.recruit-certifications {
  position: relative;
  z-index: 1;
  margin-top: 36px;
}
.recruit-certifications h3 {
  margin: 0 0 16px;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
}
.certification-scroll {
  overflow-x: auto;
  padding-bottom: 10px;
  scrollbar-width: thin;
  scrollbar-color: rgba(18, 48, 73, .3) transparent;
}
.certification-scroll:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}
.certification-logos {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  min-width: 880px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.certification-logos li {
  flex: 1 0 0;
  min-width: 0;
}
.certification-logos img {
  display: block;
  width: 100%;
  height: 80px;
  object-fit: contain;
}
@media (max-width: 720px) {
  .recruit-certifications { margin-top: 28px; }
  .certification-logos { min-width: 850px; gap: 18px; }
}

.certification-name {
  display: block;
  margin-top: 10px;
  color: var(--ink);
  font-size: 10px;
  font-weight: 500;
  line-height: 1.6;
  text-align: center;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

/* PC：スクロールで画面に入ったら、ロゴが1つずつ順番にふわっと表示
   .reveal-ready は recruit.html に最初から付与（読み込み直後に一瞬見えて消えるのを防ぐ）。
   js/recruit-certifications.js が .is-revealed を付与して再生する。
   スマホの流れるアニメーション（.is-marquee）中、動きを減らす設定では適用しない */
.certification-scroll.reveal-ready {
  overflow-y: hidden; /* 浮き上がり中に縦スクロールバーが一瞬出るのを防ぐ */
}
.certification-scroll.reveal-ready:not(.is-marquee) .certification-logos li {
  opacity: 0;
  transform: translateY(8px);
}
.certification-scroll.reveal-ready.is-revealed:not(.is-marquee) .certification-logos li {
  opacity: 1;
  transform: none;
  transition: opacity .6s ease, transform .6s ease;
  transition-delay: calc(var(--i, 0) * 120ms);
}
@media (prefers-reduced-motion: reduce) {
  .certification-scroll.reveal-ready .certification-logos li { opacity: 1; transform: none; }
}

/* スマホ：右から左へ流れ続ける（js/recruit-certifications.js が .is-marquee を付与） */
@keyframes certification-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.certification-scroll.is-marquee {
  overflow: hidden;
}
.is-marquee .certification-logos {
  width: max-content;
  min-width: 0;
  gap: 0;
  animation: certification-marquee 30s linear infinite;
}
.is-marquee .certification-logos li {
  flex: 0 0 78px;
  /* 幅を明示しておく。max-content の解釈がブラウザで違い、
     ロゴ名のテキストや画像の実寸で列全体が広がると流れる速さが変わってしまう */
  width: 78px;
  max-width: 78px;
  margin-right: 18px;
}