* {
  margin: 0;
  padding: 0;
}
.nav-box .navbar-collapse {
  flex-grow: 0;
}
.nav-box .active {
  background-color: #fc6b3f;
  color: white !important;
}
.nav-box .navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: bold;
  font-size: 18px;
  color: #262525;
  text-decoration: none;
}
.nav-box .navbar-brand img {
  width: 40px;
  height: 40px;
}
.nav-box .navbar-brand .brand-text {
  font-size: 18px;
  font-weight: bold;
  color: #262525;
  white-space: nowrap;
}
.banner-box {
  padding-left: 0 !important;
  padding-right: 0 !important;
  position: relative;
}
.banner-box .banner-wrapper {
  position: relative;
  width: 100%;
}
.banner-box .banner-wrapper .banner {
  width: 100%;
  display: block;
}
.banner-box .banner-wrapper .dynamic-qrcode {
  position: absolute;
  top: 6%;
  right: 6%;
  z-index: 10;
}
.banner-box .banner-wrapper .dynamic-qrcode img {
  border: 3px solid #fff;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  display: block;
  object-fit: contain;
}
.banner-box .banner-wrapper .dynamic-qrcode .version-info-overlay {
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #fc6b3f 0%, #ff8c5a 100%);
  padding: 6px 12px;
  border-radius: 16px;
  color: white;
  text-align: center;
  box-shadow: 0 4px 12px rgba(252, 107, 63, 0.4);
  min-width: 100px;
  max-width: 90%;
  white-space: nowrap;
  transition: all 0.3s ease;
}
.banner-box .banner-wrapper .dynamic-qrcode .version-info-overlay:hover {
  background: linear-gradient(135deg, #ff7a50 0%, #ff9b6a 100%);
  transform: translateX(-50%) scale(1.05);
}
.banner-box .banner-wrapper .dynamic-qrcode .version-info-overlay .version-label {
  display: block;
  font-size: 10px;
  font-weight: 500;
  margin-bottom: 1px;
  opacity: 0.9;
}
.banner-box .banner-wrapper .dynamic-qrcode .version-info-overlay .version-number {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.title-box {
  display: flex;
  align-items: self-end;
  justify-content: center;
  flex-wrap: wrap;
}
.title-box .title {
  font-size: 50px;
  color: #262525;
  font-weight: bold;
}
.title-box .sub-title {
  font-size: 24px;
  color: #cccccc;
  margin-bottom: 16px;
  margin-left: 24px;
}
.info-box {
  margin-top: 32px;
}
.info-box .info-item .title-box {
  justify-content: left;
}
.info-box .info-item .content-box {
  margin-top: 32px;
}
.info-box .info-item .content-box .content {
  margin-bottom: 54px;
  color: #666;
  font-size: 16px;
}
.info-box .info-item .grid-box .grid-item {
  padding: 20px 0;
  text-align: center;
  border: 1px solid gray;
  margin: -1px 0 0 -1px;
  border-collapse: collapse;
}
.info-box .info-item .grid-box .grid-item .label {
  color: #fc6b3f;
  font-size: 32px;
  font-weight: bold;
}
.info-box .info-item .grid-box .grid-item .value {
  font-size: 16px;
  color: #aaa;
}
.info-box .info-item .img-box img {
  width: 100%;
  margin-top: 16px;
}
.brand-box .item-box {
  display: flex;
  align-items: center;
  margin: 32px 0;
}
.brand-box .item-box .icon {
  width: 80px;
  height: 80px;
}
.brand-box .item-box .txt-box {
  margin-left: 20px;
}
.brand-box .item-box .txt-box .label {
  font-size: 16px;
  color: #999;
}
.brand-box .item-box .txt-box .value {
  font-size: 20px;
  color: #666;
  margin-top: 16px;
}
.brand-box .center {
  display: flex;
  justify-content: center;
}
.service-box .item-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.service-box .item-box img {
  width: 100%;
}
.service-box .item-box .txt-box {
  width: 80%;
  background-color: #00000090;
  margin-top: -20%;
  color: white;
  text-align: center;
  padding: 32px 48px 24px 24px;
}
.service-box .item-box .txt-box .title {
  font-size: 36px;
}
.service-box .item-box .txt-box .content {
  font-size: 16px;
  margin-top: 40px;
}
.service-box .item-box .float-box {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}
.strategy-box {
  background-color: #fc6b3f;
  padding-top: 60px;
  padding-bottom: 40px;
}
.strategy-box .title-box .title {
  color: white;
}
.strategy-box .content-box {
  display: flex;
  justify-content: space-around;
  margin-top: 50px;
}
.strategy-box .content-box .item-box {
  text-align: center;
}
.strategy-box .content-box .item-box .img {
  width: 100%;
  max-width: 120px;
}
.strategy-box .content-box .item-box .txt {
  margin-top: 15px;
  color: white;
  font-size: 24px;
}
.download-box {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 50px 20px;
  gap: 60px;
}
.download-box .qr-code-box {
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 30px 35px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.download-box .qr-code-box .txt {
  font-size: 16px;
  color: #fff;
  font-weight: 500;
  margin-bottom: 15px;
  letter-spacing: 1px;
}
.download-box .qr-code-box .img {
  width: 140px;
  height: 140px;
  margin: 15px auto;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  background: #fff;
  padding: 8px;
  transition: transform 0.3s ease;
}
.download-box .qr-code-box .img:hover {
  transform: scale(1.05);
}
.download-box .qr-code-box .sub-txt {
  font-size: 13px;
  color: #999;
  margin-top: 10px;
}
.download-box .qr-code-box .download-btn {
  margin-top: 20px;
  padding: 14px 35px;
  background: linear-gradient(135deg, #fc6b3f 0%, #ff8c5a 50%, #fc6b3f 100%);
  background-size: 200% 200%;
  border: none;
  border-radius: 30px;
  color: white;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.4s ease;
  box-shadow: 0 6px 20px rgba(252, 107, 63, 0.4);
  white-space: nowrap;
  letter-spacing: 0.5px;
}
.download-box .qr-code-box .download-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(252, 107, 63, 0.5);
  background-position: 100% 0;
}
.download-box .qr-code-box .download-btn:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(252, 107, 63, 0.4);
}
.download-box .qr-code-box .download-btn .btn-icon {
  font-size: 18px;
  animation: bounce 1.5s infinite;
}
.download-box .qr-code-box .download-btn .btn-text {
  font-size: 15px;
}
.download-box .info {
  color: #fff;
  font-size: 32px;
  font-weight: 300;
  line-height: 1.5;
  max-width: 450px;
  text-align: left;
  background: linear-gradient(135deg, #fff 0%, #ccc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
@keyframes bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}
@media (max-width: 768px) {
  .download-box {
    flex-direction: column;
    padding: 40px 20px;
    gap: 30px;
  }
  .download-box .qr-code-box {
    padding: 25px 30px;
  }
  .download-box .qr-code-box .img {
    width: 120px;
    height: 120px;
  }
  .download-box .qr-code-box .download-btn {
    padding: 12px 28px;
    font-size: 14px;
  }
  .download-box .qr-code-box .download-btn .btn-text {
    font-size: 14px;
  }
  .download-box .info {
    font-size: 20px;
    text-align: center;
    max-width: 100%;
  }
}
.copyright-box {
  font-size: 12px;
  color: #999;
  text-align: center;
  padding: 20px 0;
  background-color: black;
}
.copyright-box .beian-link {
  color: #999;
  text-decoration: none;
}
.version-box {
  padding: 60px 0;
  background-color: #f8f9fa;
}
.version-box .title-box {
  justify-content: center;
  margin-bottom: 40px;
}
.version-box .version-info {
  background-color: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-bottom: 40px;
}
.version-box .version-info .version-number,
.version-box .version-info .version-date {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
}
.version-box .version-info .version-number:last-child,
.version-box .version-info .version-date:last-child {
  margin-bottom: 0;
}
.version-box .version-info .version-number .label,
.version-box .version-info .version-date .label {
  font-size: 16px;
  color: #666;
  min-width: 120px;
}
.version-box .version-info .version-number .value,
.version-box .version-info .version-date .value {
  font-size: 18px;
  color: #fc6b3f;
  font-weight: bold;
}
.version-box .changelog-box {
  background-color: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.version-box .changelog-box .changelog-title {
  font-size: 24px;
  color: #262525;
  font-weight: bold;
  margin-bottom: 30px;
  text-align: center;
}
.version-box .changelog-box .changelog-content .changelog-item {
  border-bottom: 1px solid #eee;
  padding-bottom: 20px;
  margin-bottom: 20px;
}
.version-box .changelog-box .changelog-content .changelog-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-version {
  font-size: 20px;
  color: #fc6b3f;
  font-weight: bold;
  margin-bottom: 8px;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-date {
  font-size: 14px;
  color: #999;
  margin-bottom: 15px;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list {
  list-style: none;
  padding-left: 0;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list li {
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
  color: #666;
  font-size: 15px;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list li:before {
  content: '•';
  position: absolute;
  left: 0;
  color: #fc6b3f;
  font-weight: bold;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list li.changelog-section {
  padding-left: 0;
  margin-top: 12px;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list li.changelog-section:before {
  content: none;
}
.version-box .changelog-box .changelog-content .changelog-item .changelog-list li.changelog-section strong {
  color: #fc6b3f;
  font-size: 16px;
  font-weight: 600;
  display: inline-block;
  padding: 4px 12px;
  background: rgba(252, 107, 63, 0.1);
  border-radius: 4px;
}