/*
  下層ページ固有のスタイル。

  - .service-page  事業内容（/service/）
  - .career-page   採用情報（/career/）
  - .news-index    お知らせ一覧（/news/）
  - .news-post     お知らせ詳細（/news/<slug>/）
  - .cases-index   導入事例一覧（/cases/）
  - .case-study    導入事例詳細（/cases/<slug>/）
  - .contact-page  お問い合わせ（/contact/）
  - .error-page    404 などのエラー画面
*/

/* ==========================================================================
   事業内容
   ========================================================================== */

.service-page {
  background: var(--color-background);
}

.service-page__lead {
  margin-top: 32px;
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: clamp(22px, 1.92vw, 36.8px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.service-page__text {
  max-width: 800px;
  margin-top: 24px;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

/* 主力サービスはトップページの SERVICE と同じく、紺地に白いパネルを置く */
.service-page__flagship {
  margin-top: clamp(40px, 4.2vw, 80px);
  padding-block: clamp(48px, 4.2vw, 80px);
  background: var(--color-primary);
}

.flagship {
  position: relative;
  overflow: hidden;
  background: var(--color-background);
}

/* パターンはパネルより背を高くして敷き詰める。薄く敷くだけなので操作には関わらせない */
.flagship__pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 131%;
  object-fit: cover;
  opacity: 0.28;
  pointer-events: none;
}

.flagship__content {
  display: flex;
  position: relative;
  align-items: stretch;
  gap: clamp(40px, 5.8vw, 111px);
  padding: clamp(32px, 2.9vw, 56px) clamp(24px, 3.5vw, 68px);
}

.flagship__text {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  justify-content: center;
  gap: 30px;
  min-width: 0;
  color: var(--color-primary);
}

/* ラベルだけ日本語なので、英字の見出しとは書体を分ける */
.flagship__label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.04em;
}

.flagship__label::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentcolor;
}

.flagship__headings {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-family: var(--font-heading);
  font-weight: 500;
}

.flagship__sub {
  font-size: 16px;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

.flagship__title {
  font-size: clamp(30px, 2.5vw, 48px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.flagship__description {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.06em;
}

/* 写真は右端を合わせて切る（トップページの SERVICE と同じ扱い） */
.flagship__image {
  display: block;
  flex-shrink: 0;
  align-self: center;
  width: min(729px, 48%);
  /* height 属性がそのまま高さになると縦長のままになるので、比率で決めさせる */
  height: auto;
  aspect-ratio: 729 / 517;
  object-fit: cover;
  object-position: 100% 50%;
}

.service-page__section {
  margin-top: clamp(56px, 5.2vw, 100px);
}

.service-page__heading {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: clamp(22px, 1.67vw, 32px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.service-page__note {
  margin-top: 16px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.service-page__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 2.1vw, 40px);
  margin-top: clamp(32px, 3.1vw, 56px);
  list-style: none;
}

.category {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(24px, 2.1vw, 40px);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.category__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.category__index {
  color: var(--color-accent);
  font-family: var(--font-en);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.08em;
}

.category__headings {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.category__title {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.category__subtitle {
  color: var(--color-text-note);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

.category__items {
  margin-top: 20px;
  list-style: none;
}

/* 行頭の印は、サイト全体の細い罫線に合わせて短い横線にする */
.category__item {
  position: relative;
  padding-left: 20px;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.category__item + .category__item {
  margin-top: 8px;
}

.category__item::before {
  content: '';
  position: absolute;
  top: 0.85em;
  left: 0;
  width: 8px;
  height: 1px;
  background: var(--color-primary);
}

/* 相談の導線は採用ページと同じ紺地で締める */
.service-page__contact {
  margin-top: clamp(56px, 5.2vw, 100px);
  padding-block: clamp(48px, 4.2vw, 80px);
  background: var(--color-primary);
}

.service-page__contact-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(32px, 3.1vw, 60px);
}

.service-page__contact-text {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-text-inverse);
}

.service-page__contact-title {
  font-family: var(--font-ui);
  font-size: 19.2px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.service-page__contact-lead {
  margin-top: 10px;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.service-page__contact-link {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 16px;
  color: var(--color-text-inverse);
}

.service-page__contact-link:hover .service-page__contact-icon {
  transform: translateX(4px);
}

.service-page__contact-icon {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-background);
  color: var(--color-accent);
  transition: transform 0.2s ease;
}

.service-page__contact-label {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.03em;
}

@media screen and (max-width: 960px) {
  .flagship__content {
    flex-direction: column;
  }

  .flagship__image {
    width: 100%;
  }

  .service-page__list {
    grid-template-columns: 1fr;
  }

  .service-page__contact-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media screen and (max-width: 768px) {
  .service-page__lead {
    font-size: 19px;
  }

  .flagship__title {
    font-size: 25px;
  }

  .service-page__heading {
    font-size: 19px;
  }

  .service-page__text {
    font-size: 15px;
  }

  .flagship__sub,
  .flagship__description {
    font-size: 14px;
  }

  .category__title {
    font-size: 17px;
  }

  .service-page__contact-icon {
    width: 44px;
    height: 44px;
  }

  .service-page__contact-label {
    font-size: 15px;
  }
}

/* ==========================================================================
   採用情報
   ========================================================================== */

.career-page {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

.career-page__lead {
  margin-top: 32px;
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: clamp(22px, 1.92vw, 36.8px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.career-page__text {
  max-width: 800px;
  margin-top: 24px;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

/* トップページの CAREER と同じく、右上だけ大きく角を落とす */
.career-page__photo {
  display: block;
  width: 100%;
  height: clamp(220px, 26vw, 420px);
  margin-top: clamp(40px, 4.2vw, 80px);
  border-top-right-radius: clamp(48px, 6.8vw, 130px);
  object-fit: cover;
}

.career-page__section {
  margin-top: clamp(56px, 5.2vw, 100px);
}

.career-page__heading {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: clamp(22px, 1.67vw, 32px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.career-page__note {
  margin-top: 16px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.career-page__jobs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 2.1vw, 40px);
  margin-top: clamp(32px, 3.1vw, 56px);
  list-style: none;
}

.job {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(24px, 2.1vw, 40px);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.job__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.job__index {
  color: var(--color-accent);
  font-family: var(--font-en);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.08em;
}

.job__title {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.job__rows {
  margin-top: 20px;
}

.job__row {
  display: flex;
  gap: 24px;
}

.job__row + .job__row {
  margin-top: 12px;
}

.job__label,
.job__value {
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.job__label {
  flex-shrink: 0;
  width: 88px;
  color: var(--color-text-note);
}

.job__value {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-text-muted);
}

.job__line {
  display: block;
}

.career-page__tracks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 2.1vw, 40px);
  margin-top: clamp(24px, 2.5vw, 40px);
  list-style: none;
}

.track {
  padding: clamp(24px, 2.1vw, 32px);
  border-left: 2px solid var(--color-primary);
  background: rgb(27 54 105 / 4%);
}

.track__title {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.track__text {
  margin-top: 12px;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

/* 応募の導線はトップページの CONTACT と同じ紺地で締める */
.career-page__entry {
  margin-top: clamp(56px, 5.2vw, 100px);
  padding-block: clamp(48px, 4.2vw, 80px);
  background: var(--color-primary);
}

.career-page__entry-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(32px, 3.1vw, 60px);
}

.career-page__entry-text {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-text-inverse);
}

.career-page__entry-title {
  font-family: var(--font-ui);
  font-size: 19.2px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.career-page__entry-lead {
  margin-top: 10px;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.career-page__entry-link {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 16px;
  color: var(--color-text-inverse);
}

.career-page__entry-link:hover .career-page__entry-icon {
  transform: translateX(4px);
}

.career-page__entry-icon {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-background);
  color: var(--color-accent);
  transition: transform 0.2s ease;
}

.career-page__entry-label {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.03em;
}

@media screen and (max-width: 960px) {
  .career-page__jobs,
  .career-page__tracks {
    grid-template-columns: 1fr;
  }

  .career-page__entry-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media screen and (max-width: 768px) {
  .career-page__lead {
    font-size: 19px;
  }

  .career-page__heading {
    font-size: 19px;
  }

  .job__title {
    font-size: 17px;
  }

  .career-page__text,
  .job__label,
  .job__value {
    font-size: 15px;
  }

  .job__row {
    flex-direction: column;
    gap: 2px;
  }

  .job__label {
    width: auto;
  }

  .career-page__entry-icon {
    width: 44px;
    height: 44px;
  }

  .career-page__entry-label {
    font-size: 15px;
  }
}

/* ==========================================================================
   お知らせ一覧
   ========================================================================== */

.news-index {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

.news-index__lead {
  margin-top: 24px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.news-index__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(40px, 3.5vw, 56px) 24px;
  margin-top: clamp(40px, 4.2vw, 80px);
  list-style: none;
}

.news-index__card {
  display: flex;
  flex-direction: column;
  gap: 24px;
  height: 100%;
  color: var(--color-primary);
}

.news-index__card:hover .news-index__thumb {
  opacity: 0.85;
}

.news-index__card:hover .news-index__title {
  opacity: 0.6;
}

/* 画像が入るまでのプレースホルダ。比率はトップページのカードと揃える */
.news-index__thumb {
  display: block;
  width: 100%;
  aspect-ratio: 347 / 182;
  border-radius: 12px;
  background: var(--color-border);
  object-fit: cover;
  transition: opacity 0.2s ease;
}

.news-index__text {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: var(--font-ui);
}

.news-index__meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.news-index__date {
  color: var(--color-text-note);
  font-family: var(--font-en);
  font-size: 14px;
  line-height: 1.3;
  letter-spacing: 0.08em;
}

.news-index__title {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  transition: opacity 0.2s ease;
}

.news-index__excerpt {
  color: var(--color-text-note);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

@media screen and (max-width: 960px) {
  .news-index__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .news-index__list {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ==========================================================================
   お知らせ詳細
   ========================================================================== */

.news-post {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

/*
  他のページと違って右側に何も置かないので、記事は画面の左右中央に置く。
  行長が伸びすぎないところで止めたいので、内容が 880px になるよう
  コンテナの左右 padding のぶんを足して上限を決める。
*/
.news-post__inner {
  max-width: calc(880px + var(--gutter) * 2);
}

.news-post__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-primary);
  font-family: var(--font-ui);
}

.news-post__date {
  font-family: var(--font-en);
  font-size: 14px;
  line-height: 1.3;
  letter-spacing: 0.08em;
}

.news-post__title {
  margin-top: 20px;
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: clamp(24px, 2.1vw, 36px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/* 画像が入るまでのプレースホルダ。比率は一覧のカードと揃える */
.news-post__thumb {
  display: block;
  width: 100%;
  aspect-ratio: 347 / 182;
  margin-top: clamp(32px, 3vw, 56px);
  border-radius: 12px;
  background: var(--color-border);
  object-fit: cover;
}

.news-post__body {
  margin-top: clamp(32px, 3vw, 56px);
}

.news-post__nav {
  margin-top: clamp(48px, 4.2vw, 80px);
}

@media screen and (max-width: 768px) {
  .news-post__title {
    font-size: 21px;
  }
}

/* ==========================================================================
   導入事例一覧
   ========================================================================== */

.cases-index {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

.cases-index__lead {
  margin-top: 24px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.cases-index__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(48px, 4.2vw, 80px) clamp(24px, 3.1vw, 60px);
  margin-top: clamp(40px, 4.2vw, 80px);
  list-style: none;
}

.cases-index__card {
  display: flex;
  flex-direction: column;
  gap: 28px;
  height: 100%;
  color: var(--color-primary);
}

.cases-index__card:hover .cases-index__thumb {
  opacity: 0.85;
}

.cases-index__card:hover .cases-index__title {
  opacity: 0.6;
}

/* 画像が入るまでのプレースホルダ。比率はトップページの CASES と揃える */
.cases-index__thumb {
  display: block;
  width: 100%;
  aspect-ratio: 598 / 314;
  border-radius: 12px;
  background: var(--color-border);
  object-fit: cover;
  transition: opacity 0.2s ease;
}

.cases-index__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  font-family: var(--font-ui);
}

/* ピルは幅を内容に合わせたいので、伸びないようにしておく */
.cases-index__industry {
  flex-shrink: 0;
}

.cases-index__title {
  font-size: 20px;
  line-height: 1.4;
  transition: opacity 0.2s ease;
}

.cases-index__excerpt {
  color: var(--color-text-note);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

@media screen and (max-width: 768px) {
  .cases-index__list {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cases-index__card {
    gap: 24px;
  }

  .cases-index__text {
    gap: 12px;
  }

  .cases-index__title {
    font-size: 17px;
  }
}

/* ==========================================================================
   導入事例詳細
   ========================================================================== */

.case-study {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

/* お知らせの詳細と同じく、右側に何も置かないので記事ごと左右中央に置く */
.case-study__inner {
  max-width: calc(880px + var(--gutter) * 2);
}

.case-study__header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--color-primary);
}

.case-study__title {
  margin-top: 20px;
  font-family: var(--font-ui);
  font-size: clamp(24px, 2.1vw, 36px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/* 画像が入るまでのプレースホルダ。比率は一覧のカードと揃える */
.case-study__thumb {
  display: block;
  width: 100%;
  aspect-ratio: 598 / 314;
  margin-top: clamp(32px, 3vw, 56px);
  border-radius: 12px;
  background: var(--color-border);
  object-fit: cover;
}

.case-study__overview {
  margin-top: clamp(32px, 3vw, 56px);
}

.case-study__row {
  display: flex;
  gap: 40px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.case-study__row + .case-study__row {
  margin-top: 16px;
}

.case-study__label,
.case-study__value {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.case-study__label {
  flex-shrink: 0;
  width: 120px;
  color: var(--color-text-note);
}

.case-study__value {
  min-width: 0;
  color: var(--color-primary);
}

.case-study__body {
  margin-top: clamp(40px, 3.5vw, 64px);
}

.case-study__nav {
  margin-top: clamp(48px, 4.2vw, 80px);
}

@media screen and (max-width: 768px) {
  .case-study__title {
    font-size: 21px;
  }

  .case-study__row {
    flex-direction: column;
    gap: 4px;
  }

  .case-study__label {
    width: auto;
  }

  .case-study__label,
  .case-study__value {
    font-size: 15px;
  }
}

/* ==========================================================================
   エラーページ
   ========================================================================== */

.error-page {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

.error-page__text {
  max-width: 640px;
  margin-top: 24px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.error-page__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px clamp(24px, 3.1vw, 48px);
  margin-top: clamp(32px, 3.1vw, 56px);
  list-style: none;
}

.error-page__link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-primary);
}

.error-page__link:hover .error-page__link-icon {
  transform: translateX(4px);
}

.error-page__link-icon {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid currentcolor;
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.error-page__link-text {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.03em;
}

/* ==========================================================================
   お問い合わせ
   ========================================================================== */

.contact-page {
  padding-bottom: var(--section-padding-block);
  background: var(--color-background);
}

.contact-page__lead {
  margin-top: 24px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

/*
  フォームを先に置き、その下に電話・メールの連絡先を続ける。
  横いっぱいに広げると入力欄も本文も長くなりすぎるので、
  記事ページと同じ 880px で行長を止める。
*/
.contact-page__body {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 3.1vw, 60px);
  max-width: 880px;
  margin-top: clamp(40px, 4.2vw, 80px);
}

/* 縦に続くので、区切りが分かるよう連絡先の上に罫線を引く。罫線の上下は同じ間隔 */
.contact-page__info {
  padding-top: clamp(40px, 3.1vw, 60px);
  border-top: 1px solid var(--color-border);
}

.contact-page__subtitle {
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.contact-page__form-note {
  margin-top: 16px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.contact-page__form-body {
  margin-top: 32px;
}

.contact-page__list {
  margin-top: 24px;
}

.contact-page__row {
  display: flex;
  gap: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.contact-page__row + .contact-page__row {
  margin-top: 20px;
}

.contact-page__label,
.contact-page__value {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.contact-page__label {
  flex-shrink: 0;
  width: 96px;
  color: var(--color-text-note);
}

.contact-page__value {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-primary);
}

.contact-page__line {
  display: block;
}

.contact-page__link,
.contact-page__inline-link {
  color: var(--color-link);
  text-decoration: underline;
}

.contact-page__link:hover,
.contact-page__inline-link:hover {
  text-decoration: none;
}

.contact-page__map {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  color: var(--color-link);
  text-decoration: underline;
}

.contact-page__map:hover {
  text-decoration: none;
}

.contact-page__map-icon {
  font-size: 18px;
}

.contact-page__note {
  margin-top: 24px;
  color: var(--color-text-note);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

/* --- 入力フォーム本体 --------------------------------------------------- */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-family: var(--font-ui);
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-form__label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.contact-form__required {
  padding: 3px 8px;
  border-radius: 2px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

/*
  reset.css のリセットは input / select / textarea / button を対象に含めていないので、
  幅の指定が padding と枠線の外側に出てしまう。フォームの部品は自分で border-box にする。
*/
.contact-form__control {
  box-sizing: border-box;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-background);
  color: var(--color-text);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  transition: border-color 0.2s ease;
}

.contact-form__control:focus-visible {
  border-color: var(--color-primary);
  outline: 1px solid var(--color-primary);
}

.contact-form__control[aria-invalid='true'] {
  border-color: var(--color-error);
}

.contact-form__control::placeholder {
  color: var(--color-text-note);
}

.contact-form__control--textarea {
  min-height: 180px;
  resize: vertical;
}

/* 矢印はブラウザ既定のものを消して、サイト共通のアイコンに置き換える */
.contact-form__select {
  position: relative;
}

.contact-form__select select {
  appearance: none;
  padding-right: 48px;
  cursor: pointer;
}

.contact-form__select-icon {
  position: absolute;
  top: 50%;
  right: 16px;
  color: var(--color-primary);
  font-size: 20px;
  transform: translateY(-50%);
  pointer-events: none;
}

/*
  隠し欄は display: none にしない。表示していない欄を機械が読み飛ばすことがあるので、
  画面の外へ出して、人からは見えない・触れない状態にとどめる。
*/
.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form__error {
  color: var(--color-error);
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

.contact-form__notice {
  padding: 16px 20px;
  border-radius: 4px;
  background: rgb(27 54 105 / 6%);
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.7;
  letter-spacing: 0.02em;
}

.contact-form__notice--error {
  background: rgb(185 28 28 / 6%);
  color: var(--color-error);
}

.contact-form__submit {
  box-sizing: border-box;
  align-self: flex-start;
  min-width: 220px;
  margin-top: 8px;
  padding: 18px 36px;
  border: 1px solid var(--color-primary);
  border-radius: 32px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

.contact-form__submit:hover {
  background: var(--color-background);
  color: var(--color-primary);
}

@media screen and (max-width: 768px) {
  .contact-page__subtitle {
    font-size: 17px;
  }

  .contact-page__row {
    flex-direction: column;
    gap: 4px;
  }

  .contact-page__label {
    width: auto;
  }

  .contact-page__label,
  .contact-page__value {
    font-size: 15px;
  }

  .contact-form__submit {
    width: 100%;
    padding: 15px 28px;
    font-size: 15px;
  }
}