waveterm/frontend/app/element/markdown.less

// Copyright 2024, Command Line Inc.
// SPDX-License-Identifier: Apache-2.0

.markdown {
    display: flex;
    flex-direction: row;
    overflow: hidden;
    height: 100%;
    width: 100%;
    .content {
        height: 100%;
        width: 100%;
        overflow: scroll;
        line-height: 1.5;
        color: var(--app-text-color);
        font-family: var(--markdown-font);
        font-size: 14px;
        overflow-wrap: break-word;
        margin-bottom: 10px;

        .heading {
            &:first-of-type {
                margin-top: 0 !important;
            }
            color: var(--app-text-color);
            margin-top: 16px;
            margin-bottom: 8px;
        }

        strong {
            color: var(--app-text-color);
        }

        a {
            color: #32afff;
        }

        p,
        ul,
        ol,
        dl,
        table,
        details table {
            margin-bottom: 10px;
        }

        ul {
            list-style-type: disc;
            list-style-position: outside;
            margin-left: 16px;
        }

        ol {
            list-style-position: outside;
            margin-left: 19px;
        }

        blockquote {
            margin: 4px 10px 4px 10px;
            border-radius: 3px;
            background-color: var(--panel-bg-color);
            padding: 2px 4px 2px 6px;
        }

        pre.codeblock {
            background-color: var(--panel-bg-color);
            margin: 4px 10px;
            padding: 0.4em 0.7em;
            border-radius: 4px;
            position: relative;

            code {
                line-height: 1.5;
                white-space: pre-wrap;
                word-wrap: break-word;
                overflow: auto;
                overflow: hidden;
                background-color: transparent;
            }

            .codeblock-actions {
                visibility: hidden;
                display: flex;
                position: absolute;
                top: 0;
                right: 0;
                border-radius: 4px;
                align-items: center;
                justify-content: flex-end;

                i {
                    color: var(--line-actions-inactive-color);
                    margin-left: 4px;

                    &:first-child {
                        margin-left: 0px;
                    }

                    &:hover {
                        color: var(--line-actions-active-color);
                    }

                    &.fa-check {
                        color: var(--success-color);
                    }

                    &.fa-square-terminal {
                        cursor: pointer;
                    }
                }
            }

            &:hover .codeblock-actions {
                visibility: visible;
            }
        }

        code {
            color: var(--main-text-color);
            font: var(--fixed-font);
            border-radius: 4px;
        }

        pre.selected {
            outline: 2px solid var(--accent-color);
        }

        .heading {
            font-weight: semibold;
            padding-top: 6px;
        }

        .heading.is-1 {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 6px;
            font-size: 2em;
        }
        .heading.is-2 {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 6px;
            font-size: 1.5em;
        }
        .heading.is-3 {
            font-size: 1.25em;
        }
        .heading.is-4 {
            font-size: 1em;
        }
        .heading.is-5 {
            font-size: 0.875em;
        }
        .heading.is-6 {
            font-size: 0.85em;
        }
    }

    // The TOC view should scroll independently of the contents view.
    .toc {
        max-width: 40%;
        height: 100%;
        overflow: scroll;
        border-left: 1px solid var(--border-color);
        .toc-inner {
            height: fit-content;
            position: sticky;
            top: 0;
            display: flex;
            flex-direction: column;
            gap: 5px;
            text-wrap: wrap;

            h4 {
                padding-left: 5px;
            }

            .toc-item {
                cursor: pointer;
                --indent-factor: 1;

                // The 5px offset in the padding will ensure that when the text in the item wraps, it indents slightly.
                // The indent factor is set in the React code and denotes the depth of the item in the TOC tree.
                padding-left: calc((var(--indent-factor) - 1) * 10px + 5px);
                text-indent: -5px;
            }
        }
    }
}