/* ==========================================================================
   home.css — トップページ（front-page）下部セクション専用
   Engineering Atelier デザイン（service-base.css / .svc を継承）
   ※ ヒーロー/Chatbot/Udemy は親テーマ front-page.css のまま（書体のみ上書き）
   ========================================================================== */

/* ヒーロー見出しを明朝に統一（レイアウト・背景・エフェクトは親のまま） */
.svc .hero__title {
  font-family: var(--svc-display);
  letter-spacing: 0.03em;
}

/* Service Lineup 見出し：1行目を大きく、2行目をさらに大きく強調 */
.home-services .svc-title {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  line-height: 1.3;
}
.home-services .svc-title em {
  display: inline-block;
  margin-top: 0.12em;
  font-size: 2em; /* 1行目の約2倍で目立たせる */
  line-height: 1.1;
}

/* Service Lineup のリード文は2行で収まるよう横幅を広げる */
.home-services .svc-lead { max-width: 760px; }
/* 2文目を塊で折り返し、「現/役」のような語中改行を防ぐ */
.home-lead-nowrap { white-space: nowrap; }
@media (max-width: 600px) {
  .home-lead-nowrap { white-space: normal; }
}

/* --------------------------------------------------------------------------
   Service Lineup — 番号付きインデックス（カード不使用）
   -------------------------------------------------------------------------- */
.home-index { border-top: 1px solid var(--svc-line); }
.home-index__row {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: start;
  padding: clamp(1.6rem, 3.5vw, 2.5rem) 0;
  border-bottom: 1px solid var(--svc-line);
  text-decoration: none;
  color: var(--svc-text);
  position: relative;
  isolation: isolate;
}
.home-index__row::before {
  content: "";
  position: absolute;
  inset: 0 -100vw 0 -2rem;
  background: var(--svc-paper-2);
  opacity: 0;
  transition: opacity .35s ease;
  z-index: -1;
}
@media (min-width: 769px) {
  .home-index__row:hover::before { opacity: 1; }
}
.home-index__no {
  font-family: var(--svc-mono);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 700;
  color: var(--svc-line);
  line-height: 1;
  padding-top: 0.15em;
  transition: color .3s ease;
}
.home-index__row:hover .home-index__no { color: var(--svc-amber); }
.home-index__icon {
  width: 58px; height: 58px;
  display: grid; place-items: center;
  border: 1px solid var(--svc-line);
  border-radius: 3px;
  font-size: 1.45rem;
  color: var(--svc-blue);
  background: var(--svc-paper);
  transition: background .3s ease, color .3s ease, border-color .3s ease;
}
.home-index__row:hover .home-index__icon {
  background: var(--svc-ink); color: #fff; border-color: var(--svc-ink);
}
.home-index__tag {
  font-family: var(--svc-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--svc-blue-deep);
}
.home-index__title {
  font-family: var(--svc-display);
  font-size: clamp(1.2rem, 2.6vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0.3rem 0 0.45rem;
}
.home-index__desc {
  font-size: 0.95rem;
  color: var(--svc-text-mid);
  line-height: 1.85;
  max-width: 62ch;
}
.home-index__go {
  align-self: center;
  font-family: var(--svc-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.05em;
  color: var(--svc-blue-deep);
  line-height: 1.5;
  white-space: nowrap;
  transition: transform .3s ease, color .3s ease;
}
.home-index__row:hover .home-index__go { color: var(--svc-amber-deep); transform: translateX(4px); }

@media (max-width: 768px) {
  .home-index__row {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "no icon"
      "body body";
    gap: 0.75rem 1rem;
  }
  .home-index__no { grid-area: no; align-self: center; padding-top: 0; }
  .home-index__icon { grid-area: icon; justify-self: start; width: 48px; height: 48px; font-size: 1.2rem; }
  .home-index__body { grid-area: body; }
  .home-index__go { display: none; }
}

/* --------------------------------------------------------------------------
   Why Edel Hearts（インク面・非カード・詳細常時表示）
   -------------------------------------------------------------------------- */
.home-why__list { display: flex; flex-direction: column; }
.home-why__item {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: clamp(1.25rem, 4vw, 3rem);
  row-gap: 0.75rem;
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  border-top: 1px solid var(--svc-line-ink);
}
.home-why__item:last-child { border-bottom: 1px solid var(--svc-line-ink); }
.home-why__no {
  grid-row: 1 / span 2;
  font-family: var(--svc-mono);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  color: var(--svc-amber);
  line-height: 1;
}
.home-why__head { display: flex; align-items: center; gap: 0.9rem; }
.home-why__icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--svc-line-ink);
  border-radius: 3px;
  color: var(--svc-amber);
  font-size: 1.2rem;
  flex-shrink: 0;
}
.home-why__title {
  font-family: var(--svc-display);
  font-size: clamp(1.2rem, 2.6vw, 1.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  letter-spacing: 0.02em;
}
.home-why__title small {
  display: block;
  font-family: var(--font-base);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--svc-on-ink-mid);
  letter-spacing: 0.04em;
  margin-top: 0.2rem;
}
.home-why__body { max-width: 70ch; }
.home-why__lead {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.85;
  margin-bottom: 0.6rem;
}
.home-why__detail {
  font-size: 0.92rem;
  color: var(--svc-on-ink-mid);
  line-height: 1.95;
}
@media (max-width: 640px) {
  .home-why__item { grid-template-columns: auto 1fr; column-gap: 1rem; }
  .home-why__no { grid-row: auto; grid-column: 1 / -1; }
  .home-why__body { grid-column: 1 / -1; }
}

/* --------------------------------------------------------------------------
   無料診断CTA（濃紺バンド＋設計図グリッド＋アンバー）
   -------------------------------------------------------------------------- */
.home-diag-section { padding-block: clamp(2.5rem, 5vw, 4rem); background: var(--svc-paper); }
.home-diag {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(2rem, 5vw, 3rem) clamp(1.75rem, 5vw, 3.5rem);
  background: var(--svc-ink);
  border: 1px solid var(--svc-ink-3);
  border-radius: 3px;
  color: #fff;
  overflow: hidden;
}
.home-diag::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 70% 100% at 100% 50%, #000, transparent 70%);
  mask-image: radial-gradient(ellipse 70% 100% at 100% 50%, #000, transparent 70%);
  pointer-events: none;
}
.home-diag__body { position: relative; z-index: 1; }
.home-diag__body .svc-eyebrow { color: var(--svc-amber); margin-bottom: 0.75rem; }
.home-diag__title {
  font-family: var(--svc-display);
  font-size: clamp(1.2rem, 2.8vw, 1.7rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.6rem;
  letter-spacing: 0.02em;
}
.home-diag__desc { font-size: 0.9rem; color: var(--svc-on-ink-mid); line-height: 1.8; margin: 0; }
.home-diag__btn { position: relative; z-index: 1; flex-shrink: 0; }
@media (max-width: 760px) {
  .home-diag { flex-direction: column; align-items: flex-start; }
  .home-diag__btn { width: 100%; justify-content: center; }
}

/* --------------------------------------------------------------------------
   FAQ
   -------------------------------------------------------------------------- */
.home-faq__list { max-width: 760px; margin-inline: auto; }

/* --------------------------------------------------------------------------
   News & Column（リスト・カード不使用）
   -------------------------------------------------------------------------- */
.home-news__list {
  max-width: 820px;
  margin-inline: auto;
  border-top: 1px solid var(--svc-line);
  margin-bottom: 2.5rem;
}
.home-news__item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 1rem 0.5rem;
  border-bottom: 1px solid var(--svc-line);
  text-decoration: none;
  color: var(--svc-text);
  transition: background .2s ease, padding-left .25s ease;
}
.home-news__item:hover { background: var(--svc-paper-2); padding-left: 1rem; }
.home-news__date {
  font-family: var(--svc-mono);
  font-size: 0.8rem;
  color: var(--svc-muted);
  white-space: nowrap;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.home-news__label {
  font-family: var(--svc-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}
.home-news__label.label-news { background: var(--svc-blue-pale); color: var(--svc-blue-deep); }
.home-news__label.label-blog { background: var(--svc-amber-pale); color: var(--svc-amber-deep); }
.home-news__title {
  font-size: 0.95rem;
  color: var(--svc-text);
  line-height: 1.6;
  flex: 1;
  min-width: 0;
  transition: color .2s ease;
}
.home-news__item:hover .home-news__title { color: var(--svc-blue-deep); }
.home-news__empty { text-align: center; color: var(--svc-muted); padding-block: 2rem; }
.home-news__more { display: flex; justify-content: center; }