/* Ironstrike brand tokens (copied from ironstrike-ai/index.html). Zero dependencies. */
:root{--bg:#0a0a0b;--panel:#141416;--steel-line:#38393e;--text:#eae8e4;--dim:#9a9a9f;--ember:#f5821f;--ember-bright:#ff9e42;--bad:#ff8a7a}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:760px;margin:0 auto;padding:24px 16px}
main.wrap{flex:1}
h1{font-size:2rem;line-height:1.15;margin:0 0 8px}
h2{font-size:1.1rem;margin:0 0 8px;color:var(--dim);font-weight:600}
h3{font-size:1rem;margin:16px 0 6px;color:var(--dim);font-weight:600}
p{margin:0 0 12px}
a{color:var(--ember-bright)}
.lede{color:var(--dim)}
button,.btn{min-height:44px;min-width:44px;padding:10px 20px;font:inherit;font-weight:600;color:#0a0a0b;background:var(--ember);border:0;border-radius:8px;cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--ember-bright);outline-offset:2px}
.is-footer{border-top:1px solid var(--steel-line);color:var(--dim);font-size:.875rem;padding:16px;max-width:760px;margin:0 auto;width:100%}
.is-footer p{margin:0 0 8px}
.is-footer a{padding:14px 6px;margin:-14px -6px}

.field{margin:0 0 14px}
label{display:block;font-weight:600;margin:0 0 4px}
.row{display:flex;gap:8px}
input[type=text],select{min-height:44px;padding:8px 12px;font:inherit;font-size:16px;color:var(--text);background:var(--panel);border:1px solid var(--steel-line);border-radius:8px;min-width:0}
input[type=text]{flex:1 1 40%;width:100%}
select{flex:1 1 55%;max-width:100%}
input[aria-invalid=true]{border-color:var(--bad)}
.check{margin-bottom:14px}
.tick{display:flex;align-items:center;gap:10px;min-height:44px;font-weight:400;cursor:pointer}
.tick input{width:24px;height:24px;margin:0;accent-color:var(--ember)}
.err{color:var(--bad);margin:4px 0 0;min-height:0;font-size:.9rem}
.err:empty{display:none}
.small{color:var(--dim);font-size:.875rem}
.answer{background:var(--panel);border:1px solid var(--steel-line);border-radius:12px;padding:16px;margin:8px 0 16px;overflow-wrap:anywhere}
.total{font-size:2.6rem;line-height:1.1;font-weight:700;color:var(--ember-bright);margin:0 0 4px}
.each{font-size:1.2rem;font-weight:600;margin:0 0 8px}
.each:empty,.facts:empty,.note:empty,.hint:empty,.total:empty{display:none}
.facts{color:var(--text);margin:0 0 8px}
.note{color:var(--ember-bright);margin:0 0 8px}
.hint{color:var(--dim)}
.work{margin:0;padding:0 0 0 18px;color:var(--dim)}
.work li{margin:0 0 6px}
.tabs{margin:16px 0 0}
.tabs a{display:inline-block;padding:12px 4px;text-decoration:underline}

html{scroll-padding-bottom:84px}
.totalrow{display:flex;flex-wrap:wrap;align-items:baseline;gap:0 12px}
.cue{color:var(--dim);font-size:.9rem;margin:0 0 4px}.cue:empty{display:none}
.bar{position:fixed;left:0;right:0;bottom:0;z-index:5;display:flex;flex-wrap:wrap;align-items:baseline;gap:0 8px;justify-content:center;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#1b1b1e;border-top:2px solid var(--ember);font-size:1.05rem;line-height:1.3}
.bar b{color:var(--ember-bright);font-size:1.35rem}
body.has-bar{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
@media (min-width:820px){.bar{display:none!important}body.has-bar{padding-bottom:0}html{scroll-padding-bottom:0}}
@media (min-width:390px){.total{font-size:3rem}}
@media (min-width:820px){
  .wrap{padding:40px 24px}h1{font-size:2.6rem}
  .inputs{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;align-items:start}
  .inputs .check,.inputs .small{grid-column:1 / -1}
  .answer{margin-top:16px}
}
@media (min-width:1440px){
  .wrap{max-width:1200px}
  #toolview .lede{max-width:70ch}
  .cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:start}
  .inputs{grid-template-columns:1fr}
  .answer{position:sticky;top:24px;margin:0}
  #howview{max-width:70ch}
}
@media (min-width:1920px){.wrap{max-width:1280px}}