/* 布局容器 - 两栏分开，中间有间距 */
.ziliao-container {
    display: flex;
    min-height: 80vh;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    gap: 30px; /* 两栏之间的间距 */
    margin-bottom: 20px;
}
/* 左侧导航样式 */
.sidebar {
    width: 280px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 25px 0;
    flex-shrink: 0;
    margin-top: 20px;
}

.sidebar-header {
    padding: 0 25px 20px;
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.sidebar-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
}

/* 导航列表样式 */
.z-nav-list {
    list-style: none;
}

.z-nav-item {
    margin-bottom: 2px;
}

.z-nav-link {
    display: block;
    padding: 14px 25px;
    color: #555;
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.z-nav-link:hover {
    background-color: #f5f5f5;
    color: #333;
}

.z-nav-link.active {
    background-color: #f0f7ff;
    color: #0066cc;
    font-weight: 500;
    border-left-color: #0066cc;
}

.z-nav-text {
    display: block;
    font-size: 1rem;
}

/* 右侧内容区样式 */
.z-main-content {
    flex: 1;
    margin-left: 20px;
}
    /***/
    .ziliao_container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .content-area {
        background: white;
        border-radius: 8px;
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        overflow: hidden;
        margin-top: 20px;
    }

    .category-section {
        margin-left:20px;
        margin-right:20px;
        margin-bottom: 0;
    }

    .category-header {
        background: white;
        color: #2c3e50;
        padding: 15px 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid #ecf0f1;
    }

    .category-title {
        font-size: 1.3rem;
        font-weight: 600;
    }

    .batch-download-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background-color: #94aec7;
        color: white;
        padding: 6px 12px;
        border-radius: 4px;
        text-decoration: none;
        font-weight: 500;
        transition: background-color 0.3s;
        font-size: 0.8rem;
        position: relative;
    }

        .batch-download-btn:hover {
            background-color: #5ca7ef;
            color: white;
        }

        .batch-download-btn i {
            margin-right: 5px;
            font-size: 0.8rem;
        }

    .file-list {
        padding: 0;
    }

    .file-item {
        display: flex;
        align-items: center;
        padding: 15px 20px;
        border-bottom: 1px solid #ecf0f1;
        transition: background-color 0.2s;
    }

        .file-item:last-child {
            border-bottom: none;
        }

        .file-item:hover {
            background-color: #f8fafc;
        }

    .file-icon {
        width: 42px;
        height: 42px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 15px;
        font-size: 20px;
        color: white;
        flex-shrink: 0;
    }

    .file-info {
        flex: 1;
    }

    .file-title {
        font-size: 1.05rem;
        font-weight: 600;
        color: #2c3e50;
        margin-bottom: 4px;
    }

    .file-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        color: #7f8c8d;
        font-size: 0.8rem;
    }

    .file-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }

        .file-actions a:hover {
            color: white;
            text-decoration: none;
        }

    .meta-item {
        display: flex;
        align-items: center;
        margin-right: 15px;
    }

        .meta-item i {
            margin-right: 4px;
            width: 14px;
            text-align: center;
            font-size: 0.8rem;
        }

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #458ed7;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
    font-size: 0.8rem;
}

        .download-btn:hover {
            background-color: #2980b9;
        }

        .download-btn i {
            margin-right: 5px;
            font-size: 0.8rem;
        }