.hero-section {
    position: relative;
    min-height: calc(100vh - 4rem);
    min-height: calc(100svh - 4rem);
    overflow: hidden;
    color: #055BB1;
    background: url("../images/xt/bg.jpg") no-repeat center center;
    background-size: cover;
}

.hero-section::after {
    content: none;
}

.hero-shell {
    position: relative;
    z-index: 1;
    width: min(1280px, calc(100% - 64px));
    min-height: calc(100vh - 4rem);
    min-height: calc(100svh - 4rem);
    margin: 0 auto;
    padding: clamp(28px, 4.5vh, 48px) 0 clamp(34px, 5vh, 58px);
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    grid-template-rows: 1fr auto;
    gap: 34px 56px;
    align-items: center;
}

.hero-copy,
.hero-visual {
    transform: translateY(-68px);
}

.hero-copy {
    max-width: 680px;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    color: #0876d6;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0;
}

.hero-kicker::before {
    content: "";
    width: 42px;
    height: 2px;
    background: linear-gradient(90deg, #0d8dff, rgba(13, 141, 255, 0));
}

.hero-copy h1 {
    margin: 0;
    color: #054f9d;
    max-width: min(100%, 20em);
    font-size: clamp(34px, 3vw, 38px);
    line-height: 1.18;
    font-weight: 900;
    letter-spacing: 0;
    white-space: normal;
    text-wrap: balance;
}

.page-solutions-park .hero-copy h1 {
    max-width: 12em;
    white-space: normal;
    text-wrap: balance;
}

.hero-copy p {
    max-width: 560px;
    margin: 24px 0 0;
    color: #234865;
    font-size: clamp(18px, 1.6vw, 22px);
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.hero-btn:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

.hero-btn-primary {
    color: #ffffff;
    background: linear-gradient(135deg, #075bb1, #19a7ff);
    box-shadow: 0 14px 30px rgba(7, 91, 177, 0.24);
}

.hero-btn-secondary {
    color: #075bb1;
    border: 1px solid rgba(7, 91, 177, 0.24);
    background: rgba(255, 255, 255, 0.68);
}

.page-solutions-building .hero-metrics,
.page-production-tingche .hero-metrics {
    grid-template-columns: repeat(4, minmax(170px, 1fr));
    width: min(760px, calc(100vw - 64px));
    max-width: none;
}

.page-solutions-building .hero-metric,
.page-production-tingche .hero-metric {
    padding-right: 18px;
    padding-left: 18px;
}

.page-solutions-building .hero-metric strong,
.page-solutions-building .hero-metric span,
.page-production-tingche .hero-metric strong,
.page-production-tingche .hero-metric span {
    white-space: nowrap;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual img {
    width: min(84%, 500px);
    height: auto;
    display: block;
    filter: drop-shadow(0 24px 48px rgba(5, 42, 93, 0.16));
}

.page-production-tingche .hero-visual img {
    width: min(92%, 560px);
    border-radius: 8px;
}

.hero-capabilities {
    grid-column: 1 / -1;
    transform: translateY(-74px);
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0;
    margin: 0;
    padding: 12px;
    border: 1px solid rgba(7, 91, 177, 0.12);
    border-radius: 8px;
    list-style: none;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 20px 46px rgba(15, 48, 88, 0.09);
    backdrop-filter: blur(12px);
}

.hero-capabilities li {
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-right: 1px solid rgba(7, 91, 177, 0.1);
    color: #123f68;
    font-size: 16px;
    font-weight: 800;
    white-space: nowrap;
}

.hero-capabilities li:last-child {
    border-right: 0;
}

.hero-capabilities i {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: #075bb1;
    background: rgba(13, 110, 253, 0.08);
    font-size: 17px;
}
  
  .header-content {
    padding: 20px;
  }
  
  .hero-image {
    max-width: 100%;
    height: auto;
    max-height: 500px;
  }

@media (max-width: 1199.98px) and (min-width: 992px) {
    .page-solutions-building .hero-metrics,
    .page-production-tingche .hero-metrics {
      grid-template-columns: repeat(2, minmax(220px, 1fr));
      width: min(560px, 100%);
    }
  }
  
  /* 中等屏幕 (平板) */
  @media (max-width: 991.98px) {
    .hero-section {
      min-height: auto;
      text-align: center;
    }

    .hero-shell {
      width: min(760px, calc(100% - 40px));
      min-height: auto;
      padding: 56px 0 46px;
      grid-template-columns: 1fr;
      grid-template-rows: auto;
      gap: 32px;
    }

    .hero-copy {
      max-width: none;
      transform: none;
    }

    .hero-copy h1 {
      white-space: normal;
      text-wrap: balance;
    }

    .hero-kicker {
      justify-content: center;
    }

    .hero-copy p {
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      justify-content: center;
    }

    .page-solutions-building .hero-metrics,
    .page-production-tingche .hero-metrics {
      grid-template-columns: repeat(2, minmax(220px, 1fr));
      width: min(560px, 100%);
      margin-right: auto;
      margin-left: auto;
    }

    .hero-visual img {
      width: min(82%, 520px);
    }

    .hero-visual {
      transform: none;
    }

    .hero-capabilities {
      transform: none;
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .hero-capabilities li:nth-child(3n) {
      border-right: 0;
    }
    
    .header-content {
      padding-top: 40px;
    }
    
    .hero-image {
      max-height: 400px;
      margin: 0 auto;
    }
  }
  
  /* 小屏幕 (手机) */
  @media (max-width: 767.98px) {
    .hero-section {
      min-height: auto;
    }

    .hero-shell {
      width: min(100% - 32px, 560px);
      padding: 44px 0 36px;
      gap: 26px;
    }

    .hero-copy h1 {
      font-size: clamp(32px, 9vw, 42px);
    }

    .hero-copy p {
      font-size: 17px;
      line-height: 1.7;
    }

    .hero-actions {
      gap: 10px;
    }

    .hero-btn {
      flex: 1 1 150px;
      min-height: 46px;
      padding: 0 16px;
    }

    .page-solutions-building .hero-metrics,
    .page-production-tingche .hero-metrics {
      grid-template-columns: 1fr;
      width: min(360px, 100%);
    }

    .hero-visual img {
      width: min(92%, 420px);
    }

    .hero-capabilities {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      padding: 0;
      border: 0;
      background: transparent;
      box-shadow: none;
      backdrop-filter: none;
    }

    .hero-capabilities li,
    .hero-capabilities li:nth-child(3n) {
      min-height: 58px;
      border: 1px solid rgba(7, 91, 177, 0.12);
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.72);
      box-shadow: 0 12px 28px rgba(15, 48, 88, 0.06);
      font-size: 15px;
    }
    
    h1.display-4 {
      font-size: 2.5rem;
    }
    
    p.lead {
      font-size: 1.1rem;
    }
    
    .hero-image {
      max-height: 300px;
    }
    
    .btn-lg {
      padding: 0.5rem 1rem;
      font-size: 1rem;
    }
  }
  
  /* 超小屏幕 */
  @media (max-width: 575.98px) {
    h1.display-4 {
      font-size: 2rem;
    }
    
    .hero-image {
      max-height: 250px;
    }
  }
.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #0d6efd;
}

.why-us {
    background-color: #e9ecef;
    padding: 50px 0;
}
.contact-section {
    background-color: #0d6efd;
    color: white;
    padding: 50px 0;
}

   /* 基础样式 */
   .element-tab-wrapper {
    position: relative;
}
.element-tab-nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    -ms-overflow-style: none;
    scrollbar-width: none;
    display: flex;
    justify-content: flex-start;
    padding-bottom: 5px;
}
.element-tab-nav::-webkit-scrollbar {
    display: none;
}

/* 卡片样式 */
.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}
.card {
    border-radius: 8px !important;
}
/* 卡片悬停效果 */
.hover-effect {
    transition: all 0.3s ease;
    border-radius: 0.5rem;
    cursor: pointer;
}
.hover-effect:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15) !important;
}

/* 卡片样式 */
.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}
.card {
    border-radius: 8px !important;
}

/* 小屏幕适配 */
@media (max-width: 767.98px) {
    .tab-content {
        padding: 0.5rem !important;
    }
    .icon-circle {
        width: 40px;
        height: 40px;
    }
    h5 {
        font-size: 0.9rem !important;
    }
    .card-body {
        padding: 1rem !important;
    }
}

/* 中等屏幕适配 */
@media (min-width: 768px) and (max-width: 991.98px) {
    .col-md-3 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}
    
    /* 功能模块图标样式 */
    .icon-circle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        background: #055BB1 !important;
        color: #fff !important;
    }
    /* .bg-primary-light {
        background-color: rgba(13, 110, 253, 0.1);
    }
    .bg-success-light {
        background-color: rgba(25, 135, 84, 0.1);
    }
    .bg-info-light {
        background-color: rgba(13, 202, 240, 0.1);
    }
    .bg-warning-light {
        background-color: rgba(255, 193, 7, 0.1);
    }
     */
    /* 响应式调整 */
    /* @media (max-width: 768px) {
        #elementTabNav .nav-link {
            padding: 8px 12px;
            font-size: 13px;
        }
        .icon-circle {
            width: 40px;
            height: 40px;
        }
    } */

    #why-us {
        position: relative;
        overflow: hidden;
    }
    #why-us:before {
        content: "";
        position: absolute;
        top: -50px;
        right: -50px;
        width: 200px;
        height: 200px;
        background-color: rgba(13, 110, 253, 0.05);
        border-radius: 50%;
        z-index: 0;
    }
    #why-us:after {
        content: "";
        position: absolute;
        bottom: -30px;
        left: -30px;
        width: 150px;
        height: 150px;
        background-color: rgba(25, 135, 84, 0.05);
        border-radius: 50%;
        z-index: 0;
    }
    #why-us .container {
        position: relative;
        z-index: 1;
    }
    
    /* 响应式调整 */
    @media (max-width: 992px) {
        #why-us .row {
            flex-direction: column-reverse;
        }
        #why-us img {
            max-width: 80%;
            margin: 0 auto;
            display: block;
        }
    }

    .pricing-text {
        padding: 0;
        margin: 0;
    }
    .pricing-text li {
        list-style: none;
        margin-bottom: 15px;
        line-height: 180%;
        font-size: 16px;
        color: #666;
        display: flex;
    }
    .pricing-text li .icon-text{
        background: #055BB1;
        color: #fff;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        text-align: center;
        line-height: 20px;
        font-size: 12px;
    }
    .btn.custom-primary:hover {
        background-color: #4877fb;
        color: #fff;
    }
    .btn.custom-primary {
        background-color: rgb(214 223 250);
        color: #4a78fb;
        padding: 12px 30px;
        border-radius: 30px;
        text-transform: uppercase;
        font-size: 14px;
        font-weight: 700;
        letter-spacing: .1rem;
    }
    .icon-xz {
        background: #055BB1;
        color: #fff;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        text-align: center;
        line-height: 20px;
        font-size: 12px;
        margin-top: 15px;
    }

      /* 添加动画过渡效果 */
  .transition-all {
    transition: all 0.3s ease;
  }
  
  
  /* 悬停时的阴影效果 */
  .shadow-hover:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
.jietu-box .card-title {
    margin-bottom: 0;
}

.jietu-box .card-img-top {
    aspect-ratio: 16 / 9;
}

.jietu-box .card-img-top img {
    width: 100%;
    height: 100% !important;
    object-fit: cover;
    object-position: center;
    display: block;
}

    /* 自定义卡片样式 */
    .jietu-box .card {
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        border-radius: 0.5rem;
        cursor: pointer;
    }
    .jietu-box .card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1) !important;
    }
    
.hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(180deg, rgba(5, 42, 93, 0.2), rgba(5, 42, 93, 0.78));
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 0.25rem;
}

.hover-effect:hover .hover-overlay {
    opacity: 1;
}

.overlay-content {
    padding: 1rem;
}

.overlay-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.overlay-text {
    margin-bottom: 0.75rem;
}

.learn-more {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    display: inline-block;
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}

.hover-effect:hover .learn-more {
    background-color: rgba(255, 255, 255, 0.3);
}

.card-body {
    transition: all 0.3s ease;
}
 .card-text {
    margin-bottom: 0;
 }