@charset "UTF-8";

/* =================================================================
  CSSカスタムプロパティ
================================================================= */
:root {
  /* color */
  --text-black: #333;
  --text-white: #fff;
  --text-primary: #00225D;
  --text-accent: #B4000A;

  /* background-color */
  --bg-black: #000;
  --bg-white: #fff;
  --bg-primary: #00225D;
  --bg-secondary: #006FCA;
  --bg-accent: #B4000A;

  /* border-color */
  --border-primary: #00225D;
  --border-secondary:#CDDFFF;
  --border-white: #fff;
  
  /* font-family */
  --font-family-ja: "Noto Sans JP", sans-serif;
  --font-family-en: "Roboto", sans-serif;

  /* border-radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 2rem;
  --border-radius-full: 999px;
  @media (width < 768px) {
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1.5rem;
  }
}

/* =================================================================
  common - elements
================================================================= */
body {
  color: var(--text-black);
  background: var(--bg-white);
  font-family: var(--font-family-ja);
}
img {
  width: 100%;
  height: auto;
  vertical-align: bottom;
}
a {
  color: var(--text-black);
  text-decoration: none;
}
main {
  position: relative;
}

/* =================================================================
  common - parts
================================================================= */
.pcVer {
  display: block;
  @media (width < 768px) {
    display: none;
  }
}
.spVer {
  display: none;
  @media (width < 768px) {
    display: block;
  }
}
.sec__header {
  margin-top: 4.375rem;
  @media (width < 768px) {
    margin-top: 3.75rem;
  }
}
.sec__header-title {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 8.75rem;
  padding-block: 4.375rem;
  border-top: 1px solid rgba(0, 0, 0, 0.50);
  border-bottom: 1px solid rgba(0, 0, 0, 0.50);
  background-image: linear-gradient(45deg, rgba(5, 5, 5, 0.90) -0.83%, #00163B 50.28%);
  color: var(--text-white);
  font-size: 2.75rem;
  line-height: 1;
  letter-spacing: 0.05em;
  @media (width < 768px) {
    min-height: 5rem;
    padding-block: 1.75rem;
    font-size: 2rem;
    line-height: 1.5;
    text-align: center;
  }
}
.sec__contents {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 65rem;
  margin-inline: auto;
  padding: 7.5rem 1.25rem;
  @media (width < 768px) {
    width: calc(350 / 390 * 100%);
    padding: 5rem 0;
  }
}
.sec__title {
  position: relative;
  z-index: 5;
  color: var(--text-primary);
  font-size: 2.375rem;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  @media (width < 768px) {
    font-size: 1.875rem;
  }
}
.sec__text {
  margin-top: 6.5rem;
  font-size: 1.25rem;
  line-height: 2;
  text-align: center;
  @media (width < 768px) {
    margin-top: 3.75rem;
    font-size: 1rem;
    text-align: left;
  }
}
.sec__link {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: 28.125rem;
  height: 4.375rem;
  margin: 3.75rem auto 0;
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius-full);
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.5;
  transition: all .4s;
  @media (width < 768px) {
    gap: 1rem;
    max-width: 19.375rem;
    height: 3.75rem;
    margin: 2.5re mauto 0;
    font-size:  1rem;
  }
  &::after {
    content: '';
    display: inline-block;
    width: 0.70313rem;
    height: 1.0825rem;
    background-image: url(/cis/assets/img/common/icon_arrow-right.svg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    transition: all .4s;
    @media (width < 768px) {
      width: 0.5rem;
      height: 0.75rem;
    }
  }
  &:hover {
    @media(hover: hover) {
      color: var(--text-white);
      background-color: var(--bg-primary);
      &::after {
        background-image: url(/cis/assets/img/common/icon_arrow-right_white.svg);
      }
    }
  }
}
.cta__btn {
  display: flex;
  width: 100%;
  max-width: 22.5rem;
  height: 3.75rem;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  border-radius: var(--border-radius-full);
  background: var(--bg-accent);
  color: var(--text-white);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  @media (width < 768px) {
    gap: 1.25rem;
    width: 15rem;
    height: 3.125rem;
    font-size: 1rem;
  }
  &::before {
    content: '';
    display: inline-block;
    width: 2.45rem;
    height: 2.45rem;
    gap: 1.25rem;
    background-image: url(/cis/assets/img/common/icon_cta.svg);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    @media (width < 768px) {
      width: 1.75rem;
      height: 1.75rem;
    }
  }
  &:hover::before {
    @media(hover: hover) {
      animation: diagonal-slide .8s cubic-bezier(.25, 1, .5, 1);
    }
  }
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin: 0.75rem 3.75rem 0;
  @media (width < 768px) {
    display: none;
  }
  @media (768px < width <= 1080px ) {
    margin-inline: 1.25rem;
  }
}
.breadcrumb__item {
  &:not(:last-of-type)::after {
    content: '';
    display: inline-block;
    width: 0.779rem;
    height: 0.775rem;
    margin-left: 1.25rem;
    background-image: url(/cis/assets/img/common/icon_breadcrumb-arrow.svg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
  }
}
.breadcrumb-home {
  width: auto;
  height: 1.25rem;
}
.bg__logo-right {
  position: relative;
  z-index: 0;
  background-image: linear-gradient(112deg, #E5F1FF 0.56%, #B1D5FF 71.82%);
  overflow: hidden;
  &::after {
    content: '';
    display: inline-block;
    position: absolute;
    top: 50%;
    left: calc(1200 / 1920 * 100vw);
    z-index: 0;
    width: 62.75rem;
    height: 53.677rem;
    background-image: url(/cis/assets/img/common/bg-decoration02.svg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    transform: translateY(-50%);
    @media (width < 1080px) {
      top: calc(10 / 390 * 100vw);
      left: calc(-219 / 390 * 100vw);
      width: 29.25rem;
      height: 19.125rem;
      transform: translateY(0);
    }
  }
}
.bg__logo-left {
  position: relative;
  z-index: 0;
  &::after {
    content: '';
    display: inline-block;
    position: absolute;
    top: 50%;
    right: calc(65rem + (100% - 65rem) / 2);
    z-index: -1;
    width: calc(900 / 1920 * 100vw);
    height: calc(948 / 1920 * 100vw);
    background-image: url(/cis/assets/img/common/bg-decoration03.svg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    transform: translateY(-50%);
    @media (width < 1080px) {
      display: none;
    }
  }
}

/* =================================================================
  animation - common
================================================================= */
@keyframes diagonal-slide {
  0% {
      transform: translate(0);
      opacity: 1;
  }
  50% {
      transform: translate(50%, -50%);
      opacity: 0;
  }
  51% {
      transform: translate(-50%, 50%);
      opacity: 0;
  }
  100% {
      transform: translate(0);
      opacity: 1;
  }
}

/* =================================================================
  header
================================================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4.375rem;
  background: rgba(255, 255, 255, 0.40);
  transition: background-color .4s;
  z-index: 1000;
  @media (width < 1000px) {
    height: 3.75rem;
  }
  &.is-active {
    background-color: rgba(255, 255, 255, 0.60);
    backdrop-filter: blur(30px);
  }
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding-left: 3.125rem;
  @media (width < 1000px) {
    padding-left: 0.625rem;
  }
}
.header__logo{
  width: auto;
  height: 2.5rem;
  @media (width < 1000px) {
    height: 1.875rem;
  }
}
.header__nav {
  display: flex;
  align-items: center;
  height: 100%;
}
.header__nav-list {
  display: flex;
  align-items: center;
  height: 100%;
  @media (width < 1000px) {
    display: none;
  }
}
.header__nav-item {
  height: 100%;
  a {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding-inline: 1.25rem;
    line-height: 1.5;
    &::after {
      @media (width >= 1000px) {
        content: '';
        position: absolute;
        bottom: calc(100% / 2 - 1em);
        left: calc((100% - 3.75rem) / 2);
        width: 3.75rem;
        height: 2px;
        background: #B4000A;
        transition: all .4s;
        transform: scale(0, 1);
        transform-origin: center top;
      }
    }
    &:hover::after {
      @media(hover: hover) {
        transform: scale(1, 1);
      }
    }
  }
}
.header__cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 11.25rem;
  height: 100%;
  margin-left: 3.75rem;
  color: var(--text-white);
  background-color: var(--bg-accent);
  font-size: 0.875rem;
  @media (width < 1000px) {
    display: none;
  }
  &::before {
    content: '';
    display: inline-block;
    width: 1.875rem;
    height: 1.875rem;
    background-image: url(/cis/assets/img/common/icon_cta.svg);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
  }
  &:hover::before {
    @media(hover: hover) {
      animation: diagonal-slide .8s cubic-bezier(.25, 1, .5, 1);
    }
  }
}
.header__hamburger {
  display: none;
  place-items: center;
  width: 6.25rem;
  height: 100%;
  transition: all .4s;
  @media (width < 1000px) {
    display: grid;
  }
  .header__hamburger-inner {
    display: grid;
    align-content: center;
    gap: 0.5rem;
    width: 3.125rem;
    height: 2.5rem;
    span {
      display: inline-block;
      width: 100%;
      height: 2px;
      background-color: var(--bg-black);
      transition: all .4s;
    }
  }
  &.is-active {
    background-color: var(--bg-white);
    span {
      grid-column: 1/-1;
      grid-row: 1/-1;
      &:nth-of-type(1) {
        transform: rotate(45deg);
      }
      &:nth-of-type(2) {
        display: none;
      }
      &:nth-of-type(3) {
        transform: rotate(-45deg);
      }
    }
  }
}
.menu {
  position: fixed;
  top: 4.375rem;
  right: -31.25rem;
  display: none;
  width: 31.25rem;
  height: calc(100vh - 4.375rem);
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: -4px 0 4px 0 rgba(0, 0, 0, 0.10);
  transition: all .4s;
  @media (width < 1000px) {
    top: 3.75rem;
    right: -17.5rem;
    display: block;
    width: 17.5rem;
    height: calc(100vh - 3.75rem);
  }
  &.is-active {
    right: 0;
  }
}
.menu__inner {
  padding: 5rem 1.5625rem;
  @media (width < 1000px) {
    padding: 1.25rem 1.25rem 2.5rem;
  }
}
.menu__item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.50);
  text-align: center;
}
.menu__link {
  display: inline-block;
  padding-block: 2.5rem;
  font-size: 1.25rem;
  line-height: 1.5;
  @media (width < 1000px) {
    width: 100%;
    padding-block: 1.25rem;
    font-size: 1rem;
    line-height: 2;
  }

}
.menu__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 28.125rem;
  height: 4.375rem;
  margin: 13.125rem auto 0;
  border-radius: var(--border-radius-full);
  border: 1px solid var(--border-primary);
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  @media (width < 1000px) {
    max-width: 15rem;
    height: 3.125rem;
    margin: 3.75rem auto 0;
    font-size: 1rem;
  }
}

/* =================================================================
  footer
================================================================= */
.footer {
  border-top: 1px solid rgba(0, 0, 0, 0.50);
}
.footer__inner {
  max-width: 113rem;
  margin-inline: auto;
  padding: 2rem 1.25rem;
  @media (width < 1200px) {
    padding: 0;
  }
}
.footer__top {
  display: flex;
  align-items: center;
  gap: 1.77rem;
  @media (width < 1200px) {
    justify-content: center;
    padding: 2rem 1.25rem;
  }
}
.footer__logo-hhtg {
  img {
    width: auto;
    height: 1.08369rem;
  }
}
.footer__logo-itec {
  img {
    width: auto;
    height: 2.15656rem;
  }
}
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(0, 0, 0, 0.20);
  @media (width < 1200px) {
    display: grid;
    justify-content: center;
    gap: 1.25rem;
    margin-top: 0;
    padding: 1.25rem;
  }
}
.footer__nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  @media (width < 768px) {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}
.footer__nav-item {
  font-size: 1rem;
  line-height: 1.5;
  @media (width < 768px) {
    font-size: 0.875rem;
  }
}
.footer__copyright {
  font-size: 1rem;
  line-height: 1.5;
  @media (width < 768px) {
    font-size: 0.75rem;
  }
  @media (width < 1200px) {
    text-align: center;
  }
}

/* =================================================================
  pageTop
================================================================= */
.pageTop {
  position: fixed;
  right: 1.25rem;
  bottom: -5rem;
  filter: drop-shadow(0 4px 4px rgba(0, 0, 0, 0.25));
  transition: all .4s;
  z-index: 500;
  &.is-active {
    bottom: 1.25rem;
  }
  a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.125rem;
    height: 3.125rem;
    border-radius: var(--border-radius-full);
    background: var(--bg-primary);
    transition: all .4s;
    @media (width < 768px) {
      width: 1.875rem;
      height: 1.875rem;
    }
    &::before {
      content: "";
      display: inline-block;
      width: 1.75756rem;
      height: 1.01513rem;
      background: url(/cis/assets/img/common/icon_arrow-top_white.svg) center center no-repeat;
      background-size: contain;
      transition: all .4s;
      @media (width < 768px) {
        width: calc(1.75756rem * 0.6);
        height: calc(1.01513rem * 0.6);
      }
    }
    &:hover {
      @media(hover: hover) {
        background: var(--bg-white);
      }
    }
    &:hover::before {
      @media(hover: hover) {
        background-image: url(/cis/assets/img/common/icon_arrow-top.svg);
      }
    }
  }
}