@charset "UTF-8";
/* ---------------- 変数 ---------------- */
/* ---------------- color ---------------- */
/* ---------------- dimention ---------------- */
/* ---------------- spacer ---------------- */
/* ---------------- font ---------------- */
/* montserrat */
@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Material+Symbols+Sharp:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200");
/* ---------------- mode ---------------- */
:root {
  scroll-behavior: smooth;
  font-size: 62.5%;
  line-height: 1.8 !important;
  font-family: "Montserrat", "Zen Kaku Gothic New", sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
  /* color mode */
  --primary: #4c6e91;
  --text-main: #121c22;
  --text-memo: #686868;
  --link: #4c6e91;
  --btn-label: #31395d;
  --bg: #e9eff4;
  --h-bg: #cdd6e0;
  --shadow: 0 0 0.4rem 0 rgba(49, 57, 93, 0.8);
  --line: #989898;
  --transition-time: all 0.5s ease;
  /* ロゴ */
  --logo-url: url(../img/logo_light.svg);
  --logo-long-url: url(../img/logo_l_light.svg);
  /* to top */
  --btn-up: url(../img/icon_up_light.svg);
  --btn-up-hov: url(../img/icon_up_light-h.svg);
  /* モード切り替え */
  --btn-mode: url(../img/icon_mode_light.svg);
  --btn-mode-hov: url(../img/icon_mode_light-h.svg);
  /* SNS */
  --sns-mail: url(../img/icon_sns_mail_light.svg);
  --sns-note: url(../img/icon_sns_note_light.svg);
}

[data-theme=dark] {
  /* color mode */
  --primary: #e9eff4;
  --text-main: #e9eff4;
  --text-memo: #686868;
  --link: #cdd6e0;
  --btn-label: #e9eff4;
  --bg: #121c22;
  --h-bg: #14243b;
  --shadow: 0 0 0.4rem 0 rgba(233, 239, 244, 0.8);
  --line: #989898;
  /* ロゴ */
  --logo-url: url(../img/logo_dark.svg);
  --logo-long-url: url(../img/logo_l_dark.svg);
  /* to top */
  --btn-up: url(../img/icon_up_dark.svg);
  --btn-up-hov: url(../img/icon_up_dark-h.svg);
  /* モード切り替え */
  --btn-mode: url(../img/icon_mode_dark.svg);
  --btn-mode-hov: url(../img/icon_mode_dark-h.svg);
  /* SNS */
  --sns-mail: url(../img/icon_sns_mail_dark.svg);
  --sns-note: url(../img/icon_sns_note_dark.svg);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #e9eff4;
    --text-main: #e9eff4;
    --text-memo: #686868;
    --link: #cdd6e0;
    --btn-label: #e9eff4;
    --bg: #121c22;
    --h-bg: #14243b;
    --shadow: 0 0 0.4rem 0 rgba(233, 239, 244, 0.8);
    --line: #989898;
    /* ロゴ */
    --logo-url: url(../img/logo_dark.svg);
    --logo-long-url: url(../img/logo_l_dark.svg);
    /* to top */
    --btn-up: url(../img/icon_up_dark.svg);
    --btn-up-hov: url(../img/icon_up_dark-h.svg);
    /* モード切り替え */
    --btn-mode: url(../img/icon_mode_dark.svg);
    --btn-mode-hov: url(../img/icon_mode_dark-h.svg);
    /* SNS */
    --sns-mail: url(../img/icon_sns_mail_dark.svg);
    --sns-note: url(../img/icon_sns_note_dark.svg);
  }
}
/* ふわっとフェードアウト */
.fade-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg);
  z-index: 9999;
  animation: fadeOut 2s ease-out forwards;
  pointer-events: none;
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
body {
  font-size: 1.6rem;
  font-family: "Montserrat", "Zen Kaku Gothic New", sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  transition: var(--transition-time);
  position: relative;
  scroll-behavior: smooth;
}

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

main {
  width: 100vw;
}

section {
  width: 80%;
  maw-width: 1536px;
  margin: 0 auto 16rem;
}

section.novel_body {
  max-width: 1010px;
}
section.novel_body p {
  margin: auto;
  text-indent: 1em;
}

@media screen and (max-width: 768px) {
  section {
    width: 90%;
    max-width: 614px !important;
    margin-bottom: 8rem;
  }
}
header {
  z-index: 99999;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  padding: 4rem 8rem;
  display: flex;
  justify-content: space-between;
  transition: var(--transition-time);
}
header #logo_header {
  width: clamp(4rem, 3.0291262136rem + 4.142394822vw, 8rem);
  aspect-ratio: 1/1;
  background-image: var(--logo-url);
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
header .header_menu {
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  gap: 2rem;
}
header .header_menu a {
  display: inline-block;
  writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  text-orientation: upright;
  transition: var(--transition-time);
  position: relative;
  font-weight: 700;
}
header .header_menu a::before {
  content: "";
  position: absolute;
  background-color: var(--link);
  width: 0.2rem;
  opacity: 0;
  top: 0;
  bottom: 0;
  left: 50%;
  transition: var(--transition-time);
  transform: translateX(-50%);
}
header .header_menu a:hover::before {
  opacity: 1;
}
header .header_menu a:hover {
  opacity: 1;
}

@media screen and (max-width: 768px) {
  header {
    padding: 4rem;
  }
  header .logo_header {
    background-size: contain;
  }
  header .header_menu {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    opacity: 0;
    position: absolute;
    flex-direction: column;
    transition: var(--transition-time);
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--bg);
    pointer-events: none;
  }
  header .header_menu a {
    writing-mode: horizontal-tb;
    -ms-writing-mode: tb-lr;
  }
  header .header_menu a:hover::before {
    display: none;
  }
  header .header_menu.open {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    opacity: 1;
    pointer-events: auto;
  }
  header .nav_header {
    position: fixed;
    top: 2rem;
    right: 2rem;
    width: 5rem;
    height: 5rem;
    z-index: 700;
  }
  header .nav_header .nav_header_border {
    transition: all 0.5s;
    position: absolute;
    display: inline-block;
    width: 3rem;
    height: 0.2rem;
    left: 1rem;
    background-color: var(--primary);
    margin: 0 auto;
  }
  header .nav_header .line_01 {
    top: 1rem;
  }
  header .nav_header .line_02 {
    top: 2rem;
  }
  header .nav_header .line_03 {
    top: 3rem;
  }
  header .nav_header.open .line_01 {
    top: 2rem;
    transform: rotate(45deg);
    background-color: var(--primary);
  }
  header .nav_header.open .line_02 {
    top: 2rem;
    opacity: 0;
  }
  header .nav_header.open .line_03 {
    transform: rotate(-45deg);
    top: 2rem;
    background-color: var(--primary);
  }
}
@media screen and (max-width: 375px) {
  header {
    padding: 2rem;
  }
}
footer {
  width: 100vw;
}
footer .footer_wave {
  width: 100%;
  height: 80px;
  overflow: hidden;
  position: relative;
}
footer svg.wave_01,
footer svg.wave_02 {
  width: 200%; /* 波2つ分 */
  height: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
}
footer .wave_group_01 {
  animation: wave-group-scroll-01 20s linear infinite;
}
footer .wave_group_02 {
  animation: wave-group-scroll-02 60s linear infinite;
  /* 始点をずらしたい場合は transformで調整 */
  transform: translateX(-960);
}
@keyframes wave-group-scroll-01 {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(1920px);
  }
}
@keyframes wave-group-scroll-02 {
  0% {
    transform: translateX(-960px);
  } /* 半分ずらす */
  100% {
    transform: translateX(900px);
  } /* 半分ずらしつつ1波長分移動 */
}
footer .footer_cont {
  padding: 8rem 16rem;
  display: flex;
  justify-content: space-between;
}
footer .footer_cont .footer_logo {
  display: inherit;
  flex-direction: column;
  gap: 1rem;
}
footer .footer_cont .footer_logo .logo_footer {
  width: 20rem;
  aspect-ratio: 3.5/1;
  background-size: contain;
  background-image: var(--logo-long-url);
  background-repeat: no-repeat;
}
footer .footer_cont .footer_admin {
  display: inherit;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  text-align: right;
}
footer .footer_cont .footer_admin .admin {
  display: flex;
  gap: 2rem;
}
footer .footer_cont .footer_admin .admin span {
  font-weight: 700;
}
footer .footer_cont .footer_admin .sns {
  display: flex;
  gap: 2rem;
  justify-content: end;
}
footer .footer_cont .footer_admin .sns a {
  display: block;
  width: 2.4rem;
  aspect-ratio: 1/1;
  background-size: cover;
}
footer .footer_cont .footer_admin .sns a:hover {
  opacity: 0.5;
}
footer .footer_cont .footer_admin .sns .mail {
  background-image: var(--sns-mail);
}
footer .footer_cont .footer_admin .sns .note {
  background-image: var(--sns-note);
}
footer .footer_cont .footer_admin .rights {
  color: var(--text-memo);
}

@media screen and (max-width: 1200px) {
  footer .footer_cont {
    padding: 8rem 2rem;
    justify-content: flex-start;
    flex-direction: column;
    gap: 4rem;
  }
  footer .footer_cont .footer_logo {
    justify-content: center;
  }
  footer .footer_cont .footer_logo .logo_footer {
    margin: 0 auto;
  }
  footer .footer_cont .footer_logo p {
    text-align: center;
  }
  footer .footer_cont .footer_admin .admin {
    justify-content: center;
  }
  footer .footer_cont .footer_admin .sns {
    justify-content: center;
  }
  footer .footer_cont .footer_admin .rights {
    text-align: center;
  }
}
#topBtn {
  width: 4.8rem;
  aspect-ratio: 1/1;
  background-image: var(--btn-up);
  background-size: 60%;
  background-position: center center;
  background-repeat: no-repeat;
  background-color: var(--bg);
  border-radius: 1000rem;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
  box-shadow: var(--shadow);
  transition: var(--transition-time);
  position: fixed;
  right: 2rem;
  bottom: 8.8rem;
}
#topBtn:hover {
  background-image: var(--btn-up-hov);
  background-color: var(--btn-label);
}

#darkmodeBtn {
  z-index: 999;
  width: 4.8rem;
  aspect-ratio: 1/1;
  background-image: var(--btn-mode);
  background-size: 60%;
  background-position: center center;
  background-repeat: no-repeat;
  background-color: var(--bg);
  border-radius: 1000rem;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
  box-shadow: var(--shadow);
  transition: var(--transition-time);
  position: fixed;
  right: 2rem;
  bottom: 2rem;
}
#darkmodeBtn:hover {
  background-image: var(--btn-mode-hov);
  background-color: var(--btn-label);
}

/* spacer */
.mb-xs {
  margin-bottom: 1rem !important;
}

.mb-s {
  margin-bottom: 2rem !important;
}

.mb-m {
  margin-bottom: 4rem !important;
}

.mb-l {
  margin-bottom: 8rem !important;
}

.mb-xl {
  margin-bottom: 16rem !important;
}

.mb50 {
  margin-bottom: 5rem !important;
}

.mb100 {
  margin-bottom: 10rem !important;
}

/* h-style */
h1.styled {
  font-size: clamp(4rem, 3.8058252427rem + 0.8284789644vw, 4.8rem);
  color: var(--btn-label);
  font-weight: 400;
  padding: 4rem 10%;
  width: 100%;
  background-color: var(--h-bg);
  margin-bottom: clamp(4rem, 3.0291262136rem + 4.142394822vw, 8rem);
}
h1.styled span {
  display: block;
  font-size: clamp(1.8rem, 1.654368932rem + 0.6213592233vw, 2.4rem);
  color: var(--btn-label);
  font-weight: 400;
  margin-bottom: 1rem;
}
h1.styled span::first-letter {
  text-transform: capitalize;
}

h2.styled {
  font-size: clamp(3.2rem, 3.0058252427rem + 0.8284789644vw, 4rem);
  color: var(--primary);
  font-weight: 500;
  padding-bottom: 1rem;
  border-bottom: solid 1px var(--primary);
  margin-bottom: clamp(2rem, 1.5145631068rem + 2.071197411vw, 4rem);
}

h3.styled {
  font-size: clamp(2.4rem, 2.2058252427rem + 0.8284789644vw, 3.2rem);
  color: var(--primary);
  font-weight: 500;
  padding-left: 2rem;
  border-left: solid 1rem var(--primary);
  margin-bottom: clamp(2rem, 1.5145631068rem + 2.071197411vw, 4rem);
}

h4.styled {
  font-size: clamp(1.8rem, 1.654368932rem + 0.6213592233vw, 2.4rem);
  color: var(--primary);
  font-weight: 500;
  margin-bottom: clamp(2rem, 1.5145631068rem + 2.071197411vw, 4rem);
}

h5.styled {
  font-size: 1.6rem;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: clamp(2rem, 1.5145631068rem + 2.071197411vw, 4rem);
}

/* novel index */
.new_old {
  text-align: right;
  margin-bottom: 4rem !important;
  color: var(--text-memo);
}
.new_old .up {
  margin: 0 1rem;
  position: relative;
}
.new_old .up::before {
  content: "\e316";
  font-family: "Material Symbols Sharp";
  font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
  color: var(--text-memo);
  position: absolute;
  left: -2rem;
  top: 50%;
  transform: translateY(-50%);
}
.new_old .down {
  margin: 0 1rem;
  position: relative;
}
.new_old .down::before {
  content: "\e313";
  font-family: "Material Symbols Sharp";
  font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
  color: var(--text-memo);
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
}

.lineup_list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4rem;
}
.lineup_list a {
  display: flex;
  align-items: stretch;
  aspect-ratio: 1.6/1;
  padding: 4rem;
  border-radius: 2rem;
  box-shadow: var(--shadow);
  background-color: var(--bg);
  color: var(--btn-label);
  text-decoration: none;
  transition: var(--transition-time);
  position: relative;
  font-weight: 500;
}
.lineup_list a:hover {
  background-color: var(--btn-label);
  color: var(--bg);
}
.lineup_list a .lineup_cate {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  flex-grow: 1;
  font-size: clamp(2.4rem, 2.2058252427rem + 0.8284789644vw, 3.2rem);
  color: inherit;
  position: relative;
}
.lineup_list a .lineup_cate span {
  font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
}
.lineup_list a .lineup_cate::before {
  content: "";
  position: absolute;
  width: 2.4rem;
  height: 2.4rem;
  border: 0.2rem solid currentColor;
  border-radius: 1000rem;
  top: 80%;
  right: 0;
  bottom: 0;
  transform: translateY(-50%);
  pointer-events: none;
}
.lineup_list a .lineup_cate::after {
  content: "";
  position: absolute;
  width: 0.6rem;
  height: 0.6rem;
  background-color: currentColor;
  border-radius: 1000rem;
  top: 80%;
  bottom: 0;
  right: 0.6rem;
  transform: translate(-50%, -50%) scale(1);
  transition: var(--transition-time);
  pointer-events: none;
}
.lineup_list a:hover .lineup_cate::after {
  transform: translate(-50%, -50%) scale(4);
  background-color: var(--bg);
}
.lineup_list a:hover .lineup_cate::before {
  border-color: var(--bg);
}

@media screen and (max-width: 768px) {
  .lineup_list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
  }
  .lineup_list a {
    display: flex;
    align-items: stretch;
    aspect-ratio: 1.6/1;
    padding: 2rem;
    border-radius: 2rem;
    box-shadow: var(--shadow);
    background-color: var(--bg);
    color: var(--btn-label);
    text-decoration: none;
    transition: var(--transition-time);
    position: relative;
    font-weight: 500;
  }
  .lineup_list a:hover {
    color: var(--btn-label);
    background-color: var(--bg);
  }
  .lineup_list a .lineup_cate {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    flex-grow: 1;
    font-size: clamp(2.4rem, 2.2058252427rem + 0.8284789644vw, 3.2rem);
    color: inherit;
    position: relative;
  }
  .lineup_list a .lineup_cate span {
    font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
  }
  .lineup_list a .lineup_cate::before {
    content: "";
    position: absolute;
    width: 2.4rem;
    height: 2.4rem;
    border: 0.2rem solid currentColor;
    border-radius: 1000rem;
    top: 80%;
    right: 0;
    bottom: 0;
    transform: translateY(-50%);
    pointer-events: none;
  }
  .lineup_list a .lineup_cate::after {
    content: "";
    position: absolute;
    width: 0.6rem;
    height: 0.6rem;
    background-color: currentColor;
    border-radius: 1000rem;
    top: 80%;
    bottom: 0;
    right: 0.6rem;
    transform: translate(-50%, -50%) scale(1);
    transition: var(--transition-time);
    pointer-events: none;
  }
  .lineup_list a:hover .lineup_cate::after {
    display: none;
  }
  .lineup_list a:hover .lineup_cate::before {
    display: none;
  }
}
@media screen and (max-width: 500px) {
  .lineup_list {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 4rem;
  }
  .lineup_list a {
    display: flex;
    align-items: stretch;
    aspect-ratio: 1.6/1;
    padding: 2rem;
    border-radius: 2rem;
    box-shadow: var(--shadow);
    background-color: var(--bg);
    color: var(--btn-label);
    text-decoration: none;
    transition: var(--transition-time);
    position: relative;
    font-weight: 500;
  }
  .lineup_list a:hover {
    color: var(--btn-label);
    background-color: var(--bg);
  }
  .lineup_list a .lineup_cate {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    flex-grow: 1;
    font-size: clamp(2.4rem, 2.2058252427rem + 0.8284789644vw, 3.2rem);
    color: inherit;
    position: relative;
  }
  .lineup_list a .lineup_cate span {
    font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
  }
  .lineup_list a .lineup_cate::before {
    content: "";
    position: absolute;
    width: 2.4rem;
    height: 2.4rem;
    border: 0.2rem solid currentColor;
    border-radius: 1000rem;
    top: 80%;
    right: 0;
    bottom: 0;
    transform: translateY(-50%);
    pointer-events: none;
  }
  .lineup_list a .lineup_cate::after {
    content: "";
    position: absolute;
    width: 0.6rem;
    height: 0.6rem;
    background-color: currentColor;
    border-radius: 1000rem;
    top: 80%;
    bottom: 0;
    right: 0.6rem;
    transform: translate(-50%, -50%) scale(1);
    transition: var(--transition-time);
    pointer-events: none;
  }
  .lineup_list a:hover .lineup_cate::after {
    display: none;
  }
  .lineup_list a:hover .lineup_cate::before {
    display: none;
  }
}
/* novel list */
.novel_list-wrapper {
  display: flex;
  gap: 2rem;
}
.novel_list-wrapper h3 {
  max-width: 22.2rem;
  writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
}
.novel_list-wrapper a {
  font-weight: 500;
  padding: 0 4rem 2rem 0;
  border-bottom: solid 1px var(--primary);
  position: relative;
}
.novel_list-wrapper a::before {
  content: "";
  position: absolute;
  width: 1.6rem;
  aspect-ratio: 1/1;
  border: 0.2rem solid var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
}
.novel_list-wrapper a::after {
  content: "";
  position: absolute;
  width: 0.4rem;
  aspect-ratio: 1/1;
  background-color: var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 1.4rem;
  transform: translate(-50%, -50%) scale(1);
  transition: var(--transition-time);
}
.novel_list-wrapper a:hover::after {
  aspect-ratio: 1/1;
  right: 1.4rem;
  transform: translate(-50%, -50%) scale(4);
  background-color: var(--btn-label);
}

.novel_list_01 {
  width: 80%;
  max-width: 1273px;
  margin: 0 0 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  grid-gap: 4rem;
}
.novel_list_01 a span {
  display: block;
  color: var(--text-memo);
  font-weight: 400;
  font-size: 1.4rem;
}

.novel_list_02 {
  width: 80%;
  max-width: 1273px;
  margin: 0 0 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-gap: 4rem;
}

@media screen and (max-width: 768px) {
  .novel_list-wrapper {
    gap: 0;
    flex-direction: column;
  }
  .novel_list-wrapper h3 {
    max-width: 100%;
    writing-mode: horizontal-tb;
    -ms-writing-mode: tb-lr;
  }
  .novel_list_01,
  .novel_list_02 {
    width: 100%;
    margin: 0;
    grid-template-columns: 1fr;
  }
}
/* アンカーリンク */
.anc_wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  justify-content: center;
}
.anc_wrapper a {
  text-align: center;
  color: var(--btn-label);
  font-weight: 500;
  padding: 1rem 2rem 4rem 2rem;
  border-left: solid 1px var(--btn-label);
  position: relative;
}
.anc_wrapper a::before {
  content: "";
  position: absolute;
  width: 1.6rem;
  aspect-ratio: 1/1;
  border: 0.2rem solid var(--btn-label);
  border-radius: 1000rem;
  bottom: 1rem;
  right: 50%;
  transform: translateX(50%);
}
.anc_wrapper a::after {
  content: "";
  position: absolute;
  width: 0.4rem;
  aspect-ratio: 1/1;
  background-color: var(--btn-label);
  border-radius: 1000rem;
  bottom: 1.6rem;
  right: 50%;
  transform: translateX(50%) scale(1);
  transition: var(--transition-time);
}
.anc_wrapper a:hover::after {
  aspect-ratio: 1/1;
  right: 50%;
  transform: translateX(50%) scale(4);
  background-color: var(--btn-label);
}
.anc_wrapper a:last-child {
  border-right: solid 1px var(--btn-label);
}

@media screen and (max-width: 768px) {
  .anc_wrapper {
    grid-template-columns: repeat(2, 1fr);
    grid-row-gap: 2rem;
    border: 0;
  }
  .anc_wrapper a:nth-child(2n) {
    border-right: solid 1px var(--btn-label);
  }
}
@media screen and (max-width: 375px) {
  .anc_wrapper {
    grid-template-columns: 1fr;
  }
  .anc_wrapper a {
    border-right: solid 1px var(--btn-label);
  }
}
/* 戻るボタン */
#f_btn {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

/* オフライン */
#offline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 4rem;
}
#offline .offline_child {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
#offline .offline_child h2 {
  color: var(--btn-label);
  font-size: clamp(2.4rem, 2.2058252427rem + 0.8284789644vw, 3.2rem);
  padding-bottom: 1rem;
  border-bottom: solid 1px var(--btn-label);
}
#offline .offline_child figure {
  box-shadow: var(--shadow);
  border-radius: 2rem;
}
#offline .offline_child figure img {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: 2rem;
  -o-object-fit: cover;
     object-fit: cover;
}
#offline .offline_child .note {
  color: var(--text-main);
}
#offline .offline_child .pub {
  display: flex;
  justify-content: end;
  gap: 2rem;
  font-size: 1.4rem;
  color: var(--text-memo);
}
#offline .offline_child:hover {
  opacity: 0.6;
}

#offline_detail .swiper {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  margin-bottom: 4rem;
}
#offline_detail .swiper-slide {
  text-align: center;
  font-size: clamp(1.6rem, 1.5514563107rem + 0.2071197411vw, 1.8rem);
  background: var(--bg);
  display: flex;
  justify-content: center;
  align-items: center;
}
#offline_detail .swiper-slide img {
  width: 100%;
}
#offline_detail .swiper-button-next::after,
#offline_detail .swiper-button-prev::after {
  font-size: clamp(1.8rem, 1.654368932rem + 0.6213592233vw, 2.4rem) !important;
}
#offline_detail .swiper-button-next,
#offline_detail .swiper-button-prev {
  color: var(--primary) !important;
}
#offline_detail .swiper-pagination-bullet-active {
  background: var(--primary) !important;
}
#offline_detail .book_detail {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-column-gap: 4rem;
}
#offline_detail .book_detail .notes dt {
  color: var(--primary);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: solid 1px var(--text-memo);
}
#offline_detail .book_detail .spec dl {
  display: grid;
  grid-template-columns: 20% 1fr;
  grid-column-gap: 2rem;
}
#offline_detail .book_detail .spec dl dt {
  color: var(--primary);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  border-bottom: solid 1px var(--text-memo);
}
#offline_detail .book_detail .spec dl dd {
  border-bottom: solid 1px var(--text-memo);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  display: flex;
  gap: 1rem;
}

@media screen and (max-width: 768px) {
  #offline {
    grid-template-columns: repeat(1, 1fr);
    grid-column-gap: 2rem;
  }
  #offline_detail .book_detail {
    display: grid;
    grid-template-columns: 1fr !important;
    grid-column-gap: 0;
    grid-row-gap: 2rem !important;
  }
  #offline_detail .book_detail .spec dl {
    display: grid;
    grid-template-columns: 1fr;
    grid-column-gap: 2rem;
  }
  #offline_detail .book_detail .spec dl dt {
    color: var(--primary);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    border-bottom: solid 1px var(--text-memo);
  }
  #offline_detail .book_detail .spec dl dd {
    border-bottom: solid 1px var(--text-memo);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
  }
}
/* 更新履歴 */
.news {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}
.news a {
  display: grid;
  grid-template-columns: 15% 15% 1fr;
  padding: 2rem;
  border-bottom: 0.1rem solid var(--line);
  position: relative;
  transition: var(--transition-time);
  text-decoration: none;
  font-weight: 500;
}
.news a:hover .news_tit {
  text-decoration: none;
}
.news a::before {
  content: "";
  position: absolute;
  width: 2.4rem;
  aspect-ratio: 1/1;
  border: 0.2rem solid var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}
.news a::after {
  content: "";
  position: absolute;
  width: 0.6rem;
  aspect-ratio: 1/1;
  background-color: var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 0.6rem;
  transform: translate(-50%, -50%) scale(1);
  transition: var(--transition-time);
}
.news a:hover::after {
  aspect-ratio: 1/1;
  right: 0.6rem;
  transform: translate(-50%, -50%) scale(4);
}
.news a .news_date {
  color: var(--btn-label);
}
.news a .news_cate {
  color: var(--text-memo);
}
.news a .news_tit {
  text-decoration: underline;
}

@media screen and (max-width: 1200px) {
  .news {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    grid-row-gap: 2rem;
    grid-column-gap: 0;
    grid-auto-flow: row;
  }
  .news a {
    grid-template-columns: 50% 50%;
  }
  .news a .news_tit {
    grid-column: 1/3;
  }
}
#button {
  display: block;
  min-width: 32rem;
  max-width: clamp(33.5rem, 23.4757281553rem + 42.7702265372vw, 74.8rem);
  padding: 2rem 4rem 2rem 2rem;
  box-shadow: var(--shadow);
  border-radius: 1000rem;
  position: relative;
  color: var(--btn-label);
  transition: var(--transition-time);
  font-weight: 500;
  text-align: center;
  margin: 0 auto;
}
#button::before {
  content: "";
  position: absolute;
  width: 1.6rem;
  aspect-ratio: 1/1;
  border: 0.2rem solid var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
}
#button::after {
  content: "";
  position: absolute;
  width: 0.4rem;
  aspect-ratio: 1/1;
  background-color: var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  right: 1.4rem;
  transform: translate(-50%, -50%) scale(1);
  transition: var(--transition-time);
}
#button:hover {
  color: var(--bg);
  background-color: var(--btn-label);
}
#button:hover::after {
  aspect-ratio: 1/1;
  right: 1.4rem;
  transform: translate(-50%, -50%) scale(4);
  background-color: var(--bg);
}

#button.mini {
  width: -moz-fit-content !important;
  width: fit-content !important;
  min-width: 22rem;
  padding: 1rem 4rem 1rem 2rem;
  margin: 0;
}

#button.rev {
  padding: 2rem 2rem 2rem 4rem;
}
#button.rev::before {
  content: "";
  position: absolute;
  width: 1.6rem;
  aspect-ratio: 1/1;
  border: 0.2rem solid var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
}
#button.rev::after {
  content: "";
  position: absolute;
  width: 0.4rem;
  aspect-ratio: 1/1;
  background-color: var(--btn-label);
  border-radius: 1000rem;
  top: 50%;
  left: 1.8rem;
  transform: translate(-50%, -50%) scale(1);
  transition: var(--transition-time);
}
#button.rev:hover {
  color: var(--bg);
  background-color: var(--btn-label);
}
#button.rev:hover::after {
  aspect-ratio: 1/1;
  leftt: 1.4rem;
  transform: translate(-50%, -50%) scale(4);
  background-color: var(--bg);
}

@media screen and (max-width: 768px) {
  #button::before {
    content: "";
    position: absolute;
    width: 1.6rem;
    aspect-ratio: 1/1;
    border: 0.2rem solid var(--btn-label);
    border-radius: 1000rem;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
  }
  #button::after {
    content: "";
    position: absolute;
    width: 0.4rem;
    aspect-ratio: 1/1;
    background-color: var(--btn-label);
    border-radius: 1000rem;
    top: 50%;
    right: 1.4rem;
    transform: translate(-50%, -50%) scale(1);
    transition: var(--transition-time);
  }
  #button:hover {
    color: var(--btn-label);
    background-color: var(--bg);
  }
  #button:hover::after {
    transform: translate(-50%, -50%) scale(1);
  }
  #button.rev::before {
    content: "";
    position: absolute;
    width: 1.6rem;
    aspect-ratio: 1/1;
    border: 0.2rem solid var(--btn-label);
    border-radius: 1000rem;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
  }
  #button.rev::after {
    content: "";
    position: absolute;
    width: 0.4rem;
    aspect-ratio: 1/1;
    background-color: var(--btn-label);
    border-radius: 1000rem;
    top: 50%;
    left: 1.8rem;
    transform: translate(-50%, -50%) scale(1);
    transition: var(--transition-time);
  }
  #button.rev:hover {
    color: var(--btn-label);
    background-color: var(--bg);
  }
  #button.rev:hover::after {
    transform: translate(-50%, -50%) scale(1);
  }
}/*# sourceMappingURL=common.css.map */