/* SEO calculator pages (Deploy A). Loads after desk.css + home.css. */
.crumbs{font-size:.85rem;color:var(--muted);margin:18px 0 0}
.crumbs a{color:var(--steel)}
.calc-hero{padding:14px 0 6px}
.calc-hero h1{font-size:clamp(1.9rem,7vw,3rem);max-width:22ch}
.calc-hero .lead{margin:10px 0 0}
.fc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:20px}
.fc fieldset{border:0;margin:0;padding:0;min-width:0}
.fc legend{font-family:Oswald,sans-serif;font-size:1.15rem;color:var(--paper);padding:0;margin-bottom:4px}
.fc .fields{grid-template-columns:repeat(2,minmax(0,1fr))}
.fc .fields .full{grid-column:1/-1}
.fc .fields [hidden]{display:none}
.fc .result[hidden]{display:none}
.fc .go{margin-top:16px;width:100%;min-height:48px;background:var(--safety);border-color:var(--safety);color:#0a0b0c;font-size:1.05rem}
.fc .msg{color:var(--safety);min-height:1.2em;margin:8px 0 0;font-size:.92rem}
.fc .result{grid-template-columns:repeat(2,minmax(0,1fr))}
.fc .result>div{background:#0f1113;border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-width:0}
.fc .result b{font-size:1.35rem;overflow-wrap:anywhere}
.fc .result .k{margin:0 0 2px}
.conv{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.conv>div{flex:1 1 150px}
.conv output{display:block;font-family:Oswald,sans-serif;font-size:1.5rem;color:var(--paper);min-height:42px;line-height:42px}
.math{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:18px}
.math h2{font-size:1.4rem}
.formula{font:600 .98rem/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;background:#0a0b0c;border:1px solid var(--line);border-radius:8px;padding:10px 12px;color:var(--paper);overflow-wrap:anywhere;white-space:normal}
.math ol,.math ul{padding-left:1.2em;color:var(--muted)}
.math li{margin:4px 0}
.math strong{color:var(--paper)}
.faq details{border-top:1px solid var(--line);padding:10px 0}
.faq details:first-of-type{border-top:0}
.faq summary{cursor:pointer;color:var(--paper);font-weight:600}
.faq details p{color:var(--muted);margin:8px 0 0}
.rel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:10px}
.rel a{display:block;background:#0f1113;border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--paper);font-size:.95rem}
.rel a:hover{border-color:var(--steel)}
@media (min-width:640px){
  .fc .fields{grid-template-columns:repeat(3,minmax(0,1fr))}
  .fc .result{grid-template-columns:repeat(4,minmax(0,1fr))}
  .fc .go{width:auto;padding:0 28px}
  .rel{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media (min-width:900px){
  .calc-main{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:22px;align-items:start}
  .calc-main .math{margin-top:20px}
}