:root{color-scheme:light dark;
--bg:light-dark(#f1f6fb,#08131d);--card:light-dark(rgb(255 255 255/.72),rgb(255 255 255/.045));
--card-solid:light-dark(#fbfcfe,#0e1e2d);--fg:light-dark(#101f2e,#e3edf8);--muted:light-dark(#526c87,#8ba6c2);
--border:light-dark(rgb(22 62 105/.13),rgb(150 200 245/.14));--border-hi:light-dark(rgb(22 62 105/.27),rgb(150 200 245/.28));
--soft:light-dark(rgb(22 62 105/.045),rgb(150 200 245/.05));--blue:light-dark(#3a7ebb,#5aa9e0);
--blue-ink:light-dark(#1a4e7a,#8ec8f0);--blue-ink-hover:light-dark(#245f93,#a9d6f5);
--blue-soft:light-dark(rgb(58 126 187/.12),rgb(90 169 224/.13));--on-blue:light-dark(#fff,#08131d);
--teal:light-dark(#0f7a77,#3cc4bf);--rose:light-dark(#b8344a,#e97587);--rose-soft:light-dark(rgb(214 69 92/.09),rgb(233 117 135/.1));
--teal-soft:light-dark(rgb(21 159 155/.1),rgb(60 196 191/.1));--code-bg:light-dark(#e6eef6,#0b1925);--radius:8px;
--sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
--mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace}
*,*::before,*::after{box-sizing:border-box}
html{height:100%}
body{margin:0;min-height:100%;display:flex;flex-direction:column;background:var(--bg);color:var(--fg);font-family:var(--sans);
font-size:1.0625rem;line-height:1.62;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
background:radial-gradient(55% 42% at 80% -8%,rgb(96 164 228/.24),transparent 68%),radial-gradient(45% 36% at 6% 2%,rgb(126 186 235/.18),transparent 70%)}
h1,h2,h3{text-wrap:balance;letter-spacing:-.015em;line-height:1.25}
h1{font-size:2rem;margin:.4rem 0 0}h2{font-size:1.375rem;margin:0 0 .75rem}h3{font-size:1.0625rem;margin:0 0 .5rem}
p{margin:0 0 .85rem}a{color:var(--blue-ink)}a:hover{color:var(--blue-ink-hover)}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:3px}
code,.mono{font-family:var(--mono);font-size:.875em;overflow-wrap:anywhere}
code{background:var(--code-bg);border-radius:4px;padding:.05em .3em}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 1.25rem}
@media(min-width:640px){.wrap{padding:0 2rem}h1{font-size:2.375rem}}
.skip-link{position:absolute;left:1rem;top:-3rem;z-index:50;padding:8px 14px;border-radius:var(--radius);background:var(--blue-ink);color:var(--on-blue)}
.skip-link:focus{top:.75rem}
.site-header{z-index:20;background:color-mix(in srgb,var(--bg) 78%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.3);
backdrop-filter:blur(14px) saturate(1.3);border-bottom:1px solid var(--border)}
@media(min-width:768px){.site-header{position:sticky;top:0}}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem 1.5rem;min-height:64px;padding-top:.5rem;padding-bottom:.5rem}
.logo{display:block;height:36px;width:auto}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 1.25rem;font-size:.9375rem;margin:0;padding:0;list-style:none}
.nav a{color:var(--muted);text-decoration:none}.nav a:hover,.nav a[aria-current=page]{color:var(--fg)}
.who{color:var(--muted)}.who strong{color:var(--fg);font-weight:600}
main{flex:1;padding-bottom:3rem}
.page-head{padding:3rem 0 1.5rem}.lede{color:var(--muted);font-size:1.0625rem;max-width:46rem;margin-top:.75rem}
.eyebrow{font-family:var(--mono);font-size:.8125rem;letter-spacing:.02em;color:var(--muted);margin:0}
.card{background-color:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem 1.5rem;margin:0 0 1.25rem}
.card-rule::before{content:"";display:block;width:2rem;height:3px;border-radius:1.5px;margin-bottom:.875rem;background-color:var(--blue)}
.stack>*+*{margin-top:1.25rem}
.grid2{display:grid;gap:1.25rem}@media(min-width:900px){.grid2{grid-template-columns:3fr 2fr;align-items:start}}
.btn{display:inline-flex;align-items:center;gap:.4em;border-radius:999px;padding:10px 20px;font:inherit;font-size:.9375rem;
font-weight:500;line-height:1.2;text-decoration:none;cursor:pointer}
.btn--p{background-color:var(--blue-ink);border:1px solid var(--blue-ink);color:var(--on-blue)}
.btn--p:hover{background-color:var(--blue-ink-hover);border-color:var(--blue-ink-hover);color:var(--on-blue)}
.btn--s{background-color:var(--card);border:1px solid var(--border);color:var(--fg)}.btn--s:hover{border-color:var(--border-hi);color:var(--fg)}
.btn--sm{padding:5px 12px;font-size:.8125rem}
.tag{display:inline-flex;align-items:center;gap:.3rem;border:1px solid var(--border-hi);border-radius:999px;padding:1px 10px;font-size:.8125rem;color:var(--muted);white-space:nowrap}
.tag--ok{border-color:var(--teal);color:var(--teal)}.tag--blue{border-color:var(--blue);color:var(--blue-ink)}
.callout{border-left:3px solid var(--blue);background-color:var(--blue-soft);border-radius:0 var(--radius) var(--radius) 0;padding:14px 18px;margin:0 0 1.25rem}
.callout--ok{border-left-color:var(--teal);background-color:var(--teal-soft)}
.callout--err{border-left-color:var(--rose);background-color:var(--rose-soft)}
.callout>:last-child,.card>:last-child{margin-bottom:0}
.note{color:var(--muted);font-size:.9375rem}
ul.rules,ol.steps{margin:0;padding-left:1.25rem}ul.rules li,ol.steps li{margin:.3rem 0}
ul.errors{margin:.5rem 0 0;padding-left:1.25rem;font-family:var(--mono);font-size:.875rem}ul.errors li{margin:.25rem 0;overflow-wrap:anywhere}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);margin:0 0 1.25rem}
table{border-collapse:collapse;width:100%;font-size:.9375rem}
th,td{padding:.6rem .85rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--border)}
tr:last-child>td{border-bottom:0}th{font-size:.8125rem;font-weight:600;color:var(--muted);background:var(--soft);white-space:nowrap}
td.hash{font-family:var(--mono);font-size:.8125rem;max-width:22rem;overflow-wrap:anywhere}
dl.kv{display:grid;grid-template-columns:max-content 1fr;gap:.5rem 1.25rem;margin:0}dl.kv dt{color:var(--muted);font-size:.9375rem}dl.kv dd{margin:0;overflow-wrap:anywhere}
@media(max-width:520px){dl.kv{grid-template-columns:1fr}dl.kv dd{margin-bottom:.5rem}}
form.inline{display:inline}
label.field{display:block;font-weight:600;font-size:.9375rem;margin:0 0 .35rem}
input[type=text],input[type=email],input:not([type]){font:inherit;color:var(--fg);background:var(--card-solid);border:1px solid var(--border-hi);
border-radius:var(--radius);padding:.5rem .75rem;min-width:0;width:100%}
.row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:end}.row>.grow{flex:1 1 14rem}
.dropzone{display:block;width:100%;font:inherit;font-size:.9375rem;color:var(--muted);background:var(--card-solid);
border:2px dashed var(--border-hi);border-radius:12px;padding:2.25rem 1.25rem;text-align:center;cursor:pointer}
.dropzone:hover{border-color:var(--blue);background:var(--blue-soft)}
.dropzone:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.dropzone::file-selector-button{font:inherit;font-weight:500;margin-right:.85rem;padding:9px 18px;border-radius:999px;cursor:pointer;
border:1px solid var(--blue-ink);background:var(--blue-ink);color:var(--on-blue)}
.drop-hint{margin:.5rem 0 1rem;color:var(--muted);font-size:.875rem}
.check{display:flex;gap:.6rem;align-items:flex-start;font-size:.9375rem;margin:0 0 1.25rem}
.check input{margin-top:.3rem;width:1.05rem;height:1.05rem;accent-color:var(--blue-ink)}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;margin-top:1.25rem}
.site-footer{border-top:1px solid var(--border);font-size:.875rem;color:var(--muted);margin-top:3rem}
.site-footer .wrap{display:grid;gap:1.25rem;padding-top:2rem;padding-bottom:2.5rem}
@media(min-width:640px){.site-footer .wrap{grid-template-columns:1fr auto}}
.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:.2rem 0}.site-footer a{color:var(--muted)}.site-footer a:hover{color:var(--fg)}
@media(max-width:700px){table.cards,table.cards tbody,table.cards tr,table.cards td{display:block;width:100%}
table.cards thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
table.cards tr{border-bottom:1px solid var(--border);padding:.5rem 0}table.cards tr:last-child{border-bottom:0}
table.cards td{border:0;padding:.3rem .85rem;display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem .75rem}
table.cards td::before{content:attr(data-label);flex:0 0 7rem;color:var(--muted);font-size:.8125rem;font-weight:600}
table.cards td.hash{display:block}table.cards td.hash::before{display:block;font-family:var(--sans)}
table.cards td.hash{max-width:none}}
details>summary{cursor:pointer;color:var(--blue-ink)}details pre{white-space:pre-wrap;font-family:var(--mono);font-size:.8125rem;margin:.4rem 0 0;overflow-wrap:anywhere}
td code{overflow-wrap:normal;word-break:break-word}
.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}