:root{--ink:#111827;--mut:#5b6472;--line:#e5e7eb;--soft:#f8fafc;--brand:#1d4ed8;--ac:#1d4ed8;--acsoft:#eff6ff;--r:14px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.75;font-size:17px;-webkit-text-size-adjust:100%}
.t-work{--ac:#2563eb;--acsoft:#eff6ff}.t-bmi{--ac:#059669;--acsoft:#ecfdf5}.t-pay{--ac:#7c3aed;--acsoft:#f5f3ff}.t-ot{--ac:#c2410c;--acsoft:#fff7ed}.t-tc{--ac:#0e7490;--acsoft:#ecfeff}.t-hs{--ac:#be185d;--acsoft:#fdf2f8}.t-sh{--ac:#4f46e5;--acsoft:#eef2ff}.t-ca{--ac:#b45309;--acsoft:#fffbeb}.t-lb{--ac:#15803d;--acsoft:#f0fdf4}.t-hb{--ac:#0369a1;--acsoft:#f0f9ff}
a{color:var(--ac)}a:hover{text-decoration:none}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:9;border-radius:8px}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5;transition:transform .22s ease}header.site.hide{transform:translateY(-100%)}
header.site .wrap{max-width:1040px;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:19px;letter-spacing:-.3px}
.brand img{width:32px;height:32px;display:block}.brand b{color:#1d4ed8}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{padding:6px 10px;border-radius:999px;color:var(--mut);text-decoration:none;font-size:15px;font-weight:600}
nav.main a:hover,nav.main a[aria-current]{background:var(--soft);color:var(--ink)}
.menubtn{display:none}
.js header.site .wrap{flex-wrap:nowrap;min-height:56px;position:relative}
.js .menubtn{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 13px;font:inherit;font-weight:700;font-size:15px;color:var(--ink);cursor:pointer}
.menubtn .bars{width:16px;height:2px;background:var(--ink);box-shadow:0 5px 0 var(--ink),0 -5px 0 var(--ink);border-radius:2px}
.js nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--line);border-top:0;border-radius:0 0 14px 14px;box-shadow:0 14px 28px rgba(15,23,42,.1);padding:10px;grid-template-columns:1fr 1fr;gap:4px;z-index:6}
.js nav.main.open{display:grid}
.js nav.main a{border-radius:10px;padding:10px 12px}
@media(max-width:560px){.js nav.main a{font-size:14px;padding:10px 9px}}@media(max-width:330px){.js nav.main{grid-template-columns:1fr}}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.actions[hidden]{display:none}
.actions button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:10px;padding:9px 13px;font:inherit;font-weight:600;font-size:14px;cursor:pointer}
.actions button:hover{background:var(--soft)}
.crumb{font-size:14px;color:var(--mut);padding:18px 0 0}.crumb a{color:var(--mut)}
.pagehead{display:flex;gap:16px;align-items:center;margin:10px 0 6px}
.pagehead img{width:60px;height:60px;flex:none}
h1{font-size:32px;line-height:1.2;letter-spacing:-.6px}
.meta{font-size:14px;color:var(--mut);margin:4px 0 14px}
.lede{font-size:18px;color:#374151;margin-bottom:18px}
h2{font-size:24px;line-height:1.3;margin:38px 0 10px;letter-spacing:-.3px}
h3{font-size:18px;margin:20px 0 4px}
p,ul,ol{margin-bottom:14px}ul,ol{padding-left:24px}li{margin-bottom:6px}
.calc{border:1px solid var(--line);border-top:5px solid var(--ac);border-radius:var(--r);padding:22px;background:#fff;box-shadow:0 4px 18px rgba(15,23,42,.06);margin:8px 0 22px}
label{display:block;font-size:14px;font-weight:700;margin:14px 0 5px;color:#1f2937}
input,select{width:100%;padding:12px 14px;font-size:16px;font-family:inherit;border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,button:focus-visible,.tool:focus-visible{outline:3px solid var(--ac);outline-offset:1px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hint{font-size:13px;color:var(--mut);margin-top:4px}
button.go{width:100%;margin-top:20px;padding:14px;font-size:17px;font-weight:800;border:0;border-radius:10px;background:var(--ac);color:#fff;cursor:pointer;font-family:inherit}
button.go:hover{filter:brightness(.92)}
.result{display:none;margin-top:18px;padding:18px;border-radius:12px;background:var(--acsoft);border:1px solid var(--ac)}
.result .big{font-size:30px;font-weight:800;color:var(--ac);line-height:1.2}
.result table{margin:10px 0 0;background:#fff}
.err{color:#b91c1c;font-weight:600}
.quick{border-left:5px solid var(--ac);background:var(--acsoft);padding:14px 18px;border-radius:0 12px 12px 0;margin:18px 0}
.note{font-size:14px;color:var(--mut)}
table{width:100%;border-collapse:collapse;font-size:15px;margin:10px 0 18px}
.tw{overflow-x:auto;margin:10px 0 18px}.tw table{margin:0}
.result{overflow-x:auto}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left;white-space:nowrap}
th{background:var(--soft)}
.warn{background:#fffbeb;border:1px solid #fde68a;padding:12px 16px;border-radius:12px;font-size:15px;margin:16px 0}
details.faq{border:1px solid var(--line);border-radius:12px;padding:0 16px;margin-bottom:10px}
details.faq summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none}
details.faq summary::after{content:"+";float:right;font-size:22px;line-height:1;color:var(--ac)}
details.faq[open] summary::after{content:"\2212"}
details.faq summary::-webkit-details-marker{display:none}
details.faq p{margin-bottom:14px}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:12px 0}
.tool{display:flex;gap:14px;align-items:center;padding:14px 16px;border:1px solid var(--line);border-radius:var(--r);text-decoration:none;color:var(--ink);background:#fff;transition:.15s}
.tool:hover{border-color:var(--ac);box-shadow:0 6px 20px rgba(15,23,42,.08);transform:translateY(-2px)}
.tool img{width:52px;height:52px;flex:none}
.tool b{display:block;line-height:1.3}.tool span{display:block;font-size:14px;color:var(--mut);line-height:1.45;margin-top:2px}
.hero{text-align:center;padding:54px 0 16px}
.hero img.big{width:92px;height:92px;margin:0 auto 14px;display:block}
.hero h1{font-size:44px;letter-spacing:-1.2px}.hero h1 b{color:#1d4ed8}
.hero p{color:var(--mut);margin:8px auto 24px;max-width:540px;font-size:18px}
.search{max-width:560px;margin:0 auto;position:relative}
.search input{padding:16px 22px;border-radius:999px;font-size:17px;border:1px solid #cbd5e1;box-shadow:0 2px 10px rgba(15,23,42,.06)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:30px 0}
.cards .tool{flex-direction:column;align-items:flex-start;padding:20px;height:100%}
.cards .tool img{width:64px;height:64px}
.cards .tool b{font-size:18px}
.soon{opacity:.75;border-style:dashed}
.sources li{font-size:15px}
footer.site{margin-top:56px;border-top:1px solid var(--line);background:var(--soft);padding:30px 0;font-size:14px;color:var(--mut)}
footer.site .cols{display:flex;gap:40px;flex-wrap:wrap;margin-bottom:14px}
footer.site h3{color:var(--ink);font-size:14px;margin-bottom:6px}
footer.site a{display:block;color:var(--mut);text-decoration:none;margin-bottom:4px}footer.site a:hover{color:var(--ink)}
.days{display:grid;grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:8px}.days label{margin:0 0 4px;text-align:center;font-size:13px}.days input{padding:10px 4px;text-align:center}
.tcday{border:1px solid var(--line);border-radius:12px;padding:8px 12px 12px;margin-top:10px;background:#fff}.tcday>b{font-size:15px}
.tcrow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 86px;gap:10px}.tcrow>div{min-width:0}.tcrow input{min-width:0}.tcrow label{margin:6px 0 4px;font-size:12px;font-weight:600}.tcrow input{padding:10px 8px;font-size:16px}
button.sec{background:#fff;color:var(--ac);border:1px solid var(--ac);margin-top:10px}button.sec:hover{background:var(--acsoft);filter:none}
@media(max-width:560px){.tcrow{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.tcrow>div:nth-child(3){grid-column:1/-1}body{font-size:16px}.row{grid-template-columns:1fr}h1{font-size:26px}.hero h1{font-size:34px}h2{font-size:21px}.pagehead img{width:48px;height:48px}.calc{padding:16px}}
@media print{header.site,footer.site,.calc button,.related,.actions{display:none!important}main>*:not(.pagehead):not(.calc){display:none!important}.calc{box-shadow:none;border:0}}

.hero .wordmark{font-size:46px;font-weight:800;letter-spacing:-1.5px;line-height:1.1}.hero .wordmark b{color:#1d4ed8}
.hero{padding:26px 0 6px}.hero h1{font-size:34px;font-weight:800;letter-spacing:-.8px;color:var(--ink);margin:0 auto 6px;max-width:640px;line-height:1.15}.hero p{margin:0 auto 18px;font-size:17px}
.points{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin:14px 0}
.points div{border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;background:var(--soft)}
.points{font-size:15px;line-height:1.6}.points b{display:block;margin-bottom:4px;font-size:16px}
.nores{text-align:center;color:var(--mut);display:none}