/*  Colours: 
    - DarkBlue:    #0032a8;
    - LightBlue:   #004cff;
    - LighterBlue: #80a6ff;
    - OffWhite:    #ccdbff;
    - White:       #ffffff;
*/

html {
    padding: 0; margin: 0;
    height: 100%;
} body {
    padding: 0; margin: 0;
    font-family: "Poppins", sans-serif;
    font-size: 15px;
    line-height: 1.667em;
    box-sizing: border-box;
} body.dark {
    background: #0d1a26;
    color: #fff;
} body.blue {
    background: linear-gradient(to bottom, #004cff 9.75em, #0032a8);
    background-attachment: fixed;
    color: #fff;
}
  
a {
    text-decoration: none;
    background: linear-gradient(to right, #80a6ff, #80a6ff);
    background-size: 0% 1px;
    background-position: 50% 100%;
    background-repeat: no-repeat;
    transition: background 0.2s, color 0.2s;
    color: #80a6ff;
} a:hover {
    background: linear-gradient(to right, #ccdbff, #ccdbff);
    background-size: 100% 1px;
    background-position: 50% 100%;
    background-repeat: no-repeat;
    color: #ccdbff;
}
a:active  { color: #004cff; }
  
code {
    font-family: "Fira Code", monospace;
    display: block;
    padding: 0.5em 1em;
    border-radius: 0.5em;
    color: #fff;
    background-color: #00162888;
    font-size: 0.75em;
    line-height: 1.8em;
}
code [bol] { color: #fdb }
code [clr] { color: #fff }
code [com] { font-style: italic; color: #bbb }
code [key] { color: #fbb }
code [num] { color: #bbf }
code [str] { color: #bfb }
code [var] { color: #fbd }
  
header {
    pointer-events: none;
    position: -webkit-sticky;
    position: sticky;
    padding: 3em 0em;
    top: 0;
    z-index: 1;
} body.blue header {
    background: #004cffaa;
    backdrop-filter: blur(0.5em);
} body.dark header {
    background: linear-gradient(to bottom, #0d1a26ff 25%, #0d1a2600 100%),
                radial-gradient(closest-side, #0d1a26cc 25%, #0d1a2600 90%);
/*   background: #00000010; */
} body.dark header:after {
    content: '';
    position: absolute;
    z-index: -1;
    top: 0; left: 0; right: 0; bottom: 0;
    backdrop-filter: blur(0.05em);
    -webkit-mask: linear-gradient(#000f 50%, #0000);
            mask: linear-gradient(#000f 50%, #0000);
} h1.title {
    font-weight: normal;
    margin: 0;
    font-size: 2em;
    letter-spacing: 0.5em;
    text-align: center;
} h2.greet {
    font-weight: normal;
    margin: 0;
    margin-top: 1em;
    font-size: 1.25em;
    display: flex;
    justify-content: center;
    text-align: center;
} h2.greet > hr {
    border-style: none;
    max-width: 4em;
    width: 20%;
    margin: auto 0.5em;
    height: 1px;
}
h2.greet > hr:first-child {
    background: linear-gradient(to left, #ffff, #fff0);
} h2.greet > hr:last-child {
    background: linear-gradient(to right, #ffff, #fff0);
}
body.dark h2.greet > hr:first-child {
    background: linear-gradient(to left, #88ff, #88f0);
} body.dark h2.greet > hr:last-child {
    background: linear-gradient(to right, #88ff, #88f0);
}
  
main {
    max-width: calc(1024px - 2em);
    margin: 0 auto;
    padding: 0em 2em;
    overflow: hidden;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    align-items: start;
} article {
    width: calc(50% - 4em - 1.5em);
    min-width: 18em;
    padding: 1em 2em;
    margin: 0.75em;
    border-radius: 1em;
} article:first-child {
    width: calc(2*max(18em, 50%) + 4em + 1.5em);
} @media (max-width: 49.1em) {
    article {
        width: 100%;
        margin: 0.75em;
    }
} body.blue article {
    background-color: #fff;
    color: #000;
    box-shadow:
        1.4px 2.8px 2.2px rgba(0, 0, 0, 0.05),
        3.4px 6.7px 5.3px rgba(0, 0, 0, 0.07),
        6.2px 12.5px 10px rgba(0, 0, 0, 0.09),
        11.1px 22.3px 17.9px rgba(0, 0, 0, 0.11);
    transition: transform 0.2s;
} body.dark article {
    background: radial-gradient(farthest-side, #2d3943ff 80%, #2d394300 110%),
                linear-gradient(#fff2, #fff2);
    color: #fff;
    transition: 0.2s;
} body.blue article.highlight {
} body.dark article.highlight {
    background-color: #ffffff28;
} article > h3 {
    color: #0032a8;
    font-size: 1.25em;
    margin: 0;
} body.dark article > h3 {
    color: #ccdbff;
    font-size: 1.25em;
    margin: 0;
} article > h3 > i {
    margin: 0 0.5em 0 0;
} article > i {
    margin: 0 0.5em;
} article > p {
    margin: 0.5em 0;
  }
div[space] { height: 120vh; }
  
footer main > article:first-child > h3 {
    text-align: center;
} footer main > article:first-child > h3 > i {
    margin: 0 0.5em;
} footer main > article.locked {
    color: #646464;
    background-color: #00000044;
} footer main > article.locked > h3 {
    color: #828282;
} footer main > article.locked > p {
    display: none;
}
footer {
    max-width: calc(1024px - 2em);
    margin: 0 auto;
    padding: 1em 2em;
}
  
canvas[background] {
    position: fixed;
    top: 0; left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
}