:root{color-scheme:dark;--ink:#121714;--paper:#f2eadb;--cream:#fff8e9;--brass:#d4a84f;--ember:#d76035;--muted:#b9b2a6;--line:#3d463f}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;background:radial-gradient(circle at 85% 0,#293127 0,transparent 34rem),var(--ink);color:var(--paper);font:16px/1.55 system-ui,sans-serif}header{display:flex;justify-content:space-between;padding:18px clamp(20px,5vw,72px);border-bottom:1px solid var(--line);font:12px/1.2 ui-monospace,monospace;text-transform:uppercase;letter-spacing:.12em}a{color:var(--brass)}main{max-width:1180px;margin:auto;padding:0 clamp(20px,5vw,72px) 80px}.hero{padding:clamp(64px,12vw,140px) 0 72px;max-width:900px}.eyebrow,.mono{font:12px/1.4 ui-monospace,monospace;letter-spacing:.09em;color:var(--brass);overflow-wrap:anywhere}h1,h2,h3{font-family:Georgia,serif;font-weight:400}h1{font-size:clamp(2.8rem,8vw,6.7rem);line-height:.94;margin:.2em 0}.lede{font-size:clamp(1.15rem,2.5vw,1.65rem);max-width:760px;color:#dad2c4}.privacy,.download{padding:20px;border-left:3px solid var(--brass);background:#1d241f;margin-top:32px}.step{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:42px 0;border-top:1px solid var(--line)}.stepno{font:18px ui-monospace,monospace;color:var(--brass)}.step h2{margin:0;font-size:2rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:20px 0}label{display:grid;gap:8px;font-weight:600}input,button{font:inherit}input[type=datetime-local],input[readonly],input[type=file]{width:100%;padding:12px;background:#202821;color:var(--paper);border:1px solid #566259}label span{font:12px ui-monospace,monospace;color:var(--muted);font-weight:400}button{border:0;padding:13px 20px;background:var(--brass);color:#17140e;font-weight:750;cursor:pointer}button.secondary{background:transparent;color:var(--paper);border:1px solid #5c675f}button:disabled{opacity:.4;cursor:not-allowed}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:16px;background:#151b17eF;border:1px solid var(--line);z-index:2}.actions span{color:var(--muted)}.error{padding:18px;border:1px solid var(--ember);color:#ffb49a}.result-head{padding-top:70px}.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:12px;margin:24px 0}.metric{padding:18px;background:var(--cream);color:#20231f;border-top:4px solid var(--brass)}.metric strong{font:2rem Georgia,serif;display:block}.definition,.limits{color:#cbc3b6;max-width:850px}.tablewrap{overflow:auto;margin-bottom:44px}table{border-collapse:collapse;width:100%;min-width:780px;background:#f7f0e3;color:#20231f}th,td{padding:11px;border:1px solid #cfc4b2;text-align:left;vertical-align:top}th{background:#ded1bc}.source{font:11px/1.35 ui-monospace,monospace;max-width:260px;overflow-wrap:anywhere}.finding{border-top:1px solid var(--line);padding:14px 0}.finding strong{color:var(--brass)}.finding.error strong{color:#ff8660}.download{display:grid;gap:14px}.download label{display:flex;align-items:center}.limits{margin-top:70px;padding-top:35px;border-top:1px solid var(--line)}details{margin:18px 0;padding:14px;border:1px solid var(--line)}details code{overflow-wrap:anywhere}@media(max-width:600px){.step{grid-template-columns:1fr}.stepno{font-size:12px}header span{display:none}}