.product-page{background:#f5f8fa}.product-hero{background:#fff;padding:42px 0 86px;overflow:hidden}.back-link{display:inline-flex;gap:10px;align-items:center;font-family:'DM Mono',monospace;font-size:10px;color:#667781;margin-bottom:54px}.back-link:hover{color:var(--blue)}.back-link span:first-child{font-size:17px;color:var(--blue)}.product-hero-grid{display:grid;grid-template-columns:1fr .8fr;gap:90px;align-items:center}.product-hero-copy{position:relative}.product-number{font-family:'DM Mono',monospace;color:var(--orange);font-size:11px;margin:8px 0 18px}.product-hero-copy h1{font-size:clamp(48px,6vw,78px);max-width:650px;margin-bottom:22px}.product-lead{max-width:540px;color:var(--muted);font-size:16px;line-height:1.85;margin-bottom:30px}.product-hero-art{position:relative;min-height:520px;display:grid;place-items:center}.product-hero-art:before{content:'';position:absolute;width:410px;height:410px;border-radius:50%;background:#e5f1ef;border:1px solid #d4e5e1}.product-hero-art img{position:relative;z-index:1;width:290px;height:440px;object-fit:cover;box-shadow:0 20px 50px rgba(11,42,74,.18);transform:rotate(3deg)}.product-hero-art.no-image:before{background:linear-gradient(135deg,#133d59,#092439)}.product-hero-art.no-image:after{content:'WUJIN';position:relative;z-index:1;color:#fff;font-size:48px;font-weight:800;letter-spacing:.14em}.detail-stamp{position:absolute;z-index:2;bottom:27px;right:7%;border-radius:50%;width:94px;height:94px;border:1px solid var(--lime);display:grid;place-items:center;text-align:center;font-family:'DM Mono',monospace;font-size:9px;line-height:1.4;color:var(--lime);background:var(--navy);transform:rotate(-13deg)}.detail-stamp b{font-size:8px}.detail-grid{display:grid;grid-template-columns:1fr .76fr;gap:100px;align-items:start}.detail-kicker{font-family:'DM Mono',monospace;font-size:10px;letter-spacing:.13em;color:var(--blue);margin-bottom:18px}.detail-main h2,.process-grid h2,.inquiry-copy h2{font-size:clamp(34px,4vw,54px);line-height:1.1;letter-spacing:-.06em;margin-bottom:23px}.detail-main>p,.detail-block p,.inquiry-copy>p{max-width:660px;color:var(--muted);font-size:15px;line-height:1.9}.detail-block{border-top:1px solid var(--line);margin-top:35px;padding-top:25px}.detail-block p{margin-bottom:0}.detail-block ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}.detail-block li{color:var(--muted);font-size:13px;padding:13px 15px;background:#fff;border-left:3px solid var(--lime)}.detail-block li:before{content:'+';color:var(--orange);font-family:'DM Mono',monospace;margin-right:8px}.spec-panel{background:var(--navy);color:#fff;padding:30px}.spec-panel .detail-kicker{color:var(--lime)}.spec-row{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.18);padding:16px 0;font-size:11px}.spec-row span{color:#a9bdc9}.spec-row strong{text-align:right;font-weight:600}.spec-note{display:flex;gap:12px;margin:22px 0 18px;padding:14px;background:rgba(255,255,255,.08)}.spec-note>span{color:var(--orange)}.spec-note p{color:#c2d1d9;font-size:11px;line-height:1.7;margin:0}.spec-panel .text-link{color:#fff;border-color:#fff}.spec-panel .text-link span{color:var(--lime)}.product-process{background:#eef3f2;padding:88px 0}.process-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px}.process-steps>div{display:grid;grid-template-columns:40px 1fr;column-gap:18px;border-top:1px solid #cad9d7;padding:18px 0}.process-steps span{font-family:'DM Mono',monospace;font-size:10px;color:var(--orange)}.process-steps strong{font-size:15px}.process-steps p{grid-column:2;color:var(--muted);font-size:12px;margin:5px 0 0}.inquiry{background:#fff}.inquiry-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px}.inquiry-copy .contact-direct{margin-top:30px}.product-page .quote-form{box-shadow:0 20px 55px rgba(11,42,74,.1)}.product-gallery{background:#fff;padding:90px 0}.product-gallery h2{margin-bottom:30px}.gallery-main{max-width:640px;margin-bottom:22px}.gallery-main img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:14px;box-shadow:0 18px 45px rgba(11,42,74,.14);display:block}.gallery-thumbs{display:flex;gap:12px;flex-wrap:wrap}.gallery-thumbs button{border:0;padding:4px;background:#fff;border:2px solid var(--line);border-radius:10px;cursor:pointer;transition:border-color .2s}.gallery-thumbs button.active{border-color:var(--blue)}.gallery-thumbs img{width:86px;height:114px;object-fit:cover;border-radius:6px;display:block}
@media(max-width:850px){.product-hero-grid,.detail-grid,.process-grid,.inquiry-grid{grid-template-columns:1fr;gap:45px}.product-hero-art{min-height:430px}.product-hero-art:before{width:350px;height:350px}.product-hero-art img{height:370px;width:250px}.detail-block ul{grid-template-columns:1fr}.process-grid{gap:20px}}
@media(max-width:680px){.product-hero{padding:30px 0 60px}.back-link{margin-bottom:35px}.product-hero-copy h1{font-size:50px}.product-lead{font-size:14px}.product-hero-art{min-height:380px}.product-hero-art:before{width:290px;height:290px}.product-hero-art img{height:310px;width:210px}.detail-stamp{right:4%;bottom:13px}.spec-panel{padding:23px}.product-process{padding:65px 0}}

/* The gallery is a viewport-sized viewer: the full image stays visible while the controls remain close at hand. */
.product-gallery{scroll-margin-top:110px}
.product-gallery .container{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,280px);grid-template-rows:auto auto auto 1fr;column-gap:36px;align-items:start}
.product-gallery>.container>.detail-kicker,.product-gallery>.container>h2,.product-gallery>.container>.gallery-thumbs,.product-gallery>.container>.gallery-controls{grid-column:2}
.product-gallery>.container>.detail-kicker{grid-row:1;margin-bottom:10px}
.product-gallery>.container>h2{grid-row:2;margin-bottom:24px}
.gallery-main{grid-column:1;grid-row:1 / span 4;position:relative;width:100%;max-width:none;height:min(66svh,620px);min-height:320px;margin:0;background:#f7fafb;border-radius:14px;box-shadow:0 18px 45px rgba(11,42,74,.14);overflow:hidden}
.gallery-main img{position:absolute;inset:0;width:100%;height:100%;min-width:0;min-height:0;max-width:100%;max-height:100%;aspect-ratio:auto;object-fit:contain;border-radius:0;box-shadow:none;display:block}
.gallery-thumbs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0}
.gallery-thumbs button{width:100%;min-width:0;padding:4px;background:#fff;border:2px solid var(--line);border-radius:10px;cursor:pointer;transition:border-color .2s,transform .2s}
.gallery-thumbs button:hover{transform:translateY(-2px)}
.gallery-thumbs button.active{border-color:var(--blue)}
.gallery-thumbs img{width:100%;height:auto;aspect-ratio:1 / 1;object-fit:cover;border-radius:6px;display:block}
.gallery-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-family:'DM Mono',monospace;font-size:10px;color:var(--muted)}
.gallery-controls button{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--navy);font-size:16px;line-height:1;transition:background .2s,color .2s,border-color .2s}
.gallery-controls button:hover{background:var(--navy);border-color:var(--navy);color:#fff}
@media(max-width:850px){.product-gallery .container{display:block}.product-gallery{padding-top:72px;padding-bottom:72px}.product-gallery h2{margin-bottom:24px}.gallery-main{height:min(50svh,520px);min-height:280px;margin-bottom:16px}.gallery-thumbs{display:flex;flex-wrap:nowrap;overflow-x:auto;gap:10px;padding:0 0 7px;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch}.gallery-thumbs button{flex:0 0 82px;scroll-snap-align:start}.gallery-controls{margin-top:16px}}
@media(max-width:680px){.product-gallery{padding-top:58px;padding-bottom:58px}.gallery-main{height:min(46svh,420px);min-height:250px}.gallery-thumbs button{flex-basis:72px}.gallery-controls{position:sticky;bottom:12px;z-index:2;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);padding:10px 12px;border:1px solid var(--line);border-radius:999px}}