:root {
  --gap: 1.67rem;
  --primary: #111;
  --secondary: #444;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body {
  margin: 0;
  color: var(--primary);
  font-family: system-ui, sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 1.67;
  word-break: break-word;
  background-color: #fff;
}
article,
aside,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section {
  display: block;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
}
strong,
b {
  font-weight: 600;
}
ol,
ul {
  margin: 0;
  padding: 0;
}
ul {
  list-style: square;
}
a {
  color: var(--primary);
  text-decoration: none;
}
em {
  font-family: Charter, "Bitstream Charter", "Sitka Text", Cambria, serif;
}
figure {
  margin: 0;
}
video {
  max-width: 100%;
}
table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}
button,
input,
textarea {
  padding: 0;
  font: inherit;
  background: transparent;
  border: 0;
  appearance: none;
}
button,
input[type="button"],
input[type="submit"] {
  cursor: pointer;
}
img {
  display: block;
  max-width: 100%;
}
iframe {
  max-width: 100%;
}
div.wrapper {
  max-width: 800px;
  margin: 0 auto;
}
header.header {
  background-color: var(--primary);
  position: sticky;
  top: 0;
  font-size: 14px;
  line-height: 2;
  z-index: 999;
}
.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
h1.logo {
  font-size: 14px;
}
p.logo {
  margin: 0;
}
nav a {
  color: #ddd;
}
.logo a {
  font-size: 14px;
  line-height: 1.6;
  font-weight: 700;
}
ul.navi li {
  display: inline-block;
  font-size: 12px;
  list-style-type: none;
  margin: 0 16px 0 0;
}
ul.navi li a:hover {
  text-decoration: underline;
}
div.wrapper.search {
  margin: 10px auto 40px;
}
.gsib_a,
.gsc-search-button {
  line-height: 1;
}
.gsc-search-button.gsc-search-button-v2 {
  margin: 0;
  padding: 7px 27px;
}
.gsc-control-cse {
  padding: 10px 0 !important;
}
.footer {
  margin-bottom: 24px;
  font-size: 12px;
  text-align: center;
}
.footer a {
  margin: 0 5px;
}
.footer a:hover {
  text-decoration: underline;
}
.not-found {
  position: absolute;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80%;
  font-size: 160px;
  font-weight: 700;
}
.first-entry {
  position: relative;
}
.entry-header h2 {
  font-size: 30px;
}
.post-entry {
  position: relative;
  margin: 60px 0;
  padding: var(--gap);
  border: 1px solid #ddd;
}
.post-entry:hover {
  border-color: var(--primary);
}
.home p {
  margin-bottom: 1em;
}
.meta-info {
  font-size: 12px;
  font-weight: 300;
  color: #444;
}
.entry-link {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}
.pagination {
  margin: 60px 0;
  display: flex;
  justify-content: center;
  gap: 5rem;
}
.pagination a {
  font-size: 18px;
  color: var(--primary);
}
.pagination a:hover {
  color: var(--secondary);
}
.post-title {
  font-size: 30px;
  transform: translateX(-2px);
}
h2.list-header {
  font-size: 22px;
}
.list-header + ol {
  columns: 1;
  margin-bottom: 1.67em;
}
.post-content a {
  text-decoration: underline;
}
.post-content a:hover {
  color: var(--secondary);
}
.highlight {
  padding: 1em;
  background: #eee;
}
footer.page-footer {
  margin: 50px 0;
}
footer.page-footer ul.pagination {
  display: flex;
  text-align: center;
  list-style: none;
  gap: 0.1rem;
}
footer.page-footer ul.pagination li a {
  margin: 0 5px;
}
footer.page-footer ul.pagination li a:hover {
  color: var(--secondary);
}
footer.page-footer ul.pagination li.active a {
  text-decoration: underline;
}
footer.page-footer ul.pagination li:first-child {
  margin: 0 15px 0 0;
}
footer.page-footer ul.pagination li:last-child {
  margin: 0 0 0 15px;
}
h2.subheader {
  font-size: 22px;
}
.sitemap {
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  grid-gap: 1em;
  margin-bottom: 5em;
}
.sitemap .card {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  border: 1px solid #ddd;
}
.sitemap .card:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.sitemap .card article {
  padding: 0.5em;
  display: flex;
  flex: 1;
  justify-content: space-between;
  flex-direction: column;
}
.sitemap h3 {
  font-size: 16px;
  font-weight: 400;
  text-transform: lowercase;
}
.sitemap .card span {
  font-size: 12px;
  color: #444;
}
code {
  display: inline-block;
  margin: 0 0.5em;
  padding: 0 0.5em;
  font-size: 82%;
  font-family: "Nimbus Mono PS", "Courier New", monospace;
  background-color: #eee;
}
.highlight code {
  color: #eee;
  background-color: #111;
}
.ffn {
  padding: 0;
  list-style: none;
}
.ffn li {
  margin: 4rem 0;
}
.ffn .header {
  display: flex;
  align-items: center;
}
.ffn .header .header-image {
  margin-right: 16px;
  width: 32px;
  height: 32px;
}
.ffn .content-image {
  position: relative;
}
.ffn .content-image img,
.ffn .content-image video {
  margin-top: 0.5rem;
}
.ffn .content-image span,
.ffn .header span {
  display: block;
  font-size: 12px;
}
ul.ffn h3 {
  font-size: 22px;
}
ul.ffn h4 {
  font-size: 12px;
  font-weight: 400;
}
main figure img {
  z-index: 99;
  width: 100%;
}
main figure img + img {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -999;
}
main figure:hover img + img {
  z-index: 1;
}
main .img-extra {
  display: block;
  line-height: 1;
}
main .img-extra::after {
  content: "↑ hover image to play video";
  font-size: 12px;
  color: #444;
}
article.wrapper-2017,
article.wrapper-2024 {
  position: relative;
  font-size: 16px;
  margin-top: 100px;
  margin-bottom: 100px;
  padding: var(--gap);
  border: 1px solid #ddd;
}
article.wrapper-2017 p {
  margin-bottom: 1.67em;
}
article.wrapper-2024 p {
  margin: 5px 0;
}
article.wrapper-2024 p:last-child {
  margin-bottom: 22px;
}
article.wrapper-2024 li::after {
  content: "-";
  display: inline-block;
  margin: 0 5px;
  color: #111;
}
article.wrapper-2024 li:last-child::after {
  content: none;
}
article.wrapper-2024 li {
  display: inline-block;
  list-style-type: none;
}
article.wrapper-2017:hover,
article.wrapper-2024:hover {
  border-color: var(--primary);
}
article.wrapper-2017 figure,
article.wrapper-2024 figure {
  position: relative;
  margin: 0;
}
article.wrapper-2024 video {
  margin-bottom: -5px;
}
.info-box .info {
  box-sizing: border-box;
  float: left;
  width: 33.3333333333%;
  min-height: 50px;
}
.info-box .info h4,
h4.about-the-item {
  font-size: 12px;
  color: #444;
  margin-top: 26px;
  font-weight: 400;
}
.info-box {
  overflow: hidden;
}
.info-box .info ul {
  list-style: none;
  padding: 0;
}
article.wrapper-2017 h3 {
  font-size: 18px;
}
article.wrapper-2024 h3 {
  font-size: 20px;
  margin-top: 10px;
}
article.wrapper-2017::after {
  content: " ";
  display: block;
  padding: 20px;
  margin: 10px auto;
  width: 100%;
}
.info span,
span.about-the-item {
  display: block;
  font-size: 12px;
  margin-bottom: 5px;
  color: rgba(0, 0, 0, 0.4);
  margin-top: 43px;
}
.info {
  clear: none;
}
.info-box a:hover {
  color: #444;
}
article.wrapper-2017 .accent,
article.wrapper-2024 .accent {
  display: inline-block;
  width: 25%;
  color: #444;
  font-size: 12px;
}
article.wrapper-2024 .accent {
  position: relative;
  width: 100%;
  margin-top: -30px;
}
article.wrapper-2017 h3 + p {
  margin-top: 0;
}
article.wrapper-2017 p + p {
  margin-bottom: 0;
  line-height: 0.5em;
}
@media (min-width: 476px) {
  .list-header + ol {
    columns: 2;
  }
  .sitemap {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .sitemap-item-feature {
    grid-column: 1 / span 2;
  }
}
@media (min-width: 800px) {
  .sitemap {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
}
@media (max-width: 768px) {
  header.header {
    position: relative;
  }
  nav.nav {
    display: block;
  }
  ul.navi {
    padding: 0;
  }
  ul.navi li {
    margin: 0 8px 0 0;
  }
  .wrapper {
    padding: 0 20px;
  }
  article.post-entry:first-child {
    margin-top: 10px;
  }
  nav.pagination {
    margin: -40px 0 20px;
  }
  div.wrapper.search {
    margin-bottom: 0;
  }
  article.wrapper-2017 {
    margin: 33px 0;
    padding: 10px;
  }
  article.wrapper-2017::after {
    padding: 5px;
  }
  .info-box .info {
    width: 100%;
    text-align: center;
  }
  .info-box .info h4 {
    margin-top: 10px;
  }
  article.wrapper-2017 p + p {
    line-height: 1em;
  }
  article.wrapper-2017 .accent {
    display: block;
    width: 100%;
    margin-top: 10px;
    margin-bottom: 0;
  }
  nav.container ul.pagination li a {
    font-size: 10px;
  }
  footer.page-footer {
    margin: -15px 0 0;
  }
  footer.page-footer ul.pagination {
    margin: 0 0 15px;
  }
}