:root {
  --brand: #0054A6;
}

html {
  scroll-behavior: smooth;
}

#clean,
#party,
#dynamics {
  scroll-margin-top: 140px;
}

body {
  font-family: "Microsoft YaHei", Arial, sans-serif;
  color: #333;
}

.nav-link {
  padding: 0.5rem 1rem;
}
.nav-link.active, .nav-link:hover {
  color: var(--brand) !important;
}

.section-title {
  text-align: center;
  margin: 64px 0 36px;
  position: relative;
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.section-title img {
  width: 282px !important;
  height: 66px !important;
  object-fit: contain;
  max-width: 282px;
  max-height: 66px;
}
.section-title .title-image {
  width: 282px !important;
  height: 66px !important;
  object-fit: contain;
  display: block;
  max-width: 282px;
  max-height: 66px;
}
.section-title small {
  display: block;
  color: #999;
  margin-top: 0.25rem;
  font-size: 0.85rem;
}

.full-width-image-section {
  width: 100vw !important;
  margin-left: calc(-50vw + 50%) !important;
  height: 480px !important;
  min-height: 480px !important;
  position: relative;
  overflow: hidden;
  display: block;
}
.full-width-image-section .image-placeholder {
  width: 100% !important;
  height: 100% !important;
  min-height: 480px !important;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  display: flex !important;
  align-items: center;
  justify-content: center;
  position: relative;
  box-sizing: border-box;
  overflow: hidden;
}
.full-width-image-section .image-placeholder .placeholder-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.full-width-image-section .image-placeholder .placeholder-content {
  text-align: center;
  color: #666;
}
.full-width-image-section .image-placeholder .placeholder-content .placeholder-text {
  display: block;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
}
.full-width-image-section .image-placeholder .placeholder-content .placeholder-dimensions {
  display: block;
  font-size: 14px;
  color: #999;
}
.full-width-image-section .image-placeholder:hover {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-color: #2196f3;
}

.breadcrumb-section {
  background-color: #F6F6F6;
  height: 70px;
  padding: 0;
  border-bottom: 1px solid #dee2e6;
}
.breadcrumb-section .breadcrumb-nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  height: 70px;
  min-height: 40px;
}
.breadcrumb-section .breadcrumb-left {
  display: flex;
  align-items: center;
}
.breadcrumb-section .breadcrumb-left .breadcrumb {
  margin: 0;
  background: none;
  padding: 0;
  display: flex;
  align-items: center;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item {
  font-size: 14px;
  color: #666;
  position: relative;
  margin-right: 10px;
  display: flex;
  align-items: center;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item::before {
  content: ">" !important;
  margin: 0 0px;
  color: #D33C17 !important;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item:last-child::after {
  content: none;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item a {
  color: #666;
  text-decoration: none;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item a:hover {
  color: #0054A6;
}
.breadcrumb-section .breadcrumb-left .breadcrumb .breadcrumb-item.active {
  color: #0054A6;
}
.breadcrumb-section .breadcrumb-right {
  display: flex;
  align-items: center;
}
.breadcrumb-section .breadcrumb-right .category-nav {
  display: flex;
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 20px;
  align-items: center;
}
.breadcrumb-section .breadcrumb-right .category-nav .category-nav-link {
  border: none;
  color: #666;
  font-weight: normal;
  padding: 0;
  background: none;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  scroll-behavior: smooth;
}
.breadcrumb-section .breadcrumb-right .category-nav .category-nav-link:hover {
  color: #0054A6;
}
.breadcrumb-section .breadcrumb-right .category-nav .category-nav-link.active {
  color: #0054A6;
}

.party-banner-section {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  position: relative;
  overflow: hidden;
}
.party-banner-section .banner-image {
  position: relative;
  width: 100%;
  height: 400px;
}
.party-banner-section .banner-image .banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.party-banner-section .banner-image .banner-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}
.party-banner-section .banner-image .banner-text h1 {
  color: white;
  font-size: 48px;
  font-weight: bold;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  margin: 0;
  letter-spacing: 2px;
}

.article-section {
  padding: 60px 0;
  background-color: #fff;
}
.article-section .article-content {
  max-width: 800px;
  margin: 0 auto;
}
.article-section .article-content .article-title {
  font-size: 28px;
  font-weight: bold;
  color: #333;
  text-align: center;
  margin-bottom: 30px;
  line-height: 1.4;
}
.article-section .article-content .article-meta {
  display: flex;
  justify-content: flex-start;
  gap: 30px;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}
.article-section .article-content .article-meta .views, .article-section .article-content .article-meta .publish-date {
  font-size: 14px;
  color: #666;
}
.article-section .article-content .article-body p {
  font-size: 16px;
  line-height: 1.8;
  color: #333;
  margin-bottom: 20px;
  text-align: justify;
}
.article-section .article-content .article-body .article-image {
  margin: 30px 0;
  text-align: center;
}
.article-section .article-content .article-body .article-image .content-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.article-section .article-content .related-articles {
  margin-top: 60px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}
.article-section .article-content .related-articles .related-item {
  margin-bottom: 15px;
}
.article-section .article-content .related-articles .related-item .related-label {
  font-size: 14px;
  color: #666;
  margin-right: 10px;
}
.article-section .article-content .related-articles .related-item .related-link {
  font-size: 14px;
  color: #0054A6;
  text-decoration: none;
}
.article-section .article-content .related-articles .related-item .related-link:hover {
  text-decoration: underline;
}

.party {
  padding: 60px 0;
}
.party .party-content {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}
.party .party-image {
  flex: 0 0 60%;
  position: relative;
}
.party .party-image #partyCarousel {
  height: 400px;
}
.party .party-image .carousel-inner {
  height: 400px;
}
.party .party-image .carousel-item {
  height: 400px;
  position: relative;
}
.party .party-image .carousel-item .party-main-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 8px;
}
.party .party-image .image-overlay {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.9);
  padding: 8px 12px;
  border-radius: 4px;
  z-index: 10;
}
.party .party-image .image-overlay .image-counter {
  font-size: 14px;
  font-weight: 500;
  color: #333;
}
.party .party-info {
  flex: 1;
  padding-left: 20px;
}
.party .party-info .party-title {
  font-family: "PingFang SC";
  font-weight: 800;
  font-size: 22px;
  color: #000000;
  margin-bottom: 15px;
  line-height: 1.4;
}
.party .party-info .party-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}
.party .party-info .party-meta .party-date, .party .party-info .party-meta .party-views {
  font-family: "PingFang SC";
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 29px;
}
.party .party-info .party-summary {
  margin-bottom: 30px;
}
.party .party-info .party-summary p {
  font-family: "PingFang SC";
  font-weight: 400;
  font-size: 16px;
  line-height: 29px;
  color: #000000;
  margin: 0;
}
.party .party-info .party-summary p .read-more-link {
  color: #337BFF;
  text-decoration: none;
}
.party .party-info .party-summary p .read-more-link:hover {
  text-decoration: underline;
}
.party .party-info .party-actions {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.party .party-info .party-actions .read-more {
  display: flex;
  align-items: center;
  gap: 10px;
}
.party .party-info .party-actions .read-more .read-more-icon {
  width: 30px;
  height: 10px;
  object-fit: contain;
}
.party .party-info .party-actions .read-more .read-more-text {
  font-family: Arial;
  font-weight: bold;
  font-size: 16px;
  color: #333333;
  line-height: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.party .party-info .party-actions .party-navigation {
  display: flex;
  gap: 10px;
}
.party .party-info .party-actions .party-navigation .nav-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.party .party-info .party-actions .party-navigation .nav-btn img {
  width: 16px;
  height: 16px;
}
.party .party-info .party-actions .party-navigation .nav-btn.prev-btn {
  background: #000000;
  opacity: 0.2;
}
.party .party-info .party-actions .party-navigation .nav-btn.prev-btn:hover {
  opacity: 0.3;
}
.party .party-info .party-actions .party-navigation .nav-btn.next-btn {
  background: #0054A6;
}
.party .party-info .party-actions .party-navigation .nav-btn.next-btn:hover {
  background: #004494;
}

footer {
  background: #f7f7f7;
}
footer .footer-logo {
  height: 44px;
}
footer .copyright {
  border-top: 1px solid #eaeaea;
  color: #666;
}

.footer-bg {
  background: url("../images/footer_bg.png") center/cover no-repeat;
  position: relative;
  padding: 40px 0;
  color: #333333;
}
.footer-bg .container {
  position: relative;
  z-index: 2;
}
.footer-bg .footer-header {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}
.footer-bg .footer-header .footer-logo {
  margin-right: 20px;
}
.footer-bg .footer-header .footer-logo .logo-img {
  height: 50px;
  width: auto;
}
.footer-bg .footer-header .company-name h1 {
  font-size: 24px;
  font-weight: 700;
  color: #333333;
  margin: 0;
}
.footer-bg .footer-divider {
  width: 100vw;
  height: 1px;
  background: #cccccc;
  margin: 20px calc(-50vw + 50%);
}
.footer-bg .footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-bg .footer-content .contact-info {
  flex: 1;
}
.footer-bg .footer-content .contact-info h2 {
  font-family: "PingFang SC";
  font-weight: 800;
  font-size: 26px;
  color: #000000;
  line-height: 30px;
  margin-bottom: 20px;
}
.footer-bg .footer-content .contact-info .contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
}
.footer-bg .footer-content .contact-info .contact-item .contact-icon {
  width: 20px;
  height: 20px;
  margin-right: 10px;
}
.footer-bg .footer-content .contact-info .contact-item span {
  font-family: "PingFang SC";
  font-weight: 400;
  font-size: 22px;
  color: #000000;
  line-height: 38px;
}
.footer-bg .footer-content .footer-qrcode {
  text-align: center;
}
.footer-bg .footer-content .footer-qrcode .qrcode-img {
  width: 120px;
  height: 120px;
  margin-bottom: 10px;
}
.footer-bg .footer-content .footer-qrcode .qrcode-caption {
  font-size: 14px;
  color: #333333;
}
.footer-bg .footer-copyright {
  text-align: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #cccccc;
}
.footer-bg .footer-copyright p {
  font-family: "PingFang SC";
  font-size: 14px;
  color: #666666;
  margin: 5px 0;
}