/* 共通 */

@charset "UTF-8";

html,
body,
h1,
h2,
h3,
figure,
p,
ul,
li {
  margin: 0;
  padding: 0;
  line-height: 1;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  border: none;
  vertical-align: bottom;
  max-width: 100%;
  margin: 0;
}

html {
  font-size: 62.5%;
}

body {
  background-color: #000;
  color: #333;
  font-size: 1.6rem;
  font-family: "Noto Sans JP", sans-serif;
}

p {
  margin: 0;
  line-height: 2;
}

a {
  text-decoration: none;
}

.inner {
  max-width: 950px;
  margin: 0 auto;
}

.sp_only {
  display: none;
}

/* 見出し用 */
.title {
  background: linear-gradient(
    90deg,
    #f2754b 0%,
    #f5873d 31.73%,
    #f89a2e 64.9%,
    #fbae1e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  padding: 0;
  margin: 0;
}

#CONTENTS_INNER {
  background-color: #000 !important;
}

/*　 MV　*/

.mv {
  position: relative;
}

.mv_img {
  margin: 0;
  padding: 0;
  display: block;
}

.mv_img img {
  width: 100%;
}

.mv_flex {
  position: absolute;
  top: 35%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  max-width: 1000px;
  width: 100%;
  justify-content: center;
  align-items: center;
}

.copy_img {
  width: 75%;
  margin: 0;
}
.copy_img img {
  width: 100%;
}
.youtube {
  width: 48%;
  aspect-ratio: 16 / 9;
  margin: 0;
  box-shadow:0 0 30px #F3774A;
  position: relative;
}
.youtube iframe {
  width: 100%;
  height: 100%;
  margin: 0;
  position: absolute;
  top: 0;
  left: 0;
}

.mv .copy {
  color: #fff;
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
}

.mv .copy span {
  display: block;
  text-align: center;
}

.mv .copy .copy_top {
  font-weight: lighter;
  font-size: 24px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.1em;
}
.mv .copy .copy_middle {
  font-size: 48px;
  background: linear-gradient(
    90deg,
    #f2754b 0%,
    #f5873d 31.73%,
    #f89a2e 64.9%,
    #fbae1e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  padding: 0;
  margin: 0;
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.mv .copy .copy_middle {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.4;
  position: relative;
  padding: 0;
  margin: 0;

  background: linear-gradient(
    90deg,
    #f2754b 0%,
    #f5873d 31.73%,
    #f89a2e 64.9%,
    #fbae1e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  overflow: visible;
}

.mv .copy .copy_middle::after {
  content: attr(data-text);
  position: absolute;
  top: 75%; /* 元のテキストの下に配置 */
  left: 0;
  width: 100%;
  transform: scaleY(-1); /* 上下反転 */
  opacity: 0.5;

  /* 同じグラデーションを再現 */
  background: linear-gradient(
    90deg,
    #f2754b 0%,
    #f5873d 31.73%,
    #f89a2e 64.9%,
    #fbae1e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;

  /* 下にいくほど消える効果 */
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
  -webkit-mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
}


.mv .copy .copy_bottom {
  font-weight: bold;
  font-size: 28px;
  line-height: 1.4;
  letter-spacing: 0.2em;
  margin-top: 15px;
}

.mv .caution {
  color: #fff;
  position: absolute;
  bottom: 10px;
  right: 15%;
  font-size: 12px;
  z-index: 3;
}

/* DTS Surround Cinemaとは？ */
.about {
  position: relative;
  width: 100%;
  z-index: 1;
}

.about::before {
  position: absolute;
  display: block;
  content: "";
  width: 350px;
  height: 390px;
  top: -20px;
  right: 0;
  background-image: url(../images/bg01.png);
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: 1;
}
.about::after {
  position: absolute;
  display: block;
  content: "";
  width: 280px;
  height: 450px;
  bottom: -500px;
  left: 0;
  background-image: url(../images/bg02.png);
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: 1;
}
.about h2 {
  font-size: 36px;
  text-align: center;
  padding-top: 180px;
  position: relative;
  font-weight: 900;
  z-index: 0;
}

.about h2::after {
  display: block;
  position: absolute;
  content: "";
  background-image: url("../images/about.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  width: 100%;
  height: 320px;
  top: 65%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
  width: 80%;
}

.about h2 span {
  position: relative;
  z-index: 1;
}

.about p {
  text-align: center;
  margin-top: 26px;
  color: #fff;
  font-size: 18px;
  position: relative;
}

/* DTS Surround Cinemaの特徴 */
.feature {
  margin-top: 100px;
  position: relative;
}

.feature::before {
  position: absolute;
  display: block;
  content: "";
  width: 350px;
  height: 360px;
  bottom: -130px;
  right: 0;
  background-image: url(../images/bg03.png);
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: 0;
}
.feature::after {
  position: absolute;
  display: none;
  content: "";
  width: 350px;
  height: 360px;
  bottom: -130px;
  right: 0;
  background-image: url(../images/bg04.png);
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: -1;
}

.feature h2.title {
  font-size: 32px;
  text-align: center;
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(
      to right,
      #f2754b 0%,
      #f5873d 31.73%,
      #f89a2e 64.9%,
      #fbae1e 100%
    )
    1;
  border-image-slice: 1;
  padding-bottom: 16px;
  font-weight: 600;
}
.feature h3.title {
  font-size: 24px;
  border: none;
  text-align: start;
}

.feature_flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 60px;
}
.flex_between_reverse {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  justify-content: space-between;
  margin-top: 70px;
}

.feature_left {
  width: 45%;
  margin: 0;
}

.feature .feature_left p {
  color: #fff;
  font-size: 16px;
  margin-top: 13px;
}

.feature_right {
  width: 50%;
}

.feature_right img {
  width: 100% !important;
}

/* バナー */

.banner {
  position: relative;
  padding: 90px 0;
  margin-top: 130px;
}

.banner .banner_bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.banner .banner_bg img {
 width: 100%;
 height: 100%;
}

.banner .banner_img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.banner .inner {
  position: relative; /* 子要素を画像の上に表示 */
  z-index: 1; /* テキストとボタンを前面に */
}

.banner .banner_text {
  color: #fff;
  font-size: 24px;
  background: linear-gradient(
    90deg,
    #f2754b 0%,
    #f5873d 31.73%,
    #f89a2e 64.9%,
    #fbae1e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  padding: 0;
  margin: 0;
  font-weight: bold;
}

.banner .btn {
  margin-top: 22px;
}

.banner .btn a {
  padding: 10px 57px 10px 37px;
  border: 1px solid #fff;
  display: inline-block;
  transition: all ease 0.3s;
}

.banner .btn a span {
  color: #fff;
  position: relative;
}

.banner .btn a:hover {
  background-color: #fff;
}
.banner .btn a:hover span {
 color: #000;
}

.banner .btn a span::after {
  position: absolute;
  content: "";
  display: block;
  top: 50%;
  right: -20px;
  width: 0;
  height: 0;
  transform: translateY(-50%);
  border-style: solid;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 8px solid #fff;
  border-right: 0;
}

.banner .btn a:hover span::after {
  border-left: 10px solid #000;
}

/* fade up */

/* 初期状態 */
.fade_up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  will-change: opacity, transform;
}

/* 表示時 */
.fade_up.is_visible {
  opacity: 1;
  transform: translateY(0);
}

/* ステージング（遅延を変えたいとき） */
.fade_up {
  transition-delay: var(--delay, 0s);
}

/* reduced-motion 対応 */
@media (prefers-reduced-motion: reduce) {
  .fade_up,
  .fade_up.is_visible {
    transition: none;
    transform: none;
    opacity: 1;
  }
}

@media screen and (max-width: 960px) {
  .inner {
    padding: 0 30px;
  }
  .sp_only {
    display: inline;
  }
  .mv_flex {
    flex-direction: column;
    top: 37%;
  }
  .copy_img {
    width: 65%;
  }
  .youtube {
    width: 50%;
    margin-top: 5px;
  }

  .mv .copy {
    top: 63%;
  }

  .mv .copy .copy_top {
    font-size: 4.3vw;
  }
  .mv .copy .copy_middle {
    font-size: 7vw;
    margin-top: 5px;
  }
  .mv .copy .copy_bottom {
    font-size: 4.7vw;
    margin-top: 10px;
  }

  .mv .caution {
    font-size: 2.66vw;
    right: 30px;
    bottom: 15px;
  }

  /* DTS Surround Cinemaとは？ */
  .about h2 {
    font-size: 36px;
    text-align: center;
    margin-top: 20px;
    position: relative;
    font-weight: 900;
    z-index: 0;
  }

  .about h2::after {
    display: block;
    position: absolute;
    content: "";
    background-image: url("../images/about.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    height: 320px;
    top: 70%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    width: 80%;
  }

  .about::before {
    position: absolute;
    display: block;
    content: "";
    width: 25%;
    height: 100%;
    top: -20px;
    right: 0;
    background-image: url(../images/bg01.png);
    background-position: top;
    background-size: contain;
    background-repeat: no-repeat;
    z-index: 1;
  }

  .about::after {
    position: absolute;
    display: block;
    content: "";
    width: 25%;
    height: 100%;
    bottom: -33%;
    left: 0;
    background-image: url(../images/bg02.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    z-index: -1;
  }

  .about h2 span {
    position: relative;
    z-index: 1;
    font-size: 5.8vw;
  }

  .about p {
    text-align: center;
    margin-top: 26px;
    color: #fff;
    font-size: 4vw;
    position: relative;
  }

  /* DTS Surround Cinemaの特徴 */
  .feature {
    margin-top: 40px;
  }

  .feature h2.title {
    font-size: 5.7vw;
    text-align: center;
    border-top: 1px solid transparent;
    border-bottom: none;
    border-image: linear-gradient(
        to right,
        #f2754b 0%,
        #f5873d 31.73%,
        #f89a2e 64.9%,
        #fbae1e 100%
      )
      1;
    border-image-slice: 1;
    padding-top: 16px;
    padding-bottom: 0;
  }

  .feature::before {
    position: absolute;
    display: block;
    content: "";
    width: 25%;
    height: 25%;
    bottom: 2%;
    left: 0;
    background-image: url(../images/bg02.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    z-index: 0;
  }

  .feature::after {
    position: absolute;
    display: block;
    content: "";
    width: 20%;
    height: 20%;
    bottom: unset;
    top: 90%;
    right: 0;
    background-image: url(../images/bg04.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    z-index: 1;
  }
  .feature h3.title {
    font-size: 5vw;
    border: none;
    text-align: start;
    line-height: 1.4;
  }

  .feature_flex {
    flex-direction: column;
  }
  .feature_flex .feature_left p {
    font-size: 3.7vw;
  }
  .flex_between_reverse .feature_left p {
    font-size: 3.7vw;
  }
  .feature_flex .feature_right {
    margin-top: 20px;
  }
  .flex_between_reverse {
    flex-direction: column;
    margin-top: 40px;
  }
  .flex_between_reverse .feature_right {
    margin-top: 20px;
  }
  .feature_left {
    width: 100%;
    margin: 0;
  }
  .feature_right {
    width: 100%;
  }

  /* バナー */

  .banner {
    padding: 70px 0 200px;
    margin-top: 80px;
    min-height: 200px; /* 高さを確保 */
    width: 100%; /* 画面幅に制限 */
    margin-left: 0; /* 余計なマージンをリセット */
    margin-right: 0;
  }

  .banner .banner_text {
    font-size: 5vw;
    line-height: 1.4;
  }

  .banner .btn {
    margin-top: 35px;
  }

  .banner .btn a {
    padding: 20px 57px 20px 37px;
    font-size: 3.46vw;
    display: block;
    text-align: center;
    line-height: 1.7;
  }
  .banner .inner {
    width: 100%; /* 子要素も画面幅に制限 */
    box-sizing: border-box;
    padding-left: 15px; /* 必要に応じて調整 */
    padding-right: 15px;
  }
  .banner .btn a span::after {
    position: absolute;
    content: "";
    display: block;
    top: 50%;
    right: -45px;
    width: 0;
    height: 0;
    transform: translateY(-50%);
    border-style: solid;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 20px solid #fff;
    border-right: 0;
  }
}

@media screen and (max-width: 640px) {
  .banner .btn a span::after {
    right: -35px;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 12px solid #fff;
    border-right: 0;
  }
}

@media screen and (min-width: 1280px) {
  .mv .copy .copy_top {
    font-size: 1.9vw;
  }
  .mv .copy .copy_middle {
    font-size: 3.75vw;
  }

  .mv .copy .copy_bottom {
    font-size: 2.19vw;
  }

  .mv .caution {
    font-size: 0.93vw;
    right: 24%;
  }
}