:root{color-scheme:dark;--paper:#08090c;--white:#101318;--ink:#f0f2f6;--muted:#969eac;--line:#262b34;--green:#9ac9f0;--pale:#172635;--orange:#efbe86;--serif:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.65 var(--serif)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0}button:disabled{opacity:.4;cursor:not-allowed}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,.table-wrap:focus-visible{outline:2px solid #9ac9f0;outline-offset:4px}header,main,footer{max-width:1320px;margin:auto}.header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);gap:24px}.brand{display:inline-flex;align-items:center;font-size:17px;font-weight:650;letter-spacing:-.4px;white-space:nowrap}.brand-light{font-weight:450;margin-left:4px}.brand-mark{width:34px;height:34px;background:#191e26;color:#9ac9f0;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;font-size:20px;margin-right:10px}.header nav{display:flex;gap:26px;margin-left:auto;font-size:12px;color:var(--muted)}.header nav a:hover,.header nav a.active{color:var(--ink)}.pilot{font-size:10px;color:var(--muted);padding:4px 9px;border:1px solid var(--line);border-radius:6px;white-space:nowrap}.pilot span{display:inline-block;width:5px;height:5px;background:var(--green);border-radius:50%;margin-right:6px}main{padding:0 32px}.hero{padding:36px 0 30px;text-align:center}.eyebrow{font-size:10px;letter-spacing:1.6px;font-weight:600;color:var(--green);margin:0 0 12px}.hero .eyebrow{display:inline-block;border:1px solid #203246;background:#0e1a26;border-radius:30px;padding:4px 12px}h1{font-size:clamp(32px,4vw,48px);font-weight:600;line-height:1.15;letter-spacing:-1.7px;margin:0 0 12px}h2{font-size:26px;font-weight:550;line-height:1.3;letter-spacing:-.7px;margin:0}h3{font-size:15px;font-weight:550;margin:0}h4{font-size:12px;font-weight:550;margin:0 0 12px}.intro{color:var(--muted);font-size:16px;line-height:1.6;margin:0 auto;max-width:700px}.workbench{border:1px solid var(--line);border-radius:20px;background:var(--white);overflow:hidden}.workbench-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 28px 0}.workbench-head h2{font-size:13px;letter-spacing:0;color:var(--muted);font-weight:500}.text-button{background:transparent;color:var(--muted);font-size:12px;min-height:36px;padding:7px 10px;border:1px solid var(--line);border-radius:7px}.text-button:hover{color:var(--ink);background:#1b2029}.workflow{display:flex;gap:26px;padding:14px 28px 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ui-monospace,monospace;cursor:pointer}.option:has(input:checked){background:#182c3e;border-color:#4e7295;color:#c0e0fc}input[type=checkbox]{accent-color:#8ebee7;width:14px;height:14px;margin:0}.rules{border-top:1px solid var(--line);padding:16px 0;margin-top:16px;font-size:12px}.rules summary{cursor:pointer;color:var(--green)}.rules label{display:flex;align-items:center;gap:9px;margin:12px 0}.rules p{color:var(--muted)}.compare-row{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:14px}.diagnostics{margin:0 28px 24px;padding:20px;border:1px solid #654d32;background:#261e16;border-radius:10px}.diagnostics h3{font-size:20px;color:#f0c493}.diagnostics p,.diagnostics li{font-size:12px}.result-heading{display:flex;justify-content:space-between;align-items:center;gap:18px}.result-heading h3{font-size:26px;font-weight:550;letter-spacing:-.6px}.result-heading .eyebrow{margin-bottom:5px}.downloads{display:flex;gap:8px}.downloads 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44px}.notes-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}.notes-head .eyebrow{margin-bottom:6px}.notes-head h2{font-size:24px}.text-link{font-size:12px;color:var(--green)}.notes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.note{border:1px solid var(--line);border-radius:12px;padding:22px;background:#10141b}.note:hover{border-color:#4b6079;background:#151e2a}.note>span:first-child{font-size:9px;letter-spacing:1px;color:var(--muted)}.note h3{font-size:18px;line-height:1.45;letter-spacing:-.3px;margin:14px 0 18px}.note-arrow{color:var(--green)}footer{padding:25px 32px;border-top:1px solid var(--line);display:flex;align-items:center;gap:20px;flex-wrap:wrap}footer .brand{font-size:15px}footer p{margin:0;font-size:11px;color:var(--muted)}footer nav{margin-left:auto;display:flex;gap:22px;font-size:11px;color:var(--muted)}footer>.quiet{width:100%;font-size:10px}.article{max-width:780px;margin:auto;padding:52px 0 72px}.article h1{font-size:40px;letter-spacing:-1.2px}.article .lede{font-size:18px;color:#acb6c6}.article h2{font-size:25px;margin:32px 0 14px}.article h3{font-size:17px;margin:24px 0 12px}.article p,.article li{font-size:14px;line-height:1.9;color:#c0c7d2}.article a:not(.primary){color:var(--green);text-decoration:underline;text-underline-offset:3px}.article pre{overflow:auto;border:1px solid var(--line);background:#111924;border-radius:10px;padding:18px}.article code{font-size:12px;background:#162130;padding:2px 4px}.article pre code{padding:0}.article .callout{padding:18px;background:#122031;border-left:3px solid var(--green);margin:24px 0;color:#c3d7ed}.article-meta{color:var(--muted)!important;font-size:11px!important}.article .notes-grid{grid-template-columns:1fr 1fr}.article table{margin:20px 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:absolute;top:-80px;left:20px;z-index:100;background:#223249;padding:10px}.skip:focus{top:10px}[hidden]{display:none!important}
@media(max-width:960px){.input-actions{align-items:stretch;flex-direction:column}.input-actions>.primary{align-self:flex-end}.explain{grid-template-columns:1fr}.result-heading{align-items:flex-start;flex-direction:column}.workflow{gap:18px}.header nav{gap:18px}.hero h1{font-size:39px}.notes-grid{gap:12px}.note{padding:18px}}
@media(max-width:680px){.header{height:auto;min-height:72px;padding:18px;gap:14px;flex-wrap:wrap}.header nav{order:3;width:100%;justify-content:space-between;margin:0}.pilot{margin-left:auto}main{padding:0 16px}.hero{padding:30px 4px 26px}.hero h1{font-size:34px;letter-spacing:-1.1px}.intro{font-size:14px}.intro br{display:none}.hero .eyebrow{font-size:9px}.workbench{border-radius:14px}.workbench-head{padding:14px 16px 0}.workflow{padding:14px 16px 0;gap:9px;justify-content:space-between}.step{font-size:9px;gap:5px}.step b{width:17px;height:17px}.inputs{grid-template-columns:1fr;padding:20px 16px 0;gap:20px}.upload{min-height:150px}.file-heading h3{font-size:14px}.input-actions{margin:15px 16px 0;padding:12px;gap:14px}.input-actions>.primary{width:100%}.input-actions .quiet{width:100%;margin-bottom:3px}.chip{min-height:38px}.limits{margin:12px 16px 20px;font-size:9px}.config,.results{padding:22px 16px}.config-grid{grid-template-columns:1fr;gap:12px}.compare-row{flex-direction:column;align-items:stretch}.notice{margin:0 16px 20px}.diagnostics{margin:0 16px 22px;padding:16px}.result-heading h3{font-size:24px}.downloads{flex-wrap:wrap;width:100%}.downloads button{flex:1;font-size:10px;padding:10px}.stat{padding:12px 8px}.stat strong{font-size:27px}.stat span{display:block;font-size:9px;line-height:1.5}.table-tools{flex-direction:column;align-items:stretch}.search-label input{width:100%}.table-wrap table{min-width:620px}.pagination{font-size:10px}.pagination .text-button{font-size:10px}.explain{padding:32px 0;gap:22px}.explain h2{font-size:26px}.explain-items{grid-template-columns:1fr;gap:22px}.explain-items h3{margin:7px 0}.notes-head{align-items:flex-start}.notes-head h2{font-size:22px}.notes-head .text-link{white-space:nowrap;font-size:10px}.notes-grid,.article .notes-grid{grid-template-columns:1fr}.note h3{font-size:19px}footer{padding:22px 18px;gap:16px}footer p{width:100%}footer nav{margin-left:0;gap:18px}.article{padding:34px 0 50px}.article h1{font-size:32px}.article table{display:block;overflow:auto}.old-label{font-size:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Mobile controls: readable inputs and room for a finger. */
.mobile-table-hint{display:none}
@media(max-width:680px){
 textarea,.search-label input,.file-bottom select{font-size:16px}
 .file-bottom select{min-height:44px;max-width:165px;padding:8px}
 .text-button,.primary,.secondary,.chip,.filter,.option{min-height:44px}
 .paste-panel>summary,.rules>summary,.record-details>summary{min-height:44px;padding-top:12px;padding-bottom:12px}
 .rules label{min-height:44px}
 .header nav a,footer nav a{display:inline-flex;align-items:center;min-height:44px}
 .option{max-width:100%;overflow-wrap:anywhere}
 .option span{min-width:0;overflow-wrap:anywhere}
 .mobile-table-hint{display:block;margin:8px 0;color:var(--muted);font-size:11px}
 .table-wrap{-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
 .pagination{flex-wrap:wrap}
}
.analytics-choice{width:100%;display:flex;align-items:center;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);padding-top:16px;font-size:12px;color:var(--muted)}.analytics-choice .secondary{min-height:44px}.analytics-choice a{text-decoration:underline}.analytics-choice span{flex:1;min-width:220px}#privacy-choices{font-size:11px;min-height:44px}#analytics-status{width:auto}

/* Guide cards are sections directly under the directory H1. */
.article .note h2{font-size:17px;font-weight:550;line-height:1.45;letter-spacing:-.3px;margin:24px 0 12px}