@font-face {
    font-family: "susiSSP-b";
    src: url(/static/fonts/SourceSansPro-Bold.otf);
}
@font-face {
    font-family: "susiSSP-sb";
    src: url(/static/fonts/SourceSansPro-Semibold.otf);
}

:root {
    --primaryColor: black;
    --secondaryColor: #cd3c37;

    --background-color: #222222;

    --textColor: lightgray;
    --specialTextColor: var(--secondaryColor);
    
    --borderColor: white;
    --strokeWidth: 8px;
    --borderWidth: calc(var(--strokeWidth) / 2);
    --borderRadius: 10px;
    
    --standardMargin: 1ex;
    
    font-family: "susiSSP-sb";
    font-size: large;
}

body {
    max-width: 100%;
    padding: 0;
    margin: 0;
    overflow: auto;
    
    color: var(--textColor);
    background-color: var(--background-color);
    background-image: url("/static/susi_background.webp");
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    margin: 0;
    text-align: center;
    z-index: 1;

    font-weight: bold;
}
header > h1 {
    margin: var(--standardMargin) auto;
}
nav {
    max-width: calc(100% - 9 * var(--standardMargin) - 4 * var(--borderWidth) - 3em);
    width: fit-content;
    z-index: 10;

    margin: var(--standardMargin) auto;
    padding: var(--standardMargin);
    text-align: center;

    background-color: var(--secondaryColor);
    border-radius: var(--borderRadius);
    border: var(--borderWidth) solid var(--borderColor);
}
nav ul {
    padding: 0;
    margin: 0;
    list-style-type: none;
}
nav li {
    display: inline;
    padding: 0 var(--standardMargin);
}

#message {
    width: calc(100% - 2 * var(--standardMargin));
    margin: var(--standardMargin) auto;

    display: flex;
    justify-content: space-around;
    align-items: center;
    text-align: center;
    height: 2em;

    border-radius: var(--borderRadius);
    font-weight: bold;
}
#message.success {
    background-color: #37cd3c;
    color: black;
}
#message.info {
    background-color: #3c37cd;
    color: white;
}
#message.error {
    background-color: var(--secondaryColor);
    color: white;
}
@media (min-width: 970px) {
    #message {
        width: calc(70vw - 2 * var(--standardMargin));
    }
}

#content {
    margin: auto;
    padding: calc(8 * var(--standardMargin) + 2 * var(--borderWidth) + 6.5em) 5vw 5vh;
}

@media (min-width: 970px) {
    .twoColumn {
        display: flex;
        justify-content: space-around;
        align-items: baseline;
        margin: var(--standardMargin) auto;
    }
    .twoColumn .half {
        width: 50%;
    }
}

strong, a {
    color: var(--specialTextColor);
}
a:focus {
    outline: transparent;
}
a {
    text-decoration: none;
}
h1, h2, h3, h4, h5, h6, b, strong, nav a, th,
a:hover, a:focus,
form input[type=button], form input[type=submit], form textarea, button,
summary {
    color: var(--specialTextColor);
    /* text-shadow: var(--borderColor) 0 0 var(--strokeWidth); */

    -webkit-text-fill-color: var(--secondaryColor);
    -webkit-text-stroke: var(--strokeWidth) var(--borderColor);
    paint-order: stroke fill;

    font-weight: bold;
}
h1, h2, h3, h4, h5, h6, b, strong, th,
a:hover, a:focus {
    margin: var(--standardMargin) calc(var(--standardMargin) / 2);
}
nav a:hover, nav a:focus {
    margin: 0;
}
form input, form textarea, button, input:is(:-webkit-autofill, :autofill){
    margin: var(--standardMargin) auto;
    padding: var(--standardMargin);
    max-width: calc(100% - 2 * var(--standardMargin));

    background-color: var(--secondaryColor);
    border-radius: var(--borderRadius);
    border: var(--borderWidth) solid var(--borderColor);
    cursor: pointer;
    outline: none;

    font-size: 1em;
    font-weight: bold;
    color: white;
}
form input:focus, form input:hover,
form textarea:focus, form textarea:hover,
button:focus, button:hover,
nav a:focus, nav a:hover, summary:focus > h2, summary:hover > h2 {
    color: var(--primaryColor);
    -webkit-text-fill-color: var(--primaryColor);
}

summary {
    margin-bottom: var(--standardMargin);
}
summary > * {
    display: inline;
}
details {
    margin-top: var(--standardMargin);
}
details > summary {
    list-style: none;
    cursor: pointer;
    color: var(--specialTextColor);
}
summary::-webkit-details-marker {
    display: none;
}