/* 基础样式重置与品牌规范统一 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "思源黑体", "Source Han Sans CN", sans-serif;
        }

        body {
            background-color: #ffffff;
            color: #333333;
            line-height: 1.6;
        }

        /* 密码验证区域 */
        .password-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100vh;
            background-color: #f9f9f9;
            background: url(https://pic1.imgdb.cn/item/689d949c58cb8da5c8243e1a.jpg) no-repeat;
                background-size: auto;
            background-size: cover;
        }
        
        .password-box {
            width: 538px;
            background-color: white;
            padding: 40px;
            border-radius: 0;
            text-align: center;
            border-bottom: 6px solid #e60012;
            z-index: 9;
        }
        .password-box-zhezhao {
            position: fixed;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,.35);
            z-index: 0;
        }
        .infoP {
            margin: 12px auto;
            color: #bababa;
            font-size: 1rem;
            text-align: center;
        }
        
        .password-input {
            width: 100%;
            padding: 12px 15px;
            margin: 20px 0 30px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
            text-align: center;
        }
        
        .submit-btn {
            background-color: #e60012;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-size: 16px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .submit-btn:hover {
            background-color: #cc0000;
        }
        
        .error-message {
            color: #e60012;
            margin-top: 15px;
            display: none;
        }

        /* 品牌头部区域 */
        .brand-header {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px solid #e60012; /* 品牌标准红 */
            padding-top: 30px;
            box-sizing: border-box;
        }

        .brand-logo {
            width: 180px;
            height: auto;
            margin-bottom: 15px;
            animation: zhuanquanlogo 5000ms infinite ease-in-out;
        }
        @keyframes zhuanquanlogo {
            0%{transform: scale(1) rotateY(0deg);}
            30%{transform: scale(1) rotateY(360deg);}
            100%{transform: scale(1) rotateY(360deg);}
        }


        .brand-title {
            font-size: 28px;
            font-weight: 700;
            color: #333333;
            margin-bottom: 8px;
        }

        .brand-subtitle {
            font-size: 18px;
            color: #666666;
            font-weight: 400;
        }

        /* 文件列表区域 */
        .file-container {
            max-width: 900px;
            margin: 0 auto 50px;
            background-color: #f9f9f9;
            border-radius: 8px;
            padding: 25px;
            display: none; /* 默认隐藏 */
        }

        .file-item {
            padding: 5px 15px;
            border-bottom: 1px solid #f0f0f0;
            transition: all 300ms;
            cursor: pointer;
        }
        .file-item:hover{
            background-color: #e6001217;
            transition: all 300ms;
        }
        .file-item:hover .file-name{
            transition: all 300ms;
            color: #e60012;
            text-decoration: underline;
        }

        .file-name {
            font-size: 16px;
            color: #333333;
            word-break: break-all;
            max-width: 60%;
        }

        /* 下载按钮（品牌色样式） */
        .download-btn {
            background-color: #e60012;
            color: #ffffff;
            border: none;
            padding: 5px 15px;
            border-radius: 4px;
            font-size: 14px;
            cursor: pointer;
            transition: background-color 0.3s ease;
            float: right;
            margin-top: 6.5px;
        }

        .download-btn:hover {
            background-color: #cc0000; /* 品牌深色红 */
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .brand-title {
                font-size: 24px;
            }

            .brand-subtitle {
                font-size: 16px;
            }

            .file-container {
                padding: 15px;
            }

            .file-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .file-name {
                max-width: 100%;
            }

            .download-btn {
                width: 100%;
                text-align: center;
            }
            
            .password-box {
                width: 90%;
                padding: 25px 15px;
            }
        }
        .file-item i {
            font-size: 28px;
            margin-right: 10px;
            vertical-align: sub;
        }
        .icon-pdf-01{color: rgb(235, 47, 59);}
        .icon-pdf-02{color: rgb(29, 112, 245);}
        .icon-pdf-03{color: rgb(6, 158, 97);}
        #fileContainer p {
            text-align: center;
            margin: 20px auto;
            color: #b0b6c2;
        }