/*------- 下载按钮美化 -------*/
.btn-download {
    display: inline-block;
    vertical-align: middle;
    white-space: nowrap;
    text-align: center;
    text-decoration: none;
    padding: 10px 16px;
    margin-bottom: 5px;
    border: 2px solid #fff;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    line-height: 1.33;
    font-weight: 400;
    background: #169FE6;
    opacity: 0.8;
    cursor: pointer;
}

.btn-download:hover {
    color: #169FE6;
    background-color: #fff;
    border-color: #169FE6;
}

.sg-dl { margin: 10px 0; }
.sg-dl .sg-dl-span { margin: 0 auto; }

/*------- 密码保护区域样式 (新增) -------*/
.e-secret-form {
    margin: 20px 0;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px dashed #ccc;
    border-radius: 5px;
    text-align: left;
}

.e-secret-box {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.e-secret-label {
    font-weight: bold;
    color: #555;
    margin-right: 5px;
}

/* 输入框样式 */
.euc-y-i {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    outline: none;
    min-width: 200px;
}

.euc-y-i:focus {
    border-color: #169FE6;
}

/* 提交按钮样式 */
.euc-y-s {
    padding: 8px 18px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.euc-y-s:hover {
    background-color: #169FE6;
}

.e-secret-content {
    background: #eefbfb;
    padding: 15px;
    border-left: 5px solid #169FE6;
    margin: 15px 0;
}