body * {
  box-sizing: border-box;
  flex-shrink: 0;
}
body {
  font-family: PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,
    Arial, PingFang SC-Light, Microsoft YaHei;
}
input {
  background-color: transparent;
  border: 0;
}
button {
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  outline: none;
  background-color: transparent;
}

button:active {
  opacity: 0.6;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.justify-start {
  display: flex;
  justify-content: flex-start;
}
.justify-center {
  display: flex;
  justify-content: center;
}

.justify-end {
  display: flex;
  justify-content: flex-end;
}
.justify-evenly {
  display: flex;
  justify-content: space-evenly;
}
.justify-around {
  display: flex;
  justify-content: space-around;
}
.justify-between {
  display: flex;
  justify-content: space-between;
}
.align-start {
  display: flex;
  align-items: flex-start;
}
.align-center {
  display: flex;
  align-items: center;
}
.align-end {
  display: flex;
  align-items: flex-end;
}
  /* 核心容器：最大宽度设为 1200px */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 50px 20px;
        }

        /* 顶部标题 */
        .page-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .page-header h1 {
            font-size: 34px;
            font-weight: 600;
            letter-spacing: 4px;
            margin-bottom: 8px;
            color: #111;
        }

        .page-header span {
            display: block;
            font-size: 12px;
            color: #888;
            letter-spacing: 6px;
        }

        /* 布局核心：栅格系统 */
        .row {
            display: flex;
            flex-wrap: wrap;
            margin-bottom: 60px;
            align-items: center; /* 垂直居中对齐 */
        }

        .col-half {
            width: 45%;
        }
        .col-half1{
            width: 55%;
        }

        /* 图片容器 */
        .img-box {
            width: 100%;
            
            background-color: #dbe3f0;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            border-radius: 2px;
        }
        
        .img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 文本内容样式 */
        .content-box {
            padding: 0 10px;
        }

        /* 标题容器 */
        .title-wrap {
            margin-bottom: 15px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .content-title {
            font-size: 24px;
            font-weight: 600;
            color: #111;
            letter-spacing: 1px;
        }

        /* 红色装饰线（精确匹配前4个字左右的宽度） */
        .title-bar {
            display: inline-block;
            /* 使用 em 单位，确保它刚好覆盖约4个中文字的长度 */
            width: 7em; 
            height: 4px;
            background-color: #d81e06; /* 亮红色 */
            margin-top: 8px; /* 距离文字的间距 */
        }

        .content-desc {
            font-size: 15px; /* 稍微调大了一点字号，更符合大屏阅读 */
            color: #333;
            line-height: 1.8;
            text-align: justify;
        }

        /* 响应式：手机屏幕适配 */
        @media (max-width: 768px) {
            .col-half {
                flex: 0 0 100%;
                max-width: 100%;
                padding: 0; /* 手机端去掉内边距 */
            }
            .col-half1{
                width: 100%;
            }
            .indLogo{
                padding: 10px;
            }
            .img-box {
                height: 200px;
                margin-bottom: 15px;
            }
            .content-box {
                padding: 0;
            }
            .row.reverse-mobile {
                flex-direction: column-reverse;
            }
        }
        
          /* --- 容器样式 --- */
        .features-container {
            width: 100%;
            max-width: 1200px; /* 限制最大宽度 */
            display: flex;
            flex-direction: column;
            gap: 50px; /* 卡片之间的间距 */
        }

        /* --- 卡片核心样式 --- */
        .feature-card {
            background: #ffffff;
            border-radius: 12px; /* 圆角 */
            display: flex;
            align-items: center; /* 垂直居中 */
            position: relative;
            
            /* 关键：模拟图片中的悬浮阴影效果 */
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25); 
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            overflow: hidden; /* 防止左侧装饰溢出 */
        }

        /* 鼠标悬停时的微交互效果 */
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        }

        /* --- 左侧数字装饰 (模拟图片中的淡红色数字) --- */
        .card-number-bg {
            position: absolute;
            /*left: -10px;*/
            top: 0;
            /*transform: translateY(-50%);*/
            /*font-size: 100px;*/
            /*font-weight: 900;*/
            color: rgba(230, 50, 50, 0.05); /* 极淡的红色 */
            z-index: 0;
            /*pointer-events: none;*/
            /*font-style: italic;*/
        }
        .card-number-bg img{
            width: 68%;
        }

        /* --- 内容区域布局 --- */
        .card-content {
            display: flex;
            align-items: flex-start;
            width: 100%;
            z-index: 1; /* 确保内容在数字背景之上 */
            align-items:center;
            justify-content:center;
        }

        /* --- 标题部分 --- */
        .title-section {
            
            display: flex;
            align-items: center;
        }

        .title-text {
            font-size: 24px;
            font-weight: bold;
            color: #333;
            letter-spacing: 1px;
            padding: 0 0 0 60px;
        }

        /* --- 红色竖线分隔符 --- */
        .divider {
            width: 3px;
            height: 80px; /* 线条高度 */
            background-color: #b71c1c; /* 深红色 */
            margin: 0 25px;
            border-radius: 2px;
        }

        /* --- 描述文本部分 --- */
        .description {
            flex: 1;
            font-size: 18px;
            line-height: 1.8;
            color: #000;
            text-align: justify; /* 两端对齐让排版更整齐 */
            padding: 35px 50px 35px 20px;
            font-weight: 400;
        }

        /* --- 响应式适配 (手机端) --- */
        @media (max-width: 768px) {
            .feature-card {
                flex-direction: column;
                padding: 25px;
                align-items: flex-start;
            }

            .card-number-bg {
                font-size: 80px;
                top: -10px;
                left: 0;
                transform: none;
            }

            .title-section {
                flex: auto;
                margin-bottom: 15px;
                margin-right: 0;
            }

            .divider {
                width: 40px; /* 变成横线 */
                height: 3px;
                margin: 0 0 15px 0;
            }
            
            .card-content {
                flex-direction: column;
            }
        }