/* ==========================================================================
   front-page.php 専用スタイル
   （トップページのみで使用するセクション: hero / services / courses /
     lead-transition / cta / news(抜粋) / company）
   ========================================================================== */

/* ----- Hero ----- */
.hero {
  position: relative;
  overflow: hidden;
  max-width: var(--content-max-width);
  margin-inline: auto;
  /* 他セクションと同じ--space-sectionに揃え、上下の余白バランスを統一します
     （PC 80px／スマホ 50px。値はstyle.cssの:rootで一括管理） */
  padding: var(--space-section) var(--content-padding-inline);
  text-align: center;
  background-color: var(--color-bg-soft);
}

.hero__decor {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin-inline: auto;
}

.hero__title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-strong);
}

.hero__title-accent {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  margin-top: 16px;
  font-weight: 700;
  color: var(--color-accent-blue);
}

.hero__lead {
  margin-top: 24px;
  color: var(--color-text);
}

.hero__actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.hero__scroll {
  position: relative;
  z-index: 1;
  display: block;
  margin: 48px auto 0;
  width: fit-content;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
}

.hero__scroll::after {
  content: "";
  display: block;
  width: 1px;
  height: 32px;
  margin: 8px auto 0;
  background-color: var(--color-border);
}

/* ----- Service cards (training / consulting) ----- */
.services {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: var(--space-section) var(--content-padding-inline);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.service-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-card-blue-bg);
  color: var(--color-text);
}

.service-card--dark {
  background-color: var(--color-card-dark-bg);
  color: var(--color-card-dark-text);
}

.service-card__figure {
  aspect-ratio: 16 / 9;
}

.service-card__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--color-border);
}

.service-card__body {
  padding: 32px;
}

.service-card__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.service-card__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 4px;
  background-color: currentColor;
  opacity: 0.6;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.service-card__list li {
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 0.9375rem;
}

.service-card--dark .service-card__list li {
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

.service-card__list li::before {
  content: "・";
  color: var(--color-accent-blue);
}

.service-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.service-card__actions .button {
  padding: 10px 20px;
  font-size: 0.875rem;
}

.service-card--dark .button--outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

.service-card--dark .button--solid {
  background: #fff;
  color: var(--color-text-strong);
}

.service-card__note {
  margin-top: 16px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent-orange);
}

/* ----- Transition lead text ----- */
.lead-transition {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: 0 var(--content-padding-inline) var(--space-section);
  text-align: center;
  color: var(--color-text-muted);
}

/* ----- Online courses ----- */
.courses {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: 0 var(--content-padding-inline) var(--space-section);
}

.trusted-by {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  padding-top: 32px;
  padding-bottom: 32px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trusted-by__label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text-strong);
  flex-shrink: 0;
}

.trusted-by__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 32px;
}

.trusted-by__list img {
  height: 60px;
  width: auto;
}

.trusted-by__more {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.courses__note {
  margin-top: 24px;
  font-size: 0.8125rem;
  color: var(--color-text-faint);
}

.course-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px 24px;
}

.course-card__figure {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 16px;
}

.course-card__figure img {
  display: block;
  width: 50%;
  height: auto;
  margin-inline: auto;
  object-fit: cover;
  background-color: var(--color-border);
}

.course-card__number {
  position: absolute;
  right: 12px;
  bottom: 12px;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.course-card__title {
  font-size: 1rem;
  font-weight: 700;
}

.course-card__duration {
  margin-top: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-faint);
}

.courses__footnote {
  margin-top: 48px;
  text-align: center;
  color: var(--color-text-faint);
  font-size: 0.9375rem;
}

.courses__all-link {
  display: flex;
  width: fit-content;
  margin: 24px auto 0;
}

/* ----- CTA section ----- */
.cta {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: var(--space-section) var(--content-padding-inline);
  text-align: center;
  background-color: var(--color-bg-alt);
}

.cta__title {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--color-text-strong);
}

.cta__label {
  margin-top: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
}

.cta__button {
  margin-top: 24px;
}

/* ----- CTA section（画像バナー版。フッター直前のCTA） ----- */
.cta--banner {
  padding: var(--space-section) var(--content-padding-inline);
  background-color: transparent;
}

.cta__banner-link {
  display: block;
  max-width: 960px;
  margin-inline: auto;
}

.cta__banner-image {
  display: block;
  width: 100%;
  height: auto;
}

/* ----- コース一覧（トップページ抜粋）：スマホ幅のみ区切り線を表示 ----- */
.course-card__divider {
  display: none;
}

/* ----- News section（トップページの抜粋表示） ----- */
.news {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: var(--space-section) var(--content-padding-inline);
}

.news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.news-item {
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.news-item__date {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-faint);
  margin-bottom: 8px;
}

.news-item__title {
  font-weight: 700;
}

.news__all-link {
  display: flex;
  width: fit-content;
  margin: 32px 0 0 auto;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-accent-blue);
}

/* ----- Company section ----- */
.company {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding: 0 var(--content-padding-inline) var(--space-section);
}

.company__list {
  border-top: 1px solid var(--color-border);
}

.company__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.company__row dt {
  color: var(--color-text-faint);
  font-size: 0.9375rem;
}

.company__row dd {
  font-weight: 500;
}

/* 経営陣（役職＋氏名を縦に並べる） */
.company__officers {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.company__officers li {
  margin: 0;
}

/* ----- Responsive breakpoints（front-page 専用分） ----- */
@media (min-width: 768px) {
  .hero__title {
    font-size: 3.25rem;
  }

  .hero__decor {
    display: block;
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .hero__decor-item {
    position: absolute;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--color-accent-blue-soft);
    opacity: 0.5;
  }

  .hero__decor-item--1 { top: 18%; left: 6%; }
  .hero__decor-item--2 { top: 30%; right: 4%; }
  .hero__decor-item--3 { top: 62%; left: 2%; }
  .hero__decor-item--4 { top: 55%; right: 8%; }
  .hero__decor-item--5 { top: 8%; right: 22%; }
  .hero__decor-item--6 { top: 12%; left: 24%; }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .course-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .news-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .company__row {
    grid-template-columns: 200px 1fr;
    align-items: baseline;
  }
}

@media (max-width: 767px) {
  .trusted-by {
    flex-direction: column;
    align-items: flex-start;
  }

  .news__all-link {
    margin-inline: auto;
  }

  .course-card__divider {
    display: block;
    margin: 0 0 20px;
    border: none;
    border-top: 1px solid var(--color-border);
  }

  .course-card:first-child .course-card__divider {
    display: none;
  }

  /* スマホ幅のみ、コースタイトルを中央揃えにします */
  .course-card__title {
    text-align: center;
  }

  /* スマホ幅のみ、動画再生時間のテキストを中央揃えにします */
  .course-card__duration {
    text-align: center;
  }
}