@charset "UTF-8";
/* =========================================================
   内装屋ひづめ - TOPページ専用 (index.css)
========================================================= */

.pc-only { display: inline; }
@media (max-width: 640px) { .pc-only { display: none; } }

.more-link { text-align: center; margin-top: clamp(38px, 5vw, 58px); }

/* ---------- ヒーロー ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.hero__slides { position: absolute; inset: 0; z-index: 0; }
.hero__slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transform: scale(1.08);
  transition: opacity 1.6s var(--ease), transform 7s linear;
}
.hero__slide.is-active { opacity: 1; transform: scale(1); }
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(100deg, rgba(36,25,12,0.74) 0%, rgba(36,25,12,0.36) 55%, rgba(36,25,12,0.12) 100%),
    linear-gradient(to top, rgba(28,18,8,0.55), transparent 42%);
}
.hero__inner { position: relative; z-index: 2; color: #fff; padding-top: var(--header-h); }
.hero__eyebrow {
  display: inline-block; font-weight: 700; letter-spacing: 0.18em; font-size: 0.84rem;
  padding: 8px 18px; border: 1px solid rgba(255,255,255,0.5); border-radius: 999px;
  margin-bottom: 26px; backdrop-filter: blur(4px);
}
.hero__title {
  font-family: var(--font-mincho);
  font-size: clamp(2.2rem, 6vw, 4.2rem); font-weight: 800; line-height: 1.4;
  letter-spacing: 0.03em; text-shadow: 0 4px 26px rgba(0,0,0,0.32);
}
.hero__title span { color: #ffce9b; }
.hero__lead {
  margin-top: 26px; font-size: clamp(0.95rem, 1.7vw, 1.1rem); line-height: 2; font-weight: 500;
  max-width: 640px; text-shadow: 0 2px 14px rgba(0,0,0,0.4);
}
.hero__btns { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 2;
  color: #fff; font-size: 0.64rem; letter-spacing: 0.24em;
  display: flex; flex-direction: column; align-items: center; gap: 36px; writing-mode: vertical-rl;
}
.hero__scroll span { position: absolute; bottom: 18px; width: 1px; height: 46px; background: rgba(255,255,255,0.6); overflow: hidden; }
.hero__scroll span::after { content: ""; position: absolute; top: -46px; left: 0; width: 1px; height: 46px; background: var(--orange); animation: scrollLine 2s var(--ease) infinite; }
@keyframes scrollLine { 0% { top: -46px; } 60%,100% { top: 46px; } }

/* ---------- 信頼バッジ ---------- */
.trust { background: var(--ink); padding: clamp(36px, 5vw, 54px) 0; background-image: var(--grain); }
.trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.trust__item { text-align: center; color: #fff; position: relative; }
.trust__item:not(:last-child)::after { content: ""; position: absolute; right: -9px; top: 50%; transform: translateY(-50%); width: 1px; height: 48px; background: rgba(255,255,255,0.15); }
.trust__num { display: block; font-family: var(--font-en); font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.5rem); line-height: 1; color: #ffb066; }
.trust__num small { font-size: 0.9rem; font-family: var(--font-gothic); color: #fff; margin-left: 3px; }
.trust__label { display: block; margin-top: 11px; font-size: 0.8rem; letter-spacing: 0.1em; color: #d6cdc1; }

/* ---------- コンセプト ---------- */
.concept__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 78px); align-items: center; }
.concept__img { position: relative; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow); }
.concept__img img { width: 100%; aspect-ratio: 4/3.4; object-fit: cover; }
.concept__badge {
  position: absolute; left: 18px; bottom: 18px; background: rgba(255,255,255,0.92); color: var(--brown-dark);
  font-family: var(--font-en); font-size: 0.84rem; letter-spacing: 0.06em; padding: 7px 16px; border-radius: 999px; font-weight: 600;
}
.concept__title { font-family: var(--font-mincho); font-size: clamp(1.55rem, 3.4vw, 2.3rem); font-weight: 700; line-height: 1.6; margin: 18px 0 22px; }
.concept__text { color: var(--gray); margin-bottom: 18px; }

/* ---------- 強み ---------- */
.reason__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.reason__card {
  position: relative; background: #fff; border-radius: var(--radius-xl);
  padding: 48px 30px 38px; box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.reason__card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.reason__no { position: absolute; top: 24px; right: 28px; font-family: var(--font-en); font-size: 2.6rem; font-weight: 700; color: var(--orange-soft); line-height: 1; }
.reason__ico { width: 62px; height: 62px; border-radius: 17px; background: linear-gradient(135deg, var(--orange), #f59b4d); display: flex; align-items: center; justify-content: center; margin-bottom: 22px; box-shadow: 0 10px 22px rgba(232,110,30,0.28); }
.reason__ico svg { width: 32px; height: 32px; fill: #fff; }
.reason__title { font-size: 1.22rem; font-weight: 700; margin-bottom: 14px; }
.reason__text { color: var(--gray); font-size: 0.94rem; }

/* ---------- 事業内容プレビュー ---------- */
.service-pre__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.service-pre__card { background: #fff; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease); }
.service-pre__card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.service-pre__img { overflow: hidden; aspect-ratio: 16/11; }
.service-pre__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease); }
.service-pre__card:hover .service-pre__img img { transform: scale(1.07); }
.service-pre__body { padding: 24px 24px 28px; }
.service-pre__body h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.service-pre__body p { color: var(--gray); font-size: 0.9rem; }

/* ---------- 施工実績プレビュー ---------- */
.works-pre__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.ba-card { background: #fff; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease); }
.ba-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.ba-card__imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; position: relative; }
.ba-card__imgs::after { content: "→"; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 40px; height: 40px; background: var(--orange); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; z-index: 2; box-shadow: 0 6px 16px rgba(232,110,30,0.42); }
.ba-card__imgs figure { position: relative; margin: 0; aspect-ratio: 4/3.4; overflow: hidden; }
.ba-card__imgs img { width: 100%; height: 100%; object-fit: cover; }
.ba-card__tag { position: absolute; top: 12px; left: 12px; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.1em; padding: 4px 12px; border-radius: 999px; color: #fff; z-index: 2; }
.ba-card__tag--before { background: rgba(55,48,42,0.85); }
.ba-card__tag--after { background: var(--orange); }
.ba-card__body { padding: 24px 26px 28px; }
.ba-card__cat { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; color: var(--orange-dark); }
.ba-card__body h3 { font-size: 1.2rem; font-weight: 700; margin: 8px 0 10px; }
.ba-card__body p { color: var(--gray); font-size: 0.9rem; }

/* ---------- ご相談の流れ ---------- */
.flow-pre__list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.flow-pre__item { position: relative; text-align: center; padding: 14px 16px; }
.flow-pre__item:not(:last-child)::after { content: ""; position: absolute; right: -12px; top: 38px; width: 24px; height: 1px; background: var(--orange-soft); }
.flow-pre__step { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: 50%; border: 1.5px solid var(--orange); color: var(--orange-dark); font-family: var(--font-en); font-size: 1.5rem; font-weight: 700; margin-bottom: 18px; background: #fff; }
.flow-pre__item h3 { font-size: 1.04rem; font-weight: 700; margin-bottom: 8px; }
.flow-pre__item p { color: var(--gray); font-size: 0.84rem; line-height: 1.8; }

/* ---------- 料金プレビュー ---------- */
.price-pre__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price-pre__item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px 24px; text-align: center; box-shadow: var(--shadow-sm); }
.price-pre__name { display: block; font-weight: 700; color: var(--gray); font-size: 0.94rem; margin-bottom: 12px; }
.price-pre__val { font-family: var(--font-en); font-size: 2.2rem; font-weight: 700; color: var(--orange-dark); }
.price-pre__val small { font-family: var(--font-gothic); font-size: 0.8rem; color: var(--gray); }
.price-pre__note { text-align: center; color: var(--gray-light); font-size: 0.8rem; margin-top: 22px; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 900px) {
  .concept__grid { grid-template-columns: 1fr; }
  .reason__grid, .service-pre__grid, .price-pre__grid { grid-template-columns: 1fr 1fr; }
  .works-pre__grid { grid-template-columns: 1fr; }
  .flow-pre__list { grid-template-columns: 1fr 1fr; gap: 30px 20px; }
  .flow-pre__item:nth-child(odd)::after { display: none; }
}
@media (max-width: 620px) {
  .trust__grid { grid-template-columns: 1fr 1fr; gap: 28px 18px; }
  .trust__item:nth-child(2)::after { display: none; }
  .reason__grid, .service-pre__grid, .price-pre__grid { grid-template-columns: 1fr; }
  .flow-pre__list { grid-template-columns: 1fr 1fr; }
  .hero__btns .btn { width: 100%; }
}