@charset "utf-8";
/* ----------------------------------------------------------------------
  Liquid Layout (rem based) - Safe Version
  - 1rem ≒ 10px を目指す
  - 画面幅に応じて html font-size を vw ベースで可変
  - clamp() で最小/最大をガードして事故を防ぐ
---------------------------------------------------------------------- */

/* 設計幅（1rem=10px換算を前提に「÷(design/10)」で計算する） */
:root {
  --liquid-design-pc: 1920;
  --liquid-design-ltb: 1366;
  --liquid-design-ntb: 1024;
  --liquid-design-sp: 390;

  /* remの下限/上限（好みに応じて調整OK）
     例）8pxなら 1rem=8px まで縮んでもOK、上限は10px固定 */
  --liquid-rem-min: 9px;
  --liquid-rem-max: 10px;
}

/* 1920pxより上は固定（1rem=10px） */
html {
  font-size: 62.5%;
}

/* 共通計算：
   100vw / (design/10) = 10vw / (design/100) みたいなもの
   clamp(min, fluid, max) でレンジ制御
*/

/* PC（～1920） */
@media screen and (max-width: 1920px) {
  html {
    font-size: clamp(
      var(--liquid-rem-min),
      calc(100vw / (var(--liquid-design-pc) / 10)),
      var(--liquid-rem-max)
    );
  }
}

/* 小さめPC（～1366） */
@media screen and (max-width: 1366px) {
  html {
    font-size: clamp(
      var(--liquid-rem-min),
      calc(100vw / (var(--liquid-design-ltb) / 10)),
      var(--liquid-rem-max)
    );
  }
}

/* タブレット（～1024） */
@media screen and (max-width: 1024px) {
  html {
    font-size: clamp(
      var(--liquid-rem-min),
      calc(100vw / (var(--liquid-design-ntb) / 10)),
      var(--liquid-rem-max)
    );
  }
}

/* スマホ（～520） */
@media screen and (max-width: 520px) {
  html {
    font-size: clamp(
      /* スマホだけ下限を少し下げたいならここを 7px とかにしてもOK */
      var(--liquid-rem-min),
      calc(100vw / (var(--liquid-design-sp) / 10)),
      var(--liquid-rem-max)
    );
  }
}

/* さらに小さい端末（～390）
   基準幅が同じなら、ここは無くてもOK。
   「390未満で別の設計幅に切り替えたい」場合だけ残す。 */
@media screen and (max-width: 390px) {
  html {
    font-size: clamp(
      var(--liquid-rem-min),
      calc(100vw / (var(--liquid-design-sp) / 10)),
      var(--liquid-rem-max)
    );
  }
}

/* ----------------------------------------------------------------------
common set
---------------------------------------------------------------------- */
:root {
    --color-black: #1A0E11;
    --color-red: #C10E49;
    --color-gray: #D1D1D1;
    --color-green: #87AB9B;
}

:root {
    --font-play: 'Play';
}

:root {
    --header-height: 10rem;
}

body {
    color: var(--color-black);
    font-size: 1.6rem;
    font-family: var(--font-play),'Noto Sans JP', sans-serif;
}

.inner {
  max-width: 1440px;
  width: 85%;
  margin-inline: auto;
}
.inner2 {
  max-width: 1620px;
  width: 90%;
  margin-inline: auto;
}

picture {
  width: 100%;
  display: block;
}
picture img {
  width: 100%;
  height: 100%;
}

p {
  line-height: 1.75;
}

@media screen and (max-width: 1024px) {
  :root {
      --header-height: 8rem;
  }
  .inner {
    width: 90%;
  }
  .inner2 {
    width: 95%;
  }
}

@media screen and (max-width: 520px) {
  :root {
      --header-height: 6rem;
  }
}


/* ビデオカードcss */
.video_items {
  width: 100%;
}
.video_thumb {
  width: 100%;
  aspect-ratio: 16/9;
  margin-bottom: 1.2rem;
  position: relative;
}
.video_item_link .video_thumb::before {
  content: 'OHHO!';
  width: 100%;
  height: 100%;
  color: #fff;
  font-size: 230%;
  letter-spacing: 0.075em;
  font-weight: 700;
  background-color: var(--color-black);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  scale: 0;
  pointer-events: none;
  transition: all .2s cubic-bezier(0.68,-0.55,0.27,1.55);;
}
@media (hover: hover) and (pointer: fine) {
  .video_item_link:hover .video_thumb::before {
    opacity: .6;
    scale: 1;
  }
}
.video_date {
  margin-bottom: 0.5rem;
}
.video_title {
  line-height: 1.5;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient:
  vertical; -webkit-line-clamp: 2;
}
#breadcrumbs p a {
  font-weight: 500;
  color: var(--color-black);
}


/* ----------------------------------------------------------------------
固定ページ
---------------------------------------------------------------------- */
#archives, #page {
  margin-top: calc(var(--header-height) + 1rem);
}
.page_title {
  padding-bottom: 6rem;
  border-bottom: 1px solid var(--color-black);
}
.breadcrumbs {
  font-size: 1.4rem;
}
#page .h2_wrapper {
  margin-inline: auto;
  width: fit-content;
  text-align: center;
  position: relative;
  margin-top: 3rem;
}
#page .h2_wrapper span {
  font-family: var(--font-play), sans-serif;
  font-size: 3.2rem;
  font-weight: 700;
  position: relative;
  margin-bottom: 1rem;
  display: inline-block;
}
#page .h2_wrapper span::before {
  content: '';
  width: 1.9rem;
  height: 3.8rem;
  background-image: url('../images/h2_key.svg');
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  left: 50%;
  top: -1rem;
  transform: translate(-50%,0) rotate(42deg);
  position: relative;
  display: block
}
#page .h2_wrapper h2 {
  font-size: 1.6rem;
  letter-spacing: 0.05em;
}

.link_btn {
  text-align: center;
  margin-top: 8rem;
}
.link_btn a {
  width: 32rem;
  color: #fff;
  background-color: var(--color-red);
  border: 1px solid var(--color-red);
  padding: 1.8rem;
  text-align: center;
  display: inline-block;
  letter-spacing: 0.05em;
  font-size: 1.8rem;
  position: relative;
  transition: background-color .1s, color .1s;
}
.link_btn a::after {
  content: '';
  width: 7rem;
  height: 1px;
  background-color: var(--color-black);
  top: 50%;
  right: 0;
  translate: 50% 50%;
  display: block;
  position: absolute;
  /* transition: background-color .3s; */
  transition: right .2s;
  pointer-events: none;
}
#error .lead_text {
  margin-top: 4rem;
}
#error .lead_text p {
  text-align: center;
}
@media (hover: hover) and (pointer: fine) {
  .link_btn a:hover {
    color: var(--color-red);
    background-color: #fff;
  }
  .link_btn a:hover::after {
    background-color: var(--color-green);
    right: -10px;
  }
}

@media screen and (max-width: 1024px) {
  .link_btn {
    margin-top: 5rem;
  }
}

@media screen and (max-width: 520px) {
  .br_pc { display: none;}
  .link_btn a {
    width: 28rem;
    padding: 1.6rem;
  }
  .page_title {
    padding-bottom: 3rem;
  }
  #page .h2_wrapper {
    margin-top: 2.5rem;
  }
  #page .h2_wrapper span::before {
    width: 1.3rem;
    height: 2.8rem;
  }
}

#about .lead_text {
  margin-top: 5rem;
  margin-bottom: 12rem;
}
#about .lead_text p {
  text-align: center;
}
#about p:not(:last-child) {
  margin-bottom: 2.5rem;
}
#about .text_box p a {
  color: var(--color-red);
  font-weight: 700;
  transition: opacity .2s;
}
@media (hover: hover) and (pointer: fine) {
  #about .text_box p a:hover {
    opacity: .6;
  }
}
.h3_wrapper {
  margin-bottom: 2.4rem;
  padding-bottom: 1rem;
  position: relative;
}
.h3_wrapper h3 {
  width: fit-content;
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  position: relative;
  line-height: 1.5;
}
.h3_wrapper h3::before {
  content: '';
  width: 100%;
  height: 2px;
  background-color: var(--color-red);
  position: absolute;
  bottom: -1rem;
  display: inline-block;
  z-index: 1
}
.h3_wrapper::after {
  content: '';
  width: 100%;
  height: 2px;
  background-color: var(--color-black);
  position: absolute;
  bottom: 0;
  display: inline-block;
}

section {
  margin-bottom: 12rem;
}

@media screen and (max-width: 820px) {
  .page_title {
    padding-bottom: 3.5rem;
  }
  #page .h2_wrapper span {
    font-size: 2.6rem;
  }
  #page .h2_wrapper h2 {
    font-size: 1.4rem;
  }
}

@media screen and (max-width: 520px) {
  #about .lead_text {
    margin-bottom: 8rem;
  }
  #about .lead_text p {
    text-align: left;
  }
  section {
    margin-bottom: 6rem;
  }
}