:root{--ink:#26221d;--copper:#a34d16;--amber:#cf7f24;--paper:#f7f1e6;--line:#ddd2bf;--card:#fffdf9}
*{box-sizing:border-box}body{margin:0;font-family:Georgia,'Times New Roman',serif;color:var(--ink);background:#fff;line-height:1.65}
a{color:var(--copper)}img{max-width:100%;height:auto;display:block}
.topbar{background:var(--ink);color:#f3e9d7;font-size:.85rem;padding:.45rem 1rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.site-head{background:var(--paper);border-bottom:3px solid var(--copper);padding:.8rem 1rem}
.brand{font-size:1.7rem;font-weight:bold;color:var(--ink);text-decoration:none;letter-spacing:.04em}
.brand span{color:var(--copper)}
.mainnav{display:flex;gap:1.1rem;flex-wrap:wrap;align-items:center;margin-top:.4rem}
.mainnav a{color:var(--ink);text-decoration:none;font-size:.98rem}
.mainnav a:hover{color:var(--copper)}
.lang-switch{margin-left:auto;position:relative}
.langmenu summary{cursor:pointer;color:var(--copper);font-weight:bold;list-style:none}
.langlinks{display:none;position:absolute;right:0;background:#fff;border:1px solid var(--line);padding:.5rem .8rem;z-index:30;min-width:8rem}
.lang-switch:has(.langmenu[open]) .langlinks{display:block}
.langlinks a{display:block;padding:.2rem 0}
.crumbs{padding:.55rem 1rem;font-size:.85rem;color:#6b5f4c;background:#fff;border-bottom:1px solid var(--line)}
.wrap{max-width:72rem;margin:0 auto;padding:0 1rem}
.hero{background:var(--paper);border-bottom:1px solid var(--line);padding:2rem 0 1.4rem}
.hero h1{font-size:2rem;line-height:1.25;margin:.2rem 0 .8rem}
.lede{font-size:1.08rem;max-width:52rem}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1.5rem;align-items:start}
.specimen{border:1px solid var(--line);background:var(--card);padding:.6rem;box-shadow:.5rem .5rem 0 rgba(163,77,22,.18)}
.specimen figcaption{font-size:.82rem;color:#6b5f4c;padding:.45rem .2rem 0}
.hero-evidence{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.1rem}
.evidence-item{flex:1 1 12rem;border-left:4px solid var(--amber);background:#fff;padding:.6rem .8rem;font-size:.92rem}
.evidence-item b{color:var(--copper);display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
section{padding:1.4rem 0 .4rem}
h2{font-size:1.45rem;line-height:1.3;border-bottom:2px solid var(--amber);padding-bottom:.3rem}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:1rem}
.card{border:1px solid var(--line);background:var(--card);padding:.8rem}
.card h3{margin:.5rem 0 .3rem;font-size:1.05rem}
.card p{font-size:.92rem;margin:.2rem 0}
.pattern-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(13rem,1fr));gap:1rem}
.spec-table{border-collapse:collapse;width:100%;margin:1rem 0;background:#fff}
.spec-table th{background:var(--ink);color:#fff;text-align:left;padding:.55rem .7rem}
.spec-table td{border:1px solid var(--line);padding:.55rem .7rem;vertical-align:top}
.spec-table tr:nth-child(even) td{background:var(--paper)}
.cta-band{background:var(--ink);color:#f7f1e6;padding:1.6rem 0;margin-top:2rem}
.cta-band h2{color:#fff;border-bottom-color:var(--amber)}
.cta-band a{color:var(--amber)}
.btn{display:inline-block;background:var(--copper);color:#fff;padding:.65rem 1.3rem;text-decoration:none;font-weight:bold;border-radius:.2rem}
.btn:hover{background:var(--amber)}
.related{padding-bottom:2rem}
.faq-item{border:1px solid var(--line);background:var(--card);padding:.4rem 1rem;margin:.6rem 0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field label{display:block;font-weight:bold;margin-bottom:.25rem}
.field label .req{color:var(--copper);font-weight:bold;margin-left:.15rem}
.field input,.field textarea,.field select{width:100%;padding:.55rem;border:1px solid var(--line);font:inherit;background:#fff}
.form-note{font-size:.9rem;color:#6b5f4c}
.site-foot{background:var(--ink);color:#e9dfca;padding:2rem 0;margin-top:0}
.site-foot a{color:var(--amber)}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:1.2rem}
.small{font-size:.85rem}
.tag{display:inline-block;background:var(--amber);color:#fff;font-size:.75rem;padding:.12rem .5rem;border-radius:1rem;text-transform:uppercase;letter-spacing:.06em}
@media(max-width:760px){.hero-grid,.form-grid{grid-template-columns:1fr}.hero h1{font-size:1.55rem}}