/* ===================================
   Home — トップページ固有スタイル
   Template 03: Clean & Bold Red (melabo01構成準拠)
   =================================== */

/* ===== 1. ヒーロー（全幅画像背景＋料金バッジ） ===== */
.hero {
  position: relative;
  width: 100%;
  min-height: 80vh;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero__overlay {
  position: relative;
  z-index: 1;
  min-height: 80vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: 80px;
}

.hero__overlay .container {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  width: 100%;
}

.hero__content {
  max-width: 600px;
}

.hero__catchcopy {
  font-size: 3rem;
  font-weight: var(--font-weight-extra-bold);
  color: var(--color-primary);
  line-height: 1.5;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 20px rgba(255, 255, 255, 0.8);
}

/* 料金バッジ（丸い赤バッジ） */
.hero__price-badge {
  background-color: var(--color-primary);
  color: var(--color-white);
  width: 220px;
  height: 220px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 8px 32px rgba(233, 42, 59, 0.4);
  flex-shrink: 0;
}

.hero__price-badge-label {
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.hero__price-badge-target {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 2px;
}

.hero__price-badge-detail {
  font-size: 0.875rem;
  opacity: 0.9;
  margin-bottom: 4px;
}

.hero__price-badge-price {
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
}

.hero__price-badge-price strong {
  font-size: 2rem;
  font-weight: var(--font-weight-extra-bold);
}

/* ===== 2. お知らせ（News）ヘッダー左寄せ ===== */
.news-header {
  margin-bottom: 24px;
}

.news-header__label {
  font-size: 2rem;
  font-weight: var(--font-weight-extra-bold);
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.news-list {
  max-width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.news-list__item {
  display: flex;
  gap: 24px;
  padding: 18px 0;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
}

.news-list__item:first-child {
  border-top: 1px solid var(--color-border);
}

.news-list__date {
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-light);
  white-space: nowrap;
}

.news-list__title {
  font-size: 1rem;
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  flex: 1;
}

.news-list__title a:hover {
  color: var(--color-primary);
  opacity: 1;
}

/* ===== 3. 動画セクション ===== */
.video-section {
  max-width: 960px;
  margin: 0 auto;
}

.video-section__embed {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

.video-section__placeholder {
  position: relative;
  aspect-ratio: 16 / 9;
}

.video-section__placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-section__play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: transform 0.3s ease;
}

.video-section__play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
}

/* ===== 4. 合格実績（赤背景） ===== */
.section-title--white .section-title__label {
  color: var(--color-white);
  opacity: 0.2;
}

.section-title--white .section-title__heading {
  color: var(--color-white);
}

.section-title--white .section-title__heading::after {
  background: var(--color-white);
}

.achievement__lead {
  text-align: center;
  font-size: 1.125rem;
  margin-bottom: 32px;
}

#achievement .achievement__lead {
  color: rgba(255, 255, 255, 0.9);
}

#achievement .achievement__schools {
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 0;
}

#achievement .achievement__school-category {
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
  font-size: 1rem;
  margin-bottom: 4px;
}

#achievement .achievement__school-list {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9375rem;
  line-height: 1.9;
}

/* ===== 5. 成績アップ速報 ===== */
.score-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.score-card {
  text-align: center;
  padding: 20px 16px;
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-top: 3px solid var(--color-primary);
  transition: transform 0.3s ease;
}

.score-card:hover {
  transform: translateY(-4px);
}

/* ===== セクションタイトル左寄せバリエーション ===== */
.section-title--left {
  text-align: left;
}

.section-title--left .section-title__heading::after {
  margin: 14px 0 0;
}

/* ===== セクション導入文 ===== */
.section-lead {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 32px;
}

/* ===== 7. 当塾について ===== */
.about__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
}

.about__photo img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.about__body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about__message {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text);
}

.about__name {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-top: 8px;
}

.about__role {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ===== 8. 教室写真スライダー ===== */
.slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.slider__track {
  display: flex;
  transition: transform 0.4s ease;
  will-change: transform;
}

.slider__slide {
  min-width: 100%;
  width: 100%;
  flex-shrink: 0;
  overflow: hidden;
}

.slider__slide img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  object-position: center;
  display: block;
}

.slider__prev,
.slider__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  cursor: pointer;
  z-index: 2;
}

.slider__prev { left: 16px; }
.slider__next { right: 16px; }

.slider__prev:hover,
.slider__next:hover {
  background-color: var(--color-white);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.slider__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 16px 0;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
}

.slider__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  cursor: pointer;
}

.slider__dot.is-active {
  background-color: var(--color-primary);
  transform: scale(1.2);
}

/* ===== 9. 7つのやくそく ===== */
.promise-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.promise-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

.promise-item:hover {
  transform: translateX(4px);
}

.promise-item__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  min-width: 40px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  border-radius: 50%;
}

.promise-item__content { flex: 1; }

.promise-item__title {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: 4px;
}

.promise-item__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== 10. コース・料金 ===== */
.menu__notes {
  margin-top: 16px;
  text-align: center;
}

.menu__notes p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 4px;
  line-height: 1.6;
}

/* ===== 11. CTA ===== */
.contact-cta__heading {
  font-size: 1.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: 32px;
}

.contact-cta__lead {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: 32px;
}

.contact-cta__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  max-width: 800px;
  margin: 0 auto 24px;
}

.contact-cta__column { text-align: center; }

.contact-cta__phone-number {
  display: block;
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: 4px;
}

.contact-cta__phone-time {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.contact-cta__catchcopy {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: rgba(255, 255, 255, 0.9);
  margin-top: 16px;
}

/* ===== 13. 口コミ ===== */
.review-summary {
  text-align: center;
  margin-bottom: 32px;
}

.review-summary__stars {
  font-size: 2rem;
  color: var(--color-star);
  letter-spacing: 4px;
}

.review-summary__rating {
  font-size: 2.5rem;
  font-weight: var(--font-weight-extra-bold);
  color: var(--color-text);
}

.review-summary__count {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

.review-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.review-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.review-card__name {
  font-weight: var(--font-weight-bold);
  font-size: 0.9375rem;
}

.review-card__stars {
  color: var(--color-star);
  font-size: 0.875rem;
}

.review-card__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.review-buttons {
  text-align: center;
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ===== 14. アクセス ===== */
.access__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}

.access__map iframe {
  width: 100%;
  height: 350px;
  border-radius: var(--radius);
}

.access__info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.access__info-item {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}

.access__info-label {
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  min-width: 80px;
  white-space: nowrap;
}

.access__info-value {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .hero {
    min-height: 60vh;
  }

  .hero__overlay {
    min-height: 60vh;
    padding-bottom: 40px;
  }

  .hero__overlay .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .hero__catchcopy {
    font-size: 2rem;
  }

  .hero__price-badge {
    width: 160px;
    height: 160px;
    align-self: flex-end;
  }

  .hero__price-badge-label { font-size: 0.75rem; }
  .hero__price-badge-target { font-size: 1rem; }
  .hero__price-badge-price strong { font-size: 1.5rem; }

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

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

  .about__photo { text-align: center; }
  .about__photo img { max-width: 240px; margin: 0 auto; }

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

  .contact-cta__columns {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .contact-cta__heading {
    font-size: 1.375rem;
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 50vh;
  }

  .hero__overlay {
    min-height: 50vh;
  }

  .hero__catchcopy {
    font-size: 1.625rem;
  }

  .hero__price-badge {
    width: 140px;
    height: 140px;
  }

  .hero__price-badge-price strong { font-size: 1.25rem; }

  .score-cards {
    grid-template-columns: 1fr;
  }

  .promise-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .slider__prev, .slider__next {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .review-buttons {
    flex-direction: column;
    align-items: center;
  }

  .video-section__play-btn {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}