@charset "UTF-8";

/* =========================================================
   HERO  ( design: 1440 x 840 / 2880x1680 の 1/2 )
   ========================================================= */
.p-hero {
  background: #000;
}
.p-hero__media {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 816;
  overflow: hidden;
}
.p-hero__video,
.p-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- 音声ON/OFF ボタン --- */
.p-hero__sound {
  position: absolute;
  right: 30px;
  bottom: 30px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  color: #fff;
  background: rgba(37, 30, 28, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 40px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background .25s ease, opacity .25s ease;
}
.p-hero__sound:hover { background: rgba(37, 30, 28, 0.7); }
.p-hero__sound-icon { display: inline-flex; }
.p-hero__sound-icon svg { display: block; }
.p-hero__sound-icon .is-unmuted { display: none; }
.p-hero__sound.is-on .is-muted { display: none; }
.p-hero__sound.is-on .is-unmuted { display: block; }
.p-hero__sound-txt {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}


/* =========================================================
   PRODUCT ( dark )
   ========================================================= */
.p-product {
  background: var(--c-dark);
  color: var(--c-white);
  text-align: center;
  padding-top: 100px;
  padding-bottom: 98px;
}

/* NMN+S1PC / IMAI-S1 ロゴ  1180x450 → 590x225 */
.p-product__ttl {
  margin: 0;
}
.p-product__ttl img {
  display: block;
  width: 590px;
  height: auto;
  margin-inline: auto;
}

/* パッケージ 2100x848 → 1050x424 */
.p-product__pkg {
  margin: 80px 0 0;
}
.p-product__pkg img {
  display: block;
  width: 1050px;
  height: auto;
  margin-inline: auto;
}

.p-product__lead {
  margin: 68px 0 0;
  font-size: 26px;
  line-height: 45px;
  letter-spacing: 0.04em;
}

.p-product__date {
  margin: 54px 0 0;
  font-size: 107px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
}

.p-product__place {
  margin: 31px 0 0;
  font-size: 26px;
  line-height: 45px;
  letter-spacing: 0.04em;
}
.p-product__mark {
  font-size: 20px;
  vertical-align: 2px;
}

.p-product__note {
  margin: 19px 0 0;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: 0.06em;
}

.p-product__release {
  margin: 82px 0 0;
  font-size: 38px;
  line-height: 1.4;
  letter-spacing: 0.055em;
}

.p-product__cr {
  margin: 40px 0 0;
  font-size: 15px;
  line-height: 1.4;
  letter-spacing: 0.02em;
}


/* =========================================================
   NEWS
   ========================================================= */
.p-news {
  background: var(--c-base);
  padding-top: 134px;
}

.p-news__ttl {
  margin: 0;
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.08em;
  text-align: center;
}

.p-news__list {
  margin: 44px 0 0;
  padding: 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.p-news__item {
  display: flex;
  align-items: flex-start;
  padding: 0 0 0 40px;
}
.p-news__item:first-child { padding-top: 75px; }
.p-news__item:last-child  { padding-bottom: 73px; }
.p-news__item + .p-news__item { margin-top: 47px; }

.p-news__date {
  flex-shrink: 0;
  width: 140px;
  margin: 0;
  font-size: 20px;
  line-height: 30px;
  letter-spacing: 0.04em;
}

.p-news__txt {
  flex: 1;
  margin: 0;
  font-size: 20px;
  line-height: 30px;
  letter-spacing: 0.08em;
}
.p-news__txt a {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: text-decoration-color .25s ease;
}
.p-news__txt a:hover { text-decoration-color: currentColor; }

.p-news__more {
  margin-top: 50px;
  display: flex;
  justify-content: center;
}


/* =========================================================
   MISSION
   ========================================================= */
.p-mission {
  padding-top: 134px;
}

.p-mission__ttl {
  margin: 0;
  font-size: 82px;
  font-weight: 700;
  line-height: 94px;
  letter-spacing: -0.01em;
}

.p-mission__cc {
  margin: 40px 0 0;
  font-size: 30px;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.p-mission__txt {
  margin: 57px 0 0;
  font-size: 26px;
  font-weight: 500;
  line-height: 45px;
  letter-spacing: 0.035em;
}
.p-mission__txt:nth-of-type(3) { margin-top: 44px; }
.p-mission__txt--last { margin-top: 46px; }


/* =========================================================
   LEADERSHIP
   ========================================================= */
.p-leader {
  padding-top: 114px;
}

.p-leader__ttl {
  margin: 0;
  font-size: 82px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
}

.p-leader__cc {
  margin: 57px 0 0;
  font-size: 31px;
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.p-leader__txt {
  margin: 55px 0 0;
  font-size: 25px;
  font-weight: 500;
  line-height: 45px;
  letter-spacing: 0.08em;
}

.p-leader__sub {
  margin: 101px 0 0;
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.08em;
}

/* --- Members --- */
.p-member {
  margin: 25px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.p-member__item {
  display: flex;
  align-items: flex-start;
  gap: 50px;
}
.p-member__item:first-child { padding-top: 57px; }
.p-member__item + .p-member__item { margin-top: 60px; }
.p-member__item:nth-child(2) { margin-top: 64px; }

.p-member__img {
  flex-shrink: 0;
  width: 220px;
  margin: 0;
}
.p-member__img img {
  display: block;
  width: 220px;
  height: auto;
}

.p-member__body {
  flex: 1;
  min-width: 0;
  padding-top: 7px;
}

.p-member__name {
  margin: 0;
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.10em;
}
.p-member__name--en { letter-spacing: 0.01em; }

.p-member__post {
  margin: 18px 0 0;
  font-size: 20px;
  line-height: 31px;
  letter-spacing: 0.11em;
}
.p-member__post-en { display: inline-block; font-size: 21px; line-height: 31px; letter-spacing: 0.045em; }

.p-member__prof {
  margin: 12px 0 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 28px;
  letter-spacing: 0.03em;
  text-align: justify;
  text-justify: inter-character;
}


/* =========================================================
   COMPANY
   ========================================================= */
.p-company {
  padding-top: 131px;
  padding-bottom: 139px;
}

.p-company__ttl {
  margin: 0;
  font-size: 32px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.074em;
  text-align: center;
}

.p-company__list {
  width: 680px;
  margin: 44px auto 0;
  padding: 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.p-company__row {
  display: flex;
  align-items: flex-start;
  padding-left: 40px;
}
.p-company__row:first-child { padding-top: 77px; }
.p-company__row:last-child  { padding-bottom: 74px; }
.p-company__row + .p-company__row { margin-top: 49px; }
.p-company__row:nth-child(3) { margin-top: 50px; }

.p-company__label {
  flex-shrink: 0;
  width: 200px;
  margin: 0;
  font-size: 18px;
  line-height: 28px;
  letter-spacing: 0.04em;
}

.p-company__data {
  flex: 1;
  margin: 0;
  font-size: 22px;
  line-height: 28px;
  letter-spacing: 0.02em;
}

.p-company__contact {
  margin-top: 150px;
  display: flex;
  justify-content: center;
}


/* =========================================================
   SP  ( - 980px )   1rem = SPデザイン(430px)の 10px
   ========================================================= */
@media (max-width: 980px) {

  /* --- HERO --- */
  .p-hero__media { aspect-ratio: 1920 / 816; }

  .p-hero__sound {
    right: 1.5rem;
    bottom: 1.5rem;
    gap: 0.5rem;
    padding: 0.7rem 1.3rem;
  }
  .p-hero__sound-icon svg { width: 1.8rem; height: 1.8rem; }
  .p-hero__sound-txt { font-size: 1.1rem; }

  /* --- PRODUCT --- */
  .p-product {
    padding-top: 6.0rem;
    padding-bottom: 5.9rem;
  }
  .p-product__ttl img { width: 28.0rem; }

  .p-product__pkg { margin-top: 4.9rem; }
  .p-product__pkg img { width: 36.6rem; }

  .p-product__lead {
    margin-top: 4.0rem;
    /* ブラウザ幅で可変：430px幅で約17px、それ以下は縮小、それ以上は17pxで頭打ち */
    font-size: min(3.9535vw, 17px);
    line-height: min(7.5581vw, 32.5px);
    letter-spacing: 0.08em;
  }

  .p-product__date {
    margin-top: 4.0rem;
    font-size: 7.4rem;
  }

  .p-product__place {
    margin-top: 1.5rem;
    font-size: 1.6rem;
    line-height: 2.5rem;
    letter-spacing: 0.01em;
  }
  .p-product__mark { font-size: 1.2rem; vertical-align: 1px; }

  .p-product__note {
    margin-top: 1.9rem;
    font-size: 1.2rem;
    letter-spacing: 0.078em;
  }

  .p-product__release {
    margin-top: 4.5rem;
    font-size: 2.4rem;
    line-height: 3.8rem;
    letter-spacing: 0.125em;
  }

  .p-product__cr {
    margin-top: 4.3rem;
    font-size: 1.2rem;
    letter-spacing: 0.08em;
  }

  /* --- NEWS --- */
  .p-news { padding-top: 7.2rem; }

  .p-news__ttl { font-size: 2.9rem; letter-spacing: 0.05em; }

  .p-news__list {
    margin-top: 3.3rem;
    padding-inline: 1.6rem;
    margin-inline: -1.6rem;
  }
  .p-news__item { padding-left: 0; }
  .p-news__item:first-child { padding-top: 4.3rem; }
  .p-news__item:last-child  { padding-bottom: 4.1rem; }
  .p-news__item + .p-news__item { margin-top: 2.6rem; }
  .p-news__item:nth-child(3) { margin-top: 2.5rem; }

  .p-news__date {
    width: 9.0rem;
    font-size: 1.4rem;
    line-height: 2.4rem;
    letter-spacing: 0.02em;
  }
  .p-news__txt {
    font-size: 1.4rem;
    line-height: 2.4rem;
    letter-spacing: 0.04em;
  }
  .p-news__txt a { text-underline-offset: 3px; }

  .p-news__more { margin-top: 5.0rem; }

  /* --- MISSION --- */
  .p-mission { padding-top: 7.0rem; }

  .p-mission__ttl {
    font-size: 4.3rem;
    line-height: 4.8rem;
    letter-spacing: -0.01em;
  }
  .p-mission__cc {
    margin-top: 2.3rem;
    font-size: 1.8rem;
  }
  .p-mission__txt {
    margin-top: 3.5rem;
    font-size: 1.5rem;
    line-height: 2.8rem;
    letter-spacing: 0.04em;
  }
  .p-mission__txt:nth-of-type(3) { margin-top: 2.8rem; }
  .p-mission__txt--last { margin-top: 2.8rem; }

  /* --- LEADERSHIP --- */
  .p-leader { padding-top: 6.4rem; }

  .p-leader__ttl { font-size: 4.2rem; letter-spacing: -0.01em; }
  .p-leader__cc {
    margin-top: 2.4rem;
    font-size: 1.8rem;
  }
  .p-leader__txt {
    margin-top: 3.7rem;
    font-size: 1.5rem;
    line-height: 2.9rem;
    letter-spacing: 0.04em;
  }
  .p-leader__sub {
    margin-top: 7.2rem;
    font-size: 2.1rem;
    letter-spacing: 0.06em;
  }

  .p-member { margin-top: 1.9rem; }

  .p-member__item {
    display: block;
    text-align: center;
  }
  .p-member__item:first-child { padding-top: 5.4rem; }
  .p-member__item + .p-member__item { margin-top: 5.1rem; }
  .p-member__item:nth-child(6) { margin-top: 5.4rem; }

  .p-member__img {
    width: 65.6%;
    max-width: 300px;
    margin-inline: auto;
  }
  .p-member__img img { width: 100%; }

  .p-member__name {
    margin-top: 3.1rem;
    font-size: 2.5rem;
  }
  .p-member__post {
    margin-top: 2.2rem;
    font-size: 1.8rem;
    line-height: 3.0rem;
  }
  .p-member__post-en { display: inline; font-size: 1.9rem; line-height: 3.0rem; }
  .p-member__prof {
    margin-top: 2.6rem;
    font-size: 1.5rem;
    line-height: 2.4rem;
    letter-spacing: 0.04em;
    text-align: justify;
  }

  /* --- COMPANY --- */
  .p-company {
    padding-top: 8.4rem;
    padding-bottom: 8.1rem;
  }
  .p-company__ttl { font-size: 2.9rem; letter-spacing: 0.06em; }

  .p-company__list {
    width: auto;
    margin-top: 3.3rem;
    margin-inline: -1.6rem;
    padding-inline: 1.6rem;
  }
  .p-company__row { padding-left: 0; }
  .p-company__row:first-child { padding-top: 3.7rem; }
  .p-company__row:last-child  { padding-bottom: 3.7rem; }
  .p-company__row + .p-company__row { margin-top: 2.6rem; }
  .p-company__row:nth-child(3) { margin-top: 2.6rem; }

  .p-company__label {
    width: 10.0rem;
    font-size: 1.5rem;
    line-height: 2.4rem;
  }
  .p-company__data {
    font-size: 1.5rem;
    line-height: 2.4rem;
    letter-spacing: 0.01em;
  }

  .p-company__contact { margin-top: 6.2rem; }

}
/* end @media */