.tool-wrap{max-width:1000px;margin:0 auto;padding:36px 20px 64px}
.tool-wrap h1{font-size:clamp(1.8rem,4vw,2.4rem);line-height:1.3}
.tool-wrap .meta{color:var(--muted);font-size:.92rem;margin:6px 0 18px}
.tool-wrap .intro{max-width:46em;margin-bottom:24px}
.tgrid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.panel h2{font-size:1.15rem;margin-bottom:12px}
.f{margin-bottom:14px}
.f label{display:block;font-weight:600;font-size:.95rem;margin-bottom:4px}
.f input,.f select{width:100%;font:inherit;padding:10px 12px;border:2px solid var(--line);border-radius:var(--r);background:var(--card);color:var(--ink)}
.f input:focus,.f select:focus{outline:none;border-color:var(--green)}
.f small{display:block;color:var(--muted);font-size:.82rem;margin-top:3px;line-height:1.5}
.big{font-size:2.2rem;font-weight:700;color:var(--green);line-height:1.2;margin:2px 0 10px}
.res-label{color:var(--muted);font-size:.95rem}
table.rt{width:100%;border-collapse:collapse;font-size:.97rem}
table.rt td,table.rt th{padding:8px 4px;border-bottom:1px solid var(--line);text-align:left}
table.rt td:last-child,table.rt th:last-child{text-align:right;font-weight:600}
table.rt tr.neg td:last-child{color:#b3261e}
details.sched{margin-top:14px}
details.sched summary{cursor:pointer;font-weight:600;color:var(--green)}
.err-t{color:#b3261e;font-size:.9rem;min-height:1.2em}
.note-s{font-size:.85rem;color:var(--muted);margin-top:12px}
.content{max-width:46em;margin-top:40px}
.content h2{font-size:1.4rem;margin:30px 0 8px;line-height:1.4}
.content h3{font-size:1.1rem;margin:18px 0 4px}
.content p,.content ul,.content ol{margin-bottom:14px}
.content ul,.content ol{padding-left:1.4em}
.content li{margin-bottom:4px}
.formula{background:var(--tint);border-left:5px solid var(--green);padding:12px 16px;border-radius:var(--r);margin:14px 0;overflow-x:auto}
.cmp{width:100%;border-collapse:collapse;margin:12px 0 18px;font-size:.96rem}
.cmp th,.cmp td{border:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
.cmp th{background:var(--tint)}
.cmp-w{overflow-x:auto}
.faq details{border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;margin-bottom:8px;background:var(--card)}
.faq summary{cursor:pointer;font-weight:600}
.faq p{margin:8px 0 2px}
.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.related a{padding:8px 16px;background:var(--tint);border-radius:var(--r);text-decoration:none;font-weight:500}
@media(max-width:760px){.tgrid{grid-template-columns:1fr}}