@font-face {
  font-family: "fk_KikaiChokoku";
  src: url("/misc/fkKikaiChokoku-v0320.woff") format("woff");
  font-weight: normal;
  font-style: normal;
}
@font-face {
  font-family: 'KikaiChokokuJIS_CnKn';
  src: url('KikaiChokokuJIS-CnKn-20180924.eot');
  src: url('KikaiChokokuJIS-CnKn-20180924.eot?#iefix') format('embedded-opentype'),
      url('KikaiChokokuJIS-CnKn-20180924.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}
@font-face {
  font-family: 'KikaiChokokuJIS_XCnKn';
  src: url('KikaiChokokuJIS-XCnKn-20180924.eot');
  src: url('KikaiChokokuJIS-XCnKn-20180924.eot?#iefix') format('embedded-opentype'),
      url('KikaiChokokuJIS-XCnKn-20180924.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

* {
  box-sizing: border-box;
}
:root {
  --base-bg-color: #ffffff;
  --base-text-color: #000000;
  --base-link-color: #2244cc;
  --base-visited-color: #2255aa;
  --base-hover-color: #2233ee;
  --base-heading-color: #666060;
  --base-heading-bg-color: #777070;
  --base-alert-color: #dd2222;
  --base-marker-color: #999090;
  --base-border-color: #c0c0cc;
  --base-table-color: #777790;
  --facility-color: #d8d0c0;
  --facility-light-color: #e8e0cc;
  --skeuomorphic-text-color: #222230;
  --skeuomorphic-font: 14px/18px "fk_KikaiChokoku";
  --skeuomorphic-transition: 125ms;
  --header-height: 104px;
  --navbar-height: 64px;
  --navbar-transition: 250ms;
  --sidenav-width: 176px;
  --main-maxwidth: 816px;
  --main-gap: 16px;
  --scroll-margin: 32px;
  --lv1-padding: 48px;
}
:target {
  scroll-margin-top: var(--scroll-margin);
}

html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg-primary-color);
  line-height: 1.5;
}
a:link, a:active {
  color: var(--base-link-color);
}
a:visited {
  color: var(--base-visited-color);
}
a:focus-visible, a:hover {
  color: var(--base-hover-color);
}
p {
  margin: .5em 0;
}
em {
  font-style: normal;
  font-weight: bold;
}
h2 {
  margin: 2em 0 1em;
  padding: 1px 8px 0;
  border-radius: 4px;
  background-color: var(--base-heading-bg-color);
  color: var(--base-bg-color);
  font-size: 150%;
  font-weight: bold;
}
h3 {
  margin: 2em 0 1em;
  padding: 0 8px;
  border-bottom: 2px solid var(--base-heading-color);
  color: var(--base-heading-color);
  font-size: 150%;
  font-weight: bold;
}
h4 {
  margin: 1.5em 0 .5em;
  color: var(--base-heading-color);
  font-size: 150%;
  font-weight: bold;
}
h3 + h4 {
  margin-top: 1em;
}
dl {
  margin: .5em 0;
  display: grid;
  grid-template-columns: fit-content(calc(50% - 1em)) 1fr;
  gap: .5em 1em;
}
dt {
  font-weight: normal;
}
dd {
  margin: 0;
}
ul {
  margin: .5em 0;
  padding: 0;
  list-style-type: none;
}
ul:not(.no-marker) > li,
dl.markered > dt {
  margin-inline-start: 1.25em;
  position: relative;
}
ul:not(.no-marker) > li::before,
dl.markered > dt::before {
  content: "";
  position: absolute;
  top: .45em;
  inset-inline-start: -1.25em;
  width: .4em;
  height: .4em;
  border-style: solid solid none none;
  border-width: 2px;
  border-color: var(--base-marker-color);
  transform: rotate(45deg);
}
dl.markered {
  display: block;
}
dl.markered > dd {
  margin-block: .5em 1em;
  margin-inline-start: 1.25em;
}
dl.markered > dd:last-child {
  margin-bottom: 0;
}
figure {
  margin: 1em 0;
  display: grid;
  gap: .5em 16px;
  align-items: start;
}
figure > *:not(figcaption) {
  width: 100%;
  max-width: 400px;
  justify-self: center;
}
figure img {
  width: 100%;
  height: auto;
  display: block;
}
figure > button {
  appearance: none;
  padding: 0;
  border: 1px solid var(--base-border-color);
  border-radius: 4px;
  background-color: transparent;
  justify-self: center;
  cursor: pointer;
}
figcaption > *:first-child {
  margin-top: 0;
}
figcaption > *:last-child {
  margin-bottom: 0;
}
fieldset {
  margin: 1em 0;
  padding: 0;
  border-style: none;
}
legend {
  margin: 1em 0 0;
  padding: 0;
  color: var(--base-heading-color);
  font-size: 125%;
  font-weight: bold;
}
table {
  width: fit-content;
  max-width: 100%;
  margin: 2em auto;
  overflow-x: auto;
  display: grid;
  grid-template-columns: repeat(var(--columns, 1), auto);
  gap: 0 8px;
}
p + table {
  margin-top: 1em;
}
thead, tbody, tr {
  display: contents;
}
th, td {
  padding: 5px 8px 4px;
  border-width: 1px;
  border-style: none none solid;
  border-color: var(--base-table-color);
  line-height: 1.25;
  grid-column: span var(--colspan, 1);
  grid-row: span var(--rowspan, 1);
}
th {
  color: var(--base-table-color);
  font-weight: bold;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
[colspan="2"] {
  grid-column: span 2;
}
[rowspan="2"] {
  grid-row: span 2;
}
table.no-border:not(.single-column) {
  row-gap: 8px;
}
table.no-border th,
table.no-border td {
  padding: 0;
  border-style: none;
}
table.single-column {
  row-gap: 0;
}
table.single-column th {
  align-items: start;
}
table.single-column tr:not(:first-child) th {
  margin-top: 8px;
}
table.with-note-col td:last-child {
  font-size: 87.5%;
}
figure > table {
  margin: 0;
  column-gap: 0;
}
figure > table th,
figure > table td {
  padding: 4px 0;
}
figure > table:not(.no-border) th {
  align-items: start;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  white-space: nowrap;
  overflow: hidden;
  clip-path: inset(50%);
}
.text-caption {
  font-size: 87.5%;
  font-weight: normal;
}
.text-negative {
  color: var(--base-alert-color);
}
.box-text {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.icon-inline {
  width: 1em;
  height: 1em;
  color: var(--base-marker-color);
  vertical-align: -.12em;
}
.font-kikaichokoku {
  font-family: "fk_KikaiChokoku";
}

header {
  width: 100%;
  height: var(--header-height);
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--facility-color);
}
header > h1 {
  margin: 0;
  padding: 0;
}
header > h1 img {
  width: auto;
  max-width: 100%;
  height: auto;
  display: block;
}
.container > nav {
  position: sticky;
  top: calc(0px - var(--navbar-height) - 4px);
  z-index: 1;
  height: var(--navbar-height);
  background-color: var(--facility-color);
  transition: top var(--navbar-transition);
}
.container > nav.show,
.container > nav.busy {
  top: 0;
}
.back-to-top {
  display: none;
}
.toc {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
}
.toc, .toc ol, .toc li {
  margin: 0;
  padding: 0;
  list-style-type: none;
}
.toc > li > a {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 64px;
  padding: 8px 12px;
  background: url(/misc/skeuomorphic/lect-pl-w-off-l.png) left / contain no-repeat, url(/misc/skeuomorphic/lect-pl-w-off-r.png) right / contain no-repeat, url(/misc/skeuomorphic/lect-pl-w-off-c.png) center / 99% 100% no-repeat #000000;
  box-shadow: #00000055 0 2px 4px;
  color: var(--skeuomorphic-text-color);
  text-align: center;
  text-decoration: none;
  font: var(--skeuomorphic-font);
  display: flex;
  justify-content: center;
  align-items: center;
}
.toc > li > a .box-text {
  -webkit-line-clamp: 2;
  line-clamp: 2;
}
.toc > li > a::before,
.toc > li > a::after,
.toc > li > ol > li > a::before,
.toc > li > ol > li > a::after {
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--skeuomorphic-transition);
}
.toc > li > a::before {
  background: url(/misc/skeuomorphic/lect-pl-vw-on-l.png) left / contain no-repeat, url(/misc/skeuomorphic/lect-pl-vw-on-r.png) right / contain no-repeat, url(/misc/skeuomorphic/lect-pl-vw-on-c.png) center / 99% 100% no-repeat;
}
.toc > li > a[aria-current="true"]::before {
  opacity: 1;
}
.toc > li > a::after {
  background: url(/misc/skeuomorphic/lect-pl-yw-on-l.png) left / contain no-repeat, url(/misc/skeuomorphic/lect-pl-yw-on-r.png) right / contain no-repeat, url(/misc/skeuomorphic/lect-pl-yw-on-c.png) center / 99% 100% no-repeat;
}
.toc > li > a:is(:focus-visible, :active)::after,
.toc > li > a.busy::after {
  opacity: 1;
}
.toc > li > ol {
  display: none;
}
.container_main > main {
  margin-top: 16px;
  margin-inline: 8px;
}
.container_main > main > section {
  padding-bottom: max(var(--lv1-padding), var(--scroll-margin));
}
.container_main > main > *:not(section) + section {
  margin-top: var(--scroll-margin);
}
.container_main > main > section > *:first-child {
  margin-top: 0;
}
.container_main > main > section > *:last-child {
  margin-bottom: 0;
}
footer {
  margin: 32px 0;
  padding: 0 8px;
  border-top: 1px solid var(--base-border-color);
}
footer dt {
  text-align: justify;
  text-align-last: justify;
}
footer dd.author,
footer dd.author > ul {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0 1em;
}

.specimen > dl {
  margin: .5em 0;
  font-size: 87.5%;
}
.specimen > dl > dd {
  display: flex;
  flex-wrap: wrap;
  gap: 0 .5em;
}
.specimen > dl > dd > p {
  margin: 0;
}
.specimen > textarea {
  width: 100%;
  height: 200px;
  border: 1px solid var(--base-border-color);
  border-radius: 4px;
  line-height: 1.25;
  resize: vertical;
}
.table-spec td {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.table-spec a[download] {
  font-weight: bold;
  overflow-wrap: anywhere;
}
.glyph-list {
  overflow-wrap: anywhere;
  word-break: break-all;
}
.alert {
  --alert-bg: url("data:image/svg+xml,%3Csvg%20viewBox%3D%220%200%207%204%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20d%3D%22M%200%204%20L%203%204%20L%207%200%20L%204%200%20Z%22%20fill%3D%22%23ee2233%22%3E%3C%2Fpath%3E%3C%2Fsvg%3E");
  margin: 1em 0;
  padding: 16px 8px;
  border-style: none;
  border-color: var(--base-alert-color);
  border-width: 1px;
  background: var(--alert-bg) repeat-x top center / 14px 8px, var(--alert-bg) repeat-x bottom center / 14px 8px var(--base-bg-color);
}
.alert > *:first-child {
  margin-top: 0;
}
.alert > *:last-child {
  margin-bottom: 0;
}
.alert .title {
  color: var(--base-alert-color);
  font-weight: bold;
}
.alert dl {
  row-gap: 4px;
}


@media (min-width: 608px) {
  h2 {
    padding-inline: 16px;
  }
  figure > *:not(figcaption) {
    justify-self: normal;
  }
  header {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
  }
  .container {
    display: grid;
    align-items: start;
    grid-template-columns: var(--sidenav-width) 1fr;
    gap: max(var(--main-gap), calc(50vw - var(--sidenav-width) - var(--main-maxwidth) / 2));
  }
  .container > nav {
    top: 0;
    height: auto;
    max-height: 100vh;
    padding: 0 8px 16px;
    border-bottom-right-radius: 8px;
    overflow: hidden auto;
    scrollbar-width: thin;
  }
  .container > nav > * {
    width: calc(var(--sidenav-width) - 16px);
  }
  .back-to-top {
    position: relative;
    height: var(--header-height);
    display: flex;
    justify-content: center;
    align-items: start;
  }
  .back-to-top > label {
    position: absolute;
    z-index: 1;
    top: 10px;
    left: calc(50% - 18px);
    width: 36px;
    color: var(--skeuomorphic-text-color);
    text-align: justify;
    text-align-last: justify;
    font: var(--skeuomorphic-font);
    font-size: 12px;
    line-height: 1;
    pointer-events: none;
  }
  .back-to-top > button {
    position: relative;
    z-index: 0;
    width: 88px;
    height: var(--header-height);
    display: block;
    appearance: none;
    margin: 0;
    padding: 0;
    border-style: none;
    background: url(/misc/skeuomorphic/daruma-pl-g-off-uarrow.png) center / cover no-repeat;
    cursor: pointer;
  }
  .back-to-top > button::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: url(/misc/skeuomorphic/daruma-pl-g-on-uarrow-button.png) center / cover no-repeat;
    opacity: 0;
    transition: opacity var(--skeuomorphic-transition);
  }
  .back-to-top > button:is(:focus-visible, :active)::before,
  .back-to-top > button.busy::before {
    opacity: 1;
  }
  .toc {
    display: block;
  }
  .toc > li > a {
    background-color: transparent;
  }
  .toc > li > ol {
    margin: 8px 0;
    display: block;
  }
  .toc > li > ol > li > a {
    position: relative;
    z-index: 0;
    width: 100%;
    height: 32px;
    padding-left: 28px;
    background: url(/misc/skeuomorphic/mini-pl-c-off.png) center left / 24px no-repeat;
    color: var(--skeuomorphic-text-color);
    text-decoration: none;
    font: var(--skeuomorphic-font);
    display: flex;
    justify-content: start;
    align-items: center;
  }
  .toc > li > ol > li a .box-text {
    -webkit-line-clamp: 1;
    line-clamp: 1;
  }
  .toc > li ol > li > a::before {
    background: url(/misc/skeuomorphic/mini-pl-pw-on.png) center left / 24px no-repeat;
  }
  .toc > li ol > li > a[aria-current="true"]::before {
    opacity: 1;
  }
  .toc > li ol > li > a::after {
    background: url(/misc/skeuomorphic/mini-pl-y-on.png) center left / 24px no-repeat;
  }
  .toc > li ol > li > a:is(:focus-visible, :active)::after,
  .toc > li ol > li > a.busy::after {
    opacity: 1;
  }
  .container_main {
    margin-top: var(--header-height);
  }
  .container_main > main {
    max-width: var(--main-maxwidth);
    margin-inline: 0 16px;
  }
  footer {
    padding: 0;
  }
}

@media (min-width: 800px) {
  figure {
    grid-template-columns: 400px 1fr;
  }
}

@media (any-hover: hover) {
  .back-to-top > button:hover::before,
  .toc > li > a:hover::after,
  .toc > li ol > li > a:hover::after {
    opacity: 1;
  }
}