html, body {
  margin: 0;
  padding: 0;
  font-family: 'Adobe 黑体 Std', 'Adobe Heiti Std', '微软雅黑', 'Microsoft YaHei', '黑体', 'Heiti SC', sans-serif;
  background: #111;
  color: #fff;
  box-sizing: border-box;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100vw;
}
video,
iframe,
img {
  max-width: 100%;
}
a,
a:link,
a:visited,
a:focus,
a:active,
a:hover {
 /* font-family: "Microsoft YaHei", "Arial", arial;*/
  /*color: #333;*/
 /* font-size: 1.4rem;*/
  text-decoration: none;
  outline: none;
}
.container {
  width: 90%;
  max-width: 1700px;
  margin: 0 auto;
  box-sizing: border-box;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;

  border-bottom: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  padding: 0 20px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ff9900;
  font-weight: bold;
  font-size: 1.1rem;
  text-decoration: none;
  transition: opacity 0.2s;
}

.phone-link:hover {
  opacity: 0.8;
}

.phone-icon {
  font-size: 1.2rem;
}

.consult-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  font-size: 1rem;
  text-decoration: none;
  margin-left: 1.5rem;
  transition: opacity 0.2s;
}

.consult-link:hover {
  opacity: 0.8;
}

.consult-icon {
  font-size: 1.1rem;
}

.divider {
  color: rgba(255,255,255,0.5);
  margin: 0 1.2rem;
  font-size: 1rem;
}

.search-icon {
  cursor: pointer;
  margin-left: 1rem;
  display: inline-block;
  vertical-align: middle;
}

.search-container {
  display: inline-block;
  position: relative;
  margin-left: 1rem;
}

.search-box {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.95);
  padding: 8px 12px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 280px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.search-box.active {
  opacity: 1;
  visibility: visible;
}

.search-input {
  border: none;
  outline: none;
  padding: 6px 8px;
  font-size: 0.95rem;
  flex: 1;
  background: transparent;
  color: #333;
}

.search-close {
  background: transparent;
  border: none;
  color: #666;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.search-close:hover {
  color: #333;
}

/* 移动端搜索框默认隐藏 */
.mobile-search-box {
  display: none;
}
.logo {
  font-size: 2.2rem;
  font-family: 'Roboto', 'Montserrat', Arial, sans-serif;
  font-weight: 900;
  letter-spacing: 2.5px;
  color: #fff;
  display: flex;
  align-items: baseline;
}
.logo span {
  font-size: 1.05rem;
  font-weight: 400;
  margin-left: 10px;
  color: #fff;
  letter-spacing: 1.5px;
}
.nav {
  display: flex;
  gap: 2rem;
}

.nav-dropdown {
  position: relative;
  display: inline-block;
}

.nav-drop-link {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s;
  cursor: pointer;
  padding: 8px 0;
}

.nav-drop-link:hover {
  color: #ff9900;
}

.dropdown-menu {
  position: absolute;
  top: 170%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 0, 0, 0.95);
  min-width: 128px;
  padding: 10px 0;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align:center;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: #ccc;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.2s;
  white-space: nowrap;
}

.dropdown-menu a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #ff9900;
  padding-left: 25px;
}

.nav a {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s;
}
.nav a:hover {
  color: #ff9900;
}
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  background: rgba(0,0,0,0.4);
  border-radius: 50%;
  font-size: 1.35rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-sidebar {
  display: none;
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100vh;
  background: rgba(10,10,10,0.97);
  box-shadow: -8px 0 32px rgba(0,0,0,0.45);
  z-index: 100;
  padding: 28px 18px;
  transition: right 0.25s ease;
}
.mobile-sidebar.open {
  right: 0;
}
@media (max-width: 900px) {
  .mobile-sidebar {
    display: block;
  }
}
.mobile-sidebar .mobile-close {
  display: block;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.4);
  background: transparent;
  color: #fff;
  border-radius: 50%;
  text-align: center;
  line-height: 34px;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  cursor: pointer;
}
.mobile-sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.mobile-sidebar nav a {
  color: #fff;
  text-decoration: none;
  font-size: 1.1rem;
  padding: 0.7rem 0.8rem;
  border-radius: 6px;
  transition: background 0.2s;
}

.mobile-sidebar nav a:hover {
  background: rgba(255,255,255,0.1);
}

/* 移动端下拉菜单 */
.mobile-dropdown {
  margin-bottom: 0.5rem;
}

.mobile-drop-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0.8rem;
  cursor: pointer;
  color: #fff;
  font-size: 1.1rem;
  border-radius: 6px;
  transition: background 0.2s;
}

.mobile-drop-title:hover {
  background: rgba(255,255,255,0.1);
}

.dropdown-arrow {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

.mobile-dropdown-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding-left: 1rem;
}

.mobile-dropdown-content a {
  display: block;
  padding: 0.6rem 0.8rem;
  color: #ccc;
  text-decoration: none;
  font-size: 1rem;
  border-radius: 6px;
  transition: all 0.2s;
}

.mobile-dropdown-content a:hover {
  background: rgba(255,255,255,0.08);
  color: #ff9900;
}

.mobile-extra {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-phone {
  color: #ff9900 !important;
  font-weight: bold;
  font-size: 1.15rem !important;
  background: rgba(255,153,0,0.1) !important;
  text-align: center;
  padding: 0.9rem 0.8rem !important;
}

.mobile-phone:hover {
  background: rgba(255,153,0,0.2) !important;
}

.mobile-consult {
  color: #fff !important;
  font-size: 1.1rem !important;
  background: rgba(255,255,255,0.1) !important;
  text-align: center;
  padding: 0.9rem 0.8rem !important;
  border-radius: 6px;
  transition: background 0.2s;
}

.mobile-consult:hover {
  background: rgba(255,255,255,0.18) !important;
}

.mobile-search {
  color: #fff !important;
  font-size: 1.05rem !important;
  background: rgba(255,255,255,0.1) !important;
  text-align: center;
  padding: 0.85rem 0.8rem !important;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.mobile-search:hover {
  background: rgba(255,255,255,0.18) !important;
}

/* Banner2 自适应样式 */
.banner2-container {
  width: 100%;
  position: relative;
  overflow: hidden;
  background: #1a1a1a;
}

.banner2-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.banner2-slides {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  width: 100%;
}

.banner2-slide {
  min-width: 100%;
  position: relative;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.banner2-slide.active {
  opacity: 1;
}

.banner2-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-width: 100%;
}

/* 左右箭头 */
.banner2-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  width: 50px;
  height: 50px;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 10;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
}

.banner2-arrow:hover {
  background: rgba(255, 153, 0, 0.8);
  transform: translateY(-50%) scale(1.1);
}

.banner2-prev {
  left: 20px;
}

.banner2-next {
  right: 20px;
}

/* 指示器 */
.banner2-dots {
  position: absolute;
  bottom: 61px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.banner2-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.banner2-dot:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: scale(1.2);
}

.banner2-dot.active {
  background: #ff9900;
  border-color: #fff;
  transform: scale(1.2);
}

@media (max-width: 1200px) {
  .banner2-img {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .banner2-img {
    width: 100%;
  }
  
  /* 移动端轮播优化 */
  .banner2-arrow {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  
  .banner2-prev {
    left: 10px;
  }
  
  .banner2-next {
    right: 10px;
  }
  
  .banner2-dots {
    bottom: 15px;
  }
  
  .banner2-dot {
    width: 10px;
    height: 10px;
    gap: 8px;
  }
}
.mobile-mask {
  display: none;
  position: fixed;
  inset: 0;
  backdrop-filter: blur(1px);
  background: rgba(0,0,0,0.36);
  z-index: 90;
}
.mobile-mask.visible {
  display: block;
}


.banner {
  position: relative;
  width: 100%;
  min-height: 100vh;
  height: 100vh;
  background: url('../image/banner.jpg') top center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 25px 16px;
  max-width: 800px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.banner-title {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 200px;
  display: block;
  object-fit: contain;
  margin: 0 auto 18px auto;
}


.banner-bg {
  position: absolute;
  inset: 0;

  z-index: 1;
}
.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 20px 16px;
  max-width: 780px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: auto;
}
.banner-title {
  width: auto;
  max-width: 90%;
  height: auto;
  display: block;
  margin: 0 auto 14px auto;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.banner-link {
  text-decoration: none;
  color: inherit;
  display: inline-block;
  cursor: pointer;
}

.banner-link:hover .banner-title {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.banner-link:hover .banner-sub {
  color: #ff9900;
  transform: translateY(-3px);
  transition: all 0.3s ease;
}

.banner-link:hover .banner-desc {
  color: #ffcc00;
  transform: translateY(-2px);
  transition: all 0.3s ease;
}


.banner-sub {
  font-size: 1.48rem;
  padding-bottom: 1rem;
  margin-bottom: 1.4rem;
  letter-spacing: 14px;
  color: #fff;
  font-weight: 500;
  text-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.banner-desc {
  font-size: 1.08rem;
  margin-bottom: 1.7rem;
  color: #eee;
  line-height: 2.6;
  text-shadow: 0 1px 8px rgba(0,0,0,0.10);
}
.banner-btn {
  position: relative;
  display: inline-block;
  width: 180px;
  height: 40px;
  line-height: 40px;
  background: transparent;
  color: #fff;
  border: none;
  border-radius: 0;
  font-size: 1.1rem;
  text-decoration: none;
  font-weight: 400;
  letter-spacing: 1px;
  transition: all 0.2s ease-out;
  text-align: center;
  left: 0;
}

.banner-btn .btn-line {
  position: absolute;
  left: -30px;
  top: 50%;
  transform: translateY(-50%);
  width: 25px;
  height: 2px;
  background: #fff;
  transition: all 0.15s ease;
}

.banner-btn .btn-text {
  position: relative;
  z-index: 2;
}

.banner-btn .btn-border-top,
.banner-btn .btn-border-right,
.banner-btn .btn-border-bottom,
.banner-btn .btn-border-left {
  position: absolute;
  background: #fff;
  transition: all 0.15s ease;
}

.banner-btn .btn-border-top {
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
}

.banner-btn .btn-border-right {
  top: 0;
  right: 0;
  width: 2px;
  height: 0;
}

.banner-btn .btn-border-bottom {
  bottom: 0;
  right: 0;
  width: 0;
  height: 2px;
}

.banner-btn .btn-border-left {
  bottom: 0;
  left: 0;
  width: 2px;
  height: 0;
}

.banner-btn:hover {
  border: none;
  background: transparent;
  left: -35px;
}

.banner-btn:hover .btn-line {
  opacity: 0;
  transform: translateY(-50%) translateX(-20px);
}

.banner-btn:hover .btn-border-top {
  width: 100%;
  transition-delay: 0s;
}

.banner-btn:hover .btn-border-right {
  height: 100%;
  transition-delay: 0.15s;
}

.banner-btn:hover .btn-border-bottom {
  width: 100%;
  transition-delay: 0.3s;
}

.banner-btn:hover .btn-border-left {
  height: 100%;
  transition-delay: 0.45s;
}

.philosophy {
  background: url('../image/banner2.jpg') center/cover no-repeat, #1a1a1a;
  height: 100vh;
  min-height: 100vh;
  padding: 0;
  text-align: center;
  margin-top: -2px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.philosophy::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 0;
}
.philosophy > .container {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.philosophy-quote {
  position: relative;
  font-size: 1.7rem;

  color: #fff;
  margin-bottom: 2.2rem;
  line-height: 3.3;
  padding: 0 2em;
  text-align: right;
  max-width: 600px;
  margin-left: auto;
  margin-right: 17rem;
  letter-spacing: 3px;
}
.philosophy-quote::before {
 content: '“';
  font-size: 3.5rem;
  color: #ffffff;
  font-family: serif;
  position: absolute;
  right: 17rem;
  top: -0.7em;
  opacity: 0.7;
}
.philosophy-quote::after {
  content: '”';
  font-size: 3.5rem;
  color: #ffffff;
  font-family: serif;
  position: absolute;
  right: -0.7em;
  bottom: -2.5em;
  opacity: 0.7;
}
.philosophy-author {
  font-size: 1.4rem;
  color: #ffffff;

  letter-spacing: 6px;
  margin-top: 3.5rem;
  margin-right: -39%;
}

.brands {
  background: #000;
  padding: 60px 0;
  overflow: hidden;
}

.brands-wrapper {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.brands-track {
  display: flex;
  gap: 0;
  animation: scrollBrands 30s linear infinite;
}

.brands-track:hover {
  animation-play-state: paused;
}

@keyframes scrollBrands {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-100%);
  }
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2rem;
  flex-shrink: 0;
  width: max-content;
}

.brand-item {
  display: flex;
  align-items: center;
  justify-content: center;

  padding: 2rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.brand-item:hover {
 
  transform: translateY(-5px);
}

.brand-item img {
  width: 100%;
  max-width: 200px;
  height: auto;
  max-height: 120px;
  object-fit: contain;
  filter: grayscale(1) brightness(1.2);
  opacity: 0.85;
  transition: all 0.3s ease;
}

.brand-item img:hover {
  filter: none;
  opacity: 1;
}
/* 团队展示区 */
.team {
  padding: 60px 0;
  background: #fff;
  overflow-x: hidden;
}

.team-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.team-card {
  width: 100%;
  background: #f8f8f8;
  /* border-radius: 8px; */
  overflow: hidden;
  transition: all 0.3s ease;
}

.team-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  transform: translateY(-5px);
}

.team-link {
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.team-link:hover h4 {
  color: #ff9900;
  transform: translateX(5px);
  transition: all 0.3s ease;
}

.team-link:hover p {
  color: #fff;
  transform: translateX(5px);
  transition: all 0.3s ease 0.1s;
}

.team-card-inner {
  display: flex;
  align-items: center;
  gap: 30px;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.team-img {
  flex: 0 0 40%;
  max-width: 600px;
  flex-shrink: 0;
  width: 100%;
}

.team-img img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.team-info {
  flex: 1;
  padding: 10px 0;
  min-width: 0;
  overflow: hidden;
}

.team-info h4 {
  margin: 0 0 15px;
  font-size: 20px;
  color: #333;
  font-weight: 600;
}

.team-info p {
  margin: 0;
  font-size: 15px;
  color: #666;
  line-height: 1.8;
}

/* 移动端适配 - 上下布局 */
@media (max-width: 768px) {
  .team-card-inner {
    flex-direction: column;
    gap: 15px;
  }
  
  .team-img {
    flex: 0 0 100%;
    max-width: 100%;
  }
  
  .team-img img {
    height: 180px;
  }
  
  .team-info {
    padding: 10px 0 0;
  }
}
.cases {
  background: #000/* 团队展示区 */
}
.cases-grid {
  column-count: 2;
  column-gap: 2rem;
  max-width: 100%;
  max-width: 100%;
}
.case-card {
  background: #181818;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  break-inside: avoid;
  page-break-inside: avoid;
  margin-bottom: 2rem;
  display: inline-block;
  width: 100%;
  transform: translateY(-6px) scale(1.03);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-link {
  text-decoration: none !important;
  color: inherit;
  display: block;
  height: 100%;
}

.case-card:hover {
  background: #fff;
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.case-card:hover .case-link {
  color: #000;
}

.case-card:hover .case-corner {
  border-color: #000;
}

.case-card:hover img {
  border-bottom-color: #ddd;
}

.case-card:hover .case-info h3 {
  color: #ff9900;
}

.case-card:hover .case-info p {
  color: #333;
}

.case-link:hover h3 {
  color: #ff9900;
  transform: translateX(5px);
  transition: all 0.3s ease;
}

.case-link:hover p {
  color: #333;
  transform: translateX(5px);
  transition: all 0.3s ease 0.1s;
}
.case-card img {
  width: 100%;
  height: auto;
  display: block;
  border-bottom: 1px solid #222;
}
.case-info {
  padding: 1.3rem 2.2rem 1.1rem 2.2rem;
  position: relative;
}

.case-corner {
  position: absolute;
  top: 10px;
  right: 15px;
  width: 30px;
  height: 30px;
  border-top: 2px solid rgb(255 255 255);
  border-right: 2px solid rgb(255 255 255);
  transition: transform 0.4s ease;
}

.case-card:hover .case-corner {
  transform: rotate(180deg);
}
.case-info h3 {
  font-size: 1.7rem;
  margin: 0 0 0.6rem 0;
  font-weight: 400;
  color: #fff;
  letter-spacing: 2px;
  transition: color 0.3s ease;
}
.case-info p {
  font-size: 1rem;
  color: #ccc;
  margin: 0;
  line-height: 1.7;
  transition: color 0.3s ease;
}

.team {
  background: #000;

  padding: 40px 0 30px 0;
}
.team-list {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.team-card {
  background: #222;
  /* border-radius: 10px; */
  overflow: hidden;
  width: 100%;
  box-shadow: 0 2px 10px rgba(0,0,0,0.10);
}
.team-card img {
  width: 100%;
  aspect-ratio: 16/6;
  object-fit: cover;
  border-bottom: 1px solid #222;
}
.team-info {
  padding: 1.1rem 1rem 1rem 1rem;
}
.team-info h4 {
  margin: 0 0 0.5rem 0;
  font-size: 1.7rem;
  font-weight: 700;
  color: #fff;
}
.team-info p {
  margin: 0;
  color: #bbb;
  font-size: 0.98rem;
  line-height: 1.6;
}

.footer {
  background: #000;
  color: #fff;
  padding: 0 0 0 0;
  font-size: 0.95rem;
}

.footer-top-border {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.3);
  margin-bottom: 40px;
}

.footer-main {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 1px solid #222;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-qrcode-group {
  display: flex;
  
}

.qrcode-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

.qrcode-item img {
  width: 120px;
  height: 120px;
  border-radius: 12px;
  object-fit: contain;
}

.qrcode-item span {
  font-size: 0.85rem;
  color: #ccc;
  line-height: 1.4;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.3rem;
  font-weight: bold;
  color: #fff;
}

.phone-icon {
  font-size: 1.4rem;
}

.contact-address {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: #ccc;
}

.address-icon {
  font-size: 1.1rem;
}

.footer-services {
  display: flex;
 
  flex: 1;
  justify-content: flex-end;
  margin-left: 4rem;
}

.service-column {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  min-width: 140px;
}

.service-column h4 {
  font-size: 1.1rem;
  font-weight: bold;
  color: #fff;
  margin: 0 0 0.3rem 0;
}

.service-column .service-en {
  font-size: 0.75rem;
  color: #888;
  margin-bottom: 0.5rem;
}

.service-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-column ul li {
  color: #ccc;
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s;
}

.service-column ul li:hover {
  color: #fff;
}

.footer-qrcode {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.footer-qrcode img {
  width: 80px;
  border-radius: 8px;
  background: #000;
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.10);
}

.footer-contact-old {
  margin-top: 10px;
  color: #ff9900;
  font-weight: bold;
  display: flex;
  flex-direction: column;
  gap: 0.3em;
}

.footer-nav-old {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 10px;
  color: #fff;
  font-weight: 500;
  letter-spacing: 1.2px;
}
.footer-copy {
  text-align: center;
  color: #555;
  padding: 18px 0 10px 0;
  font-size: 0.9rem;
}

/* 响应式适配 */
@media (max-width: 900px) {
  .nav {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-right {
    display: flex !important;
    margin-left: auto;
  }
  .phone-link {
    display: none;
  }
  .consult-link {
    display: none;
  }
  .divider {
    display: none;
  }
  .search-icon {
    display: none;
  }
  .search-container {
    display: none;
  }
  .mobile-search-box {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    padding: 12px 16px;
    z-index: 1001;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
  }
  .mobile-search-box.active {
    transform: translateY(0);
    display: flex;
  }
  .mobile-search-box .search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 8px 12px;
    font-size: 1rem;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    color: #333;
  }
  .mobile-search-box .search-close {
    background: transparent;
    border: none;
    color: #666;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  /* 移动端下拉菜单优化 */
  .mobile-drop-title {
    user-select: none;
  }
  
  .mobile-dropdown-content a {
    padding-left: 1.5rem;
  }
  .philosophy {
    height: auto;
    min-height: auto;
    padding: 60px 0;
  }
  .philosophy-quote {
    font-size: 1.2rem;
    padding: 0 2rem;
    margin: 0 auto 1.5rem auto;
    text-align: center;
    line-height: 2.2;
    letter-spacing: 1.5px;
  }
  .philosophy-quote::before {
    position: static;
    display: inline;
    font-size: 2rem;
    margin-right: 0.3rem;
  }
  .philosophy-quote::after {
    position: static;
    display: inline;
    font-size: 2rem;
    margin-left: 0.3rem;
  }
  .philosophy-author {
    font-size: 1.1rem;
    letter-spacing: 3px;
    margin-top: 2rem;
    margin-right: 0;
  }
  .footer-top-line {
    flex-direction: column;
    gap: 2rem;
  }
  .footer-left {
    width: 100%;
  }
  .footer-services {
    display: none;
  }
  .brands-grid {
    grid-template-columns: repeat(7, 1fr);
    gap: 1rem;
  }
  .brand-item {
    padding: 1.5rem 0.5rem;
  }
  .brand-item img {
    max-width: 120px;
    max-height: 80px;
  }
  .footer-qrcode-group {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
  }
  .footer-services {
    width: 100%;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
  }
  .service-column {
    min-width: 120px;
    flex: 1 1 120px;
  }
  .banner-title {
    font-size: 2.1rem;
  }
  .cases-grid {
    column-count: 1;
    column-gap: 1.5rem;
  }
  
  .case-card {
    margin-bottom: 1.5rem;
  }
  
  .case-info {
    padding: 1rem 1.5rem 0.9rem 1.5rem;
  }
  
  .case-info h3 {
    font-size: 1.4rem;
  }
  
  .case-info p {
    font-size: 0.95rem;
  }
  .team-list {
    flex-direction: column;
    align-items: center;
  }
  
  .mobile-sidebar {
    right: -100%;
    width: 280px;
  }
  .mobile-sidebar.open {
    right: 0;
    top:4%;
  }
}
@media (max-width: 600px) {
  .container {
    width: 98%;
    padding: 0 4px;
  }
  .nav-container {
    height: 60px;
    padding: 0 10px;
  }
  .logo {
    font-size: 1.6rem;
  }
  .logo span {
    font-size: 0.85rem;
  }
  .nav-right {
    gap: 1rem;
  }
  .phone {
    font-size: 0.95rem;
  }
  .search-icon {
    font-size: 1.1rem;
  }
  .nav-toggle {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  .banner {
    height: 65vh;
    min-height: 65vh;
  }
  .banner-title {
    font-size: 1.1rem;
    letter-spacing: 1px;
  }
  .banner-sub {
    font-size: 0.95rem;
    letter-spacing: 2px;
  }
  .brands-grid {
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
  }
  .brand-item {
    padding: 1rem 0.3rem;
  }
  .brand-item img {
    max-width: 100px;
    max-height: 60px;
  }
  .brands-list img {
    height: 28px;
  }
  .brands-list {
    flex-wrap: wrap;
    animation: none;
    width: auto;
    transform: none;
    transition: none;
  }
  .brands-dots {
    display: none;
  }
  .case-card img {
    width: 100%;
    height: auto;
    display: block;
    border-bottom: 1px solid #222;
  }
  
  /* 移动端案例卡片优化 */
  .case-card {
    transform: none;
  }
  
  .case-card:hover {
    transform: translateY(-3px);
  }
  
  .case-corner {
    width: 24px;
    height: 24px;
    top: 8px;
    right: 12px;
  }
  .footer-qrcode-group {
    gap: 1rem;
  }
  .qrcode-item img {
    width: 70px;
    height: 70px;
  }
  .qrcode-item span {
    font-size: 0.8rem;
  }
  .contact-phone {
    font-size: 1.2rem;
  }
  .contact-address {
    font-size: 0.9rem;
  }
  .footer-services {
    gap: 1.5rem;
  }
  .service-column {
    min-width: 100px;
    flex: 1 1 100px;
    gap: 0.1rem;
  }
  .service-column h4 {
    font-size: 1rem;
  }
  .service-column .service-en {
    font-size: 0.7rem;
  }
  .service-column ul li {
    font-size: 0.85rem;
  }
  .philosophy-quote {
    font-size: 1rem;
    padding: 0 0.1em;
  }
  .banner-content {
    padding: 40px 10px;
  }
  .philosophy {
    height: 50vh;
    min-height: 50vh;
  }
}


.animate-in {
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 1s forwards;
}
.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.3s; }
.animate-in:nth-child(3) { animation-delay: 0.5s; }
.animate-in:nth-child(4) { animation-delay: 0.7s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: none;
  }
}

/* 分页样式 */
.pagination-container {
  width: 100%;
  padding: 40px 0;
  text-align: center;
  background: #000;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  display: inline-block;
  min-width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 1rem;
  color: #fff;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.pagination a:hover {
  color: #ff9900;
}

.pagination span.current {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  min-width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  color: #fff;
  cursor: default;
}

.pagination a {
  border-radius: 50%;
}

@media (max-width: 768px) {
  .pagination {
    gap: 8px;
  }
  
  .pagination a,
  .pagination span {
    min-width: 32px;
    height: 32px;
    line-height: 32px;
    font-size: 0.9rem;
  }
}

/* 品牌介绍区 */
.about-brand {
  background: #000;
  padding: 80px 0;
}

.brand-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: flex-start;
}

.brand-image-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand-images {
  display: grid;
  grid-template-columns: 1fr;
  gap: 15px;
}

.brand-images img {
  width: 100%;
  height: auto;
  min-height: 400px;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.brand-images img:hover {
  transform: scale(1.05);
}

.brand-text {
  padding: 20px 0;
}

.brand-text-content p {
  font-size: 1rem;
  line-height: 2.2;
  color: #fff;
  margin-bottom: 1.5rem;
  text-align: justify;
}

.explore-btn {
  display: inline-block;
  padding: 12px 30px;
  border: 1px solid #fff;
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 1px;
  transition: all 0.3s;
  margin-top: 20px;
}

.explore-btn:hover {
  background: #fff;
  color: #000;
}

/* 特色服务区 */
.features-section {
  background: #000;
  padding: 60px 0 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-bottom: 60px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 30px;
}

.feature-icon {
  flex: 0 0 80px;
}

.feature-icon img {
  width: 80px;
  height: 80px;
  object-fit: contain;
}

.feature-content h3 {
  font-size: 1.8rem;
  color: #fff;
  margin: 0 15px 0 0;
  font-weight: 600;
  white-space: nowrap;
}

.feature-content p {
  font-size: 1.1rem;
  color: #ccc;
  line-height: 1.8;
  margin: 0;
  display: inline-block;
}

.feature-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.feature-desc p {
  margin-bottom: 10px;
}

.features-illustration {
  width: 100%;
  margin-top: 40px;
}

.illustration-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

/* 移动端适配 */
@media (max-width: 900px) {
  .about-brand {
    padding: 60px 0;
  }
  
  .brand-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .brand-logo {
    text-align: center;
  }
  
  .brand-images img {
    min-height: 300px;
  }
  
  .features-section {
    padding: 40px 0 0 0;
  }
  
  .feature-item {
    gap: 20px;
  }
  
  .feature-icon {
    flex: 0 0 60px;
  }
  
  .feature-icon img {
    width: 60px;
    height: 60px;
  }
  
  .feature-content h3 {
    font-size: 1.4rem;
  }
  
  .feature-content p {
    font-size: 1rem;
  }
}

@media (max-width: 600px) {
  .about-brand {
    padding: 40px 0;
  }
  
  .brand-images {
    grid-template-columns: 1fr;
  }
  
  .brand-images img {
    min-height: 250px;
  }
  
  .brand-text-content p {
    font-size: 0.95rem;
    line-height: 2;
  }
  
  .features-list {
    gap: 30px;
  }
  
  .feature-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 15px;
  }
  
  .feature-icon {
    flex: 0 0 auto;
  }
  
  .feature-icon img {
    width: 70px;
    height: 70px;
  }
  
  .feature-content h3 {
    font-size: 1.3rem;
  }
  
  .feature-content p {
    font-size: 0.95rem;
  }
  
  .features-illustration {
    margin-top: 30px;
  }
}

/* 内容页样式 */
.content-section {
  background: #000;
  padding: 60px 0;
  min-height: 80vh;
}

.content-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: 40px;
}

.article-title {
  font-size: 2.5rem;
  color: #fff;
  margin: 0 0 20px 0;
  font-weight: 600;
  line-height: 1.4;
}

.article-meta {
  display: flex;
  gap: 20px;
  align-items: center;
}

.article-meta span {
  color: #999;
  font-size: 0.95rem;
}

.article-category {
  padding: 4px 12px;
  border: 1px solid #666;
  border-radius: 4px;
  color: #ccc;
}

.article-cover {
  margin-bottom: 40px;
  border-radius: 8px;
  overflow: hidden;
}

.article-cover img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.article-content {
  color: #ccc;
  font-size: 1.05rem;
  line-height: 2;
}

.article-content p {
  margin-bottom: 1.5rem;
  text-align: justify;
}

.article-content h2 {
  font-size: 1.8rem;
  color: #fff;
  margin: 2.5rem 0 1.5rem 0;
  font-weight: 600;
}

.article-tags {
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.tag-label {
  color: #999;
  font-size: 0.95rem;
}

.tag-item {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.05);
  color: #ccc;
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: 4px;
  transition: all 0.3s;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tag-item:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
}

/* 移动端适配 */
@media (max-width: 900px) {
  .content-section {
    padding: 40px 0;
  }
  
  .article-title {
    font-size: 1.8rem;
  }
  
  .article-content h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 600px) {
  .article-title {
    font-size: 1.5rem;
  }
  
  .article-meta {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  
  .article-content {
    font-size: 1rem;
    line-height: 1.8;
  }
  
  .article-content h2 {
    font-size: 1.3rem;
  }
  
  .article-tags {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}
@media (max-width: 767px) {
  .banner-desc{
    font-size: 0.8rem;
    margin-bottom: 1.2rem;
  }
}