/* general page styling */

:root {
  --main-bg-color: #020404;
  --main-text-color: #efe3e3;
  --main-accent-color: #f9c827;
  --secondary-accent-color: #ff925f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  overflow-x: hidden;

  background-color: var(--main-bg-color);
  color: var(--main-text-color);

  margin: 1.5rem;
  margin-top: 0;
}

a {
  color: var(--main-accent-color);

  &:hover,
  &:focus {
    color: var(--secondary-accent-color);
  }
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, "Courier New",
    monospace;
}

img {
  display: block;

  &.small {
    max-height: 10em;
    width: auto;
  }
}

h1 {
  font-weight: 700;
  font-size: 1.8rem;
  margin-bottom: 0.5em;
  color: var(--main-accent-color);
}
h2 {
  font-size: 1.5rem;
}
h3 {
  font-size: 1.2rem;
}

/* page header */

#space-image {
  height: 12vh;
  transition: height 0.2s, transform 0.2s;

  &:hover {
    height: 14vh;
  }
}

header {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  overflow: hidden;
}

#header-image {
  height: 20vh;
  max-width: 40vw;
}

#skip-header {
  background: var(--main-bg-color);
  border: 0;
  clip: rect(0, 0, 0, 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;

  &:active,
  &:focus {
    clip: auto;
    height: auto;
    margin: 1em;
    overflow: visible;
    white-space: inherit;
    width: auto;
  }
}

nav {
  display: flex;
  flex-wrap: wrap;
  margin: 1em;

  a {
    height: min-content;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--main-text-color);
    margin-left: 1em;
    margin-bottom: 0.4em;
    text-transform: uppercase;
    text-decoration: underline 0.15em var(--main-text-color);
    transition: text-decoration-color 0.3s, color 0.25s;

    &:focus,
    &:hover {
      text-decoration-color: var(--main-accent-color);
      color: var(--main-accent-color);
    }
  }
}

/* main grid */

main {
  display: grid;
  grid-template: ". content ." auto / 1fr minmax(min-content, 45rem) 1fr;

  section {
    grid-area: content;
  }

  img {
    height: auto;
    max-width: 100%;
    border-radius: 1em;
  }
}

footer {
  background-color: var(--main-bg-color);
  text-align: center;
  padding-top: 1.5em;
  margin-top: 1.5em;
  font-weight: bold;
  border-top: 2px solid transparent;
  border-image: linear-gradient(
    90deg,
    transparent,
    var(--secondary-accent-color),
    transparent
  );
  border-image-slice: 1;
}

/* calendar */

#dbkcalendar {
  * {
    border-radius: 0.25em;
  }

  .calendar-date th {
    padding: 0.5em 1em;
    background: oklch(40% 0 0);
  }
  td {
    padding: 1em;
  }
  p {
    margin: 0;
    max-height: min-content;

    &.categories {
      margin-top: 0.2em;

      em {
        background-color: var(--main-accent-color);
        padding: 0 0.25em;
        font-style: normal;
        font-weight: bold;
        color: var(--main-bg-color);
      }
    }
  }
}

em.summary {
  font-style: normal;
  font-weight: bold;
}

table {
  border-spacing: 0;
  border-collapse: collapse;

  * {
    text-align: left;
    vertical-align: top;
  }
}