:root{--bg:#14120f;--surface:#1f1c18;--surface-2:#28241f;--border:#35302a;--ink:#f3eee6;--muted:#c2b8a8;--ember:#f08a3c;--ember-hover:#ff9d55;--ember-ink:#1a0f06;--link:#ffa45c;--radius:14px;--max:1120px;--font:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,Cantarell,"Noto Sans",sans-serif}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:var(--font);background:radial-gradient(1200px 700px at 95% -5%,#3d200d 0%,transparent 60%),var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--link);text-underline-offset:2px}a:hover{color:var(--ink)}
:focus-visible{outline:3px solid #ffd08a;outline-offset:2px;border-radius:4px}
.wrap{width:min(100% - 2.5rem,var(--max));margin-inline:auto}.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:0;background:var(--ember);color:var(--ember-ink);padding:.6rem 1rem;z-index:50}.skip:focus{left:1rem;top:1rem}
header.site{position:sticky;top:0;z-index:20;background:rgba(20,18,15,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0;gap:1rem}
.logo{display:inline-flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.1rem;color:var(--ink);text-decoration:none}.logo span{color:var(--ember)}
.nav-links{display:flex;gap:1.1rem;font-size:.92rem;flex-wrap:wrap}.nav-links a{color:var(--muted);text-decoration:none;font-weight:500;display:inline-flex;align-items:center;min-height:32px;padding:.25rem .15rem}.nav-links a:hover,.nav-links a[aria-current]{color:var(--ink)}
.nav-cta{color:var(--ember)!important;font-weight:700!important}
main{padding:2.2rem 0 3rem}
.crumbs{font-size:.85rem;color:var(--muted);margin:0 0 1rem}.crumbs a{color:var(--muted)}
h1{font-size:clamp(1.9rem,5vw,2.8rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 .8rem}
h2{font-size:clamp(1.3rem,3vw,1.7rem);letter-spacing:-.03em;margin:2.2rem 0 .6rem}
h3{font-size:1.05rem;margin:1.2rem 0 .3rem}
.lede{color:var(--muted);font-size:1.1rem;margin:0 0 1.5rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem}
.calc{display:grid;gap:1.4rem}@media(min-width:860px){.calc{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.85rem}
label{font-weight:600;font-size:.92rem}.hint{font-size:.8rem;color:var(--muted)}
input,select{font:inherit;background:var(--surface-2);color:var(--ink);border:1px solid var(--border);border-radius:9px;padding:.6rem .7rem;width:100%}
input:focus,select:focus{border-color:var(--ember);outline:none}
.out{background:#fbf8f2;color:#231d16;border-radius:var(--radius);padding:1.4rem;border-top:5px solid var(--ember)}
.out dl{margin:0;display:grid;grid-template-columns:1fr auto;gap:.45rem 1rem}.out dt{color:#5e5446}.out dd{margin:0;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.big{font-size:2rem;font-weight:800;letter-spacing:-.03em;color:#a8480f;margin:.2rem 0 1rem}
.note{font-size:.85rem;color:#5e5446;margin:.9rem 0 0}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.2rem;border-radius:10px;font-weight:800;text-decoration:none;background:var(--ember);color:var(--ember-ink);border:0;cursor:pointer;font-size:1rem}.btn:hover{background:var(--ember-hover);color:var(--ember-ink)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--border)}.btn-ghost:hover{background:var(--surface-2);color:var(--ink)}
.cta{display:grid;gap:1rem;margin-top:2.2rem}@media(min-width:760px){.cta{grid-template-columns:1fr 1fr}}
.cta p{color:var(--muted);margin:.3rem 0 1rem}
details{border-bottom:1px solid var(--border);padding:.7rem 0}summary{cursor:pointer;font-weight:700}
.sources li{margin-bottom:.4rem;word-break:break-word}.checked{color:var(--muted);font-size:.9rem}
.flag{background:rgba(240,138,60,.12);border:1px solid rgba(240,138,60,.4);border-radius:10px;padding:.8rem 1rem;font-size:.92rem}
.grid-tools{display:grid;gap:1rem;list-style:none;padding:0}@media(min-width:760px){.grid-tools{grid-template-columns:1fr 1fr}}
.grid-tools a{display:block;height:100%;text-decoration:none;color:var(--ink)}.grid-tools a:hover{border-color:var(--ember)}.grid-tools p{color:var(--muted);margin:.3rem 0 0}
table.items{width:100%;border-collapse:collapse}table.items td{padding:.25rem}table.items input{padding:.45rem}
.row-actions{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.6rem}
footer{border-top:1px solid var(--border);padding:1.6rem 0;color:var(--muted);font-size:.88rem}footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem 1.5rem}footer nav{display:flex;gap:1rem;flex-wrap:wrap}footer a{color:var(--muted);display:inline-block;min-height:24px;line-height:24px}
@media print{@page{margin:14mm}header.site,footer,.cta,.no-print,.crumbs,.explain,h1,.lede,#f{display:none!important}body{background:#fff;color:#000}main{padding:0}.calc{display:block}.out{border:1px solid #999;box-shadow:none;break-inside:avoid}.big{font-size:1.6rem}}
@media(max-width:480px){.nav-links{gap:.7rem;font-size:.85rem}.nav-links a[href="/#system"]{display:none}}