/* Shared Kuoheng catalogue and navigation system. Existing product facts and forms stay in their own styles. */
@font-face{font-family:KH Manrope;src:url('/assets/home-20261024/manrope.woff2') format('woff2');font-weight:200 800;font-display:swap}
@font-face{font-family:KH Anton;src:url('/assets/home-20261024/anton.woff2') format('woff2');font-weight:400;font-display:swap}
:root{--ia-ink:#092d36;--ia-muted:#476169;--ia-paper:#f7f5ef;--ia-white:#fff;--ia-line:#d9dfdb;--ia-accent:#bd4111;--ia-accent-hover:#9e330b;--ia-width:1280px;--ia-gap:24px;--ia-body:'KH Manrope',Arial,'Microsoft YaHei',sans-serif;color-scheme:light}
html{scroll-padding-top:108px;scroll-behavior:smooth}body[data-ia-site]{margin:0;background:var(--ia-paper);color:var(--ia-ink);font-family:var(--ia-body);line-height:1.65}body[data-ia-site] *{box-sizing:border-box}body[data-ia-site] img{max-width:100%}body[data-ia-site] [hidden]{display:none!important}body[data-ia-site] a{underline-offset:4px}body[data-ia-site] :focus-visible{outline:3px solid var(--ia-accent);outline-offset:4px}body[data-ia-site] ::selection{background:#c6e1dc;color:#092d36}body[data-ia-site] input,body[data-ia-site] select,body[data-ia-site] button{font-family:inherit}body[data-ia-site] button,body[data-ia-site] input,body[data-ia-site] select{accent-color:var(--ia-accent);caret-color:var(--ia-accent)}
body[data-ia-site]>.skip-link{position:absolute;left:18px;top:-100px;z-index:200;background:var(--ia-ink);color:white;padding:12px 20px}body[data-ia-site]>.skip-link:focus{top:12px}
.ia-main .ia-wrap>.ia-catalogue{margin-top:16px}
body[data-ia-site] main:not(.ia-main) .page-hero h1,body[data-ia-site] main:not(.ia-main) .page-hero h2{color:inherit}
@media(max-width:600px){.ia-main .ia-home-hero h1{font-size:3.5rem}}
.ia-home-faq{display:grid;grid-template-columns:1fr 1.4fr;gap:64px}.ia-home-faq details{border-top:1px solid var(--ia-line);padding:18px 0}.ia-home-faq details:last-child{border-bottom:1px solid var(--ia-line)}.ia-home-faq summary{font-size:.96rem;font-weight:750;cursor:pointer;min-height:32px}.ia-home-faq details p{font-size:.9rem;color:var(--ia-muted);margin-top:16px;line-height:1.8}@media(max-width:850px){.ia-home-faq{grid-template-columns:1fr;gap:28px}}
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.ia-header{position:sticky;top:0;z-index:90;background:var(--ia-paper);border-bottom:1px solid var(--ia-line);font-family:var(--ia-body)}.ia-header-inner{width:min(var(--ia-width),calc(100% - 80px));margin:auto;min-height:88px;display:flex;align-items:center;gap:32px;justify-content:space-between}.ia-brand{display:inline-flex;flex-direction:column;gap:1px;font-size:1.55rem!important;letter-spacing:.035em;font-weight:800;line-height:1.3;text-decoration:none!important;color:var(--ia-ink)!important;flex-shrink:0}.ia-brand span{font-size:.57rem;letter-spacing:.46em;font-weight:700;line-height:1.6}.ia-desktop-nav{display:flex;align-items:center;justify-content:center;gap:26px;margin-left:auto}.ia-desktop-nav>a{font-size:.85rem;font-weight:650;white-space:nowrap;text-decoration:none;color:var(--ia-ink);padding:12px 0;border-bottom:2px solid transparent}.ia-desktop-nav>a:hover,.ia-desktop-nav>a[aria-current]{border-bottom-color:var(--ia-accent)}.ia-header-actions{display:flex;align-items:center;gap:22px}.ia-language{font-size:.85rem;font-weight:650;color:var(--ia-ink);text-decoration:none;min-height:44px;display:flex;align-items:center}.ia-button,.ia-main a.ia-button,.ia-footer a.ia-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:13px 23px;border:1px solid var(--ia-accent);border-radius:2px;background:var(--ia-accent);color:white!important;text-decoration:none;font-size:.88rem;font-weight:750;line-height:1.4;cursor:pointer;transition:background .16s ease-out}.ia-button:hover{background:var(--ia-accent-hover);border-color:var(--ia-accent-hover)}.ia-header .ia-header-quote{min-height:44px;padding:12px 19px;white-space:nowrap;font-size:.8rem}.ia-menu-toggle{display:none;align-items:center;gap:12px;border:1px solid var(--ia-line);padding:11px 13px;background:transparent;color:var(--ia-ink);font-size:.85rem;min-height:44px;cursor:pointer}.ia-menu-icon{width:16px;height:10px;border-block:1.5px solid currentColor;position:relative}.ia-menu-icon:after{content:'';position:absolute;top:3px;left:0;width:100%;height:1.5px;background:currentColor}.ia-mobile-nav{border-top:1px solid var(--ia-line);padding:16px 24px 24px;max-height:calc(100dvh - 78px);overflow:auto}.ia-mobile-nav>a{display:flex;padding:14px 0;min-height:48px;text-decoration:none;font-size:1rem;font-weight:650;color:var(--ia-ink);border-bottom:1px solid var(--ia-line)}.ia-mobile-nav>a.ia-button{margin-top:16px;justify-content:center;color:white;padding:14px}.ia-mobile-nav a[aria-current]{color:var(--ia-accent)}
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body[data-ia-site] main:not(.ia-main){margin:36px auto 72px;max-width:var(--ia-width);width:calc(100% - 80px)}body[data-ia-site] main:not(.ia-main) h1{font-size:clamp(2rem,3.6vw,3.1rem);line-height:1.2;letter-spacing:-.025em;text-wrap:balance;color:var(--ia-ink)}body[data-ia-site] main:not(.ia-main) h2{line-height:1.3;letter-spacing:-.015em;color:var(--ia-ink);scroll-margin-top:110px}body[data-ia-site] main:not(.ia-main) p{max-width:78ch}body[data-ia-site] .pipeline-product{max-width:var(--ia-width);padding:0;margin:0 auto}body[data-ia-site] .pipeline-hero{gap:48px;align-items:start;margin-top:32px}body[data-ia-site] .pipeline-hero>figure{margin:0;background:#fff;border:1px solid var(--ia-line)}body[data-ia-site] .pipeline-hero img{object-fit:contain;max-height:650px;width:100%}body[data-ia-site] .pipeline-product>section:not(.pipeline-hero){margin-top:56px}body[data-ia-site] .pipeline-product table{font-size:.9rem}body[data-ia-site] .pipeline-cta{background:var(--ia-accent);border-color:var(--ia-accent);color:#fff;border-radius:2px}body[data-ia-site] .pipeline-table{overflow-x:auto}body[data-ia-site] .pipeline-note{font-size:.85rem;color:var(--ia-muted)}body[data-ia-site] .pipeline-gallery:empty{display:none}.ia-section-nav{display:flex;flex-wrap:wrap;gap:8px 26px;margin:24px 0 32px;padding:12px 0;border-block:1px solid var(--ia-line)}.ia-section-nav a{font-size:.8rem;min-height:32px;display:flex;align-items:center;font-weight:650;color:var(--ia-ink)}.ia-related{padding-top:40px;border-top:1px solid var(--ia-line);margin-top:64px}.ia-related h2{font-size:1.8rem}.ia-related h3{font-size:1.05rem}.ia-footer{background:#e9eee9;padding-top:58px;font-size:.86rem;line-height:1.75}.ia-footer-grid{display:grid;grid-template-columns:1.35fr 1fr .8fr 1.2fr;gap:40px}.ia-footer h2{font-family:var(--ia-body);font-size:.85rem;font-weight:800;margin:0 0 18px;line-height:1.5}.ia-footer p{margin:18px 0;color:var(--ia-muted);max-width:35ch}.ia-footer a:not(.ia-brand){display:block;color:var(--ia-ink);text-decoration:none;margin-bottom:8px;overflow-wrap:anywhere}.ia-footer a:hover{text-decoration:underline}.ia-footer .ia-brand{margin-bottom:20px}.ia-footer-bottom{border-top:1px solid #c5d2cc;margin-top:36px;padding-block:24px;font-size:.73rem;color:var(--ia-muted)}
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/* Customer audit: readable hero navigation and resilient legacy layouts. */
body[data-ia-site] .page-hero .ia-section-nav a{color:inherit;text-decoration:underline}
body[data-ia-site] .page-hero .ia-section-nav{border-color:#8ca3b1}
body[data-ia-site] .steps{grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr))}
body[data-ia-site] .step{min-width:0}
.ia-quote-context{padding:16px;border:1px solid var(--ia-line);background:#eef3ef;line-height:1.6;overflow-wrap:anywhere}
.ia-quote-context button,.ia-quote-context a{display:block;min-height:44px;margin-top:8px;text-decoration:underline;color:var(--ia-ink);background:transparent;border:0;padding:8px 0;text-align:left;cursor:pointer;font:inherit}
.ia-form-help{grid-column:1/-1;margin-top:16px;border-top:1px solid var(--ia-line);padding-top:16px;font-size:.9rem;overflow-wrap:anywhere}
.ia-form-help p{margin:0 0 8px}.ia-form-help a{display:block;min-height:44px;padding-block:8px}
.ia-header .ia-language{white-space:nowrap;flex-shrink:0;padding:6px 10px}
.ia-header .ia-menu-toggle{white-space:nowrap;flex-shrink:0}
@media(max-width:850px){body[data-ia-site] input:not([type=radio]):not([type=checkbox]),body[data-ia-site] select,body[data-ia-site] textarea{font-size:16px}.ia-section-nav a{min-height:44px}}

/* buyer-navigation-20261027 */
.ia-desktop-nav{position:relative}.ia-nav-categories{position:relative}.ia-nav-categories>summary{list-style:none;cursor:pointer;padding:12px 0;min-height:44px;font-size:.85rem;font-weight:650;border-bottom:2px solid transparent}.ia-nav-categories>summary:after{content:'⌄';margin-left:8px}.ia-nav-categories>summary::-webkit-details-marker{display:none}.ia-nav-categories[open]>summary{border-color:var(--ia-accent)}.ia-nav-panel{position:absolute;top:100%;left:0;min-width:310px;max-height:70vh;overflow:auto;background:var(--ia-paper);border:1px solid var(--ia-line);box-shadow:0 10px 22px #092d3614;padding:10px;z-index:95}.ia-nav-panel a{display:block;padding:10px 14px;min-height:44px;font-size:.85rem;line-height:1.5;text-decoration:none}.ia-nav-panel a:hover{background:#e9eee9}.ia-mobile-categories{border-bottom:1px solid var(--ia-line)}.ia-mobile-categories summary{cursor:pointer;font-weight:700;padding:14px 0;min-height:48px;font-size:.9rem}.ia-mobile-categories>div{padding:0 0 12px 16px;display:grid;gap:3px}.ia-mobile-categories a{padding:10px 8px;min-height:44px;color:inherit;font-size:.85rem;text-decoration:none}.ia-type-links{display:flex;gap:10px;flex-wrap:wrap;padding:0 0 28px}.ia-type-links a{display:flex;align-items:center;min-height:44px;padding:9px 14px;background:white;border:1px solid var(--ia-line);font-size:.8rem;text-decoration:none}.ia-type-links a[aria-current]{border-color:var(--ia-ink);background:#e9eee9}.ia-active-filters{font-size:.85rem;color:var(--ia-muted);margin-bottom:24px!important}.ia-image-note{display:block;color:var(--ia-muted);font-size:.73rem;padding:8px 0 0;line-height:1.5}.ia-category-tile img{height:auto;aspect-ratio:1.5;object-fit:contain}.ia-reference-notice{padding:20px 24px;background:#e9eee9;border-left:4px solid var(--ia-accent);margin-bottom:28px}.ia-reference-notice p{margin:8px 0 0;font-size:.9rem}.ia-return-link{margin:0 0 12px}.ia-header .ia-mobile-nav{overscroll-behavior:contain}.ia-main .ia-fabric-directions{grid-template-columns:repeat(4,minmax(0,1fr))}.ia-card-copy h3{overflow-wrap:anywhere}
@media(max-width:850px){.ia-main .ia-fabric-directions{grid-template-columns:repeat(2,minmax(0,1fr))}.ia-mobile-categories>div{grid-template-columns:1fr 1fr}.ia-header .ia-mobile-nav{max-height:calc(100dvh - 88px)}}
.ia-filter-disclosure>summary{display:none;cursor:pointer;min-height:48px;padding:12px 0;font-weight:700;border-block:1px solid var(--ia-line);margin-bottom:18px}
@media(max-width:600px){.ia-type-links{display:none}.ia-reference-notice{padding:16px}.ia-category-tile img{aspect-ratio:1.25}.ia-filter-disclosure>summary{display:list-item;list-style-position:inside}.ia-filter-disclosure .ia-filters{border-top:0;padding-top:0}.ia-active-filters{margin-top:12px!important}}