body {
    margin: 0px;
    background-image: url(../img/bg_alt.png);
    font-family: sans-serif;
}

header {
    position: relative;
    text-align: left;
    max-width: 1000px;
    margin: auto;
}

h1,
h2,
h3 {
    font-family: Ubuntu, Arial, sans-serif;
}

h2 {
    margin-top: 1.5em;
}

hr {
    border: 0px;
    padding: 1em;
}

ul {
    text-align: left;
    font-size: 18px;
    font-weight: bold;
}

ul p {
    font-weight: normal;
    font-style: italic;
}

#logo-wrapper {
    margin: 1em;
    position: relative;
    line-height: 0px;
}

#robot {
    position: absolute;
    /* Align slightly below to account for head assymetry */
    bottom: -1px;
    right: 2em;
    /* Based on the ratio of the robot head and the logo */
    max-width: 9.225vw;
}

#logo {
    max-width: 50vw;
    max-height: 100px;
}

#subtitle {
    margin: 1em 2em;
    font-size: 16px;
    font-family: sans-serif;
}


@media screen and (max-width: 500px) {
    header {
        text-align: center;
    }

    #robot {
        display: none;
    }
}

.nav-wrapper {
    /* background-color: #9ce0f1; */
    background-color: rgba(255, 255, 255, 0.7);
    border: solid #555;
    border-width: 1px 0px;
}

nav {
    margin: 0px auto;
    max-width: 800px;
    font-family: Ubuntu, Arial, sans-serif;
    font-weight: bold;
    font-size: 16px;
    padding: 0.5em;
    text-decoration: none;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
}

.nav-row {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    flex-wrap: wrap;
}

h1 {
    text-align: center;
    margin: 0px;
    padding: 1em;
}

nav:nth-child(2) {
    min-width: 40%;
}

nav a {
    text-decoration: none;
    color: #000;
    padding: 0.5em;
}

nav a:hover {
    text-shadow: rgba(0, 0, 0, 0.2) 1px 1px 1px;
}

nav a:visited {
    color: inherit;
}

.active {
    border-radius: 5px 5px;
    box-shadow: rgba(0, 0, 0, 0.5) 0px 0px 4px;
}

#main-wrapper {
    background-color: #fff;
}

main {
    padding: 1em;
    padding-top: 0em;
    max-width: 1000px;
    margin: auto;
}

main img {
    max-width: 100%;
}

footer {
    background-color: rgba(255, 255, 255, 0.7);
    border-top: solid 1px #555;
    text-align: center;
    padding: 2em;
}

footer .links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

footer .updated-date {
    margin-top: 1em;
    font-size: 0.8em;
}

footer a {
    margin: 1em;
}

footer .active {
    font-weight: bold;
}

.person {
    white-space: nowrap;
    font-weight: bold;
    font-family: serif;
    font-size: 1.05em;
}

.yoshimi {
    color: #8c224c;
    font-weight: bold;
    font-family: serif;
    font-size: 1.05em;
}

.zyn {
    color: #1d683b;
    font-weight: bold;
    font-family: serif;
    /* 
      More capital letters in zyn, make
      it slightly smaller to compensate
    */
    font-size: 1.02em;
}

.center-padded {
    text-align: center;
}

.center-padded a {
    margin: 0px 20px;
    white-space: nowrap;
}

.linktable {
    border-spacing: 0px;
    border: 1px solid #777;
    width: 100%;
    font-family: monospace;
    font-weight: bold;
}

.linktable td,
.linktable th {
    /* Assumes two columns, but if more are added the layout needs to
       be adjusted regardless (can't have paired right-left alignment
       with e.g. three columns).
     */
    padding: 14px;
    text-align: left
}

.linktable thead {
    background-color: #cccccc;
}

.linktable td:nth-child(3),
.linktable th:nth-child(3) {
    width: 10%;
}

.linktable tbody tr:nth-child(2n) {
    background-color: #eeeeee;
}

iframe,
embed {
    width: 100%;
    border: 0px;
}

.demos h2 {
    margin-top: 40px;
}

.demos .person {
    font-style: italic;
    font-size: 0.95em;
}

audio {
    width: 100%;
    border-radius: 10px;
}

.screenshots {
    text-align: center;
}

.screenshots img {
    box-shadow: rgba(0, 0, 0, 0.6) -4px 4px 10px;
    margin-bottom: 2em;
    margin-top: 3em;
}


.history p {
    margin: 1.5em 0em;
}

.history q {
    font-size: 1.2em;
}

.history .person {
    font-size: 1em;
}

blockquote {
    display: block;
    max-width: 800px;
    border-width: 2px 0;
    border-style: solid;
    border-color: #eee;
    padding: 1.5em 1em;
    padding-bottom: 0.5em;
    margin: 1.5em auto;
    position: relative;
}

blockquote a {
    color: black;
    text-decoration: none;
}

.attribution {
    text-align: right;
    font-family: serif;
    font-size: 0.9em;
}

.code-instruction {
    margin: 2em 0em;
}

.code-instruction div {
    margin-top: 0.5em;
    font-family: monospace;
    background: #efefef;
    font-size: 1.1em;
    padding: 0.5em;
    border: 0px solid;
    border-radius: 5px;
}


/* Dark mode color adjustments */

@media (prefers-color-scheme: dark) {
    body {
        background-image: url(../img/bg_alt_dark.png);
        color: white;
    }

    #main-wrapper {
        background-color: #101010;
    }

    #logo {
        filter: invert(100%);
    }

    footer,
    .nav-wrapper {
        background-color: rgba(0, 0, 0, 0.7);
    }

    nav a {
        color: white;
    }

    nav a:visited {
        color: white;
    }

    .code-instruction div {
        background-color: #333;
    }

    .active {
        box-shadow: rgba(255, 255, 255, 0.8) 0px 0px 4px;
    }

    .linktable thead {
        background-color: #404040;
    }

    .linktable tbody tr:nth-child(2n) {
        background-color: #202020;
    }

    a {
        color: #55f;
    }

    a:visited {
        color: #77f;
    }
}