:root{--ink:#1a1a1a;--paper:#fdfcfa;--gold:#8a7040;--soft:#f7f3ed;--muted:#5c554c;--font-display:"Yu Mincho","Hiragino Mincho ProN",serif;--font-body:"Yu Mincho","Hiragino Mincho ProN",serif;--font-en:Georgia,"Times New Roman",serif;--fw-display:600;--fw-body:400;--fw-strong:600;--ls-display:0;--ls-body:0;--ls-en:0;--lh-display:1.5;--lh-body:1.9;scroll-behavior:smooth}
.os-site{color:var(--ink);background:var(--paper);font-size:clamp(17px,1.6vw,25px);line-height:1.9;overflow-wrap:anywhere}
.os-site *{box-sizing:border-box}
.os-site h1,.os-site h2,.os-site h3{font-family:var(--font-display);font-weight:600;letter-spacing:0;line-height:1.5}
.os-site h2{font-size:clamp(28px,3.4vw,52px);margin:0 0 30px}
.os-site h3{font-size:clamp(22px,2.2vw,32px);margin:0 0 8px}
.os-site p{margin:0 0 1.4em}.os-site a{color:inherit;text-decoration:none}.os-site figure{margin:0}
.os-site figcaption{font-size:16px;margin-top:12px}
.os-site :is(a,button,input,select,textarea):focus-visible{outline:3px solid var(--gold);outline-offset:5px}
.os-container{width:90%;max-width:1400px;margin:auto}
.os-header{height:8.14vw;min-height:98px;max-height:132px;padding:2.5vw 4.95%;display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--paper);position:relative;z-index:20}
.os-brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.os-brand img{width:64px;height:auto}
.os-brand b{display:block;font-family:var(--font-en);font-size:clamp(21px,2.45vw,38px);font-weight:500;line-height:1.15;letter-spacing:.025em}
.os-brand small{display:block;font-size:clamp(11px,1.25vw,20px);line-height:1.6}
.os-nav{display:flex;align-items:center;gap:clamp(20px,3vw,48px);font-size:clamp(14px,1.35vw,21px)}
.os-nav a{padding:6px 0;transition:color .25s}.os-nav a:hover,.os-footer a:hover,.text-link:hover{color:var(--gold)}
.os-nav a[aria-current=page]{color:var(--gold)}.os-nav a:last-child{background:var(--ink);color:white;padding:12px 28px}.os-nav a:last-child:hover{background:var(--gold)}
.os-menu{display:none}.skip-link{position:fixed;top:-100px;left:15px;background:var(--paper);z-index:100;padding:12px}.skip-link:focus{top:10px}
.os-site .hero.os-hero{position:relative;display:block;padding:0;min-height:0;height:auto;aspect-ratio:1536/899;background:var(--paper);overflow:visible}
.os-site .os-hero .hero__copy{position:static;display:block;padding:0;width:auto;max-width:none;z-index:auto}
.hero-kicker{position:absolute;left:4.95%;top:15.6%;font-size:1.82vw;color:var(--gold);margin:0!important}
.os-site .os-hero h1{position:absolute;left:4.75%;top:23.6%;width:43.8%;font-size:4.55vw;line-height:1.4;font-weight:600;margin:0;letter-spacing:-.045em}
.os-hero h1 span{display:block}
.hero-lead{position:absolute;left:5.1%;top:50%;width:44%;font-size:1.82vw;line-height:1.6;margin:0!important}
.os-site .os-hero .hero__photo-wrap{position:absolute;left:49.48%;top:7.45%;right:auto;bottom:auto;width:45.9%;height:auto;aspect-ratio:705/635;border-radius:0;box-shadow:none;transform:none!important;overflow:visible;animation:none}
.os-site .os-hero .hero__photo{display:block;width:100%;height:auto;aspect-ratio:705/635;object-fit:contain;transform:none!important;animation:none;filter:none}
.os-site .os-hero .hero__photo-wrap:after{display:none}
.hero-actions{position:absolute;left:5.1%;top:66.2%;display:flex;align-items:center;gap:3vw}
.os-button{display:inline-flex;align-items:center;justify-content:center;gap:28px;background:var(--ink);color:#fff!important;padding:16px 32px;min-height:54px;font-size:clamp(18px,1.8vw,28px);line-height:1.5;border:0;border-radius:0;cursor:pointer;font-family:var(--font-body);transition:background .25s,transform .25s}
.os-button span,.text-link span{display:inline-block;transition:transform .25s;font-family:var(--font-en)}.os-button:hover{background:var(--gold)}.os-button:hover span,.text-link:hover span{transform:translateX(3px)}
.hero-actions .os-button{padding:1.2vw 3.8vw;min-height:0}.text-link{display:inline-flex;align-items:center;gap:22px;color:var(--gold)!important;min-height:44px}
.next-section{position:absolute;left:4.9%;top:91%;font-size:1.25vw;color:var(--gold)!important;display:flex;gap:20px;align-items:center}
.os-section{padding:100px 0}.os-section .section__head{display:block;margin:0 0 50px;text-align:left}.eyebrow{color:var(--gold);font-size:clamp(17px,1.8vw,26px);margin:0 0 14px!important}
.split{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:6%}.product-photo{width:100%;height:auto}.prose p{margin:0 0 1.5em}
.work{background:var(--ink);color:var(--paper);padding:110px 0}.work .eyebrow,.work h3{color:#c2a879}
.work .split{align-items:center;grid-template-columns:1fr .95fr;gap:5%}.work img{width:100%;height:auto}.work .section__head{margin-bottom:40px}
.work h2{font-size:clamp(30px,3.4vw,52px)}.work h3{font-weight:400}.work .prose p{margin-bottom:28px}
.brass{background:var(--gold)}.brass:hover{background:#6e572f}
.proof{text-align:center;padding:110px 0 85px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:50px 0 30px}.stats dt{color:var(--gold);font-size:clamp(20px,2.4vw,34px)}
.stats dd{margin:0;display:flex;align-items:baseline;justify-content:center;gap:10px}.stats strong{font:400 clamp(56px,7.6vw,116px)/1.25 var(--font-en);letter-spacing:-.03em}.stats dd span{font-size:clamp(19px,2vw,30px)}
.os-site .note{font-size:clamp(14px,1.4vw,21px);line-height:1.85;color:inherit;opacity:1}
.store{padding-top:70px}.store h2{font-size:clamp(28px,3vw,46px)}.store .shipping{margin:30px 0 0}.store-photo{width:100%;height:auto}
.os-cta{padding:85px 0;text-align:center;background:var(--soft)}.os-cta h2{font-size:clamp(32px,4vw,60px)}.os-cta p{margin-bottom:35px}
.os-footer{background:var(--ink);color:var(--paper);padding:60px 0 35px;font-size:clamp(14px,1.4vw,20px)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:30px 10%}.footer-name{font-size:clamp(25px,2.8vw,40px);margin-bottom:12px!important}
.os-footer nav{display:flex;flex-direction:column;align-items:start;gap:6px}.os-footer a{transition:color .25s}.copyright{grid-column:1/-1;text-align:right;font-family:var(--font-en);margin:0!important}
.breadcrumbs{display:flex;gap:14px;font-size:14px;color:var(--muted);margin:28px 0 80px;flex-wrap:wrap}.breadcrumbs a:hover{color:var(--gold)}
.lower-main{max-width:1180px;padding-bottom:80px}.lower-main>section{padding:0;margin-bottom:85px}.lower-main h1{font-size:clamp(33px,4.2vw,62px);line-height:1.45;margin:0 0 45px}
.lower-main h2{font-size:clamp(27px,3vw,42px)}.lower-main .measure{max-width:850px}.lower-main .lead{font-size:clamp(19px,1.8vw,27px);line-height:1.95}
.lower-main .plain{padding-left:1.1em;line-height:2}.lower-main .photo-row{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:45px}
.lower-main .shot{margin:35px 0}.lower-main .shot img{width:100%;height:auto;object-fit:contain}.lower-main .shot:has(img[src$="tools.jpg"]){max-width:650px}
.lower-main .outlink{display:inline-block;background:var(--ink);color:#fff;padding:14px 28px;transition:background .25s}.lower-main .outlink:hover{background:var(--gold)}
.spec{border-collapse:collapse;width:100%;font-size:clamp(17px,1.65vw,25px);line-height:1.9}.spec th,.spec td{border:0;padding:20px 24px;text-align:left;vertical-align:top}.spec th{width:24%;font-weight:400;color:var(--gold)}.spec tr:nth-child(odd){background:#f6f2eb}
.history{list-style:none;margin:0;padding:0;display:grid;gap:30px}.history li{display:grid;grid-template-columns:24% 1fr;gap:24px}.history .y{color:var(--gold);padding-left:24px}
.os-form{max-width:800px;display:grid;gap:28px;margin-top:45px;position:relative}.os-site .os-form label{display:grid;gap:10px;color:var(--ink);position:relative;line-height:1.7}
.os-form .req{font-size:13px;color:var(--gold);display:inline;position:absolute;right:0;top:0}
.os-site .os-form :is(input,textarea,select){width:100%;border:1px solid #8f867b;background:#fff;color:var(--ink);font:18px/1.7 "Yu Gothic","Meiryo",sans-serif;padding:13px 15px;border-radius:0}
.os-site .os-form :is(input,textarea,select):focus{border-color:var(--gold)}.os-site .os-form textarea{min-height:210px;resize:vertical}
.os-form .hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}.os-form a{color:var(--gold)}
.os-form button{background:var(--ink);color:white;border:0;border-radius:0;padding:16px 50px;font:inherit;cursor:pointer;min-height:56px;transition:background .25s}
.os-form button:hover{background:var(--gold)}.os-form button:disabled{cursor:wait;opacity:.7}.os-form p{margin:0}
.privacy .measure{max-width:950px}.privacy h2{font-size:clamp(25px,2.6vw,38px)}.privacy-return{padding:0 5% 80px;text-align:center}
@media(min-width:1600px){.os-header{max-height:none}.os-container{max-width:1440px}.os-section{padding:120px 0}.os-site{font-size:26px}}
@media(max-width:1000px){
.os-header{min-height:92px;height:auto;padding:25px 5%;align-items:center}.os-brand img{width:52px}.os-brand b{font-size:24px}.os-brand small{font-size:12px}
.os-menu{display:block;background:none;border:0;color:var(--gold);font:16px var(--font-body);min-width:70px;min-height:44px;cursor:pointer;padding:8px}
.os-nav{display:none;position:absolute;left:0;right:0;top:100%;padding:25px 5%;background:var(--paper);font-size:18px;box-shadow:0 14px 18px #0000000a}
.os-nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:15px}.os-nav a{padding:10px}.os-nav a:last-child{text-align:center}
.os-site .hero.os-hero{aspect-ratio:auto;display:flex;flex-direction:column;padding:45px 5% 65px;gap:30px}
.os-site .os-hero .hero__copy{position:static;width:100%;display:contents}
.hero-kicker{position:static;font-size:16px;order:2;display:none}
.os-site .os-hero h1{position:static;width:100%;font-size:clamp(36px,6.5vw,60px);letter-spacing:-.03em;line-height:1.4;order:0}
.hero-lead{position:static;width:100%;font-size:20px;line-height:1.7;order:1}
.os-site .os-hero .hero__photo-wrap{position:static;left:auto;top:auto;width:100%;max-width:700px;margin:0 auto;order:2;aspect-ratio:auto}
.os-site .os-hero .hero__photo{aspect-ratio:705/635;width:100%;height:auto}
.hero-actions{position:static;order:3;flex-direction:column;gap:15px;width:100%}.hero-actions .os-button{width:100%;padding:18px 20px;min-height:58px;font-size:22px}.hero-actions .text-link{font-size:18px}
.next-section{display:none}.desktop-break{display:none}
.os-section{padding:70px 0}.os-section .section__head{margin-bottom:30px}.os-site h2{font-size:clamp(29px,5vw,42px)}
.split,.work .split{grid-template-columns:1fr;gap:35px}.prose{font-size:20px}.work .split>figure{order:1;max-width:600px}.work .split>div{order:0}
.work h2{font-size:36px}.work h3{font-size:25px}
.stats{gap:15px}.stats dd{gap:5px;flex-wrap:wrap}.stats dt{font-size:19px}.stats strong{font-size:64px}
.os-site .note{font-size:16px}.store-photo{display:none}.os-cta{padding:70px 0}.os-cta h2{font-size:38px}
.footer-grid{grid-template-columns:1fr;gap:30px}.copyright{text-align:left}
.breadcrumbs{margin:10px 0 55px}.lower-main>section{margin-bottom:65px}.spec th,.spec td{padding:18px 14px}.spec th{width:27%}
}
@media(max-width:480px){
.os-header{padding:20px 5%;min-height:80px;gap:8px}.os-brand{gap:8px}.os-brand img{width:44px}.os-brand b{font-size:19px}.os-brand small{font-size:10px}.os-menu{min-width:64px;font-size:14px}
.os-site .hero.os-hero{padding-top:34px;gap:24px}.os-site .os-hero h1{font-size:clamp(31px,7.8vw,38px);width:100%;line-height:1.42}
.hero-lead{font-size:18px}.os-site .os-hero .hero__photo-wrap{margin-top:0}
.os-section{padding:65px 0}.os-section .section__head{margin-bottom:26px}.os-site h2{font-size:30px}.prose{font-size:18px}.os-site h3{font-size:23px}
.work h2{font-size:31px}.work .split{gap:30px}.os-button{font-size:19px;padding:16px 24px;min-height:55px}
.stats{margin:32px 0;gap:8px}.stats dt{font-size:16px}.stats strong{font-size:46px}.stats dd{gap:0;flex-direction:column;align-items:center}.stats dd span{font-size:18px}
.proof h2{font-size:29px}.os-site .note{font-size:14px}.store h2{font-size:28px}.os-cta h2{font-size:34px}
.footer-name{font-size:25px}.os-footer{font-size:14px}.os-footer nav{gap:9px}
.lower-main h1{font-size:34px;margin-bottom:30px}.lower-main h2{font-size:28px}.lower-main .lead{font-size:19px}
.spec th{width:29%;font-size:15px}.spec td{font-size:16px}.spec th,.spec td{padding:17px 10px}
.history li{grid-template-columns:1fr;gap:5px}.history .y{padding-left:0}.lower-main .photo-row{grid-template-columns:1fr;gap:0}
.os-form{gap:25px}.privacy h1{font-size:30px}.privacy h2{font-size:25px}
}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}
.os-button:hover span,.text-link:hover span{transform:none}
.hero__ambient{display:none}.marquee__inner{animation-duration:55s}}
:root{--ls-en:0;--font-form:"Yu Gothic","Meiryo",sans-serif}
.os-site .eyebrow::before{display:none}
.stats strong{white-space:nowrap;overflow-wrap:normal}
.skip-link{top:10px;opacity:0;pointer-events:none}
.skip-link:focus{opacity:1;pointer-events:auto}
@media(max-width:480px){.stats strong{font-size:40px}}
@media(min-width:1001px){.story .product-photo{position:sticky;top:60px;align-self:start}}
@media(prefers-reduced-motion:reduce){.story .product-photo{position:static}}
@media(max-width:1000px){.work .split>div{display:contents}.work .section__head{order:0}.work .split>figure{order:1}.work .prose{order:2}}
/* Desktop hero: text stays in normal flow, so wrapping cannot overlap the lead. */
@media(min-width:1001px){
 .os-site .hero.os-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-rows:auto auto auto;column-gap:4%;row-gap:32px;align-items:center;width:100%;max-width:1800px;margin-inline:auto;padding:clamp(48px,4vw,80px) clamp(50px,5vw,90px) 48px;aspect-ratio:auto}
 .os-site .os-hero .hero__copy{position:static;grid-column:1;grid-row:1;min-width:0;align-self:end}
 .os-site .os-hero .hero-kicker{position:static;width:auto;font-size:clamp(18px,1.6vw,27px);line-height:1.6;margin:0 0 24px!important}
 .os-site .os-hero h1{position:static;width:auto;max-width:none;font-size:clamp(38px,4.2vw,72px);line-height:1.4;letter-spacing:-.045em;margin:0 0 32px;overflow-wrap:normal;word-break:normal}
 .os-site .os-hero .hero-lead{position:static;width:auto;font-size:clamp(19px,1.65vw,28px);line-height:1.8;margin:0!important}
 .os-site .os-hero .hero__photo-wrap{position:static;grid-column:2;grid-row:1 / span 2;width:100%;max-width:none;min-width:0;margin:0;align-self:center}
 .os-site .os-hero .hero-actions{position:static;grid-column:1;grid-row:2;align-self:start;display:flex;flex-wrap:wrap;gap:24px 32px;font-size:clamp(18px,1.4vw,24px)}
 .os-site .os-hero .hero-actions .os-button{padding:20px 34px;font-size:clamp(18px,1.65vw,26px);min-height:58px}
 .os-site .os-hero .next-section{position:static;grid-column:1 / -1;grid-row:3;font-size:18px;margin-top:24px}
}


.os-site .os-hero .hero__photo-wrap::before{display:none}

/* Keep the enlarged logo and menu on one line on narrow phones. */
@media(max-width:360px){.os-brand img{width:36px}}