/* Apple风格简洁高级设计 */

/* ====== 高级现代化图片展示区域 ====== */
.hero-banner {
  padding: 80px 0;
  background: #ffffff;
}

.hero-banner-container {
  max-width: 5600px;
  margin: 0 auto;
  padding: 0 40px;
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 24px;
}

.hero-banner-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 24px;
}

.hero-banner-track {
  display: flex;
  width: 200%; /* 6张图片，每张16.67% */
  transition: transform 0.5s ease-in-out;
}

.hero-banner-item {
  flex: 0 0 33.33%; /* 每次显示3张图片 */
  padding: 0;
  box-sizing: border-box;
}

.hero-banner-item img {
  width: 90%;
  height: 600px;
  object-fit: cover;
  object-position: center;
  border-radius: 20px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
  display: block;
}

.hero-banner-item img:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

/* 导航点样式 */
.hero-banner-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-dot.active {
  background: #007bff;
  transform: scale(1.2);
}

.hero-dot:hover {
  background: rgba(0, 0, 0, 0.6);
}



/* Hero Banner 响应式设计 */
@media (max-width: 768px) {
  .hero-banner {
    padding: 40px 0;
  }

  .hero-banner-item {
    padding: 0 8px;
  }

  .hero-banner-item img {
    height: 350px;
    width: 95%;
  }

  .hero-banner-dots {
    margin-top: 20px;
  }

  .hero-dot {
    width: 10px;
    height: 10px;
  }
}

@media (max-width: 480px) {
  .hero-banner {
    padding: 30px 0;
  }

  .hero-banner-container {
    padding: 0 15px;
  }

  .hero-banner-item img {
    height: 280px;
    width: 98%;
  }

  .hero-banner-dots {
    margin-top: 15px;
    gap: 8px;
  }

  .hero-dot {
    width: 8px;
    height: 8px;
  }
}

/* ====== Explore Our Curated Range 区域样式 ====== */
.curated-range-section {
  background: #ffffff;
  padding: 80px 0;
  text-align: center;
  margin: 0;
}

.curated-range-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.curated-range-title {
  font-size: 3rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.curated-range-subtitle {
  font-size: 1.5rem;
  font-weight: 400;
  color: #666666;
  margin: 0;
  line-height: 1.4;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Curated Range 响应式设计 */
@media (max-width: 768px) {
  .curated-range-section {
    padding: 60px 0;
  }

  .curated-range-container {
    padding: 0 15px;
  }

  .curated-range-title {
    font-size: 2.2rem;
  }

  .curated-range-subtitle {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .curated-range-section {
    padding: 40px 0;
  }

  .curated-range-container {
    padding: 0 10px;
  }

  .curated-range-title {
    font-size: 1.8rem;
  }

  .curated-range-subtitle {
    font-size: 1rem;
  }
}

/* 移除导航栏和hero-banner之间的间隙 */
.home header {
  margin-bottom: 0 !important;
  padding-bottom: 0 !important;
}

/* 强制移除header容器的padding */
.home header > div,
.home header > div.pb3-m,
.home header > div.pb6-l,
.home header div.pb3-m.pb6-l {
  padding-bottom: 0 !important;
  margin-bottom: 0 !important;
}

/* 更强的选择器来覆盖Tachyons类 */
body.home header div[class*="pb"],
body.home header div.pb3-m,
body.home header div.pb6-l {
  padding-bottom: 0 !important;
}

/* 附加图片区域样式 */
.additional-image-section {
  background: #ffffff;
  padding: 0;
  margin: 0;
}

.additional-image {
  position: relative;
  width: 100%;
  text-align: center;
  padding: 20px 0;
}

.additional-image img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .hero-banner {
    height: 40vh;
    min-height: 300px;
  }

  .additional-image {
    padding: 15px 0;
  }
}

/* ====== 统计数据区域 ====== */
.stats-section {
  background: #f8f9fa;
  padding: 80px 0;
  border-top: 1px solid #e9ecef;
}

.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 700;
  color: #007AFF;
  margin-bottom: 8px;
  line-height: 1;
}

.stat-label {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-description {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.5;
  max-width: 280px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .stats-section {
    padding: 60px 0;
  }

  .stats-container {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    padding: 0 15px;
  }

  .stat-number {
    font-size: 1.8rem;
  }

  .stat-label {
    font-size: 1rem;
  }

  .stat-description {
    font-size: 0.85rem;
  }
}

/* 苹果风格颜色变量 - 增强对比度 */
:root {
  --primary-color: #007AFF;
  --secondary-color: #6B6B70;
  --text-primary: #1D1D1F;
  --text-secondary: #424245;
  --background-primary: #FFFFFF;
  --background-secondary: #F5F5F7;
  --background-tertiary: #FBFBFD;
  --border-color: #D2D2D7;
  --accent-color: #FF3B30;
  --success-color: #34C759;
}

/* 苹果风格全局样式 */
* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.47059;
  letter-spacing: -0.022em;
  color: var(--text-primary);
  background-color: var(--background-primary);
  margin: 0;
  padding: 0;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.003em;
  color: var(--text-primary);
  margin: 0 0 1rem 0;
}

h1 {
  font-size: 3.5rem;
  line-height: 1.07143;
  font-weight: 700;
  letter-spacing: -0.015em;
}

h2 {
  font-size: 2.5rem;
  line-height: 1.125;
  font-weight: 600;
}

h3 {
  font-size: 1.75rem;
  line-height: 1.2;
  font-weight: 600;
}

p {
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin: 0 0 1.5rem 0;
}

.large-text {
  font-size: 1.375rem;
  line-height: 1.36364;
  font-weight: 400;
  color: var(--text-primary);
}

.text-secondary {
  color: var(--text-secondary);
}

/* 苹果风格导航栏 - 应用到所有页面 */
.site-header,
header {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 0.5px solid var(--border-color);
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* 确保所有页面的导航栏都有一致的样式 */
.site-header nav,
header nav {
  padding: 0 22px;
  max-width: 1024px;
  margin: 0 auto;
}

/* 覆盖其他页面可能的背景色 */
header .bg-black,
header .bg-near-white,
header div[class*="bg-"] {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px);
}

/* 强制覆盖Ananke主题的背景和导航样式 */
.bg-near-white,
header .bg-near-white,
div.bg-near-white {
  background-color: #FFFFFF !important;
}

/* 导航栏整体样式优化 */
body nav {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', Roboto, Helvetica, Arial, sans-serif !important;
}

/* 导航链接样式 - 更现代化，应用到所有页面 */
body nav a,
body nav a.white-90,
body nav .white-90,
body header nav a,
body .site-header a,
nav ul li a,
nav ul li a.white-90,
nav ul li a.hover-white,
header nav a,
header nav a.white-90,
header nav .white-90,
header a.white-90,
header .white-90 {
  color: #1a1a1a !important;
  font-weight: 500 !important;
  font-size: 15px !important;
  text-decoration: none !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  letter-spacing: -0.01em !important;
  position: relative !important;
}

/* 悬停效果 - 更精致，应用到所有页面 */
body nav a:hover,
body nav a.white-90:hover,
body header nav a:hover,
body .site-header a:hover,
nav ul li a:hover,
nav ul li a.white-90:hover,
nav ul li a.hover-white:hover,
header nav a:hover,
header nav a.white-90:hover,
header a.white-90:hover,
header .white-90:hover {
  color: #007AFF !important;
  text-decoration: none !important;
  transform: translateY(-1px) !important;
}

/* 网站标题 - 更现代的字体，应用到所有页面 */
body nav a.f3,
body nav a.f3.fw2,
body .site-header .f3,
nav a.f3.fw2.hover-white.white-90,
header nav a.f3,
header nav a.f3.fw2,
header a.f3,
header a.f3.fw2,
header .f3 {
  color: #000000 !important;
  font-weight: 600 !important;
  font-size: 24px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', sans-serif !important;
  letter-spacing: -0.02em !important;
}

/* 登录链接样式 */
.login-link {
  color: #1a1a1a !important;
  font-weight: 500 !important;
}

.login-link:hover {
  color: #007AFF !important;
}

/* 新的两列导航栏布局 */
nav.pv3.ph3.ph4-ns {
  padding: 0.75rem 1rem !important;
}

/* 删除了冲突的导航栏CSS规则 */

/* 左边：品牌标题 */
html body nav .nav-brand,
html body nav.pv3 .nav-brand,
html body nav.pv3.ph3.ph4-ns .nav-brand {
  flex: 0 0 auto !important;
}

/* 右边：导航菜单（包含所有链接和按钮） */
html body nav .nav-menu,
html body nav.pv3 .nav-menu,
html body nav.pv3.ph3.ph4-ns .nav-menu {
  flex: 0 0 auto !important;
  display: flex !important;
  align-items: center !important;
}

html body nav .nav-links,
html body nav.pv3 .nav-links,
html body nav.pv3.ph3.ph4-ns .nav-links,
html body nav ul.nav-links {
  display: flex !important;
  align-items: center !important;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  gap: 2rem !important;
}

.nav-item {
  white-space: nowrap !important;
}

.nav-link {
  white-space: nowrap !important;
  text-decoration: none !important;
}

/* 特殊样式：Get started 按钮 */
.get-started-link {
  background: #007AFF !important;
  color: white !important;
  padding: 8px 16px !important;
  border-radius: 20px !important;
  font-weight: 500 !important;
  transition: all 0.2s ease !important;
}

.get-started-link:hover {
  background: #0056CC !important;
  color: white !important;
  transform: translateY(-1px) !important;
}

/* 删除了桌面端导航栏CSS规则 */

/* 中等屏幕响应式 */
@media (max-width: 1200px) {
  .nav-links {
    gap: 1.5rem !important;
  }

  .nav-link {
    font-size: 14px !important;
  }

  .get-started-link {
    padding: 6px 12px !important;
    font-size: 14px !important;
  }
}

/* 移动端响应式 */
@media (max-width: 768px) {

  .nav-links {
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 1rem !important;
  }

  .get-started-link {
    font-size: 13px !important;
    padding: 6px 12px !important;
  }

  /* 移动端导航链接 */
  .nav-link {
    font-size: 13px !important;
  }

  /* 移动端网站标题 */
  body nav a.f3 {
    font-size: 18px !important;
  }
}

/* 覆盖所有可能的白色文字类 */
.white-90,
.white,
.hover-white {
  color: #000000 !important;
}

.hover-white:hover {
  color: #007AFF !important;
}

/* 确保所有页面的导航栏背景都是一致的 */
header[class*="cover"],
header[class*="bg-"],
.cover header,
.bg-black header,
.bg-near-white header {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
}

/* 移除可能的背景图片覆盖层对导航栏的影响 */
header .bg-black-60,
header .bg-black-30,
header .bg-black-40,
header .bg-black-50,
header .bg-black-70,
header .bg-black-80,
.bg-black-30,
.bg-black-40,
.bg-black-50,
.bg-black-60,
.bg-black-70,
.bg-black-80 {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
}

/* 强制覆盖所有可能的暗色背景 */
header[style*="background-image"] .bg-black-30,
header[style*="background-image"] .bg-black-40,
header[style*="background-image"] .bg-black-50,
header[style*="background-image"] .bg-black-60,
header[style*="background-image"] div[class*="bg-black"],
.cover .bg-black-30,
.cover .bg-black-40,
.cover .bg-black-50,
.cover .bg-black-60 {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
  border-bottom: 0.5px solid var(--border-color) !important;
}

/* 确保导航栏在所有页面都可见且样式一致 */
header nav,
.site-header nav {
  background: transparent !important;
  position: relative !important;
  z-index: 1001 !important;
}

/* 特别针对About页面和其他有背景图片的页面 */
.cover header,
header.cover,
header[class*="cover"],
header[style*="background-image"] {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
  border-bottom: 0.5px solid var(--border-color) !important;
}

/* 确保导航栏区域始终是白色背景 */
header nav.pv3,
nav.pv3.ph3.ph4-ns,
.pv3.ph3.ph4-ns {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
  margin: 0 !important;
  padding-top: 1rem !important;
  padding-bottom: 1rem !important;
}

/* 覆盖任何可能的内联样式 */
header[style] {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
}

/* 最强优先级 - 强制所有header使用白色背景 */
body header,
body .site-header,
html body header,
html body .site-header {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.1) !important;
}

/* 强制覆盖所有可能的背景类 */
body header[class*="bg-"],
body header div[class*="bg-"],
html body header[class*="bg-"],
html body header div[class*="bg-"] {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
}

/* 特别针对cover类和背景图片 */
body header.cover,
body .cover header,
html body header.cover,
html body .cover header {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: saturate(180%) blur(20px) !important;
}

/* 隐藏首页默认的页面标题 */
.home header .tc-l,
.home header .pv3,
.home header .pv4,
.home header .pv6-l,
.home header .ph3,
.home header .ph4-ns,
.home header h1.f2,
.home header h1.f-subheadline-l,
.home header h2.fw1 {
  display: none !important;
}

/* 隐藏整个header标题区域，但保留导航 */
.home header .tc-l.pv3.ph3.ph4-ns,
.home header .tc-l.pv4.pv6-l.ph3.ph4-ns {
  display: none !important;
}

/* 确保导航栏仍然显示 */
.home header nav {
  display: block !important;
}

/* 调整首页布局 */
.home main {
  padding-top: 0 !important;
}

/* 确保hero区域紧贴导航栏 */
.home .hero-section {
  margin-top: 0 !important;
}

/* 苹果风格Hero区域 */
.hero-section {
  background: #ffffff;
  padding: 80px 0 120px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid #e2e8f0;
}

.hero-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 22px;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.07143;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: #000000;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.375rem;
  line-height: 1.36364;
  font-weight: 400;
  color: #333333;
  margin-bottom: 2.5rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
    line-height: 1.125;
  }

  .hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.5;
  }
}


/* 苹果风格卡片 */
.card {
  background: var(--background-primary);
  border-radius: 18px;
  border: 0.5px solid var(--border-color);
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.04);
}

/* 内容区域 */
.content-section {
  padding: 80px 0;
  max-width: 980px;
  margin: 0 auto;
  padding-left: 22px;
  padding-right: 22px;
}

.content-section.alt {
  background: var(--background-secondary);
}

/* 苹果风格按钮 */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 980px;
  font-size: 1rem;
  line-height: 1.2;
  font-weight: 400;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: none;
  cursor: pointer;
  letter-spacing: -0.01em;
  min-width: 120px;
  text-align: center;
}

.btn-primary {
  background: #007AFF;
  color: white;
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.btn-primary:hover {
  background: #0056CC;
  color: white;
  text-decoration: none;
  transform: scale(1.02);
  box-shadow: 0 6px 16px rgba(0, 122, 255, 0.4);
}

.btn-secondary {
  background: transparent;
  color: #000000;
  border: 2px solid #000000;
}

.btn-secondary:hover {
  background: #000000;
  color: white;
  text-decoration: none;
  transform: scale(1.02);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
  min-width: 160px;
}

/* 苹果风格特色图片 */
.featured-image {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

/* 苹果风格网格布局 */
.grid {
  display: grid;
  gap: 40px;
  margin: 80px 0;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* 特性展示区域 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 60px;
  margin: 80px 0;
}

.feature-item {
  text-align: center;
  padding: 40px 20px;
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--background-secondary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-color);
}

.feature-title {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.feature-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* 苹果风格页脚 */
.site-footer {
  background: var(--background-secondary);
  border-top: 0.5px solid var(--border-color);
  padding: 60px 0 40px;
  margin-top: 120px;
}

.footer-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 22px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-copyright {
  color: var(--text-secondary);
  font-size: 0.75rem;
  margin-top: 20px;
}

/* 苹果风格动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scale-in {
  animation: scaleIn 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 滚动动画 */
.scroll-animate {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-animate.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .content-section {
    padding-left: 40px;
    padding-right: 40px;
  }

  .hero-content {
    padding: 0 40px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 60px 0 80px;
  }

  .content-section {
    padding: 60px 22px;
  }

  .hero-content {
    padding: 0 22px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    margin: 60px 0;
  }

  .footer-links {
    flex-direction: column;
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
    line-height: 1.125;
  }

  .hero-subtitle {
    font-size: 1rem;
    line-height: 1.5;
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.875rem;
    min-width: 100px;
  }

  .btn-large {
    padding: 14px 24px;
    font-size: 1rem;
    min-width: 120px;
  }
}

/* 苹果风格目录 */
.toc {
  background: var(--background-secondary);
  border-radius: 16px;
  padding: 24px;
  margin: 40px 0;
  border: 0.5px solid var(--border-color);
}

.toc ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc li {
  margin: 8px 0;
}

.toc a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.3s ease;
  display: block;
  padding: 4px 0;
}

.toc a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

/* 苹果风格表单 */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 16px;
  border: 0.5px solid var(--border-color);
  border-radius: 12px;
  font-size: 1rem;
  background: var(--background-primary);
  transition: all 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

/* 微交互效果 */
.interactive {
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.interactive:hover {
  transform: scale(1.02);
}

.interactive:active {
  transform: scale(0.98);
}

/* 苹果风格阴影 */
.shadow-sm {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.shadow-md {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.shadow-lg {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 苹果风格分隔线 */
.divider {
  height: 0.5px;
  background: var(--border-color);
  margin: 60px 0;
  border: none;
}

/* 状态指示器 */
.status-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
}

.status-success {
  background: var(--success-color);
}

.status-warning {
  background: var(--accent-color);
}

.status-error {
  background: var(--accent-color);
}

/* 苹果风格加载状态 */
.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ====== Quality Section 样式 ====== */
.quality-section {
  padding: 80px 0;
  background: #ffffff;
}

.quality-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 40px;
}

/* 标题区域 */
.quality-header {
  text-align: center;
  margin-bottom: 60px;
}

.quality-title {
  font-size: 48px;
  font-weight: 700;
  color: #333;
  margin-bottom: 16px;
  line-height: 1.2;
}

.quality-subtitle {
  font-size: 18px;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

/* 内容区域 */
.quality-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: stretch;
  min-height: 600px;
}

/* 左侧图片网格 */
.quality-images {
  width: 100%;
}

.image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  width: 100%;
}

.grid-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 4/3;
  min-height: 320px;
  width: 100%;
}

.grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

/* 右侧特性列表 */
.quality-features {
  padding-left: 20px;
}

.features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.quality-features .feature-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  padding: 0;
  font-size: 16px;
  line-height: 1.4;
  min-height: auto;
  height: auto;
}

.quality-features .checkmark {
  color: #28a745;
  font-weight: bold;
  font-size: 18px;
  margin-right: 12px;
  margin-top: 0;
  flex-shrink: 0;
  line-height: 1.4;
}

.quality-features .feature-text {
  color: #333;
  font-weight: 500;
  line-height: 1.4;
  margin: 0;
  padding: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .quality-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .quality-title {
    font-size: 36px;
  }

  .quality-subtitle {
    font-size: 16px;
  }

  .quality-features {
    padding-left: 0;
  }

  .image-grid {
    gap: 12px;
  }
}

/* 图片放大遮罩层 */
.image-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.image-modal {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  animation: zoomIn 0.3s ease;
}

.image-modal img {
  width: 100%;
  height: auto;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.close-btn {
  position: absolute;
  top: -15px;
  right: -15px;
  width: 40px;
  height: 40px;
  background: #fff;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.close-btn:hover {
  background: #f0f0f0;
  transform: scale(1.1);
}

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

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}





/* 移动端响应式 */
@media (max-width: 768px) {
  .image-modal {
    max-width: 95%;
    max-height: 95%;
  }

  .close-btn {
    width: 35px;
    height: 35px;
    font-size: 20px;
  }
}

/* ====== Testimonials 客户评价区域样式 ====== */
.testimonials-section {
  padding: 60px 0;
  margin: 0;
  background: #fff;
}

.testimonials-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.testimonials-intro {
  text-align: center;
  margin-bottom: 50px;
}

.testimonials-intro h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
  line-height: 1.2;
}

.testimonials-intro p {
  font-size: 1.1rem;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.testimonial-card {
  background: #ffffff;
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #e9ecef;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-header {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 15px;
  flex-shrink: 0;
}

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

.testimonial-info h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  margin: 0 0 5px 0;
  line-height: 1.3;
}

.testimonial-info p {
  font-size: 0.9rem;
  color: #666;
  margin: 0;
  line-height: 1.4;
}

.testimonial-content p {
  font-size: 1rem;
  color: #555;
  line-height: 1.6;
  margin: 0;
  font-style: italic;
}

/* Testimonials 移动端响应式 */
@media (max-width: 768px) {
  .testimonials-section {
    padding: 40px 0;
  }

  .testimonials-container {
    padding: 0 15px;
  }

  .testimonials-intro h2 {
    font-size: 2rem;
  }

  .testimonials-intro {
    margin-bottom: 30px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .testimonial-card {
    padding: 20px;
  }

  .testimonial-avatar {
    width: 50px;
    height: 50px;
    margin-right: 12px;
  }

  .testimonial-info h3 {
    font-size: 1rem;
  }

  .testimonial-info p {
    font-size: 0.85rem;
  }

  .testimonial-content p {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .testimonials-section {
    padding: 30px 0;
  }

  .testimonials-container {
    padding: 0 10px;
  }

  .testimonials-intro h2 {
    font-size: 1.8rem;
  }

  .testimonial-card {
    padding: 15px;
  }
}

/* ====== 页脚样式 ====== */
.site-footer {
  background-color: #f8f9fa;
  border-top: 1px solid #e9ecef;
  padding: 60px 0 40px 0;
  margin-top: 80px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  align-items: start;
}

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

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #333333;
  margin-bottom: 20px;
  margin-top: 0;
  height: 24px;
  display: flex;
  align-items: center;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.footer-links li {
  margin-bottom: 8px;
  min-height: 18px;
  display: flex;
  align-items: flex-start;
}

.footer-links li.footer-spacer {
  margin-bottom: 8px;
  min-height: 18px;
  visibility: hidden;
}

.footer-links a {
  color: #666666;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  transition: color 0.3s ease;
  display: block;
  width: 100%;
}

.footer-links a:hover {
  color: #333333;
  text-decoration: none;
}

/* 页脚响应式设计 */
@media (max-width: 1024px) {
  .footer-columns {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .footer-links li.footer-spacer {
    display: none;
  }
}

@media (max-width: 768px) {
  .site-footer {
    padding: 40px 0 30px 0;
    margin-top: 60px;
  }

  .footer-container {
    padding: 0 15px;
  }

  .footer-columns {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-items: start;
  }

  .footer-title {
    font-size: 15px;
    margin-bottom: 15px;
    height: 22px;
  }

  .footer-links a {
    font-size: 13px;
  }

  .footer-links li {
    margin-bottom: 6px;
    min-height: 16px;
  }

  .footer-links li.footer-spacer {
    display: none;
  }
}

@media (max-width: 480px) {
  .site-footer {
    padding: 30px 0 20px 0;
    margin-top: 40px;
  }

  .footer-container {
    padding: 0 10px;
  }

  .footer-columns {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .footer-title {
    font-size: 14px;
    margin-bottom: 12px;
    height: 20px;
  }

  .footer-links li {
    margin-bottom: 5px;
    min-height: 14px;
  }

  .footer-links li.footer-spacer {
    display: none;
  }

  .footer-links a {
    font-size: 12px;
  }
}

/* ====== Stock Parties 横幅样式 ====== */
.stock-parties-banner {
  background: linear-gradient(135deg, #00D4FF 0%, #00B8E6 100%);
  padding: 40px 0;
  text-align: center;
  margin: 0;
}

.stock-parties-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.stock-parties-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.stock-parties-text {
  color: #1a1a1a;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 500;
  margin: 0;
  max-width: 600px;
}

.stock-parties-btn {
  background: #1a1a1a;
  color: #ffffff;
  padding: 14px 32px;
  border-radius: 25px;
  text-decoration: none;
  font-size: 16px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid #1a1a1a;
}

.stock-parties-btn:hover {
  background: transparent;
  color: #1a1a1a;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 26, 26, 0.2);
}

/* Stock Parties 响应式 */
@media (max-width: 768px) {
  .stock-parties-banner {
    padding: 30px 0;
  }

  .stock-parties-container {
    padding: 0 15px;
  }

  .stock-parties-text {
    font-size: 16px;
  }

  .stock-parties-btn {
    padding: 12px 24px;
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .stock-parties-banner {
    padding: 25px 0;
  }

  .stock-parties-container {
    padding: 0 10px;
  }

  .stock-parties-text {
    font-size: 15px;
  }

  .stock-parties-btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}

/* ====== 投资建议区域样式 ====== */
.investment-advice-section {
  background: #ffffff;
  padding: 80px 0;
  margin: 0;
}

.investment-advice-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.investment-advice-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 60px;
  line-height: 1.2;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 60px;
}

.investment-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  align-items: start;
}

.investment-feature {
  text-align: center;
  padding: 20px;
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #f8f9fa;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 16px;
  line-height: 1.3;
}

.feature-description {
  font-size: 1rem;
  color: #666666;
  line-height: 1.5;
  margin: 0;
}

/* 投资建议区域响应式 */
@media (max-width: 1024px) {
  .investment-features {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .investment-advice-section {
    padding: 60px 0;
  }

  .investment-advice-container {
    padding: 0 15px;
  }

  .investment-advice-title {
    font-size: 2rem;
    margin-bottom: 40px;
  }

  .investment-features {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .feature-title {
    font-size: 1.125rem;
  }

  .feature-description {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .investment-advice-section {
    padding: 40px 0;
  }

  .investment-advice-container {
    padding: 0 10px;
  }

  .investment-advice-title {
    font-size: 1.75rem;
    margin-bottom: 30px;
  }

  .investment-features {
    gap: 25px;
  }

  .feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 16px;
  }

  .feature-icon svg {
    width: 30px;
    height: 30px;
  }

  .feature-title {
    font-size: 1rem;
    margin-bottom: 12px;
  }

  .feature-description {
    font-size: 0.85rem;
  }
}

/* ====== Testimonials 样式 ====== */
.testimonials-intro {
  text-align: center;
  margin-bottom: 80px;
  padding: 0 20px;
}

.testimonials-intro h2 {
  font-size: 2.8rem;
  color: #333;
  font-weight: 500;
  line-height: 1.3;
  max-width: 900px;
  margin: 0 auto;
  letter-spacing: -0.02em;
}

/* Testimonials 样式 */
.testimonials-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)) !important;
  gap: 40px !important;
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
}

.testimonial-card {
  background: #ffffff !important;
  border-radius: 24px !important;
  padding: 50px !important;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08) !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
  border: 1px solid rgba(0, 0, 0, 0.05) !important;
}

.testimonial-card:hover {
  transform: translateY(-8px) !important;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15) !important;
}

.testimonial-header {
  display: flex !important;
  align-items: center !important;
  margin-bottom: 30px !important;
}

.testimonial-avatar {
  margin-right: 24px !important;
}

.testimonial-avatar img {
  width: 70px !important;
  height: 70px !important;
  border-radius: 50% !important;
  object-fit: cover !important;
  border: 3px solid #f8f9fa !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
}

.testimonial-info h3 {
  font-size: 1.4rem !important;
  font-weight: 600 !important;
  color: #333 !important;
  margin: 0 0 6px 0 !important;
  letter-spacing: -0.01em !important;
}

.testimonial-info p {
  font-size: 1.05rem !important;
  color: #666 !important;
  margin: 0 !important;
  font-weight: 400 !important;
}

.testimonial-content p {
  font-size: 1.15rem !important;
  line-height: 1.7 !important;
  color: #555 !important;
  margin: 0 !important;
  font-style: italic !important;
  letter-spacing: -0.005em !important;
}

/* Testimonials 响应式设计 */
@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 35px;
    padding: 0 30px;
  }
}

@media (max-width: 768px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 0 20px;
  }

  .testimonial-card {
    padding: 35px 30px;
  }

  .testimonials-intro {
    margin-bottom: 60px;
  }

  .testimonials-intro h2 {
    font-size: 2.2rem;
  }

  .testimonial-avatar img {
    width: 60px;
    height: 60px;
  }

  .testimonial-info h3 {
    font-size: 1.25rem;
  }

  .testimonial-content p {
    font-size: 1.05rem;
  }
}

@media (max-width: 480px) {
  .testimonials-intro h2 {
    font-size: 1.8rem;
  }

  .testimonials-grid {
    gap: 25px;
    padding: 0 15px;
  }

  .testimonial-card {
    padding: 25px 20px;
  }

  .testimonial-avatar img {
    width: 50px;
    height: 50px;
  }

  .testimonial-info h3 {
    font-size: 1.1rem;
  }

  .testimonial-content p {
    font-size: 1rem;
    line-height: 1.6;
  }
}

/* 欢迎文本区域样式 */
.welcome-section {
  text-align: center;
  padding: 60px 20px;
  background: white;
}

.welcome-title {
  font-size: 3rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 20px;
  line-height: 1.2;
}

.welcome-subtitle {
  font-size: 1.5rem;
  font-weight: 400;
  color: #666;
  margin-bottom: 30px;
  line-height: 1.4;
}

.welcome-description {
  font-size: 1.2rem;
  color: #555;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 欢迎文本响应式样式 */
@media (max-width: 768px) {
  .welcome-title {
    font-size: 2rem;
  }

  .welcome-subtitle {
    font-size: 1.2rem;
  }

  .welcome-description {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .welcome-title {
    font-size: 1.5rem;
  }

  .welcome-subtitle {
    font-size: 1rem;
  }

  .welcome-description {
    font-size: 0.9rem;
  }
}

/* Products Range Section */
.products-range-section {
  background: #ffffff;
  padding: 80px 0;
  border-bottom: 1px solid #e2e8f0;
}

.products-range-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 80px;
}

.products-range-image {
  flex: 1;
}

.products-range-image img {
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.products-range-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.products-feature {
  padding: 20px 0;
}

.products-range-content .feature-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 16px;
  line-height: 1.3;
}

.products-range-content .feature-description {
  font-size: 1.25rem;
  color: #666666;
  line-height: 1.6;
  margin: 0;
}

/* Features Section */
.features-section {
  background: #ffffff;
  padding: 80px 0;
  border-bottom: 1px solid #e2e8f0;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.features-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 80px;
}

.features-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}

.feature-item {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.features-section .feature-icon {
  display: inline-block;
  color: #000000;
  font-weight: bold;
  font-size: 18px;
  flex-shrink: 0;
  background: none;
  border-radius: 0;
  width: auto;
  height: auto;
  margin: 0;
}

.feature-text {
  color: #1f2937;
  font-weight: 500;
  display: block;
}

.features-image {
  flex: 1;
  text-align: center;
}

.features-image img {
  max-width: 160%;
  width: 160%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  object-fit: cover;
}

/* Products Range Section 响应式样式 */
@media (max-width: 768px) {
  .products-range-container {
    flex-direction: column;
    gap: 40px;
  }

  .products-range-content .feature-title {
    font-size: 1.5rem;
  }

  .products-range-content .feature-description {
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .products-range-content {
    gap: 30px;
  }

  .products-range-content .feature-title {
    font-size: 1.25rem;
  }

  .products-range-content .feature-description {
    font-size: 1rem;
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .features-content {
    flex-direction: column;
    gap: 40px;
  }

  .feature-item {
    font-size: 16px;
  }

  .features-section {
    padding: 60px 0;
  }
}

/* ====== Quality Section 质量保证区域样式 ====== */
.quality-section {
  padding: 80px 0;
  background: #fff;
}

.quality-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.quality-header {
  text-align: center;
  margin-bottom: 60px;
}

.quality-title {
  font-size: 48px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 16px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', sans-serif;
  letter-spacing: -0.02em;
}

.quality-subtitle {
  font-size: 20px;
  color: #666;
  font-weight: 400;
  line-height: 1.5;
}

.quality-content {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 60px;
  align-items: center;
}

.quality-images {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.quality-image-row {
  display: flex;
  gap: 32px;
}

.quality-image-item {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.quality-image-item img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

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

.quality-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.quality-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
}

.quality-check {
  color: #28a745;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}

.quality-text {
  font-size: 16px;
  color: #333;
  font-weight: 500;
  line-height: 1.5;
}

/* Quality Section 响应式设计 */
@media (max-width: 768px) {
  .quality-title {
    font-size: 36px;
  }

  .quality-subtitle {
    font-size: 18px;
  }

  .quality-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .quality-images {
    gap: 24px;
  }

  .quality-image-row {
    gap: 24px;
  }

  .quality-image-item img {
    height: 240px;
  }

  .quality-feature {
    padding: 12px 0;
  }

  .quality-text {
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .quality-images {
    gap: 20px;
  }

  .quality-image-row {
    gap: 20px;
  }

  .quality-image-item img {
    height: 200px;
  }
}

/* ====== 移除main标签的底部内边距 ====== */
main.pb7 {
  padding-bottom: 0 !important;
}

/* ====== Contact Section 联系信息区域样式 ====== */
.contact-section {
  padding: 10px 0;
  background: #fff;
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.contact-intro {
  text-align: center;
  margin-bottom: 60px;
}

.contact-intro h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
  line-height: 1.2;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', sans-serif;
}

.contact-intro p {
  font-size: 1.1rem;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 50px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.contact-card {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid #e9ecef;
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 10px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', sans-serif;
}

.contact-info p {
  font-size: 1rem;
  color: #666;
  line-height: 1.5;
  margin: 5px 0;
}

/* 隐藏所有testimonial头像 */
.testimonial-avatar {
  display: none !important;
}

/* Contact Section 响应式设计 */
@media (max-width: 768px) {
  .contact-intro h2 {
    font-size: 2rem;
  }

  .contact-intro p {
    font-size: 1rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 400px;
  }

  .contact-card {
    padding: 25px;
  }
}

@media (max-width: 480px) {
  .contact-section {
    padding: 8px 0;
  }

  .contact-card {
    padding: 20px;
  }

  .contact-info h3 {
    font-size: 1.1rem;
  }

  .contact-info p {
    font-size: 0.9rem;
  }
}