/* ===== 事業詳細ページ 共通スタイル ===== */
.sub-hero{position:relative;overflow:hidden;padding:200px 0 88px;background:linear-gradient(180deg,#eef4f9 0%,#fbfbf9 100%)}
.sub-hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.sub-hero .marquee{position:absolute;bottom:6%;left:0;display:flex;white-space:nowrap;will-change:transform;animation:marq 36s linear infinite}
.sub-hero .marquee span{font-family:'Cormorant Garamond',serif;font-size:8vw;color:rgba(0,77,160,.05);white-space:nowrap;font-weight:500;padding-right:.5em}
@keyframes marq{from{transform:translateX(-50%)}to{transform:translateX(0)}}
@media(prefers-reduced-motion:reduce){.sub-hero .marquee{animation:none;transform:translateX(-25%)}}
.sub-hero-inner{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:10px;font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.1em;color:var(--gray);margin-bottom:38px;flex-wrap:wrap}
.crumb a{color:var(--gray);transition:.3s}
.crumb a:hover{color:var(--navy)}
.crumb .sep{opacity:.45}
.crumb .cur{color:var(--navy)}
.sub-hero .num{font-family:'Cormorant Garamond',serif;font-size:20px;letter-spacing:.2em;color:var(--sky);margin-bottom:6px}
.sub-hero-en{font-family:'Cormorant Garamond',serif;font-weight:500;font-size:clamp(40px,6vw,76px);line-height:1.02;color:var(--navy);letter-spacing:.01em}
.sub-hero-ja{font-size:clamp(18px,2vw,22px);font-weight:700;letter-spacing:.14em;color:var(--ink);margin-top:14px}
.sub-hero-lead{margin-top:26px;max-width:560px;font-size:16px;line-height:2.1;color:var(--gray)}

/* photo placeholder */
.ph{position:relative;border-radius:6px;overflow:hidden;background:linear-gradient(135deg,#dfeaf4,#b6d4ec)}
.ph::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.4) 1px,transparent 1px);background-size:34px 34px;opacity:.5}
.ph .ph-tag{position:absolute;left:18px;bottom:14px;z-index:2;font-family:'Cormorant Garamond',serif;font-size:17px;letter-spacing:.06em;color:var(--navy)}
.ph .ph-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;display:block}
.ph:has(.ph-photo)::after{display:none}

/* intro */
.detail-intro{padding-top:96px}
.intro-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.intro-photo .ph{aspect-ratio:4/3;box-shadow:0 18px 50px rgba(0,40,90,.1)}
.intro-text .en-eyebrow{font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.18em;color:var(--sky);text-transform:uppercase;margin-bottom:16px;display:block}
.intro-text h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.6;letter-spacing:.04em;margin-bottom:24px}
.intro-text p{font-size:16px;color:var(--ink);line-height:2.2;margin-bottom:18px}

/* point cards (詳細の要点) */
.points{background:var(--bg-soft)}
.points-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px}
.pcard{background:#fff;border-radius:8px;padding:40px 32px;box-shadow:0 4px 20px rgba(0,40,90,.04);transition:.4s}
.pcard:hover{transform:translateY(-5px);box-shadow:0 18px 44px rgba(0,40,90,.09)}
.pcard .pnum{font-family:'Cormorant Garamond',serif;font-size:34px;color:var(--sky);line-height:1;margin-bottom:18px}
.pcard h3{font-size:17px;font-weight:700;letter-spacing:.04em;margin-bottom:14px;color:var(--ink)}
.pcard p{font-size:16px;color:var(--gray);line-height:2}

/* flow (施工の流れ) */
.flow-list{max-width:840px;margin:64px auto 0;position:relative}
.flow-list::before{content:'';position:absolute;left:25px;top:14px;bottom:14px;width:2px;background:linear-gradient(180deg,var(--navy),var(--sky-light))}
.flow-step{position:relative;display:grid;grid-template-columns:52px 1fr;gap:28px;padding:0 0 40px}
.flow-step:last-child{padding-bottom:0}
.flow-step .dot{width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:'Cormorant Garamond',serif;font-size:20px;z-index:2;box-shadow:0 6px 16px rgba(0,119,185,.25)}
.flow-step .ftxt h4{font-size:16px;font-weight:700;letter-spacing:.04em;margin:10px 0 8px}
.flow-step .ftxt p{font-size:16px;color:var(--gray);line-height:1.95}

/* works (実績) */
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:64px}
.wcard{background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 4px 20px rgba(0,40,90,.04);transition:.4s}
.wcard:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,40,90,.1)}
.wcard .ph{aspect-ratio:16/11;border-radius:0}
.wcard .ph .badge{position:absolute;top:12px;left:12px;background:var(--grad);color:#fff;font-size:14px;letter-spacing:.06em;padding:4px 12px;border-radius:20px;z-index:2}
.wcard .wbody{padding:24px 24px 28px}
.wcard .wmeta{display:flex;gap:14px;align-items:center;margin-bottom:10px;font-family:'Outfit',sans-serif;font-size:14px;color:var(--gray)}
.wcard h4{font-size:16px;font-weight:700;letter-spacing:.03em;line-height:1.6;margin-bottom:14px}
.wcard .wspec{border-top:1px solid var(--line);padding-top:14px;display:flex;flex-direction:column;gap:7px}
.wcard .wspec div{display:flex;gap:12px;font-size:16px;line-height:1.7}
.wcard .wspec dt{flex-shrink:0;width:64px;color:var(--navy);font-weight:700;letter-spacing:.04em}
.wcard .wspec dd{color:var(--gray)}

/* other business */
.other-biz{background:var(--bg-soft)}
.other-grid{display:flex;flex-wrap:wrap;gap:14px;margin-top:50px;justify-content:center}
.obtn{display:inline-flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:40px;padding:14px 26px;font-size:14px;font-weight:500;letter-spacing:.04em;transition:.35s}
.obtn .en{font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.14em;color:var(--sky);text-transform:uppercase}
.obtn:hover{border-color:var(--sky);transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,77,160,.08)}
.obtn .circ{width:26px;height:26px;font-size:12px}

@media(max-width:1024px){
  .sub-hero{padding:150px 0 60px}
  .intro-grid{grid-template-columns:1fr;gap:36px}
  .intro-photo{order:-1}
  .points-grid,.works-grid{grid-template-columns:1fr}
  .flow-step{grid-template-columns:46px 1fr;gap:20px}
  .flow-list::before{left:22px}
  .flow-step .dot{width:46px;height:46px;font-size:18px}
}