:root{--ink:#1d2a24;--muted:#5b6660;--bg:#fbfaf6;--card:#fff;--line:#e2e0d8;--brand:#2f5d46;--brand2:#e8f0ea;--accent:#b7791f;--good:#1f7a3f;--bad:#b42318;--soon:#fde2dc;--up:#fff2c6;--radius:10px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}
a:hover{color:#1d3d2d}
.wrap{max-width:860px;margin:0 auto;padding:0 18px}
header.site{background:var(--card);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:58px;flex-wrap:wrap}
.logo{font-weight:800;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo span{color:var(--brand)}
nav.top a{margin-left:16px;text-decoration:none;font-size:15px;color:var(--muted)}
nav.top a:hover{color:var(--brand)}
main{padding:26px 0 40px}
h1{font-size:clamp(28px,4.5vw,38px);line-height:1.15;margin:.2em 0 .35em;letter-spacing:-.02em}
h2{font-size:24px;margin:1.8em 0 .5em;line-height:1.25}
h3{font-size:19px;margin:1.3em 0 .3em}
.lede{font-size:19px;color:var(--muted);margin-top:0}
.crumbs{font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.calc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 8px;margin:22px 0;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.calc h2{margin-top:0;font-size:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px 16px}
label{display:block;font-size:14px;font-weight:600;color:#33413a}
label small{font-weight:400;color:var(--muted)}
input,select{width:100%;margin-top:4px;padding:9px 10px;font:inherit;font-size:16px;border:1px solid #c9c7bd;border-radius:7px;background:#f6f9ff;color:#173a6b}
input:focus,select:focus{outline:2px solid #9cc3a8;border-color:var(--brand)}
table{border-collapse:collapse;width:100%}
.rows td,.rows th{padding:4px;font-size:14px;text-align:left}
.rows th{color:var(--muted);font-weight:600}
.rows input,.rows select{margin:0;padding:7px 8px}
button{font:inherit;font-size:15px;cursor:pointer;border-radius:7px;border:1px solid var(--brand);background:var(--card);color:var(--brand);padding:6px 12px}
button.del{border:0;color:var(--muted);background:none;font-size:20px;line-height:1;padding:2px 6px}
.result{border-top:1px dashed var(--line);margin-top:14px;padding-top:12px}
dl.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin:0 0 12px}
dl.kv div{background:#f7f7f3;border-radius:8px;padding:10px 12px}
dl.kv dt{font-size:13px;color:var(--muted)}
dl.kv dd{margin:2px 0 0;font-size:20px;font-weight:700}
dl.kv .hi{background:var(--brand2)}
dl.kv .good dd{color:var(--good)}
dl.kv .bad dd{color:var(--bad)}
.tablewrap{overflow-x:auto}
table.out th,table.out td{border-bottom:1px solid var(--line);padding:6px 8px;font-size:14px;text-align:right;white-space:nowrap}
table.out th:first-child,table.out td:first-child,table.out td:nth-child(2){text-align:left}
table.out th{background:#f2f1ec}
tr.st-overdue td{background:#f9c7bd}
tr.st-soon td{background:var(--soon)}
tr.st-upcoming td{background:var(--up)}
.verdict{padding:10px 12px;border-radius:8px;font-weight:600}
.verdict.good{background:#e3f3e8;color:#14532d}
.verdict.bad{background:#fde8e5;color:#7a1d12}
.note{font-size:14px;color:var(--muted)}
.checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.check{border:1px solid var(--line);border-radius:8px;padding:10px 12px}
.check h3{margin:0 0 6px;font-size:16px}
.check ul{margin:0;padding-left:18px;font-size:15px}
.check li span{color:var(--muted);font-size:13px}
.check .tot{margin:8px 0 0;font-size:14px}
.neg{color:var(--bad)}
.cta{background:var(--brand);color:#fff;border-radius:var(--radius);padding:20px 22px;margin:34px 0}
.cta h2{margin:0 0 6px;color:#fff;font-size:22px}
.cta p{margin:.3em 0 .8em}
.cta .btns{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;font-weight:700;border-radius:8px;padding:10px 16px;background:#fff;color:var(--brand)}
.btn.alt{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
.btn:hover{opacity:.92;color:var(--brand)}
.btn.alt:hover{color:#fff}
.cta.inline{background:var(--brand2);color:var(--ink);padding:14px 18px}
.cta.inline a{font-weight:700}
.faq details{border-bottom:1px solid var(--line);padding:10px 0}
.faq summary{cursor:pointer;font-weight:650}
.faq details p{margin:.5em 0 0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:14px 0}
.cards a{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;text-decoration:none;color:var(--ink)}
.cards a:hover{border-color:var(--brand)}
.cards b{display:block;color:var(--brand);margin-bottom:2px}
.cards span{font-size:14px;color:var(--muted)}
.formula{background:#f2f1ec;border-left:3px solid var(--accent);padding:10px 14px;border-radius:6px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14.5px;overflow-x:auto}
.disclaimer{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:30px}
footer.site{border-top:1px solid var(--line);background:var(--card);font-size:14px;color:var(--muted);padding:22px 0}
footer.site a{color:var(--muted);margin-right:14px}
@media (max-width:560px){nav.top a{margin:0 12px 0 0}body{font-size:16px}}
@media print{header.site,footer.site,.cta,nav,button{display:none!important}.calc{border:0;box-shadow:none}}
.calcbtn{background:var(--brand);color:#fff}
@media (max-width:600px){
 .rows thead{display:none}
 .rows tr{display:grid;grid-template-columns:1fr 1.2fr 1.4fr auto;gap:6px;padding:8px 0;border-bottom:1px solid var(--line)}
 .rows td{padding:0}
 .rows td:first-child{grid-column:1/4}
 .rows td:last-child{grid-row:1;grid-column:4}
 .rows input,.rows select{font-size:15px;padding:7px 6px}
 dl.kv dd{font-size:18px}
}