.home .hero-copy h1{font-size:clamp(55px,6vw,86px)}
.home .hero-text{max-width:390px}
.home .hero-small{letter-spacing:.5px;line-height:1.8}
.home .concept{padding-bottom:35px}
.collection{padding-top:35px;scroll-margin-top:25px}
.collection-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:start}
.collection-card{background:#edeae2;border:1px solid #dedbd1}
.collection-card:nth-child(2n){background:#e8e8de}
.collection-card:nth-child(3n){background:#eae3da}
.collection-card summary{list-style:none;cursor:pointer;padding:24px;display:block}
.collection-card summary::-webkit-details-marker{display:none}
.collection-card summary:focus-visible{outline:3px solid var(--rust);outline-offset:4px}
.collection-number{font-size:9px;letter-spacing:1.4px;color:var(--muted)}
.collection-card svg{display:block;width:100%;height:auto;margin:8px 0 16px;transition:transform .25s}
.collection-card summary:hover svg{transform:translateY(-4px)}
.collection-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-family:Georgia,serif;font-size:27px;letter-spacing:-.6px}
.collection-plus{font-family:Arial,sans-serif;font-size:22px;font-weight:400;transition:transform .2s}
.collection-card[open] .collection-plus{transform:rotate(45deg)}
.collection-tag{display:block;margin-top:10px;font-size:11px;line-height:1.6;color:var(--muted)}
.collection-more{display:block;border-top:1px solid #cfcfc1;padding-top:17px;margin-top:22px;font-size:10px}
.collection-detail{padding:0 24px 24px;font-size:12px;line-height:1.7}
.collection-detail .collection-status{font-size:10px;color:var(--muted);margin-top:14px}
.collection-detail a,.buying a{display:inline-block;font-size:11px;text-decoration:underline;text-underline-offset:4px;margin-top:14px}
.home .material{border-top:1px solid var(--line)}
.buying{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-top:30px}
.buying-intro{font-size:13px;color:var(--muted);max-width:390px;margin-top:25px}
.buying-steps>div{position:relative;border-top:1px solid var(--line);padding:24px 0 24px 40px}
.buying-steps>div>span{position:absolute;left:0;top:27px;color:var(--rust);font-size:10px}
.buying h3{font-family:Georgia,serif;font-weight:400;font-size:25px;margin-bottom:12px}
.buying-steps p{font-size:12px;color:var(--muted)}
@media(max-width:1100px){.collection-grid{gap:15px}.collection-card summary{padding:18px}.collection-title{font-size:23px}.collection-detail{padding:0 18px 18px}.buying{gap:40px}}
@media(max-width:800px){.collection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.home .hero-copy h1{font-size:clamp(54px,12vw,78px)}.home .hero-copy h1 br:nth-child(2){display:initial}.home .hero-bottom{align-items:center;line-height:1.6}.buying{grid-template-columns:1fr;gap:30px}.collection{padding-top:30px}.collection-title{font-size:24px}.collection-number{font-size:8px}.home .material-art{min-height:330px}}
@media(max-width:440px){.collection-grid{grid-template-columns:1fr;gap:18px}.collection-card summary{padding:24px}.collection-card svg{max-height:190px}.collection-title{font-size:29px}.collection-detail{padding:0 24px 24px}.home .hero-small{font-size:10px}}
@media(prefers-reduced-motion:reduce){.collection-card summary:hover svg{transform:none}}

@media(min-width:441px){.collection-title{min-height:2.4em}}