ccircle cx='90' cy='90' r='70' stroke='rgba(150,150,150,0.3)' stroke-width='1' fill='none'/%3E%3Ccircle cx='90' cy='90' r='35' stroke='rgba(150,150,150,0.3)' stroke-width='1' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.8;
}

.radar-data {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.radar-point {
  position: absolute;
  top: var(--y);
  left: var(--x);
  width: 12px;
  height: 12px;
  background-color: var(--color-accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(var(--color-accent-rgb), 0.3);
  transition: all 0.2s ease;
}

.radar-point:hover {
  transform: translate(-50%, -50%) scale(1.2);
}

.point-hint {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-5px);
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.radar-point:hover .point-hint {
  opacity: 1;
  transform: translateX(-50%) translateY(-10px);
}

.radar-point::after {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background-color: transparent;
  border-radius: 50%;
  z-index: -1;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.skill-tag {
  padding: 5px 12px;
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 15px;
  font-size: 0.8rem;
  color: var(--color-text-light);
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid rgba(var(--color-accent-rgb), 0.2);
}

.skill-tag:hover {
  background-color: rgba(var(--color-accent-rgb), 0.1);
  color: var(--color-accent);
  border-color: rgba(var(--color-accent-rgb), 0.4);
  transform: translateY(-2px);
}

.skill-tag.active {
  background-color: rgba(var(--color-accent-rgb), 0.2);
  color: var(--color-accent);
  border-color: rgba(var(--color-accent-rgb), 0.6);
  font-weight: 500;
  box-shadow: 0 2px 5px rgba(var(--color-accent-rgb), 0.2);
}

/* 跨时空协作工坊 */
.collaboration-chain {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.collab-stage {
  display: flex;
  align-items: center;
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 10px;
  padding: 12px 15px;
  width: 100%;
  margin-bottom: 5px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.collab-stage:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.collab-stage.active {
  background-color: rgba(var(--color-accent-rgb), 0.1);
  border-color: rgba(var(--color-accent-rgb), 0.3);
  box-shadow: 0 3px 10px rgba(var(--color-accent-rgb), 0.1);
}

.collab-stage.completed {
  background-color: rgba(76, 175, 80, 0.1);
  border-color: rgba(76, 175, 80, 0.3);
}

.stage-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #ddd url('/images/avatar-placeholder.jpg') center/cover;
  margin-right: 10px;
  flex-shrink: 0;
}

.stage-info {
  flex-grow: 1;
}

.stage-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
}

.stage-progress {
  font-size: 0.8rem;
  color: rgba(var(--color-accent-rgb), 1);
  margin-top: 3px;
}

.stage-progress.completed {
  color: #4caf50;
}

.chain-arrow {
  color: rgba(var(--color-text-rgb), 0.3);
  margin: 5px 0;
  font-size: 0.9rem;
}

.collab-result {
  margin-top: 15px;
  display: flex;
  align-items: center;
  background-color: rgba(var(--color-accent-rgb), 0.1);
  padding: 8px 15px;
  border-radius: 20px;
  border: 1px solid rgba(var(--color-accent-rgb), 0.3);
}

.collab-result i {
  color: var(--color-accent);
  margin-right: 8px;
  font-size: 0.9rem;
}

.collab-result span {
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 500;
}

/* 技能借贷市场 */
.skill-marketplace {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.marketplace-listing {
  display: flex;
  align-items: center;
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 10px;
  padding: 15px;
  border: 1px solid rgba(var(--color-text-rgb), 0.1);
  transition: all 0.2s ease;
}

.marketplace-listing:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.marketplace-listing.offering {
  background-color: rgba(33, 150, 243, 0.05);
  border-color: rgba(33, 150, 243, 0.2);
}

.listing-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #ddd url('/images/avatar-placeholder.jpg') center/cover;
  margin-right: 15px;
  flex-shrink: 0;
}

.listing-details {
  flex-grow: 1;
}

.listing-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 5px;
}

.listing-desc {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.listing-meta {
  display: flex;
  font-size: 0.75rem;
  color: rgba(var(--color-text-rgb), 0.6);
}

.listing-meta span {
  margin-right: 15px;
}

.listing-time {
  display: flex;
  align-items: center;
}

.listing-time::before {
  content: '\f017';
  font-family: 'Font Awesome 6 Free';
  margin-right: 5px;
  opacity: 0.7;
}

.listing-payment::before {
  content: '\f155';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-right: 5px;
  opacity: 0.7;
}

.listing-action {
  padding: 6px 15px;
  border: 1px solid var(--color-accent);
  background-color: transparent;
  color: var(--color-accent);
  border-radius: 20px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.listing-action:hover {
  background-color: var(--color-accent);
  color: white;
}

.alliance-cta {
  text-align: center;
  margin-top: 30px;
}

.btn-join-alliance {
  padding: 10px 30px;
  background: linear-gradient(135deg, #8e44ad, #9b59b6);
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(142, 68, 173, 0.3);
  display: inline-flex;
  align-items: center;
}

.btn-join-alliance:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(142, 68, 173, 0.4);
}

.btn-join-alliance:active {
  transform: translateY(1px);
}

.btn-join-alliance i {
  margin-right: 10px;
}

/* 废材重生擂台 */
.rebirth-arena {
  position: relative;
}

.rebirth-arena::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--color-accent-rgb), 0.2), transparent);
}

.arena-current-challenge {
  background: linear-gradient(135deg, rgba(var(--color-card-rgb), 0.8), rgba(var(--color-card-rgb), 0.6));
  border-radius: 15px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.arena-current-challenge::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle at top right, rgba(var(--color-accent-rgb), 0.2), transparent 70%);
  z-index: 0;
}

.challenge-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.challenge-header h4 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
  font-family: 'Montserrat', sans-serif;
}

.challenge-timer {
  display: flex;
  align-items: center;
  color: var(--color-accent);
  background-color: rgba(var(--color-accent-rgb), 0.1);
  padding: 5px 15px;
  border-radius: 20px;
}

.challenge-timer i {
  margin-right: 10px;
}

.challenge-content {
  margin-bottom: 25px;
}

.challenge-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
  font-family: 'Playfair Display', serif;
}

.challenge-description {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.challenge-constraints {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 20px;
}

.constraint {
  display: flex;
  align-items: center;
  background-color: rgba(var(--color-bg-rgb), 0.5);
  padding: 8px 15px;
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--color-text);
}

.constraint i {
  margin-right: 8px;
  color: var(--color-accent);
}

.challenge-participants {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 1px solid rgba(var(--color-text-rgb), 0.1);
}

.participant-avatars {
  display: flex;
  align-items: center;
}

.participant-avatar {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  background: #ddd url('/images/avatar-placeholder.jpg') center/cover;
  border: 2px solid white;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  margin-left: -10px;
}

.participant-avatar:first-child {
  margin-left: 0;
}

.participant-count {
  margin-left: 5px;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.btn-join-challenge {
  padding: 10px 25px;
  background: linear-gradient(135deg, #f39c12, #e67e22);
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
  display: inline-flex;
  align-items: center;
}

.btn-join-challenge:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(243, 156, 18, 0.4);
}

.btn-join-challenge:active {
  transform: translateY(1px);
}

.btn-join-challenge i {
  margin-right: 8px;
}

/* AI裁判系统 */
.arena-ai-judge {
  background-color: rgba(var(--color-card-rgb), 0.6);
  border-radius: 15px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ai-judge-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.ai-judge-header h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-text);
  font-family: 'Montserrat', sans-serif;
}

.ai-badge {
  display: flex;
  align-items: center;
  background-color: rgba(33, 150, 243, 0.1);
  color: #2196f3;
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
}

.ai-badge i {
  margin-right: 5px;
}

.judging-criteria {
  margin-bottom: 25px;
}

.criterion {
  margin-bottom: 15px;
}

.criterion:last-child {
  margin-bottom: 0;
}

.criterion-label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 5px;
}

.criterion-bar {
  height: 8px;
  background-color: rgba(var(--color-text-rgb), 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 5px;
}

.criterion-fill {
  height: 100%;
  width: var(--fill-percent);
  background: linear-gradient(90deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.7));
  border-radius: 4px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  color: white;
  font-size: 0.7rem;
  padding-right: 5px;
}

.criterion-detail {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.ai-comment {
  background-color: rgba(var(--color-bg-rgb), 0.5);
  border-radius: 10px;
  padding: 20px;
  position: relative;
}

.comment-header {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  color: var(--color-accent);
}

.comment-header i {
  font-size: 1.2rem;
  margin-right: 10px;
}

.comment-header span {
  font-size: 1rem;
  font-weight: 500;
}

.comment-content {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.6;
  font-style: italic;
  position: relative;
  padding-left: 20px;
}

.comment-content::before {
  content: '"';
  position: absolute;
  top: 0;
  left: 0;
  font-size: 1.5rem;
  color: rgba(var(--color-accent-rgb), 0.3);
  font-family: Georgia, serif;
}

.comment-content::after {
  content: '"';
  display: inline;
  font-size: 1.5rem;
  color: rgba(var(--color-accent-rgb), 0.3);
  font-family: Georgia, serif;
  margin-left: 5px;
  vertical-align: bottom;
}

/* 擂台冠军荣誉 */
.arena-champions {
  background: linear-gradient(135deg, rgba(var(--color-card-rgb), 0.4), rgba(var(--color-card-rgb), 0.2));
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
}

.arena-champions::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
  opacity: 0.3;
  pointer-events: none;
}

.arena-champions h4 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  font-family: var(--font-accent);
  margin-bottom: 25px;
  text-align: center;
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.arena-champions h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 3px;
}

/* 冠军领奖台 */
.champions-podium {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  padding: 20px 0;
  margin-bottom: 30px;
  position: relative;
}

.podium-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 15px;
  position: relative;
  transition: all 0.3s ease;
}

.podium-item:hover, .podium-item.active {
  transform: translateY(-8px);
}

.podium-item.active .champion-avatar {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(var(--color-accent-rgb), 0.3);
}

.podium-item.gold.active .champion-avatar {
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

.podium-item.silver.active .champion-avatar {
  box-shadow: 0 8px 25px rgba(192, 192, 192, 0.4);
}

.podium-item.bronze.active .champion-avatar {
  box-shadow: 0 8px 25px rgba(205, 127, 50, 0.4);
}

.champion-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid #fff;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  position: relative;
  margin-bottom: 10px;
  z-index: 2;
  transition: all 0.3s ease;
  cursor: pointer;
}

.champion-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.champion-medal {
  position: absolute;
  bottom: -5px;
  right: -5px;
  width: 24px;
  height: 24px;
  background-color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

.champion-medal i {
  font-size: 0.7rem;
  color: #fff;
}

.champion-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 5px;
}

.position-label {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 10px;
  padding: 3px 12px;
  border-radius: 12px;
  background-color: rgba(var(--color-accent-rgb), 0.1);
}

.podium-platform {
  position: absolute;
  bottom: -20px;
  left: 0;
  width: 100%;
  background: linear-gradient(to bottom, rgba(var(--color-accent-rgb), 0.7), rgba(var(--color-accent-rgb), 0.4));
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  z-index: 1;
}

.podium-item.gold .podium-platform {
  height: calc(var(--height, 3) * 25px);
  background: linear-gradient(to bottom, #ffd700, #e6c200);
}

.podium-item.silver .podium-platform {
  height: calc(var(--height, 2) * 25px);
  background: linear-gradient(to bottom, #c0c0c0, #a9a9a9);
}

.podium-item.bronze .podium-platform {
  height: calc(var(--height, 1) * 25px);
  background: linear-gradient(to bottom, #cd7f32, #a56324);
}

.podium-item.gold .position-label {
  background-color: rgba(255, 215, 0, 0.2);
  color: #9e7d00;
}

.podium-item.silver .position-label {
  background-color: rgba(192, 192, 192, 0.2);
  color: #707070;
}

.podium-item.bronze .position-label {
  background-color: rgba(205, 127, 50, 0.2);
  color: #8b5a1b;
}

/* 冠军项目展示 */
.champion-project {
  display: flex;
  flex-direction: column;
  margin: 20px auto 30px;
  width: 80%;
  max-width: 400px;
  background-color: rgba(var(--color-bg-rgb), 0.6);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.champion-project:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.project-image {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 15px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: #fff;
}

.project-overlay h5 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.project-overlay p {
  font-size: 0.85rem;
  opacity: 0.9;
  margin: 0;
}

.project-votes {
  display: flex;
  justify-content: space-between;
  padding: 12px 15px;
  border-top: 1px solid rgba(var(--color-text-rgb), 0.1);
}

.vote-count, .judges-score {
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.vote-count i, .judges-score i {
  margin-right: 5px;
  font-size: 0.8rem;
}

.vote-count i {
  color: #ff6b6b;
}

.judges-score i {
  color: #ffd700;
}

/* 历届冠军时间轴 */
.champions-timeline {
  margin: 30px 0;
  padding: 20px;
  background-color: rgba(var(--color-bg-rgb), 0.4);
  border-radius: 12px;
}

.champions-timeline h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 15px;
  text-align: center;
}

.timeline-scroll {
  display: flex;
  overflow-x: auto;
  gap: 15px;
  padding: 10px 0;
  position: relative;
}

.timeline-scroll::-webkit-scrollbar {
  height: 6px;
}

.timeline-scroll::-webkit-scrollbar-track {
  background: rgba(var(--color-text-rgb), 0.1);
  border-radius: 3px;
}

.timeline-scroll::-webkit-scrollbar-thumb {
  background: rgba(var(--color-accent-rgb), 0.3);
  border-radius: 3px;
}

.timeline-scroll::-webkit-scrollbar-thumb:hover {
  background: rgba(var(--color-accent-rgb), 0.5);
}

.timeline-scroll::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(var(--color-accent-rgb), 0.3), rgba(var(--color-accent-rgb), 0.1));
  z-index: 1;
}

.timeline-item {
  min-width: 120px;
  padding: 10px 15px;
  background-color: rgba(var(--color-bg-rgb), 0.7);
  border-radius: 10px;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.timeline-date {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.timeline-winner {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 10px;
}

.timeline-badge {
  position: relative;
  width: 30px;
  height: 30px;
  background-color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 5px;
}

.timeline-badge i {
  font-size: 0.8rem;
  color: #fff;
}

.timeline-badge::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  width: 2px;
  height: 12px;
  background-color: rgba(var(--color-accent-rgb), 0.5);
  transform: translateX(-50%);
}

/* 冠军权益 */
.benefits-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 30px 0 20px;
  text-align: center;
  position: relative;
}

.benefits-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.champions-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.benefit-item {
  display: flex;
  align-items: center;
  padding: 15px;
  background: linear-gradient(135deg, rgba(var(--color-bg-rgb), 0.7), rgba(var(--color-bg-rgb), 0.4));
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(var(--color-text-rgb), 0.05);
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #d3919b);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
  box-shadow: 0 6px 15px rgba(var(--color-accent-rgb), 0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-icon i {
  font-size: 2rem;
  color: #fff;
  opacity: 1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  transform: translateZ(0);
}

.benefit-item:hover .benefit-icon {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(var(--color-accent-rgb), 0.7);
}

.benefit-info h5 {
  font-size: 1rem;
  margin-bottom: 5px;
  color: var(--color-text);
}

.benefit-info p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* 参与挑战CTA */
.join-challenge-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 25px;
  padding-top: 25px;
  border-top: 1px dashed rgba(var(--color-text-rgb), 0.1);
}

.btn-join-challenge {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 25px;
  background: linear-gradient(135deg, var(--color-accent), rgba(var(--color-accent-rgb), 0.8));
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(var(--color-accent-rgb), 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-join-challenge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.8s ease;
}

.btn-join-challenge:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(var(--color-accent-rgb), 0.4);
}

.btn-join-challenge:hover::before {
  left: 100%;
}

.btn-join-challenge:active {
  transform: translateY(0);
}

.btn-join-challenge i {
  margin-right: 10px;
  font-size: 1.1rem;
}

.challenge-deadline {
  margin-top: 15px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  text-align: center;
}

.deadline-date {
  font-weight: 600;
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .champions-benefits {
    grid-template-columns: 1fr;
  }
  
  .champion-project {
    width: 100%;
  }
  
  .champions-podium {
    flex-wrap: wrap;
    gap: 30px;
  }
  
  .podium-item {
    width: 30%;
  }
  
  .podium-item.gold {
    order: -1;
    width: 100%;
    margin-bottom: 20px;
  }
}

.other-modules {
  margin-bottom: 40px;
}

/* 社区加入CTA */
.community-join {
  text-align: center;
  padding: 40px 0;
  margin-top: 40px;
}

.community-join h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

/* 余料暗房样式增强 */
.inventory {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, #404040 100%);
  color: var(--color-secondary);
  padding: 6rem 0;
}

.inventory .section-container {
  position: relative;
  z-index: 2;
  background: transparent;
  border-radius: 8px;
}

.inventory .section-header {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.inventory .section-header h2 {
  font-size: 2.6rem;
  margin-bottom: 1.5rem;
  color: var(--color-secondary);
  position: relative;
  display: inline-block;
}

.inventory .section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 2px;
}

.inventory .section-header p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto;
  color: rgba(250, 249, 246, 0.85);
  font-family: var(--font-special);
  line-height: 1.8;
}

/* 改进3D立方体样式 */
.inventory .cube-container {
  width: 120px;
  height: 120px;
  margin: 0 auto 2rem;
  perspective: 1000px;
}

.inventory .cube {
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: cube-rotate 20s infinite linear;
  position: relative;
}

.inventory .cube-face {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-gold);
  background-color: rgba(250, 249, 246, 0.95);
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.inventory .cube-face::after {
  content: '';
  position: absolute;
  width: 80%;
  height: 80%;
  background: linear-gradient(135deg, rgba(250, 249, 246, 0.2) 0%, rgba(212, 175, 55, 0.1) 100%);
  background-size: cover;
  opacity: 0.3;
}

.inventory .cube-face-front { transform: translateZ(60px); }
.inventory .cube-face-back { transform: rotateY(180deg) translateZ(60px); }
.inventory .cube-face-right { transform: rotateY(90deg) translateZ(60px); }
.inventory .cube-face-left { transform: rotateY(-90deg) translateZ(60px); }
.inventory .cube-face-top { transform: rotateX(90deg) translateZ(60px); }
.inventory .cube-face-bottom { transform: rotateX(-90deg) translateZ(60px); }

.inventory .cube-face-front::after { background-color: rgba(183, 110, 121, 0.2); }
.inventory .cube-face-back::after { background-color: rgba(212, 175, 55, 0.2); }
.inventory .cube-face-right::after { background-color: rgba(0, 150, 136, 0.2); }
.inventory .cube-face-left::after { background-color: rgba(33, 150, 243, 0.2); }
.inventory .cube-face-top::after { background-color: rgba(156, 39, 176, 0.2); }
.inventory .cube-face-bottom::after { background-color: rgba(255, 152, 0, 0.2); }

/* 聊天界面增强 */
.chat-interface {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  height: 600px;
  background: rgba(250, 249, 246, 0.03);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(250, 249, 246, 0.1);
  backdrop-filter: blur(5px);
}

.chat-sidebar {
  background: rgba(47, 47, 47, 0.7);
  padding: 1.5rem;
  overflow-y: auto;
  border-right: 1px solid rgba(250, 249, 246, 0.1);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  font-family: var(--font-special);
  font-weight: 600;
  font-size: 1.1rem;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(250, 249, 246, 0.1);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-header::after {
  content: '\f074';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.9rem;
  color: var(--color-accent);
}

.session-item {
  padding: 1rem;
  margin-bottom: 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-regular);
  background: rgba(250, 249, 246, 0.03);
  border: 1px solid transparent;
  position: relative;
}

.session-item:hover {
  background: rgba(250, 249, 246, 0.07);
  border-color: rgba(250, 249, 246, 0.1);
}

.session-item.active {
  background: rgba(183, 110, 121, 0.15);
  border-color: rgba(183, 110, 121, 0.3);
}

.session-title {
  font-size: 0.95rem;
  font-weight: 400;
  margin-bottom: 0.4rem;
  color: var(--color-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.session-date {
  font-size: 0.8rem;
  color: rgba(250, 249, 246, 0.5);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.date-icon {
  font-size: 0.7rem;
  color: var(--color-accent);
}

.session-item.new-chat {
  background: rgba(212, 175, 55, 0.1);
  border: 1px dashed rgba(212, 175, 55, 0.3);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: auto;
}

.session-item.new-chat:hover {
  background: rgba(212, 175, 55, 0.2);
}

.session-item.new-chat .session-title {
  margin-bottom: 0;
  font-weight: 500;
  color: var(--color-gold);
}

.session-item.new-chat::before {
  content: '\f067';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-right: 0.5rem;
  font-size: 0.8rem;
}

.chat-main {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-messages {
  flex-grow: 1;
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: rgba(250, 249, 246, 0.02);
}

.chat-messages::-webkit-scrollbar {
  width: 5px;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(183, 110, 121, 0.4);
  border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(183, 110, 121, 0.6);
}

.message {
  padding: 1.2rem;
  border-radius: 12px;
  max-width: 85%;
  position: relative;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  animation: fadeInUp 0.4s ease forwards;
}

.system-message {
  background: rgba(47, 47, 47, 0.8);
  align-self: flex-start;
  border-top-left-radius: 2px;
  border-left: 3px solid var(--color-accent);
}

.system-message::after {
  content: '';
  position: absolute;
  left: -8px;
  top: 15px;
  border-width: 8px 8px 8px 0;
  border-style: solid;
  border-color: transparent rgba(47, 47, 47, 0.8) transparent transparent;
}

.user-message {
  background: rgba(212, 175, 55, 0.1);
  align-self: flex-end;
  border-top-right-radius: 2px;
  border-right: 3px solid var(--color-gold);
  color: var(--color-secondary);
}

.user-message::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 15px;
  border-width: 8px 0 8px 8px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(212, 175, 55, 0.1);
}

.chat-input {
  padding: 1.5rem;
  background: rgba(47, 47, 47, 0.7);
  display: flex;
  gap: 1rem;
  border-top: 1px solid rgba(250, 249, 246, 0.1);
}

.chat-input input {
  flex-grow: 1;
  padding: 1rem 1.5rem;
  border-radius: 30px;
  border: none;
  background: rgba(250, 249, 246, 0.05);
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-regular);
  border: 1px solid rgba(250, 249, 246, 0.1);
}

.chat-input input:focus {
  outline: none;
  background: rgba(250, 249, 246, 0.1);
  box-shadow: 0 0 0 3px rgba(183, 110, 121, 0.2);
  border-color: rgba(183, 110, 121, 0.3);
}

.chat-input input::placeholder {
  color: rgba(250, 249, 246, 0.5);
}

.send-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: white;
  font-size: 1.2rem;
  transition: var(--transition-regular);
  box-shadow: 0 4px 12px rgba(183, 110, 121, 0.3);
  position: relative;
  overflow: hidden;
}

.send-button::before {
  content: '\f1d8';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
}

.send-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
  background: #c87985;
}

.send-button:active {
  transform: translateY(0);
}

/* 对接进度跟踪面板 */
.tracking-panel {
  margin-top: 3rem;
  padding: 2rem;
  background: rgba(250, 249, 246, 0.03);
  border-radius: 12px;
  border: 1px solid rgba(250, 249, 246, 0.1);
}

.tracking-panel h3 {
  font-size: 1.6rem;
  margin-bottom: 2rem;
  color: var(--color-secondary);
  position: relative;
  display: inline-block;
}

.tracking-panel h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

.process-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
}

.progress-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  cursor: pointer;
  transition: var(--transition-regular);
}

.progress-stage:hover {
  transform: translateY(-3px);
}

.stage-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(47, 47, 47, 0.7);
  border: 2px solid rgba(250, 249, 246, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-special);
  font-weight: 600;
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: rgba(250, 249, 246, 0.7);
  position: relative;
  transition: var(--transition-regular);
}

.stage-name {
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
  color: var(--color-secondary);
  max-width: 120px;
}

.stage-connector {
  position: absolute;
  top: 25px;
  left: calc(50% + 25px);
  width: calc(100% - 50px);
  height: 2px;
  background: rgba(250, 249, 246, 0.2);
  z-index: 1;
}

.status-completed .stage-number {
  background: rgba(0, 150, 136, 0.2);
  border-color: #009688;
  color: #ffffff;
}

.status-active .stage-number {
  background: rgba(183, 110, 121, 0.2);
  border-color: var(--color-accent);
  color: #ffffff;
  animation: pulse 2s infinite;
}

.status-pending .stage-number {
  background: rgba(47, 47, 47, 0.5);
  border-color: rgba(250, 249, 246, 0.1);
}

.status-completed.stage-connector {
  background: #009688;
}

.status-active.stage-connector {
  background: linear-gradient(to right, #009688, rgba(250, 249, 246, 0.2));
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(183, 110, 121, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(183, 110, 121, 0); }
  100% { box-shadow: 0 0 0 0 rgba(183, 110, 121, 0); }
}

/* 响应式调整 */
@media (max-width: 992px) {
  .chat-interface {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    height: 700px;
  }
  
  .chat-sidebar {
    height: 200px;
    border-right: none;
    border-bottom: 1px solid rgba(250, 249, 246, 0.1);
  }
  
  .process-flow {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .stage-connector {
    top: calc(100% - 25px);
    left: 25px;
    width: 2px;
    height: 25px;
  }
}

@media (max-width: 768px) {
  .inventory .cube-container {
    width: 80px;
    height: 80px;
  }
  
  .inventory .cube-face-front { transform: translateZ(40px); }
  .inventory .cube-face-back { transform: rotateY(180deg) translateZ(40px); }
  .inventory .cube-face-right { transform: rotateY(90deg) translateZ(40px); }
  .inventory .cube-face-left { transform: rotateY(-90deg) translateZ(40px); }
  .inventory .cube-face-top { transform: rotateX(90deg) translateZ(40px); }
  .inventory .cube-face-bottom { transform: rotateX(-90deg) translateZ(40px); }
  
  .chat-messages {
    padding: 1rem;
  }
  
  .message {
    max-width: 95%;
  }
}

@keyframes cube-rotate {
  0% { transform: rotateX(-15deg) rotateY(0); }
  100% { transform: rotateX(-15deg) rotateY(360deg); }
}

/* ReBorn品牌部分样式 */
.reborn-brand {
  padding: var(--section-padding);
  background-color: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

.reborn-brand::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(47, 47, 47, 0.02) 0%, rgba(250, 249, 246, 0.05) 100%);
  background-size: cover;
  opacity: 0.2;
  z-index: 0;
}

.brand-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  position: relative;
  z-index: 1;
}

.brand-story {
  padding: 2rem;
  background-color: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  box-shadow: var(--shadow-small);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.brand-story h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
  position: relative;
}

.brand-story h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

.brand-story p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-primary);
  margin-bottom: 2rem;
}

.brand-value-icons {
  display: flex;
  justify-content: space-around;
  margin-top: 2rem;
}

.value-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}

.value-item i {
  font-size: 2rem;
  color: var(--color-accent);
  transition: var(--transition-regular);
}

.value-item span {
  font-family: var(--font-special);
  font-weight: 500;
}

.value-item:hover i {
  transform: scale(1.2);
  color: var(--color-gold);
}

.brand-collections {
  padding: 2rem;
}

.brand-collections h3 {
  font-size: 1.8rem;
  margin-bottom: 2.5rem;
  color: var(--color-primary);
  position: relative;
}

.brand-collections h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-gold);
  border-radius: 3px;
}

.collection-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.collection-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  height: 250px;
  position: relative;
  transition: var(--transition-regular);
}

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

.collection-image {
  height: 100%;
  width: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
}

.collection-image:nth-child(1) {
  background: linear-gradient(135deg, var(--color-accent) 0%, #d3919b 100%);
}

.collection-image:nth-child(2) {
  background: linear-gradient(135deg, var(--color-gold) 0%, #f1dfa0 100%);
}

.collection-image:nth-child(3) {
  background: linear-gradient(135deg, var(--color-primary) 0%, #404040 100%);
}

.collection-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0) 100%);
  color: white;
  transition: var(--transition-regular);
}

.collection-item:hover .collection-overlay {
  padding-bottom: 2rem;
}

.collection-overlay h4 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 0.3rem;
}

.collection-overlay p {
  font-family: var(--font-special);
  font-size: 0.9rem;
  opacity: 0.8;
}

.view-more-container {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.view-more-btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-accent);
  border-radius: 30px;
  font-family: var(--font-special);
  font-weight: 500;
  transition: var(--transition-regular);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.view-more-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--color-accent);
  transition: all 0.4s cubic-bezier(0.42, 0, 0.58, 1);
  z-index: -1;
}

.view-more-btn:hover {
  color: white;
}

.view-more-btn:hover::before {
  width: 100%;
}

@media (max-width: 992px) {
  .brand-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .collection-items {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .collection-items {
    grid-template-columns: 1fr;
  }
  
  .collection-item {
    height: 200px;
  }
}

/* 虚实共生市集样式 */
.virtual-market {
  padding: var(--section-padding);
  background-color: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

.virtual-market::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.03) 0%, rgba(255, 255, 255, 0.05) 100%);
  opacity: 0.6;
  z-index: 0;
}

.market-content {
  position: relative;
  z-index: 1;
}

/* 市集介绍 */
.market-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
  align-items: center;
}

.intro-text h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.intro-text p {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  color: var(--color-primary);
  opacity: 0.9;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.feature-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-primary);
  color: var(--color-secondary);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.intro-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 350px;
  position: relative;
}

.visual-container {
  width: 100%;
  height: 100%;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: linear-gradient(135deg, #333 0%, #222 100%);
  box-shadow: var(--shadow-medium);
}

.ar-demo {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.ar-screen {
  position: relative;
  width: 85%;
  height: 85%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.ar-item {
  position: absolute;
  width: 150px;
  height: 150px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(135deg, var(--color-accent) 0%, #d3919b 100%);
  border-radius: 5px;
  opacity: 0.7;
  animation: float 3s infinite alternate ease-in-out;
}

.ar-pointer {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.8);
  top: 60%;
  left: 40%;
  transform: translate(-50%, -50%);
  animation: pointerMove 4s infinite alternate ease-in-out;
}

.ar-pointer::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  background-color: white;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ar-label {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  font-size: 0.9rem;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 0.5rem 1rem;
  border-radius: 20px;
}

@keyframes float {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) translateY(-15px) rotate(5deg); }
}

@keyframes pointerMove {
  0% { top: 60%; left: 40%; }
  50% { top: 40%; left: 60%; }
  100% { top: 50%; left: 45%; }
}

/* 市集功能区 */
.market-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.market-features .feature-card {
  padding: 2rem;
  background-color: white;
  border-radius: 10px;
  box-shadow: var(--shadow-small);
  transition: var(--transition-regular);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.market-features .feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

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

.market-features .feature-card:hover::before {
  transform: scaleX(1);
}

.market-features .feature-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: rgba(183, 110, 121, 0.1);
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto 1.5rem;
}

.market-features .feature-icon i {
  font-size: 1.8rem;
  color: var(--color-accent);
}

.market-features h4 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.market-features p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.feature-link {
  display: inline-block;
  font-weight: 500;
  color: var(--color-accent);
  position: relative;
  padding-bottom: 3px;
}

.feature-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.feature-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* 热门展品 */
.trending-items {
  margin-bottom: 4rem;
}

.trending-items h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
}

.trending-items h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

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

.market-item {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: var(--transition-regular);
}

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

.item-image {
  height: 250px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #404040 100%);
  position: relative;
}

.item-tag {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 0.5rem 1rem;
  background-color: var(--color-accent);
  color: white;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 20px;
}

.item-info {
  padding: 1.5rem;
}

.item-info h4 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
  color: var(--color-primary);
}

.item-creator {
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.8;
}

.creator-label {
  margin-right: 0.3rem;
}

.creator-name {
  font-weight: 500;
}

.item-price {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 1rem;
}

.physical-price {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.digital-price {
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.8;
}

.item-actions {
  display: flex;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.view-ar-btn, .add-cart-btn {
  padding: 1rem;
  border: none;
  background-color: transparent;
  flex: 1;
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition-regular);
  color: var(--color-primary);
}

.view-ar-btn {
  border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.view-ar-btn:hover, .add-cart-btn:hover {
  background-color: rgba(183, 110, 121, 0.05);
  color: var(--color-accent);
}

.view-all-container {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.view-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 2rem;
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-accent);
  border-radius: 30px;
  font-weight: 500;
  transition: var(--transition-regular);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.view-all-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--color-accent);
  transition: all 0.4s cubic-bezier(0.42, 0, 0.58, 1);
  z-index: -1;
}

.view-all-btn:hover {
  color: white;
}

.view-all-btn:hover::before {
  width: 100%;
}

.view-all-btn:hover i {
  transform: translateX(5px);
}

.view-all-btn i {
  transition: transform 0.3s ease;
}

/* 即将举办的活动 */
.upcoming-events {
  margin-bottom: 4rem;
}

.upcoming-events h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
}

.upcoming-events h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

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

.event-card {
  display: flex;
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: var(--transition-regular);
}

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

.event-date {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
  background-color: var(--color-accent);
  color: white;
  width: 100px;
  min-width: 100px;
}

.event-date .month {
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.event-date .day {
  font-size: 2rem;
  font-weight: 700;
}

.event-details {
  padding: 1.5rem;
  flex-grow: 1;
}

.event-details h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.event-details p {
  font-size: 0.95rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  opacity: 0.8;
  line-height: 1.5;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-primary);
  opacity: 0.7;
}

.event-meta i {
  margin-right: 0.3rem;
}

.event-join-btn {
  display: block;
  margin-top: 1rem;
  padding: 0.7rem 1.5rem;
  background-color: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 5px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-regular);
}

.event-join-btn:hover {
  background-color: var(--color-accent);
  color: white;
}

/* 创作者计划 */
.creator-program {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  padding: 2rem;
  box-shadow: var(--shadow-small);
}

.program-info {
  padding: 1rem;
}

.program-info h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.program-info p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  color: var(--color-primary);
  opacity: 0.9;
}

.program-benefits {
  list-style: none;
  margin-bottom: 2rem;
}

.program-benefits li {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 1rem;
  color: var(--color-primary);
}

.program-benefits li i {
  color: var(--color-accent);
  margin-right: 0.8rem;
  font-size: 1.1rem;
}

.join-program-btn {
  padding: 1rem 2rem;
  background: var(--gradient-accent);
  color: white;
  border: none;
  border-radius: 30px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-regular);
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
}

.join-program-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

.program-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.creator-card {
  width: 100%;
  height: 350px;
  background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.creator-profile {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: var(--gradient-gold);
  z-index: 1;
}

.creator-badge {
  position: absolute;
  top: 40px;
  left: 20px;
  background-color: var(--color-primary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 2;
}

.creation-showcase {
  position: absolute;
  top: 100px;
  left: 50%;
  transform: translateX(-50%);
  width: 180px;
  height: 180px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #d3919b 100%);
  border-radius: 50%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .market-features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .items-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .market-intro,
  .creator-program {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .intro-visual {
    height: 300px;
  }
  
  .events-container {
    grid-template-columns: 1fr;
  }
  
  .program-visual {
    display: none;
  }
}

@media (max-width: 576px) {
  .market-features,
  .items-container {
    grid-template-columns: 1fr;
  }
  
  .event-card {
    flex-direction: column;
  }
  
  .event-date {
    width: 100%;
    flex-direction: row;
    gap: 1rem;
  }
}

/* ReBorn品牌新增样式 */
.brand-content {
  display: flex;
  flex-direction: column;
  gap: 5rem;
}

.section-description {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 2rem;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* 设计师团队样式 */
.brand-designers h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  text-align: center;
  position: relative;
}

.brand-designers h3::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

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

.designer-card {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: var(--transition-regular);
  display: flex;
  flex-direction: column;
}

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

.designer-avatar {
  height: 200px;
  background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
  position: relative;
}

.designer-info {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.designer-info h4 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.designer-title {
  font-size: 0.9rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 1rem;
}

.designer-bio {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.designer-social {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(183, 110, 121, 0.1);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--color-accent);
  transition: var(--transition-regular);
}

.social-link:hover {
  background-color: var(--color-accent);
  color: white;
  transform: translateY(-3px);
}

/* 可持续承诺样式 */
.brand-sustainability h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  text-align: center;
  position: relative;
}

.brand-sustainability h3::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-gold);
  border-radius: 3px;
}

.sustainability-metrics {
  display: flex;
  justify-content: space-around;
  margin: 3rem 0;
}

.metric-item {
  text-align: center;
  position: relative;
  width: 150px;
}

.metric-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.metric-ring {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 8px solid rgba(183, 110, 121, 0.2);
  border-top-color: var(--color-accent);
  position: absolute;
  top: -35px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.metric-label {
  font-size: 1rem;
  color: var(--color-primary);
  margin-top: 0.5rem;
}

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

.goal-item {
  background-color: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-small);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: var(--transition-regular);
}

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

.goal-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: rgba(183, 110, 121, 0.1);
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 1.5rem;
}

.goal-icon i {
  font-size: 1.8rem;
  color: var(--color-accent);
}

.goal-info h4 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.goal-info p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.goal-progress {
  width: 100%;
  height: 8px;
  background-color: rgba(183, 110, 121, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 4px;
}

/* 品牌合作样式 */
.brand-collaboration h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  text-align: center;
  position: relative;
}

.brand-collaboration h3::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2rem;
  margin: 3rem 0;
}

.partner-logo {
  height: 100px;
  background-color: white;
  border-radius: 8px;
  box-shadow: var(--shadow-small);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: var(--transition-regular);
}

.partner-logo:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-medium);
}

.collaboration-cta {
  background-color: white;
  border-radius: 12px;
  padding: 3rem;
  box-shadow: var(--shadow-small);
  text-align: center;
  margin-top: 3rem;
}

.collaboration-cta h4 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.collaboration-cta p {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.collab-btn {
  padding: 1rem 2.5rem;
  background: var(--gradient-accent);
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 500;
  transition: var(--transition-regular);
  box-shadow: 0 4px 10px rgba(183, 110, 121, 0.3);
  cursor: pointer;
}

.collab-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(183, 110, 121, 0.4);
}

/* 响应式设计 */
@media (max-width: 992px) {
  .designers-grid,
  .sustainability-goals {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .partners-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .sustainability-metrics {
    flex-wrap: wrap;
    gap: 2rem;
  }
  
  .designers-grid,
  .sustainability-goals,
  .partners-grid {
    grid-template-columns: 1fr;
  }
  
  .collaboration-cta {
    padding: 2rem;
  }
}

/* 聊天机器人样式 */
.chatbot-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  font-family: var(--font-body);
}

.chatbot-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  position: relative;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.chatbot-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.bot-avatar {
  color: #fff;
  font-size: 24px;
  animation: pulse 2s infinite;
}

.bot-status {
  position: absolute;
  bottom: -5px;
  background: #4CAF50;
  color: white;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.chatbot-box {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 350px;
  background: rgba(250, 249, 246, 0.95);
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  transform-origin: bottom right;
  transform: scale(0);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 1px solid rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  height: 450px;
}

.chatbot-container.open .chatbot-box {
  transform: scale(1);
  opacity: 1;
}

.chatbot-header {
  background: var(--color-accent);
  color: white;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chatbot-title {
  font-weight: 600;
  font-size: 16px;
  display: flex;
  align-items: center;
}

.chatbot-title::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #4CAF50;
  border-radius: 50%;
  margin-right: 8px;
}

.chatbot-close {
  background: transparent;
  border: none;
  color: white;
  cursor: pointer;
  font-size: 16px;
  opacity: 0.8;
  transition: opacity 0.2s;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.chatbot-close:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.1);
}

.chatbot-messages {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
  background: rgba(250, 249, 246, 0.6);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.chatbot-messages .message {
  max-width: 85%;
  padding: 12px;
  border-radius: 15px;
  position: relative;
  animation: fadeInUp 0.3s ease forwards;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.chatbot-messages .system-message {
  background: var(--color-primary);
  color: var(--color-secondary);
  align-self: flex-start;
  border-bottom-left-radius: 5px;
}

.chatbot-messages .user-message {
  background: rgba(212, 175, 55, 0.15);
  align-self: flex-end;
  border-bottom-right-radius: 5px;
  color: var(--color-primary);
}

.chatbot-input {
  padding: 12px;
  background: white;
  display: flex;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.chatbot-input input {
  flex: 1;
  border: none;
  padding: 10px 15px;
  font-size: 14px;
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.05);
  outline: none;
  transition: all 0.3s;
}

.chatbot-input input:focus {
  background: rgba(0, 0, 0, 0.07);
  box-shadow: 0 0 0 2px rgba(183, 110, 121, 0.2);
}

.chatbot-input .send-button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  margin-left: 10px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.chatbot-input .send-button:hover {
  background: var(--color-primary);
  transform: scale(1.05);
}

.suggestion-item {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 10px;
  padding: 10px 15px;
  margin-top: 10px;
  border-left: 3px solid var(--color-gold);
  transition: all 0.2s;
}

.suggestion-item:hover {
  background: rgba(255, 255, 255, 1);
  transform: translateX(5px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.suggestion-item strong {
  color: var(--color-primary);
  display: block;
  margin-bottom: 5px;
}

.suggestion-item p {
  color: rgba(47, 47, 47, 0.8);
  font-size: 13px;
  margin: 0;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* Responsiveness */
@media (max-width: 480px) {
  .chatbot-box {
    width: 300px;
    right: 0;
    bottom: 70px;
  }
  
  .chatbot-toggle {
    width: 50px;
    height: 50px;
  }
  
  .bot-avatar {
    font-size: 20px;
  }
}

/* 输入指示器动画 */
.typing-indicator {
  padding: 10px 15px !important;
  display: flex !important;
  align-items: center;
  justify-content: flex-start;
  gap: 5px;
  min-height: auto !important;
  min-width: 40px !important;
}

.typing-indicator span {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.6);
  animation: typingBounce 1.2s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
  animation-delay: 0s;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-5px);
  }
}

/* ... rest of the CSS ... */

/* 精选作品展示区样式 */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.showcase-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 300px;
}

.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.showcase-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  padding: 20px;
  color: #fff;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
}

.showcase-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

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

.showcase-item:hover .showcase-overlay {
  transform: translateY(0);
  opacity: 1;
}

.showcase-overlay h3 {
  margin: 0 0 8px 0;
  font-size: 18px;
  font-weight: 600;
}

.showcase-overlay p {
  margin: 0;
  font-size: 14px;
  opacity: 0.9;
}

/* 单页滑动展示区样式 */
.showcase-slider {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 30px auto;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  background-color: #f9f9f9;
  padding: 0;
}

.slider-wrapper {
  display: flex;
  transition: transform 0.5s ease;
  height: auto;
  min-height: 450px;
}

.slide {
  flex: 0 0 100%;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f9f9f9;
  padding: 30px 20px;
}

.slide img {
  max-width: 90%;
  max-height: 500px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.5s ease;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
  border-radius: 6px;
}

.slide:hover img {
  transform: scale(1.02);
}

.slider-nav {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 15px 20px;
  z-index: 10;
  background-color: rgba(255,255,255,0.7);
  border-top: 1px solid rgba(0,0,0,0.05);
}

.prev-btn, .next-btn {
  background: rgba(0, 0, 0, 0.05);
  border: none;
  color: #555;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.3s ease;
  margin: 0 15px;
}

.prev-btn:hover, .next-btn:hover {
  background: rgba(0, 0, 0, 0.15);
  transform: scale(1.1);
  color: #000;
}

.slider-dots {
  display: flex;
  gap: 10px;
  padding: 0 20px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.dot.active {
  background: #555;
  transform: scale(1.2);
  border-color: rgba(255,255,255,0.8);
}

/* VOGUE风格精选作品 */
.vogue-header {
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}

.vogue-tag {
  font-family: "Didot", serif;
  font-size: 14px;
  letter-spacing: 3px;
  color: #999;
  display: block;
  margin-bottom: 15px;
  font-weight: 500;
}

.vogue-header h2 {
  font-family: "Didot", serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.vogue-line {
  width: 40px;
  height: 3px;
  background-color: #000;
  margin: 20px auto 0;
}

.vogue-showcase {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  gap: 30px;
  margin-bottom: 60px;
  position: relative;
}

.showcase-main {
  margin-bottom: 30px;
}

.main-image {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 600px;
}

.main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s ease;
}

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

.image-caption {
  position: absolute;
  bottom: 40px;
  left: 40px;
  background-color: rgba(255, 255, 255, 0.9);
  padding: 20px 30px;
  max-width: 300px;
}

.image-caption h3 {
  font-family: "Didot", serif;
  font-size: 24px;
  font-weight: 400;
  margin: 0 0 5px;
  color: #000;
}

.image-caption p {
  font-family: "Helvetica Neue", sans-serif;
  font-size: 14px;
  margin: 0;
  color: #666;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.grid-item {
  position: relative;
  overflow: hidden;
  height: 250px;
}

.grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

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

.item-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  color: white;
  padding: 20px 15px 15px;
  font-family: "Helvetica Neue", sans-serif;
  font-size: 14px;
  font-weight: 300;
}

.vogue-issue {
  position: absolute;
  top: 30px;
  right: 30px;
  text-align: right;
}

.issue-number {
  font-family: "Didot", serif;
  font-size: 18px;
  font-weight: 700;
  color: #000;
}

.issue-date {
  font-family: "Helvetica Neue", sans-serif;
  font-size: 12px;
  color: #666;
  letter-spacing: 1px;
}

@media (max-width: 992px) {
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .main-image {
    height: 450px;
  }
}

@media (max-width: 576px) {
  .showcase-grid {
    grid-template-columns: 1fr;
  }
  
  .main-image {
    height: 350px;
  }
  
  .image-caption {
    bottom: 20px;
    left: 20px;
    padding: 15px;
  }
  
  .vogue-issue {
    position: relative;
    top: 0;
    right: 0;
    text-align: center;
    margin-top: 20px;
  }
}

/* 材料漂流岛 VOGUE 风格 */
.material-island {
  padding: 4rem 0;
  background-color: transparent;
  color: var(--color-text);
}

.vogue-section-header {
  text-align: left;
  margin-bottom: 3rem;
}

.vogue-tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  display: block;
}

.vogue-title {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.vogue-subtitle {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.vogue-separator {
  width: 60px;
  height: 2px;
  background-color: var(--color-text);
  margin: 0;
}

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

.feature-card.vogue-card {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem;
  transition: transform 0.3s ease;
}

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

.feature-icon {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 1.5rem;
}

.feature-content {
  text-align: left;
}

.vogue-heading {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.vogue-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #999;
  margin-bottom: 1.5rem;
}

.vogue-preview {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  padding: 1.5rem;
}

.passport-preview {
  background: #fff;
  color: #000;
  padding: 1.5rem;
  border-radius: 4px;
}

.passport-header {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.passport-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 700;
}

.passport-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
}

.passport-story {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  margin: 1.5rem 0;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.05);
  border-left: 2px solid #000;
}

.view-more {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  color: #666;
  text-align: right;
  cursor: pointer;
  transition: color 0.3s ease;
}

.view-more:hover {
  color: #000;
}

.ar-preview {
  background: #fff;
  color: #000;
  padding: 1.5rem;
  border-radius: 4px;
}

.ar-screen {
  aspect-ratio: 16/9;
  background: #000;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
}

.ar-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.ar-btn {
  background: transparent;
  border: 1px solid #000;
  padding: 0.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.ar-btn:hover {
  background: #000;
  color: #fff;
}

.ar-scan-button {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: #000;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.ar-scan-button:hover {
  opacity: 0.8;
}

.rules-engine {
  background: #fff;
  color: #000;
  padding: 1.5rem;
  border-radius: 4px;
}

.code-block {
  background: #f5f5f5;
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1.5rem;
  font-family: monospace;
  font-size: 0.875rem;
}

.deposit-system {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}

.deposit-icon {
  font-size: 1.5rem;
}

.deposit-info h5 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.deposit-info p {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  color: #666;
}

.island-cta.vogue-cta {
  text-align: center;
}

.btn-explore-island {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: #fff;
  color: #000;
  border: none;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-explore-island:hover {
  background: #999;
  color: #fff;
}

@media (max-width: 1024px) {
  .island-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .island-features {
    grid-template-columns: 1fr;
  }
  
  .vogue-title {
    font-size: 2rem;
  }
}

/* 擂台冠军荣誉殿堂 VOGUE风格 */
.vogue-podium {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 2rem;
  margin: 4rem 0;
  position: relative;
}

.podium-item {
  text-align: center;
  position: relative;
  transition: transform 0.3s ease;
}

.podium-item:hover {
  transform: translateY(-10px);
}

.champion-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1rem;
  border: 3px solid var(--color-primary);
  position: relative;
}

.champion-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.champion-medal {
  position: absolute;
  bottom: -10px;
  right: -10px;
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.champion-info {
  margin-top: 1rem;
}

.champion-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.position-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.champion-score {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
}

.podium-platform {
  width: 200px;
  height: var(--height);
  background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
  border-radius: 8px 8px 0 0;
  margin-top: 1rem;
  position: relative;
  overflow: hidden;
}

.podium-platform::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.3);
}

.vogue-project {
  margin: 4rem 0;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
}

.project-image {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.project-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.project-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
}

.project-overlay h5 {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.project-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.stat-item {
  text-align: center;
  padding: 1rem;
  background: var(--color-bg-light);
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-item i {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.stat-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

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

.vogue-timeline {
  margin: 4rem 0;
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.timeline-filter {
  display: flex;
  gap: 1rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.timeline-scroll {
  display: flex;
  gap: 2rem;
  overflow-x: auto;
  padding: 1rem 0;
}

.timeline-item {
  min-width: 200px;
  padding: 1.5rem;
  background: var(--color-bg-light);
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease;
}

.timeline-item:hover {
  transform: translateY(-5px);
}

.timeline-date {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.timeline-winner {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.timeline-badge {
  color: var(--color-primary);
  font-size: 1.5rem;
}

.vogue-benefits {
  margin: 4rem 0;
}

.benefits-header {
  text-align: center;
  margin-bottom: 3rem;
}

.benefits-header h5 {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  letter-spacing: 1px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.benefits-subtitle {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-text-light);
  margin-top: 0.5rem;
  text-align: center;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  color: var(--color-text);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--color-bg-light);
  border-radius: 8px;
  transition: transform 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.benefit-info h5 {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-weight: 600;
}

.benefit-info p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.vogue-cta {
  text-align: center;
  margin: 4rem 0;
}

.btn-join-challenge {
  padding: 1rem 2rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-join-challenge:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.challenge-deadline {
  margin-top: 1rem;
  color: var(--color-text-light);
}

.deadline-date {
  color: var(--color-primary);
  font-weight: 600;
}

/* 重新设计的热门展品部分 */
.trending-items {
  margin: 5rem 0;
}

.trending-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.featured-item {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-light);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: transform 0.3s ease;
}

.featured-item:hover {
  transform: translateY(-5px);
}

.featured-item .item-image {
  height: 400px;
  position: relative;
  overflow: hidden;
}

.featured-item .item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.featured-item .item-info {
  padding: 2rem;
}

.featured-item h4 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.item-details {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.creator-info {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.creator-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  border: 2px solid var(--color-primary);
}

.creator-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
}

.item-price {
  text-align: right;
}

.physical-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.3rem;
}

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

.item-stats {
  display: flex;
  gap: 1.5rem;
}

.item-stats .stat-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-light);
}

.item-stats .stat-item i {
  color: var(--color-accent);
}

.trending-side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.trending-side .market-item {
  display: flex;
  background: var(--color-bg-light);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: transform 0.3s ease;
  height: calc((100% - 2rem) / 3);
}

.trending-side .market-item:hover {
  transform: translateX(5px);
}

.trending-side .item-image {
  width: 120px;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.trending-side .item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.trending-side .market-item:hover .item-image img {
  transform: scale(1.05);
}

.trending-side .item-info {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.trending-side h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.item-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.creator {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.price {
  font-weight: 700;
  color: var(--color-text);
}

.item-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 0.3rem 0.8rem;
  font-size: 0.8rem;
  border-radius: 20px;
  z-index: 2;
}

.featured-item .item-actions {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.5rem;
}

.view-ar-btn, .add-cart-btn {
  background: var(--color-primary);
  color: var(--color-secondary);
  border: none;
  border-radius: 5px;
  padding: 0.7rem 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.view-ar-btn.small, .add-cart-btn.small {
  padding: 0.4rem 0.7rem;
  font-size: 0.85rem;
}

.add-cart-btn {
  background: var(--color-accent);
}

.view-ar-btn:hover, .add-cart-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.trending-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.trending-info {
  display: flex;
  justify-content: center;
  gap: 4rem;
  width: 100%;
  margin-bottom: 2rem;
}

.info-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 120px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  font-weight: 400;
  text-align: center;
  color: var(--color-text-light);
}

.view-all-container {
  margin-top: 1rem;
  text-align: center;
}

.view-all-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 2rem;
  background-color: transparent;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
}

.view-all-btn i {
  margin-left: 0.5rem;
  transition: transform 0.3s ease;
}

.view-all-btn:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.view-all-btn:hover i {
  transform: translateX(5px);
}

/* 响应式样式调整 */
@media (max-width: 992px) {
  .trending-grid {
    grid-template-columns: 1fr;
  }
  
  .trending-side {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  
  .trending-side .market-item {
    height: auto;
  }
}

@media (max-width: 768px) {
  .trending-info {
    gap: 2rem;
  }
  
  .info-stat {
    width: 100px;
  }
  
  .stat-number {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .trending-side {
    grid-template-columns: 1fr;
  }
  
  .trending-info {
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 1.5rem;
  }
  
  .info-stat {
    width: 90px;
  }
  
  .stat-number {
    font-size: 1.8rem;
  }
  
  .stat-label {
    font-size: 0.9rem;
  }
}

.stat-icon {
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.stat-icon i {
  font-size: 1.5rem;
  color: var(--color-text-light);
  opacity: 0.7;
  transition: all 0.4s ease;
}

.stat-item:hover .stat-icon i {
  color: var(--color-gold);
  opacity: 1;
  transform: translateY(-5px);
}

.stat-icon::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 1px;
  background: rgba(var(--color-accent-rgb), 0.3);
  transition: all 0.3s ease;
}

.stat-item:hover .stat-icon::after {
  width: 40px;
  background: rgba(var(--color-gold-rgb), 0.6);
}

.vogue-stats-header {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.vogue-stats-header h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  margin: 0.5rem 0 1rem;
  color: var(--color-primary);
  letter-spacing: 1px;
}

.vogue-stats-header .vogue-line {
  width: 80px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-accent), transparent);
  margin: 0 auto;
}

@media (max-width: 768px) {
  .vogue-stats-header {
    margin-bottom: 2rem;
  }
  
  .vogue-stats-header h3 {
    font-size: 1.7rem;
  }
}

/* 教程课程与技法支持体系样式 */
.tutorial-system {
  padding: 4rem 0;
  background: var(--color-background);
}

.tutorial-levels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 3rem 0;
}

.level-card {
  background: var(--color-card-background);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.level-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.level-header {
  text-align: center;
  margin-bottom: 2rem;
}

.level-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1rem;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.level-icon i {
  font-size: 1.8rem;
  color: var(--color-text-inverse);
}

.level-header h4 {
  font-size: 1.5rem;
  margin: 0.5rem 0;
  color: var(--color-text-primary);
}

.level-tag {
  display: inline-block;
  padding: 0.3rem 1rem;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

.course-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.course-list li {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  color: var(--color-text-secondary);
}

.course-list i {
  color: var(--color-accent);
  margin-right: 0.8rem;
  font-size: 1.1rem;
}

.course-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: center;
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.feature i {
  font-size: 1.4rem;
  color: var(--color-primary);
}

.feature span {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* 特色课程活动样式 */
.featured-courses {
  margin: 4rem 0;
}

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

.activity-card {
  background: var(--color-card-background);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.3s ease;
}

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

.activity-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.activity-icon i {
  font-size: 2rem;
  color: var(--color-text-inverse);
}

.activity-card h5 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.activity-card p {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.activity-schedule {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.next-event {
  font-weight: 500;
  color: var(--color-text-primary);
}

.event-date {
  color: var(--color-accent);
  font-size: 0.9rem;
}

/* 课程报名CTA样式 */
.tutorial-cta {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 12px;
  padding: 3rem;
  color: var(--color-text-inverse);
  margin-top: 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cta-content {
  flex: 1;
  max-width: 500px;
}

.cta-content h4 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn-enroll-course {
  background: var(--color-text-inverse);
  color: var(--color-primary);
  border: none;
  padding: 1rem 2rem;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.btn-enroll-course:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-stats {
  display: flex;
  gap: 3rem;
}

.cta-stats .stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
}

/* 响应式调整 */
@media (max-width: 1024px) {
  .tutorial-levels {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .course-activities {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tutorial-cta {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }
  
  .cta-content {
    max-width: 100%;
  }
  
  .cta-stats {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .tutorial-levels {
    grid-template-columns: 1fr;
  }
  
  .course-activities {
    grid-template-columns: 1fr;
  }
  
  .cta-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* 旧衣捐赠与公益共创通道样式 */
.donation-channel {
  padding: 4rem 0;
  background-color: var(--color-background);
  position: relative;
}

.donation-channel .vogue-section-header {
  margin-bottom: 3rem;
}

.donation-content {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 3rem;
  margin-bottom: 4rem;
}

.donation-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
}

.donation-process {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.step-icon {
  position: relative;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.step-icon i {
  font-size: 1.8rem;
  color: var(--color-text-inverse);
}

.step-number {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: var(--color-primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-primary);
}

.step-info h4 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--color-text-primary);
}

.step-info p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.impact-visual {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.impact-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.impact-stats {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-around;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
}

.stat-circle {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.stat-unit {
  font-size: 1rem;
  margin-top: 0.3rem;
}

.stat-desc {
  font-size: 0.9rem;
  margin-top: 0.5rem;
  opacity: 0.9;
}

.featured-charity-projects {
  margin-bottom: 4rem;
}

.featured-charity-projects h4 {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--color-text-primary);
}

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

.charity-project {
  background-color: var(--color-card-background);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.charity-project:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.project-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.3rem 1rem;
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 20px;
}

.project-info {
  padding: 1.5rem;
}

.project-info h5 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
  color: var(--color-text-primary);
}

.project-info p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}