/* 全局隔离根容器，所有样式仅作用本模块 */
        .choose-us-module {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 20px;
            box-sizing: border-box;
        }
        /* 主标题 Montserrat Bold */
        .choose-us-module .module-title {
            text-align: center;
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 32px;
            color: #222;
            margin: 0 0 40px 0;
            letter-spacing: 1px;
        }
        /* 单项外层容器，图文等高、垂直拉伸 */
        .choose-us-module .reason-item {
            display: flex;
            align-items: stretch;
            margin-bottom: 30px;
            width: 100%;
            position: relative;
        }
        /* 反向布局（文字在左、图片在右） */
        .choose-us-module .reason-item.reverse {
            flex-direction: row-reverse;
        }
        /* 图片容器 48% 宽度 */
        .choose-us-module .item-img-box {
            width: 48%;
            overflow: hidden;
        }
        .choose-us-module .item-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        /* 文字容器 52% 宽度，内部垂直居中 */
        .choose-us-module .item-text-box {
            width: 52%;
            padding: 25px 30px;
            box-sizing: border-box;
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: center; /* 文字内容垂直居中，实现图文等高对齐 */
        }
        /* 白色文字区块 */
        .choose-us-module .text-white {
            background-color: #ffffff;
        }
        /* 蓝色文字区块 */
        .choose-us-module .text-blue {
            background-color: #2860b3;
            color: #ffffff;
        }
        /* 右上角半透明大数字编号 */
        .choose-us-module .num-tag {
            position: absolute;
            top: 15px;
            right: 20px;
            font-family: 'Montserrat', sans-serif;
            font-size: 60px;
            font-weight: 300;
            opacity: 0.2;
            line-height: 1;
            pointer-events: none;
        }
        .choose-us-module .text-blue .num-tag {
            opacity: 0.3;
        }
        /* 区块小标题 Montserrat Bold */
        .choose-us-module .item-subtitle {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 24px;
            margin: 0 0 12px 0;
        }
        .choose-us-module .text-white .item-subtitle {
            color: #2860b3;
        }
        /* 正文 Poppins Regular */
        .choose-us-module .item-desc-top,
        .choose-us-module .item-desc-list li {
            font-family: 'Poppins', sans-serif;
            font-weight: 400;
        }
        .choose-us-module .item-desc-top {
            font-size: 15px;
            line-height: 1.6;
            margin: 0 0 15px 0;
        }
        .choose-us-module .item-desc-list {
            font-size: 14px;
            line-height: 1.7;
            padding-left: 20px;
            margin: 0;
            list-style: none;
        }
        .choose-us-module .item-desc-list li {
            position: relative;
            margin-bottom: 6px;
        }
        .choose-us-module .item-desc-list li::before {
            content: "┃";
            position: absolute;
            left: -16px;
            top: 0;
        }

        /* ========== 图文中间 V型缺口箭头核心样式 ========== */
        /* 图片朝右的三角缺口（文字块白色/蓝色 向左凹） */
        .choose-us-module .reason-item:not(.reverse) .item-text-box::before {
            content: "";
            position: absolute;
            left: -20px;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 0;
            border-top: 20px solid transparent;
            border-bottom: 20px solid transparent;
            border-right: 20px solid #fff;
            z-index: 2;
        }
        .choose-us-module .reason-item:not(.reverse) .text-blue::before {
            border-right-color: #2860b3;
        }
        /* 图片朝左的三角缺口（反向布局，文字块向右凹） */
        .choose-us-module .reason-item.reverse .item-text-box::before {
            content: "";
            position: absolute;
            right: -20px;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 0;
            border-top: 20px solid transparent;
            border-bottom: 20px solid transparent;
            border-left: 20px solid #fff;
            z-index: 2;
        }
        .choose-us-module .reason-item.reverse .text-blue::before {
            border-left-color: #2860b3;
        }

        /* ========== 移动端响应式适配 ========== */
        @media screen and (max-width: 768px) {
            .choose-us-module .module-title {
                font-size: 24px;
            }
            .choose-us-module .reason-item,
            .choose-us-module .reason-item.reverse {
                flex-direction: column;
            }
            .choose-us-module .item-img-box,
            .choose-us-module .item-text-box {
                width: 100%;
            }
            .choose-us-module .item-img-box {
                height: 220px;
            }
            /* 手机端删除横向缺口，改为上下布局无箭头 */
            .choose-us-module .item-text-box::before {
                display: none !important;
            }
            .choose-us-module .num-tag {
                font-size: 45px;
            }
            .choose-us-module .item-subtitle {
                font-size: 20px;
            }
        }