/* ============================================
   Front Page - Hero, About, Services, AI, etc.
   ============================================ */

/* --- 表示切替ユーティリティ --- */
.sp-only { display: none; }
.pc-only { display: inline; }

/* --- Hero (左右分割 + 斜めクリップ) --- */
.hero {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--header-height) - 40px);
  min-height: 580px;
  margin-top: 0;
  padding-top: var(--header-height);
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  background: linear-gradient(160deg, #FFFDF5 0%, #FFF9E6 40%, #FFF5E0 100%);
}

.hero__left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 72px 60px 80px 100px;
  position: relative;
  z-index: 2;
}

.hero__left::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 30px;
  width: 120px;
  height: 120px;
  background-image: radial-gradient(circle, var(--color-primary) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
  opacity: 0.4;
  z-index: -1;
}

.hero__badge {
  position: relative;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-bg-gray), var(--color-bg-warm));
  border: 1px solid rgba(247, 209, 59, 0.3);
  border-radius: var(--radius-full);
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  width: fit-content;
  margin-bottom: 28px;
}

.hero__title {
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 12px;
}

.hero__title-small {
  display: block;
  font-size: clamp(1rem, 2.2vw, 1.5rem);
  color: var(--color-text-light);
  font-weight: 500;
  margin-bottom: 8px;
}

.hero__title-main {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  color: var(--color-dark);
  position: relative;
}

.hero__title-main .text-accent {
  color: var(--color-accent);
  position: relative;
}

.hero__title-main .text-accent::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 8px;
  background: rgba(247, 209, 59, 0.4);
  border-radius: 4px;
  z-index: -1;
}

.hero__description {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 2;
  max-width: 520px;
  margin-bottom: 36px;
}

.hero__description .text-accent {
  color: var(--color-accent);
  font-weight: 700;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__right {
  position: relative;
  clip-path: polygon(12% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero__slideshow {
  position: absolute;
  inset: 0;
}

.hero__slide {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  position: absolute;
  inset: 0;
  transition: opacity 1.5s ease;
}

.hero__slide--active {
  opacity: 1;
}

.hero__slide--top {
  object-position: center 20%;
}

/* --- Home About Section --- */
.home-about {
  display: grid;
  gap: var(--spacing-3xl);
  align-items: center;
}

.home-about__image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.home-about__photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
}

.home-about__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg);
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.home-about__caption-title {
  font-size: 0.875rem;
  opacity: 0.9;
}

.home-about__caption-name {
  font-size: 1.25rem;
  font-weight: 700;
}

.home-about__content {
  flex: 1;
}

.home-about__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text);
  line-height: 1.4;
}

.home-about__heading .text-accent {
  color: var(--color-secondary);
}

.home-about__text {
  font-size: 0.95rem;
  line-height: 2;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.home-about__text:last-of-type {
  margin-bottom: var(--spacing-xl);
}

/* --- Hero Guide Link --- */
.hero__guide-link {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 28px 14px 18px;
  background: var(--color-white);
  border: 2px solid var(--color-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  color: var(--color-text);
  width: fit-content;
  box-shadow: 0 4px 15px rgba(240, 159, 77, 0.2);
}

.hero__guide-link:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  box-shadow: 0 6px 20px rgba(240, 159, 77, 0.35);
  color: var(--color-white);
  transform: translateY(-2px);
}

.hero__guide-link:hover .hero__guide-link__main {
  color: var(--color-white);
}

.hero__guide-link:hover .hero__guide-link__icon {
  background: rgba(255, 255, 255, 0.3);
  color: var(--color-white);
}

.hero__guide-link__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(240, 159, 77, 0.15), rgba(224, 123, 57, 0.2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  transition: all var(--transition);
}

.hero__guide-link__body {
  flex: 1;
  min-width: 0;
}

.hero__guide-link__main {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}

.hero__guide-link__sub {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  margin-top: 2px;
}

.hero__guide-link__arrow {
  flex-shrink: 0;
  font-size: 1.6rem;
  color: var(--color-secondary);
  line-height: 1;
  transition: all var(--transition-fast);
}

.hero__guide-link:hover .hero__guide-link__arrow {
  color: var(--color-white);
  transform: translateX(3px);
}

/* --- サービス（3カラム均等） --- */
.service-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin: 0 -40px;
}

.service-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.service-card__image {
  position: relative;
  z-index: 0;
}

.service-card__image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.service-card__body {
  position: relative;
  z-index: 1;
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
  display: flex;
  flex-direction: column;
  flex: 1;
  text-align: left;
}

.service-card__label {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  text-align: center;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
}

.service-card__text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* --- AI セクション（目立たせレイアウト） --- */
.home-ai {
  position: relative;
  padding: var(--spacing-2xl) 0;
  background: var(--color-bg-gray);
  overflow: hidden;
}

.home-ai__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.6fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.home-ai__en {
  display: block;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.home-ai__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--spacing-lg);
}

.home-ai__text {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
}

.home-ai__text strong {
  color: var(--color-secondary);
  font-weight: 700;
}

.home-ai__list {
  list-style: none;
  padding: 0;
  margin: var(--spacing-xl) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.home-ai__list li {
  position: relative;
  padding-left: 28px;
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.7;
}

.home-ai__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 18px;
  height: 18px;
  background: var(--color-secondary);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

.home-ai__visual {
  position: relative;
}

.home-ai__visual {
  max-width: 280px;
}

.home-ai__visual img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* --- Award Section --- */
.home-award {
  position: relative;
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(135deg, #fffbe6 0%, #fff9e0 50%, #fff5cc 100%);
  overflow: hidden;
}

.home-award__inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.home-award__image {
  text-align: center;
}

.home-award__image img {
  max-width: 220px;
  width: 100%;
}

.home-award__title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.home-award__text {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
}

.home-award__text strong {
  color: var(--color-secondary);
  font-weight: 700;
}

/* --- Responsive: Front Page --- */
@media (max-width: 1024px) {
  .hero__left {
    padding: 48px 40px 60px 60px;
  }

  .service-cards {
    margin: 0 -20px;
  }
}

@media (min-width: 768px) {
  .hero__description {
    margin-left: 0;
    margin-right: 0;
  }

  .hero__buttons {
    justify-content: flex-start;
  }

  .home-about {
    grid-template-columns: 1fr 1fr;
  }

  .home-about__image {
    order: -1;
    max-width: 85%;
  }
}

@media (max-width: 768px) {
  .sp-only { display: inline; }
  .pc-only { display: none; }

  .hero {
    grid-template-columns: 1fr;
    height: auto;
    min-height: auto;
    margin-top: 0;
    padding-top: var(--header-height);
  }

  .hero__left {
    padding: var(--spacing-2xl) var(--spacing-xl) var(--spacing-3xl);
    text-align: center;
    order: 1;
  }

  .hero__left::before {
    display: none;
  }

  .hero__badge {
    margin: 0 auto var(--spacing-lg);
    font-size: 1rem;
  }

  .hero__title-small {
    font-size: 1.4rem !important;
  }

  .hero__title-main {
    font-size: clamp(1.35rem, 5.5vw, 2.2rem) !important;
    line-height: 1.5;
  }

  .hero__title-main .text-accent::after {
    display: none;
  }

  .hero__description {
    margin-left: auto;
    margin-right: auto;
    font-size: 0.95rem;
    line-height: 1.9;
  }

  .hero__buttons {
    justify-content: center;
  }

  .hero__right {
    clip-path: none;
    height: 80vw;
    min-height: 14px;
    max-height: 520px;
    order: 0;
  }

  .home-about {
    grid-template-columns: 1fr;
    text-align: left;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .home-about__image {
    max-width: 280px;
    margin: 0 auto;
  }

  .home-about__heading {
    font-size: 1.3rem;
    text-align: left;
  }

  .home-about__text {
    font-size: 1rem;
    text-align: left;
    line-height: 1.9;
  }

  .hero__guide-link {
    margin-left: auto;
    margin-right: auto;
  }

  .home-ai__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .home-ai__title {
    font-size: 1.4rem;
  }

  .home-ai__text {
    font-size: 1rem;
    line-height: 1.8;
  }

  .home-ai__visual {
    max-width: 360px;
    margin: 0 auto;
  }

  .home-ai__list {
    display: inline-flex;
    text-align: left;
  }

  .home-award__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .home-award__image img {
    max-width: 180px;
  }

  .home-award__title {
    font-size: 1.3rem;
  }

  .home-award__text {
    font-size: 1rem;
    text-align: left;
  }

  .service-cards {
    grid-template-columns: 1fr 1fr;
    margin: 0;
    gap: var(--spacing-md);
  }

  .service-card {
    padding: 0 !important;
  }

  .service-card__image img {
    height: 140px;
  }

  .service-card__body {
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md);
  }

  .service-card__title {
    font-size: 1rem;
  }

  .service-card__text {
    font-size: 0.9rem;
    line-height: 1.7;
  }
}

@media (max-width: 480px) {
  .hero__left {
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-2xl);
  }

  .hero__title-main {
    font-size: 1.35rem !important;
    line-height: 1.5;
  }

  .hero__title-small {
    font-size: 0.875rem;
  }

  .hero__buttons {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
  }

  .hero__buttons .ms-btn {
    width: 100%;
    max-width: 280px;
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .service-cards {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }

  .service-card__image img {
    height: 180px;
  }

  .home-ai__en {
    font-size: 1.8rem;
  }

  .home-ai__title {
    font-size: 1.2rem;
  }

  .home-ai__text {
    font-size: 0.875rem;
  }

  .home-award__title {
    font-size: 1.1rem;
  }

  .home-award__text {
    font-size: 0.875rem;
  }

  .home-award__image img {
    max-width: 160px;
  }
}