* {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            padding: 40px;
            font-family: Opensans-Regular, sans-serif;
            background-color: #f9f9f9;
            color: #000;
            line-height: 1.6;
        }

        .case-container {
            max-width: 1400px;
            margin: 0 auto 80px auto;
            position: relative;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: flex-start;
            padding-left: 80px;
            gap: 20px;
        }

        .case-container .case-image {
            flex: 0 0 auto;
            margin-left: 50px;
        }

        .case-container .case-image img {
            width: 550px;
            height: auto;
            display: block;
            border-radius: 8px;
            max-width: 100%;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        .case-container .case-text {
            flex: 1 1 550px;
            max-width: 550px;
            background: rgba(255, 255, 255, 0.9);
            padding: 70px;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            z-index: 1;
            position: relative;
            font-size: 16px;
        }

        .case-text h2 {
            margin: 10px 0 20px;
            font-size: 30px;
            position: relative;
            padding-bottom: 8px;
            line-height: 1.3;
        }

        .case-text h2::after {
            content: "";
            display: block;
            width: 100%;
            height: 3px;
            background-color: #FFE920;
            margin-top: 6px;
        }

        .detail-line {
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
            margin: 8px 0;
            padding-bottom: 8px;
        }

        .detail-line::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            border-bottom: 1px dashed #999;
            z-index: 0;
        }

        .detail-line .label,
        .detail-line .value {
            background: white;
            z-index: 1;
            padding: 0 8px;
        }

        .pdf-button {
            display: inline-flex;
            align-items: center;
            background-color: #FFE920;
            color: black;
            font-weight: bold;
            padding: 12px 24px;
            border: none;
            border-radius: 4px;
            text-decoration: none;
            margin-top: 20px;
            transition: background 0.3s, transform 0.2s;
        }

        .pdf-button:hover {
            background-color: #e6d419;
            transform: translateY(-2px);
        }

        .pdf-button img {
            width: 20px;
            height: 20px;
            margin-right: 10px;
        }

        /* 原始桌面端格式 - 奇数列 */
        .case-container:nth-of-type(odd) .case-text {
            transform: translateY(20px) translateX(10px);
        }

        .case-container:nth-of-type(odd) .case-image {
            transform: translateY(20px) translateX(50px);
        }

        /* 原始桌面端格式 - 偶数列 */
        .case-container:nth-of-type(even) .case-text {
            order: 1;
            transform: translateY(-20px) translateX(100px);
        }

        .case-container:nth-of-type(even) .case-image {
            order: 2;
            margin-left: 100px;
            transform: translateY(-20px) translateX(-40px);
        }

        /* 移动端适配 */
        @media screen and (max-width: 768px) {
            body {
                padding: 20px 15px;
            }

            .case-container {
                flex-direction: column;
                padding: 0;
                gap: 20px;
                margin-bottom: 60px;
            }

            .case-image,
            .case-text {
                width: 100%;
                max-width: 100%;
                margin: 0 !important;
                transform: none !important;
                flex: 1 1 auto;
            }

            .case-container:nth-of-type(even) .case-text {
                order: 2; /* 确保文本在图片下方 */
                transform: none;
            }

            .case-container:nth-of-type(even) .case-image {
                order: 1; /* 确保图片在文本上方 */
                margin-left: 0;
                transform: none;
            }

            .case-text {
                padding: 30px 20px;
                font-size: 14px;
            }

            .case-text h2 {
                font-size: 22px;
                margin-bottom: 15px;
            }

            .detail-line {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                padding: 5px 0;
                border-bottom: 1px dashed #999;
            }

            .detail-line::before {
                display: none;
            }

            .detail-line .label {
                font-weight: bold;
                padding: 0;
            }
            
            .detail-line .value {
                padding: 0;
                margin-bottom: 5px;
            }

            .pdf-button {
                width: 100%;
                justify-content: center;
                padding: 12px;
                margin-top: 15px;
            }
        }