$color-main-bg: #f0f0f0;
$color-dark-bg: #070707;
$color-main-blue: #397eaf;
$color-dark-blue: #2e4054;
$color-main-grey: #e1e1e1;
$color-main-grey-dark: #c4c4c4;
$color-dark-grey: #1f1f1f;
$color-darker-grey: #101010;
$color-link-idle: #707070;
$color-link-hover: #999999;
$color-nav-current: #333333;
$nav-alpha: 0.95;
$body-width: 835px;
$border-main: 5px solid;
$border-nav: $border-main $color-main-grey;
$border-dark: $border-main $color-dark-grey;
$font-title: Montserrat, sans-serif;
$body-font: Lato, sans-serif;
$code-font: Fira Code, monospace;

html {
    background: $color-main-bg;
}

body {
    max-width: $body-width;
    min-width: 378px;
    margin: 0 auto;
    padding: 8px;
    color: $color-dark-bg;
    font: 100% $body-font;
}
a {
    color: $color-link-idle;
    text-decoration: none;
}
a:hover {
    color: $color-link-hover;
}

.current {
    color: $color-nav-current;
    pointer-events: none;
    font-weight: 500;
}

nav {
    display: flex;
    position: fixed;
    z-index: 10;
    top: 0;
    width: 100%;
    max-width: 843px;
    height: 102px;
    font: 400 1.5em $font-title;
    letter-spacing: -1.2px;
    background: rgba($color-main-bg, $nav-alpha);
    
    img {
        margin-right: 8px;
    }

    ul {
        display: inline-flex;
        width: 430px;
        height: 32px;
        padding: 50px 30px 0 0;
        flex-direction: row;
        justify-content: space-between;
        border-bottom: $border-nav;
    }
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    color: $color-main-blue;
    font-family: $font-title;
    font-weight: 500;
}

ul {
    margin: 0;
    padding: 0;
    li {
        list-style-type:none;
    }
}

.content {
    margin-top: 95px;
}

.about {
    display: flex;
    flex-direction: row;
    img#avatar {
        border-radius: 100%;
        height: 128px;
    }
    .about-sidebar {
        flex: 23%;
    }
    .about-links {
        margin-top: 1em;
        .link-icon {
            width: 32px;
        }
        .link-text {
            display: inline;
            position: relative;
            bottom: 0.75em;
        }
    }
    .about-info {
        width: 100%;
        p:first-child {
            margin-top: 0;   
        }
    }
}

.post {
    padding: 1em;
    margin: 1em 0;
    border-radius: 25px 25px 25px 0px;
    border: 2px solid $color-main-grey;
    word-wrap: break-word;
    a {
        color: $color-main-blue;
    }
    a:hover {
        color: $color-dark-blue;
    }
    small p {
        display: inline;
    }
    p {
        img {
            display: block;
            max-width: 100%;
            margin: 0 auto;
            border-radius: 1em;
        }
    }
}

.post-page {
    margin-bottom: 10px;
    .post-header {
        margin-bottom: 2em;
        ul {
            display: flex;
            float: right;
            flex-direction: row;
            li {
                margin-right: 0.5em;
                a {
                    background: $color-main-grey;
                    border-radius: 5px;
                    padding: 2px;
                }
            }
        }
    }

    ul {
        padding-left: 10px;
    }
}

.art-menu {
    $art-thumb-wt: ($body-width / 2) - 16;
    $art-thumb-ht: 300px;
    //$art-thumb-ht: $art-thumb-wt;
    display: flex;
    flex-flow: row wrap;
    align-items: flex-start;
    justify-content: space-around;
    align-content: center;
    .art-category {
        margin-bottom: 1em;
        .link-mask {
            position: absolute;
            z-index: 1;
            width: $art-thumb-wt;
            height: $art-thumb-ht;
            line-height: $art-thumb-ht - 16;
            text-align: center;
            background: $color-main-bg;
            opacity: 0;
            transition: opacity 0.2s ease-in-out;
            font-size: 200%;
            color: $color-dark-bg;

            &:hover {
                opacity: 0.7;
            }
        }
        .thumbnail {
            width: $art-thumb-wt;
            height: $art-thumb-ht;
            position: relative;

            &::after {
                content: "";
                display: block;
                padding-bottom: 100%;
            }

            img {
                position: absolute;
                width: 100%;
                height: 100%;
                image-orientation: initial;
                object-fit: cover;
            }
        }
    }
}

.art {
    display: flex;
    flex-flow: row wrap;

    .art-img {
        margin: 0.5em 0;
        img {
            width: 100%;
            height: auto;
            image-orientation: from-image;
        }
    }
}


blockquote {
    margin: 0.5em;
    padding: 1em;
    background: $color-main-grey-dark;
    border-width: 2px 2px 2px 5px;
    border-color: $color-main-grey;
    border-style: solid;
    border-radius: 0.5em;
}

code {
    font-family: $code-font;
    font-size: 0.9em;
    background: $color-main-grey;
    padding: 2px;
    border-radius: 5px;
}
div.highlight {
    overflow-x: auto;
    background: $color-main-grey;
    padding-left: 0.5em;
    border-radius: 5px;
    code {
        padding: 0;
    }
}

audio {
    width: 100%;
    border-radius: 25px;
}

footer {
    padding-top: 0.5em;
    border-top: $border-nav;
    text-align: center;
    font: 75% $body-font;
    p {
        margin: 0;
    }
}

@media only screen and (max-width: 760px) {
    footer p {
        padding: 0;
    }
    nav {
        margin-bottom: 5vh;
        height: 130px;
        ul {
            width: 100%;
            padding-top: 48px;
            position: relative;
            top: 5vh;
        }
        img {
            position: absolute;
            top: 0;
        }
    }
    .content {
        margin-top: 140px;
    }
    .about {
        flex-direction: column-reverse;
        .about-sidebar {
            display: flex;
            flex-direction: column;
            img {
                width: 128px;
                margin: 0 auto;
            }
        }
        .about-links {
            margin-top: 0;
            p:first-child {
                margin: 0;
                padding-top: 0;
            }
            ul {
                padding-top: 1em;
                display: flex;
                flex-wrap: wrap;
                li {
                    margin: auto;
                    padding: 0 0.5em;
                }
            }
        }
    }
}

@media (prefers-color-scheme: dark) {
    html {
        background: $color-dark-bg;
    }
    body {
        color: $color-main-bg;
    }
    nav {
        background: rgba($color-dark-bg, $nav-alpha);
        ul {
            border-bottom: $border-dark;
        }
    }
    code {
        background: $color-darker-grey;
    }
    .art-menu .art-category .link-mask {
        background: $color-dark-bg;
        color: $color-main-bg;
    }
    div.highlight {
        background: $color-darker-grey;
    }
    .post {
        border: 2px solid $color-dark-grey;
    }
    .post-page .post-header ul li a {
        background: $color-dark-grey;
    }

    footer {
        border-top: $border-dark;
    }
    blockquote {
        background: $color-nav-current;
        border-color: $color-dark-grey;
    }
}