html {
  font-size: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height-pc, 72px);
}
@media (max-width: 767px) {
  html { scroll-padding-top: var(--header-height-sp, 56px); }
}

body {
  font-family: var(--ff-jp);
  font-size: var(--fs-jp-16);
  font-weight: var(--fw-regular);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
}

body.is-modal-locked,
html.is-modal-locked,
body.is-menu-open,
html.is-menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  transition: opacity var(--transition-base);
}

a:hover { opacity: 0.7; }

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--fw-bold);
  line-height: 1.4;
}

/* ============ Container ============ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-pc);
}

@media (max-width: 767px) {
  .container { padding-inline: var(--container-pad-sp); }
}

/* ============ Responsive helpers ============ */
.view-pc { display: block; }
.view-tb,
.view-sp { display: none; }

@media (max-width: 1199px) {
  .view-pc { display: none; }
  .view-tb { display: block; }
}

@media (max-width: 767px) {
  .view-tb { display: none; }
  .view-sp { display: block; }
}

/* ============ Visually hidden（A11y） ============ */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ============ Placeholder（雛形ページ用、Phase B以降で各ページCSSに差し替え） ============ */
.placeholder {
  min-height: 60vh;
  padding: 120px 0 80px;
  display: flex;
  align-items: center;
}

.placeholder__crumb {
  font-family: var(--ff-en-display);
  font-size: var(--fs-en-14);
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  color: var(--color-blue-dark);
  margin-bottom: 8px;
}

.placeholder__title {
  font-size: var(--fs-jp-32);
  color: var(--color-blue-deepest);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.placeholder__desc {
  font-size: var(--fs-jp-16);
  max-width: 720px;
  margin-bottom: 24px;
}

.placeholder__note {
  font-size: var(--fs-jp-14);
  color: var(--color-dark-gray);
}

@media (max-width: 767px) {
  .placeholder { padding: 96px 0 64px; }
  .placeholder__title { font-size: var(--fs-jp-24); }
}

/* ============ Scroll Reveal ============
   HTMLパース時点から非表示にするため、html.js-anim 配下で対象セレクタを初期非表示。
   <head> 内インラインスクリプトで documentElement に .js-anim を付与する。
   main.js が .is-revealed を付与すると表示。 */
html.js-anim .hero,
html.js-anim section,
html.js-anim .person-card,
html.js-anim .training-voice,
html.js-anim .training-list__group,
html.js-anim .training-step__col,
html.js-anim .training-compare__col,
html.js-anim .training-sub__item,
html.js-anim .business__row,
html.js-anim .strongs-block,
html.js-anim .pdetail-article__block,
html.js-anim .pdetail-future__col,
html.js-anim .qa-block,
html.js-anim .info-flow__item,
html.js-anim .info-recruit__panel,
html.js-anim .info-index__btn,
html.js-anim .survey-q,
html.js-anim .page-next__card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
  will-change: opacity, transform;
}
html.js-anim .is-revealed {
  opacity: 1;
  transform: translateY(0);
}
/* ファーストビュー (Hero) は fade-up 対象から除外して即時表示 (白飛び防止) */
html.js-anim .hero,
html.js-anim .intern-hero,
html.js-anim .pdetail-hero,
html.js-anim main > section:first-of-type {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}
@media (prefers-reduced-motion: reduce) {
  html.js-anim .hero,
  html.js-anim section,
  html.js-anim .person-card,
  html.js-anim .training-voice,
  html.js-anim .training-list__group,
  html.js-anim .training-step__col,
  html.js-anim .training-compare__col,
  html.js-anim .training-sub__item,
  html.js-anim .business__row,
  html.js-anim .strongs-block,
  html.js-anim .pdetail-article__block,
  html.js-anim .pdetail-future__col,
  html.js-anim .qa-block,
  html.js-anim .info-flow__item,
  html.js-anim .info-recruit__panel,
  html.js-anim .info-index__btn,
  html.js-anim .survey-q,
  html.js-anim .page-next__card { opacity: 1; transform: none; transition: none; }
}
