@charset "UTF-8";

:root {
  --cl-main01: ;
  --cl-main02: #F6F6F6;
  --cl-accent01: #E62475;
  --cl-accent02: #0084CA;
  --cl-accent03: #F8F8F8;
  --cl-text-main: #000;
  --cl-text-titel: #00012E;
  --cl-text-link: #008DE9;

  --max-width: 768px;
  --header-height: 106px;
  --header-sp-height: 60px;
  --headerbottom-pc-height: 34px;
  --headerbottom-sp-height: 30px;
  /* 合算した高さ（PC用・SP用） */
  --total-header-pc: calc(var(--header-height) + var(--headerbottom-pc-height));
  --total-header-sp: calc(var(--header-sp-height) + var(--headerbottom-sp-height));

  --font-serif: "Noto Serif JP", "Yu Mincho", "YuMincho", "MS Mincho", serif;
  --font-gothic: "Google Sans Flex", sans-serif;
  --transition_speed: 0.3s;
}

/* font */
.__en {
  font-family: "Roboto", sans-serif;
}

.__serif {
  font-family: var(--font-serif);
}

html {
  scroll-padding-top: calc(var(--header-height) + 63px);
}

@media screen and (max-width: 767px) {
  html {
    scroll-padding-top: calc(var(--header-sp-height) + 53px);
  }
}

/* base style */
html .pc {
  display: none !important;
}

@media only screen and (min-width: 768px) {
  html .pc {
    display: block !important;
  }
}

html .pc_lg {
  display: none !important;
}

@media only screen and (min-width: 1025px) {
  html .pc_lg {
    display: block !important;
  }
}

@media only screen and (min-width: 768px) {
  html .sp {
    display: none !important;
  }
}

@media only screen and (min-width: 501px) {
  html .sp_sm {
    display: none !important;
  }
}

@media screen and (max-width: 300px) {

  .sp,
  .sp_sm {
    display: none;
  }
}

html body {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans JP", "Helvetica Neue", "Arial", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "BIZ UDPGothic", "Meiryo", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.6;
  color: var(--cl-text-main);
  background-color: #fff;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-text-size-adjust: 100%;
  left: 0;
  font-size: 1.6rem;
}

@media only screen and (min-width: 768px) {
  html body {
    font-size: 1.6rem;
  }
}

body.is_locked {
  overflow: hidden !important;
  height: 100vh !important;
  height: 100dvh !important;
}

html main {
  width: 100%;
  position: relative;
}

#main {
  padding-top: var(--total-header-pc);
}

@media only screen and (max-width: 767px) {
  #main {
    padding-top: var(--total-header-sp);
  }
}


html a {
  transition: all 0.3s ease;
}

html a:hover {
  opacity: 0.6;
}


html img {
  width: 100%;
  height: auto;
}

html address {
  font-style: normal;
}

/* ==================== */
/* ページ共通 */
/* ==================== */

.c_container {
  max-width: 1290px;
  margin: 0 auto;
  padding: 0 20px;
}

.c_heading {
  position: relative;
  padding-top: 60px;
}

.c_heading_ttl {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.c_heading_wrap {
  display: flex;
  align-items: flex-end;
  column-gap: 8px;
}

.c_heading_ttl_en {
  font-size: 6rem;
  font-weight: 700;
  font-style: italic;
  font-family: var(--font-en);
  line-height: 0.8;
  margin-right: 14px;
}

.c_heading_slash {
  width: 18px;
  height: 26px;
}

.c_heading_slash img {
  width: 100%;
  object-fit: contain;
}

.c_heading_ttl_jp {
  font-size: 2rem;
  font-weight: bold;
  line-height: 1;
}

@media only screen and (max-width: 767px) {
  .c_heading {
    padding-top: 40px;
  }

  .c_heading_ttl {
    flex-direction: column;
    align-items: start;
  }

  .c_heading_ttl_en {
    font-size: 4rem;
  }

  .c_heading_ttl_jp {
    font-size: 1.8rem;
  }

  .c_heading_wrap {
    column-gap: 5px;
  }
  .c_heading_slash {
    width: 14px;
    height: 20px;
  }
}

.c_sec {
  padding-top: 60px;
  padding-bottom: 60px;
}

@media only screen and (max-width: 767px) {
  .c_sec {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}

.c_sec_ttl_wrap {
  display: flex;
  align-items: flex-end;
  gap: 4px;
}

.c_sec_ttl__slash {
  width: 20px;
  height: 26px;
  margin-bottom: 4px;
}

.c_sec_ttl__slash img {
  width: 100%;
  object-fit: contain;
}

.c_sec_ttl {
  font-size: 2rem;
  font-weight: bold;
  line-height: 1;
}

.play_icon {
  position: absolute;
  width: 12%;
  aspect-ratio: 1 / 1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #0084CA;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
  z-index: 2;
}

.play_icon::after {
  content: '';
  display: block;
  width: 22%;
  height: 22%;
  margin-left: 7%;
  background: #fff;
  clip-path: polygon(0% 0%, 0% 100%, 100% 50%);
}

/* ==================== */
/* パンくずリスト */
/* ==================== */
.c_breadcrumb {
  position: relative;
  width: 100%;
  height: 140px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.c_breadcrumb::before,
.c_breadcrumb::after {
  content: "T'SIGNAL T'SIGNAL T'SIGNAL T'SIGNAL T'SIGNAL";
  position: absolute;
  top: 50%;
  left: -1%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 140px;
  font-weight: 700;
  font-style: italic;
  line-height: 1;
  font-family: var(--font-en);
}

.c_breadcrumb::before {
  z-index: -2;
  color: #ffffff;
  -webkit-text-stroke: 2px #E5E5E5;
}

.c_breadcrumb::after {
  z-index: -1;
  color: #ffffff;
  -webkit-text-stroke: 0;
}

.c_breadcrumb_inner {
  position: relative;
  z-index: 100;
  max-width: 1240px;
  padding: 0 20px;
  width: 100%;
  margin: 0 auto;
}

.c_breadcrumb_inner ul {
  display: flex;
  flex-wrap: wrap;
  column-gap: 10px;
  font-size: 1.4rem;
  font-weight: bold;
}

.c_breadcrumb_inner ul li:not(:last-child)::after {
  content: "/";
  margin-left: 10px;
}

@media screen and (max-width: 767px) {
  .c_breadcrumb {
    height: 60px;
    margin-top: 40px;
  }

  .c_breadcrumb::before,
  .c_breadcrumb::after {
    font-size: 50px;
    top: 45%;
  }

  .c_breadcrumb::before {
    -webkit-text-stroke: 0.5px #E5E5E5;
  }

  .c_breadcrumb_inner ul {
    font-size: 1.2rem;
  }
}



/* ==================== */
/* header */
/* ==================== */

.c_header {
  height: var(--header-height);
  background: #000;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 5000;

  /* 透過あり */
  /* background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  height: calc(var(--header-height) - 20px); */

}

@media screen and (max-width: 767px) {
  .c_header {
    height: var(--header-sp-height);
  }
}

.header_container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  padding: 0 40px;
  margin: 0 auto;
  height: var(--header-height);

  /* 透過あり */
  /* height: calc(var(--header-height) - 20px); */
}

@media screen and (max-width: 767px) {
  .header_container {
    height: var(--header-sp-height);
    padding: 0 20px;
  }
}

.header_logo {
  font-weight: bold;
  font-size: 1.8rem;
  color: var(--cl-accent01);
}

html img.header_logo_img {
  width: auto;
  height: 100px;
}

.nav_list {
  display: flex;
  gap: 24px;
  font-size: 1.8rem;
}

.nav_list a {
  font-weight: bold;
}

.header_actions {
  display: flex;
  gap: 20px;
  align-items: center;
}

.icon_btn {
  text-align: center;
  cursor: pointer;
  display: flex;
}

.nav_text {
  font-weight: bold;
  font-size: 1.8rem;
}

.header_divider {
  position: fixed;
  top: var(--header-height);
  transform: translateY(-58%);
  width: 100%;
  z-index: 5000;
  pointer-events: none;
}

.header_divider img {
  width: 100%;
  height: auto;
  display: block;
}

/* グラデーションテキストエリア */
.header_bottom {
  width: 100%;
  background: linear-gradient(270deg, #E62475 0%, #0084CA 100%);
  /* padding: 0px 40px; */
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: fixed;
  top: var(--header-height);
  left: 0;
  z-index: 1000;
  height: var(--headerbottom-pc-height);

  /* 透過あり */
  /* background: linear-gradient(270deg, rgba(230, 36, 117, 0.5) 0%, rgba(0, 132, 202, 0.5) 100%);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  padding: 0px 20px;
  top: calc(var(--header-height) - 20px ); */
}

.header_bottom h2 {
  color: #fff;
  font-size: 0.875em; /* 14px相当 */
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
  line-height: 1.4;
}

.header_bottom h2 span {
  display: inline-block;
}

.bg_overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.is_open .bg_overlay {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 0.35s ease-in-out, visibility 0.35s ease-in-out;
}


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

  .header_bottom {
    top: var(--header-sp-height);
    height: var(--headerbottom-sp-height);
    container-type: inline-size;
  }

  .header_bottom h2 {
    font-size: clamp(0.85rem, 2.5cqw, 1.2rem);
  }

  .header_divider {
    top: var(--header-sp-height);
  }

  .header_divider img.sp{
    display: block !important;
  }

  html img.header_logo_img {
    height: 54px;
  }
}

@media screen and (max-width: 330px) {
  .header_bottom h2 {
    white-space: normal;
  }
}


/* ==================== */
/* ハンバーガーメニュー展開 */
/* ==================== */

.said_menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--cl-main02);
  z-index: 4000;
  overflow-y: auto;

  /* 初期時：非表示 */
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
  transform: translateY(-10px);
}

@media screen and (max-width: 767px) {
  .said_menu {
    top: var(--header-sp-height);
    height: calc(100vh - var(--header-sp-height));
  }
}

/* 展開時 */
.said_menu.is_open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.said_menu_inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 40px 20px;
  position: relative;
}

/* 閉じるボタン*/
.said_menu_close {
  position: absolute;
  top: 20px;
  right: 40px;
  width: 40px;
  height: 40px;
  background-color: #535353;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.said_menu_close::before,
.said_menu_close::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 2px;
  background-color: #fff;
}

.said_menu_close::before {
  transform: rotate(45deg);
}

.said_menu_close::after {
  transform: rotate(-45deg);
}


/* メニューリスト */
.said_menu_list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.said_menu_list li:nth-child(3){
  margin-bottom: 20px;
}
@media screen and (max-width: 767px) {
  .said_menu_list li:nth-child(3){
    margin-bottom: 18px;
  }
}

.said_menu_list li a {
  text-decoration: none;
  display: block;
  line-height: 1.2;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  color: #333;
}

.said_menu_list li:nth-child(1) a,
.said_menu_list li:nth-child(2) a,
.said_menu_list li:nth-child(3) a{
  font-size: 2rem;
  font-weight: bold;
  color: #000;
  padding: 6px 0;
}
@media screen and (max-width: 767px) {
  .said_menu_list li:nth-child(1) a,
  .said_menu_list li:nth-child(2) a,
  .said_menu_list li:nth-child(3) a{
    font-size: 1.6rem;
    padding: 2px 0;
  }
}

.said_menu_list li a:hover {
  opacity: 0.6;
}

.said_menu_list li img.icon {
  width: 1.6rem;
  object-fit: contain;
  display: block;
}


/* FOLLOW ME */
.said_menu_follow {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
  padding-bottom: 10px;
  gap: 10px;
  margin-top: 26px;
}

.said_menu_follow_title {
  font-weight: bold;
  font-style: italic;
  font-size: 2.0rem;
}
@media screen and (max-width: 767px) {
  .said_menu_follow_title {
    font-size: 1.6rem;
  }
}

.said_menu_follow_title span {
  font-size: 0.7em;
  font-style: normal;
}

.said_menu_follow_icons {
  display: flex;
  align-items: center;
  gap: 12px;
}

.said_menu_follow_icons a {
  width: 56px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 1px solid #E5E5E5;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}

.said_menu_follow_icons a img {
  width: 30px;
  aspect-ratio: 1 / 1;
}

.said_menu_follow_icons a:nth-of-type(2) img {
  width: 20px;
  aspect-ratio: 1 / 1;
}

/* ==================== */
/* footer */
/* ==================== */

/* 区切り線 */
.footer_divider {
  width: 100%;
  height: 75px;
  position: relative;
  z-index: 10;
  overflow: visible;
  margin-top: -35px;
}

html img.footer_divider_img {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 45%);
  width: 100%;
  height: auto;
  shape-rendering: geometricPrecision;
  image-rendering: -webkit-optimize-contrast;
}

.c_footer {
  width: 100%;
  background: #fff;
}

/* バナーエリア*/
.footer_container {
  background-color: var(--cl-main02);
  padding: 30px 20px;
  z-index: 1;
}

.footer_wrap {
  max-width: 1240px;
  margin: 0 auto;
}

.footer_banner_title {
  font-style: italic;
  font-weight: bold;
  font-size: 2rem;
  margin-right: 50px;
}

.footer_banner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 40px;
}

.footer_banner_column {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.footer_banner_column .swiper-wrapper {
  display: flex;
  transition-property: transform;
}

.banner_item {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 23%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: #fff;
  flex-shrink: 0;
}

.banner_item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.footer_links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.links_list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  flex: 1;
}

.links_item {
  width: 145px;
  height: 145px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}

.links_item_tst{
  width: 75%;
}

.footer_upper {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 20px;
  display: flex;
}

.footer_logo {
  display: flex;
  flex-direction: column;
  width: 40%;
  max-width: 276px;
  margin-right: 8%;
}

.footer_logo p {
  margin-top: 1rem;
  font-size: 1.4rem;
  text-align: center;
}

.footer_menu {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.footer_menu_column {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.footer_menu_link {
  display: flex;
  gap: 24px;
}

.footer_menu_link a {
  font-weight: bold;
}

/* FOLLOW ME */
.footer_follow {
  display: flex;
  flex-direction: column;
  gap: 24px;
  border-left: 1px solid #000;
  padding-left: 24px;
}

.footer_follow_title {
  font-weight: bold;
  font-style: italic;
  font-size: 2.0rem;
}

.footer_follow_title span {
  font-size: 0.7em;
  font-style: normal;
}

.footer_follow_icons {
  display: flex;
  gap: 12px;
}

.footer_follow_icons a {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid #E5E5E5;
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer_follow_icons a img {
  width: 30px;
  height: 30px;
}

.footer_follow_icons a:nth-of-type(2) img {
  width: 20px;
  height: 20px;
}

/* コピーライトエリア*/
.footer_bottom {
  background-color: #000;
  color: #fff;
  padding: 24px 0px 14px;
  text-align: center;
}

.footer_bottom_link {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 18px;
  font-size: 0.875em;
}

.footer_bottom_link a {
  color: #fff;
}

.footer_bottom_link span {
  color: #fff;
}

.copy {
  font-size: 1.2rem;
  opacity: 0.7;
}

/* モバイル対応 */
@media screen and (max-width: 767px) {
  html img.footer_divider_img.sp{
    display: block !important;
  }

  .footer_banner_title {
    width: 100%;
    text-align: center;
    margin-right: 0;
    margin-bottom: 0px;
  }

  .footer_banner {
    flex-direction: column;
    margin-bottom: 20px;
  }

  .banner_item {
    width: 30%;
  }

  .footer_links {
    flex-direction: column;
    gap: 8px;
  }

  .links_list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    width: 100%;
  }

  .links_item {
    width: 100%;
    height: auto;
  }

  .footer_upper {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .footer_logo {
    width: 100%;
    margin-right: 0;
  }

  .footer_logo p {
    font-size: 1.2rem;
    text-align: center;
  }

  .footer_menu {
    flex-direction: column;
    gap: 16px;
  }

  .footer_menu_column {
    flex-direction: column;
    gap: 8px;
  }

  .footer_follow {
    gap: 4px;
    border-left: none;
    border-top: 1px solid #000;
    padding-left: 0px;
    padding-top: 8px;
  }

  .footer_follow_title {
    font-size: 1.8rem;
  }

  .footer_follow_icons a {
    width: 46px;
    height: 46px;
  }

  .footer_follow_icons a img {
    width: 26px;
    height: 26px;
  }

  .footer_follow_icons a:nth-of-type(2) img {
    width: 20px;
    height: 20px;
  }

  .footer_bottom {
    padding-bottom: 78px;
  }

  .footer_bottom_link {
    gap: 16px;
    margin-bottom: 8px;
  }

  .copy {
    font-size: 1.0rem;
  }

}

/* ==================== */
/* ページトップへ戻るボタン */
/* ==================== */

.back_to_top {
  position: fixed;
  right: 3%;
  bottom: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.3), 0 0 8px rgba(255, 255, 255, 0.5);
  z-index: 5000;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(40px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

.back_to_top img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.back_to_top.is_show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity 0.4s ease,
    visibility 0.4s ease,
    transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.back_to_top:hover {
  transform: translateY(-4px);
  transition: transform 0.2s ease;
}

@media screen and (max-width: 767px) {

  .back_to_top {
    right: 4%;
    width: 40px;
    height: 40px;
  }

}

/* ============================================================ */
/* 動画詳細・記事詳細 共通*/
/* ============================================================ */

/* 関連動画はありません・関連記事はありません */
.article-related-videos-empty,
.article-related-articles-empty{
  width: 100%;
  grid-column: span 2;
}

/* ==================== */
/* 関連動画 */
/* ==================== */
.c_sec.rel_video{
  padding-top: 0;
}

.rel_video_thumbnail .play_icon {
    width: 40px;
}

.rel_video_wrapper {
    margin-top: 16px;
}

.rel_videos_list {
    display: grid;
    gap: 12px 10px;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    grid-auto-columns: minmax(200px, calc(33.333% - 12px));
}

@media screen and (min-width: 768px) {
    .rel_videos_list {
        gap: 20px 18px;
    }
}
@media screen and (max-width: 480px) {
    .rel_videos_list {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-columns: minmax(0, calc(50% - 5px));
    }
}

/* 動画カード全体 */
.rel_video_card {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* サムネイル枠 */
.rel_video_thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
}

.rel_video_card_disc {
    display: flex;
    flex-direction: column;
    gap: 10px;
    line-height: 1;
}

/* 動画タイトル */
.rel_video_card_disc .video_card_title {
    font-weight: bold;
    color: #000;
    display: -webkit-box;
    line-clamp: 1;
    /* 1行以上省略 */
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 動画日付 */
.rel_video_card_disc .video_card_data {
    font-size: 0.875em;
    color: #000;
}

@media screen and (max-width: 767px) {
    .rel_video_card {
        gap: 8px;
    }

    .rel_video_card_disc {
        gap: 4px;
    }

    .rel_video_thumbnail {
        border-radius: 6px;
    }

    .rel_video_card_disc .video_card_title {
        font-size: clamp(1rem, 0.522rem + 1.405vw, 1.6rem);
    }

    .rel_video_card_disc .video_card_data{
        font-size: clamp(0.9rem, 0.661rem + 0.703vw, 1.2rem);
    }
}

/* ==================== */
/* 関連記事 */
/* ==================== */
.c_sec.rel_article,
.c_sec.article-related-articles{
  padding-top: 0;
}

.article_wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    grid-auto-columns: minmax(200px, calc(33.333% - 12px));
    gap: 8px 10px;
    margin-top: 16px;
}
@media screen and (min-width: 768px) {
    .article_wrapper {
        gap: 20px 18px;
        margin-top: 16px;
    }
}
@media screen and (max-width: 480px) {
    .article_wrapper {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-columns: minmax(0, calc(50% - 5px));
    }
}

.article_card {
    border: 1px solid #E5E5E5;
    border-radius: 12px;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

/* サムネイル枠 */
.article_card_thumb {
    width: 100%;
    aspect-ratio: 16 / 10;
    height: 50%;
    overflow: hidden;
}

.article_card_thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    transition: transform 0.3s ease;
}

/* タイトルと日付 */
.article_card_disc {
    height: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 12px 8px 16px;
}

.article_card_title {
    font-weight: bold;
    line-height: 1.4;
    color: #000;
    display: -webkit-box;
    /* 3行以上省略 */
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article_date {
    font-size: 0.875em;
    color: #000;
}

/* ホバー時の装飾*/
.article_card:hover .article_card_thumb img {
    transform: scale(1.1);
}

@media screen and (max-width: 767px) {
    .article_card {
        border-radius: 6px;
    }
    .article_card_disc{
       padding: 10px 2% 8px;
    }
    .article_card_title {
        font-size: clamp(1rem, 0.522rem + 1.405vw, 1.6rem);
    }
    .article_date{
        font-size: clamp(0.9rem, 0.661rem + 0.703vw, 1.2rem);
    }
}


/* ==================== */
/* OTHER VIDEOS と ボトムシート */
/* ==================== */
.other_sec_ttl_wrap {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 24px;
}

.other_sec_ttl__hr {
    width: 100%;
    border-top: 6px #000 double;
}

.other_sec_ttl {
    font-size: 2.6rem;
    font-weight: bold;
    line-height: 1;
    text-align: center;
    font-style: italic;
}

/* --- 1. PC時のスタイル -------------------- */
@media screen and (min-width: 768px) {

    .other .videos_list,
    #js_pc_target .videos_list {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .other .video_card,
    #js_pc_target .video_card {
        border-radius: 8px;
        overflow: hidden;
        display: flex;
        gap: 14px;
    }

    .other .video_thumbnail,
    #js_pc_target .video_thumbnail {
        position: relative;
        width: 42%;
        aspect-ratio: 16 / 9;
        /* 潰れ防止 */
        flex-shrink: 0;
        border-radius: 10px;
        overflow: hidden;
        contain: layout size;
    }

    .other .video_thumbnail .play_icon {
        width: 20%;
    }

    .other .video_card_disc,
    #js_pc_target .video_card_disc {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        padding: 2px 0;
        gap: 8px;
        flex: 1;
    }

    .other .video_card_title,
    #js_pc_target .video_card_title {
        font-weight: bold;
        line-height: 1.4;
        color: #000;
        display: -webkit-box;
        line-clamp: 2;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .other .video_card_data,
    #js_pc_target .video_card_data {
        font-size: 0.875em;
        color: #000;
    }
}

/* --- 2. ボトムシートの基本設定（PC非表示） --- */
.bottom_sheet_overlay,
.bottom_sheet {
    display: none;
}


/* --- 3. SP表示 --- */
@media screen and  (max-width: 767px) {

    /* オーバーレイ */
    .bottom_sheet_overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }

    .bottom_sheet_overlay.is-open {
        opacity: 1;
        pointer-events: auto;
    }

    /* ボトムシート本体 */
    .bottom_sheet {
        display: flex;
        flex-direction: column;
        position: fixed;
        left: 0;
        bottom: 0;
        width: 100%;
        height: auto;
        background: #fff;
        border-radius: 16px 16px 0 0;
        z-index: 999;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
        transform: translateY(calc(100% - 80px));
        transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .bottom_sheet.is-open {
        transform: translateY(0);
    }

    /* ボトムシートヘッダー */
    .sheet_header {
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        position: relative;
        cursor: pointer;
        background: #fff;
        border-radius: 16px 16px 0 0;
    }

    .sheet_arrow {
        width: 20px;
        height: 12px;
        flex-shrink: 0;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
        transform: rotate(180deg);
    }

    .bottom_sheet.is-open .sheet_arrow {
        transform: rotate(0deg);
    }

    .sheet_arrow::after {
        content: "";
        position: absolute;
        width: 13.5px;
        height: 13.5px;
        border-right: 2px solid #0084CA;
        border-bottom: 2px solid #E62475;
        transform: rotate(45deg);
        margin-top: -6px;
    }

    .sheet_ttl_wrap {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .sheet_ttl {
        font-weight: bold;
        color: #000;
        font-style: italic;
        line-height: 1;
    }

    .sheet_hr {
        width: 100%;
        border-top: 3px #000 double;
    }

    /* ボトムシートの中身（スクロールエリア） */
    .sheet_content {
        flex: 1;
        overflow-y: auto;
        padding: 8px 4px 14px 10px;
        background-color: #fff;
        -webkit-overflow-scrolling: touch;
    }

    .sheet_content .videos_list,
    #js_sp_target .videos_list {
        display: flex;
        flex-direction: row !important;
        gap: 10px;
        overflow-x: auto;
        overflow-y: hidden;
        position: relative;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .sheet_content .videos_list::-webkit-scrollbar,
    #js_sp_target .videos_list::-webkit-scrollbar {
        display: none;
    }

    .sheet_content .video_card {
        display: flex !important;
        flex-direction: column !important;
        gap: 10px;
        border-radius: 8px;
        width: 40%;
        flex-shrink: 0;
    }

    .sheet_content .video_thumbnail,
    #js_sp_target .video_thumbnail {
        width: 100% !important;
        aspect-ratio: 16 / 9;
        overflow: hidden;
        contain: layout size;
    }

    .sheet_content .video_thumbnail:hover .play_icon,
    #js_sp_target .video_thumbnail .play_icon {
        width: 20%;
    }

    .sheet_content .video_card_disc,
    #js_sp_target .video_card_disc {
        display: flex;
        flex-direction: column;
        gap: 6px;
        padding: 0;
        width: 100%;
    }

    .sheet_content .video_card_title {
        font-size: 1rem;
        font-weight: bold;
        line-height: 1.2;
        color: #000;
        display: -webkit-box;
        line-clamp: 2;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .sheet_content .video_card_data {
        font-size: 1.1rem;
        color: #000;
    }
}


/* ==================== */
/* 動画ホバー時のアニメーション */
/* ==================== */

.rel_video_thumbnail,
.other .video_thumbnail,
.sheet_content .video_thumbnail {
    transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
    /* ガタツキ防止 */
    will-change: transform;
    transform-origin: center center;
}

.rel_video_thumbnail:hover,
.other .video_thumbnail:hover,
.sheet_content .video_thumbnail:hover {
    transform: scale(1.06);
}

/* ==================== */
/* share */
/* ==================== */


.sns_icons {
  display: flex;
  gap: 8px;
}

.sns_icons img {
  width: 56px;
  aspect-ratio: 1 / 1;
}

.native_share_button{
    cursor: pointer;
}
.native_share_button:hover{
    opacity: 0.6;
}

@media screen and  (max-width: 1024px) {

  .sns_icons {
    align-self: flex-end;
    gap: 10px;
  }

}

@media screen and  (max-width: 767px) {

  .sns_icons img {
    width: 46px;
  }
}

.c_sec.share{
  padding-top: 0;
  padding-bottom: 0;
}

.share_inner {
  display: flex;
  align-items: center;
  gap: 24px;
  border-top: 1px solid #E5E5E5;
  padding-top: 24px;
}

.share_title {
  font-weight: bold;
  font-style: italic;
}



/* ======================================== */
/* お問い合わせ 共通*/
/* ======================================== */

.contact_container {
    max-width: 850px;
    margin: 0 auto;
}

.contact_headding {
    margin-bottom: 40px;
}

.form_lead {
    line-height: 1.4;
    color: #000;
}

/* --- ステップバー --- */
.contact_steps {
    width: 100%;
    padding-bottom: 50px;
    position: relative;
}

.step_list {
    display: flex;
    align-items: center;
    gap: 16px;
    list-style: none;
    padding: 0;
    margin: 0;
    font-weight: bold;
    color: #000;
}
.step_list li {
    display: flex;
    align-items: center;
}

.step_list li:not(:last-child)::after {
    content: "/";
    margin-left: 16px;
    color: #000;
}
/* 数字 */
.step_list li span.num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #fff;
    border: #000 1px solid;
    color: #000;
    font-size: 1.4rem;
    padding-right: 3px; /* italicにより右に倒れるため */
    margin-right: 4px;
    font-family: var(--font-gothic);
    font-style: italic;
}
.step_list li span.text {
    color: #000;
}
.step_list li.is_active span.num {
    background-color: #000;
    color: #fff;
}

.contact_divider {
    position: absolute;
    bottom: 5%;
    left: 0;
    width: 100%;
    height: 75px;
    z-index: -1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact_divider img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* --- 入力フォーム --- */
.form_contact{
    padding-bottom: 60px;
}

.form_item {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 24px;
}

/* 項目見出し（ラベル） */
.form_label {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.6rem;
    font-weight: bold;
    color: #000;
    margin: 0;
}

/* 必須・任意バッジ */
.required,
.optional {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    width: 50px;
    line-height: 1.4;
}
.required {
    background-color: #0C1530;
}
.optional {
    background-color: #A5A5A5;/
}

.form_label_wrap{
    display: flex;
    align-items: center;
    column-gap: 35px;
}
/* 入力例 */
.form_example {
    font-size: 0.875em; /* 1.4rem */
    color: #707376;
}
/* 英字 */
.form_example.__en {

}

/* --- 入力欄 --- */
.form_input input[type="text"],
.form_input input[type="email"],
.form_input input[type="tel"],
.form_input textarea {
    width: 100%;
    background-color: #F6F6F6;
    border: 1px solid #000;
    border-radius: 6px;
    padding: 12px 16px;
    color: #000;
    outline: none;
    transition: border-color 0.3s;
}
.form_input input:focus,
.form_input textarea:focus {
    border-color: #0084CA;
}
.form_input textarea {
    height: 180px;
    resize: vertical;
}

/* --- ラジオボタン チェックボックス --- */
.form_radio_list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.radio_label,
.checkbox_label {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    color: #000;
}
.radio_label input[type="radio"],
.checkbox_label input[type="checkbox"] {
    display: none;
}

/* ラジオボタン */
.radio_label .radio_text {
    position: relative;
    padding-left: 34px;
}
.radio_label .radio_text::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border: 1px solid #000;
    border-radius: 50%;
    background: #fff;
}
.radio_label input[type="radio"]:checked + .radio_text::after {
    content: "";
    position: absolute;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #E62475;
}

/* チェックボックス(プライバシーポリシー同意) */
.form_privacy_wrap {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 34px;
}

.checkbox_label .checkbox_text {
    position: relative;
    padding-left: 32px;
}
.checkbox_label .checkbox_text::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border: 2px solid #000;
    border-radius: 4px;
    background: #fff;
}
.checkbox_label .checkbox_text a {
    color: #0084CA;
    text-decoration: underline;
}
.checkbox_label input[type="checkbox"]:checked + .checkbox_text::before {
    border-color: #000;
}
.checkbox_label input[type="checkbox"]:checked + .checkbox_text::after {
    content: "";
    position: absolute;
    left: 6.5px;
    top: 40%;
    width: 10px;
    height: 16px;
    border: solid #E62475;
    border-width: 0 3px 3px 0;
    transform: translateY(-50%) rotate(45deg);
}


@media screen and (max-width: 767px) {
    .contact_steps {
        background-size: auto 35px;
    }
    .step_list {
        font-size: clamp(1.2rem, 0.899rem + 0.913vw, 1.6rem);
        gap: 4px;
    }
    .step_list li:not(:last-child)::after {
        margin-left: 4px;
    }
    .step_list li span.num {
      width: 28px;
      height: 28px;
      font-size: 1.2rem;
      flex-shrink: 0;
    }
    .form_label {
        font-size: 1.5rem;
    }
    .form_input input, .form_input textarea {
        font-size: 1.4rem;
        padding: 10px 12px;
    }
    .form_example {
        font-size: 1.2rem;
    }
    .form_privacy_wrap {
        flex-direction: row;
        justify-content: flex-start;
    }
    .form_label_wrap{
      flex-direction: column;
      align-items: start;
    }
    .form_item{
      gap: 8px;
    }

    .required,
    .optional {
      width: 46px;
      font-size: 1.3rem;
    }
}

/* button */
.p_contact_btn {
    width: 50%;
    max-width: 300px;
    height: 60px;
    margin-top: 30px;
}

.p_btn_submit {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 0 30px;
    /* background-color: #fff; */
    background: linear-gradient(75deg, #0084CA 0%, #E62475 30%, #fff 50%, #fff 100%);
    background-size: 300% 100%;
    background-position: 100% 0;
    border: 1px solid #000;
    border-radius: 50px;
    text-decoration: none;
    color: #000;
    font-weight: bold;
    box-sizing: border-box;
    box-shadow: 0 3px 0 1px #000;
    position: relative;
    top: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.p_btn_text {
    font-size: 2rem;
    letter-spacing: 0.05em;
}

/* 矢印 */
img.p_btn_arrow {
    width: 30px;
    height: 30px;
    object-fit: contain;
    transition: transform 0.3s ease;
    /* ボケ防止 */
    image-rendering: -webkit-optimize-contrast;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.p_btn_submit:hover {
    padding: 0 25px 0 35px;
    background-position: 0% 0;
    color: #fff;
    opacity: 1;
}

.p_btn_submit:hover img.p_btn_arrow {
    filter: brightness(0) invert(1);
}


 @media screen and (max-width: 767px) {
    .contact_btn_wrap,
    .confirm_btn_wrap{
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .p_contact_btn {
        width: 70%;
        max-width: 200px;
        height: 40px;
        margin-top: 10px;
    }

    .p_btn_submit {
        padding: 0 8% 0 13%;
    }
    .p_btn_submit:hover {
        padding: 0 7% 0 14%;
    }
    .p_btn_text {
        font-size: clamp(1.2rem, 0.817rem + 1.02vw, 1.6rem);
    }

    img.p_btn_arrow {
        width: 20px;
        height: 20px;
    }
}

/* ==================== */
/* CONFIRM */
/* ==================== */
.p_confirm .form_item{
  gap: 7px;
  margin-bottom: 27px;
}
@media screen and (max-width: 767px) {
  .p_confirm .form_item{
    gap: 6px;
    margin-bottom: 20px;
  }
}

.confirm_btn_wrap{
    display: flex;
    align-items: center;
    gap: 20px
}

.confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit {
    padding: 0 40% 0 30px;
    background: #fff;
    background-position: 0% 0;
    color: #000;
    opacity: 1;
}
.confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit:hover {
    padding: 0 45% 0 25px;
    background: #E5E5E5;
    background-size: 100% 100%;
    background-position: 0% 0;
}
.confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit img.p_btn_arrow {
    transform: scaleX(-1);
}
.confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit:hover img.p_btn_arrow {
    filter: none;
}

.confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit {
    padding: 0 40px 0 25px;
    background: linear-gradient(75deg, #fff 0%, #fff 50%, #0084CA 50%, #E62475 100%);
    background-size: 210% 100%;
    background-position: 100% 0;
    color: #fff;
    opacity: 1;
}
.confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit:hover {
    padding: 0 35px 0 30px;
    background-size: 300% 100%;
    background-position: 0% 0;
    color: #000;
}
.confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit img.p_btn_arrow {
    filter: brightness(0) invert(1);
}
.confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit:hover  img.p_btn_arrow {
    filter: none;
}

@media screen and (max-width: 767px) {
  .confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit {
      padding: 0 8% 0 13%;
  }
  .confirm_btn_wrap .p_contact_btn:last-child .p_btn_submit:hover{
      padding: 0 7% 0 14%;
  }

  .confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit {
      padding: 0 35% 0 8%;
  }
  .confirm_btn_wrap .p_contact_btn:first-child .p_btn_submit:hover {
      padding: 0 40% 0 7%;
  }
}


/* ==================== */
/* COMPLETE */
/* ==================== */

.confirm_main p{
  line-height: 1.4;
  margin-bottom: 20px;
}
@media screen and (max-width: 767px) {
  .confirm_main p{
    margin-bottom: 18px;
  }
}

.confirm_main a.rink{
  color: #0084CA;
  text-decoration: underline;
}

/* ======================================== */
/* NOT FOUND */
/* ======================================== */
.p_not-found .not-found_block {
    margin-top: 54px;
    text-align: center;
}

.p_not-found .not-found_section .not-found_img {
    display: block;
    width: 450px;
    max-width: 90%;
    height: auto;
    margin: 0 auto 15px;
}

.p_not-found .not-found_section p {
    margin-bottom: 23px;
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 2;
}

/* Action Button */
.not-found_top_btn {
    width: 50%;
    max-width: 360px;
    height: 60px;
    margin: 0 auto;
    margin-top: 30px;
}

.not-found_top_btn .btn_top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 0 30px;
    background: linear-gradient(75deg, #0084CA 0%, #E62475 30%, #fff 50%, #fff 100%);
    background-size: 300% 100%;
    background-position: 100% 0;
    border: 1px solid #000;
    border-radius: 50px;
    text-decoration: none;
    color: #000;
    font-weight: bold;
    box-sizing: border-box;
    box-shadow: 0 3px 0 1px #000;
    position: relative;
    top: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.not-found_top_btn .btn_top:hover {
    padding: 0 25px 0 35px;
    background-position: 0% 0;
    color: #fff;
    opacity: 1;
}

.not-found_top_btn .btn_top:hover img.btn_arrow {
    filter: brightness(0) invert(1);
}

.not-found_top_btn .btn_text {
    font-size: 2rem;
    letter-spacing: 0.05em;
}

/* 矢印 */
.not-found_top_btn img.btn_arrow {
    width: 30px;
    height: 30px;
    object-fit: contain;
    transition: transform 0.3s ease;
    /* ボケ防止 */
    image-rendering: -webkit-optimize-contrast;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

@media screen and (max-width: 767px) {
    .not-found_top_btn {
        width: 90%;
        max-width: 270px;
        height: 45px;
        margin-top: 30px;
    }

    .not-found_top_btn .btn_top {
        padding: 0 8%;
    }

    .not-found_top_btn .btn_top:hover{
        padding: 0 7% 0 9%;
    }

    .not-found_top_btn .btn_text {
        font-size: 1.6rem;
    }
}