.main-wrap{
    background: linear-gradient(to bottom, #010f21, #3f4876);
}

 .cta_box{display: flex;gap:0px 50px;}.pdt-quote1-btn {
    /* 镂空基础：透明底 + 边框 */
    background: transparent;
    color: #dbb497;                 /* 文字用渐变主色 */
    border: 2px solid #dbb497;      /* 关键：描出边框 */
    padding: 10px 40px;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: none;               /* 去掉实心阴影 */
    position: relative;
}

/* 悬停恢复实心效果 */
.pdt-quote1-btn:hover {
    background: linear-gradient(to right, #dbb497, #d7b093);
    color: #fff;                    /* 文字反白 */
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
     transform: translateY(-2px);
}

    .production-capacity-section {
      width: 90%;
      display: flex;
      margin:50px auto;
      justify-content: flex-start;
      align-items: center;
      background: #fff;
      margin-left:8%;
    }

    .production-capacity-content {
      display: flex;
      align-items: flex-start;
      margin-left: 40px;
    }

    .capacity-title-group {
      position: relative;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      margin-right: -200px;
      margin-top:120px;
      z-index: 5;
      width: 30%;
    }

    .capacity-title {
      font-size: 2.2rem;
      font-weight: bold;
      margin-bottom: 14px;
      line-height: 1.5;
      position: relative;
      display: inline-block;
      color:#000;
    }

    .capacity-title::after {
      content: '\25B6'; 
      display: inline-block;
      color: #192643;
      font-size: 1.5rem;
      position: absolute;
      left: 115%;
      top: 50%;
      transform: translateY(-50%) translateX(12px);
    }

    .capacity-images {
      position: relative;
    }

    .capacity-collage {
      width: 100%;
      height: 100%;
      border-radius: 24px;
      object-fit: cover;
      opacity: 0;
      transform: translateY(50px) scale(0.98);
      transition:
        opacity 0.7s cubic-bezier(.38,.7,.32,1.06),
        transform 0.7s cubic-bezier(.38,.7,.32,1.06);
    }

    .capacity-collage.in-view {
      opacity: 1;
      transform: translateY(0) scale(1);
    }


.plt-cus-title-wrap, .rel-cus-title-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 30px;
}

.plt-cus-title, .rel-cus-title{
  font-size: 36px;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 18px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(.23,1.02,.65,1);
  text-align: center;
}

.plt-cus-title.inview,.rel-cus-title.inview {
  opacity: 1;
  transform: none;
}

.plt-cus-underline,.rel-cus-underline {
  width: 75px;
  height: 4px;
  background: none;
  border-radius: 2px;
  border-bottom: 4px solid #23395d;
  margin-top: 20px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(.23,1.02,.65,1), transform 0.7s cubic-bezier(.23,1.02,.65,1);
}
.plt-cus-subtitle{
  font-size:18px;
}
.plt-cus-title.inview + .plt-cus-underline,.rel-cus-title.inview +  .rel-cus-underline{
  opacity: 1;
  transform: none;
}

@media (max-width: 600px) {
  .plt-cus-title {
    font-size: 22px;
    margin-bottom: 12px;
  }
  .plt-cus-underline {
    width: 42px;
    height: 3px;
    border-bottom-width: 3px;
  }
}


        .plt-product-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 35px;
            padding:0px 10px;
            animation: plt-slideInRight 0.8s ease-out 0.4s both;
            max-width:1300px;
            margin:50px auto;
             opacity: 0;
        }

        .plt-product-grid.inview {
              opacity: 1;
              animation: plt-slideInRight 0.8s ease-out 0.4s both;
            }

              @keyframes plt-slideInRight {
            from {
                opacity: 0;
                transform: translateX(50px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }


        .plt-product-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            /*box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);*/
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-decoration: none;
            color: inherit;
            flex: 1 1 calc(33% - 20px);
            max-width: calc(33.333% - 20px);
        }

       

        .plt-product-card:hover {
            transform: translateY(-5px);
            /*box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);*/
        }

        .plt-product-image {
            width: 100%;
            background: linear-gradient(135deg, #e0e0e0 0%, #e0e0e0 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 10px;
            padding-bottom:50px;
            border-radius:0px 0px 15px 15px;
        }

        .plt-product-img {
            object-fit: contain;
            border-radius: 8px;
        }

      
        .rel-cus-title{
            margin-top:50px;
        }
    
   

        .plt-product-info {
            padding: 20px;
            width:90%;
            background:#fff;
            margin-top:-35px;
            z-index:999;
            border-radius:15px;
            border:2px solid #cfd0d5;
            position:relative;
        }

        .plt-product-title {
            font-size: 20px;
            font-weight: bold;
            margin-bottom: 15px;
            color: #333;
        }

        .plt-product-spec {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .plt-spec-info {
            flex: 1;
        }

        .plt-spec-label {
            font-size: 14px;
            color: #666;
            margin-bottom: 5px;
        }

        .plt-spec-value {
            font-size: 18px;
            font-weight: bold;
            color: #333;
        }

        .plt-arrow-btn {
            position: absolute;
            bottom: 20px;
            right: -15px;
            width: 30px;
            height: 30px;
            background: linear-gradient(to bottom, #3d4774, #021d40);
            border-radius: 25%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            opacity: 0.8;
            color: white;
            font-size: 32px;
            color:white;
        }

        .plt-arrow-btn:hover {
            background: #1a2d47;
        }

     

        
        @media (max-width: 768px) {
            .plt-container {
                padding: 15px;
            }

            .plt-category-card {
                padding: 15px;
                max-width: 150px;
            }

            .plt-category-title {
                font-size: 12px;
            }

            .plt-product-card {
                flex: 1 1 100%;
                min-width: auto;
            }

            .plt-product-title {
                font-size: 18px;
            }

            .plt-spec-value {
                font-size: 16px;
            }
            .plt-product-grid > .plt-product-card:nth-last-child(1):nth-child(odd) {
                max-width: none;
             }
        }

        @media (max-width: 480px) {
            .plt-category-card {
                max-width: 150px;
                padding: 12px;
            }

            .plt-product-spec {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }

            .plt-arrow-btn {
                align-self: flex-end;
            }
        }






 /* 入场动画 */
        @keyframes sdt-fadeInUp {
            from {
                opacity: 0;
                transform: translateY(50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes sdt-fadeInLeft {
            from {
                opacity: 0;
                transform: translateX(-50px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes sdt-fadeInRight {
            from {
                opacity: 0;
                transform: translateX(50px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes sdt-scaleIn {
            from {
                opacity: 0;
                transform: scale(0.8);
            }
            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        @keyframes sdt-float {
            0%, 100% {
                transform: translateY(0px);
            }
            50% {
                transform: translateY(-10px);
            }
        }

        @keyframes sdt-pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.7);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(255, 107, 53, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0);
            }
        }

        .sdt-container {
            margin: 1% auto;
            padding: 20px;
            width: 90%;
            padding-bottom: 65px;
        }

        .sdt-main-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            min-height: 80vh;
        }

        .sdt-left-section {
            border-radius: 20px;
            padding:10px 20px;
            backdrop-filter: blur(10px);
            animation: sdt-fadeInLeft 1s ease-out;
            transition: all 0.3s ease;
        }

        .sdt-left-section:hover {
            transform: translateY(-5px);
        }

        .sdt-production-image {
            width: 100%;
            height: auto;
            border-radius: 15px;
            margin-bottom: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
            animation: sdt-scaleIn 1.2s ease-out 0.3s both;
            border-bottom-right-radius:75px;
        }

        .sdt-production-image:hover {
            transform: scale(1.02);
        }

        .sdt-features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .sdt-feature-item {
            display: flex;
            align-items: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.9);
            animation: sdt-fadeInUp 0.8s ease-out both;
            transition: all 0.3s ease;
            padding: 10px;
            border-radius: 8px;
        }

        .sdt-feature-item:nth-child(1) { animation-delay: 0.6s; }
        .sdt-feature-item:nth-child(2) { animation-delay: 0.8s; }
        .sdt-feature-item:nth-child(3) { animation-delay: 1s; }
        .sdt-feature-item:nth-child(4) { animation-delay: 1.2s; }

        .sdt-feature-item:hover {
            transform: translateX(5px);
        }

        .sdt-feature-icon {
            width: 35px;
            height: 35px;
            margin-right: 5px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: white;
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .sdt-feature-icon i{
            font-size:25px;
        }


        .sdt-right-section {
            padding: 20px;
            animation: sdt-fadeInRight 1s ease-out 0.2s both;
        }

        .sdt-title {
            font-size: 2.5rem;
            font-weight: bold;
            margin-bottom: 30px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            animation: sdt-fadeInUp 1s ease-out 0.4s both;
            -webkit-background-clip: text;
            background-clip: text;
            color:#fff;
        }

        .sdt-specs {
            margin-bottom: 40px;
            animation: sdt-fadeInUp 1s ease-out 0.6s both;
        }

        .sdt-spec-item {
            /*display: flex;*/
            margin-bottom: 15px;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            padding: 8px 0px;
            border-radius: 5px;
        }

        .sdt-spec-item:hover {
            /*transform: translateX(10px);*/
        }

        .sdt-spec-label {
            margin-right: 10px;
            min-width: 180px;
            color:#fff;
            font-weight: bold;
        }

        .sdt-spec-value {
            color: #fff;
        }

        .sdt-equipment-section h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            font-weight: 400;
            color:#fff;
            animation: sdt-fadeInUp 1s ease-out 0.8s both;
        }

        .sdt-flow-diagram {
             width: 100%;
            max-width: 500px;
            height: auto;
            /*margin-bottom: 40px;*/
            border-radius: 10px;
            animation: sdt-scaleIn 1.2s ease-out 1s both;
            transition: all 0.3s ease; /* 重要：确保有过渡效果 */
            cursor: pointer; /* 添加手型光标提示用户可交互 */
        }


        .sdt-quote-section {
            position: relative;
            margin-top: 30px;
            animation: sdt-fadeInUp 1s ease-out 1.2s both;
        }

        .sdt-quote-button {
            background: linear-gradient(45deg, #FF6B35, #F7931E);
            border: none;
            padding: 15px 40px;
            border-radius: 50px;
            color: white;
            font-size: 1.2rem;
            font-weight: bold;
            cursor: pointer;
            box-shadow: 0 5px 20px rgba(255, 107, 53, 0.4);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            animation: sdt-pulse 2s infinite;
        }

        .sdt-quote-button:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 10px 30px rgba(255, 107, 53, 0.6);
            animation: sdt-float 2s ease-in-out infinite;
        }

        .sdt-quote-button:active {
            transform: translateY(-1px) scale(1.02);
        }

        .sdt-quote-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.5s;
        }

        .sdt-quote-button:hover::before {
            left: 100%;
        }

        .sdt-avatar {
            position: absolute;
            left: -25px;
            top: 50%;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            border: 3px solid white;
            object-fit: cover;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
            animation: sdt-float 3s ease-in-out infinite;
        }

        .sdt-quote-button:hover .sdt-avatar {
            transform: translateY(-50%) scale(1.1);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .sdt-main-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .sdt-title {
                font-size: 2rem;
            }

            .sdt-features-grid {
                grid-template-columns: 1fr;
            }

            .sdt-spec-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .sdt-spec-label {
                min-width: auto;
                margin-bottom: 5px;
            }

            .sdt-quote-button {
                padding: 12px 35px;
                font-size: 1rem;
            }

            .sdt-avatar {
                width: 40px;
                height: 40px;
                left: -20px;
            }
        }

        @media (max-width: 480px) {
            .sdt-container {
                padding: 15px;
            }

            .sdt-left-section {
                padding: 20px;
            }

            .sdt-title {
                font-size: 1.8rem;
            }

            .sdt-quote-button {
                padding: 10px 30px;
                font-size: 0.9rem;
            }
        }


         .pdt-quote-section {
            display: flex;
            align-items: center;
            opacity: 0;
            transform: translateY(30px);
            animation: pdt-slideInUp 0.8s ease-out 1.6s forwards;
            position: relative;
            /*margin-top: 35px;*/
            margin-left: 25px;
        }


        .pdt-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            overflow: hidden;
            position: absolute;
            left: -20px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
            border: 3px solid rgba(255, 255, 255, 0.2);
            animation: avatarPulse 1s infinite 1s;

        }

        @keyframes avatarPulse {
            0%, 100% {
                transform: translateY(-50%) scale(1);
            }
            50% {
                transform: translateY(-50%) scale(1.05);
            }
        }

        .pdt-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .pdt-quote-btn {
            background: linear-gradient(to right, #dbb497, #d7b093);
            color: white;
            border: none;
            padding: 14px 60px 14px 100px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
            position: relative;
        }

        .pdt-quote-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(243, 156, 18, 0.4);
        }

            @keyframes pdt-slideInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }


    .sct-container {
      max-width: 1300px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .sct-overview {
      background: #fff;
      padding: 50px 0 0px;
      text-align: center;
    }

    .sct-overview-title {
      font-size: 2.2rem;
      font-weight: 700;
      color: #1a1a1a;
      margin-bottom: 50px;
      position: relative;
      text-align: center;
    }

    .sct-overview-title::after {
      content: '';
      position: absolute;
      bottom: -15px;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background: linear-gradient(to bottom, #001c3e 0%, #424c70 100%);
    }

    .sct-overview-content {
      margin: 0 auto;
      font-size: 1.1rem;
      line-height: 1.8;
      color: #666;
    }

    .sct-process {
      background: linear-gradient(to bottom, #010f21, #3f4876);
      padding: 80px 0;
      position: relative;
      overflow: hidden;
      margin-top:35px;
    }

    .sct-process::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.3);
      z-index: 1;
    }

    .sct-process-content {
      position: relative;
      z-index: 2;
    }

    .sct-process-title {
      font-size: 2.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 60px;
      text-align: center;
      position: relative;
    }

    .sct-process-title::after {
      content: '';
      position: absolute;
      bottom: -15px;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background: #fff;
    }

    .sct-flow-container {
      display: flex;
      align-items: center;
      gap: 60px;
    }

  

    .sct-flow-image img {
      max-width: 550px;
      height: auto;
      border-radius: 10px;
    }

    .sct-flow-steps {
      flex: 1;
    }

    .sct-step {
      backdrop-filter: blur(10px);
      border-radius: 12px;
      padding: 15px 25px;
      margin-bottom: 20px;
      position: relative;
      transition: all 0.3s ease;
    }

    .sct-step:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    }

    .sct-step:last-child {
      margin-bottom: 0;
    }

     .sct-step::after {
      content: '';
      position: absolute;
      bottom: -16px;
      left: 50%;
      transform: translateX(-50%);
      width: 0;
      height: 0;
      border-left: 8px solid transparent;
      border-right: 8px solid transparent;
      border-top: 12px solid rgba(255, 255, 255, 0.6);
      border-radius:2px;
    }


    .sct-step:last-child::after {
      display: none;
    }

    .sct-step-content {
      color: #fff;
      font-size: 1rem;
      line-height: 1.6;
    }

    .sct-step-number {
      display: inline-block;
      width: 30px;
      height: 30px;
      background: #e74c3c;
      color: #fff;
      border-radius: 50%;
      text-align: center;
      line-height: 30px;
      font-weight: 700;
      margin-right: 15px;
      font-size: 0.9rem;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
      .sct-overview {
        padding: 60px 0;
      }

      .sct-overview-title {
        font-size: 2rem;
      }

      .sct-overview-content {
        font-size: 1rem;
      }

      .sct-process {
        padding: 60px 0;
      }

      .sct-process-title {
        font-size: 2rem;
      }

      .sct-flow-container {
        flex-direction: column;
        gap: 40px;
      }

      .sct-flow-image {
        flex: none;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
      }

      .sct-step {
        padding: 20px;
      }

      .sct-step-content {
        font-size: 1rem;
      }
    }

    @media (max-width: 480px) {
      .sct-container {
        padding: 0 15px;
      }

      .sct-overview-title {
        font-size: 1.8rem;
      }

      .sct-process-title {
        font-size: 1.8rem;
      }

      .sct-step {
        padding: 15px;
      }

      .sct-step-content {
        font-size: 0.95rem;
      }
    }

    /* 入场动画样式 */
    .fade-in-up {
      opacity: 0;
      transform: translateY(40px);
      transition: all 0.8s ease;
    }

    .fade-in-up.show {
      opacity: 1;
      transform: translateY(0);
    }



.zcase-table-content {
    overflow-x: auto; 
    width: 100%;
    margin-bottom:20px;
    max-width:1300px;
    margin:0px auto 50px;
     opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

.zcase-table-content.show {
  opacity: 1;
  transform: translateY(0);
}
.zcase-table-content table  {
    width: 100%;
    border-collapse: collapse;
}

.zcase-table-content th, 
.zcase-table-content td{
    border: 1px solid #ddd;
    padding: 8px;
    text-align: center;
    white-space: nowrap;
}

.zcase-table-content th{
    background-color: #313231;
    color: white;
}


.zcase-table-content tr:nth-child(odd){
    background-color: #f9f9f9;
}
.zcase-table-content tr:nth-child(even){
    background-color: #ffffff;
}

.zcase-table-content .firstRow{
    color: white;
}

.zcase-table-content .firstRow td{
 background-color: #313231;
}
.zcase-table-content table p{
    margin-bottom:0px;
}

.zcase-table-content td,.zcase-table-content th{
    line-height:32px;
    font-size:14px;
}


 .sst-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .sst-showcase {
            border-radius: 20px;
            padding: 3rem 0px;
            backdrop-filter: blur(10px);
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }

        .sst-showcase.sst-animate {
            opacity: 1;
            transform: translateY(0);
        }

        .sst-title {
            text-align: center;
            font-size: 2.2rem;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 1rem;
            position: relative;
        }

        .sst-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(to bottom, #001c3e 0%, #424c70 100%);
            border-radius: 2px;
        }

        .sst-swiper {
            margin-top: 3rem;
            border-radius: 15px;
            overflow: hidden;
            padding-bottom:80px;
        }

        .sst-swiper-wrapper {
            align-items: center;
        }

        .sst-slide {
            position: relative;
            height: 500px;
            background: #f8f9fa;
            overflow: hidden;
        }

        .sst-slide-content {
            position: relative;
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sst-main-image {
            object-fit: cover;
            border-radius: 12px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            transition: transform 0.3s ease;
        }

        .sst-main-image:hover {
            transform: scale(1.02);
        }

        .sst-thumbnail-grid {
            position: absolute;
            right: 0px;
            bottom: 30px;
            display: flex;
            gap: 0.5rem;
            z-index: 15; /* 确保缩略图在合适的层级 */
        }

        .sst-thumbnail {
            width: 195px;
            height: 130px;
            object-fit: cover;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
            transition: all 0.3s ease;
            cursor: pointer;
            border: 2px solid transparent;
        }

        .sst-thumbnail:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
            border-color: rgba(255, 255, 255, 0.5);
        }

        .sst-thumbnail.sst-active {
            border-color: white;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        }

        .sst-project-tag {
            position: absolute;
            top: 0px;
            left: 0px;
            background: linear-gradient(to bottom, #001c3e 0%, #4d5479 100%);
            color: white;
            padding: 1rem 1.5rem;
            border-radius: 0px 25px 25px 0px;
            font-size: 1rem;
            font-weight: 600;
            backdrop-filter: blur(5px);
            z-index: 20; /* 确保标签在最上层 */
            pointer-events: none; /* 防止标签影响其他元素的交互 */
        }

        /* 优化后的导航按钮样式 */
        .sst-navigation {
            position: absolute;
            top: 50%;
            margin-top: -25px; /* 使用margin代替transform居中 */
            background: rgba(255, 255, 255, 0.4);
            border: none;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s ease; /* 缩短过渡时间 */
            z-index: 15; /* 降低z-index，确保不会覆盖标签 */
            /* 启用硬件加速 */
            will-change: transform, box-shadow;
            transform: translateZ(0);
        }

        .sst-navigation:hover {
            background: white;
            transform: translateZ(0) scale(1.08); /* 减小缩放比例 */
        }

        .sst-navigation:active {
            transform: translateZ(0) scale(0.96); /* 添加点击反馈 */
            transition: all 0.1s ease;
        }

        .sst-navigation svg {
            width: 40px;
            height: 40px;
            fill: #2c3e50;
            transition: fill 0.2s ease;
        }

        .sst-navigation:hover svg {
            fill: #667eea;
        }

        .sst-prev {
            left: 1rem;
        }

        .sst-next {
            right: 1rem;
        }

        .sst-pagination {
            position: absolute;
            bottom: 1.5rem;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 0.5rem;
        }

        .sst-pagination .swiper-pagination-bullet {
            width: 12px;
            height: 12px;
            background: rgba(255, 255, 255, 0.5);
            border-radius: 50%;
            transition: all 0.3s ease;
        }

        .sst-pagination .swiper-pagination-bullet-active {
            background: white;
            transform: scale(1.2);
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .sst-showcase {
                padding: 2rem 1rem;
            }

            .sst-title {
                font-size: 2rem;
            }

            .sst-slide {
                height: 400px;
            }

            .sst-main-image {
                width: 85%;
                height: 85%;
            }

            .sst-thumbnail-grid {
                right: 1rem;
                bottom: 4rem;
                width: 120px;
                gap: 0.3rem;
            }

            .sst-thumbnail {
                width: 55px;
                height: 40px;
            }

            .sst-project-tag {
                font-size: 0.8rem;
                padding: 0.6rem 1rem;
            }

            .sst-navigation {
                width: 40px;
                height: 40px;
                margin-top: -20px;
            }

            .sst-navigation svg {
                width: 16px;
                height: 16px;
            }
        }

        @media (max-width: 480px) {
            .sst-showcase {
                padding: 1.5rem 0.5rem;
            }

            .sst-title {
                font-size: 1.8rem;
            }

            .sst-slide {
                height: 350px;
            }

            .sst-main-image {
                width: 90%;
                height: 80%;
            }

            .sst-thumbnail-grid {
                display: none;
            }

            .sst-project-tag {
                font-size: 0.7rem;
                padding: 0.5rem 0.8rem;
            }
        }

        /* 入场动画关键帧 */
        @keyframes sst-fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .sst-slide-enter {
            animation: sst-fadeInUp 0.6s ease forwards;
        }




        .ost-container {
            padding: 120px 20px 90px;
            position: relative;
            background: linear-gradient(to bottom, #010f21 0%, #212d4d 50%, #3f4875 100%);
        }
        .ost-main-content {
            margin: 0 auto;
            max-width: 1300px;
            display: flex;
            align-items: center;
            min-height: 400px;
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s cubic-bezier(.55,0,.1,1.1);
        }
        .ost-main-content.ost-animate-in {
            opacity: 1;
            transform: translateY(0);
        }
        .ost-left-section { flex: 1; max-width: 600px; position: relative;}
        .ost-feature-list {
            list-style: none;
            margin-bottom: 30px;
            max-width:450px;
        }
        .ost-feature-item {
            color: white;
            margin-bottom: 15px;
            padding-left: 20px;
            position: relative;
            font-size: 16px;
            line-height: 1.6;
            opacity: 0;
            transform: translateX(-30px);
            transition: all 0.6s cubic-bezier(.55,0,.1,1.1);
        }
        .ost-feature-item.ost-animate-in {
            opacity: 1;
            transform: translateX(0);
        }
        .ost-feature-item:nth-child(1) { transition-delay: 0.2s; }
        .ost-feature-item:nth-child(2) { transition-delay: 0.4s; }
        .ost-feature-item:nth-child(3) { transition-delay: 0.6s; }
        .ost-feature-item:nth-child(4) { transition-delay: 0.8s; }
        .ost-feature-item::before {
            content: '●';
            position: absolute;
            left: 0;
            color: #fff;
            font-size: 20px;
            font-weight: bold;
        }
        .ost-thumbnail-container {
            position: relative;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(.55,0,.1,1.1) 1s;
        }
        .ost-thumbnail-container.ost-animate-in {
            opacity: 1;
            transform: translateY(0);
        }
        .ost-thumbnail-swiper {
            width: 100%;
            max-width: 100%;
            height: 120px;
            border-radius: 15px;
            overflow: hidden;
            background: rgba(255, 255, 255, 1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            position: relative;
        }
        .ost-thumbnail-swiper .swiper-wrapper {
            width: 100%;
        }
        .ost-thumbnail-slide {
            width: 185px !important;
            height: 100px;
            margin: 10px 7px;
            border-radius: 10px;
            overflow: hidden;
            cursor: pointer;
            transition: box-shadow 0.3s, border 0.3s, transform 0.18s cubic-bezier(.4,2,.6,1.3);
            border: 2px solid transparent;
            box-shadow: 0 1px 4px rgba(0,0,0,0.04);
            position: relative;
            background: #fff1;
        }
        .ost-thumbnail-slide.swiper-slide-thumb-active, .ost-thumbnail-slide:focus-visible {
            box-shadow: 0 6px 24px rgba(255,107,53,0.10), 0 2px 12px #ff8e5340;
            transform: scale(1.07);
            z-index: 2;
        }
        .ost-thumbnail-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.25s cubic-bezier(.55,0,.1,1.1);
            display: block;
        }
        .ost-thumbnail-slide:hover img {
            transform: scale(1.09) rotate(-1deg);
        }
        .ost-right-section { flex: 1; position: relative; }
        .ost-main-image-container {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            opacity: 0;
            transform: translateX(50px);
            transition: all 0.8s cubic-bezier(.55,0,.1,1.1) 0.3s;
            background: #fff1;
        }
        .ost-main-image-container.ost-animate-in {
            opacity: 1;
            transform: translateX(0);
        }
        .ost-main-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
            opacity: 1;
            transition: opacity 0.32s cubic-bezier(.55,0,.1,1.1);
            will-change: opacity;
        }
        .ost-main-image.fade { opacity: 0; }
        .ost-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(0, 0, 0, 0.3) 0%, rgba(255, 107, 53, 0.1) 100%);
            opacity: 0;
            transition: opacity 0.3s;
        }
        .ost-main-image-container:hover .ost-overlay { opacity: 1; }
      
        
        .ost-consultant-avatar {
            position: absolute;
            top: 32%;
            right: 0px;
            transform: translateY(-50%);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transform: translateY(-50%) scale(0.8);
            transition: all 0.6s cubic-bezier(.55,0,.1,1.1) 1.2s;
        }
        .ost-consultant-avatar.ost-animate-in {
            opacity: 1;
            transform: translateY(-50%) scale(1);
        }
        .ost-consultant-avatar img {
            object-fit: cover;
            height:245px;
        }
        .swiper-button-next,
        .swiper-button-prev {
            color: white;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            width: 35px;
            height: 35px;
            margin-top: -17px;
            transition: all 0.3s;
        }
        .swiper-button-next:hover,
        .swiper-button-prev:hover {
            background: rgba(255, 107, 53, 0.8);
            transform: scale(1.1);
        }
        .swiper-button-next::after,
        .swiper-button-prev::after {
            font-size: 14px;
            font-weight: bold;
        }
        @media (max-width: 768px) {
            .ost-main-content {
                flex-direction: column;
                gap: 20px;
            }
            .ost-left-section { max-width: 100%; }
            .ost-feature-item { font-size: 14px; }
            .ost-thumbnail-swiper { height: 100px; }
            .ost-thumbnail-slide { width: 110px !important; height: 80px; }
            .ost-main-image { height: 300px; }
            .ost-consultant-avatar {
                left: 50%; top: -40px; transform: translateX(-50%);
            }
            .ost-consultant-avatar.ost-animate-in { transform: translateX(-50%) scale(1); }
        }
        @media (max-width: 480px) {
            .ost-container { padding: 20px 15px; }
            .ost-thumbnail-slide { width: 90px !important; height: 70px; }
            .ost-main-image { height: 250px; }
        }


.ost-title-section {
  text-align: center;
  margin: 45px 0 15px 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(.55,0,.1,1.1), transform 0.7s cubic-bezier(.55,0,.1,1.1);
  will-change: opacity, transform;
}
.ost-title-section.ost-animate-in {
  opacity: 1;
  transform: translateY(0);
}
.ost-title-text {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 0;
  margin-bottom: 18px;
  color: #111;
  font-family: inherit;
  display: inline-block;
  position: relative;
}
.ost-title-text::after {
  content: "";
  display: block;
  margin: 0 auto;
  width: 72px;
  max-width: 25vw;
  height: 4px;
  border-radius: 2px;
  background: #233554;
  margin-top: 10px;
  transition: width 0.4s cubic-bezier(.55,0,.1,1.1);
}
@media (max-width: 600px) {
  .ost-title-section { margin: 32px 0 20px 0; }
  .ost-title-text { font-size: 1.25rem; margin-bottom: 13px; }
  .ost-title-text::after { width: 38px; height: 3px; }
}

.process-box1 {
            max-width: 1500px;
            margin: 20px auto 50px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .process-box1 img {
            width: auto;
            height: auto;
            display: block;
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }

        .process-box1 img.animate {
            opacity: 1;
            transform: translateY(0);
        }

        .aboutTwoBom {
            clear: both;
            display: block;
            margin-left: -2.85714%;
            position: relative;
        }

        .aboutTwoBom:before {
            content: '';
            position: absolute;
            left: 45.97222%;
            top: calc(50% - 70px);
            z-index: 1;
            width: 140px;
            height: 140px;
            border: 37px solid #fff;
            border-radius: 50%;
            background: #e5472e;
            box-sizing: border-box;
            opacity: 0;
            transform: scale(0);
            transition: all 0.8s ease;
        }

        .aboutTwoBom.animate:before {
            opacity: 1;
            transform: scale(1);
        }

        .aboutTwoBom li {
            float: left;
            width: 47.22222%;
            margin-left: 2.77778%;
            margin-top: 2.36111%;
            background: #08112a;
            padding: 2.29167% 3.81944%;
            min-height: 280px;
            display: flex;
            justify-content: center;
            opacity: 0;
            transform: translateY(80px);
            transition: all 0.6s ease;
            flex-direction: column;
        }

        .aboutTwoBom li.animate {
            opacity: 1;
            transform: translateY(0);
        }

        .aboutTwoBom li:first-child {
            background: #e5472e;
            transition-delay: 0.1s;
        }

        .aboutTwoBom li:nth-child(2) {
            transition-delay: 0.15s;
        }

        .aboutTwoBom li:nth-child(3) {
            transition-delay: 0.2s;
        }

        .aboutTwoBom li:nth-child(4) {
            transition-delay: 0.25s;
        }

        .aboutTwoBom li p {
            color: #fff;
            font-size: 13.5px;
            line-height: 1.45;
            margin-bottom: 10px;
        }
         .aboutTwoBom li p strong{
             font-size:18px;
         }

        .list-paddingleft-2 {
            padding-left: 0;
            list-style: none;
        }

        .clearfix::after {
            content: "";
            display: table;
            clear: both;
        }

.aboutThree {
            clear: both;
            display: flex;
            padding-top: 30px;
            padding-bottom: 75px;
            background: #f3f6fb;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            margin-top:35px;
        }

        .aboutThree img {
            width: auto;
            height: auto;
            display: block;
            opacity: 0;
            transform: translateY(50px);
            transition: opacity 0.8s ease, transform 0.8s ease;
            margin-bottom:50px;
        }

        .aboutThree li {
            float: left;
            width: 29.71429%;
            margin-left: 5.42857%;
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .aboutThree li:first-child {
            margin-left: 0;
        }

        .aboutThree li strong {
            clear: both;
            display: block;
            color: #25272e;
            font-size: 21px;
            line-height: 1;
            text-align: left;
            padding-left: 45px;
            position: relative;
            margin-bottom:15px;
        }

        .aboutThree li strong:before {
            content: '';
            position: absolute;
            left: 0px;
            top: 50%;
            width: 30px;
            height: 3px;
            background: #25272e;
        }

        .aboutThree li p {
            clear: both;
            display: block;
            color: #25272e;
            padding-top: 10px;
            font-size: 15.5px;
            line-height: 1.8;
            text-align: left;
        }

        .pro-box2 {
            max-width: 1500px;
            margin: 0px auto;
            opacity: 0;
            transform: translateY(50px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .ost-title-section {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .ost-title-text {
            font-size: 2.5rem;
            font-weight: bold;
            color: #25272e;
            text-align: center;
            margin-bottom: 2rem;
        }

        .clearfix::after {
            content: "";
            display: table;
            clear: both;
        }

        /* 入场动画激活状态 */
        .abtr-animate-in {
            opacity: 1 !important;
            transform: translateY(0) !important;
        }

        /* 为列表项添加延迟 */
        .aboutThree li:nth-child(2).abtr-animate-in {
            transition-delay: 0.2s;
        }

        .aboutThree li:nth-child(3).abtr-animate-in {
            transition-delay: 0.4s;
        }

        .aboutThree li:nth-child(4).abtr-animate-in {
            transition-delay: 0.6s;
        }