:root{--ink:#172c26;--forest:#244839;--deep:#132c23;--gold:#b7bf80;--paper:#f5f6f3;--line:#d9dfd9;--muted:#5b6961;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:#fff;font:16px/1.85 'Noto Sans JP','Yu Gothic','Hiragino Kaku Gothic ProN',Meiryo,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,summary{font:inherit}img{max-width:100%;display:block}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #bc700a;outline-offset:5px}.skip{position:absolute;left:20px;top:-80px;z-index:100;padding:10px;background:white}.skip:focus{top:10px}.header{height:106px;display:flex;justify-content:space-between;align-items:center;padding:0 5%;border-bottom:1px solid var(--line);background:#fff;position:relative;z-index:5}.logo{width:160px;flex-shrink:0}.logo img{width:160px;height:96px;object-fit:contain}.nav{display:flex;gap:34px;align-items:center;font-size:14px;font-weight:600;letter-spacing:.04em}.nav a:hover{color:#687740}.nav a[aria-current=page]{border-bottom:2px solid var(--forest)}.nav .contact-link{border:1px solid #bdc8bf;padding:8px 18px}.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:6px 12px;color:var(--ink)}.hero{position:relative;min-height:620px;height:calc(88svh - 106px);max-height:900px;display:flex;align-items:center;color:#fff;background:#24392f;isolation:isolate}.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-2}.hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,29,22,.76),rgba(8,29,22,.24) 78%);z-index:-1}.hero-inner{width:90%;max-width:1400px;margin:auto;padding:64px 0}.eyebrow{font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:.21em;line-height:1.5;text-transform:uppercase;margin:0 0 22px}.hero .eyebrow{color:#e1e7c7}.hero h1{font-size:clamp(40px,5.1vw,76px);font-weight:500;line-height:1.5;letter-spacing:.055em;margin:0 0 26px}.hero p:not(.eyebrow){color:#eff3ed;max-width:36em;line-height:2.1}.button{display:inline-flex;align-items:center;gap:30px;justify-content:space-between;min-height:52px;padding:11px 25px;border:1px solid var(--ink);font-size:14px;font-weight:600;transition:background .2s,color .2s}.button:after{content:'↗';font-size:20px}.button:hover{background:var(--ink);color:white}.hero .button{background:#fff;color:var(--ink);border-color:#fff;margin-top:24px}.hero .button:hover{background:#e7eddc}.hero-bottom{position:absolute;bottom:28px;right:5%;font:12px/1.4 Arial,sans-serif;letter-spacing:.2em}.wrap{width:90%;max-width:1300px;margin:0 auto}.section{padding:95px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:38px}.section-head h2,.section h2{font-size:clamp(27px,3vw,40px);font-weight:500;line-height:1.65;letter-spacing:.035em;margin:0 0 14px}.section p{max-width:42em}.muted{color:var(--muted)}.intro{display:grid;grid-template-columns:.7fr 1.3fr;gap:9%;border-bottom:1px solid var(--line)}.intro .eyebrow{color:var(--forest)}.intro h2{font-size:30px}.intro p{margin-top:0}.text-link{border-bottom:1px solid;padding-bottom:5px;font-size:14px;font-weight:600;white-space:nowrap}.text-link:after{content:' ↗';margin-left:16px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.product-card{display:block}.product-photo{background:#f4f5f2;aspect-ratio:1/1;overflow:hidden;display:grid;place-items:center}.product-photo img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .4s}.product-card:hover img{transform:scale(1.025)}.product-card .eyebrow{margin:22px 0 8px;color:var(--muted);font-size:12px;letter-spacing:.12em}.product-card h3{font-size:21px;font-weight:600;line-height:1.65;margin:0 0 10px}.product-card p{font-size:14px;color:var(--muted);margin:0 0 16px}.product-card .card-link{display:block;border-top:1px solid var(--line);padding-top:13px;font-size:14px}.card-link span{float:right}.guide-block{background:var(--forest);color:white}.guide-block .eyebrow{color:var(--gold)}.guide-block .button{border-color:#c4d0bc;color:#fff}.guide-block p{color:#e3e9df}.guide-layout{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center}.steps{border-top:1px solid #63816b}.step{display:grid;grid-template-columns:42px 1fr;gap:12px;border-bottom:1px solid #63816b;padding:22px 0}.step b{color:var(--gold);font:18px/2 Arial,sans-serif}.step h3{font-size:18px;font-weight:500;margin:0}.step p{font-size:14px;margin:5px 0 0}.footer{background:#f3f5f0;padding:48px 5% 25px}.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:start}.footer-logo{width:150px;mix-blend-mode:multiply}.footer-links{display:flex;gap:25px;flex-wrap:wrap;font-size:14px}.footer-bottom{border-top:1px solid var(--line);margin-top:35px;padding-top:22px;display:flex;justify-content:space-between;gap:18px;font-size:12px;color:var(--muted)}.breadcrumb{font-size:13px;color:var(--muted);padding:24px 0}.breadcrumb a{text-decoration:underline}.page-head{padding:48px 0 55px;border-bottom:1px solid var(--line)}.page-head h1{font-size:clamp(30px,4vw,52px);font-weight:500;line-height:1.6;margin:0 0 20px}.page-head p{max-width:44em}.reading{max-width:800px}.reading h2{font-size:25px;margin-top:50px}.reading p{margin:0 0 22px}.split{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:start}.product-title h1{font-size:clamp(28px,3vw,42px);font-weight:500;line-height:1.6;margin:8px 0 25px}.product-title .sub{font-size:20px}.product-title .button{margin-top:25px}.tags{display:flex;gap:9px;flex-wrap:wrap;margin:20px 0}.tag{padding:4px 12px;border:1px solid var(--line);font-size:13px}.product-hero-img{aspect-ratio:1/1;object-fit:contain;width:100%;background:var(--paper);mix-blend-mode:multiply}.note{font-size:14px;color:var(--muted);border-left:2px solid #97aa91;padding:8px 16px;margin:25px 0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.feature-grid article{border-top:2px solid var(--forest);padding-top:24px}.feature-grid h3{font-size:19px;font-weight:600}.feature-grid p{font-size:15px}.table-scroll{overflow-x:auto;max-width:100%}table{border-collapse:collapse;width:100%;font-size:15px;text-align:left}th,td{border-bottom:1px solid var(--line);padding:15px 18px;vertical-align:top}th{background:var(--paper);font-weight:600}td{font-variant-numeric:tabular-nums}.specs th{width:28%}.size-table{min-width:540px}.faq{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{padding:22px 35px 22px 0;cursor:pointer;list-style:none;position:relative;font-weight:500}summary:after{content:'+';position:absolute;right:10px;font-size:22px;font-weight:400}details[open] summary:after{content:'−'}details p{padding-bottom:18px;margin-top:0;color:var(--muted)}.light{background:var(--paper)}.contact-box{background:var(--paper);padding:38px;margin:30px 0}.contact-box .email{font-size:clamp(21px,4vw,34px);overflow-wrap:anywhere}.status{display:inline-block;border:1px solid var(--line);padding:3px 10px;font-size:13px;color:var(--muted)}.about-photo{height:390px;width:100%;object-fit:cover}.number{font-size:40px;font-family:Georgia,serif;color:var(--forest)}.guide-item{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:38px 0;border-bottom:1px solid var(--line)}.guide-item h2{margin:0 0 15px;font-size:26px}.guide-item p{margin:10px 0}.gallery-caption{font-size:13px;color:var(--muted);margin-top:10px}.fine{font-size:13px;color:var(--muted)}@media(max-width:800px){.header{height:86px}.logo,.logo img{width:125px}.logo img{height:80px}.nav{gap:18px;font-size:13px}.nav .contact-link{padding:6px 10px}.hero{height:auto;min-height:620px}.hero-inner{padding:65px 0 105px}.hero h1{font-size:46px}.section{padding:64px 0}.intro,.guide-layout,.split{grid-template-columns:1fr;gap:35px}.product-grid{gap:18px}.product-card h3{font-size:18px}.feature-grid{gap:20px}.footer-top{flex-direction:column}.footer-bottom{flex-direction:column}.section-head{align-items:start}.reading{width:90%}}@media(max-width:560px){.menu-toggle{display:block}.nav{display:none;position:absolute;top:86px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:25px 5%;flex-direction:column;align-items:stretch;gap:15px}.nav.open{display:flex}.hero{min-height:560px}.hero h1{font-size:39px;line-height:1.6;letter-spacing:.01em}.hero p:not(.eyebrow){font-size:15px}.hero>img{object-position:60% center}.hero:after{background:rgba(7,30,20,.5)}.section-head{flex-direction:column;gap:10px}.product-grid,.feature-grid{grid-template-columns:1fr}.product-grid{gap:38px}.product-photo{aspect-ratio:1.15}.intro h2{font-size:26px}.footer-links{gap:18px}.guide-item{grid-template-columns:45px 1fr;gap:12px}.page-head{padding-top:25px}.contact-box{padding:24px}.specs th{width:35%}th,td{padding:13px 12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
:root .footer-logo{height:auto}:root .product-photo{display:block;position:relative}:root .product-photo img{position:absolute;inset:0}:root .product-hero-img{height:auto}.table-scroll:focus-visible{outline:3px solid #bc700a;outline-offset:4px}.split>*,.guide-layout>*,.product-grid>*{min-width:0}@media(min-width:561px) and (max-width:800px){:root .menu-toggle{display:block}:root .nav{display:none;position:absolute;top:86px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:25px 5%;flex-direction:column;align-items:stretch;gap:15px}:root .nav.open{display:flex}}
.category-links{display:flex;flex-wrap:wrap;gap:14px;margin:36px 0 0}.category-links a{display:flex;align-items:center;gap:45px;border:1px solid var(--line);padding:14px 22px;font-size:15px}.category-links a:hover{background:var(--paper)}.category-links span{color:var(--forest)}.category-footer{padding-bottom:70px}@media(max-width:560px){.category-links{display:grid;grid-template-columns:1fr}.category-links a{justify-content:space-between}}

.category-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.category-tile{border:1px solid var(--line);display:flex;flex-direction:column}.category-image{background:var(--paper);height:340px;padding:24px;overflow:hidden}.category-image img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .3s}.category-tile:hover img{transform:scale(1.03)}.category-copy{padding:28px 32px;display:flex;flex-direction:column;flex:1}.category-copy .eyebrow{margin-bottom:12px;color:var(--muted)}.category-copy h3{font-size:25px;font-weight:600;margin:0;line-height:1.6}.category-copy p{color:var(--muted);font-size:16px}.category-copy .card-link{border-top:1px solid var(--line);padding-top:16px;margin-top:auto;font-size:15px}.product-card .product-subtype{color:var(--forest);font-size:14px;margin-bottom:8px}.size-title{font-size:18px;font-weight:600;margin:30px 0 12px}.size-title:first-child{margin-top:0}.usage-list{padding-left:24px;margin-bottom:42px}.usage-list li{padding:8px 0 12px 8px}@media(max-width:800px){.category-image{height:270px}.category-copy{padding:24px}.category-copy h3{font-size:22px}}@media(max-width:560px){.category-grid{grid-template-columns:1fr;gap:24px}.category-image{height:280px}.category-copy{padding:24px}}@media(prefers-reduced-motion:reduce){.category-image img{transition:none}}

.wide-sizing{display:grid;gap:2rem}.wide-sizing .specs{max-width:680px}.wide-sizing .size-table{min-width:760px}.fit-guides{margin-top:3rem}.fit-guides>p{max-width:850px}.fit-guides .size-title{margin-top:2rem}.fit-guides .size-table{min-width:620px}
.wide-sizing>div{min-width:0}
.journal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.journal-card{display:flex;flex-direction:column;background:white;border:1px solid var(--line)}.journal-photo{aspect-ratio:1.6;overflow:hidden;background:white}.journal-photo img{width:100%;height:100%;object-fit:contain}.journal-copy{padding:25px;display:flex;flex-direction:column;flex:1}.journal-topic{font-size:14px;color:var(--forest);font-weight:600;letter-spacing:.06em}.journal-copy h3{font-size:22px;line-height:1.6;margin:12px 0}.journal-copy p{font-size:15px;color:var(--muted);margin:0 0 24px}.journal-copy .card-link{border-top:1px solid var(--line);padding-top:15px;margin-top:auto;font-size:14px}.journal-card:hover h3{text-decoration:underline;text-underline-offset:5px}.guide-start{margin-top:60px;padding:32px;border-left:3px solid var(--forest);background:var(--paper)}.guide-start h2{font-size:25px}.article-head{padding:35px 0}.article-head h1{font-size:clamp(30px,4vw,46px);font-weight:500;line-height:1.6;margin:18px 0 26px;overflow-wrap:anywhere}.article-intro{font-size:18px;line-height:2}.article-content{padding-bottom:80px}.article-toc{padding:25px 30px;background:var(--paper);border-top:2px solid var(--forest);margin:0 0 50px}.article-toc h2{margin:0 0 12px;font-size:18px}.article-toc ol{margin:0;padding-left:25px}.article-toc li{padding:6px 0}.article-toc a,.related-reading a,.article-sources a{text-decoration:underline;text-underline-offset:4px}.article-content section{margin:48px 0}.article-content section h2{font-size:25px;line-height:1.7;border-bottom:1px solid var(--line);padding-bottom:15px}.article-content p{line-height:2}.article-sources{border-top:1px solid var(--line);margin-top:45px;padding-top:10px}.article-sources h2{font-size:18px;margin-top:15px}.article-sources ul{padding-left:22px;font-size:14px}.article-sources li{margin:10px 0}.related-reading{margin:35px 0;padding:20px 25px;background:var(--paper)}.related-reading h2{font-size:20px;margin:0 0 15px}.related-reading ul{padding-left:20px;margin:0}.related-reading li{padding:8px 0;font-size:16px}@media(max-width:900px){.journal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.journal-grid{grid-template-columns:1fr}.journal-copy{padding:22px}.article-head{padding-top:20px}.article-intro{font-size:17px}.article-toc{padding:20px}.article-content section h2{font-size:23px}.guide-start{padding:24px}.related-reading{padding:20px}.article-sources a{overflow-wrap:anywhere}}

.category-image-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;gap:8px;padding:12px}.category-image-pair img{min-width:0}

/* Display the supplied trademark artwork unchanged; frame its white margins. */
.header .logo{position:relative;display:block;overflow:hidden;width:220px;height:84px}.header .logo img{position:absolute;width:149.63%;height:auto;max-width:none;left:-25.14%;top:50%;transform:translateY(-48.58%);object-fit:initial}@media(max-width:800px){.header .logo{width:180px;height:69px}}

/* Four-language navigation, shared across all pages. */
html[lang="en"] body{font-family:Arial,Helvetica,sans-serif}
html[lang="zh-Hant"] body{font-family:"Noto Sans TC","Microsoft JhengHei",sans-serif}
html[lang="ko"] body{font-family:"Noto Sans KR","Malgun Gothic",sans-serif;word-break:keep-all;overflow-wrap:break-word}
.header{gap:24px}.header .nav{margin-left:auto;gap:24px}
.language-picker{position:relative;flex-shrink:0;border:0;font-size:14px}
.language-picker summary{display:flex;align-items:center;gap:9px;padding:10px 12px;border:1px solid var(--line);min-height:44px;white-space:nowrap}
.language-picker summary:after{display:none}.language-picker summary::-webkit-details-marker{display:none}
.language-picker ul{position:absolute;right:0;top:100%;min-width:170px;list-style:none;margin:8px 0 0;padding:7px;background:white;border:1px solid var(--line);box-shadow:0 12px 25px #102a221a;z-index:20}
.language-picker a{display:flex;justify-content:space-between;gap:15px;padding:10px 14px;min-height:44px}
.language-picker a:hover,.language-picker a[aria-current]{background:var(--paper);color:var(--forest)}
.language-suggestion{position:fixed;bottom:24px;right:24px;z-index:50;width:min(440px,calc(100% - 32px));padding:24px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--forest);box-shadow:0 12px 50px #132c232b;font-size:16px}
.language-suggestion p{margin:0 24px 20px 0;line-height:1.65}
.language-actions{display:flex;flex-wrap:wrap;gap:10px}
.language-actions a,.language-actions button{font:inherit;cursor:pointer;border:1px solid var(--line);padding:10px 14px;min-height:44px;background:#fff;color:var(--ink);font-size:14px}
.language-actions .language-change{background:var(--forest);color:#fff;border-color:var(--forest)}
.language-dismiss{position:absolute;right:6px;top:6px;border:0;background:transparent;font-size:26px;width:44px;height:44px;cursor:pointer;color:var(--ink)}
.text-link{white-space:normal}.breadcrumb{overflow-wrap:anywhere}
@media(max-width:1100px){
 .header{height:86px;gap:14px}.header .logo{width:180px;height:69px}
 .menu-toggle{display:block;margin-left:auto;min-height:44px}
 .header .nav{display:none;position:absolute;top:86px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:25px 5%;flex-direction:column;align-items:stretch;gap:15px;margin:0}
 .header .nav.open{display:flex}
}
@media(max-width:560px){.header{gap:8px}.header .logo{width:145px;height:56px}.language-picker summary{padding:8px;gap:5px}.language-suggestion{bottom:16px;right:16px;padding:20px}.menu-toggle{padding:6px 9px}}
@media(max-width:400px){.header .logo{width:108px;height:43px}.header{gap:6px}.language-picker summary{font-size:13px}.menu-toggle{font-size:13px;padding:6px 8px}}