/* --------------------------------------------------------------------------
   ■ mv
   -------------------------------------------------------------------------- */

/* intro */
.intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background-color: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.8s ease;
}

.intro-overlay.is-hidden {
  opacity: 0;
}

.intro-overlay__logo {
  width: 225px;
  height: 54px;
  object-fit: contain;
}

/* MV 初期状態 */
.mv--intro {
  opacity: 0;
  filter: blur(12px);
  transition:
    opacity 1s ease 0.6s,
    filter 1s ease 0.6s;
}

.mv--intro.is-visible {
  opacity: 1;
  filter: blur(0);
}

.mv {
  position: relative;
  width: 100%;
  height: var(--mv-height);
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.2);
}

.mv__media {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.mv__wave {
  position: absolute;
  top: 123px;
  width: 100vw;
  height: auto;
  object-fit: cover;
  object-position: center;
}

.mv__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: -1;
}

.mv__text {
  position: absolute;
  left: var(--content-padding-x);
  top: calc(50% + 162px);
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--space-22);
  align-items: flex-start;
}

.mv__heading {
  font-size: var(--font-size-pc-h1);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-base);
  letter-spacing: var(--letter-spacing-pc-h1);
  color: var(--color-text-high);
  white-space: nowrap;
}

.mv__sub {
  font-size: var(--font-size-pc-md);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-loose);
  letter-spacing: var(--letter-spacing-pc-sm);
  color: var(--color-text-mid);
  white-space: nowrap;
}

.mv__line {
  display: block;
  width: 24px;
  height: 3px;
  flex-shrink: 0;
  background-color: var(--color-brand-primary);
}

@media (max-width: 768px) {
  .mv__bg-color-flow {
    display: none;
  }

  .mv__wave {
    top: 20%;
    left: 0;
    transform: none;
    width: 100vw;
    height: auto;
  }

  .mv__text {
    left: var(--content-padding-x-sp);
    top: calc(50% + 134px);
  }

  .mv__heading {
    font-size: var(--font-size-pc-h2);
    letter-spacing: var(--letter-spacing-pc-h2);
    white-space: normal;
  }

  .mv__sub {
    font-size: var(--font-size-sp-md);
    letter-spacing: var(--letter-spacing-sp-md);
    white-space: normal;
  }
}

/* --------------------------------------------------------------------------
   ■ about us
   -------------------------------------------------------------------------- */
.about-us {
  position: relative;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-image: url(../../images/bg_common_pc.webp);
  background-size: cover;
  background-position: center;
  padding: var(--space-section-top-lg) var(--content-padding-x)
    var(--space-section-bottom);
}

.about-us__inner {
  width: 100%;
  max-width: var(--content-width-md);
  display: flex;
  gap: var(--space-32);
  align-items: flex-start;
  margin-inline: auto;
}

.about-us__inner .sec-heading {
  flex-shrink: 0;
  width: 280px;
}

.about-us__text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  color: var(--color-text-light);
}

.about-us__text .body-md {
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .about-us {
    border-radius: var(--radius-sp);
    border: 1px solid var(--color-border-secondary);
    background-image: url(../../images/bg_common_sp.webp);
    padding: var(--space-section-top-sp-md) var(--content-padding-x-sp)
      var(--space-section-top-sp-md);
  }

  .about-us__inner {
    flex-direction: column;
    gap: var(--space-32);
  }

  .about-us__inner .sec-heading {
    width: auto;
    gap: var(--space-6);
  }
}

/* --------------------------------------------------------------------------
   ■ Business / Recruit 共通レイアウト
   -------------------------------------------------------------------------- */
.sec-business,
.sec-recruit {
  background-color: var(--color-bg-light);
  padding-block: var(--space-section-top-md) var(--space-section-bottom);
  padding-inline: var(--content-padding-x);
}

.business__inner,
.recruit__inner {
  width: 100%;
  max-width: var(--content-width-md);
  display: flex;
  gap: var(--space-32);
  align-items: flex-start;
  margin-inline: auto;
}

.business__inner .sec-heading,
.recruit__inner .sec-heading {
  flex-shrink: 0;
  width: 280px;
}

.business__content,
.recruit__content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  align-items: flex-start;
}

@media (max-width: 768px) {
  .sec-business,
  .sec-recruit {
    padding-block: var(--space-section-top-sp-md) var(--space-section-bottom-sp);
    padding-inline: var(--content-padding-x-sp);
  }

  .business__inner,
  .recruit__inner {
    flex-direction: column;
    gap: var(--space-32);
  }

  .business__inner .sec-heading,
  .recruit__inner .sec-heading {
    width: auto;
  }
}

/* Business 固有 */
.business__image {
  width: 100%;
  height: 257px;
  background-color: var(--color-bg-base);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

@media (max-width: 768px) {
  .business__image {
    height: 210px;
  }
}

/* --------------------------------------------------------------------------
   ■ work
   -------------------------------------------------------------------------- */
.work {
  position: relative;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-image: url(../../images/bg_common_pc.webp);
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-32);
  align-items: center;
  padding: var(--space-section-top-lg) var(--content-padding-x)
    var(--space-section-bottom);
}

.work__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.work__nav {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  flex-shrink: 0;
}

.work__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  transition: opacity 0.2s ease;
  position: relative;
}

.work__arrow::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid var(--color-text-light);
  border-right: 2px solid var(--color-text-light);
}

.work__arrow--prev::before {
  transform: rotate(-135deg) translate(-2px, 2px);
}

.work__arrow--next::before {
  transform: rotate(45deg) translate(-2px, 2px);
}

.work__arrow:hover {
  opacity: 0.75;
}

.work__arrow.swiper-button-disabled {
  opacity: 0.4;
  pointer-events: none;
}

.work__swiper {
  width: 100%;
  overflow: visible;
}

.work__slide {
  display: flex;
  align-items: stretch;
  gap: var(--space-20);
  list-style: none;
  margin: 0;
  padding: 0;
}

.work-card {
  background-color: var(--color-bg-base);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  width: 524px;
  height: auto;
  position: relative;
}

.work-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  padding: var(--space-32) var(--space-56) var(--space-36);
}

.work-card__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.work-card__title {
  font-size: var(--font-size-pc-h2);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-base);
  letter-spacing: var(--letter-spacing-pc-h2);
  color: var(--color-text-high);
}

.work-card__desc {
  font-size: var(--font-size-pc-md);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body);
  letter-spacing: var(--letter-spacing-pc-md);
  color: var(--color-text-high);
}

.work-card__detail {
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border-accent);
}

.work-card__tags {
  font-size: var(--font-size-pc-md);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body);
  letter-spacing: var(--letter-spacing-pc-md);
  color: var(--color-text-mid);
}

.work__footer {
  display: flex;
  justify-content: center;
  width: 100%;
  padding-inline: var(--content-padding-x);
}

@media (max-width: 768px) {
  .work {
    border-radius: var(--radius-sp);
    background-image: url(../../images/bg_common_sp.webp);
    padding: var(--space-section-top-sp-md) var(--content-padding-x-sp)
      var(--space-section-top-sp-md);
    gap: var(--space-32);
  }

  .work__arrow {
    width: 40px;
    height: 40px;
  }

  .work-card {
    width: 260px;
  }

  .work-card__body {
    padding: var(--space-32) var(--space-24) var(--space-36);
    gap: var(--space-16);
  }

  .work-card__title {
    font-size: var(--font-size-sp-h2);
    letter-spacing: var(--letter-spacing-sp-h2);
  }

  .work-card__desc {
    font-size: var(--font-size-sp-md);
    letter-spacing: var(--letter-spacing-sp-md);
  }

  .work-card__tags {
    font-size: var(--font-size-sp-sm);
    letter-spacing: var(--letter-spacing-sp-sm);
  }

  .work__footer {
    padding-inline: var(--content-padding-x-sp);
  }
}

/* --------------------------------------------------------------------------
   ■ company
   -------------------------------------------------------------------------- */
.sec-company {
  background-color: var(--color-bg-base);
  padding-block: var(--space-section-top-sm) var(--space-section-bottom);
  padding-inline: var(--content-padding-x);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-32);
}

.company__table {
  max-width: 624px;
}

.company__map {
  position: relative;
  width: 100%;
  height: 317px;
  overflow: hidden;
  border: 1px solid var(--color-border-primary);
}

.company__map iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 768px) {
  .sec-company {
    padding-block: var(--space-section-top-sp-md) var(--space-section-bottom-sp);
    padding-inline: var(--content-padding-x-sp);
  }

  .company__table {
    width: 100%;
  }

  .company__map {
    aspect-ratio: 752 / 746;
    height: auto;
  }
}