/* UCH static catalog and guides. System fonts only. */
:root{color-scheme:dark;--ink:#0b0b0b;--surface:#171717;--line:#383838;--text:#f4f4f4;--muted:#bcbcbc;--green:#C4D600;--paper:#f0f0ee;--width:1160px}
*,*::before,*::after{box-sizing:border-box}
html{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;background:var(--ink);color:var(--text);-webkit-text-size-adjust:100%}
body{margin:0}img{display:block;max-width:100%;height:auto}a{color:var(--green);text-underline-offset:.2em;overflow-wrap:anywhere}a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:3px solid var(--green);outline-offset:5px}
h1,h2,h3,p,figure,dl{margin:0}h1,h2,h3{line-height:1.2;overflow-wrap:anywhere;text-wrap:pretty}h1{font-size:clamp(1.8rem,4.2vw,3.1rem);letter-spacing:-.025em;max-width:28ch;font-weight:700}h2{font-size:clamp(1.4rem,2.4vw,2rem);letter-spacing:-.015em}h3{font-size:1.12rem}p,li,dd,dt,td,th{overflow-wrap:anywhere}p{max-width:76ch}ul,ol{padding-left:1.35rem}li+li{margin-top:.65rem}
.wrap{width:min(var(--width),calc(100% - 48px));margin-inline:auto;min-width:0}.skip-link{position:absolute;left:1rem;top:0;transform:translateY(-160%);background:var(--green);color:var(--ink);padding:.65rem 1rem;z-index:5}.skip-link:focus{transform:none}
.site-header{border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;padding-block:1.25rem}.brand{display:inline-flex;align-items:center;flex-shrink:0}.brand img{width:126px;height:auto}.main-nav{display:flex;align-items:center;gap:.65rem 1.5rem;flex-wrap:wrap;min-width:0}.main-nav a{color:var(--text);font-size:.94rem}.main-nav a[aria-current=page]{color:var(--green)}
.breadcrumbs{padding-block:1.5rem;color:var(--muted);font-size:.88rem}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.35rem .65rem;margin:0;padding:0;list-style:none}.breadcrumbs li{margin:0;min-width:0}.breadcrumbs li+li::before{content:"/";margin-right:.65rem;color:var(--muted)}.breadcrumbs a{color:var(--muted)}
main{padding-bottom:4rem}.page-intro{padding-block:1rem 2.5rem}.page-intro>*+*{margin-top:1rem}.lead{font-size:1.1rem;color:var(--muted)}.muted{color:var(--muted)}.notice{border-left:3px solid var(--green);padding:.8rem 1rem;background:var(--surface);color:var(--muted);max-width:80ch}.notice strong{color:var(--text)}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:.8rem 1.25rem;margin-top:1.5rem;min-width:0}.button{display:inline-flex;justify-content:center;align-items:center;padding:.8rem 1.15rem;min-height:46px;max-width:100%;background:var(--green);color:var(--ink);font-weight:650;text-decoration:none;line-height:1.4;white-space:normal;text-align:center}.button:hover{background:#d2e341;text-decoration:underline}.button.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}
.category-nav{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1.3rem}.category-nav a{display:block;padding:.55rem .9rem;border:1px solid var(--line);text-decoration:none;color:var(--text);max-width:100%}.category-nav a[aria-current=page]{border-color:var(--green);color:var(--green)}
.catalog-section,.related-section,.reading-section{margin-top:2.8rem}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;margin-bottom:1.25rem}.section-heading p{color:var(--muted);font-size:.93rem}.catalog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,245px),1fr));gap:1.25rem;min-width:0}.product-card{min-width:0;border:1px solid var(--line);display:flex;flex-direction:column;background:var(--surface)}.product-card h3 a{color:var(--text)}.card-art{display:block;aspect-ratio:4/3;background:var(--paper);padding:1rem}.card-art img{width:100%;height:100%;object-fit:contain}.no-photo{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.5rem;aspect-ratio:4/3;padding:1rem;background:#202020;color:var(--muted);text-align:center}.no-photo strong{color:var(--text)}.card-content{padding:1.1rem;min-width:0}.card-content>*+*{margin-top:.65rem}.card-model,.card-ref,.card-style{font-size:.91rem;color:var(--muted)}.card-ref span{color:var(--text)}.card-content .card-link{display:inline-block;margin-top:1rem}
.product-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:start}.product-photo{min-width:0}.product-photo .photo-frame{display:grid;place-items:center;background:var(--paper);padding:clamp(1rem,3vw,2rem);aspect-ratio:1}.product-photo img{width:100%;height:100%;max-height:600px;object-fit:contain}.product-photo .no-photo{aspect-ratio:1}.product-photo figcaption{padding-top:.8rem;font-size:.88rem;color:var(--muted)}.product-copy{min-width:0}.product-copy>*+*{margin-top:1.25rem}.product-copy h1{font-size:clamp(1.8rem,3.2vw,2.6rem)}.facts{margin-top:1.5rem;border-top:1px solid var(--line)}.fact{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.3fr);gap:.5rem 1rem;padding:.8rem 0;border-bottom:1px solid var(--line)}dt{color:var(--muted);font-size:.91rem}dd{margin:0;min-width:0}.source-note{display:block;font-size:.85rem;color:var(--muted);margin-top:.3rem}.product-checks{margin-top:2.5rem;max-width:80ch}.product-checks>*+*{margin-top:1rem}.related-section>p{margin:.75rem 0 1.25rem;color:var(--muted)}
.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:1.5rem;min-width:0}.guide-card{border-top:3px solid var(--green);padding-top:1.2rem;min-width:0}.guide-card>*+*{margin-top:.9rem}.guide-card h2{font-size:1.5rem}.guide-card h2 a{color:var(--text)}.guide-card p{color:var(--muted)}.guide-date{font-size:.9rem;color:var(--muted)}.article-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,1fr);gap:3rem;align-items:start}.article-body{max-width:76ch;min-width:0}.article-body h2{margin-top:2.5rem;margin-bottom:1rem}.article-body h3{margin-top:1.5rem;margin-bottom:.75rem}.article-body p+p{margin-top:1rem}.article-body ul,.article-body ol{margin-block:1rem 1.5rem}.article-body .notice{margin-block:1.5rem}.article-aside{min-width:0;border-top:1px solid var(--line);padding-top:1.2rem}.article-aside h2{font-size:1.15rem}.article-aside ul{padding-left:1.1rem}.article-aside p{color:var(--muted);font-size:.92rem}.table-wrap{max-width:100%;margin-block:1.25rem}table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:.94rem}caption{text-align:left;margin-bottom:.7rem;color:var(--muted)}th,td{text-align:left;padding:.7rem .65rem;border:1px solid var(--line);vertical-align:top}th{background:var(--surface);font-weight:650}.article-body .facts{font-size:.96rem}
.site-footer{border-top:1px solid var(--line);padding-block:2rem;color:var(--muted);font-size:.9rem}.footer-inner{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}.footer-inner>div{min-width:0;max-width:78ch}.footer-links{display:flex;gap:.75rem 1.25rem;flex-wrap:wrap;margin-top:.8rem}
@media(max-width:760px){.product-layout,.article-layout{grid-template-columns:minmax(0,1fr)}.article-layout{gap:2rem}.product-photo{max-width:560px;width:100%}.main-nav{gap:.65rem 1rem}.article-aside{margin-top:1rem}}
@media(max-width:420px){.wrap{width:calc(100% - 32px)}.header-inner{gap:1rem}.main-nav{width:100%;font-size:.9rem}.main-nav a{font-size:.89rem}.page-intro{padding-bottom:1.75rem}.fact{grid-template-columns:minmax(0,1fr);gap:.25rem}.actions{align-items:stretch}.actions .button{width:100%}.breadcrumbs{font-size:.82rem}th,td{padding:.55rem .4rem;font-size:.86rem}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important}}