@import url("style.css");
@import url("code.css");
@import url("illustration.css");
@import url("comments.css");

article {
    flex: 1;

    position: relative;

    nav#lang-selector {
        position: absolute;

        top: 0;
        right: 0;

        label {
            font-size: 0;

            line-height: 44px;
            text-align: center;

            display: block;
            width: 44px;
            height: 44px;
            box-sizing: border-box;

            cursor: pointer;

            border: solid 1px var(--foreground-color);

            &::before {
                content: "T";

                font-size: 24px;
            }
        }

        ul {
            position: absolute;
            right: 0;
            top: 43px;

            display: none;

            margin: 0;
            padding: 0;

            border: solid 1px var(--foreground-color);
            background: var(--background-color);

            li {
                list-style: none;

                a {
                    display: block;
                    text-align: center;

                    padding: 8px 16px;
                }
            }
        }

        &:focus-within ul {
            display: block;
        }
    }
}

main {
    display: grid;
    grid-template-columns: auto 1fr;

    & > nav#toc {
        menu {
            position: sticky;

            top: 72px;

            margin: 0;
            padding: 0;

            li {
                list-style: none;
                border-left: solid 1px var(--foreground-color);
                padding-left: 8px;
                position: relative;

                &.visible,
                &:hover {
                    &::before {
                        content: "";
                        position: absolute;
                        inset: 0;

                        display: block;
                        background-color: var(--foreground-color);

                        margin-left: -2px;
                        width: 3px;
                    }
                }

                a:hover {
                    text-decoration: none;
                }
            }
        }

        width: 240px;
    }

    & > article {
        ul#metadata {
            margin: 0;
            padding: 0;

            li {
                list-style: none;

                &#tags {
                    .label {
                        display: none;
                    }

                    ul {
                        padding: 0;

                        display: flex;

                        margin: 1ch 0;
                        gap: 1ch;

                        li {
                            padding: 0.5ch;
                            background-color: var(--foreground-color);
                            color: var(--background-color);
                            border-radius: 4px;
                        }
                    }
                }
            }
        }

        main {
            display: block;
            margin: 0;
        }

        footer {
            text-align: right;
            position: relative;
            /*padding-top: 16px;*/

            &::before {
                content: "";
                position: absolute;

                display: block;

                border-top: solid 1px var(--foreground-color);

                width: 340px;
                top: -8px;
                right: 0;
            }
        }

        /* Offsetting an anchor, stack overflow #10732690 */
        [id].article-heading::before {
            content: "";
            display: block;
            height: 80px;
            margin-top: -80px;
            visibility: hidden;
        }
    }

    & > section#comments {
        grid-column: 2;
    }
}