/* YIYUAN v2 — one token set, one rule per component. Forest identity; IBM Plex Sans throughout. */
@font-face{font-family:"IBM Plex Sans";src:url('ibm-plex-sans-latin.woff2') format('woff2');font-display:swap;font-weight:100 700;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+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Sans";src:url('ibm-plex-sans-latin-ext.woff2') format('woff2');font-display:swap;font-weight:100 700;unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --brand:#174b3b;--brand-hover:#1e5c48;--brand-deep:#0f3529;--brand-ink:#0b2a20;
  --brand-50:#eef4ef;--brand-100:#dce8df;--accent:#c8dba0;--accent-hover:#d5e5b3;
  --ink:#121c17;--text:#2a3730;--muted:#526058;--subtle:#7f8b83;
  --canvas:#fff;--surface:#f5f7f3;--surface-2:#edf1eb;--line:#e3e8e2;--line-strong:#cbd4cc;
  --on-dark:#f2f7f0;--on-dark-muted:#b3c6ba;--danger:#a52c35;--success:#256249;
  --font:"IBM Plex Sans","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  /* Type scale */
  --fs-display:clamp(36px,3.6vw,52px);--fs-h1:clamp(32px,3.2vw,44px);--fs-h2:clamp(26px,2.4vw,34px);--fs-h3:19px;
  --fs-lead:18px;--fs-body:17px;--fs-sm:15px;--fs-xs:13.5px;--fs-label:12px;
  --container:1280px;--gutter:clamp(16px,3.2vw,40px);--section:clamp(56px,7vw,96px);
  --r-sm:6px;--r:10px;--r-lg:14px;
  --shadow-sm:0 1px 2px #10281e0f;--shadow:0 10px 30px -14px #10281e33;--shadow-lg:0 28px 60px -28px #10281e4d;
  --ease:cubic-bezier(.2,.7,.2,1);--t:180ms;--header:68px;
}

/* Base */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 24px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--canvas);color:var(--text);font-family:var(--font);font-size:var(--fs-body);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100dvh;display:flex;flex-direction:column}
main{flex:1 0 auto}
button,input,textarea,select{font:inherit;color:inherit}
button,a,input,textarea{-webkit-tap-highlight-color:transparent}
a{color:inherit;text-decoration:none}
button{cursor:pointer}
button:disabled{cursor:default;opacity:.35}
img{display:block;max-width:100%;height:auto}
svg{display:block;width:20px;height:20px;flex:none}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3,h4{color:var(--ink);font-weight:600;line-height:1.18;letter-spacing:-.018em;text-wrap:balance}
h1{font-size:var(--fs-h1);letter-spacing:-.022em;line-height:1.12}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3);letter-spacing:-.01em;line-height:1.3}
p{color:var(--muted);text-wrap:pretty}
time,dd,.tabular{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
::selection{background:var(--accent);color:var(--brand-ink)}
[hidden]{display:none!important}
.container{width:100%;max-width:var(--container);padding-inline:var(--gutter);margin-inline:auto}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:fixed;top:12px;left:12px;z-index:100;background:var(--canvas);color:var(--brand);padding:12px 16px;border-radius:var(--r-sm);box-shadow:var(--shadow);transform:translateY(-200%);transition:transform var(--t) var(--ease)}
.skip-link:focus{transform:none}
.eyebrow{display:block;margin-bottom:14px;font-size:var(--fs-label);font-weight:600;letter-spacing:.14em;line-height:1.4;text-transform:uppercase;color:var(--brand)}
.lead{font-size:var(--fs-lead);line-height:1.6}

/* Buttons: one primary per view; light on dark grounds, forest on light grounds */
.button{--bg:var(--brand);--fg:#fff;--bd:var(--brand);display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border:1px solid var(--bd);border-radius:var(--r-sm);background:var(--bg);color:var(--fg);font-size:15px;font-weight:600;letter-spacing:.005em;line-height:1;white-space:nowrap;transition:background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease),transform var(--t) var(--ease)}
.button svg{width:18px;height:18px;transition:transform var(--t) var(--ease)}
.button:hover{--bg:var(--brand-hover);--bd:var(--brand-hover);box-shadow:0 8px 20px -10px #174b3b80}
.button:hover svg:last-child:not(:first-child){transform:translateX(3px)}
.button:active{transform:translateY(1px)}
.button--small{min-height:40px;padding:0 16px;font-size:14px}
.button--light{--bg:var(--accent);--fg:var(--brand-ink);--bd:var(--accent)}
.button--light:hover{--bg:var(--accent-hover);--bd:var(--accent-hover);box-shadow:0 10px 24px -12px #000a}
.button--ghost{--bg:transparent;--fg:var(--on-dark);--bd:#ffffff4d}
.button--ghost:hover{--bg:#ffffff14;--bd:#ffffffa0;box-shadow:none}
.button--outline{--bg:var(--canvas);--fg:var(--brand);--bd:var(--line-strong)}
.button--outline:hover{--bg:var(--brand-50);--bd:var(--brand);box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:15px;font-weight:600;color:var(--brand);transition:color var(--t) var(--ease)}
.text-link svg{width:17px;height:17px;transition:transform var(--t) var(--ease)}
.text-link:hover{color:var(--brand-hover)}
.text-link:hover svg{transform:translateX(3px)}
.icon-button{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;flex:none;border:1px solid var(--line-strong);border-radius:50%;background:var(--canvas);color:var(--ink);transition:background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease)}
.icon-button svg{width:18px;height:18px}
.icon-button:hover:not(:disabled){border-color:var(--brand);color:var(--brand);background:var(--brand-50)}
.tag{display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:4px;background:var(--brand-50);color:var(--brand);font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}

/* Utility bar and header */
.utility-bar{background:var(--brand-ink);color:var(--on-dark-muted);font-size:13px}
.utility-inner{max-width:var(--container);margin:auto;padding:0 var(--gutter);height:36px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.utility-inner p,.utility-inner a{display:inline-flex;align-items:center;gap:8px;color:inherit;white-space:nowrap}
.utility-inner>div{display:flex;gap:24px}
.utility-inner a{transition:color var(--t) var(--ease)}
.utility-inner a:hover{color:#fff}
.utility-inner svg{width:15px;height:15px;color:var(--accent)}
.site-header{position:sticky;top:0;z-index:30;background:var(--brand);color:var(--on-dark);transition:box-shadow var(--t) var(--ease),background var(--t) var(--ease)}
.site-header.is-scrolled{background:#164838f5;box-shadow:0 10px 30px -18px #000c;backdrop-filter:saturate(1.4) blur(8px)}
.header-inner{max-width:var(--container);margin:auto;padding:0 var(--gutter);height:var(--header);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;flex:none}
.brand-lockup{width:auto;height:34px}
.site-header .brand-lockup,.site-footer .brand-lockup{filter:brightness(0) invert(1)}
.desktop-nav{display:flex;align-items:center;gap:4px;font-size:15px;font-weight:500}
.desktop-nav>a,.products-menu-trigger{position:relative;display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 12px;border:0;border-radius:var(--r-sm);background:none;color:#dfe9e2;white-space:nowrap;transition:color var(--t) var(--ease),background var(--t) var(--ease)}
.desktop-nav>a:hover,.products-menu-trigger:hover,.products-menu-trigger[aria-expanded="true"]{color:#fff;background:#ffffff12}
.desktop-nav>a[aria-current]:not(.nav-cta),.products-menu-trigger[data-current]{color:#fff}
.desktop-nav>a[aria-current]:not(.nav-cta)::after,.products-menu-trigger[data-current]::after{content:'';position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--accent)}
.products-menu-trigger[data-current]::after{right:28px}
.products-menu-trigger svg{width:14px;height:14px;opacity:.8;transition:transform var(--t) var(--ease)}
.products-menu-trigger[aria-expanded="true"] svg{transform:rotate(180deg)}
.desktop-nav .nav-cta{margin-left:12px;padding:0 16px;background:var(--accent);color:var(--brand-ink);font-weight:600}
.desktop-nav .nav-cta svg{width:16px;height:16px;transition:transform var(--t) var(--ease)}
.desktop-nav .nav-cta:hover{background:var(--accent-hover);color:var(--brand-ink)}
.desktop-nav .nav-cta:hover svg{transform:translateX(2px)}
.site-header :focus-visible,.utility-bar :focus-visible{outline-color:var(--accent)}
.products-menu{position:relative}
.products-submenu{position:absolute;top:calc(100% + 10px);left:0;width:280px;padding:8px;background:var(--canvas);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-lg);animation:menu-in 160ms var(--ease)}
.products-submenu::before{content:'';position:absolute;inset:-12px 0 auto;height:12px}
.products-submenu a{display:flex;align-items:center;justify-content:space-between;padding:11px 12px;border-radius:var(--r-sm);color:var(--text);font-size:15px;font-weight:500;transition:background var(--t) var(--ease),color var(--t) var(--ease)}
.products-submenu a::after{content:'→';opacity:0;transform:translateX(-4px);transition:opacity var(--t) var(--ease),transform var(--t) var(--ease);color:var(--brand)}
.products-submenu a:hover,.products-submenu a[aria-current]{background:var(--brand-50);color:var(--brand)}
.products-submenu a:hover::after{opacity:1;transform:none}
@keyframes menu-in{from{opacity:0;transform:translateY(-4px)}}
.menu-toggle{display:none;align-items:center;gap:10px;height:44px;padding:0 4px 0 12px;border:0;background:none;color:var(--on-dark);font-size:15px;font-weight:500}

/* Mobile drawer: full-height sheet — categories first, pages second, actions pinned */
.mobile-drawer{position:fixed;inset:0 0 0 auto;margin:0;width:min(100vw,420px);height:100dvh;max-height:100dvh;max-width:none;border:0;padding:0;background:var(--canvas);color:var(--text);overflow:hidden;box-shadow:var(--shadow-lg)}
.mobile-drawer[open]{display:flex;flex-direction:column;animation:drawer-in .28s var(--ease)}
.mobile-drawer::backdrop{background:#0b2a20b3;backdrop-filter:blur(3px)}
@keyframes drawer-in{from{transform:translateX(100%)}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;flex:none;height:var(--header);padding:0 8px 0 var(--gutter);background:var(--brand);color:#fff}
.drawer-head .brand-lockup{height:30px;filter:brightness(0) invert(1)}
.drawer-close{border:0;background:none;color:#fff}
.drawer-close:hover:not(:disabled){background:#ffffff1a;color:#fff;border:0}
.drawer-body{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:20px var(--gutter) 24px}
.drawer-label{margin:0 0 10px;font-size:var(--fs-label);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.drawer-categories{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:28px}
.drawer-categories a{display:flex;flex-direction:column;gap:2px;padding:8px 10px 10px;border-radius:var(--r);background:var(--surface);transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.drawer-categories a:active,.drawer-categories a:hover{background:var(--surface-2)}
.drawer-categories a[aria-current]{background:var(--brand-50);box-shadow:inset 0 0 0 1.5px var(--brand)}
.drawer-thumb{display:block;aspect-ratio:2/1;margin-bottom:6px;border-radius:var(--r-sm);overflow:hidden}
.drawer-thumb img{width:100%;height:100%;object-fit:contain;padding:6%;mix-blend-mode:multiply}
.drawer-cat-name{font-size:14.5px;font-weight:600;line-height:1.3;color:var(--ink)}
.drawer-categories small{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.drawer-pages{display:grid;border-top:1px solid var(--line)}
.drawer-pages a{display:flex;align-items:center;justify-content:space-between;min-height:54px;border-bottom:1px solid var(--line);font-size:16.5px;font-weight:500;color:var(--ink)}
.drawer-pages a svg{width:18px;height:18px;color:var(--subtle);transition:transform var(--t) var(--ease),color var(--t) var(--ease)}
.drawer-pages a:hover svg{color:var(--brand);transform:translateX(3px)}
.drawer-pages a[aria-current],.drawer-pages a[aria-current] svg{color:var(--brand)}
.drawer-pages a[aria-current]{font-weight:600}
.drawer-actions{flex:none;display:grid;gap:10px;padding:14px var(--gutter) max(16px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--canvas);box-shadow:0 -12px 24px -20px #10281e59}
.drawer-cta{width:100%;min-height:52px}
.drawer-quick{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-quick .button{min-height:46px;padding:0 12px;font-size:14.5px}
body.drawer-open,body.image-open{overflow:hidden}

/* Shared page structure */
.page-intro{padding-top:clamp(32px,4.5vw,56px);padding-bottom:clamp(24px,3vw,36px)}
.page-intro h1{max-width:820px}
.page-intro>p:not(.eyebrow){max-width:60ch;margin-top:14px;font-size:var(--fs-lead)}
.page-intro .breadcrumbs{padding:0;margin-bottom:18px}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:20px;padding-bottom:4px;font-size:var(--fs-xs);color:var(--muted)}
.breadcrumbs a{transition:color var(--t) var(--ease)}
.breadcrumbs a:hover{color:var(--brand)}
.breadcrumbs>span:not(:last-child){color:var(--subtle)}
.breadcrumbs>span:last-child{color:var(--ink);max-width:48ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.section-head,.home-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.home-section-head .eyebrow{margin-bottom:10px}
.section-head h2{font-size:clamp(23px,2vw,28px)}

/* Product card */
.product-card{position:relative;display:flex;flex-direction:column;min-width:0;border-radius:var(--r)}
.product-card__image{position:relative;aspect-ratio:1;overflow:hidden;border-radius:var(--r);background:var(--surface);transition:background var(--t) var(--ease)}
.product-card__image img{width:100%;height:100%;object-fit:contain;padding:11%;mix-blend-mode:multiply;transition:transform .35s var(--ease)}
.product-card h3{margin-top:14px;font-size:15px;font-weight:500;line-height:1.4;letter-spacing:0;color:var(--ink);transition:color var(--t) var(--ease)}
.product-card h3>span{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.product-card__meta{margin-top:3px;font-size:var(--fs-xs);color:var(--muted);font-variant-numeric:tabular-nums}
.product-card:hover .product-card__image{background:var(--surface-2)}
.product-card:hover .product-card__image img{transform:scale(1.04)}
.product-card:hover h3{color:var(--brand)}
.product-card:focus-visible{outline-offset:6px}
.product-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:36px 22px}

/* Home: hero — copy band above the full poster */
.hero{display:block;margin-top:20px;border-radius:var(--r-lg);overflow:hidden;background:var(--brand-deep);max-width:calc(var(--container) - 2*var(--gutter));width:calc(100% - 2*var(--gutter));padding:0}
.hero-copy{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:16px 56px;align-items:end;padding:clamp(28px,3.5vw,48px);color:var(--on-dark);background:radial-gradient(120% 140% at 0% 0%,#1f5a47 0%,transparent 60%),var(--brand-deep)}
.hero-copy .eyebrow{grid-column:1;color:var(--accent);margin-bottom:6px}
.hero-copy h1{grid-column:1;color:#fff;font-size:var(--fs-display);line-height:1.06;letter-spacing:-.025em}
.hero-copy h1 span{color:var(--accent)}
.hero-lead{grid-column:2;grid-row:1/span 2;align-self:end;max-width:440px;font-size:var(--fs-lead);line-height:1.6;color:var(--on-dark-muted)}
.hero-actions{grid-column:2;display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.hero-controls{grid-column:1;grid-row:3;align-self:end;padding-top:8px}
.slide-dots{display:flex;gap:20px}
.slide-dot{position:relative;flex:1;max-width:180px;display:flex;align-items:baseline;gap:8px;padding:14px 0 0;border:0;background:none;color:#ffffff80;font-size:14px;font-weight:500;text-align:left;transition:color var(--t) var(--ease)}
.slide-dot span{font-size:12px;letter-spacing:.06em;font-variant-numeric:tabular-nums;opacity:.8}
.slide-dot::before,.slide-dot::after{content:'';position:absolute;top:0;left:0;height:2px;border-radius:2px}
.slide-dot::before{right:0;background:#ffffff2a}
.slide-dot::after{width:0;background:var(--accent)}
.slide-dot:hover,.slide-dot.is-active{color:#fff}
.slide-dot.is-active::after{width:100%}
.hero.is-playing .slide-dot.is-active::after{animation:slide-progress 6.5s linear}
@keyframes slide-progress{from{width:0}}
.hero-media{position:relative;aspect-ratio:2.35/1}
.hero-slides,.hero-slide{position:absolute;inset:0}
.hero-slide{opacity:0;visibility:hidden;transition:opacity .9s var(--ease),visibility .9s}
.hero-slide.is-active{opacity:1;visibility:visible;z-index:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;object-position:50% 50%;transform:scale(1.04);transition:transform 7s linear}
.hero-slide.is-active img{transform:none}

/* Home: proof band */
.home-proof{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:20px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--canvas);max-width:calc(var(--container) - 2*var(--gutter));width:calc(100% - 2*var(--gutter));padding:0}
.home-proof>div{display:flex;flex-direction:column;gap:4px;padding:24px 28px}
.home-proof>div+div{border-left:1px solid var(--line)}
.home-proof strong{font-size:clamp(24px,2.3vw,30px);font-weight:600;letter-spacing:-.02em;line-height:1.15;color:var(--brand);font-variant-numeric:tabular-nums}
.home-proof span{font-size:var(--fs-xs);color:var(--muted)}

/* Home: quality & compliance */
.home-quality{margin-top:var(--section);padding:var(--section) 0;background:var(--surface)}
.quality-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(32px,5vw,80px);align-items:center}
.quality-copy>p:not(.eyebrow){margin-top:16px;max-width:460px}
.quality-list{list-style:none;padding:0;margin:28px 0 20px;display:grid;gap:18px}
.quality-list li{display:flex;gap:14px;align-items:flex-start}
.quality-list svg{width:40px;height:40px;padding:10px;border-radius:var(--r);background:var(--canvas);color:var(--brand);box-shadow:0 0 0 1px var(--line);flex:none}
.quality-list span{display:grid;gap:2px;font-size:var(--fs-sm);color:var(--muted);line-height:1.45}
.quality-list strong{font-size:15.5px;font-weight:600;color:var(--ink)}
.certificates{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.certificate{display:flex;flex-direction:column;border-radius:var(--r-lg);background:var(--canvas);box-shadow:0 0 0 1px var(--line),var(--shadow-sm);overflow:hidden;transition:box-shadow var(--t) var(--ease),transform var(--t) var(--ease)}
.certificate:hover{box-shadow:0 0 0 1px var(--line-strong),var(--shadow-lg);transform:translateY(-3px)}
.certificate__cover{display:flex;justify-content:center;align-items:flex-end;height:220px;padding:24px 24px 0;background:linear-gradient(180deg,var(--brand-50),#e3ece5);overflow:hidden}
.certificate__cover img{width:62%;border-radius:3px 3px 0 0;box-shadow:0 -2px 30px -8px #10281e4d;transition:transform .4s var(--ease)}
.certificate:hover .certificate__cover img{transform:translateY(-6px)}
.certificate__body{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:20px 22px 22px;flex:1}
.certificate__body strong{font-size:17px;font-weight:600;line-height:1.3;color:var(--ink)}
.certificate dl{width:100%;margin:0;display:grid;gap:0;border-top:1px solid var(--line)}
.certificate dl div{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--line)}
.certificate dt{font-size:var(--fs-xs);color:var(--muted)}
.certificate dd{margin:0;font-size:var(--fs-xs);font-weight:500;color:var(--ink);text-align:right}
.certificate__link{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--brand)}
.certificate__link svg{width:16px;height:16px;transition:transform var(--t) var(--ease)}
.certificate:hover .certificate__link svg{transform:translateX(3px)}

/* Home: product range */
.home-range{padding-top:var(--section);padding-bottom:var(--section)}
.range-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.range-card{position:relative;display:flex;flex-direction:column;border-radius:var(--r-lg);background:var(--surface);overflow:hidden;transition:background var(--t) var(--ease)}
.range-card__image{display:block;aspect-ratio:5/4;overflow:hidden}
.range-card__image img{width:100%;height:100%;object-fit:contain;padding:12%;mix-blend-mode:multiply;transition:transform .5s var(--ease)}
.range-card__body{display:grid;align-content:start;gap:4px;min-height:132px;padding:0 84px 28px 28px}
.range-card__count{font-size:var(--fs-label);font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);font-variant-numeric:tabular-nums}
.range-card strong{font-size:22px;font-weight:600;letter-spacing:-.015em;line-height:1.25;color:var(--ink)}
.range-card__note{font-size:var(--fs-sm);color:var(--muted)}
.range-card__arrow{position:absolute;right:24px;bottom:28px;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--canvas);color:var(--brand);box-shadow:var(--shadow-sm);transition:background var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease)}
.range-card__arrow svg{width:18px;height:18px}
.range-card:hover{background:var(--surface-2)}
.range-card:hover .range-card__image img{transform:scale(1.05)}
.range-card:hover .range-card__arrow{background:var(--brand);color:#fff;transform:translateX(2px)}

/* Home: OEM process with factory photography */
.home-factory{padding:var(--section) 0;background:var(--brand-ink);color:var(--on-dark)}
.factory-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:center}
.factory-image{aspect-ratio:1;overflow:hidden;border-radius:var(--r-lg)}
.factory-image img{width:100%;height:100%;object-fit:cover}
.factory-copy .eyebrow{color:var(--accent)}
.factory-copy h2{color:#fff}
.process-steps{list-style:none;padding:0;margin:32px 0 36px;display:grid}
.process-steps li{display:flex;gap:20px;padding:18px 0;border-top:1px solid #ffffff1f}
.process-steps li:last-child{border-bottom:1px solid #ffffff1f}
.process-steps li>span{flex:none;width:32px;padding-top:2px;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--accent);font-variant-numeric:tabular-nums}
.process-steps strong{font-size:17px;font-weight:600;color:#fff}
.process-steps p{margin-top:3px;font-size:var(--fs-sm);color:var(--on-dark-muted)}
.factory-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px}
.home-factory .button{--bg:var(--accent);--fg:var(--brand-ink);--bd:var(--accent)}
.home-factory .button:hover{--bg:var(--accent-hover);--bd:var(--accent-hover)}
.home-factory .text-link{color:var(--on-dark)}
.home-factory .text-link:hover{color:var(--accent)}

/* Home: insights */
.home-insights{padding-top:var(--section);padding-bottom:var(--section)}
.home-insights .article-grid{gap:28px}

/* Closing call to action — light band so the page does not end in stacked dark blocks */
.closing-cta{padding-bottom:var(--section)}
.about-process+.closing-cta{padding-top:var(--section)}
.closing-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:clamp(32px,4.5vw,56px);border:1px solid var(--brand-100);border-radius:var(--r-lg);background:var(--brand-50);max-width:calc(var(--container) - 2*var(--gutter));width:calc(100% - 2*var(--gutter))}
.closing-cta h2{font-size:clamp(26px,2.6vw,34px)}
.closing-cta p:not(.eyebrow){margin-top:12px;max-width:520px}
.closing-cta__actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}
.closing-cta .button--light{--bg:var(--brand);--fg:#fff;--bd:var(--brand)}
.closing-cta .button--light:hover{--bg:var(--brand-hover);--bd:var(--brand-hover)}
.closing-cta .button--ghost{--bg:var(--canvas);--fg:var(--brand);--bd:var(--line-strong)}
.closing-cta .button--ghost:hover{--bd:var(--brand)}
body:has(.prose .yy-cta) .closing-cta{display:none}

/* Footer */
.site-footer{padding-top:64px;background:var(--brand-ink);color:var(--on-dark)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-grid>*{min-width:0}
.footer-brand .brand-lockup{height:34px}
.footer-brand p{margin-top:18px;max-width:300px;font-size:var(--fs-sm);line-height:1.6;color:var(--on-dark-muted)}
.footer-quick{display:none;gap:10px;margin-top:20px}
.footer-col{display:flex;flex-direction:column;align-items:flex-start}
.footer-label{margin:0 0 12px;font-size:var(--fs-label);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.footer-group>summary{list-style:none;align-self:stretch;display:flex;align-items:center;justify-content:space-between;cursor:default}
.footer-group>summary::-webkit-details-marker{display:none}
.footer-group>summary svg{display:none}
.footer-group>nav{display:flex;flex-direction:column;align-items:flex-start}
.footer-col a{display:inline-flex;align-items:center;gap:10px;min-height:36px;font-size:var(--fs-sm);color:#cfdcd3;overflow-wrap:anywhere;transition:color var(--t) var(--ease)}
.footer-col a:hover{color:#fff}
.footer-col svg{width:17px;height:17px;color:var(--on-dark-muted)}
.footer-address{display:flex;gap:10px;margin-top:6px;font-size:var(--fs-sm);line-height:1.5;color:var(--on-dark-muted)}
.footer-address svg{margin-top:2px}
.footer-bottom{position:relative;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding-top:22px;padding-bottom:22px}
.footer-bottom::before{content:'';position:absolute;top:0;left:var(--gutter);right:var(--gutter);height:1px;background:#ffffff1a}
.footer-bottom p{font-size:13px;color:#8da598}

/* Floating contact: one round control, hidden whenever another contact surface is in view */
.contact-widget{position:fixed;right:24px;bottom:max(24px,env(safe-area-inset-bottom));z-index:40;transition:opacity var(--t) var(--ease),transform var(--t) var(--ease)}
.contact-widget.is-deferred,.contact-widget.at-footer,body:has(.quote-bar.is-visible) .contact-widget{opacity:0;transform:translateY(12px);pointer-events:none}
.yy-contact .contact-widget{display:none}
.contact-trigger{display:flex;align-items:center;justify-content:center;width:52px;height:52px;padding:0;border:0;border-radius:50%;background:var(--brand);color:#fff;box-shadow:0 14px 30px -12px #0b2a20a6;transition:background var(--t) var(--ease),transform var(--t) var(--ease)}
.contact-trigger span{display:none}
.contact-trigger:hover{background:var(--brand-hover);transform:translateY(-2px)}
.contact-panel{width:300px;max-width:calc(100vw - 32px);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--canvas);box-shadow:var(--shadow-lg);animation:menu-in .2s var(--ease)}
.contact-panel-head{display:flex;align-items:center;justify-content:space-between;padding:12px 8px 12px 20px;background:var(--brand);color:#fff}
.contact-panel-head strong{font-size:16px;font-weight:600;color:#fff}
.contact-panel-head .icon-button{border:0;background:none;color:#fff}
.contact-panel-head .icon-button:hover{background:#ffffff1a;color:#fff}
.contact-panel>a{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--line);transition:background var(--t) var(--ease)}
.contact-panel>a:last-child{border:0}
.contact-panel>a:hover{background:var(--brand-50)}
.contact-panel>a>svg{width:36px;height:36px;padding:8px;border-radius:50%;background:var(--brand-50);color:var(--brand)}
.contact-panel>a span{min-width:0}
.contact-panel>a strong{display:block;font-size:15px;font-weight:600;color:var(--ink)}
.contact-panel small{display:block;font-size:var(--fs-xs);color:var(--muted);overflow-wrap:anywhere}

/* Catalog */
.catalog{padding-bottom:var(--section)}
.catalog-bar{margin-bottom:32px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.category-nav{display:inline-flex;gap:4px;padding:4px;border-radius:var(--r);background:var(--surface);max-width:100%;overflow-x:auto;scrollbar-width:none}
.category-nav::-webkit-scrollbar{display:none}
.category-nav a{display:inline-flex;align-items:center;gap:8px;flex:none;height:40px;padding:0 14px;border-radius:var(--r-sm);font-size:14.5px;font-weight:500;color:var(--muted);transition:background var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.category-nav a span{font-size:12.5px;color:var(--subtle);font-variant-numeric:tabular-nums}
.category-nav a:hover{color:var(--ink)}
.category-nav a[aria-current]{background:var(--canvas);color:var(--brand);font-weight:600;box-shadow:var(--shadow-sm),0 0 0 1px var(--line)}
.category-nav a[aria-current] span{color:var(--brand)}
.pagination{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:56px}
.pagination>a{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 8px;border:1px solid var(--line);border-radius:var(--r-sm);font-size:14.5px;font-weight:500;color:var(--text);font-variant-numeric:tabular-nums;transition:border-color var(--t) var(--ease),color var(--t) var(--ease),background var(--t) var(--ease)}
.pagination>a:hover{border-color:var(--brand);color:var(--brand)}
.pagination>a.icon-button{width:auto;border-radius:var(--r-sm)}
.pagination [aria-current]{background:var(--brand);border-color:var(--brand);color:#fff}
.pagination [aria-current]:hover{color:#fff}
.pagination-gap{min-width:24px;text-align:center;color:var(--subtle)}

/* Product detail */
.product-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start;padding-top:16px;padding-bottom:clamp(40px,5vw,64px)}
.product-gallery{min-width:0;position:sticky;top:calc(var(--header) + 24px)}
.main-image{position:relative;display:block;width:100%;aspect-ratio:1;padding:9%;border:0;border-radius:var(--r-lg);background:var(--surface);cursor:zoom-in}
.main-image img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:opacity .2s}
.main-image img.is-loading{opacity:.55}
.zoom-icon{position:absolute;top:16px;right:16px;display:flex;padding:10px;border-radius:50%;background:#fff;color:var(--ink);box-shadow:var(--shadow-sm);opacity:.85;transition:opacity var(--t) var(--ease),transform var(--t) var(--ease)}
.main-image:hover .zoom-icon{opacity:1;transform:scale(1.06)}
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;padding:2px;scrollbar-width:thin}
.gallery-thumbs button{flex:none;width:76px;height:76px;padding:6px;border:1px solid transparent;border-radius:var(--r);background:var(--surface);transition:border-color var(--t) var(--ease),background var(--t) var(--ease)}
.gallery-thumbs button:hover{background:var(--surface-2)}
.gallery-thumbs [aria-pressed="true"]{border-color:var(--brand);box-shadow:inset 0 0 0 1px var(--brand)}
.gallery-thumbs img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.product-summary{padding-top:8px}
.product-summary h1{font-size:clamp(28px,2.8vw,40px);line-height:1.14}
.product-summary>.lead{margin-top:16px;font-size:17.5px}
.product-facts{margin:28px 0 0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.product-facts div{display:grid;grid-template-columns:150px 1fr}
.product-facts div+div{border-top:1px solid var(--line)}
.product-facts dt,.product-facts dd{padding:14px 18px;font-size:var(--fs-sm)}
.product-facts dt{display:flex;align-items:center;background:var(--surface);font-size:var(--fs-xs);font-weight:500;color:var(--muted)}
.product-facts dd{margin:0;color:var(--ink);overflow-wrap:anywhere}
.product-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.product-actions .button{min-height:52px;padding:0 26px}
.product-assurance{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;padding:0;margin:20px 0 0}
.product-assurance li{display:flex;align-items:center;gap:7px;font-size:var(--fs-xs);font-weight:500;color:var(--muted)}
.product-assurance svg{width:16px;height:16px;color:var(--brand);stroke-width:2.2}
.product-information{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:clamp(32px,4vw,56px);padding-top:clamp(40px,5vw,64px);padding-bottom:var(--section);background:linear-gradient(var(--line),var(--line)) var(--gutter) 0/calc(100% - 2*var(--gutter)) 1px no-repeat;align-items:start}
.product-information>*{min-width:0}
.product-information h2{font-size:24px;margin-bottom:18px}
.product-information h3{font-size:19px;margin:40px 0 16px}
.spec-table{width:100%;border-collapse:collapse;font-size:var(--fs-sm);line-height:1.55;font-variant-numeric:tabular-nums}
.spec-table th,.spec-table td{padding:14px 16px 14px 0;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:break-word;hyphens:auto}
.spec-table tbody th{width:36%;font-size:var(--fs-xs);font-weight:500;color:var(--muted)}
.spec-table td{color:var(--ink)}
.spec-table thead th{padding:12px 16px;background:var(--surface);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:0}
.spec-table thead+tbody td{padding-left:16px}
.spec-table thead th:first-child{border-radius:var(--r-sm) 0 0 var(--r-sm)}
.spec-table thead th:last-child{border-radius:0 var(--r-sm) var(--r-sm) 0}
.product-information>aside{position:sticky;top:calc(var(--header) + 24px);padding:28px;border-radius:var(--r-lg);background:var(--surface)}
.product-information>aside h2{font-size:18px;margin-bottom:14px}
.product-information>aside h2:not(:first-child){margin-top:32px}
.simple-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.simple-list li{position:relative;padding-left:26px;font-size:var(--fs-sm);color:var(--text)}
.simple-list li::before,.prose .yy-checklist li::before{content:'';position:absolute;left:0;top:.38em;width:16px;height:16px;border-radius:50%;background:var(--brand-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23174b3b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/11px no-repeat}
.document-links{display:grid;gap:8px;margin-bottom:12px}
.document-links a{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--r-sm);background:var(--canvas);font-size:14px;font-weight:500;color:var(--ink);box-shadow:0 0 0 1px var(--line);transition:box-shadow var(--t) var(--ease),color var(--t) var(--ease)}
.document-links a span{flex:1;min-width:0}
.document-links a svg{width:18px;height:18px;color:var(--brand)}
.document-links a svg:last-child{color:var(--subtle);transition:color var(--t) var(--ease),transform var(--t) var(--ease)}
.document-links a:hover{box-shadow:0 0 0 1px var(--brand);color:var(--brand)}
.document-links a:hover svg:last-child{color:var(--brand);transform:translateY(2px)}
.full-product-details{margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.full-product-details>summary{display:flex;align-items:center;justify-content:space-between;min-height:60px;cursor:pointer;list-style:none;font-size:16px;font-weight:600;color:var(--ink)}
.full-product-details>summary::-webkit-details-marker{display:none}
.full-product-details>summary::after{content:'+';font-size:22px;font-weight:300;color:var(--brand);transition:transform var(--t) var(--ease)}
.full-product-details[open]>summary::after{transform:rotate(45deg)}
.full-product-details .prose{padding-bottom:24px}
.related-products{padding-bottom:var(--section)}
.product-grid--related{grid-template-columns:repeat(5,minmax(0,1fr))}
.quote-bar{display:none}
.image-dialog{border:0;padding:20px;max-width:min(94vw,1100px);max-height:92vh;border-radius:var(--r-lg);background:var(--canvas);box-shadow:var(--shadow-lg)}
.image-dialog::backdrop{background:#0b2a20d9;backdrop-filter:blur(4px)}
.image-dialog[open]{animation:menu-in .2s var(--ease)}
.image-dialog>img{max-width:100%;max-height:80vh;object-fit:contain;margin:auto}
.image-dialog .dialog-close{position:sticky;top:0;margin:0 0 8px auto;border:0;display:flex}

/* Documents */
.documents-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding-bottom:var(--section)}
.document-row{display:grid;grid-template-columns:140px minmax(0,1fr);gap:28px;padding:28px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--canvas);transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.document-row:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.document-cover{align-self:start;display:block;padding:12px;border-radius:var(--r);background:var(--surface)}
.document-cover img{width:100%;border-radius:2px;box-shadow:0 1px 2px #0000001a,0 10px 20px -12px #10281e59;transition:transform .35s var(--ease)}
.document-row:hover .document-cover img{transform:translateY(-3px)}
.document-copy{display:flex;flex-direction:column;align-items:flex-start;min-width:0}
.document-meta{display:flex;align-items:center;gap:10px;font-size:var(--fs-xs)}
.document-copy h2{margin-top:12px;font-size:21px;line-height:1.3}
.document-copy>p:not(.document-meta){margin-top:10px;font-size:var(--fs-sm)}
.document-copy dl{width:100%;margin:16px 0 0;border-top:1px solid var(--line)}
.document-copy dl>div{display:grid;grid-template-columns:90px 1fr;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.document-copy dt{font-size:var(--fs-xs);color:var(--muted)}
.document-copy dd{margin:0;color:var(--ink);overflow-wrap:anywhere}
.document-copy .button{margin-top:20px}

/* Contact */
.contact-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;align-items:start;padding-bottom:var(--section)}
.contact-form-card{padding:clamp(24px,3vw,40px);border:1px solid var(--line);border-radius:var(--r-lg);background:var(--canvas);box-shadow:var(--shadow-sm)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-grid label{display:grid;gap:8px;min-width:0;font-size:14px;font-weight:500;color:var(--ink)}
.form-grid .full{grid-column:1/-1}
.form-grid input,.form-grid textarea{width:100%;padding:12px 14px;border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--canvas);font-size:16px;line-height:1.5;color:var(--ink);transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.form-grid input{height:50px}
.form-grid textarea{min-height:160px;max-height:480px;resize:none}
.form-grid input:hover,.form-grid textarea:hover{border-color:#a9b6ad}
.form-grid input:focus,.form-grid textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px #174b3b1f}
.form-grid input:user-invalid,.form-grid textarea:user-invalid{border-color:var(--danger);box-shadow:0 0 0 4px #a52c3514}
.form-grid ::placeholder{color:#87938b;opacity:1}
.inquiry-form>.button{margin-top:24px;min-height:52px;padding:0 28px}
.inquiry-form[aria-busy="true"]>.button{opacity:.7}
.form-status{margin-top:16px;font-size:var(--fs-sm)}
.form-status:empty{display:none}
.form-status.is-error,.form-status.is-success{padding:12px 16px;border-radius:var(--r-sm)}
.form-status.is-error{color:var(--danger);background:#a52c350f}
.form-status.is-success{color:var(--success);background:var(--brand-50)}
.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.contact-aside{padding:clamp(24px,3vw,36px);border-radius:var(--r-lg);background:var(--brand-deep);color:var(--on-dark)}
.contact-aside h2{color:#fff;font-size:22px}
.contact-company{margin-top:8px;font-size:var(--fs-sm);color:var(--on-dark-muted)}
.contact-company span{font-size:14px;opacity:.8}
.contact-details{margin:24px 0}
.contact-details div{padding:14px 0;border-top:1px solid #ffffff1a}
.contact-details dt{display:flex;align-items:center;gap:8px;font-size:var(--fs-label);font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.contact-details dt svg{width:15px;height:15px}
.contact-details dd{margin:6px 0 0;font-size:16px;color:#fff;overflow-wrap:anywhere}
.contact-details a:hover{text-decoration:underline;text-underline-offset:4px}
.contact-steps{list-style:none;margin:0 0 16px;padding:18px 0 0;border-top:1px solid #ffffff1a;display:grid;gap:12px}
.contact-steps li{display:flex;align-items:center;gap:12px;font-size:var(--fs-sm);color:var(--on-dark-muted)}
.contact-steps span{display:inline-flex;align-items:center;justify-content:center;flex:none;width:26px;height:26px;border-radius:50%;background:#ffffff14;color:var(--accent);font-size:13px;font-weight:600}
.contact-aside .text-link{color:var(--accent)}
.contact-aside .text-link:hover{color:#fff}

/* About */
.about-overview{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(32px,5vw,64px);align-items:start;padding-bottom:var(--section)}
.about-hero{aspect-ratio:4/3;overflow:hidden;border-radius:var(--r-lg)}
.about-hero img{width:100%;height:100%;object-fit:cover}
.about-content h2{font-size:clamp(24px,2.2vw,30px);margin-bottom:18px}
.about-content .prose{font-size:var(--fs-body)}
.about-content .prose p{margin-bottom:16px}
.about-facts{margin:20px 0 0;border-top:1px solid var(--line)}
.about-facts div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:var(--fs-sm)}
.about-facts dt{font-size:var(--fs-xs);color:var(--muted)}
.about-facts dd{margin:0;color:var(--ink)}
.about-process{padding-top:var(--section);padding-bottom:var(--section);box-shadow:0 0 0 100vmax var(--surface);clip-path:inset(0 -100vmax);background:var(--surface)}
.process-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.process-card{display:flex;flex-direction:column;padding:12px 12px 24px;border-radius:var(--r-lg);background:var(--canvas);box-shadow:var(--shadow-sm)}
.process-card__image{aspect-ratio:4/3;overflow:hidden;border-radius:var(--r)}
.process-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.process-card:hover .process-card__image img{transform:scale(1.04)}
.process-step{margin:20px 12px 0;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brand);font-variant-numeric:tabular-nums}
.process-card h3{margin:6px 12px 0;font-size:20px}
.process-card p{margin:8px 12px 0;font-size:var(--fs-sm)}

/* Insights */
.blog-list{padding-bottom:var(--section)}
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 28px}
.article-card{display:flex;flex-direction:column;min-width:0}
.article-cover{aspect-ratio:16/10;overflow:hidden;border-radius:var(--r);background:var(--surface)}
.article-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.article-card time{margin-top:18px;font-size:var(--fs-xs);color:var(--muted)}
.article-card h2{margin-top:6px;font-size:19px;line-height:1.35;letter-spacing:-.01em;transition:color var(--t) var(--ease)}
.article-card>p{margin-top:10px;font-size:var(--fs-sm);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
.article-card:hover .article-cover img{transform:scale(1.04)}
.article-card:hover h2{color:var(--brand)}
.article-card--featured{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:center;gap:0;border-radius:var(--r-lg);overflow:hidden;background:var(--surface)}
.article-card--featured .article-cover{grid-row:1/span 4;aspect-ratio:16/10;height:100%;border-radius:0}
.article-card--featured time,.article-card--featured h2,.article-card--featured>p,.article-card--featured .text-link{margin-left:clamp(24px,4vw,56px);margin-right:clamp(24px,4vw,56px)}
.article-card--featured time{align-self:end;margin-top:0}
.article-card--featured h2{font-size:clamp(24px,2.3vw,30px);line-height:1.22}
.article-card--featured>p{font-size:16.5px}
.article-card--featured .text-link{align-self:start;margin-top:16px}

/* Article */
.article-layout{padding-bottom:var(--section)}
.article-header{max-width:820px;padding:24px 0 32px}
.article-header h1{font-size:clamp(30px,3.4vw,44px);line-height:1.14}
.article-header .lead{margin-top:18px;font-size:19px}
.article-header time{display:block;margin-top:18px;font-size:var(--fs-xs);color:var(--muted)}
.article-hero{max-width:820px;aspect-ratio:2/1;margin-bottom:48px;overflow:hidden;border-radius:var(--r-lg)}
.article-hero img{width:100%;height:100%;object-fit:cover}
.article-body{display:grid;grid-template-columns:minmax(0,760px) minmax(200px,260px);justify-content:space-between;gap:56px;align-items:start}
.article-toc{position:sticky;top:calc(var(--header) + 32px);padding:20px;border-radius:var(--r-lg);background:var(--surface)}
.article-toc .eyebrow{color:var(--muted)}
.article-toc nav{display:grid;gap:2px;margin:0 0 18px;max-height:56vh;overflow-y:auto}
.article-toc nav a{position:relative;padding:7px 0 7px 14px;font-size:var(--fs-xs);line-height:1.4;color:var(--muted);border-left:2px solid var(--line);transition:color var(--t) var(--ease),border-color var(--t) var(--ease)}
.article-toc nav a:hover{color:var(--ink)}
.article-toc nav a[aria-current]{color:var(--brand);font-weight:600;border-color:var(--brand)}
.article-toc .button{width:100%}

/* Prose and editorial components */
.prose{min-width:0;font-size:18px;line-height:1.75;color:var(--text);overflow-wrap:anywhere}
.prose>p,.prose section>p,.prose .yy-product-evidence>p{margin:0 0 22px;color:var(--text)}
.prose ul,.prose ol{margin:0 0 24px;padding-left:22px}
.prose li{margin-bottom:8px}
.prose li::marker{color:var(--brand)}
.prose h2{margin:52px 0 18px;font-size:clamp(24px,2.2vw,29px);scroll-margin-top:calc(var(--header) + 24px)}
.prose h3{margin:32px 0 12px;font-size:20px}
.prose strong,.prose b{color:var(--ink);font-weight:600}
.prose a{color:var(--brand);text-decoration:underline;text-decoration-color:#174b3b59;text-underline-offset:3px;transition:text-decoration-color var(--t) var(--ease)}
.prose a:hover{text-decoration-color:var(--brand)}
.prose figure,.prose .yy-figure{margin:36px 0}
.prose img{max-height:480px;width:auto;margin:0 auto;object-fit:contain;border-radius:var(--r)}
.prose figcaption{margin-top:12px;font-size:14.5px;color:var(--muted);text-align:center}
.prose table{width:100%;border-collapse:collapse;font-size:var(--fs-sm);line-height:1.5;font-variant-numeric:tabular-nums}
.prose>table{display:block;overflow-x:auto;margin:32px 0}
.prose th,.prose td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;min-width:120px}
.prose thead th{background:var(--surface);font-size:var(--fs-xs);font-weight:600;color:var(--ink);border-bottom:1px solid var(--line-strong)}
.prose tbody tr:hover{background:#f9fbf8}
.prose .yy-table-wrap{margin:32px 0;overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
.prose .yy-table-wrap table{margin:0}
.prose .yy-table-wrap tr:last-child td{border-bottom:0}
.prose blockquote{margin:32px 0;padding:4px 0 4px 24px;border-left:3px solid var(--accent);font-size:19px;color:var(--ink)}
.prose details{border-bottom:1px solid var(--line)}
.prose summary{display:flex;justify-content:space-between;gap:16px;padding:18px 0;cursor:pointer;list-style:none;font-size:17px;font-weight:600;color:var(--ink)}
.prose summary::-webkit-details-marker{display:none}
.prose summary::after{content:'+';flex:none;font-size:22px;line-height:1;font-weight:300;color:var(--brand);transition:transform var(--t) var(--ease)}
.prose details[open] summary::after{transform:rotate(45deg)}
.prose .yy-faq{margin:24px 0 36px;border-top:1px solid var(--line)}
.prose .yy-faq-answer{padding:0 0 18px}
.prose .yy-faq-answer p{margin:0 0 10px}
.prose .yy-note{margin:28px 0;padding:18px 22px;border-left:3px solid var(--brand);border-radius:0 var(--r) var(--r) 0;background:var(--brand-50);font-size:17px;color:var(--ink)}
.prose .yy-note p:last-child,.prose .yy-panel>:last-child,.prose .yy-card>:last-child{margin-bottom:0}
.prose .yy-panel{margin:32px 0;padding:24px 28px;border-radius:var(--r-lg);background:var(--surface)}
.prose .yy-panel ul{margin-bottom:0}
.prose .yy-panel--summary{background:var(--brand-50);box-shadow:inset 3px 0 0 var(--brand)}
.prose .yy-panel--answer{background:#f6f8ee;box-shadow:inset 3px 0 0 var(--accent)}
.prose .yy-panel--source{background:var(--canvas);border:1px solid var(--line);font-size:var(--fs-sm)}
.prose .yy-label{display:block;margin-bottom:10px;font-size:var(--fs-label);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--brand)}
.prose .yy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:28px 0}
.prose .yy-card{padding:22px;border:1px solid var(--line);border-radius:var(--r);background:var(--canvas)}
.prose .yy-card>b:first-child{display:block;margin-bottom:6px;font-size:var(--fs-label);font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}
.prose .yy-card h3{margin:0 0 8px;font-size:18px}
.prose .yy-card p{margin:0;font-size:var(--fs-sm);line-height:1.6}
.prose .yy-checklist{list-style:none;padding:0;margin:20px 0 28px;display:grid;gap:10px}
.prose .yy-checklist li{position:relative;margin:0;padding-left:30px}
.prose .yy-checklist li::before{top:.4em;width:18px;height:18px}
.prose .yy-topic{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}
.prose .yy-topic span{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:15px;background:var(--surface);font-size:13px;font-weight:500;color:var(--muted)}
.prose .yy-cta{margin:48px 0 0;padding:32px;border-radius:var(--r-lg);background:var(--brand);color:var(--on-dark)}
.prose .yy-cta h2{margin:0 0 10px;color:#fff;font-size:24px}
.prose .yy-cta p{color:var(--on-dark-muted);margin-bottom:20px}
.prose .yy-cta a{display:inline-flex;align-items:center;min-height:48px;padding:0 22px;border-radius:var(--r-sm);background:var(--accent);color:var(--brand-ink);font-size:15px;font-weight:600;text-decoration:none;transition:background var(--t) var(--ease)}
.prose .yy-cta a:hover{background:var(--accent-hover)}
.product-prose{font-size:16.5px}

/* 404 */
.error-page{padding-top:clamp(64px,10vw,120px);padding-bottom:clamp(64px,10vw,120px);max-width:720px}
.error-page>p:not(.eyebrow){margin-top:14px;font-size:var(--fs-lead)}
.error-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

/* Responsive */
@media(max-width:1180px){
  .desktop-nav{font-size:14.5px;gap:0}
  .desktop-nav>a,.products-menu-trigger{padding:0 9px}
  .desktop-nav .nav-cta{margin-left:8px}
  .product-grid,.product-grid--related{grid-template-columns:repeat(4,minmax(0,1fr))}
  .product-grid--related .product-card:nth-child(5){display:none}
}
@media(max-width:1040px){
  .utility-bar,.desktop-nav{display:none}
  .menu-toggle{display:flex}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .documents-list{grid-template-columns:1fr}
  .article-body{grid-template-columns:minmax(0,1fr)}
  .article-toc{display:none}
}
@media(max-width:900px){
  .hero-copy{display:flex;flex-direction:column;align-items:stretch;padding:28px 24px 24px}
  .hero-copy .eyebrow{margin-bottom:14px}
  .hero-lead{margin-top:14px}
  .hero-actions{margin-top:24px}
  .hero-controls{padding-top:28px}
  .hero-media{order:-1;aspect-ratio:3/2}
  .hero{display:flex;flex-direction:column}
  .home-proof{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-proof>div:nth-child(3){border-left:0}
  .home-proof>div:nth-child(n+3){border-top:1px solid var(--line)}
  .quality-grid{grid-template-columns:1fr}
  .range-grid{grid-template-columns:1fr 1fr}
  .product-grid,.product-grid--related{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 16px}
  .product-grid--related .product-card:nth-child(n+4){display:none}
  .factory-grid,.about-overview{grid-template-columns:1fr}
  .product-detail{grid-template-columns:1fr}
  .product-gallery{position:static;max-width:560px}
  .product-information{grid-template-columns:1fr}
  .product-information>aside{position:static}
  .contact-layout{grid-template-columns:1fr}
  .closing-cta__inner{flex-direction:column;align-items:flex-start}
  .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-card--featured{grid-template-columns:1fr}
  .article-card--featured .article-cover{grid-row:auto;height:auto}
  .article-card--featured time{margin-top:24px}
  .article-card--featured .text-link{margin-bottom:20px}
  .process-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  :root{--gutter:16px;--header:60px;--section:56px;--fs-body:16.5px;--fs-lead:16.5px;--fs-display:32px;--fs-h1:30px;--fs-h2:26px}
  .brand-lockup{height:30px}
  .hero{margin-top:12px;border-radius:var(--r)}
  .hero-actions .button{flex:1 1 auto}
  .home-proof{margin-top:12px;border-radius:var(--r)}
  .home-proof>div{padding:16px}
  .home-proof strong{font-size:22px}
  .home-section-head,.section-head{margin-bottom:20px}
  .home-section-head{flex-direction:column;align-items:flex-start;gap:4px}
  .certificates{grid-template-columns:1fr;gap:14px}
  .certificate{flex-direction:row}
  .certificate__cover{width:120px;height:auto;flex:none;padding:16px 14px 0}
  .certificate__cover img{width:100%}
  .certificate__body{padding:16px}
  .certificate__body strong{font-size:15.5px}
  .range-grid{grid-template-columns:1fr;gap:14px}
  .range-card{flex-direction:row;align-items:center}
  .range-card__image{width:120px;flex:none;aspect-ratio:1}
  .range-card__body{min-height:0;padding:16px 64px 16px 0}
  .range-card strong{font-size:18px}
  .range-card__note{font-size:14px}
  .range-card__arrow{right:14px;bottom:auto;top:50%;margin-top:-20px;width:40px;height:40px}
  .factory-image{aspect-ratio:4/3}
  .product-grid,.product-grid--related{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 12px}
  .product-grid--related .product-card:nth-child(n+3){display:flex}
  .product-grid--related .product-card:nth-child(5){display:none}
  .product-card h3{font-size:14.5px;margin-top:10px}
  .closing-cta__actions{width:100%}
  .closing-cta__actions .button{flex:1 1 auto}
  .site-footer{padding-top:44px}
  .footer-grid{display:block}
  .footer-quick{display:grid;grid-template-columns:1fr 1fr}
  .footer-quick .button{min-height:46px}
  .footer-group{border-top:1px solid #ffffff1a}
  .footer-brand+.footer-group{margin-top:32px}
  .footer-group>summary{min-height:56px;margin:0;cursor:pointer}
  .footer-group>summary svg{display:block;width:18px;height:18px;color:var(--on-dark-muted);transition:transform var(--t) var(--ease)}
  .footer-group[open]>summary svg{transform:rotate(180deg)}
  .footer-group>nav{padding:0 0 14px}
  .footer-group>nav a{min-height:42px;font-size:15.5px}
  .footer-contact{padding-top:20px;border-top:1px solid #ffffff1a}
  .footer-bottom{flex-direction:column;gap:4px;margin-top:28px;padding-bottom:max(28px,env(safe-area-inset-bottom))}
  .contact-widget{right:16px;bottom:max(16px,env(safe-area-inset-bottom))}
  .catalog-bar{margin-bottom:24px;padding-bottom:0;border:0;margin-right:calc(-1*var(--gutter))}
  .category-nav{border-radius:var(--r) 0 0 var(--r)}
  .category-nav a{height:38px;padding:0 12px;font-size:14px}
  .pagination{margin-top:40px}
  .main-image{border-radius:var(--r)}
  .gallery-thumbs button{width:64px;height:64px}
  .product-facts div{grid-template-columns:120px 1fr}
  .product-facts dt,.product-facts dd{padding:12px 14px}
  .product-actions .button{flex:1 1 auto}
  .product-information>aside{padding:22px;border-radius:var(--r)}
  .spec-table:not(:has(thead)) tbody th{display:block;width:auto;padding:12px 0 2px;border:0}
  .spec-table:not(:has(thead)) tbody td{display:block;padding:0 0 12px}
  .spec-table:has(thead){display:block;overflow-x:auto;white-space:nowrap}
  .spec-table thead th{padding:10px 8px;font-size:11.5px}
  .spec-table thead+tbody td{padding-left:8px}
  .quote-bar{position:fixed;left:0;right:0;bottom:0;z-index:35;display:flex;align-items:center;gap:12px;padding:10px 16px max(10px,env(safe-area-inset-bottom));background:#fffffff2;backdrop-filter:blur(10px);border-top:1px solid var(--line);box-shadow:0 -10px 30px -18px #10281e59;transform:translateY(110%);transition:transform .25s var(--ease)}
  .quote-bar.is-visible{transform:none}
  .quote-bar>div{flex:1;min-width:0;display:grid}
  .quote-bar strong{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .quote-bar span{font-size:12.5px;color:var(--muted)}
  .quote-bar .button{min-height:44px;padding:0 18px}
  .documents-list{gap:16px}
  .document-row{grid-template-columns:88px minmax(0,1fr);gap:18px;padding:20px}
  .document-cover{padding:6px}
  .document-copy h2{font-size:18px;margin-top:8px}
  .document-copy dl>div{grid-template-columns:80px 1fr}
  .contact-form-card{padding:20px}
  .form-grid{grid-template-columns:1fr;gap:18px}
  .process-grid{grid-template-columns:1fr}
  .article-grid{grid-template-columns:1fr;gap:40px}
  .article-card--featured{border-radius:var(--r)}
  .article-card--featured time,.article-card--featured h2,.article-card--featured>p,.article-card--featured .text-link{margin-left:20px;margin-right:20px}
  .article-header .lead{font-size:17.5px}
  .article-hero{aspect-ratio:3/2;margin-bottom:32px;border-radius:var(--r)}
  .prose{font-size:17px}
  .prose .yy-panel,.prose .yy-cta{padding:20px}
  .about-facts div{grid-template-columns:90px 1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}