/* TOPページ (top__) */
.top { padding-top: 0; }

.top__mv {
  display: flex;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: 80px;
  background: var(--color-dark) url("../images/top-hero.webp") center / cover no-repeat fixed;
  color: var(--color-white);
}
@media (max-width: 767px) {
  .top__mv { padding-top: 60px; background-image: url("../images/top-hero-sp.webp"); }
}
.top__mv-en { display: block; margin-bottom: 20px; font-family: var(--font-en); font-size: 14px; letter-spacing: 0.3em; color: var(--color-accent); }
.top__mv-title { margin: 0; font-weight: 700; font-size: 52px; line-height: 1.5; letter-spacing: 0.04em; }
@media (max-width: 767px) {
  .top__mv-title { font-size: 30px; }
}
.top__mv-lead { max-width: 560px; margin: 28px 0 0; font-size: 16px; line-height: 2; text-align: start; opacity: 0.9; }
@media (max-width: 767px) {
  .top__mv-lead { font-size: 14px; }
}
.top__mv-btn { margin-top: 44px; display: flex; gap: 16px; flex-wrap: wrap; }
.top__mv .common__btn { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-white); }
.top__mv .common__btn:hover { background: var(--color-white); border-color: var(--color-white); color: var(--color-brand); }
.top__mv .common__btn--ghost { background: transparent; border-color: var(--color-white); }
.top__message-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 72px; align-items: start; }
@media (max-width: 767px) {
  .top__message-grid { grid-template-columns: 1fr; gap: 28px; }
}
.top__text { margin: 0 0 1.6em; font-size: 15px; line-height: 2.2; text-align: start; }
@media (max-width: 767px) {
  .top__text { font-size: 14px; }
}

.top__numbers { position: relative; overflow: hidden; padding-block: clamp(72px, 9vw, 140px); color: var(--color-white); background: radial-gradient(60% 130% at 88% 0%, rgba(0, 165, 184, .24), transparent 62%), radial-gradient(50% 100% at 0% 100%, rgba(47, 111, 192, .22), transparent 60%), var(--color-dark); }
/* うっすら方眼：データ・設計図っぽい雰囲気 */
.top__numbers::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px); background-size: 72px 72px; -webkit-mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent); mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent); }
.top__numbers .common__inner { position: relative; }
.top__number-list { display: grid; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 767px) {
  .top__number-list { grid-template-columns: 1fr 1fr; }
}
.top__number { position: relative; padding: 36px clamp(16px, 2.4vw, 40px) 40px; border-left: 1px solid rgba(255, 255, 255, .14); }
.top__number:last-child { border-right: 1px solid rgba(255, 255, 255, .14); }
.top__number::before { content: ""; position: absolute; left: -1px; top: 0; width: 56px; height: 2px; background: var(--color-accent); }
@media (max-width: 767px) {
  .top__number { padding: 28px 16px 32px; }
  .top__number:nth-child(2) { border-right: 1px solid rgba(255, 255, 255, .14); }
  .top__number:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .14); }
  .top__number:nth-child(3), .top__number:nth-child(4) { border-top-color: rgba(255, 255, 255, .14); }
}
.top__number-no { display: block; margin-bottom: clamp(20px, 3vw, 48px); font-family: var(--font-en); font-size: 12px; letter-spacing: .3em; color: var(--color-accent); }
.top__number-value { display: block; font-family: var(--font-en); font-weight: 300; font-size: clamp(52px, 7.4vw, 116px); line-height: 1; letter-spacing: -.03em; font-variant-numeric: tabular-nums; background: linear-gradient(180deg, #fff 35%, rgba(255, 255, 255, .5)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.top__number-unit { margin-left: .14em; font-family: var(--font-sans); font-weight: 500; font-size: .26em; letter-spacing: 0; -webkit-text-fill-color: var(--color-accent); }
.top__number-label { display: block; margin-top: clamp(16px, 2vw, 28px); padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, .14); font-size: 15px; font-weight: 500; letter-spacing: .08em; }
.top__number-en { display: block; margin-top: 6px; font-family: var(--font-en); font-size: 11px; letter-spacing: .22em; opacity: .5; }

.top__biz { background: var(--color-brand-pale); }
.top__biz-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
@media (max-width: 767px) {
  .top__biz-list { grid-template-columns: 1fr; gap: 24px; }
}
.top__biz-card { background: var(--color-white); border-radius: 4px; overflow: hidden; box-shadow: 0 8px 24px var(--color-card-shadow); }
.top__biz-img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.top__biz-body { padding: 24px 24px 32px; }
.top__biz-no { font-family: var(--font-en); font-size: 13px; letter-spacing: 0.2em; color: var(--color-accent); }
.top__biz-name { margin: 6px 0 12px; font-size: 20px; font-weight: 700; }
.top__biz-text { margin: 0; font-size: 14px; line-height: 1.95; color: var(--color-text-sub); text-align: start; }

.top__news-list { border-top: 1px solid var(--color-line); }
.top__news-item { display: flex; align-items: baseline; gap: 24px; padding: 22px 8px; border-bottom: 1px solid var(--color-line); font-size: 14px; }
@media (max-width: 767px) {
  .top__news-item { flex-wrap: wrap; gap: 8px 16px; }
}
.top__news-date { flex: none; font-family: var(--font-en); font-size: 14px; color: var(--color-text-sub); }
.top__news-tag { flex: none; padding: 2px 14px; border: 1px solid var(--color-brand); border-radius: 2px; font-size: 11px; color: var(--color-brand); }

.top__recruit { background: var(--color-brand) url("../images/recruit-photo.webp") center / cover fixed; position: relative; color: var(--color-white); }
.top__recruit::before { content: ""; position: absolute; inset: 0; background: var(--color-overlay-modal); }
.top__recruit .common__inner { position: relative; }
.top__recruit .common__heading-ja, .top__recruit .common__lead { color: var(--color-white); }
.top__recruit .common__btn { background: var(--color-white); color: var(--color-brand); }
.top__recruit .common__btn:hover { background: var(--color-accent); color: var(--color-white); }
@media (max-width: 767px) {
  /* スマホは fixed が不安定なので通常スクロール */
  .top__mv, .top__recruit { background-attachment: scroll; }
}