.bath-header nav{display:flex;align-items:center;gap:1.6rem}
.bath-wrap{width:min(1160px,92vw);margin:0 auto;padding-bottom:88px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;padding:28px 0 36px;color:var(--muted);font-size:.9rem}
.breadcrumb a:hover,.back-link:hover{text-decoration:underline}
.bath-hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(28px,4vw,54px);align-items:center}
.bath-image{border:1px solid var(--line);border-radius:8px;background:white;overflow:hidden}.bath-image img{display:block;width:100%;height:auto}
.bath-intro h1,.bath-section h2,.bath-consult h2{font-family:"Noto Serif JP",serif;line-height:1.45}
.bath-intro h1{font-size:clamp(2.3rem,4vw,3.6rem);margin:0 0 18px}.bath-intro>p:not(.eyebrow){color:#4e5a54}
.bath-intro .bath-lead{font-family:"Noto Serif JP",serif;font-weight:700;font-size:clamp(1.15rem,2vw,1.45rem);color:var(--ink)!important}
.bath-price{display:flex;align-items:baseline;flex-wrap:wrap;gap:.2rem 1rem;margin:30px 0 24px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.bath-price span{color:var(--muted)}.bath-price strong{font-size:1.5rem;color:var(--green-dark)}.bath-price small{flex-basis:100%;color:var(--muted);font-size:.88rem}
.bath-preview{font-size:.86rem}.bath-section{padding:82px 0;border-bottom:1px solid var(--line)}.bath-section h2{font-size:clamp(1.8rem,3vw,2.5rem);margin:.2rem 0 30px}
.spec-layout,.usage-layout{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,70px);align-items:start}.spec-layout p,.usage-layout p{margin:0 0 1.3rem}
.spec-layout table{width:100%;border-collapse:collapse;margin:26px 0}.spec-layout caption{text-align:left;font-weight:700;margin-bottom:.5rem}.spec-layout th,.spec-layout td{border-bottom:1px solid var(--line);padding:.65rem .4rem;text-align:left;font-size:.95rem}.spec-layout th{font-weight:500}.spec-layout td{text-align:right;white-space:nowrap;font-weight:700}.size-note{font-weight:700}
.bath-figure{display:block;border:1px solid var(--line);background:white;border-radius:8px;overflow:hidden}.bath-figure img{display:block;width:100%;height:auto}.bath-figure span{display:block;padding:.65rem 1rem;text-align:right;color:var(--green-dark);font-weight:700;text-decoration:underline;text-underline-offset:3px;font-size:.9rem}
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.case-grid figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}.case-grid img{width:100%;display:block}.case-grid figcaption{padding:.6rem 1rem;color:var(--muted);font-size:.9rem}
.bath-consult{display:flex;justify-content:space-between;gap:24px;align-items:center;background:var(--cream);padding:38px;margin-top:64px;border-radius:8px}.bath-consult h2{font-size:clamp(1.7rem,3vw,2.3rem);margin:0 0 .7rem}.bath-consult p:last-child{max-width:650px;margin:0}.bath-consult .button{white-space:nowrap}
.bath-disclaimer{font-size:.9rem;color:var(--muted);margin:26px 0}.back-link{color:var(--green-dark);font-weight:700}.bath-footer{margin-top:0}
@media(max-width:800px){.bath-hero,.spec-layout,.usage-layout{grid-template-columns:1fr}.bath-hero{gap:26px}.bath-header nav a:not(.nav-cta){display:none}.bath-header nav{font-size:.8rem}.bath-header .nav-cta{padding:.5rem .75rem}.bath-section{padding:60px 0}.bath-consult{flex-direction:column;align-items:stretch;margin-top:44px}.case-grid{grid-template-columns:1fr}.bath-figure{max-width:620px}.breadcrumb{padding:20px 0 26px}}
.material-doc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}.material-doc-grid .bath-figure{max-width:none}@media(max-width:650px){.material-doc-grid{grid-template-columns:1fr}}