:root{color-scheme:light;--paper:#edf3ef;--white:#fcfefc;--ink:#132a24;--quiet:#40564d;--line:#c1d0c7;--forest:#124a39;--mint:#c7efbd;font:16px/1.55 system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}[hidden]{display:none!important}a{color:var(--forest);text-underline-offset:.23em}.wrap{width:min(1160px,calc(100% - 3rem));margin-inline:auto}
header{border-bottom:1px solid var(--line)}.mast{min-height:65px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:.7rem;align-items:center;font-weight:850;text-decoration:none;color:var(--ink)}.brand span{width:20px;height:20px;border:5px solid var(--forest);border-radius:50%;box-shadow:inset 0 0 0 2px var(--white)}
.hero{padding:3.7rem 0 2.8rem}.eyebrow{margin:0;color:var(--forest);font:750 .76rem/1.5 ui-monospace,monospace;letter-spacing:.13em;text-transform:uppercase}.eyebrow span{opacity:.65}.hero h1{margin:.55rem 0 .8rem;font:700 clamp(3rem,7vw,6rem)/.93 Georgia,serif;letter-spacing:-.07em}.hero>p:last-child{max-width:35rem;font-size:1.15rem;color:var(--quiet);margin-bottom:0}
.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:1rem;align-items:start}.card{background:var(--white);padding:clamp(1rem,2.5vw,1.8rem);border:1px solid var(--line);border-radius:12px;min-width:0}.card h2,.method h2{line-height:1.15;letter-spacing:-.035em;margin:.28rem 0 1rem;font-size:clamp(1.45rem,3vw,2rem)}.help,.status{color:var(--quiet);font-size:.92rem}.help{margin:.45rem 0 .8rem}label{font-weight:750}textarea,select{width:100%;border:1px solid #849d90;border-radius:7px;padding:.65rem;font:inherit;color:var(--ink);background:white}textarea{display:block;resize:vertical;min-height:12rem;font: .9rem/1.6 ui-monospace,monospace}
.actions{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:.75rem}button{min-height:42px;border:1px solid var(--forest);border-radius:7px;background:var(--forest);color:white;padding:.55rem .88rem;font:750 .9rem/1.3 system-ui,sans-serif;cursor:pointer}button:hover{background:#0d382b}.subtle{background:transparent;color:var(--forest)}.subtle:hover{background:#e2f1e8}:focus-visible{outline:3px solid #276d55;outline-offset:3px}.status{margin:.7rem 0 0}
.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;margin:.7rem 0}.metrics div{background:var(--mint);border-radius:7px;padding:.7rem .6rem}.metrics dt{font-size:.75rem;font-weight:750;line-height:1.2}.metrics dd{font-weight:850;font-variant-numeric:tabular-nums;letter-spacing:-.04em;margin:.18rem 0 0;font-size:clamp(.95rem,2.2vw,1.7rem)}
.matrix{overflow:auto;margin:.7rem 0 1rem;border-radius:5px;max-width:100%}table{border-collapse:collapse;width:100%;font-size:.84rem}caption{text-align:left;font-weight:750;padding:.4rem 0}th,td{text-align:left;padding:.42rem .55rem;border:1px solid var(--line);overflow-wrap:anywhere;min-width:3.2rem}thead,th[scope=row]{background:#e7efe8}.match{background:#daf2d5;font-weight:750}.review{margin-top:1rem}.section-head{display:flex;justify-content:space-between;gap:1rem;align-items:start}.section-head label{min-width:min(16rem,100%);font-size:.85rem}.section-head select{display:block;margin-top:.2rem}.method{padding:3rem 0;max-width:49rem}.method p:not(.eyebrow){color:var(--quiet)}footer{border-top:1px solid var(--line);padding:1.1rem 0;font-weight:750}footer span{margin-left:1rem;color:var(--quiet);font-weight:400}
@media(max-width:750px){.workspace{grid-template-columns:1fr}.wrap{width:calc(100% - 1.5rem)}.hero{padding:2.4rem 0 1.8rem}.section-head{display:block}.section-head select{max-width:20rem}}