:root{--ink:#26211C;--muted:#5F584F;--paper:#FAF7F1;--card:#FFFFFF;--line:#DED8CC;--green:#2E4636;--green-dark:#223528;--sand:#F2EFE8;--gold:#9A6B10;--red:#8E2F22}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;min-height:100vh;display:flex;flex-direction:column}
main{flex:1;width:100%}
h1,h2{font-family:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;line-height:1.2;font-weight:600;margin:0 0 .5em}
h1{font-size:clamp(1.8rem,4vw,2.5rem)}
h2{font-size:1.35rem;margin-top:1.8em}
p{margin:0 0 1em}
a{color:var(--green);text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.wrap{max-width:1000px;margin:0 auto;padding:0 24px}
.narrow{max-width:520px}
.demo-bar{background:var(--gold);color:#fff;font-size:.88rem;font-weight:600;text-align:center;padding:7px 16px}
header.site{border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:650}
.brand img{width:30px;height:30px;display:block}
nav.main{display:flex;gap:18px;align-items:center}
.inline{display:inline;margin:0}
.page{padding:40px 0 64px}
.form{display:grid;gap:16px;margin:20px 0}
label{display:grid;gap:5px;font-weight:600;font-size:.94rem}
label small{font-weight:400;color:var(--muted)}
input:not([type=checkbox]){font:inherit;padding:10px 12px;border:1px solid #A9A295;border-radius:6px;background:#fff;width:100%}
.check{display:flex;gap:9px;align-items:flex-start;font-weight:400}
.check input{margin-top:6px}
.btn{display:inline-block;background:var(--green);color:#fff;text-decoration:none;font:inherit;font-weight:600;padding:10px 20px;border-radius:6px;border:0;cursor:pointer}
.btn:hover{background:var(--green-dark)}
.btn.alt{background:transparent;color:var(--green);box-shadow:inset 0 0 0 1.5px var(--green)}
.btn.alt:hover{background:var(--sand)}
.link{background:none;border:0;padding:0;font:inherit;color:var(--green);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:12px 0}
.actions form{margin:0}
.panel{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.94rem}
th,td{text-align:left;padding:9px 6px;border-bottom:1px solid var(--line)}
th{font-weight:600;color:var(--muted);font-size:.82rem}
.num{text-align:right;font-variant-numeric:tabular-nums}
tr:last-child td{border-bottom:0}
.meta,.note{font-size:.9rem;color:var(--muted)}
.note{margin:12px 0 0}
.alert{background:#F8EDEA;border-left:4px solid var(--red);padding:10px 14px;border-radius:4px}
.alert ul{margin:0;padding-left:1.1em}
.ok{background:#E9F0EA;border-left:4px solid var(--green);padding:10px 14px;border-radius:4px}
.sim-tag{font-weight:700;color:var(--gold);font-size:.9rem;letter-spacing:.01em}
.danger{border-top:1px solid var(--line);margin-top:18px;padding-top:16px;display:grid;gap:12px;justify-items:start}
.qr{width:220px;max-width:100%;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px;margin:16px 0}
.qr svg{display:block;width:100%;height:auto}
.key{overflow-wrap:anywhere;font-size:.9rem}
.codes{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:6px 16px;margin:0 0 24px}
.tabs{display:flex;gap:20px;border-bottom:1px solid var(--line);margin:0 0 24px}
.tabs a{padding:8px 2px;text-decoration:none;color:var(--muted);font-weight:600}
.tabs a[aria-current]{color:var(--green);box-shadow:inset 0 -2px 0 var(--green)}
.filters{display:flex;flex-wrap:wrap;gap:6px 14px;margin:0 0 16px;font-size:.9rem}
.filters a[aria-current]{font-weight:700;text-decoration:none;color:var(--ink)}
tr.low td{background:#F8EDEA}
.rule{display:flex;gap:8px;align-items:center;margin:0}
.rule input{width:76px!important;padding:5px 8px!important}
footer.site{border-top:1px solid var(--line);padding:24px 0;font-size:.85rem;color:var(--muted)}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot nav{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:820px){.wrap{padding:0 16px}.page{padding:28px 0 48px}}
@media (max-width:460px){.codes{grid-template-columns:1fr}}