:root {
  --primary-color: #007bff;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.card-gradient-1 {
  background: linear-gradient(135deg, #f6e05e 0%, #ed8936 100%);
}

.card-gradient-2 {
  background: linear-gradient(135deg, #9ae6b4 0%, #48bb78 100%);
}

.card-gradient-3 {
  background: linear-gradient(135deg, #90cdf4 0%, #4299e1 100%);
}

.primary-button {
  background-color: var(--primary-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  outline: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
}

.primary-button:hover {
  background-color: #0056b3;
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 123, 255, 0.25);
}

.secondary-button {
  background-color: transparent;
  color: #4a5568;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 400;
  transition: all 0.3s ease;
  border: 1px solid #cbd5e0;
  outline: none;
  cursor: pointer;
  text-decoration: none;
}

.secondary-button:hover {
  background-color: #edf2f7;
  color: #2d3748;
}

.faq-item {
  border-bottom: 1px solid #e2e8f0;
  /* 移除之前添加的内边距 */
}

.faq-question {
  padding: 1rem;
  /* 为问题添加适当的内边距 */
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  padding: 0 1rem 1rem;
  /* 为答案添加内边距，但上边距为0 */
  display: none;
  /* 默认隐藏答案 */
}

.faq-item.active .faq-answer {
  display: block;
  /* 当激活时显示答案 */
}

.toggle-icon {
  transition: transform 0.3s ease;
}

.faq-question.active .toggle-icon {
  transform: rotate(45deg);
}

.api-title {
  color: var(--primary-color);
}

ol>li:last-child {
  list-style: none;
}

.underline-link {
  text-decoration: underline;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mt-8 {
  margin-top: 2rem;
}

.mt-16 {
  margin-top: 4rem;
}

.mb-16 {
  margin-bottom: 4rem;
}

.text-center {
  text-align: center;
}

.text-sm {
  font-size: 0.875rem;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto",
    "Helvetica Neue", "Arial", "Noto Sans", sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol",
    "Noto Color Emoji";
  background-color: #f0f4f8;
  color: #2d3748;
  padding-top: 58px;
  display: flex;
  flex-direction: column;
  min-height: -webkit-fill-available;
  min-height: 100vh;
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.95) 0%,
    rgba(230, 244, 255, 0.95) 20%,
    rgba(236, 253, 245, 0.95) 40%,
    rgba(239, 246, 255, 0.95) 60%,
    rgba(255, 255, 255, 0.95) 80%,
    rgba(240, 249, 255, 0.95) 100%
  );
  background-attachment: fixed;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: 
    radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.15) 0, transparent 50%),
    radial-gradient(circle at 100% 0%, rgba(37, 99, 235, 0.15) 0, transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(147, 197, 253, 0.15) 0, transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(192, 132, 252, 0.15) 0, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(56, 189, 248, 0.1) 0, transparent 50%);
  pointer-events: none;
  animation: gradientAnimation 15s ease infinite;
}

html {
  height: -webkit-fill-available;
}


.navbar-left {
  display: flex;
  align-items: center;
}

.navbar-brand {
  display: flex;
  align-items: center;
  font-weight: bold;
  font-size: 1.1rem;
  margin-right: 2rem;
}

.navbar-brand img {
  height: 24px;
  margin-right: 0.5rem;
}

.navbar-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-right: 1rem;
}

.nav-link {
  color: #333;
  text-decoration: none;
  display: flex;
  align-items: center;
  padding: 0.5rem;
  font-size: 0.95rem; /* 稍微增加字体大小 */
  font-weight: 500; /* 略微加粗字体 */
  transition: all 0.3s ease;
  border-radius: 4px; /* 添加圆角 */
}

.nav-icon {
  width: 18px;  /* 稍微增加图标大小 */
  height: 18px; /* 保持宽高比 */
  vertical-align: middle;
  margin-right: 0.4em; /* 稍微减少图标和文字之间的间距 */
  fill: currentColor; /* 使用文本颜色 */
  transition: filter 0.3s ease; /* 添加过渡效果 */
}

/* 修改悬停效果 */
.nav-link:hover,
.nav-link.active {
  color: white; /* 文字变为白色 */
  background-color: var(--primary-color); /* 背景变为主色调 */
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
  filter: brightness(0) invert(1); /* 将图标变为白色 */
}

main {
  flex: 1 0 auto;
  margin-top: 20px;
  margin-bottom: 10px;
  background-color: transparent;
  position: relative;
  z-index: 1;
}

.footer {
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(45, 55, 72, 0.95) 100%
  );
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  margin-top: 0;
  padding-top: 4rem;
  color: #e2e8f0;
  padding: 2rem 0;
}

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

.footer a {
  color: #90cdf4;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

.footer-text {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.footer-code-highlight {
  background-color: #4a5568;
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
  font-family: monospace;
  color: #e2e8f0;
}

@media (max-width: 768px) {
  .footer {
    padding-bottom: calc(env(safe-area-inset-bottom, 20px) + 40px);
  }

  .footer-text {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
  }

  .mobile-only {
    display: block;
  }

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

  .navbar-brand {
    font-size: 1rem;
  }

  .navbar-brand img {
    height: 20px;
  }

  .navbar-auth .nav-link {
    padding: 0.25rem;
  }

  .navbar-nav {
    display: none;
  }

  .mobile-nav {
    display: flex;
  }

  .desktop-only {
    display: none;
  }
}

@media (min-width: 769px) {
  .mobile-only {
    display: none;
  }
}

/* 添加这个样式来恢复浅色背景 */
.bg-light {
  background-color: transparent;
}

.bg-white {
  background-color: transparent !important;
}

.title-h2 {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.title-little {
  padding-top: 1rem;
  padding-bottom: 1rem;
  margin-top: -3rem;
  /* 使用负边距来减少与上方内容的距离 */
}

/* 添加这个新的类 */
.section-docs {
  margin-top: -5rem;
  /* 使用负边距来减少与上方内容的距离 */
}

/* 卡片里的 code 样式 */
.code-highlight {
  background-color: #e6f3ff;
  padding: 2px 4px;
  border-radius: 4px;
  font-family: monospace;
  color: #333;
}

.footer {
  margin-top: 0;
  padding-top: 2rem;
  /* 根据需要调整 */
}

.logo-img {
  max-width: 24px;
  height: auto;
}

@media (max-width: 768px) {
  .logo-img {
    max-width: 24px;
  }
}

/* 保持原有的卡片样式 */
.card {
  background-color: #ffffff;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.tech-border {
  border: 1px solid #e2e8f0;
}

/* FAQ 栏目的样式调整 */
#faq .bg-white {
  background-color: transparent;
}

.faq-item {
  border-bottom: 1px solid #e2e8f0;
  /* 移除之前添加的内边距 */
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  padding: 1rem 2rem;
  /* 为问题添加适当的内边距 */
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
}

.faq-answer {
  padding: 0 2rem 1rem 2rem;
  /* 为答案添加内边距，但上边距为0 */
  display: none;
  /* 默认隐藏答案 */
}

.faq-answer.active {
  display: block;
  /* 显示带有 active 类的答案 */
}

.nav-icon {
  width: 16px;  /* 或者使用具体的像素值，如 16px */
  height: 16px; /* 保持宽高比 */
  vertical-align: middle;
  margin-right: 0.5em; /* 图标和文字之间的间距 */
  fill: currentColor; /* 使用文本颜色 */
}

.nav-link {
  display: flex;
  align-items: center;
}

/* 调整卡片样式以配合新背景 */
.card {
  background-color: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  background-color: rgba(255, 255, 255, 0.8);
}

/* 调整导航栏样式 */
.navbar {
  background-color: rgba(255, 255, 255, 0.8);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

/* 调整页脚样式 */
.footer {
  background-color: rgba(45, 55, 72, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

/* 修改 header 相关 */
header.bg-white {
    background-color: transparent !important; /* 移除白色背景 */
}

/* 调整标题和内容的可见性 */
.api-title {
    color: #1a202c;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
}

/* 调整首屏卡片的样式 */
.card-gradient-1,
.card-gradient-2,
.card-gradient-3 {
    background: rgba(255, 255, 255, 0.7);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    z-index: 2;
}

.card-gradient-1:hover,
.card-gradient-2:hover,
.card-gradient-3:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* 调整首屏文字描述的样式 */
header .text-xl {
    color: #2d3748;
    position: relative;
    z-index: 2;
}

/* 确保内容在渐变背景之上 */
.container {
    position: relative;
    z-index: 2;
}

/* 添加背景动画 */
@keyframes gradientAnimation {
    0% {
        background-position: 0% 0%;
    }
    50% {
        background-position: 100% 100%;
    }
    100% {
        background-position: 0% 0%;
    }
}

/* 调整首屏卡片样式，让它们更加炫彩 */
.card-gradient-1 {
    background: linear-gradient(135deg, rgba(255, 170, 0, 0.8) 0%, rgba(255, 140, 0, 0.8) 100%);
    border: none;
}

.card-gradient-2 {
    background: linear-gradient(135deg, rgba(72, 187, 120, 0.8) 0%, rgba(56, 161, 105, 0.8) 100%);
    border: none;
}

.card-gradient-3 {
    background: linear-gradient(135deg, rgba(66, 153, 225, 0.8) 0%, rgba(49, 130, 206, 0.8) 100%);
    border: none;
}

/* 增强卡片悬停效果 */
.card-gradient-1:hover,
.card-gradient-2:hover,
.card-gradient-3:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
    background-position: right center;
}

/* 调整标题式 */
.api-title {
    background: linear-gradient(45deg, #2563eb, #3b82f6, #60a5fa);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: none;
    font-weight: 800;
}

/* 调整导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

/* 调整按钮样式 */
.primary-button {
    background: linear-gradient(45deg, #2563eb, #3b82f6);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
}

.primary-button:hover {
    background: linear-gradient(45deg, #1d4ed8, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* 使用指南区块样式 */
.usage-section {
    position: relative;
    z-index: 2;
}

.usage-card {
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.usage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.9);
}

.code-block {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
    line-height: 1.5;
    position: relative;
}

.code-block code {
    white-space: pre-wrap;
    word-break: break-all;
}

.step-item {
    padding: 1rem;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.5);
    margin-bottom: 1rem;
}

.step-item:last-child {
    margin-bottom: 0;
}

/* 代码切换标签样式 */
.code-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.code-tab-btn {
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #4a5568;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(203, 213, 224, 0.5);
    cursor: pointer;
    transition: all 0.2s ease;
}

.code-tab-btn:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(160, 174, 192, 0.8);
}

.code-tab-btn.active {
    background: #2563eb;
    color: white;
    border-color: transparent;
}

/* 代码内容切换 */
.code-content {
    display: none;
}

.code-content.active {
    display: block;
}

/* 优化代码块样式 */
.code-block {
    background: #1a202c;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.75rem; /* 更小的字号 */
    line-height: 1.4; /* 更紧凑的行高 */
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* 代码切换按钮样式 */
.code-tabs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.code-switch-btn {
    background: none;
    border: none;
    color: #a0aec0;
    font-size: 0.75rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    transition: all 0.2s ease;
}

.code-switch-btn:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.code-switch-btn.active {
    color: white;
    background: rgba(255, 255, 255, 0.15);
}

.code-divider {
    color: #4a5568;
}

/* 复制按钮样式优化 */
.copy-button {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
}

/* 代码内容样式 */
.code-content {
    display: none;
    margin: 0;
    padding: 0;
}

.code-content.active {
    display: block;
}

.code-content code {
    font-family: 'Fira Code', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

/* 优化代码头部样式 */
.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;  /* 减小内边距 */
    margin-bottom: 12px;  /* 减小底部间距 */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    height: 36px;  /* 固定高度 */
    box-sizing: border-box;
}

/* 优化代码块容器 */
.code-block {
    background: #1a202c;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.75rem;
    line-height: 1.4;
    padding: 0;  /* 移除默认内边距 */
    border-radius: 0.5rem;
    overflow: hidden;  /* 确保内容不会溢出 */
}

/* 代码内容区域 */
.code-content {
    padding: 0 12px 12px;  /* 只给内容区域添加内边距 */
}

/* 调整使用指南区块的间距 */
.usage-section {
    padding-top: 4rem;  /* 增加顶部间距 */
    padding-bottom: 3rem;  /* 保底部间距 */
}

/* 调整代码切换按钮和复制按钮的样式 */
.code-switch-btn, .copy-button {
    height: 24px;  /* 统一按钮高度 */
    line-height: 24px;  /* 确保文字垂直居中 */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 10px;
}

/* 隔样式 */
.code-divider {
    height: 24px;
    line-height: 24px;
    display: inline-flex;
    align-items: center;
    padding: 0 4px;
}

/* 复制按钮图标对齐 */
.copy-button svg {
    margin-top: -1px;  /* 微调图标位置 */
}

/* 调整代码区块的标题 */
.usage-card h3 {
    margin-bottom: 1.5rem;  /* 增加标题下间距 */
}

/* 调整代码区块的整体内边距 */
.usage-card {
    padding: 1.5rem;  /* 增加卡片的内边距 */
}

/* 代码选择器样式 */
.code-selector {
  position: relative;
}

.code-dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  color: #fff;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.code-dropdown-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.dropdown-arrow {
  transition: transform 0.2s ease;
}

.code-dropdown-btn.active .dropdown-arrow {
  transform: rotate(180deg);
}

.code-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  background: #2d3748;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  padding: 4px 0;
  min-width: 120px;
  display: none;
  z-index: 10;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.code-dropdown-menu.show {
  display: block;
}

.code-option {
  display: block;
  width: 100%;
  padding: 6px 12px;
  text-align: left;
  background: none;
  border: none;
  color: #a0aec0;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.code-option:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.code-option.active {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* 调整代码头部样式 */
.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  height: 36px;
  box-sizing: border-box;
}

/* 价格说明区块样式 */
.pricing-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: all 0.3s ease;
}

.pricing-icon {
  font-size: 2rem;
}

.price-details, .model-prices, .benefits {
  width: 100%;
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  height: 120px;
}

.detail-item,
.principle-item,
.benefit-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  height: 40px;
  box-sizing: border-box;
  flex: 1;
}

.detail-item:last-child,
.principle-item:last-child,
.benefit-item:last-child {
  border-bottom: none;
}

.model-name {
  font-family: monospace;
  font-weight: 500;
}

.price {
  color: #2563eb;
  font-weight: 500;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* 价格标签样式 */
.price-tag {
  background: linear-gradient(45deg, #2563eb, #3b82f6);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* 定价原则卡片样式 */
.pricing-principles {
  width: 100%;
  text-align: left;
  height: 100%; /* 确保内容区域填满 */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.principle-item {
  padding: 0.75rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.principle-label {
  font-weight: 500;
  color: #2d3748;
  font-size: 0.875rem;
}

.principle-content {
  font-weight: 500;
  color: #ed8936;
  font-size: 0.875rem;
}

.principle-item:last-child {
  border-bottom: none;
}

/* 统一文字大小和颜色 */
.detail-item span,
.principle-label,
.principle-content,
.benefit-item span {
  font-size: 0.875rem;
  line-height: 1.25;
}

/* 统一价格卡片的内容样式 */
.detail-item,
.principle-item,
.benefit-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    height: 40px;
    box-sizing: border-box;
}

/* 统一左侧文字样式 */
.detail-item span:first-child,
.principle-label,
.benefit-item span:first-child {
    font-size: 0.875rem;
    font-weight: 500;
    color: #2d3748;
}

/* 统一右侧文字样式 */
.detail-item span:last-child {
    font-size: 0.875rem;
    font-weight: 500;
    color: #48bb78; /* 绿色 */
}

.principle-content {
    font-size: 0.875rem;
    font-weight: 500;
    color: #ed8936; /* 橙色 */
}

.benefit-item span:last-child {
    font-size: 0.875rem;
    font-weight: 500;
    color: #3b82f6; /* 蓝色 */
}

/* 移除多余的样式 */
.model-name,
.price,
.price-tag {
    display: none;
}

/* 调整锚点定位 */
#pricing {
    scroll-margin-top: 80px; /* 导航栏高度 + 一些额外空间 */
}

/* 同时也为其他可能的锚点添加相同的样式 */
#faq {
    scroll-margin-top: 80px;
}

/* 调整价格说明区块的上边距 */
.pricing-section {
    padding-top: 2rem;  /* 减小顶部内边距 */
}

/* 确保标题可见 */
.pricing-section h2 {
    margin-top: 0;
}

.ai-logos-banner {
  padding: 0.5rem 0 0.25rem;  /* 减小底部内边距 */
  background: transparent;
  margin-top: -3rem;
}

.ai-logos-banner img {
  opacity: 0.85; /* 稍微调整透明度 */
  transition: opacity 0.3s ease;
  filter: grayscale(15%); /* 添加轻微灰度效果使其更协调 */
  max-width: 80%;  /* 将 100% 改为 80%，等比缩小图片 */
  height: auto;
}

.ai-logos-banner img:hover {
  opacity: 1;
  filter: grayscale(0%); /* hover 时恢复原始颜色 */
}

/* 调整容器样式确保图片居中显示 */
.ai-logos-banner .container {
  display: flex;
  justify-content: center;
  align-items: center;
}