/* ============================================
   ILLUMINATED STAND SIGN（電飾スタンド看板）特集ページ専用CSS
   CUVIC SAITAMA / TENJIKU (TCD091)
   ダークネイビー × イエロー（ネオン風グロー）
   ============================================ */

.ill-page {
  --ill-navy: #0a1a33;
  --ill-navy2: #10254a;
  --ill-navy-soft: #16305c;
  --ill-yellow: #ffd21f;
  --ill-yellow-soft: #ffe173;
  --ill-line: #26406b;
  --ill-text: #eaf0f8;
  --ill-sub: #a8bad6;
  --ill-en: 'futura-pt', 'Futura PT', 'Zen Kaku Gothic New', sans-serif;
  --ill-jp: 'Zen Kaku Gothic New', 'Hiragino Kaku Gothic ProN', sans-serif;

  background: var(--ill-navy);
  color: var(--ill-text);
  font-family: var(--ill-jp);
  font-size: 15px;
  line-height: 1.9;
  overflow-x: hidden;
}
.ill-page * { box-sizing: border-box; }
.ill-page img { max-width: 100%; height: auto; display: block; }
.ill-page a { text-decoration: none; color: inherit; }

.ill-full { width: 100vw; margin-left: calc(50% - 50vw); }
.ill-inner { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ネオングロー共通 */
.ill-glow { text-shadow: 0 0 8px rgba(255, 210, 31, .55), 0 0 20px rgba(255, 210, 31, .3); }

/* セクション番号（01/02/03）を Futura PT・大きめ・イエローで */
.ill-num {
  font-family: var(--ill-en);
  font-weight: 700;
  font-size: 1.4em;
  color: var(--ill-yellow);
  letter-spacing: .04em;
  margin-right: .06em;
  text-shadow: 0 0 10px rgba(255, 210, 31, .5);
}

/* ============================================
   1. HERO
   ============================================ */
.ill-hero {
  position: relative;
  min-height: 66vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(6, 15, 33, .88), rgba(16, 37, 74, .82)),
    url('https://cuvic-saitama.com/wp-content/uploads/2026/08/illuminated-standsign-topimg-scaled.jpg') center / cover no-repeat;
  /* ↑ IMAGE_HERO_ILL.jpg をヒーロー写真のURLに差し替え */
}
.ill-hero__body { padding: 100px 24px; }
.ill-hero__eyebrow {
  font-family: var(--ill-en);
  font-size: 13px;
  letter-spacing: .4em;
  text-indent: .4em;
  color: var(--ill-yellow);
  margin: 0 0 18px !important;
}
.ill-hero__title {
  font-weight: 700 !important;
  font-size: clamp(28px, 5vw, 46px) !important;
  letter-spacing: .06em;
  line-height: 1.4 !important;
  color: #ffffff;
  margin: 0 0 18px !important;
}
.ill-hero__title em { font-style: normal; color: var(--ill-yellow); }
.ill-hero__lead {
  font-size: 14.5px;
  color: #d3deef;
  margin: 0 auto !important;
  max-width: 720px;
}

/* ============================================
   2. イントロ
   ============================================ */
.ill-intro { padding: 82px 0 64px; }
.ill-intro__title {
  text-align: center;
  font-weight: 700 !important;
  font-size: 26px !important;
  letter-spacing: .06em;
  color: #fff;
  margin: 0 0 36px !important;
  position: relative;
  padding-bottom: 20px !important;
}
.ill-intro__title::after {
  content: '';
  position: absolute;
  left: 50%; bottom: 0;
  transform: translateX(-50%);
  width: 56px; height: 3px;
  background: var(--ill-yellow);
  box-shadow: 0 0 10px rgba(255, 210, 31, .7);
}
.ill-intro__text {
  font-size: 14.5px;
  color: var(--ill-sub);
  margin: 0 auto 1.4em !important;
  max-width: 760px;
}

/* ============================================
   3. タイプナビ（sticky）
   ============================================ */
.ill-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 26, 51, .95);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--ill-line);
  border-bottom: 1px solid var(--ill-line);
}
.ill-nav__list {
  list-style: none !important;
  margin: 0;
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.ill-nav__list li { list-style: none !important; }
.ill-nav__list a {
  display: inline-block;
  padding: 10px 22px;
  border: 1.5px solid var(--ill-yellow);
  border-radius: 4px;
  background: transparent;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ill-yellow) !important;
  text-decoration: none !important;
  transition: color .25s, background .25s, box-shadow .25s;
}
.ill-nav__list a:hover,
.ill-nav__list a.is-active {
  color: #0a1a33 !important;
  background: var(--ill-yellow);
  box-shadow: 0 0 14px rgba(255, 210, 31, .6);
}

/* ============================================
   4. タイプセクション
   ============================================ */
.ill-type { padding: 78px 0 70px; }
.ill-type--alt { background: var(--ill-navy2); }
.ill-type__num {
  font-family: var(--ill-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--ill-yellow);
  margin: 0 0 8px !important;
}
.ill-type__title {
  font-weight: 700 !important;
  font-size: 25px !important;
  letter-spacing: .04em;
  line-height: 1.5 !important;
  color: #fff;
  margin: 0 0 16px !important;
  padding-bottom: 18px !important;
  border-bottom: 2px solid var(--ill-yellow);
}
.ill-type__title em { font-style: normal; color: var(--ill-yellow); }
.ill-type__desc {
  font-size: 14px;
  color: var(--ill-sub);
  margin: 0 0 36px !important;
}

/* ---- 特徴 / メリット ---- */
.ill-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 44px;
}
.ill-box {
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
  border-radius: 10px;
  padding: 26px 28px;
}
.ill-type--alt .ill-box { background: var(--ill-navy); }
.ill-box__label {
  display: inline-block;
  font-size: 13px !important;
  font-weight: 700;
  color: #0a1a33 !important;
  background: var(--ill-yellow);
  padding: 5px 16px;
  border-radius: 4px;
  margin: 0 0 16px !important;
}
.ill-box p {
  font-size: 13.5px;
  color: var(--ill-sub);
  margin: 0;
  line-height: 1.8;
}
.ill-box p b { color: #fff; font-weight: 700; }

/* ---- 製作事例 ---- */
.ill-sub-label {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: #fff;
  margin: 0 0 16px !important;
  padding-left: 12px;
  border-left: 4px solid var(--ill-yellow);
}
.ill-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 44px;
}
.ill-gallery--1 { grid-template-columns: 1fr; }
.ill-gallery figure {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 5 / 6;
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
}
.ill-gallery--1 figure { aspect-ratio: 4 / 3; }
.ill-gallery img { width: 100%; height: 100%; object-fit: cover; }

/* ---- 商品グリッド ---- */
.ill-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.ill-card {
  display: block;
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
  border-radius: 8px;
  overflow: hidden;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.ill-card:hover {
  transform: translateY(-4px);
  border-color: var(--ill-yellow);
  box-shadow: 0 10px 26px rgba(255, 210, 31, .18);
}
.ill-card__img {
  margin: 0;
  aspect-ratio: 1 / 1;
  background: #fff;
  overflow: hidden;
}
.ill-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
.ill-card:hover .ill-card__img img { transform: scale(1.05); }
.ill-card__body { padding: 12px 14px 16px; }
.ill-card__name {
  font-size: 12.5px !important;
  font-weight: 400;
  line-height: 1.55;
  color: var(--ill-sub);
  margin: 0 0 8px !important;
  transition: color .3s;
}
.ill-card:hover .ill-card__name { color: #fff; }
.ill-card__price {
  font-family: var(--ill-en);
  font-size: 15px;
  font-weight: 700;
  color: var(--ill-yellow);
  margin: 0 !important;
}
.ill-card__price small { font-size: 10px; font-weight: 400; color: var(--ill-sub); margin-left: 3px; }

/* ============================================
   5. 業種別デザイン・活用事例
   ============================================ */
.ill-usecase { padding: 84px 0 74px; }
.ill-usecase__title {
  text-align: center;
  font-weight: 700 !important;
  font-size: 26px !important;
  letter-spacing: .04em;
  line-height: 1.5 !important;
  color: #fff;
  margin: 0 0 18px !important;
}
.ill-usecase__lead {
  text-align: center;
  font-size: 14px;
  color: var(--ill-sub);
  margin: 0 auto 8px !important;
  max-width: 760px;
}
.ill-usecase__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 20px;
  margin-bottom: 48px;
}
.ill-usecase__grid:last-child { margin-bottom: 0; }
.ill-usecase__cat {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ill-yellow);
  margin: 44px 0 6px !important;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ill-line);
}
.ill-usecase__cat-text {
  font-size: 13.5px;
  color: var(--ill-sub);
  margin: 0 !important;
}
.ill-usecase__card {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
}
.ill-usecase__card img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .8;
  transition: transform .4s, opacity .4s;
}
.ill-usecase__card:hover img { transform: scale(1.06); opacity: .6; }

/* ============================================
   6. スタンド看板ページ誘導
   ============================================ */
.ill-crosslink {
  background: var(--ill-navy2);
  padding: 70px 0;
}
.ill-crosslink__box {
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
  border-radius: 12px;
  padding: 34px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.ill-crosslink__text { flex: 1; min-width: 240px; }
.ill-crosslink__text p { margin: 0; }
.ill-crosslink__en {
  font-family: var(--ill-en);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--ill-yellow);
  margin-bottom: 6px !important;
}
.ill-crosslink__ttl { font-size: 18px; font-weight: 700; color: #fff; }
.ill-crosslink__btn {
  display: inline-block;
  background: var(--ill-yellow);
  color: #0a1a33 !important;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 14px 34px;
  border-radius: 6px;
  white-space: nowrap;
  transition: box-shadow .3s, transform .3s;
}
.ill-crosslink__btn:hover { box-shadow: 0 0 18px rgba(255, 210, 31, .6); transform: translateY(-2px); }

/* ============================================
   7. まとめ
   ============================================ */
.ill-summary { padding: 84px 0; }
.ill-summary__title {
  text-align: center;
  font-weight: 700 !important;
  font-size: 24px !important;
  letter-spacing: .04em;
  line-height: 1.5 !important;
  color: #fff;
  margin: 0 0 34px !important;
}
.ill-summary__text {
  font-size: 14.5px;
  color: var(--ill-sub);
  margin: 0 auto 1.4em !important;
  max-width: 760px;
}

/* ============================================
   8. CONTACT
   ============================================ */
.ill-contact {
  background: var(--ill-navy2);
  padding: 88px 0 96px;
}
.ill-contact__title {
  text-align: center;
  font-family: var(--ill-en);
  font-size: 14px;
  letter-spacing: .4em;
  text-indent: .4em;
  color: var(--ill-yellow);
  margin: 0 0 8px !important;
}
.ill-contact__jp {
  text-align: center;
  font-weight: 700 !important;
  font-size: 22px !important;
  color: #fff;
  margin: 0 0 14px !important;
}
.ill-contact__text {
  text-align: center;
  font-size: 13.5px;
  color: var(--ill-sub);
  margin: 0 0 36px !important;
}
.ill-contact__btns {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}
.ill-contact__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 260px;
  padding: 17px 36px;
  border-radius: 8px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .06em;
  transition: transform .3s, box-shadow .3s;
}
.ill-contact__btn--form {
  background: var(--ill-yellow);
  color: #0a1a33 !important;
}
.ill-contact__btn--form:hover { box-shadow: 0 0 20px rgba(255, 210, 31, .6); transform: translateY(-2px); }
.ill-contact__btn--line {
  background: #06c755;
  color: #fff !important;
}
.ill-contact__btn--line:hover { box-shadow: 0 0 20px rgba(6, 199, 85, .5); transform: translateY(-2px); }

/* ============================================
   9. その他の看板特集リンク（8枚）
   ============================================ */
.ill-others { padding: 80px 0 90px; }
.ill-others__title {
  text-align: center;
  font-weight: 700 !important;
  font-size: 22px !important;
  color: #fff;
  margin: 0 0 8px !important;
}
.ill-others__en {
  display: block;
  text-align: center;
  font-family: var(--ill-en);
  font-size: 12px;
  letter-spacing: .32em;
  text-indent: .32em;
  color: var(--ill-yellow);
  margin: 0 0 40px !important;
}
.ill-others__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.ill-others__card {
  position: relative;
  display: block;
  aspect-ratio: 3 / 2;
  border-radius: 10px;
  overflow: hidden;
  background: var(--ill-navy-soft);
  border: 1px solid var(--ill-line);
}
.ill-others__card img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .55;
  transition: transform .4s, opacity .4s;
}
.ill-others__card:hover img { transform: scale(1.06); opacity: .42; }
.ill-others__card span {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: #fff;
  text-shadow: 0 1px 8px rgba(0, 0, 0, .6);
}

/* ============================================
   スクロールリビール
   ============================================ */
.ill-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s ease;
}
.ill-reveal.is-shown { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .ill-reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 1023px) {
  .ill-grid { grid-template-columns: repeat(3, 1fr); }
  .ill-usecase__grid { grid-template-columns: repeat(2, 1fr); }
  .ill-others__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .ill-hero { min-height: 50vh; }
  .ill-intro { padding: 56px 0 44px; }
  .ill-intro__title { font-size: 21px !important; }
  .ill-nav__list { justify-content: center; overflow-x: visible; flex-wrap: wrap; padding: 12px 14px; gap: 8px; }
  .ill-nav__list a { padding: 8px 14px; font-size: 11.5px; }
  .ill-type { padding: 54px 0 48px; }
  .ill-type__title { font-size: 20px !important; }
  .ill-cols { grid-template-columns: 1fr; gap: 16px; margin-bottom: 32px; }
  .ill-gallery { grid-template-columns: 1fr; gap: 12px; }
  .ill-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ill-usecase { padding: 56px 0 50px; }
  .ill-usecase__title { font-size: 20px !important; }
  .ill-usecase__grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .ill-crosslink__box { flex-direction: column; align-items: flex-start; padding: 26px 22px; }
  .ill-crosslink__btn { width: 100%; text-align: center; }
  .ill-summary { padding: 60px 0; }
  .ill-summary__title { font-size: 20px !important; }
  .ill-contact { padding: 60px 0 68px; }
  .ill-contact__btn { min-width: 0; width: 100%; }
  .ill-others { padding: 56px 0 64px; }
  .ill-others__grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}