:root{color-scheme:light;--ink:#203e3c;--green:#264d4a;--mint:#e4ede7;--cream:#f7f3e9;--paper:#fffcf5;--line:#d9ddcf;--muted:#536763;--gold:#b77938;--error:#9e332a;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--cream);color:var(--ink);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #b77938;outline-offset:3px}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}[hidden]{display:none!important}.wrap{width:min(1160px,calc(100% - 48px));margin-inline:auto}.header{padding-block:25px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:20px}.brand{font-size:25px;font-weight:800;letter-spacing:-1px;text-decoration:none;white-space:nowrap}.brand span{margin-left:7px;color:var(--gold)}nav{display:flex;gap:24px;flex-wrap:wrap}nav a{font-size:14px;font-weight:600;text-decoration:none}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:75px;align-items:center;padding-block:65px 50px}.eyebrow{font-size:10px;letter-spacing:1.7px;font-weight:800;margin:0 0 20px;color:var(--muted)}h1,h2,h3,p{overflow-wrap:anywhere}h1{font-family:Georgia,serif;font-weight:400;letter-spacing:-2px;font-size:clamp(44px,5.6vw,72px);line-height:1.02;margin:0 0 25px}.lead{font-size:18px;line-height:1.65;max-width:600px}.badges{display:flex;gap:9px;flex-wrap:wrap;margin-top:25px}.badges span{border:1px solid #c5cdbf;border-radius:50px;padding:6px 11px;font-size:11px;font-weight:700}.swatch{background:#dfdbcb;border-radius:140px 140px 14px 14px;min-height:310px;padding:38px 30px 25px;box-shadow:inset 0 0 0 1px #d4d2c1;position:relative}.swatch-note{font-size:9px;letter-spacing:1.4px;display:block;text-align:center;font-weight:800;margin:14px 0 22px}.weave{height:147px;margin-inline:auto;width:83%;background:repeating-linear-gradient(90deg,transparent 0 7px,#54756c 7px 10px,transparent 10px 14px),repeating-linear-gradient(0deg,#e9dcc0 0 6px,#9eab8e 6px 10px);border-block:10px solid #c6b18a;transform:rotate(-2deg);box-shadow:0 7px 20px #264d4a20}.swatch-bottom{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-top:24px;font-size:11px;line-height:1.6}.swatch strong{font-size:28px;line-height:1}.swatch small{font-size:10px;font-weight:500;display:block;margin-top:7px}.calculator{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start;scroll-margin-top:20px}.card{border:1px solid var(--line);background:var(--paper);border-radius:17px;padding:30px;min-width:0}h2{font-family:Georgia,serif;font-size:34px;font-weight:400;letter-spacing:-.6px;line-height:1.1;margin:0 0 28px}.field-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);column-gap:18px;row-gap:22px}.field-grid>div{min-width:0}.full{grid-column:1/-1}label{font-size:12px;font-weight:750;display:block;margin-bottom:8px;line-height:1.45}.optional{font-weight:400;font-size:10px;color:var(--muted)}input,select,textarea{width:100%;min-width:0;min-height:46px;border:1px solid #bdc8bc;border-radius:7px;background:#fffef9;color:var(--ink);padding:10px 11px}input[aria-invalid=true],select[aria-invalid=true]{border:2px solid var(--error)}.hint{font-size:11px;line-height:1.6;color:var(--muted);margin:8px 0 0}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}button,.button{min-height:44px;padding:11px 16px;border:1px solid var(--green);border-radius:7px;background:var(--green);color:#fffaf0;font-size:12px;font-weight:750;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}button:hover,.button:hover{background:#183c37}.secondary{background:transparent;color:var(--green);border-color:#bac8bb}.secondary:hover{background:var(--mint)}.error{padding:13px;border-left:3px solid var(--error);color:var(--error);background:#fff0e9;font-size:13px;margin-top:20px;line-height:1.5}.results{background:#e9efe6}.result-label{font-size:13px;color:var(--muted);margin:0}.big{font-family:Georgia,serif;font-size:85px;line-height:1;margin:7px 0;color:var(--green);letter-spacing:-3px}.result-context{font-size:12px;line-height:1.5;color:var(--muted);margin-bottom:24px}.length-total{padding:20px 0;border-block:1px solid #c6d2c2;display:flex;flex-direction:column;gap:8px}.length-total span{font-size:12px}.length-total strong{font-family:Georgia,serif;font-size:34px;font-weight:400}.length-total small{font-size:12px;color:var(--muted)}dl{font-size:12px;line-height:1.5;margin:15px 0}dl>div{display:flex;justify-content:space-between;align-items:baseline;gap:20px;border-bottom:1px solid #d3dccd;padding:10px 0}dt{color:var(--muted)}dd{margin:0;text-align:right;font-weight:650;max-width:54%;overflow-wrap:anywhere}.stock{background:var(--paper);border-left:4px solid #8aa58a;padding:18px;margin-top:20px;border-radius:4px}.stock[data-state=shortfall]{border-color:#a26a3d}.stock .eyebrow{font-size:9px;margin-bottom:9px}.stock h3{font-family:Georgia,serif;font-weight:400;font-size:24px;margin:0 0 8px}.stock p:last-child{font-size:12px;color:var(--muted);line-height:1.6;margin:0}.diagram{margin-top:15px}.diagram svg{width:100%;height:auto;display:block}.export{padding-top:18px;border-top:1px solid #c6d2c2;gap:8px}.status{font-size:12px;line-height:1.5}.method{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-block:65px}.method li,.method p{font-size:14px;line-height:1.8}.method ol{padding-left:20px;margin-top:0}.footer{border-top:1px solid var(--line);padding-block:25px 35px;display:flex;justify-content:space-between;gap:25px;align-items:center;font-size:11px;color:var(--muted)}.footer nav{gap:19px}.footer nav a{font-size:11px}.article{max-width:810px;padding-block:65px}.article h1{font-size:58px}.article h2{font-size:29px;margin:42px 0 14px}.article h3{font-size:18px}.article p{line-height:1.8;font-size:15px}.article .lead{font-size:19px}.example,.formula{padding:20px 24px;border:1px solid #ced8c7;background:var(--mint);border-radius:8px}.formula{font-size:14px!important;font-weight:650;line-height:2!important}.example p:last-child{margin-bottom:0}.contact-link{font-size:clamp(17px,3vw,25px);font-weight:700;overflow-wrap:anywhere}.skip{position:fixed;top:-100px;left:10px;z-index:10;padding:15px;background:var(--green);color:white}.skip:focus{top:10px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:850px){.hero{gap:35px}.calculator{grid-template-columns:1fr 1fr}.card{padding:24px}.field-grid{grid-template-columns:1fr;gap:18px}.full{grid-column:auto}.swatch{padding-inline:20px}.method{gap:35px}}@media(max-width:640px){.wrap{width:calc(100% - 32px)}.header{padding-block:20px;gap:15px;align-items:start}.brand{font-size:23px}.header nav{gap:12px;justify-content:end;padding-top:6px}.header nav a{font-size:11px}.hero{grid-template-columns:1fr;padding-block:38px 28px;gap:26px}.hero h1{font-size:56px}.hero .lead{font-size:16px}.swatch{min-height:210px;padding-top:18px;border-radius:90px 90px 12px 12px}.swatch-note{margin-top:10px}.weave{height:82px;width:76%}.swatch-bottom{margin-top:18px}.calculator{grid-template-columns:1fr;gap:16px}.card{padding:24px 20px}.field-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:22px 12px}.full{grid-column:1/-1}.field-grid label{font-size:11px;min-height:32px;display:flex;align-items:end;flex-wrap:wrap;gap:3px}input,select{padding-inline:8px;font-size:14px}.hint{font-size:10px}.results .big{font-size:76px}h2{font-size:32px}.method{grid-template-columns:1fr;gap:0;padding-block:42px}.method h2{margin-bottom:22px}.footer{align-items:start;flex-direction:column;gap:18px}.article{padding-block:40px}.article h1{font-size:46px}.article h2{font-size:27px}.article p{font-size:14px}.article .lead{font-size:17px}.example,.formula{padding:16px}.export button{flex:1}.actions button{max-width:100%}}
@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .15s ease}}