@charset "UTF-8";
/*
  Josh's Custom CSS Reset
  https://www.joshwcomeau.com/css/custom-css-reset/
*/
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

body {
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: unset;
  overflow-wrap: break-word;
}

#root,
#__next {
  isolation: isolate;
}

/* add */
a {
  text-decoration: none;
}

ul {
  list-style: none;
  padding: unset;
}

button {
  background-color: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
}

/* px to rem functions start 
rem(Xpx)でコンパイル時にremへ変換

各ファイル内で1行目に
@use "variable" as val;
を入れた後、
font-size: val.rem(●px);
と記述することでpx→rem自動変換する。
*/
.al-center {
  text-align: center;
}

.al-left {
  text-align: right;
}

.al-right {
  text-align: right;
}

.bold {
  font-weight: bold;
}

.block {
  display: block;
}

.underline_blue {
  background: linear-gradient(transparent 60%, #dfedf0 60%);
}

.underline_yellow {
  background: linear-gradient(transparent 60%, #fffa77 60%);
}

.fc_primary {
  color: #3b958e;
}

.fs_sm {
  font-size: 0.875rem;
}

.fs_base {
  font-size: 1rem;
}

.fs_md {
  font-size: 1.125rem;
}

.fs_lg {
  font-size: 1.25rem;
}

.fs_exlg {
  font-size: 1.5rem;
}

.caution {
  font-size: 0.75rem;
  display: block;
}
@media screen and (max-width: 767px) {
  .caution {
    font-size: 0.6875rem;
  }
}

.bg_gray {
  background: #f4f8f8;
}

.margin_center {
  margin-right: auto;
  margin-left: auto;
}

.link_underline {
  text-decoration: underline;
}
.link_underline:hover {
  text-decoration: none;
}

@media screen and (max-width: 767px) {
  .pcOnly {
    display: none;
  }
}

@media screen and (min-width: 768px) {
  .spOnly {
    display: none;
  }
}

.flex {
  display: flex;
  justify-content: space-between;
}
@media screen and (max-width: 767px) {
  .flex {
    flex-direction: column;
  }
}

.grid_half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
@media screen and (max-width: 767px) {
  .grid_half {
    grid-template-columns: 1fr;
  }
}

.grid_half_box .box_ttl {
  font-size: 1.125rem;
  font-weight: bold;
  margin: 0.8em 0;
  line-height: 1.4;
}

.col3_box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media screen and (max-width: 767px) {
  .col3_box {
    grid-template-columns: 1fr;
    gap: 5px;
  }
}

.js-ac_btn {
  cursor: pointer;
}

body {
  color: #202020;
  letter-spacing: 0.05em;
  font-family: YakuHanJP, Roboto, "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  box-sizing: border-box;
  letter-spacing: 0.05em;
  background: #f0f2f4;
  scroll-behavior: smooth;
}

p,
ul {
  line-height: 1.7;
}

header {
  background: #fff;
  padding: 20px 5%;
}
@media screen and (max-width: 767px) {
  header {
    padding: 1em 5%;
  }
}
header .logo {
  width: 230px;
}
@media screen and (max-width: 767px) {
  header .logo {
    width: 40%;
  }
}

footer .f_nav {
  display: flex;
  justify-content: center;
  font-size: 0.875rem;
}
@media screen and (max-width: 767px) {
  footer .f_nav {
    flex-direction: column;
    align-items: center;
  }
}
@media screen and (max-width: 767px) {
  footer .f_nav li:not(:last-child) {
    margin-bottom: 1em;
  }
}
footer .f_nav li:not(:last-child):after {
  content: "｜";
  margin: 1em;
}
@media screen and (max-width: 767px) {
  footer .f_nav li:not(:last-child):after {
    display: none;
  }
}
footer nav {
  display: block;
  padding: 2rem;
  background: #fafafa;
}
footer nav a {
  color: #023684;
}
footer .copyright {
  text-align: center;
  font-size: 0.75rem;
  padding: 2rem;
  color: #fff;
  background: #023684;
}

.totop {
  cursor: pointer;
  position: fixed;
  right: 5%;
  bottom: 3%;
  transition: opacity 0.1s ease;
  z-index: 999;
}
@media screen and (max-width: 1024px) {
  .totop {
    position: relative;
    right: unset;
    bottom: unset;
  }
}
@media screen and (max-width: 767px) {
  .totop {
    width: 48px;
    height: auto;
    bottom: 0;
    right: unset;
  }
}
.totop:hover {
  opacity: 0.7;
}

.article {
  padding: 30px;
  max-width: 700px;
  margin-right: auto;
  margin-left: auto;
  width: 90%;
  background: #fff;
  margin-top: 16px;
  margin-bottom: 60px;
}
@media screen and (max-width: 767px) {
  .article {
    width: 95%;
    padding: 20px;
    margin-top: 16px;
    margin-bottom: 40px;
  }
}
.article p {
  margin-top: 1em;
}
.article .mt_0 {
  margin-top: 0;
}
.article .mt_sm {
  margin-top: 1em;
}
.article .mt_base {
  margin-top: 1.5rem;
}
.article .mt_lg {
  margin-top: 2.25rem;
}
.article .mt_2exlg {
  margin-top: 3rem;
}
.article .mt_3exlg {
  margin-top: 4rem;
}
.article .mt_4exlg {
  margin-top: 5rem;
}

.more:after {
  content: "など";
  margin-left: 1em;
}

.kv {
  font-size: 1.5rem;
  margin-bottom: 0.2em;
  color: #023684;
  background: #f4f8f8;
}
@media screen and (max-width: 767px) {
  .kv {
    font-size: 1.25rem;
  }
}
.kv .sub {
  padding: 0.5em;
}

@media (hover: hover) {
  .hover_op {
    transition: 0.2s ease opacity;
  }
  .hover_op:hover {
    opacity: 0.8;
  }
}

.topics_title {
  border-bottom: 1px solid #ccc;
  padding-bottom: 1em;
  margin-bottom: 1em;
}

.table_of_contents {
  color: #023684;
  max-width: 440px;
  padding: 1.25rem 2.5rem;
}
.table_of_contents a {
  color: #023684;
  text-decoration: underline;
}
@media (hover: hover) {
  .table_of_contents a:hover {
    text-decoration: none;
  }
}
.table_of_contents nav {
  display: grid;
  justify-content: center;
}
.table_of_contents p {
  margin-top: 0;
}
.table_of_contents ul {
  line-height: 2;
}
@media screen and (max-width: 767px) {
  .table_of_contents ul {
    font-size: 0.875rem;
  }
}
.table_of_contents ul > li {
  list-style-type: "- ";
  margin-top: 0.5em;
  line-height: 1.6;
}
@media screen and (max-width: 767px) {
  .table_of_contents ul > li {
    margin-top: 1em;
  }
}
.table_of_contents ul > li ul {
  margin-left: 1.5em;
  margin-top: 0.5em;
}
@media screen and (max-width: 767px) {
  .table_of_contents ul > li ul {
    margin-top: 1em;
  }
}

.ttl_lg {
  font-size: 1.25rem;
  color: #3b958e;
  background: #f4f8f8;
  border-left: 6px solid #3b958e;
  padding: 0.5em;
}
.ttl_lg + p {
  margin-top: 2.25rem;
}

.ttl_md {
  color: #3b958e;
  font-size: 1.125rem;
}
.ttl_md .sm {
  font-size: 85%;
  margin-left: 1em;
}
@media screen and (max-width: 767px) {
  .ttl_md .sm {
    display: block;
    margin-left: 0;
  }
}

.ttl_sm {
  font-weight: bold;
  border-bottom: 1px solid;
}

.table {
  border-collapse: collapse;
  width: 100%;
}
@media screen and (max-width: 767px) {
  .table {
    font-size: 0.875rem;
  }
}
.table th,
.table td {
  border: 1px solid #ccc;
  padding: 0.5em;
}
.table th {
  background: #f4f8f8;
}
.table .lg {
  font-size: 120%;
  font-weight: bold;
}

.attention_area {
  border: 2px dotted #3b958e;
  background: #f4f8f8;
  padding: 1.6rem 1.6rem 2.4rem;
  border-radius: 10px;
}
.attention_area .fc_red {
  color: #f73c3f;
  font-weight: bold;
  font-size: 110%;
}
@media screen and (max-width: 767px) {
  .attention_area .attention_ico {
    width: 25vw;
  }
  .attention_area .attention_ico svg {
    width: 100%;
    height: 100%;
  }
}
.attention_area .attention_ttl {
  color: #f73c3f;
  display: flex;
  gap: 0.5em;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
@media screen and (max-width: 767px) {
  .attention_area .attention_ttl {
    flex-direction: column;
    margin-top: -10vw;
  }
}
.attention_area .attention_ttl span {
  display: block;
  margin-bottom: 0.25em;
}
@media screen and (max-width: 767px) {
  .attention_area .attention_ttl span {
    font-size: 1.18rem;
    line-height: 1.4;
  }
}
.attention_area .attention_content {
  margin-top: 0.5em;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 150px 1fr;
  gap: 1rem;
}
.attention_area .attention_content img {
  width: auto;
  height: 100%;
  margin: 0 auto;
}
@media screen and (max-width: 767px) {
  .attention_area .attention_content {
    grid-template-columns: 1fr;
    grid-template-rows: unset;
  }
  .attention_area .attention_content img {
    width: 100%;
    height: auto;
  }
}
@media screen and (max-width: 767px) {
  .attention_area .attention_content figure {
    order: 2;
  }
  .attention_area .attention_content p {
    order: 1;
    font-size: var(--px16);
  }
}
.attention_area .attention_btn {
  display: inline-block;
  color: #fff;
  background: #3b958e;
  font-weight: bold;
  font-size: var(--px16);
  padding: 0.6rem 2rem 0.6rem 1rem;
  margin-top: 0.5em;
  border-radius: 5px;
  cursor: pointer;
  position: relative;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16);
}
.attention_area .attention_btn:after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 3px solid #fff;
  border-top: 3px solid #fff;
  display: block;
  position: absolute;
  right: 14px;
  top: 42%;
  transform: rotate(45deg);
  transition: transform 0.5s, top 0.5s;
}

.dl {
  background: #f4f8f8;
  border-radius: 14px;
  padding: 1em;
  font-size: 0.8125rem;
  border: 1px solid #b9c6da;
  border-bottom: 3px solid #b9c6da;
}
.dl .js-ac_cont {
  padding-top: 1em;
}

.triangle:after {
  content: "▼";
  font-size: 0.8em;
}

.recommend {
  border: 1px solid #3b958e;
  padding: 1.5rem;
}
.recommend img {
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16);
}