:root {
  --link: #004040;
  zoom: 1.5;
}

* {
  box-sizing: border-box;
}

body {
  max-width: 850px;
  margin: 5px auto 80px;
  padding: 0 5px;
  font: 18px/1.4 sans-serif;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  height: 100%;
}

a {
  color: var(--link);
}

header a {
  color: inherit;
  text-decoration: none;
  opacity: 0.6;
}

header > a {
  font-weight: bold;
}

.site-logo {
  opacity: 1;
}

.site-logo img {
  display: block;
  object-fit: contain;
}

.post-list {
  margin-top: 30px;
}

.post-year {
  margin-bottom: 40px;
}

.post-year-label {
  position: relative;
  left: -80px;
  top: 30px;
  height: 0;
  margin-bottom: 20px;
  font: 12px sans-serif;
}

.post-card {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  width: 370px;
  color: inherit;
  font: 14px sans-serif;
  text-decoration: none;
  white-space: nowrap;
}

.post-card img {
  border: 1px solid;
  object-fit: cover;
}

.post-card:hover {
  text-decoration: underline;
}

article {
  max-width: 85ch;
  margin-top: 3.5rem;
}

h1 {
  margin: 0 0 0.2rem;
  font-size: 2rem;
  font-weight: normal;
  line-height: 1.1;
}

p {
  margin: 0.65rem 0;
}

time {
  display: block;
  margin-bottom: 2rem;
  opacity: 0.6;
}

code {
  color: var(--link);
  font-size: 0.8em;
}

:not(pre) > code {
  padding: 0.05em 0.25em;
  border: 1px solid #d7c8b5;
}

@media (max-width: 930px) {
  .post-card {
    width: 100%;
  }

  .post-year-label {
    top: -20px;
    left: 0;
    font-size: 14px;
  }

  .post-year:first-child .post-year-label {
    display: none;
  }
}

@font-face {
  font-family: "New Computer Modern Math";
  src: url("../fonts/NewCMMath-Regular.otf");
}

math {
  font-family: "New Computer Modern Math", math;
}

mtable.aligned mtd:nth-child(odd) {
  justify-items: end;
  text-align: right;
}

mtable.cases mtd,
mtable.aligned mtd:nth-child(even) {
  justify-items: start;
  text-align: left;
}

mtable.cases mtd,
mtable.aligned mtd {
  padding-inline: 0;
}

mtable {
  math-style: inherit;
}

mtd {
  math-depth: auto-add;
  math-style: compact;
  math-shift: compact;
}

mtable.multiline-equation mtd {
  padding: 0;
  math-depth: inherit;
  math-style: inherit;
  math-shift: inherit;
}

math > mtable.multiline-equation mtr:not(:last-child) mtd {
  padding-bottom: 0.5em;
}

mfrac {
  margin-inline: 0.1em;
  padding-inline: 0;
}

munder > :nth-child(2),
munderover > :nth-child(2) {
  math-shift: compact;
}

munder[accentunder="true" i] > :not(:first-child) {
  math-depth: inherit;
  math-style: inherit;
  math-shift: inherit;
}

math[display="block"] {
  display: block;
  margin: 1em 0;
  overflow-x: auto;
  text-align: center;
}