:root{--bg:#F7F8FA;--ink:#111827;--mut:#4B5563;--line:#D8DEE7;--card:#fff;--navy:#17324D;--teal:#0F766E;--amber:#B45309;--red:#B42318;--green:#166534}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.wrap{max-width:1060px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:9}
a{color:var(--teal)}a:hover{color:var(--navy)}
:focus-visible{outline:3px solid var(--teal);outline-offset:2px}

header{background:var(--navy);color:#fff}
.hbar{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;padding:14px 0}
.brand{color:#fff;text-decoration:none;font-weight:800;font-size:22px;letter-spacing:-.01em}
.brand small{display:block;font-weight:500;font-size:12.5px;color:#CBD5E1;letter-spacing:.02em}
nav{display:flex;gap:6px 18px;flex-wrap:wrap}
nav a{color:#E2E8F0;text-decoration:none;font-weight:600;font-size:14.5px;padding:6px 2px;border-bottom:3px solid transparent}
nav a[aria-current]{border-color:#5EEAD4;color:#fff}
h1,h2,h3{line-height:1.18;letter-spacing:-.01em}
h1{font-size:clamp(32px,5.6vw,52px);margin:.45em 0 .2em}
h2{font-size:clamp(23px,3.2vw,31px);margin:1.7em 0 .4em}
h3{font-size:19px;margin:0}
.hero{padding:28px 0 4px}
.eyebrow{font-weight:800;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}
.lede{font-size:clamp(17px,2.2vw,20px);color:var(--mut);max-width:48em}
.answer{background:#fff;border:2px solid var(--navy);border-left:10px solid var(--teal);border-radius:12px;padding:14px 18px;margin:16px 0 6px;max-width:54em}
.answer h2{font:800 12.5px/1.2 inherit;letter-spacing:.1em;text-transform:uppercase;margin:0 0 6px}
.answer ul{margin:.2em 0 0;padding-left:1.05em}.answer li{margin:.35em 0}
.calc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin:22px 0;display:grid;gap:22px;grid-template-columns:minmax(0,4fr) minmax(0,8fr)}
@media(max-width:860px){.calc{grid-template-columns:1fr}}
fieldset{border:0;padding:0;margin:0 0 14px}
label.f{display:block;margin:0 0 13px}label.f>span{display:block;font-weight:700;font-size:14px;margin-bottom:4px}
input[type=number],select{width:100%;font:600 17px/1.2 inherit;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
input[type=range]{width:100%;accent-color:var(--teal)}
.help{font-size:13px;color:var(--mut);margin:4px 0 0}
.gross{background:#F1F5F9;border:1px dashed var(--line);border-radius:10px;padding:10px 14px;font-size:14px}
.gross b{display:block;font-size:24px;color:var(--navy)}
.mode{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px}
.mode label{border:2px solid var(--line);border-radius:999px;padding:6px 12px;font-weight:700;font-size:13.5px;cursor:pointer}
.mode input{position:absolute;opacity:0}.mode input:checked+span{color:var(--teal)}
.mode label:has(input:checked){border-color:var(--teal);background:#ECFDF5}
.mode label:focus-within{outline:3px solid var(--teal);outline-offset:2px}
#rows{display:grid;gap:14px}
.vcard{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff}
.vcard .vhead{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:4px}
.badge{font-weight:800;font-size:11px;letter-spacing:.05em;text-transform:uppercase;border-radius:999px;padding:2px 8px}
.badge.verified{background:#DCFCE7;color:var(--green)}
.badge.partial{background:#FEF3C7;color:var(--amber)}
.badge.conflict{background:#FEE4E2;color:var(--red)}
.badge.quoted{background:#E0E7FF;color:#3730A3}
.badge.estimate{background:#FFEDD5;color:#9A3412}
.plan{font-size:13px;color:var(--mut)}
.vcard .sum{font-size:14px;color:var(--mut);margin:2px 0 10px}
.grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.grid span{display:block;font-size:12px;color:var(--mut);text-transform:uppercase;letter-spacing:.05em}
.grid b{font-size:18px;color:var(--navy)}
.cite{font-size:11px;text-decoration:none;border-bottom:1px dotted var(--teal);color:var(--teal)}
.basis{font-size:12.5px;color:var(--mut);margin:8px 0 0;border-top:1px dashed var(--line);padding-top:6px}
.notes{margin:8px 0 0;padding-left:18px;font-size:13px;color:var(--mut)}
.lowline{font-weight:700;margin:14px 0 0}.warnline{color:var(--red);font-weight:600}
[aria-invalid="true"]{border-color:#c0392b!important;box-shadow:0 0 0 1px #c0392b}
.empty{padding:14px;border:1px dashed var(--line);border-radius:10px;color:var(--mut)}
table{border-collapse:collapse;width:100%;font-size:14.5px}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:#fff;margin:14px 0}
th,td{padding:9px 11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#EEF2F7;font-size:12px;letter-spacing:.05em;text-transform:uppercase}
tr:last-child td{border-bottom:0}
td small{color:var(--mut)}
.callout{border-left:5px solid var(--teal);background:#fff;padding:12px 16px;border-radius:0 10px 10px 0;margin:16px 0}
.callout.warn{border-left-color:var(--amber)}
.formula{font:14px/1.55 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#0F172A;color:#E2E8F0;border-radius:10px;padding:14px 16px;overflow-x:auto;white-space:pre-wrap}
.foot{margin-top:48px;border-top:1px solid var(--line);background:#EEF2F7;padding:18px 0 30px;font-size:13.5px;color:#374151}
.small{font-size:13px;color:var(--mut)}
@media(max-width:560px){h1{font-size:clamp(26px,8.4vw,36px)}.answer{font-size:15.5px;padding:12px 14px}.hbar{padding:10px 0}nav{flex-wrap:nowrap;overflow-x:auto;width:100%}nav a{white-space:nowrap;padding:4px 0}}

/* ---- stage 2026-10-26: layout for Marketing r7 pages (markup/CSS only) ---- */
.brand{display:inline-flex;align-items:center;min-height:48px}
nav a{display:inline-flex;align-items:center;min-height:48px;padding:0 4px}
.skip:focus{display:inline-flex;align-items:center;min-height:48px}
.foot .small a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;min-width:48px}
.foot .dl{margin:0 0 6px}
main ol li>a:only-child,main ol li a:last-child:not(p a){min-height:24px}
.tap,.btn,.linkbtn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;min-width:48px}
.btn{background:var(--teal);color:#fff;border:0;border-radius:10px;padding:0 20px;font:700 17px/1 inherit;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--navy);color:#fff}
.linkbtn{background:none;border:0;color:var(--teal);text-decoration:underline;font:600 16px/1 inherit;padding:0 14px;cursor:pointer}
.disc,.cap,.note,.pnote{font-size:14.5px;color:var(--mut)}
.dl{font-size:14px;color:var(--mut);margin:.2em 0}
.answer.kt{border-left-color:var(--navy)}
.answer h2{font-size:12.5px}
.calc{display:block}
.calcf{display:grid;gap:4px;max-width:34em}
.calcf input[type=number]{min-height:48px}
.err{display:block;color:var(--red);font-weight:600;font-size:14px}
.err[hidden]{display:none}
fieldset.f legend{font-weight:700;font-size:14px;margin-bottom:4px}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg label{display:inline-flex;align-items:center;min-height:48px;border:2px solid var(--line);border-radius:999px;padding:0 16px;font-weight:700;font-size:15px;cursor:pointer}
.seg label:has(input:checked){border-color:var(--teal);background:#ECFDF5}
.seg input{width:20px;height:20px;margin:0 8px 0 0;accent-color:var(--teal)}
details#c-fees{border:1px solid var(--line);border-radius:10px;padding:0 14px;margin:8px 0}
details>summary{display:flex;align-items:center;min-height:48px;font-weight:700;cursor:pointer}
label.chk{display:flex;align-items:center;gap:10px;min-height:48px;font-weight:700;font-size:14px;cursor:pointer}
label.chk input{width:24px;height:24px;accent-color:var(--teal)}
.acts{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:8px}
#rows{display:grid;gap:12px;margin-top:14px}
.vcard h3{font-size:18px;margin:0 0 2px}.vcard h3 a{display:inline-flex;align-items:center;min-height:48px}
.vcard .fig{font-size:20px;font-weight:800;color:var(--navy);margin:2px 0}
.vcard p{margin:.25em 0}
.vcard .ck{font-size:13px;color:var(--mut)}
.vcard .fee{font-size:14px;border-top:1px dashed var(--line);padding-top:6px;margin-top:6px}
.vcard .fee b::first-letter{text-transform:uppercase}
.signup{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:16px 0}
.signup h3{margin:0 0 4px}
.faq h3{margin:1.2em 0 .3em}
pre.formula{white-space:pre-wrap;overflow-wrap:anywhere}
code{overflow-wrap:anywhere}
main a{overflow-wrap:anywhere}
.tw{overflow-x:auto}
.pt th[scope=row]{background:none;font-size:14.5px;letter-spacing:0;text-transform:none}
/* card tables: one card per row below 768px, columns at 768px and up */
@media (max-width:767.98px){
 .ct thead{display:none}
 .ct,.ct tbody,.ct tr,.ct td{display:block;width:100%}
 .ct tr{border-bottom:1px solid var(--line);padding:10px 4px}
 .ct td{border:0;padding:3px 10px}
 .ct td[data-label]:not([data-label=""])::before{content:attr(data-label);display:block;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--mut)}
 .ct td.rh::before{display:none!important}
 .pt.hide2m th:nth-child(2),.pt.hide2m td:nth-child(2){display:none}
}
.ct.cards thead{display:none}
.ct.cards,.ct.cards tbody,.ct.cards tr,.ct.cards td{display:block;width:100%}
.ct.cards tr{border-bottom:1px solid var(--line);padding:10px 4px}.ct.cards td{border:0;padding:3px 10px}
.ct.cards td[data-label]:not([data-label=""])::before{content:attr(data-label);display:block;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--mut)}
.nf{padding:40px 0}
.ct td a,.pt td a{display:inline-flex;align-items:center;min-height:48px;min-width:48px;overflow-wrap:anywhere}