@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Arial", sans-serif;
  background-color: #f5f5f5;
  color: #333333;
  line-height: 1.5;
  padding-top: 60px;
}

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

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #ffffff 0%, #fafafa 100%);
  padding: 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  padding: 0 30px;
}
.navbar .logo {
  display: flex;
  align-items: center;
}
.navbar .logo img {
  height: 45px;
  width: auto;
  transition: transform 0.3s ease;
}
.navbar .logo img:hover {
  transform: scale(1.05);
}
.navbar .nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.navbar .nav-links a {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
  color: #333333;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: 25px;
  font-weight: 500;
  font-size: 15px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.navbar .nav-links a:hover {
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 217.4507772021, 244) 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 172, 193, 0.3);
}
.navbar .nav-links a.active {
  opacity: 1 !important;
  transform: translateY(-1px) !important;
  background: #00acc1 !important;
  color: #ffffff !important;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(0, 172, 193, 0.35), 0 2px 8px rgba(0, 172, 193, 0.2), 0 0 0 2px rgba(0, 172, 193, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 1;
  animation: active-glow 2s ease-in-out infinite alternate;
}
.navbar .nav-links a.active::before {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: #00acc1;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(0, 172, 193, 0.3), 0 0 0 4px rgba(0, 172, 193, 0.1);
  animation: dot-pulse 2s ease-in-out infinite;
  z-index: 2;
}
.navbar .nav-links a.active::after {
  display: none !important;
}
.navbar .nav-links a.active:hover {
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 135.6393782383, 152.2) 100%);
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 30px rgba(0, 172, 193, 0.5), 0 4px 15px rgba(0, 172, 193, 0.3), 0 0 0 3px rgba(0, 172, 193, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  animation: none;
}
.navbar .nav-links a.active:hover::after {
  display: none !important;
}
.navbar .nav-links a::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}
.navbar .nav-links a:active::after {
  width: 300px;
  height: 300px;
}
.navbar .nav-search {
  display: flex;
  align-items: center;
  margin-left: 20px;
  position: relative;
}
.navbar .nav-search .search-input {
  width: 200px;
  height: 40px;
  padding: 0 45px 0 15px;
  border: 2px solid transparent;
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.05);
  color: #333333;
  font-size: 14px;
  transition: all 0.3s ease;
}
.navbar .nav-search .search-input:focus {
  outline: none;
  width: 250px;
  border-color: #00acc1;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 172, 193, 0.1);
}
.navbar .nav-search .search-input::placeholder {
  color: #6c757d;
}
.navbar .nav-search .search-btn {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 217.4507772021, 244) 100%);
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.navbar .nav-search .search-btn:hover {
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 172, 193, 0.3);
}
.navbar .nav-search .search-btn i {
  font-size: 14px;
}
.navbar .hamburger {
  display: none;
  width: 30px;
  height: 24px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  position: relative;
  padding: 4px;
  border-radius: 6px;
  transition: all 0.3s ease;
}
.navbar .hamburger:hover {
  background-color: rgba(0, 172, 193, 0.1);
}
.navbar .hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #00acc1 0%, rgb(40, 231.6062176166, 255) 100%);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}
.navbar .hamburger:hover span:nth-child(1) {
  transform: translateY(2px) rotate(5deg);
}
.navbar .hamburger:hover span:nth-child(2) {
  transform: scaleX(0.8);
}
.navbar .hamburger:hover span:nth-child(3) {
  transform: translateY(-2px) rotate(-5deg);
}

.nav-menu {
  margin: 0 20px;
}
.nav-menu .nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu .nav-list .nav-item {
  position: relative;
  margin: 0 5px;
}
.nav-menu .nav-list .nav-item a {
  display: block;
  padding: 0 15px;
  line-height: 60px;
  color: #333333;
  text-decoration: none;
  font-size: 16px;
  transition: color 0.3s;
}
.nav-menu .nav-list .nav-item a:hover {
  color: #00acc1;
}
.nav-menu .nav-list .nav-item.active a {
  color: #00acc1;
}
.nav-menu .nav-list .nav-item .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 160px;
  background-color: #ffffff;
  border-radius: 8px;
  padding: 5px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 1000;
}
.nav-menu .nav-list .nav-item .sub-menu li {
  list-style: none;
}
.nav-menu .nav-list .nav-item .sub-menu li a {
  padding: 8px 15px;
  line-height: 1.5;
  font-size: 14px;
}
.nav-menu .nav-list .nav-item .sub-menu li a:hover {
  background-color: #f8f9fa;
}
.nav-menu .nav-list .nav-item:hover .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #333333;
  transition: all 0.3s;
}
.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}



.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
  flex-wrap: nowrap;
}
.section-title .title-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.section-title .title-wrapper::before {
  content: "";
  width: 4px;
  height: 20px;
  background: #00acc1;
  border-radius: 2px;
}
.section-title .title-wrapper h2 {
  font-size: 24px;
  font-weight: 600;
  margin: 0;
  color: #333333;
  white-space: nowrap;
  letter-spacing: -0.02em;
}
.section-title .title-actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.section-title .title-actions .more-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #6c757d;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.section-title .title-actions .more-link span {
  font-size: 14px;
}
.section-title .title-actions .more-link i {
  font-size: 12px;
  transition: transform 0.2s ease;
}
.section-title .title-actions .more-link:hover {
  color: #00acc1;
  background-color: rgba(0, 172, 193, 0.08);
}
.section-title .title-actions .more-link:hover i {
  transform: translateX(2px);
}

@media screen and (max-width: 768px) {
  .section-title {
    margin-bottom: 24px;
  }
  .section-title::before {
    width: 60px;
    height: 3px;
  }
  .section-title::after {
    width: 120px;
  }
  .section-title .title-wrapper {
    gap: 10px;
  }
  .section-title .title-wrapper::before {
    width: 3px;
    height: 18px;
  }
  .section-title .title-wrapper h2 {
    font-size: 20px;
    font-weight: 600;
  }
  .section-title .title-actions .more-link {
    font-size: 13px;
    padding: 8px 14px;
    gap: 5px;
  }
  .section-title .title-actions .more-link span {
    font-size: 13px;
  }
  .section-title .title-actions .more-link i {
    font-size: 11px;
  }
  .section-title .title-actions .more-link:hover {
    transform: translateY(-0.5px);
    box-shadow: 0 2px 8px rgba(0, 172, 193, 0.2);
  }
}
@media screen and (max-width: 480px) {
  .section-title {
    margin-bottom: 20px;
    padding: 12px 10px;
  }
  .section-title::before {
    width: 50px;
    height: 2px;
  }
  .section-title::after {
    width: 100px;
  }
  .section-title .title-wrapper {
    gap: 8px;
  }
  .section-title .title-wrapper::before {
    width: 2px;
    height: 16px;
  }
  .section-title .title-wrapper h2 {
    font-size: 18px;
    font-weight: 600;
  }
  .section-title .title-actions .more-link {
    font-size: 12px;
    padding: 6px 12px;
    gap: 4px;
    border-radius: 5px;
  }
  .section-title .title-actions .more-link span {
    font-size: 12px;
  }
  .section-title .title-actions .more-link i {
    font-size: 10px;
  }
  .section-title .title-actions .more-link:hover {
    transform: none;
    box-shadow: 0 1px 4px rgba(0, 172, 193, 0.15);
  }
}
.video-list {
  display: flex;
  gap: 20px;
  margin-top: 20px;
}
.video-list .recommend-grid {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.video-list .recommend-grid .recommend-card {
  width: calc(50% - 10px);
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s;
  background-color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.video-list .recommend-grid .recommend-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
.video-list .recommend-grid .recommend-card .video-thumb {
  position: relative;
  overflow: hidden;
  border-radius: 8px 8px 0 0;
  aspect-ratio: 16/9;
}
.video-list .recommend-grid .recommend-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.video-list .recommend-grid .recommend-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 8px;
  right: 8px;
  display: flex;
  align-items: center;
}
.video-list .recommend-grid .recommend-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
}
.video-list .recommend-grid .recommend-card .video-info {
  padding: 12px;
  background: #ffffff;
}
.video-list .recommend-grid .recommend-card .video-info .video-title {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 8px;
  color: #333333;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.video-list .recommend-grid .recommend-card .video-info .video-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.video-list .recommend-grid .recommend-card .video-info .video-tags .tag {
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  background-color: #f8f9fa;
  color: #333333;
  transition: all 0.3s;
}
.video-list .recommend-grid .recommend-card .video-info .video-tags .tag.hot {
  background-color: rgba(0, 172, 193, 0.1);
  color: #00acc1;
}
.video-list .recommend-grid .recommend-card .video-info .video-tags .tag:hover {
  background-color: #00acc1;
  color: #ffffff;
}
.video-list .recommend-grid .recommend-card:hover .video-thumb img {
  transform: scale(1.05);
}
.video-list .hot-list {
  width: 350px;
  background-color: #ffffff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.video-list .hot-list .list-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 25px;
  padding: 15px 20px;
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.1) 0%, rgba(0, 172, 193, 0.05) 100%);
  border-radius: 12px;
  color: #333333;
}
.video-list .hot-list .hot-card {
  display: flex;
  gap: 15px;
  padding: 15px;
  border-radius: 8px;
  transition: all 0.3s;
  position: relative;
  margin-bottom: 12px;
}
.video-list .hot-list .hot-card:last-child {
  margin-bottom: 0;
}
.video-list .hot-list .hot-card:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
}
.video-list .hot-list .hot-card:hover .video-title {
  color: #00acc1;
}
.video-list .hot-list .hot-card .video-thumb {
  width: 120px;
  height: 68px;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}
.video-list .hot-list .hot-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-list .hot-list .hot-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 6px;
  right: 6px;
}
.video-list .hot-list .hot-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 3px 6px;
  border-radius: 3px;
  font-size: 11px;
}
.video-list .hot-list .hot-card .video-thumb .rank-num {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 24px;
  height: 24px;
  background-color: rgba(0, 172, 193, 0.9);
  color: #333333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
.video-list .hot-list .hot-card .video-info {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
}
.video-list .hot-list .hot-card .video-info .video-title {
  font-size: 15px;
  line-height: 1.4;
  color: #333333;
  transition: color 0.3s;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
  max-height: 2.8em;
}

.banner-ad-section {
  margin: 10px 0;
}
.banner-ad-section .banner-ad {
  width: 100%;
}

.video-player video {
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16/9;
  background: black;
}

.iframeBox {
  width: 100%;
  aspect-ratio: 16/9;
}
.iframeBox .iframe {
  width: 100%;
  height: 100%;
}

.pagination-container {
  margin: 30px auto 20px;
  display: flex;
  justify-content: center;
}
.pagination-container ul {
  display: flex;
  align-items: center;
  gap: 10px;
}
.pagination-container ul.page-no li.active {
  background: #00acc1;
  font-weight: 600;
  color: white;
  border-color: #00acc1;
}
.pagination-container ul li {
  cursor: pointer;
  width: 40px;
  height: 40px;
  background-color: #ffffff;
  text-align: center;
  color: #333333;
  border: 1px solid #e9ecef;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: all 0.3s;
  font-size: 0.9rem;
}
.pagination-container ul li:hover:not(.active) {
  background-color: rgba(0, 172, 193, 0.1);
  border-color: #00acc1;
  color: #00acc1;
  transform: translateY(-1px);
}
.pagination-container ul li.active {
  background: #00acc1;
  font-weight: 600;
  color: white;
  border-color: #00acc1;
  box-shadow: 0 4px 12px rgba(0, 172, 193, 0.3);
}
.pagination-container ul li a {
  width: 40px;
  height: 40px;
  color: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: inherit;
}
.pagination-container ul li a.active {
  background: #00acc1;
  font-weight: 600;
  color: white;
}
.pagination-container ul li.page-options {
  width: 70px;
}
.pagination-container ul li.page-options a {
  width: 70px;
}
.pagination-container ul li:disabled, .pagination-container ul li.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  color: #6c757d;
}
.pagination-container ul li:disabled:hover, .pagination-container ul li.disabled:hover {
  background-color: #ffffff;
  border-color: #e9ecef;
  color: #6c757d;
  transform: none;
}
@media (max-width: 768px) {
  .pagination-container {
    margin: 20px auto 15px;
  }
  .pagination-container ul {
    gap: 8px;
  }
  .pagination-container ul li {
    width: 36px;
    height: 36px;
    font-size: 0.8rem;
  }
  .pagination-container ul li a {
    width: 36px;
    height: 36px;
  }
  .pagination-container ul li.page-options {
    width: 60px;
  }
  .pagination-container ul li.page-options a {
    width: 60px;
  }
}

.footer {
  background-color: #ffffff;
  padding: 40px 0;
  margin-top: 60px;
  border-top: 1px solid #e9ecef;
}
.footer .footer-content {
  text-align: center;
}
.footer .footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  margin-bottom: 32px;
  padding: 24px 0;
  position: relative;
}
.footer .footer-links::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 80px);
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 172, 193, 0.2) 20%, rgba(0, 172, 193, 0.3) 50%, rgba(0, 172, 193, 0.2) 80%, transparent 100%);
}
.footer .footer-links a {
  color: #6c757d;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 12px 20px;
  border-radius: 8px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  border: 1px solid transparent;
}
.footer .footer-links a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 172, 193, 0.1) 50%, transparent 100%);
  transition: left 0.6s ease;
  z-index: -1;
}
.footer .footer-links a:hover {
  color: #00acc1;
  background-color: rgba(0, 172, 193, 0.08);
  border-color: rgba(0, 172, 193, 0.2);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 172, 193, 0.15);
}
.footer .footer-links a:hover::before {
  left: 100%;
}
.footer .footer-links a::after {
  content: "";
  position: absolute;
  bottom: 6px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #00acc1 0%, rgb(14.5, 228.8316062176, 255) 100%);
  border-radius: 1px;
  transform: translateX(-50%);
  transition: all 0.3s ease;
}
.footer .footer-links a:hover::after {
  width: calc(100% - 24px);
}
.footer .footer-links a:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(0, 172, 193, 0.2);
}
.footer .copyright {
  color: #6c757d;
  font-size: 14px;
}

@media screen and (max-width: 1200px) {
  .container {
    width: 100%;
    padding: 0 15px;
  }
  .navbar .nav-search .search-input {
    width: 150px;
  }
  .navbar .nav-search .search-input:focus {
    width: 180px;
  }
  .video-list {
    flex-direction: column;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 10px);
  }
  .video-list .hot-list {
    width: 100%;
  }
}
@media screen and (max-width: 768px) {
  .header .navbar .container {
    padding: 0 20px;
  }
  .header .navbar .nav-links {
    display: none;
  }
  .header .navbar .hamburger {
    display: flex;
  }
  .video-list {
    flex-direction: column;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 10px);
  }
  .video-list .hot-list {
    width: 100%;
  }
  .hot-list .list-title {
    font-size: 20px;
    padding: 12px 15px;
  }
  .footer .footer-links {
    gap: 8px;
    padding: 20px 0;
    flex-wrap: wrap;
  }
  .footer .footer-links::before {
    width: calc(100% - 40px);
  }
  .footer .footer-links a {
    font-size: 13px;
    padding: 10px 16px;
    border-radius: 6px;
  }
  .footer .footer-links a:hover {
    transform: translateY(-0.5px);
    box-shadow: 0 2px 8px rgba(0, 172, 193, 0.12);
  }
  .footer .footer-links a::after {
    bottom: 4px;
  }
  .footer .footer-links a:hover::after {
    width: calc(100% - 16px);
  }
  .banner-ad-section {
    padding: 20px 0;
  }
  .hot-section {
    padding: 20px 0;
  }
  .latest-section {
    padding: 20px 0;
  }
  .latest-section .video-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .latest-section .video-grid .latest-card .video-info {
    padding: 10px;
  }
  .latest-section .video-grid .latest-card .video-info .video-title {
    font-size: 13px;
  }
  .latest-section .video-grid .latest-card .video-info .video-meta .upload-time {
    font-size: 11px;
  }
}
@media screen and (max-width: 480px) {
  .video-list .recommend-grid {
    gap: 10px;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 5px);
  }
  .banner-ad-section {
    padding: 15px 0;
  }
  .banner-ad-section .banner-ad {
    min-height: 40px;
    padding: 10px;
  }
  .hot-section {
    padding: 15px 0;
  }
  .latest-section {
    padding: 15px 0;
  }
  .latest-section .video-grid {
    gap: 10px;
  }
  .latest-section .video-grid .latest-card .video-info {
    padding: 8px;
  }
  .latest-section .video-grid .latest-card .video-info .video-title {
    font-size: 12px;
  }
  .video-list .recommend-grid {
    gap: 10px;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 5px);
  }
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.95) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1002;
  padding: 0;
  transform: translateX(100%);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}
.mobile-menu.active {
  transform: translateX(0);
}
.mobile-menu .close-btn {
  position: absolute;
  top: 25px;
  right: 25px;
  width: 45px;
  height: 45px;
  cursor: pointer;
  z-index: 1003;
  background: linear-gradient(135deg, #00acc1 0%, rgb(14.5, 228.8316062176, 255) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 172, 193, 0.3);
  transition: all 0.3s ease;
}
.mobile-menu .close-btn:hover {
  transform: scale(1.1) rotate(90deg);
  box-shadow: 0 6px 20px rgba(0, 172, 193, 0.4);
}
.mobile-menu .close-btn span {
  display: block;
  position: absolute;
  width: 20px;
  height: 2px;
  background-color: #ffffff;
  transition: all 0.3s ease;
  transform-origin: center;
}
.mobile-menu .close-btn span:nth-child(1) {
  transform: rotate(45deg);
}
.mobile-menu .close-btn span:nth-child(2) {
  opacity: 0;
}
.mobile-menu .close-btn span:nth-child(3) {
  transform: rotate(-45deg);
}
.mobile-menu .nav-links {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 100px;
  padding: 0 30px;
}
.mobile-menu .nav-links a {
  color: #333333;
  text-decoration: none;
  font-size: 20px;
  font-weight: 500;
  padding: 18px 25px;
  border-radius: 15px;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.05);
}
.mobile-menu .nav-links a:hover {
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 217.4507772021, 244) 100%);
  color: #ffffff;
  transform: translateX(10px);
  box-shadow: 0 8px 25px rgba(0, 172, 193, 0.3);
}
.mobile-menu .nav-links a.active {
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 135.6393782383, 152.2) 100%);
  color: #ffffff;
  font-weight: 600;
  transform: translateX(5px);
  box-shadow: 0 6px 25px rgba(0, 172, 193, 0.4), 0 3px 10px rgba(0, 172, 193, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(0, 172, 193, 0.3);
  position: relative;
}
.mobile-menu .nav-links a.active::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.5) 0%, rgba(0, 172, 193, 0.2) 50%, rgba(0, 172, 193, 0.5) 100%);
  border-radius: 17px;
  z-index: -1;
  opacity: 0.6;
  animation: glow-pulse 2.5s ease-in-out infinite alternate;
}
.mobile-menu .nav-links a.active::after {
  content: "";
  position: absolute;
  left: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 20px;
  background: linear-gradient(180deg, #00acc1 0%, rgb(0, 126.5492227979, 142) 100%);
  border-radius: 3px;
  box-shadow: 0 0 0 2px rgba(0, 172, 193, 0.3), 0 0 8px rgba(0, 172, 193, 0.4);
  animation: indicator-pulse 2s ease-in-out infinite;
}
.mobile-menu .nav-links a.active:hover {
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 135.6393782383, 152.2) 100%);
  transform: translateX(10px);
  box-shadow: 0 10px 35px rgba(0, 172, 193, 0.5), 0 5px 15px rgba(0, 172, 193, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.mobile-menu .nav-links a::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}
.mobile-menu .nav-links a:active::after {
  width: 300px;
  height: 300px;
}

@media screen and (max-width: 768px) {
  .navbar .nav-links {
    display: none;
  }
  .navbar .hamburger {
    display: flex;
  }
  .mobile-menu {
    display: block;
  }
  .video-list {
    flex-direction: column;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 10px);
  }
  .video-list .hot-list {
    width: 100%;
  }
}
@media screen and (max-width: 480px) {
  .video-list .recommend-grid {
    gap: 10px;
  }
  .video-list .recommend-grid .recommend-card {
    width: calc(50% - 5px);
  }
}
body.menu-open {
  overflow: hidden;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.navbar .logo {
  animation: slideInRight 0.6s ease forwards;
}

.navbar .nav-search {
  animation: slideInRight 0.6s ease 0.2s forwards;
  opacity: 0;
  transform: translateX(30px);
}

.hot-section {
  padding: 40px 0;
  background-color: #ffffff;
}
.hot-section .section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 2px solid #00acc1;
  position: relative;
}
.hot-section .section-title::before {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: rgb(40, 231.6062176166, 255);
}
.hot-section .section-title h2 {
  font-size: 28px;
  font-weight: 700;
  color: #333333;
  margin: 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
}
.hot-section .section-title .more-link {
  color: #00acc1;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid #00acc1;
  border-radius: 20px;
  transition: all 0.3s;
  background-color: transparent;
}
.hot-section .section-title .more-link:hover {
  background-color: #00acc1;
  color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 172, 193, 0.3);
}

.video-card .video-thumb {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  aspect-ratio: 16/9;
}
.video-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.video-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 8px;
  right: 8px;
  display: flex;
  align-items: center;
}
.video-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.video-card .video-thumb .rank-num {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 24px;
  height: 24px;
  background-color: rgba(0, 172, 193, 0.9);
  color: #333333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
.video-card:hover .video-thumb img {
  transform: scale(1.05);
}

.recommend-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.recommend-grid .grid-item.large {
  grid-column: 1/-1;
  margin-bottom: 10px;
}
.recommend-grid .grid-item.large .recommend-card.featured .video-thumb {
  aspect-ratio: 16/9;
}
.recommend-grid .grid-item.large .recommend-card.featured .video-info {
  padding: 16px;
}
.recommend-grid .grid-item.large .recommend-card.featured .video-info .video-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.recommend-grid .grid-item.large .recommend-card.featured .video-info .video-meta {
  margin-top: 10px;
  font-size: 14px;
}
.recommend-grid .grid-item .recommend-card .video-thumb {
  aspect-ratio: 16/9;
}
.recommend-grid .grid-item .recommend-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.recommend-grid .grid-item .recommend-card .video-info {
  padding: 12px;
}
.recommend-grid .grid-item .recommend-card .video-info .video-title {
  font-size: 15px;
  margin-bottom: 8px;
}
.recommend-grid .grid-item .recommend-card .video-info .video-meta {
  font-size: 13px;
}

@media screen and (max-width: 1200px) {
  .recommend-grid {
    gap: 15px;
  }
}
@media screen and (max-width: 768px) {
  .recommend-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .recommend-grid .grid-item.large {
    grid-column: 1/-1;
    margin-bottom: 8px;
  }
  .recommend-grid .grid-item.large .recommend-card.featured .video-info {
    padding: 12px;
  }
  .recommend-grid .grid-item.large .recommend-card.featured .video-info .video-title {
    font-size: 16px;
  }
}
@media screen and (max-width: 480px) {
  .recommend-grid {
    gap: 10px;
  }
  .recommend-grid .grid-item.large {
    margin-bottom: 6px;
  }
  .recommend-grid .grid-item.large .recommend-card.featured .video-info {
    padding: 10px;
  }
  .recommend-grid .grid-item.large .recommend-card.featured .video-info .video-title {
    font-size: 15px;
  }
  .recommend-grid .grid-item.large .recommend-card.featured .video-info .video-meta {
    font-size: 12px;
  }
  .recommend-grid .grid-item .recommend-card .video-info {
    padding: 8px;
  }
  .recommend-grid .grid-item .recommend-card .video-info .video-title {
    font-size: 13px;
  }
  .recommend-grid .grid-item .recommend-card .video-info .video-meta {
    font-size: 11px;
  }
}
.hot-list .hot-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 6px;
  right: 6px;
}
.hot-list .hot-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 3px 6px;
  border-radius: 3px;
  font-size: 11px;
}
.hot-list .hot-card .video-thumb .rank-num {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 24px;
  height: 24px;
  background-color: rgba(0, 172, 193, 0.9);
  color: #333333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.latest-section {
  padding: 40px 0;
  background-color: #ffffff;
}
.latest-section .section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 2px solid #00acc1;
  position: relative;
}
.latest-section .section-title::before {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: rgb(40, 231.6062176166, 255);
}
.latest-section .section-title h2 {
  font-size: 28px;
  font-weight: 700;
  color: #333333;
  margin: 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
.latest-section .section-title .more-link {
  color: #00acc1;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid #00acc1;
  border-radius: 20px;
  transition: all 0.3s;
  background-color: transparent;
}
.latest-section .section-title .more-link:hover {
  background-color: #00acc1;
  color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 172, 193, 0.3);
}
.latest-section .video-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.latest-section .video-grid .latest-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.latest-section .video-grid .latest-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}
.latest-section .video-grid .latest-card:hover .video-thumb img {
  transform: scale(1.05);
}
.latest-section .video-grid .latest-card .video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.latest-section .video-grid .latest-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.latest-section .video-grid .latest-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 8px;
  right: 8px;
}
.latest-section .video-grid .latest-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.latest-section .video-grid .latest-card .video-info {
  padding: 12px;
}
.latest-section .video-grid .latest-card .video-info .video-title {
  font-size: 14px;
  font-weight: 500;
  color: #333333;
  margin: 0 0 8px 0;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.latest-section .video-grid .latest-card .video-info .video-meta .upload-time {
  font-size: 12px;
  color: #6c757d;
}

@media screen and (max-width: 1024px) {
  .latest-section .video-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 768px) {
  .latest-section {
    padding: 30px 0;
  }
  .latest-section .video-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .latest-section .video-grid .latest-card .video-info {
    padding: 10px;
  }
  .latest-section .video-grid .latest-card .video-info .video-title {
    font-size: 13px;
  }
  .latest-section .video-grid .latest-card .video-info .video-meta .upload-time {
    font-size: 11px;
  }
}
@media screen and (max-width: 480px) {
  .latest-section {
    padding: 20px 0;
  }
  .latest-section .video-grid {
    gap: 10px;
  }
  .latest-section .video-grid .latest-card .video-info {
    padding: 8px;
  }
  .latest-section .video-grid .latest-card .video-info .video-title {
    font-size: 12px;
  }
}
.list-section {
  padding: 30px 0;
  background-color: #ffffff;
}
.list-section .list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 2px solid #00acc1;
}
.list-section .list-header .list-title {
  font-size: 24px;
  font-weight: 600;
  color: #333333;
  margin: 0;
}
.list-section .list-header .list-count {
  font-size: 14px;
  color: #6c757d;
}
.list-section .video-list-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.list-section .video-list-grid .list-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.list-section .video-list-grid .list-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}
.list-section .video-list-grid .list-card:hover .video-thumb img {
  transform: scale(1.05);
}
.list-section .video-list-grid .list-card .video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.list-section .video-list-grid .list-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.list-section .video-list-grid .list-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 8px;
  right: 8px;
}
.list-section .video-list-grid .list-card .video-thumb .video-overlay .duration {
  background-color: rgba(0, 0, 0, 0.8);
  color: #333333;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.list-section .video-list-grid .list-card .video-info {
  padding: 15px;
}
.list-section .video-list-grid .list-card .video-info .video-title {
  font-size: 16px;
  font-weight: 500;
  color: #333333;
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media screen and (max-width: 1024px) {
  .list-section .video-list-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 768px) {
  .list-section {
    padding: 20px 0;
  }
  .list-section .list-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .list-section .list-header .list-title {
    font-size: 20px;
  }
  .list-section .video-list-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .list-section .video-list-grid .list-card .video-info {
    padding: 12px;
  }
  .list-section .video-list-grid .list-card .video-info .video-title {
    font-size: 14px;
  }
  .pagination-wrapper {
    margin-top: 30px;
  }
  .pagination-wrapper .pagination {
    gap: 5px;
  }
  .pagination-wrapper .pagination .page-btn,
  .pagination-wrapper .pagination .page-num {
    padding: 6px 10px;
    font-size: 13px;
  }
}
@media screen and (max-width: 480px) {
  .list-section {
    padding: 15px 0;
  }
  .list-section .video-list-grid {
    gap: 10px;
  }
  .list-section .video-list-grid .list-card .video-info {
    padding: 10px;
  }
  .list-section .video-list-grid .list-card .video-info .video-title {
    font-size: 13px;
  }
}
.search-result-section {
  padding: 30px 0;
  background-color: #ffffff;
}
.search-result-section .search-header {
  margin-bottom: 30px;
  padding: 20px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
.search-result-section .search-header .search-info {
  padding: 0 0 24px 0;
  border-bottom: 1px solid #f0f0f0;
}
.search-result-section .search-header .search-info .search-title {
  font-size: 24px;
  font-weight: 600;
  color: #333333;
  margin: 0 0 12px 0;
  letter-spacing: -0.01em;
}
.search-result-section .search-header .search-info .search-summary {
  font-size: 14px;
  color: #6c757d;
  margin: 0;
  line-height: 1.4;
}
.search-result-section .search-header .search-info .search-summary .search-keyword {
  color: #00acc1;
  font-weight: 600;
  background-color: rgba(0, 172, 193, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 14px;
}
@media screen and (max-width: 768px) {
  .search-result-section {
    padding: 15px;
    margin-bottom: 20px;
  }
  .search-result-section .search-info {
    padding: 0 0 20px 0;
  }
  .search-result-section .search-info .search-title {
    font-size: 20px;
    margin: 0 0 10px 0;
    font-weight: 600;
  }
  .search-result-section .search-info .search-summary {
    font-size: 13px;
  }
  .search-result-section .search-info .search-summary .search-keyword {
    padding: 2px 6px;
    font-size: 13px;
  }
}
@media screen and (max-width: 480px) {
  .search-result-section {
    padding: 12px;
    margin-bottom: 15px;
  }
  .search-result-section .search-info {
    padding: 0 0 16px 0;
  }
  .search-result-section .search-info .search-title {
    font-size: 18px;
    margin: 0 0 8px 0;
    font-weight: 600;
  }
  .search-result-section .search-info .search-summary {
    font-size: 12px;
  }
  .search-result-section .search-info .search-summary .search-keyword {
    padding: 1px 6px;
    font-size: 12px;
  }
}
.search-result-section .video-list-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.search-result-section .video-list-grid .list-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.3s;
}
.search-result-section .video-list-grid .list-card:hover {
  transform: translateY(-5px);
}
.search-result-section .video-list-grid .list-card .video-thumb {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
}
.search-result-section .video-list-grid .list-card .video-thumb a {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.search-result-section .video-list-grid .list-card .video-thumb img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.search-result-section .video-list-grid .list-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background-color: rgba(0, 0, 0, 0.8);
  padding: 4px 8px;
  border-radius: 4px;
}
.search-result-section .video-list-grid .list-card .video-thumb .video-overlay .duration {
  color: #fff;
  font-size: 12px;
}
.search-result-section .video-list-grid .list-card .video-info {
  padding: 12px;
}
.search-result-section .video-list-grid .list-card .video-info .video-title {
  font-size: 14px;
  color: #333333;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

@media screen and (max-width: 1024px) {
  .search-result-section .video-list-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 768px) {
  .search-result-section {
    padding: 20px 0;
  }
  .search-result-section .search-header {
    gap: 15px;
  }
  .search-result-section .search-header .search-info .search-title {
    font-size: 20px;
  }
  .search-result-section .search-header .search-wrapper input {
    height: 40px;
    font-size: 14px;
  }
  .search-result-section .search-header .search-wrapper .search-btn {
    height: 40px;
    padding: 0 15px;
    font-size: 14px;
  }
  .search-result-section .search-header .search-wrapper .search-btn span {
    display: none;
  }
  .search-result-section .video-list-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 480px) {
  .search-result-section {
    padding: 15px 0;
  }
  .search-result-section .search-header {
    gap: 12px;
  }
  .search-result-section .search-header .search-info .search-title {
    font-size: 18px;
    margin-bottom: 8px;
  }
  .search-result-section .search-header .search-info .search-summary {
    font-size: 13px;
  }
  .search-result-section .search-header .search-wrapper {
    gap: 8px;
  }
  .search-result-section .search-header .search-wrapper input {
    height: 38px;
    padding: 0 12px;
    font-size: 13px;
  }
  .search-result-section .search-header .search-wrapper .search-btn {
    height: 38px;
    padding: 0 12px;
    font-size: 13px;
  }
  .search-result-section .video-list-grid {
    gap: 10px;
  }
}
.video-player-section {
  background-color: #ffffff;
}
.video-player-section .container {
  max-width: 1200px;
  margin: 0 auto;
}
.video-player-section .container .player-wrapper {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.video-player-section .container .player-wrapper video {
  width: 100%;
  display: block;
  aspect-ratio: 16/9;
}

.video-info-section {
  padding: 30px 0;
  background: #ffffff;
}
.video-info-section .video-info-wrapper .video-main-info {
  padding: 28px;
  background: rgba(0, 172, 193, 0.01);
  border-radius: 16px;
  border: 1px solid rgba(0, 172, 193, 0.06);
  position: relative;
  overflow: hidden;
}
.video-info-section .video-info-wrapper .video-main-info::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #00acc1 0%, rgb(14.5, 228.8316062176, 255) 100%);
}
.video-info-section .video-info-wrapper .video-main-info .video-tags {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}
.video-info-section .video-info-wrapper .video-main-info .video-tags .tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: all 0.2s ease;
}
.video-info-section .video-info-wrapper .video-main-info .video-tags .tag.hot {
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(255, 107, 107, 0.2);
}
.video-info-section .video-info-wrapper .video-main-info .video-tags .tag.hot:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
}
.video-info-section .video-info-wrapper .video-main-info .video-tags .tag.recommended {
  background: linear-gradient(135deg, #4ecdc4 0%, #6dd5ed 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(78, 205, 196, 0.2);
}
.video-info-section .video-info-wrapper .video-main-info .video-tags .tag.recommended:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(78, 205, 196, 0.3);
}
.video-info-section .video-info-wrapper .video-main-info .video-title {
  font-size: 26px;
  font-weight: 700;
  color: #333333;
  margin: 0 0 16px 0;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.video-info-section .video-info-wrapper .video-main-info .video-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0, 172, 193, 0.1);
}
.video-info-section .video-info-wrapper .video-main-info .video-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #6c757d;
  font-size: 14px;
  font-weight: 500;
}
.video-info-section .video-info-wrapper .video-main-info .video-meta span i {
  font-size: 16px;
  color: #00acc1;
}
.video-info-section .video-info-wrapper .video-main-info .video-desc {
  color: #333333;
  font-size: 15px;
  line-height: 1.7;
}
.video-info-section .video-info-wrapper .video-main-info .video-desc p {
  margin: 0;
  text-align: justify;
}

@media screen and (max-width: 768px) {
  .video-info-section {
    padding: 20px 0;
  }
  .video-info-section .video-info-wrapper .video-main-info {
    padding: 20px;
    border-radius: 12px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags {
    margin-bottom: 16px;
    gap: 8px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags .tag {
    padding: 5px 12px;
    font-size: 11px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags .tag.hot:hover, .video-info-section .video-info-wrapper .video-main-info .video-tags .tag.recommended:hover {
    transform: none;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-title {
    font-size: 22px;
    margin-bottom: 14px;
    font-weight: 600;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta {
    gap: 18px;
    margin-bottom: 18px;
    padding-bottom: 16px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta span {
    font-size: 13px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta span i {
    font-size: 15px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-description {
    font-size: 14px;
  }
}
@media screen and (max-width: 480px) {
  .video-info-section {
    padding: 15px 0;
  }
  .video-info-section .video-info-wrapper .video-main-info {
    padding: 16px;
    border-radius: 10px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags {
    margin-bottom: 14px;
    gap: 6px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags .tag {
    padding: 4px 10px;
    font-size: 10px;
    border-radius: 16px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags .tag.hot:hover, .video-info-section .video-info-wrapper .video-main-info .video-tags .tag.recommended:hover {
    transform: none;
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.2);
  }
  .video-info-section .video-info-wrapper .video-main-info .video-tags .tag.recommended:hover {
    box-shadow: 0 2px 8px rgba(78, 205, 196, 0.2);
  }
  .video-info-section .video-info-wrapper .video-main-info .video-title {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 600;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta {
    gap: 14px;
    margin-bottom: 14px;
    padding-bottom: 12px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta span {
    font-size: 13px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-meta span i {
    font-size: 14px;
  }
  .video-info-section .video-info-wrapper .video-main-info .video-desc {
    font-size: 14px;
    line-height: 1.6;
  }
}
.related-section {
  padding: 30px 0;
  background-color: #ffffff;
}
.related-section .container {
  max-width: 1200px;
  margin: 0 auto;
}
.related-section .container .section-title {
  font-size: 20px;
  font-weight: 600;
  color: #333333;
  margin: 0 0 10px 0;
}
.related-section .container .video-list-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.related-section .container .video-list-grid .list-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.3s;
}
.related-section .container .video-list-grid .list-card:hover {
  transform: translateY(-5px);
}
.related-section .container .video-list-grid .list-card .video-thumb {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
}
.related-section .container .video-list-grid .list-card .video-thumb a {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.related-section .container .video-list-grid .list-card .video-thumb img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.related-section .container .video-list-grid .list-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background-color: rgba(0, 0, 0, 0.8);
  padding: 4px 8px;
  border-radius: 4px;
}
.related-section .container .video-list-grid .list-card .video-thumb .video-overlay .duration {
  color: #fff;
  font-size: 12px;
}
.related-section .container .video-list-grid .list-card .video-info {
  padding: 12px;
}
.related-section .container .video-list-grid .list-card .video-info .video-title {
  font-size: 14px;
  color: #333333;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

@media screen and (max-width: 1200px) {
  .related-section .container .video-list-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 768px) {
  .video-info-section {
    padding: 20px 0;
  }
  .video-info-section .container .video-info-wrapper .video-main-info {
    padding: 15px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-title {
    font-size: 20px;
    margin-bottom: 12px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta {
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 12px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta span {
    font-size: 13px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta span i {
    font-size: 15px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-description {
    font-size: 13px;
  }
  .related-section {
    padding: 20px 0;
  }
  .related-section .container .section-title {
    font-size: 18px;
    margin-bottom: 15px;
  }
  .related-section .container .video-list-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .related-section .container .video-list-grid .list-card .video-info {
    padding: 10px;
  }
  .related-section .container .video-list-grid .list-card .video-info .video-title {
    font-size: 13px;
  }
}
@media screen and (max-width: 480px) {
  .video-player-section {
    padding: 15px 0;
  }
  .video-info-section {
    padding: 15px 0;
  }
  .video-info-section .container .video-info-wrapper .video-main-info {
    padding: 12px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-title {
    font-size: 18px;
    margin-bottom: 10px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta {
    gap: 12px;
    margin-bottom: 12px;
    padding-bottom: 10px;
    flex-wrap: wrap;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta span {
    font-size: 12px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-meta span i {
    font-size: 14px;
  }
  .video-info-section .container .video-info-wrapper .video-main-info .video-description {
    font-size: 12px;
  }
  .related-section {
    padding: 15px 0;
  }
  .related-section .container .section-title {
    font-size: 16px;
    margin-bottom: 12px;
  }
  .related-section .container .video-list-grid {
    gap: 10px;
  }
  .related-section .container .video-list-grid .list-card .video-info {
    padding: 8px;
  }
  .related-section .container .video-list-grid .list-card .video-info .video-title {
    font-size: 12px;
  }
}
.plyr {
  --plyr-color-main: #00acc1;
  --plyr-video-background: #f8f9fa;
  --plyr-menu-background: #f8f9fa;
  --plyr-menu-color: #333333;
  --plyr-menu-item-text-color: #6c757d;
  --plyr-menu-item-hover-background: rgba(255, 255, 255, 0.1);
  --plyr-menu-item-hover-text-color: #333333;
  --plyr-tooltip-background: #f8f9fa;
  --plyr-tooltip-color: #333333;
  --plyr-range-fill-background: #00acc1;
  --plyr-range-thumb-background: #00acc1;
  --plyr-control-icon-size: 18px;
  --plyr-control-spacing: 10px;
  --plyr-control-radius: 8px;
  --plyr-video-controls-background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.8));
}

@media screen and (max-width: 768px) {
  .header .navbar .container {
    height: 56px;
    padding: 0 8px;
    gap: 8px;
    grid-template-columns: auto 1fr auto;
  }
  .header .navbar .logo img {
    height: 36px;
  }
  .header .navbar .nav-search {
    max-width: 200px;
    flex: 1 1 200px;
  }
  .header .navbar .nav-search .search-input {
    height: 38px;
    font-size: 16px;
    padding: 0 38px 0 14px;
  }
  .header .navbar .nav-search .search-btn {
    width: 32px;
    height: 32px;
    right: 4px;
  }
  .header .navbar .nav-search .search-btn i {
    font-size: 16px;
  }
  .header .navbar .hamburger {
    height: 34px;
    width: 34px;
    padding: 3px;
  }
  body {
    padding-top: 56px;
  }
}
@media screen and (max-width: 480px) {
  .header .navbar .container {
    height: 48px;
    padding: 0 4px;
    gap: 4px;
    grid-template-columns: auto 1fr auto;
  }
  .header .navbar .logo img {
    height: 28px;
  }
  .header .navbar .nav-search {
    max-width: 140px;
    flex: 1 1 140px;
  }
  .header .navbar .nav-search .search-input {
    height: 32px;
    font-size: 14px;
    padding: 0 28px 0 10px;
  }
  .header .navbar .nav-search .search-btn {
    width: 24px;
    height: 24px;
    right: 2px;
  }
  .header .navbar .nav-search .search-btn i {
    font-size: 13px;
  }
  .header .navbar .hamburger {
    height: 28px;
    width: 28px;
    padding: 2px;
  }
  body {
    padding-top: 48px;
  }
}
/* 回到顶部按钮 - 符合主题色调 */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #00acc1 0%, rgb(0, 208.3606217617, 233.8) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(0, 172, 193, 0.25);
  z-index: 1000;
  border: 2px solid rgba(255, 255, 255, 0.1);
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: linear-gradient(135deg, rgb(0, 194.725388601, 218.5) 0%, rgb(14.5, 228.8316062176, 255) 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 172, 193, 0.35);
  border-color: rgba(255, 255, 255, 0.2);
}
.back-to-top:hover i {
  transform: translateY(-2px);
}
.back-to-top:active {
  transform: translateY(-1px) scale(0.95);
}
.back-to-top i {
  font-size: 20px;
  transition: transform 0.3s ease;
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    box-shadow: 0 3px 16px rgba(0, 172, 193, 0.2);
  }
  .back-to-top:hover {
    box-shadow: 0 6px 24px rgba(0, 172, 193, 0.3);
  }
  .back-to-top i {
    font-size: 18px;
  }
}
@media screen and (max-width: 480px) {
  .back-to-top {
    bottom: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    box-shadow: 0 2px 12px rgba(0, 172, 193, 0.2);
  }
  .back-to-top:hover {
    box-shadow: 0 4px 18px rgba(0, 172, 193, 0.28);
    transform: translateY(-2px);
  }
  .back-to-top i {
    font-size: 16px;
  }
}
/* 搜索英雄区域 - 新设计 */
.search-hero-section {
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.08) 0%, rgba(0, 172, 193, 0.03) 100%);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}
.search-hero-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -20%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}
.search-hero-section::after {
  content: "";
  position: absolute;
  bottom: -30%;
  right: -15%;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite reverse;
}
.search-hero-section .search-hero {
  text-align: center;
  position: relative;
  z-index: 1;
}
.search-hero-section .search-hero .search-content {
  max-width: 600px;
  margin: 0 auto;
}
.search-hero-section .search-hero .search-content .search-title {
  font-size: 42px;
  font-weight: 700;
  color: #333;
  margin-bottom: 16px;
  line-height: 1.2;
}
@media (max-width: 768px) {
  .search-hero-section .search-hero .search-content .search-title {
    font-size: 32px;
  }
}
.search-hero-section .search-hero .search-content .search-subtitle {
  font-size: 18px;
  color: #666;
  margin-bottom: 40px;
  line-height: 1.4;
}
@media (max-width: 768px) {
  .search-hero-section .search-hero .search-content .search-subtitle {
    font-size: 16px;
    margin-bottom: 30px;
  }
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper {
  display: flex;
  max-width: 500px;
  margin: 0 auto 20px;
  background: #ffffff;
  border-radius: 50px;
  padding: 8px;
  box-shadow: 0 8px 30px rgba(0, 172, 193, 0.15);
  border: 2px solid rgba(0, 172, 193, 0.1);
  transition: all 0.3s ease;
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper:focus-within {
  border-color: rgba(0, 172, 193, 0.3);
  box-shadow: 0 12px 40px rgba(0, 172, 193, 0.2);
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-input {
  flex: 1;
  border: none;
  outline: none;
  padding: 15px 20px;
  font-size: 16px;
  background: transparent;
  color: #333;
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-input::placeholder {
  color: #999;
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn {
  background: linear-gradient(135deg, #00acc1 0%, #0097a7 100%);
  color: #ffffff;
  border: none;
  border-radius: 40px;
  padding: 15px 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 172, 193, 0.3);
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn:hover {
  background: linear-gradient(135deg, #0097a7 0%, #00838f 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 172, 193, 0.4);
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn:active {
  transform: translateY(0);
}
.search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn i {
  font-size: 18px;
}
@media (max-width: 480px) {
  .search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn {
    padding: 15px 20px;
  }
  .search-hero-section .search-hero .search-content .search-box .search-input-wrapper .search-btn span {
    display: none;
  }
}
@media (max-width: 768px) {
  .search-hero-section .search-hero .search-content .search-box .search-input-wrapper {
    max-width: 90%;
  }
}
.search-hero-section .search-hero .search-content .search-box .search-suggestions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}
.search-hero-section .search-hero .search-content .search-box .search-suggestions .suggestion-label {
  color: #666;
  font-size: 14px;
  font-weight: 500;
}
.search-hero-section .search-hero .search-content .search-box .search-suggestions .suggestion-tag {
  background: rgba(0, 172, 193, 0.1);
  color: #00acc1;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 172, 193, 0.2);
}
.search-hero-section .search-hero .search-content .search-box .search-suggestions .suggestion-tag:hover {
  background: #00acc1;
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 172, 193, 0.3);
}
@media (max-width: 768px) {
  .search-hero-section .search-hero .search-content .search-box .search-suggestions {
    margin-top: 15px;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}
@keyframes glow-pulse {
  0% {
    opacity: 0.4;
    transform: scale(1);
  }
  100% {
    opacity: 0.8;
    transform: scale(1.02);
  }
}
@keyframes dot-pulse {
  0%, 100% {
    transform: translateX(-50%) scale(1);
    opacity: 1;
  }
  50% {
    transform: translateX(-50%) scale(1.2);
    opacity: 0.8;
  }
}
@keyframes indicator-pulse {
  0%, 100% {
    transform: translateY(-50%) scaleY(1);
    opacity: 1;
  }
  50% {
    transform: translateY(-50%) scaleY(1.1);
    opacity: 0.9;
  }
}
@keyframes active-glow {
  0% {
    box-shadow: 0 4px 20px rgba(0, 172, 193, 0.35), 0 2px 8px rgba(0, 172, 193, 0.2), 0 0 0 2px rgba(0, 172, 193, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }
  100% {
    box-shadow: 0 6px 25px rgba(0, 172, 193, 0.45), 0 3px 12px rgba(0, 172, 193, 0.3), 0 0 0 3px rgba(0, 172, 193, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }
}
/* 瀑布流布局 - 优化版 */
.waterfall-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-top: 40px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.02) 0%, rgba(0, 172, 193, 0.05) 100%);
  border-radius: 20px;
  border: 1px solid rgba(0, 172, 193, 0.1);
}

/* 左侧推荐网格 - 优化版 */
.recommend-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}
.recommend-grid .grid-item:nth-child(odd) {
  animation-delay: 0.1s;
}
.recommend-grid .grid-item:nth-child(even) {
  animation-delay: 0.2s;
}
.recommend-grid .recommend-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 172, 193, 0.12);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0, 172, 193, 0.05);
  position: relative;
}
.recommend-grid .recommend-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #00acc1 0%, rgba(0, 172, 193, 0.6) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.recommend-grid .recommend-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 50px rgba(0, 172, 193, 0.2);
}
.recommend-grid .recommend-card:hover::before {
  opacity: 1;
}
.recommend-grid .recommend-card .video-thumb {
  position: relative;
  overflow: hidden;
}
.recommend-grid .recommend-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.recommend-grid .recommend-card .video-thumb .video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 15px;
}
.recommend-grid .recommend-card .video-thumb .video-overlay .duration {
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
}
.recommend-grid .recommend-card .video-info {
  padding: 15px;
}
.recommend-grid .recommend-card .video-info .video-title {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-grid .recommend-card .video-info .video-meta {
  display: flex;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 12px;
  color: #666;
}
.recommend-grid .recommend-card .video-info .video-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.recommend-grid .recommend-card .video-info .video-tags .tag {
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  background: #f5f5f5;
  color: #666;
}
.recommend-grid .recommend-card .video-info .video-tags .tag.hot {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
  color: #fff;
}

/* 右侧瀑布流热门排行 - 优化版 */
.hot-waterfall {
  background: linear-gradient(135deg, #ffffff 0%, rgba(0, 172, 193, 0.02) 100%);
  border-radius: 20px;
  padding: 25px;
  box-shadow: 0 10px 35px rgba(0, 172, 193, 0.15);
  height: fit-content;
  border: 1px solid rgba(0, 172, 193, 0.08);
  position: relative;
  overflow: hidden;
}
.hot-waterfall::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hot-waterfall .waterfall-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #f0f0f0;
}
.hot-waterfall .waterfall-header .list-title {
  font-size: 18px;
  font-weight: 600;
  color: #333;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hot-waterfall .waterfall-header .list-title i {
  color: #ff6b6b;
  font-size: 20px;
}
.hot-waterfall .waterfall-header .waterfall-tabs {
  display: flex;
  gap: 2px;
  background: #f5f5f5;
  border-radius: 8px;
  padding: 2px;
}
.hot-waterfall .waterfall-header .waterfall-tabs .tab {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  color: #666;
}
.hot-waterfall .waterfall-header .waterfall-tabs .tab.active {
  background: linear-gradient(135deg, #00acc1 0%, #0097a7 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 172, 193, 0.3);
  transform: translateY(-1px);
}
.hot-waterfall .waterfall-header .waterfall-tabs .tab:hover:not(.active) {
  background: rgba(0, 172, 193, 0.1);
  color: #00acc1;
  transform: translateY(-1px);
}
.hot-waterfall .waterfall-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.hot-waterfall .waterfall-list .waterfall-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.hot-waterfall .waterfall-list .waterfall-item .rank-badge {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #00acc1 0%, #0097a7 100%);
  color: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 8px;
  box-shadow: 0 3px 12px rgba(0, 172, 193, 0.3);
  transition: all 0.3s ease;
}
.hot-waterfall .waterfall-list .waterfall-item .rank-badge:nth-child(1) {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
  box-shadow: 0 3px 12px rgba(255, 107, 107, 0.3);
}
.hot-waterfall .waterfall-list .waterfall-item .rank-badge:nth-child(2) {
  background: linear-gradient(135deg, #ffa726 0%, #ff9800 100%);
  box-shadow: 0 3px 12px rgba(255, 167, 38, 0.3);
}
.hot-waterfall .waterfall-list .waterfall-item .rank-badge:nth-child(3) {
  background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%);
  box-shadow: 0 3px 12px rgba(102, 187, 106, 0.3);
}
.hot-waterfall .waterfall-list .waterfall-item .rank-badge:hover {
  transform: scale(1.1);
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card {
  flex: 1;
  background: linear-gradient(135deg, #ffffff 0%, rgba(0, 172, 193, 0.01) 100%);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0, 172, 193, 0.05);
  box-shadow: 0 4px 15px rgba(0, 172, 193, 0.08);
  position: relative;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card:hover {
  background: linear-gradient(135deg, #ffffff 0%, rgba(0, 172, 193, 0.03) 100%);
  transform: translateX(8px) translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 172, 193, 0.15);
  border-color: rgba(0, 172, 193, 0.1);
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb {
  position: relative;
  overflow: hidden;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb .video-overlay {
  position: absolute;
  bottom: 0;
  right: 0;
  padding: 4px 6px;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb .video-overlay .duration {
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 10px;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info {
  padding: 10px;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-title {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-meta {
  display: flex;
  gap: 10px;
  font-size: 11px;
  color: #666;
}
.hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-meta .views, .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-meta .likes {
  display: flex;
  align-items: center;
}

/* 响应式适配 - 优化版 */
@media screen and (max-width: 1200px) {
  .waterfall-layout {
    grid-template-columns: 1.8fr 1fr;
    gap: 30px;
    padding: 15px;
  }
  .recommend-grid {
    gap: 20px;
  }
  .hot-waterfall {
    padding: 20px;
  }
}
@media screen and (max-width: 992px) {
  .waterfall-layout {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 15px;
  }
  .recommend-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }
}
@media screen and (max-width: 768px) {
  .waterfall-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .hot-waterfall .waterfall-header {
    flex-direction: column;
    gap: 15px;
    align-items: flex-start;
  }
  .hot-waterfall .waterfall-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .hot-waterfall .waterfall-list .waterfall-item {
    flex-direction: column;
  }
  .hot-waterfall .waterfall-list .waterfall-item .rank-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 1;
    margin-top: 0;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card {
    width: 100%;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb {
    aspect-ratio: 16/9;
    position: relative;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info {
    padding: 12px;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-title {
    font-size: 14px;
    margin-bottom: 8px;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-meta {
    font-size: 12px;
    gap: 8px;
  }
}
@media screen and (max-width: 480px) {
  .hot-waterfall {
    padding: 12px;
  }
  .hot-waterfall .waterfall-list {
    gap: 8px;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info {
    padding: 8px;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-title {
    font-size: 12px;
    margin-bottom: 6px;
  }
  .hot-waterfall .waterfall-list .waterfall-item .hot-card .video-info .video-meta {
    font-size: 11px;
    gap: 6px;
  }
}
@media screen and (max-width: 768px) {
  .recommend-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
}
@media screen and (max-width: 480px) {
  .recommend-grid {
    gap: 12px;
  }
  .recommend-grid .recommend-card .video-info {
    padding: 12px;
  }
  .recommend-grid .recommend-card .video-info .video-title {
    font-size: 13px;
  }
  .recommend-grid .recommend-card .video-info .video-meta {
    font-size: 11px;
  }
}
.video-container {
  background: #ffffff;
  padding: 30px 0;
}
.video-container .video-wrapper .video-player-section {
  width: 100%;
  background: rgba(0, 172, 193, 0.02);
  border-radius: 12px 12px 0 0;
  border: 1px solid rgba(0, 172, 193, 0.08);
  border-bottom: none;
  overflow: hidden;
}
.video-container .video-wrapper .video-player-section .plyr {
  width: 100%;
  aspect-ratio: 16/9;
}
.video-container .video-wrapper .video-info-section {
  padding: 0;
  background: none;
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info {
  padding: 25px;
  background: rgba(0, 172, 193, 0.02);
  border-radius: 0 0 12px 12px;
  border: 1px solid rgba(0, 172, 193, 0.08);
  border-top: none;
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-title {
  font-size: 24px;
  font-weight: 600;
  color: #333333;
  margin: 0 0 10px 0;
  line-height: 1.4;
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0, 172, 193, 0.08);
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #6c757d;
  font-size: 14px;
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta span i {
  font-size: 16px;
}
.video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-desc {
  color: #6c757d;
  font-size: 14px;
  line-height: 1.6;
}

@media screen and (max-width: 768px) {
  .video-container {
    padding: 15px 0;
  }
  .video-container .video-wrapper {
    gap: 0;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info {
    padding: 15px;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-title {
    font-size: 18px;
    margin-bottom: 10px;
    line-height: 1.3;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta {
    gap: 10px;
    margin-bottom: 10px;
    padding-bottom: 10px;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta span {
    font-size: 13px;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-meta span i {
    font-size: 15px;
  }
  .video-container .video-wrapper .video-info-section .video-info-wrapper .video-main-info .video-desc {
    font-size: 13px;
    line-height: 1.5;
  }
}

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