.header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  position: fixed;
  width: 100%;
  z-index: 100;
}
.header .header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0;
}
.header .logo {
  display: flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}
.header .logo img {
  height: 40px;
  width: auto;
  margin-right: 8px;
}
.header .logo span {
  font-size: 18px;
  font-weight: 600;
  color: #000;
}
.header .ant-menu {
  border-bottom: none;
  background: transparent;
  flex: 1;
  display: flex;
  justify-content: center;
}
.header .ant-menu .ant-menu-item {
  color: #000;
  font-size: 18px;
  padding: 0 24px;
}
.header .ant-menu .ant-menu-item:hover,
.header .ant-menu .ant-menu-item-active,
.header .ant-menu .ant-menu-item-selected {
  color: #666 !important;
}
.header .ant-menu .ant-menu-item:hover:after,
.header .ant-menu .ant-menu-item-active:after,
.header .ant-menu .ant-menu-item-selected:after {
  border-bottom-color: #666 !important;
}
.header .header-menu .ant-menu-item {
  font-size: 18px;
  font-weight: 500;
  padding: 0 24px;
}
.header .ant-btn {
  background: #000;
  border-color: #000;
  color: #fff;
}
.header .ant-btn:hover,
.header .ant-btn:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.header .ant-btn:active {
  background: #333 !important;
  border-color: #333 !important;
}
.header .user-area {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: 16px;
}
.header .user-area .ant-btn {
  font-size: 14px;
  height: 32px;
  padding: 4px 12px;
}
.header .user-area .ant-btn:hover {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.header .wechat-container {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.header .wechat-item {
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
.header .wechat-item:hover {
  opacity: 0.8;
}
.header .wechat-icon {
  font-size: 24px;
  color: #000;
  margin-right: 4px;
}
.header .wechat-text {
  font-size: 14px;
  color: #000;
}
.wechat-qrcode-tooltip .ant-tooltip-inner {
  padding: 8px;
  background-color: white;
  border-radius: 8px;
}
.wechat-qrcode-tooltip .ant-tooltip-arrow-content {
  background-color: white;
}
.wechat-qrcode-popup {
  max-width: 200px;
  width: 100%;
}
@media (max-width: 768px) {
  .header .logo {
    flex: 1;
  }
  .header .ant-menu {
    display: none;
  }
  .header .user-area {
    margin-left: 8px;
  }
  .header .user-area .ant-btn {
    font-size: 12px;
    height: 28px;
    padding: 4px 8px;
  }
  .header .wechat-text {
    display: none;
  }
  .header .wechat-container {
    gap: 12px;
  }
  .header .wechat-icon {
    font-size: 20px;
  }
}

.hero {
  background: #fff;
  color: #333;
  padding-top: 120px;
}
.hero .hero-content h1 {
  font-size: 48px;
  font-weight: bold;
  margin-bottom: 36px;
  color: #000;
}
.hero .hero-content .subtitle {
  font-size: 20px;
  margin-bottom: 40px;
  color: #666;
}
.hero .hero-content .export-sample {
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 40px;
}
.hero .hero-content .export-sample .sample-info {
  margin-bottom: 20px;
}
.hero .hero-content .export-sample .sample-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: #000;
  margin-bottom: 8px;
}
.hero .hero-content .export-sample .sample-info p {
  font-size: 14px;
  color: #666;
  margin-bottom: 16px;
  line-height: 1.5;
}
.hero .hero-content .export-sample .sample-info .sample-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.hero .hero-content .export-sample .sample-info .sample-features .feature-tag {
  background: #e3f2fd;
  color: #1976d2;
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
}
.hero .hero-content .export-sample .sample-download-btn {
  border-color: #1890ff;
  color: #1890ff;
}
.hero .hero-content .export-sample .sample-download-btn:hover,
.hero .hero-content .export-sample .sample-download-btn:focus {
  background: #1890ff !important;
  border-color: #1890ff !important;
  color: #fff !important;
}
.hero .hero-content .hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-bottom: 24px;
}
.hero .hero-content .hero-buttons .download-btn {
  background: #000;
  color: #fff;
  border: none;
}
.hero .hero-content .hero-buttons .download-btn:hover,
.hero .hero-content .hero-buttons .download-btn:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.hero .hero-content .hero-buttons .download-btn:active {
  background: #333 !important;
  border-color: #333 !important;
}
.hero .hero-content .hero-buttons .browser-plugin-btn {
  position: relative;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 12px;
  background: rgba(248, 249, 250, 0.98);
  border: 2px solid #e8e9ea;
  border-radius: 8px;
  padding: 16px;
  width: 750px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(10px);
  z-index: 1000;
  font-size: 14px;
  line-height: 1.5;
  color: #333;
  text-align: left;
  opacity: 0;
  transition: opacity 0.2s ease-in-out;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip.visible {
  display: block;
  opacity: 1;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-title {
  font-weight: bold;
  color: #333;
  margin-bottom: 10px;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
  text-align: center;
  font-size: 16px;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content {
  background: rgba(255, 255, 255, 0.95);
  padding: 14px;
  border-radius: 6px;
  border-left: 4px solid #333;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation {
  margin-bottom: 10px;
  color: #555;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
  font-size: 14px;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step strong,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend strong,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation strong {
  color: #666;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step .download-link,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend .download-link,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation .download-link {
  color: #1890ff;
  text-decoration: underline;
  cursor: pointer;
  word-break: break-all;
  transition: all 0.2s ease;
  font-size: 13px;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step .download-link:hover,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend .download-link:hover,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation .download-link:hover {
  color: #40a9ff;
  background-color: rgba(24, 144, 255, 0.1);
  padding: 2px 4px;
  border-radius: 3px;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step .gif-container,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend .gif-container,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation .gif-container {
  margin-top: 8px;
  text-align: center;
  background: #f8f9fa;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid #e9ecef;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step .gif-container .install-gif,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend .gif-container .install-gif,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation .gif-container .install-gif {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step .install-tip,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend .install-tip,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation .install-tip {
  margin-top: 8px;
  padding: 6px 10px;
  background: rgba(255, 193, 7, 0.1);
  border: 1px solid rgba(255, 193, 7, 0.3);
  border-radius: 4px;
  color: #856404;
  font-size: 13px;
  line-height: 1.4;
  text-align: left;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-step:last-child,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .browser-recommend:last-child,
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip .tooltip-content .install-animation:last-child {
  margin-bottom: 0;
}
.hero .hero-content .hero-buttons .browser-plugin-btn .install-tooltip::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid rgba(248, 249, 250, 0.98);
}
.hero .hero-content .hero-buttons .chrome-btn {
  background: rgba(0, 0, 0, 0.05);
  color: #000;
  border: 1px solid rgba(0, 0, 0, 0.2);
}
.hero .hero-content .hero-buttons .chrome-btn:hover,
.hero .hero-content .hero-buttons .chrome-btn:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.hero .hero-content .hero-buttons .chrome-btn:active {
  background: #333 !important;
  border-color: #333 !important;
}
.hero .hero-content .video-demo {
  margin-top: 20px;
  margin-bottom: 24px;
  font-size: 16px;
}
.hero .hero-content .video-demo a {
  display: inline-flex;
  align-items: center;
  color: #000;
  transition: color 0.3s;
}
.hero .hero-content .video-demo a .anticon {
  margin-right: 8px;
  font-size: 20px;
}
.hero .hero-content .video-demo a:hover {
  color: #666;
  text-decoration: underline;
}
.hero .hero-content .version-info {
  font-size: 14px;
  color: #999;
}
.hero .hero-image {
  padding-left: 150px;
  padding-bottom: 40px;
}
.hero .hero-image img {
  width: 100%;
  max-width: 350px;
  height: auto;
  border-radius: 180px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #eee;
}
@media (max-width: 768px) {
  .hero .hero-content {
    text-align: center;
  }
  .hero .hero-content h1 {
    font-size: 32px;
  }
  .hero .hero-content .subtitle {
    font-size: 18px;
  }
  .hero .hero-content .export-sample {
    margin-bottom: 30px;
    padding: 20px;
  }
  .hero .hero-content .export-sample .sample-info {
    margin-bottom: 16px;
  }
  .hero .hero-content .export-sample .sample-info h3 {
    font-size: 16px;
    margin-bottom: 6px;
  }
  .hero .hero-content .export-sample .sample-info p {
    font-size: 13px;
    margin-bottom: 12px;
  }
  .hero .hero-content .export-sample .sample-info .sample-features {
    gap: 6px;
  }
  .hero .hero-content .export-sample .sample-info .sample-features .feature-tag {
    font-size: 11px;
    padding: 3px 8px;
  }
  .hero .hero-content .export-sample .sample-download-btn {
    width: 100%;
  }
  .hero .hero-content .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }
  .hero .hero-content .hero-buttons .download-btn,
  .hero .hero-content .hero-buttons .video-btn {
    width: 100%;
    max-width: 280px;
  }
  .hero .hero-content .video-demo {
    text-align: center;
  }
  .hero .hero-content .video-demo a {
    justify-content: center;
  }
  .hero .hero-image {
    margin-top: 40px;
    padding-left: 0;
    text-align: center;
  }
}

.install-guide {
  padding: 120px 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}
.install-guide .section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 1rem;
}
.install-guide .section-subtitle {
  text-align: center;
  font-size: 1.2rem;
  color: #666;
  margin-bottom: 4rem;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a1a1a;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-description {
  font-size: 1rem;
  line-height: 1.6;
  color: #666;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-description .install-link {
  color: #1890ff;
  text-decoration: none;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-description .install-link:hover {
  color: #096dd9;
  text-decoration: underline;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-icon {
  font-size: 1.2rem;
}
.install-guide .install-steps .ant-steps .ant-steps-item .ant-steps-item-icon .anticon {
  color: #1890ff;
}
.install-guide .install-demo .demo-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  padding: 2rem;
}
.install-guide .install-demo .demo-card .demo-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 1.5rem;
  text-align: center;
}
.install-guide .install-demo .demo-card .gif-container {
  text-align: center;
  margin-bottom: 1.5rem;
}
.install-guide .install-demo .demo-card .gif-container .install-gif {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.install-guide .install-demo .demo-card .install-tip {
  font-size: 0.9rem;
  color: #666;
  background: #f0f9ff;
  padding: 1rem;
  border-radius: 8px;
  border-left: 4px solid #1890ff;
}
.install-guide .browser-recommend {
  margin-top: 4rem;
}
.install-guide .browser-recommend h3 {
  text-align: center;
  font-size: 1.8rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 2rem;
}
.install-guide .browser-recommend .browser-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}
.install-guide .browser-recommend .browser-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}
.install-guide .browser-recommend .browser-card .browser-info {
  text-align: center;
  padding: 1rem;
}
.install-guide .browser-recommend .browser-card .browser-info h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 1rem;
}
.install-guide .browser-recommend .browser-card .browser-info .browser-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.install-guide .browser-recommend .browser-card .browser-info .browser-links .browser-link {
  color: #1890ff;
  text-decoration: none;
  font-size: 1rem;
  padding: 0.5rem 1rem;
  border: 1px solid #1890ff;
  border-radius: 6px;
  transition: all 0.3s ease;
}
.install-guide .browser-recommend .browser-card .browser-info .browser-links .browser-link:hover {
  background: #1890ff;
  color: #fff;
}
.install-guide .browser-recommend .browser-card .browser-info .browser-links .browser-text {
  font-size: 0.9rem;
  color: #666;
  padding: 0.5rem 1rem;
}
@media (max-width: 768px) {
  .install-guide {
    padding: 80px 0;
  }
  .install-guide .section-title {
    font-size: 2rem;
  }
  .install-guide .install-steps {
    margin-bottom: 2rem;
  }
  .install-guide .browser-recommend {
    margin-top: 2rem;
  }
  .install-guide .browser-recommend h3 {
    font-size: 1.5rem;
  }
}

.features {
  background: #f5f5f5;
}
.features .feature-card {
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
}
.features .feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.features .feature-card.highlight {
  border: 2px solid #1890ff;
  background: linear-gradient(135deg, #f0f8ff 0%, #e6f4ff 100%);
}
.features .feature-card.highlight .feature-icon-wrapper .feature-icon {
  color: #1890ff;
}
.features .feature-card.highlight .feature-title {
  color: #1890ff;
  font-weight: 600;
}
.features .feature-card .feature-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #1890ff;
  color: white;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}
.features .feature-card .feature-icon-wrapper {
  margin-bottom: 20px;
}
.features .feature-card .feature-icon-wrapper .feature-icon {
  font-size: 36px;
  color: #000;
}
.features .feature-card .feature-title {
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 16px;
  color: #000;
}
.features .feature-card .feature-description {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}
@media (max-width: 768px) {
  .features .feature-card .feature-icon-wrapper .feature-icon {
    font-size: 32px;
  }
  .features .feature-card .feature-title {
    font-size: 18px;
  }
  .features .feature-card .feature-description {
    font-size: 13px;
  }
}

.export-sample-section {
  background: #fff;
  padding: 80px 0;
}
.export-sample-section .export-sample-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.export-sample-section .export-sample-content h2 {
  font-size: 36px;
  font-weight: bold;
  color: #000;
  margin-bottom: 16px;
}
.export-sample-section .export-sample-content .description {
  font-size: 18px;
  color: #666;
  margin-bottom: 48px;
  line-height: 1.6;
}
.export-sample-section .export-sample-content .sample-card {
  background: #f8f9fa;
  border-radius: 16px;
  padding: 40px;
  border: 1px solid #e9ecef;
}
.export-sample-section .export-sample-content .sample-card .sample-info {
  margin-bottom: 32px;
}
.export-sample-section .export-sample-content .sample-card .sample-info h3 {
  font-size: 24px;
  font-weight: 600;
  color: #000;
  margin-bottom: 12px;
}
.export-sample-section .export-sample-content .sample-card .sample-info p {
  font-size: 16px;
  color: #666;
  margin-bottom: 24px;
  line-height: 1.6;
}
.export-sample-section .export-sample-content .sample-card .sample-info .sample-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.export-sample-section .export-sample-content .sample-card .sample-info .sample-features .feature-tag {
  background: linear-gradient(45deg, #1890ff, #40a9ff);
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(24, 144, 255, 0.3);
}
.export-sample-section .export-sample-content .sample-card .sample-action .sample-download-btn {
  background: #000;
  border-color: #000;
  height: 48px;
  padding: 0 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  margin-bottom: 16px;
}
.export-sample-section .export-sample-content .sample-card .sample-action .sample-download-btn:hover,
.export-sample-section .export-sample-content .sample-card .sample-action .sample-download-btn:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.export-sample-section .export-sample-content .sample-card .sample-action .sample-download-btn:active {
  background: #333 !important;
  border-color: #333 !important;
}
.export-sample-section .export-sample-content .sample-card .sample-action .sample-note {
  font-size: 14px;
  color: #999;
  margin: 0;
}
@media (max-width: 768px) {
  .export-sample-section {
    padding: 60px 0;
  }
  .export-sample-section .export-sample-content {
    padding: 0 20px;
  }
  .export-sample-section .export-sample-content h2 {
    font-size: 28px;
    margin-bottom: 12px;
  }
  .export-sample-section .export-sample-content .description {
    font-size: 16px;
    margin-bottom: 32px;
  }
  .export-sample-section .export-sample-content .sample-card {
    padding: 32px 24px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-info {
    margin-bottom: 24px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-info h3 {
    font-size: 20px;
    margin-bottom: 8px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-info p {
    font-size: 14px;
    margin-bottom: 20px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-info .sample-features {
    gap: 8px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-info .sample-features .feature-tag {
    font-size: 12px;
    padding: 6px 12px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-action .sample-download-btn {
    width: 100%;
    height: 44px;
    font-size: 15px;
  }
  .export-sample-section .export-sample-content .sample-card .sample-action .sample-note {
    font-size: 13px;
  }
}

.referral-program {
  padding: 80px 0;
  background: #f5f5f5;
}
.referral-program .section-title {
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 48px;
  text-align: center;
  color: #000;
}
.referral-program .section-subtitle {
  font-size: 18px;
  color: #666;
  text-align: center;
  margin-bottom: 48px;
}
.referral-program .benefits-section {
  margin-bottom: 4rem;
}
.referral-program .benefits-section .benefit-card {
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
  background: #fff;
  border-radius: 8px;
  padding: 2rem 1.5rem;
}
.referral-program .benefits-section .benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.referral-program .benefits-section .benefit-card .benefit-icon-wrapper {
  margin-bottom: 1.5rem;
}
.referral-program .benefits-section .benefit-card .benefit-icon-wrapper .benefit-icon {
  font-size: 36px;
  color: #000;
}
.referral-program .benefits-section .benefit-card .benefit-title {
  font-size: 18px;
  font-weight: bold;
  color: #000;
  margin-bottom: 0.5rem;
}
.referral-program .benefits-section .benefit-card .benefit-reward {
  font-size: 16px;
  font-weight: 600;
  color: #1890ff;
  margin-bottom: 1rem;
}
.referral-program .benefits-section .benefit-card .benefit-description {
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}
.referral-program .how-it-works-section {
  margin-bottom: 4rem;
}
.referral-program .how-it-works-section .subsection-title {
  font-size: 24px;
  font-weight: bold;
  color: #000;
  margin-bottom: 2rem;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item {
  margin-bottom: 2rem;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-title {
  color: #000 !important;
  font-size: 1.1rem;
  font-weight: 600;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-description {
  color: #666 !important;
  font-size: 1rem;
  line-height: 1.6;
  padding-right: 2rem;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-icon {
  border-color: #d9d9d9 !important;
  font-size: 1.2rem;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-icon .anticon {
  color: #000 !important;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item.ant-steps-item-wait .ant-steps-item-icon {
  border-color: #d9d9d9 !important;
}
.referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-tail::after {
  background: #d9d9d9 !important;
}
.referral-program .how-it-works-section .referral-highlight {
  display: flex;
  align-items: center;
  min-height: 400px;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card {
  background: #fff;
  border-radius: 8px;
  padding: 2.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-icon {
  font-size: 48px;
  color: #000;
  margin-bottom: 1.5rem;
  text-align: center;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card h3 {
  font-size: 24px;
  font-weight: bold;
  color: #000;
  margin-bottom: 2rem;
  text-align: center;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content {
  margin-bottom: 2rem;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid #f0f0f0;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item:last-child {
  border-bottom: none;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item .highlight-label {
  color: #666;
  font-size: 16px;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item .highlight-value {
  color: #000;
  font-weight: 600;
  font-size: 16px;
}
.referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-note {
  background: #f6ffed;
  padding: 1.5rem;
  border-radius: 6px;
  color: #52c41a;
  font-size: 15px;
  border: 1px solid #b7eb8f;
  text-align: center;
  line-height: 1.5;
}
.referral-program .referral-example {
  text-align: center;
}
.referral-program .referral-example h3 {
  font-size: 24px;
  font-weight: bold;
  color: #000;
  margin-bottom: 2rem;
}
.referral-program .referral-example .example-card {
  background: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.referral-program .referral-example .example-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.referral-program .referral-example .example-card .example-price {
  font-size: 24px;
  font-weight: bold;
  color: #000;
  margin-bottom: 0.5rem;
  text-align: center;
}
.referral-program .referral-example .example-card .example-plan {
  font-size: 14px;
  color: #666;
  margin-bottom: 1rem;
  text-align: center;
}
.referral-program .referral-example .example-card .example-detail {
  font-size: 12px;
  color: #888;
  margin-bottom: 1rem;
  line-height: 1.4;
  text-align: center;
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.referral-program .referral-example .example-card .example-reward {
  font-size: 16px;
  font-weight: 600;
  color: #1890ff;
  padding: 0 1rem;
  background: #f0f8ff;
  border-radius: 4px;
  text-align: center;
  margin: 0 auto;
  display: inline-block;
}
.referral-program .referral-example .example-note {
  margin-top: 2rem;
  text-align: center;
  background: #fff7e6;
  padding: 1rem;
  border-radius: 6px;
  color: #d46b08;
  font-size: 14px;
  border: 1px solid #ffd591;
}
@media (max-width: 768px) {
  .referral-program {
    padding: 60px 0;
  }
  .referral-program .section-title {
    font-size: 28px;
  }
  .referral-program .section-subtitle {
    font-size: 16px;
  }
  .referral-program .benefits-section {
    margin-bottom: 3rem;
  }
  .referral-program .benefits-section .benefit-card {
    padding: 1.5rem 1rem;
  }
  .referral-program .how-it-works-section {
    margin-bottom: 3rem;
  }
  .referral-program .how-it-works-section .subsection-title {
    font-size: 20px;
  }
  .referral-program .how-it-works-section .referral-steps .ant-steps-item {
    margin-bottom: 1.5rem;
  }
  .referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-title {
    font-size: 1rem !important;
  }
  .referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-description {
    font-size: 0.9rem !important;
    padding-right: 1rem;
  }
  .referral-program .how-it-works-section .referral-steps .ant-steps-item .ant-steps-item-icon {
    font-size: 1rem !important;
  }
  .referral-program .how-it-works-section .referral-highlight {
    margin-top: 2rem;
    min-height: auto;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card {
    padding: 1.5rem;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-icon {
    font-size: 36px;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card h3 {
    font-size: 20px;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item {
    padding: 0.75rem 0;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item .highlight-label,
  .referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-content .highlight-item .highlight-value {
    font-size: 14px;
  }
  .referral-program .how-it-works-section .referral-highlight .highlight-card .highlight-note {
    padding: 1rem;
    font-size: 13px;
  }
  .referral-program .referral-example h3 {
    font-size: 20px;
  }
  .referral-program .referral-example .example-card {
    padding: 1rem;
    margin-bottom: 1rem;
    height: 160px;
  }
  .referral-program .referral-example .example-note {
    margin-top: 1.5rem;
    padding: 0.8rem;
    font-size: 13px;
  }
}

.pricing {
  background: #fff;
}
.pricing .pricing-card {
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.pricing .pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.pricing .pricing-card.popular {
  border: 2px solid #000;
}
.pricing .pricing-card.popular .popular-tag {
  position: absolute;
  top: 12px;
  right: -30px;
  background: #000;
  color: white;
  padding: 4px 30px;
  transform: rotate(45deg);
  font-size: 12px;
}
.pricing .pricing-card .plan-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 8px;
  color: #000;
}
.pricing .pricing-card .plan-description {
  font-size: 14px;
  color: #666;
  margin-bottom: 24px;
}
.pricing .pricing-card .price-wrapper {
  margin-bottom: 8px;
}
.pricing .pricing-card .price-wrapper .currency {
  font-size: 20px;
  font-weight: bold;
  color: #000;
  vertical-align: top;
  margin-right: 4px;
}
.pricing .pricing-card .price-wrapper .price {
  font-size: 48px;
  font-weight: bold;
  color: #000;
  line-height: 1;
}
.pricing .pricing-card .price-wrapper .period {
  font-size: 14px;
  color: #666;
  margin-left: 4px;
}
.pricing .pricing-card .original-price {
  font-size: 14px;
  color: #999;
  text-decoration: line-through;
  margin-bottom: 24px;
}
.pricing .pricing-card .features-list {
  margin: 24px 0;
  text-align: left;
}
.pricing .pricing-card .features-list .ant-list-item {
  border-bottom: none;
  padding: 8px 0;
  font-size: 14px;
  color: #666;
  justify-content: flex-start;
}
.pricing .pricing-card .features-list .ant-list-item .check-icon {
  color: green;
  margin-right: 8px;
}
.pricing .pricing-card .features-list .ant-list-item .close-icon {
  color: #ff4d4f;
  margin-right: 8px;
}
.pricing .pricing-card .purchase-btn {
  margin-top: 20px;
  font-size: 16px;
  font-weight: 600;
  height: 48px;
  border-radius: 8px;
  transition: all 0.3s ease;
}
.pricing .pricing-card .purchase-btn.ant-btn-primary {
  background: #000;
  border-color: #000;
}
.pricing .pricing-card .purchase-btn.ant-btn-primary:hover {
  background: #333;
  border-color: #333;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.pricing .pricing-card .purchase-btn.ant-btn-default {
  border-color: #d9d9d9;
  color: #666;
}
.pricing .pricing-card .purchase-btn.ant-btn-default:hover {
  border-color: #000;
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
@media (max-width: 768px) {
  .pricing .pricing-card .plan-title {
    font-size: 20px;
  }
  .pricing .pricing-card .price-wrapper .price {
    font-size: 36px;
  }
  .pricing .pricing-card .features-list .ant-list-item {
    font-size: 13px;
  }
}

.footer {
  background: #000;
  color: rgba(255, 255, 255, 0.85);
  padding: 64px 0 24px;
}
.footer .footer-section h3 {
  color: white;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 24px;
  position: relative;
}
.footer .footer-section h3:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 24px;
  height: 2px;
  background: #fff;
}
.footer .footer-section p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 0;
  opacity: 0.8;
}
.footer .footer-section .contact-list {
  margin-bottom: 24px;
}
.footer .footer-section .contact-list .contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}
.footer .footer-section .contact-list .contact-item .anticon {
  font-size: 20px;
  margin-right: 12px;
  color: #fff;
}
.footer .footer-section .contact-list .contact-item span {
  font-size: 14px;
  opacity: 0.8;
}
.footer .footer-section .qr-code {
  text-align: center;
}
.footer .footer-section .qr-code img {
  width: 120px;
  height: 120px;
  margin-bottom: 8px;
  border-radius: 4px;
  padding: 8px;
  background: white;
}
.footer .footer-section .qr-code span {
  display: block;
  font-size: 12px;
  opacity: 0.8;
}
.footer .footer-section .download-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer .footer-section .download-buttons .ant-btn {
  height: 40px;
  justify-content: center;
  background: #333;
  border-color: #333;
  color: #fff;
}
.footer .footer-section .download-buttons .ant-btn:hover,
.footer .footer-section .download-buttons .ant-btn:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.footer .footer-section .download-buttons .ant-btn:active {
  background: #333 !important;
  border-color: #333 !important;
}
.footer .footer-section .download-buttons .ant-btn[type="default"] {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.3);
}
.footer .footer-section .download-buttons .ant-btn[type="default"]:hover,
.footer .footer-section .download-buttons .ant-btn[type="default"]:focus {
  border-color: rgba(255, 255, 255, 0.5) !important;
  background: rgba(255, 255, 255, 0.05) !important;
  color: #fff !important;
}
.footer .footer-section .download-buttons .ant-btn[type="default"]:active {
  border-color: rgba(255, 255, 255, 0.5) !important;
  background: rgba(255, 255, 255, 0.05) !important;
}
.footer .footer-section .download-buttons .ant-btn .anticon {
  font-size: 18px;
}
.footer .footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}
.footer .footer-bottom .links {
  margin-bottom: 16px;
}
.footer .footer-bottom .links a {
  color: rgba(255, 255, 255, 0.85);
  margin: 0 12px;
  font-size: 14px;
  transition: color 0.3s;
}
.footer .footer-bottom .links a:hover {
  color: #fff;
}
.footer .footer-bottom .copyright {
  font-size: 14px;
  opacity: 0.6;
}
@media (max-width: 768px) {
  .footer {
    padding: 48px 0 24px;
  }
  .footer .footer-section {
    text-align: center;
  }
  .footer .footer-section h3:after {
    left: 50%;
    transform: translateX(-50%);
  }
  .footer .footer-section .contact-list .contact-item {
    justify-content: center;
  }
  .footer .footer-section .download-buttons {
    align-items: center;
  }
  .footer .footer-section .download-buttons .ant-btn {
    width: 200px;
  }
  .footer .footer-bottom .links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .footer .footer-bottom .links a {
    margin: 0 8px;
  }
}

/* AuthModal 登录注册按钮样式 */
.auth-modal .ant-btn-primary {
  background: #000;
  border-color: #000;
}
.auth-modal .ant-btn-primary:hover,
.auth-modal .ant-btn-primary:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.auth-modal .ant-btn-primary:active {
  background: #333 !important;
  border-color: #333 !important;
}
.auth-modal .ant-tabs-tab:hover {
  color: #333 !important;
}
.auth-modal .ant-tabs-tab.ant-tabs-tab-active {
  color: #333 !important;
}
.auth-modal .ant-tabs-tab.ant-tabs-tab-active .ant-tabs-tab-btn {
  color: #333 !important;
}
.auth-modal .ant-tabs-ink-bar {
  background: #333 !important;
}

/* stylelint-disable */
html,
body {
  width: 100%;
  height: 100%;
}
input::-ms-clear,
input::-ms-reveal {
  display: none;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  font-family: sans-serif;
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -ms-overflow-style: scrollbar;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
@-ms-viewport {
  width: device-width;
}
body {
  margin: 0;
}
[tabindex='-1']:focus {
  outline: none;
}
hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 500;
}
p {
  margin-top: 0;
  margin-bottom: 1em;
}
abbr[title],
abbr[data-original-title] {
  -webkit-text-decoration: underline dotted;
  text-decoration: underline;
  text-decoration: underline dotted;
  border-bottom: 0;
  cursor: help;
}
address {
  margin-bottom: 1em;
  font-style: normal;
  line-height: inherit;
}
input[type='text'],
input[type='password'],
input[type='number'],
textarea {
  -webkit-appearance: none;
}
ol,
ul,
dl {
  margin-top: 0;
  margin-bottom: 1em;
}
ol ol,
ul ul,
ol ul,
ul ol {
  margin-bottom: 0;
}
dt {
  font-weight: 500;
}
dd {
  margin-bottom: 0.5em;
  margin-left: 0;
}
blockquote {
  margin: 0 0 1em;
}
dfn {
  font-style: italic;
}
b,
strong {
  font-weight: bolder;
}
small {
  font-size: 80%;
}
sub,
sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
pre,
code,
kbd,
samp {
  font-size: 1em;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
}
pre {
  margin-top: 0;
  margin-bottom: 1em;
  overflow: auto;
}
figure {
  margin: 0 0 1em;
}
img {
  vertical-align: middle;
  border-style: none;
}
a,
area,
button,
[role='button'],
input:not([type='range']),
label,
select,
summary,
textarea {
  touch-action: manipulation;
}
table {
  border-collapse: collapse;
}
caption {
  padding-top: 0.75em;
  padding-bottom: 0.3em;
  text-align: left;
  caption-side: bottom;
}
input,
button,
select,
optgroup,
textarea {
  margin: 0;
  color: inherit;
  font-size: inherit;
  font-family: inherit;
  line-height: inherit;
}
button,
input {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
button,
html [type='button'],
[type='reset'],
[type='submit'] {
  -webkit-appearance: button;
}
button::-moz-focus-inner,
[type='button']::-moz-focus-inner,
[type='reset']::-moz-focus-inner,
[type='submit']::-moz-focus-inner {
  padding: 0;
  border-style: none;
}
input[type='radio'],
input[type='checkbox'] {
  box-sizing: border-box;
  padding: 0;
}
input[type='date'],
input[type='time'],
input[type='datetime-local'],
input[type='month'] {
  -webkit-appearance: listbox;
}
textarea {
  overflow: auto;
  resize: vertical;
}
fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}
legend {
  display: block;
  width: 100%;
  max-width: 100%;
  margin-bottom: 0.5em;
  padding: 0;
  color: inherit;
  font-size: 1.5em;
  line-height: inherit;
  white-space: normal;
}
progress {
  vertical-align: baseline;
}
[type='number']::-webkit-inner-spin-button,
[type='number']::-webkit-outer-spin-button {
  height: auto;
}
[type='search'] {
  outline-offset: -2px;
  -webkit-appearance: none;
}
[type='search']::-webkit-search-cancel-button,
[type='search']::-webkit-search-decoration {
  -webkit-appearance: none;
}
::-webkit-file-upload-button {
  font: inherit;
  -webkit-appearance: button;
}
output {
  display: inline-block;
}
summary {
  display: list-item;
}
template {
  display: none;
}
[hidden] {
  display: none !important;
}
mark {
  padding: 0.2em;
  background-color: #feffe6;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #333;
}
h1,
h2,
h3,
h4,
h5,
h6,
p,
span,
div,
a,
button,
input,
textarea,
li,
strong,
b {
  font-family: 'TencentW7', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif !important;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.section {
  padding: 80px 0;
}
.section.hero {
  background: #fff;
  color: #333;
  padding: 120px 0 80px;
}
.section.features {
  background: #f5f5f5;
}
.section.pricing {
  background: white;
}
.section.platforms {
  background: #f0f2f5;
}
.text-center {
  text-align: center;
}
.mb-4 {
  margin-bottom: 24px;
}
.mb-8 {
  margin-bottom: 48px;
}
.section-title {
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 48px;
  text-align: center;
  color: #000;
}
.section-subtitle {
  font-size: 18px;
  color: #666;
  text-align: center;
  margin-bottom: 48px;
}
.ant-btn-primary {
  background: #000;
  border-color: #000;
}
.ant-btn-primary:hover,
.ant-btn-primary:focus {
  background: #333 !important;
  border-color: #333 !important;
  color: #fff !important;
}
.ant-btn-primary:active {
  background: #333 !important;
  border-color: #333 !important;
}
.ant-menu-item-selected {
  color: #000 !important;
}
.ant-menu-item-selected:after {
  border-bottom-color: #000 !important;
}
@media (max-width: 768px) {
  .section {
    padding: 40px 0;
  }
  .section.hero {
    padding: 60px 0 40px;
  }
  .section-title {
    font-size: 28px;
    margin-bottom: 32px;
  }
  .section-subtitle {
    font-size: 16px;
    margin-bottom: 32px;
  }
}