:root{--ink:#171c18;--paper:#ece6d8;--felt:#143326;--gold:#a57d32;--mute:#5e675f;--line:#cfc3ae;--card:#f7f4ec}
*{box-sizing:border-box}html,body{margin:0}
html{scroll-padding-top:4.2rem}
body{font-family:"Yu Gothic","YuGothic","Hiragino Sans",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;font-size:16px}
img{max-width:100%;display:block}a{color:var(--felt)}
h1,h2,h3{font-family:"Yu Mincho","YuMincho","Hiragino Mincho ProN",serif;line-height:1.28;font-weight:700;margin:0 0 .5rem}
.kicker,.lede{color:var(--mute);font-size:.9rem;margin:0 0 .7rem}
.case-ticker{background:#121512;color:#c9c0ae;font-size:.72rem;padding:.35rem 1.4rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.case-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 1.4rem;background:var(--paper);position:sticky;top:0;z-index:40;border-bottom:1px solid var(--line)}
.case-logo{display:flex;align-items:center;gap:.5rem;color:var(--ink);font-weight:700;text-decoration:none;font-size:1.02rem}
.case-logo img{width:28px;height:28px}
.case-nav{display:flex;gap:1.25rem}
.case-nav a{padding:.2rem 0;color:var(--mute);text-decoration:none;font-size:.92rem}
.case-nav a.is-on,.case-nav a:hover{color:var(--ink);box-shadow:inset 0 -1px 0 var(--gold)}
.case-burger{display:none;width:2.4rem;height:2.4rem;border:0;background:transparent;color:var(--ink);cursor:pointer}
.case-burger span{display:block;width:1.15rem;height:1.5px;background:currentColor;margin:0 auto;box-shadow:0 -6px 0 currentColor,0 6px 0 currentColor}
@media(max-width:860px){.case-burger{display:block}.case-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);padding:.8rem 1.4rem;gap:.55rem}.case-nav.open{display:grid}}
.hero-case{display:grid;grid-template-columns:1.25fr .85fr;background:var(--felt)}
.hero-case img{width:100%;height:100%;object-fit:cover;min-height:20rem;max-height:26rem;background:#111}
.hero-case__copy{padding:2rem 1.6rem;color:#f3eadc;display:grid;align-content:center;gap:.65rem}
.hero-case__copy h1{margin:0;font-size:clamp(1.35rem,2.8vw,2rem);color:#fff}
.hero-case__copy p{margin:0;color:#d4cbb8}
.hero-case__copy .kicker{color:#c4b07a}
.btn{display:inline-flex;align-items:center;min-height:2.4rem;padding:.4rem .95rem;background:var(--gold);color:#1a1810;font-weight:700;border:0;cursor:pointer;text-decoration:none;font-size:.92rem}
.btn-ghost{background:transparent;color:#fff;border:1px solid #d8c9a4}
.wrap{max-width:1040px;margin:0 auto;padding:2.1rem 1.3rem}
.wrap h2{font-size:1.2rem;margin:0 0 1rem}
.feat{display:grid;grid-template-columns:200px 1fr;gap:1.4rem;align-items:center;padding:0 0 2rem}
.feat img{width:100%;aspect-ratio:5/7;object-fit:contain;background:var(--card)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;background:#102318;padding:2px}
.pcard{display:grid;gap:.25rem;background:var(--card);padding:.7rem .65rem .9rem;color:inherit;text-decoration:none}
.pcard img{width:100%;aspect-ratio:5/7;object-fit:contain;background:#e4ebe2}
.pcard__k,.pcard span{font-size:.78rem;color:var(--mute)}
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:2.2rem;align-items:start}
.pdp img.main{width:100%;background:var(--card);padding:.6rem}
.pdp h1{font-size:1.4rem}
.thumbs{display:flex;gap:.35rem;margin-top:.55rem}
.thumbs button{width:3.8rem;height:5rem;padding:0;border:1px solid var(--line);background:var(--card);cursor:pointer}
.thumbs img{width:100%;height:100%;object-fit:contain}
.shop-tools{display:grid;grid-template-columns:1.4fr .8fr;gap:.6rem;margin:0 0 1rem}
input,select,textarea{width:100%;padding:.65rem .7rem;border:1px solid var(--line);font:inherit;background:#fff}
.stack,.form-box,.shop-options{display:grid;gap:.75rem}
.stack label,.form-box label,.shop-options label{display:grid;gap:.28rem;font-size:.9rem}
.check,.cart-consent{display:flex!important;grid-template-columns:none;flex-direction:row;align-items:flex-start;gap:.5rem}
.check input,.cart-consent input{width:auto;min-height:0}
.form-box{background:var(--card);padding:1.1rem}
.shop-add{min-height:2.6rem;background:var(--felt);color:#f3eadc;border:0;font-weight:700;cursor:pointer}
.pdp-price{font-size:1.2rem;margin:.15rem 0 .8rem}
.shop-cart{margin-top:.3rem}
.cart-list{list-style:none;margin:0;padding:0}
.cart-row{display:flex;gap:.85rem;align-items:center;padding:.85rem 0;border-bottom:1px solid var(--line)}
.cart-row img{width:56px;height:78px;object-fit:contain;flex:none;background:var(--card)}
.cart-row > div:first-of-type{flex:1;min-width:0}
.cart-yen{font-variant-numeric:tabular-nums;font-size:.92rem}
.cart-row input{width:4.2rem;flex:none}
.cart-del{border:0;background:none;cursor:pointer;font:inherit;text-decoration:underline;color:var(--mute)}
.shop-cart__sum{font-size:1.12rem;font-weight:700;margin:1rem 0}
.cart-go{display:grid;gap:.75rem;max-width:28rem}
.cart-go__btns{display:flex;gap:.9rem;align-items:center}
.shop-empty{padding:1.1rem 0}
.map iframe{width:100%;min-height:280px;border:0}
.legal{max-width:44rem}
.site-foot{background:#102318;color:#cfc6b4;padding:2rem 1.3rem 1rem;font-size:.9rem}
.site-foot a{color:#fff;text-decoration:none}
.fg{max-width:1040px;margin:0 auto;display:grid;grid-template-columns:1.3fr .8fr .9fr 1fr;gap:1.2rem}
.fg nav{display:grid;gap:.3rem}
.fb{max-width:1040px;margin:1.1rem auto 0;border-top:1px solid rgba(255,255,255,.12);padding-top:.8rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.ck{position:fixed;right:1rem;bottom:1rem;z-index:80;max-width:22rem;padding:.9rem;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:.55rem;font-size:.9rem}
.ck[hidden]{display:none!important}
.ck button{min-height:2.2rem;padding:0 .75rem;cursor:pointer;font:inherit}
.guide-head{margin:0 0 1.1rem;padding:0 0 .9rem;border-bottom:1px solid var(--line)}
.guide-head h1{margin:0 0 .3rem;font-size:1.55rem}
.guide-jump{display:flex;flex-wrap:wrap;gap:.35rem 1.1rem;margin-top:.8rem}
.guide-jump a{font-weight:700;text-decoration:none}
.guide-sec{padding:1.35rem 0;border-bottom:1px solid var(--line)}
.guide-sec:last-of-type{border-bottom:0}
.guide-sec h2{font-size:1.08rem}
.guide-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.4rem;margin-top:.8rem}
.guide-cols h3{font-size:.95rem;margin:0 0 .15rem}
.guide-cols p{margin:0;color:var(--mute)}
.guide-steps{margin:.7rem 0 1rem;padding:0;list-style:none;counter-reset:st}
.guide-steps li{counter-increment:st;display:grid;grid-template-columns:1.3rem 1fr;gap:.55rem;margin:0 0 .65rem}
.guide-steps li::before{content:counter(st);font-weight:700;color:var(--gold)}
.guide-faq details{border-bottom:1px solid var(--line);padding:.6rem 0}
.guide-faq summary{cursor:pointer;font-weight:700}
.guide-faq p{margin:.4rem 0 0;color:var(--mute)}
.about-pic{width:100%;max-height:17rem;object-fit:cover;margin:0 0 1.1rem;background:#111}
.about-facts{display:grid;grid-template-columns:5.2rem 1fr;gap:.3rem .8rem;margin:1rem 0 0;max-width:40rem}
.about-facts dt{margin:0;color:var(--mute);font-weight:700}
.about-facts dd{margin:0}
@media(max-width:900px){.hero-case,.feat,.pdp,.fg,.guide-cols{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-case img{min-height:14rem;max-height:none}}