/* ExLight Sourcing site styles */
@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/fonts/archivo-latin-wdth-normal.woff2) format("woff2-variations"),url(/assets/fonts/archivo-latin-wdth-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2-variations"),url(/assets/fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --steel:#E6E8E4; --paper:#F7F7F5; --white:#FFFFFF;
  --ink:#1E242B; --graphite:#4A535D; --muted:#6B737C; --line:#CDD1CB; --line-strong:#9AA19A;
  --yellow:#F2B705; --yellow-deep:#C99600; --yellow-tint:#FBEBB5;
  --ok:#2F7D4F; --err:#B3261E;
  --font:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --wrap:1240px; --gut:clamp(16px,4vw,40px);
  --r:3px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:88px}
body{margin:0;background:var(--steel);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.55;font-stretch:100%}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-color:var(--yellow-deep);text-underline-offset:3px;text-decoration-thickness:1.5px}
a:hover{text-decoration-color:var(--ink)}
:focus-visible{outline:3px solid var(--ink);outline-offset:2px;box-shadow:0 0 0 6px var(--yellow)}
h1,h2,h3,h4{font-stretch:75%;font-weight:700;line-height:1.08;letter-spacing:-.005em;margin:0 0 .5em}
h1{font-size:clamp(2.3rem,5.2vw,4.1rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.45rem}
h4{font-size:1.15rem}
p{margin:0 0 1em;max-width:68ch}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.lead{font-size:1.2rem;color:var(--graphite);max-width:60ch}
.small{font-size:.9rem;color:var(--muted)}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:8px;z-index:100;background:var(--yellow);padding:8px 12px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
.top{background:var(--ink);color:#C7CCD1;font-size:.86rem}
.top .wrap{display:flex;gap:24px;justify-content:space-between;align-items:center;min-height:36px;flex-wrap:wrap}
.top a{color:#fff;text-decoration:none}
.top .contacts{display:flex;gap:20px;flex-wrap:wrap}
.hdr{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.hdr .wrap{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:1.25rem;font-stretch:80%;white-space:nowrap}
.brand svg{width:34px;height:34px;flex:none}
.brand b{font-weight:800}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;padding:10px 12px;border-radius:var(--r);font-weight:500}
.nav a:hover,.nav a[aria-current]{background:var(--steel)}
.nav .cta{margin-left:8px}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line-strong);border-radius:var(--r);padding:8px 12px;font:inherit;font-weight:600;color:var(--ink)}
@media (max-width:980px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);flex-direction:column;align-items:stretch;padding:8px var(--gut) 20px;border-bottom:1px solid var(--line);margin:0}
  .nav.open{display:flex}
  .nav a{padding:14px 8px;border-bottom:1px solid var(--line)}
  .nav .cta{margin:12px 0 0;text-align:center}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:650;font-size:1rem;padding:13px 22px;border-radius:var(--r);border:2px solid var(--ink);text-decoration:none;cursor:pointer;line-height:1.2}
.btn-y{background:var(--yellow);border-color:var(--yellow);color:var(--ink)}
.btn-y:hover{background:var(--yellow-deep);border-color:var(--yellow-deep)}
.btn-o{background:transparent;color:var(--ink)}
.btn-o:hover{background:var(--ink);color:var(--paper)}
.btn-d{background:var(--ink);color:var(--paper)}
.btn-d:hover{background:#000}
.btn-wa{background:#1F8A4C;border-color:#1F8A4C;color:#fff}
.btn-wa:hover{background:#176b3a;border-color:#176b3a}
.btns{display:flex;gap:12px;flex-wrap:wrap}

/* sections */
.sec{padding:clamp(56px,8vw,104px) 0}
.sec-paper{background:var(--paper)}
.sec-ink{background:var(--ink);color:#E9ECEE}
.sec-ink h2,.sec-ink h3{color:#fff}
.sec-ink .lead{color:#B8BEC4}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-head p{margin:0}

/* hero */
.hero{background:var(--paper);border-bottom:1px solid var(--line);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center;padding-top:clamp(40px,6vw,80px);padding-bottom:clamp(40px,6vw,72px)}
.hero h1{max-width:13ch}
.hero .lead{margin-bottom:28px}
.hero-fig{position:relative;background:var(--white);border:1px solid var(--line);aspect-ratio:1/1;display:grid;place-items:center}
.hero-fig img{width:88%;mix-blend-mode:multiply}
.hero-fig figcaption{position:absolute;left:0;bottom:0;background:var(--ink);color:#fff;padding:10px 14px;font-size:.88rem;line-height:1.35;max-width:80%}
.hero-fig figcaption b{display:block;font-size:1.05rem;font-stretch:75%}
.hero-facts{display:flex;gap:28px;margin-top:36px;flex-wrap:wrap;padding-top:22px;border-top:1px solid var(--line)}
.hero-facts div{font-size:.92rem;color:var(--graphite)}
.hero-facts strong{display:block;font-size:1.7rem;font-stretch:75%;color:var(--ink);line-height:1.1}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-fig{max-width:520px}}

/* marking decoder */
.decoder{background:var(--ink);color:#fff}
.decoder .wrap{padding-top:clamp(44px,6vw,72px);padding-bottom:clamp(44px,6vw,72px)}
.decoder-intro{display:flex;justify-content:space-between;gap:24px;align-items:end;flex-wrap:wrap;margin-bottom:28px}
.decoder-intro h2{margin:0;color:#fff;max-width:20ch}
.decoder-intro p{margin:0;color:#B8BEC4;max-width:46ch}
.mark{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border-top:1px solid #3C454F}
.mark .seg{padding:18px 18px 4px 0;border-right:1px solid #3C454F;margin-right:18px}
.mark .seg:last-child{border-right:0;margin-right:0}
.mark code{display:block;font-family:var(--font);font-stretch:62%;font-weight:800;font-size:clamp(2.6rem,6.4vw,5.4rem);line-height:1;color:var(--yellow);letter-spacing:-.01em}
.mark .seg:first-child code{color:#fff}
.mark h3{font-size:1.05rem;margin:14px 0 6px;color:#fff;font-stretch:90%}
.mark p{font-size:.92rem;color:#B8BEC4;margin:0 0 14px}
@media (max-width:900px){.mark{grid-template-columns:repeat(3,minmax(0,1fr))}.mark .seg:nth-child(3){border-right:0;margin-right:0}.mark .seg:nth-child(n+4){border-top:1px solid #3C454F}}
@media (max-width:520px){.mark{grid-template-columns:repeat(2,minmax(0,1fr))}.mark .seg{border-right:0!important;margin-right:0!important;padding-right:10px;border-top:1px solid #3C454F}}

/* mini decoder on product pages */
.mini-mark{border:1px solid var(--line);background:var(--white);margin:20px 0}
.mini-mark .row{display:grid;grid-template-columns:96px 1fr;border-top:1px solid var(--line)}
.mini-mark .row:first-of-type{border-top:0}
.mini-mark code{font-family:var(--font);font-weight:800;font-stretch:70%;font-size:1.25rem;background:var(--ink);color:var(--yellow);padding:10px 12px}
.mini-mark span{padding:10px 14px;font-size:.93rem}
.mini-mark .full{background:var(--yellow);padding:10px 14px;font-weight:700;font-stretch:80%;font-size:1.15rem}

/* category tiles */
.cats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.cat{background:var(--white);text-decoration:none;display:flex;flex-direction:column;padding:18px 18px 20px;min-height:100%}
.cat img{aspect-ratio:1/1;object-fit:contain;width:100%;margin-bottom:12px}
.cat h3{font-size:1.25rem;margin:0 0 4px}
.cat span{font-size:.9rem;color:var(--muted)}
.cat:hover h3{text-decoration:underline;text-decoration-color:var(--yellow-deep);text-underline-offset:4px}
.cat-all{background:var(--yellow);justify-content:flex-end}
.cat-all h3{font-size:1.6rem}
@media (max-width:900px){.cats{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* product grid & cards */
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:1060px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:760px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}
.card{background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;text-decoration:none;position:relative}
.card:hover{border-color:var(--ink)}
.card img{aspect-ratio:1/1;object-fit:contain;width:100%;padding:6%}
.card .body{padding:14px 16px 16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:6px;flex:1}
.card .code{font-stretch:70%;font-weight:800;font-size:1.5rem;line-height:1}
.card .title{font-size:.95rem;color:var(--graphite);line-height:1.35}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.tag{font-size:.78rem;font-weight:600;padding:3px 7px;border:1px solid var(--line-strong);border-radius:2px;white-space:nowrap;line-height:1.3}
.tag-ex{background:var(--yellow);border-color:var(--yellow);font-stretch:85%}
@media (max-width:760px){.card .code{font-size:1.25rem}.card .title{font-size:.86rem}}

/* filters */
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 24px}
.filters button{font:inherit;font-size:.92rem;font-weight:600;padding:8px 14px;border:1px solid var(--line-strong);background:var(--white);border-radius:var(--r);cursor:pointer;color:var(--ink)}
.filters button[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.filters .count{margin-left:auto;color:var(--muted);font-size:.92rem}

/* page head */
.phead{background:var(--paper);border-bottom:1px solid var(--line);padding:28px 0 40px}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--graphite)}
.crumbs span[aria-hidden]{color:var(--line-strong)}
.phead h1{max-width:22ch}

/* product page */
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:900px){.pd{grid-template-columns:1fr;gap:28px}}
.gallery .main{background:var(--white);border:1px solid var(--line);aspect-ratio:1/1;display:grid;place-items:center}
.gallery .main img{width:100%;height:100%;object-fit:contain;padding:5%}
.thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.thumbs button{width:76px;height:76px;padding:0;border:1px solid var(--line);background:var(--white);cursor:pointer}
.thumbs button[aria-current="true"]{border:2px solid var(--ink)}
.thumbs img{width:100%;height:100%;object-fit:contain;padding:4px}
.pd-code{font-stretch:62%;font-weight:800;font-size:clamp(3rem,6vw,4.6rem);line-height:.95;margin:0}
.pd h1{font-size:clamp(1.5rem,2.4vw,2rem);margin:.35em 0 .6em;font-stretch:85%}
.keyfacts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin:20px 0 24px}
.keyfacts div{background:var(--white);padding:10px 14px}
.keyfacts dt{font-size:.8rem;color:var(--muted)}
.keyfacts dd{margin:0;font-weight:650}
.spec{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line)}
.spec th,.spec td{text-align:left;vertical-align:top;padding:11px 16px;border-top:1px solid var(--line);font-size:.97rem}
.spec th{width:34%;font-weight:600;color:var(--graphite);background:var(--paper)}
.spec tr:first-child th,.spec tr:first-child td{border-top:0}
.cols2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px}
@media (max-width:900px){.cols2{grid-template-columns:1fr;gap:32px}}
ul.ticks{list-style:none;padding:0;margin:0 0 1em}
ul.ticks li{padding:8px 0 8px 28px;position:relative;border-top:1px solid var(--line)}
ul.ticks li:first-child{border-top:0}
ul.ticks li::before{content:"";position:absolute;left:2px;top:15px;width:12px;height:12px;background:var(--yellow);border:2px solid var(--ink)}
.note{border-left:4px solid var(--yellow);background:var(--white);padding:12px 16px;margin:16px 0;font-size:.95rem}

/* steps (real sequence) */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));counter-reset:s;border-top:2px solid var(--yellow)}
.steps li{counter-increment:s;padding:20px 20px 0 0}
.steps li::before{content:counter(s);display:block;font-stretch:62%;font-weight:800;font-size:2.6rem;color:var(--yellow);line-height:1;margin-bottom:10px}
.steps h3{font-size:1.15rem;margin-bottom:6px}
.steps p{font-size:.93rem;color:inherit;opacity:.82}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* applications list */
.apps{border-top:1px solid var(--line)}
.app{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,2fr);gap:32px;padding:28px 0;border-bottom:1px solid var(--line);text-decoration:none;align-items:center}
.app h3{margin:0 0 6px;font-size:1.6rem}
.app p{margin:0;color:var(--graphite);font-size:.97rem}
.app .thumbs-row{display:flex;gap:8px;justify-content:flex-end}
.app .thumbs-row img{width:88px;height:88px;object-fit:contain;background:var(--white);border:1px solid var(--line);padding:4px}
.app:hover h3{text-decoration:underline;text-decoration-color:var(--yellow-deep);text-underline-offset:5px}
@media (max-width:760px){.app{grid-template-columns:1fr;gap:14px}.app .thumbs-row{justify-content:flex-start}.app .thumbs-row img{width:64px;height:64px}}

/* factory */
.photos{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:auto auto;gap:8px}
.photos figure{margin:0;position:relative;overflow:hidden;background:var(--ink)}
.photos figure:first-child{grid-row:span 2}
.photos img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.photos figure:first-child img{aspect-ratio:auto}
.photos figcaption{position:absolute;left:0;bottom:0;background:rgba(30,36,43,.88);color:#fff;font-size:.85rem;padding:6px 10px}
@media (max-width:760px){.photos{grid-template-columns:1fr 1fr}.photos figure:first-child{grid-column:span 2;grid-row:auto}}
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);margin-top:32px}
.facts div{padding:18px 18px 0 0}
.facts strong{display:block;font-size:2rem;font-stretch:70%;line-height:1.05}
.facts span{font-size:.92rem;color:var(--graphite)}
@media (max-width:760px){.facts{grid-template-columns:1fr 1fr}}
.certs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.certs figure{margin:0;background:var(--white);border:1px solid var(--line);padding:10px}
.certs img{aspect-ratio:3/4;object-fit:contain;width:100%}
.certs figcaption{font-size:.85rem;margin-top:8px;color:var(--graphite)}
@media (max-width:860px){.certs{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* faq */
.faq details{border-top:1px solid var(--line);padding:4px 0}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:650;font-size:1.1rem;padding:16px 36px 16px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.5rem;font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--graphite)}

/* forms */
.form-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
@media (max-width:900px){.form-wrap{grid-template-columns:1fr;gap:28px}}
form.inq{background:var(--white);border:1px solid var(--line);padding:clamp(20px,3vw,32px);display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sec-ink form.inq{color:var(--ink)}
form.inq .full{grid-column:1/-1}
@media (max-width:600px){form.inq{grid-template-columns:1fr}}
label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
label .opt{font-weight:400;color:var(--muted)}
input,select,textarea{width:100%;font:inherit;font-size:1rem;padding:11px 12px;border:1px solid var(--line-strong);border-radius:var(--r);background:#fff;color:var(--ink)}
textarea{min-height:120px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--ink);outline-offset:0;border-color:var(--ink)}
.hp{position:absolute!important;left:-9999px!important}
.form-msg{grid-column:1/-1;margin:0;font-weight:600}
.form-msg.err{color:var(--err)}
.checks{display:flex;flex-wrap:wrap;gap:8px 18px}
.checks label{font-weight:500;display:flex;gap:8px;align-items:center;margin:0}
.checks input{width:auto}
.contact-list{list-style:none;padding:0;margin:20px 0 0}
.contact-list li{padding:12px 0;border-top:1px solid var(--line)}
.sec-ink .contact-list li{border-color:#3C454F}
.contact-list b{display:block;font-size:.85rem;font-weight:600;opacity:.75}

/* article */
.article{max-width:760px}
.article h2{font-size:1.9rem;margin-top:1.6em}
.article h3{margin-top:1.4em}
.article table{border-collapse:collapse;width:100%;background:var(--white);margin:0 0 1.4em;font-size:.95rem}
.article th,.article td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.article th{background:var(--paper)}
.article ul,.article ol{padding-left:1.3em;max-width:68ch}
.article li{margin-bottom:.4em}
.posts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media (max-width:760px){.posts{grid-template-columns:1fr}}
.post{background:var(--white);border:1px solid var(--line);padding:24px;text-decoration:none;display:block}
.post h3{font-size:1.5rem}
.post p{color:var(--graphite);margin:0}
.post:hover{border-color:var(--ink)}

/* footer */
.ftr{background:var(--ink);color:#B8BEC4;font-size:.93rem;padding:56px 0 28px}
.ftr .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media (max-width:860px){.ftr .cols{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
@media (max-width:520px){.ftr .cols{grid-template-columns:minmax(0,1fr)}}
.ftr a,.contact-list a,.top a{overflow-wrap:anywhere}
.ftr h4{color:#fff;font-size:1rem;font-stretch:90%;margin-bottom:12px}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin:0 0 8px}
.ftr a{color:#E2E5E8;text-decoration:none}
.ftr a:hover{text-decoration:underline}
.ftr .brand{color:#fff;margin-bottom:12px}
.ftr .base{border-top:1px solid #3C454F;margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem}

/* whatsapp float */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;background:#1F8A4C;color:#fff;border-radius:999px;padding:12px 18px 12px 14px;display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:650;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.wa-float svg{width:22px;height:22px}
@media (max-width:600px){.wa-float span{display:none}.wa-float{padding:13px}}

@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* language switch + Chinese */
.top .lang{border:1px solid #4A535D;border-radius:2px;padding:1px 8px}
html[lang="zh-Hans"] body{font-family:"Archivo","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;line-height:1.75}
html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3,html[lang="zh-Hans"] h4{line-height:1.3;letter-spacing:.01em}
html[lang="zh-Hans"] .hero h1{max-width:12em}
html[lang="zh-Hans"] .phead h1{max-width:20em}
html[lang="zh-Hans"] .lead{max-width:38em}
html[lang="zh-Hans"] p{max-width:40em}
html[lang="zh-Hans"] .decoder-intro h2{max-width:16em}
@media (max-width:600px){.top .wrap>span:first-child,.top .contacts a[href^="mailto"]{display:none}.top .contacts{gap:14px}}
.faq-toggle{margin-top:20px}
.faq-more details:first-child{border-top:0}