:root{color-scheme:light;--ink:#102c3d;--muted:#506574;--brand:#087a6b;--line:#d5e0e6;--wash:#f3f7f9;--white:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--white)}*{box-sizing:border-box}body{margin:0;font-size:1rem;line-height:1.6}a{color:var(--brand);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}:focus-visible{outline:3px solid #dc6e19;outline-offset:3px}header{border-bottom:1px solid var(--line);background:white}.nav{max-width:1240px;margin:auto;padding:18px 28px;display:flex;align-items:center;gap:32px}.brand{font-size:1.4rem;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:-.05em}.brand-mark{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:white;width:32px;height:32px;border-radius:8px;margin-right:8px;letter-spacing:0}.nav nav{display:flex;gap:22px;flex-wrap:wrap;margin-left:auto}.nav nav a{color:var(--ink);text-decoration:none;font-size:.9rem;font-weight:600;min-height:44px;display:flex;align-items:center}.skip{position:absolute;left:8px;top:-100px;background:white;padding:10px;z-index:9}.skip:focus{top:8px}main{max-width:1160px;padding:28px;margin:0 auto}h1{font-size:clamp(1.9rem,4vw,3rem);line-height:1.15;letter-spacing:-.045em;margin:18px 0}h2{font-size:1.55rem;line-height:1.3;letter-spacing:-.025em;margin:28px 0 14px}h3{line-height:1.35}.intro{max-width:760px;color:var(--muted);font-size:1.075rem;margin:14px 0 26px}.eyebrow{text-transform:uppercase;font-size:.8rem;letter-spacing:.12em;font-weight:750;color:var(--brand)}.breadcrumbs{font-size:.875rem;color:var(--muted);display:flex;gap:9px;flex-wrap:wrap}.workspace{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:24px;align-items:start}.calculator{border:1px solid var(--line);border-top:4px solid var(--brand);border-radius:12px;padding:24px;background:white}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{min-width:0}label{display:block;font-size:.9rem;font-weight:650;margin-bottom:7px}input:not([type=checkbox]),select,textarea{width:100%;min-height:46px;border:1px solid #9fb1bd;border-radius:6px;background:white;color:var(--ink);padding:9px 12px}input[type=color]{padding:4px!important}input[type=checkbox]{width:20px;height:20px;vertical-align:middle;margin-right:9px;accent-color:var(--brand)}.check{display:flex;align-items:center;min-height:48px}.minor{font-size:.75rem;color:var(--muted);font-weight:400;margin-top:7px}.minor input{min-height:40px!important}small{display:block;font-size:.8rem;color:var(--muted);line-height:1.45;margin-top:6px}.row{min-width:0;padding:18px;border:1px solid var(--line);border-radius:8px;margin:22px 0 14px}.row legend{font-weight:700;font-size:.9rem;padding:0 6px}.row .quiet{margin-top:14px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}button,.button{border:1px solid var(--brand);border-radius:6px;background:var(--brand);color:white;padding:11px 18px;font-weight:650;min-height:46px;cursor:pointer;text-decoration:none}.quiet{background:white;color:var(--ink);border-color:#a6b8c3}.quiet:hover{background:var(--wash)}button:hover{filter:brightness(.96)}#errors{color:#a82419;min-height:0;font-weight:600}#errors:empty{margin:0}.results{background:var(--wash);border-radius:12px;padding:24px;border:1px solid var(--line);min-width:0}.results h2{margin-top:0}.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.result-card{background:white;padding:16px;border:1px solid var(--line);border-radius:8px}.result-card span{font-size:.85rem;color:var(--muted);display:block}.result-card strong{display:block;font-size:1.5rem;line-height:1.3;margin:8px 0;overflow-wrap:anywhere}.result-card:first-child{border-color:var(--brand)}.result-card:first-child strong{color:var(--brand)}.table-scroll{overflow:auto;max-height:450px;margin-top:20px;border:1px solid var(--line);border-radius:6px;background:white}table{border-collapse:collapse;width:100%;font-size:.875rem;white-space:nowrap}caption{text-align:left;padding:12px;font-weight:650;white-space:normal}th,td{padding:10px 12px;border-top:1px solid var(--line);text-align:left}th{background:#e8eff3;position:sticky;top:0}td{white-space:normal;overflow-wrap:anywhere}table td:first-child{max-width:220px}.guide{max-width:800px;margin-top:40px;border-top:1px solid var(--line);padding-top:14px}.guide p{color:#354f60}.formula{background:var(--wash);border-left:3px solid var(--brand);padding:16px 20px;line-height:1.8}.notice{background:#edf5f6;border-left:3px solid #30717a;padding:14px 18px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0 40px}.tool-card{border:1px solid var(--line);border-radius:10px;padding:24px;display:block;color:var(--ink);text-decoration:none}.tool-card:hover{border-color:var(--brand);background:var(--wash)}.tool-card h3{margin:10px 0;font-size:1.15rem}.tool-card p{font-size:.925rem;color:var(--muted);margin-bottom:0}.search{max-width:650px;margin-top:24px}.home-top{padding:22px 0 12px}.home-top h1{max-width:750px}.home-top p{max-width:700px}.cluster-list{display:flex;gap:12px;flex-wrap:wrap}.cluster-list a{padding:10px 18px;border:1px solid var(--line);border-radius:6px;text-decoration:none;color:var(--ink);font-weight:600}.related{border-top:1px solid var(--line);padding-top:8px;margin-top:40px}.related .cards{margin-bottom:0}footer{margin-top:60px;background:var(--wash);border-top:1px solid var(--line)}.footer-inner{max-width:1160px;margin:auto;padding:32px 28px;display:flex;gap:32px;justify-content:space-between;flex-wrap:wrap}.footer-inner nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}.footer-inner a{font-size:.9rem}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}[hidden]{display:none!important}.preserve{white-space:pre-wrap;overflow-wrap:anywhere}.invoice-paper{background:white;padding:22px;color:#152c3b}.invoice-head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.invoice-logo{max-width:180px;max-height:100px;object-fit:contain}.invoice-totals{max-width:320px;margin-left:auto}.invoice-totals div{display:flex;justify-content:space-between;padding:5px 0}.invoice-totals dd{margin:0}.invoice-totals .total{font-weight:800;font-size:1.15rem;border-top:2px solid #152c3b;margin-top:8px;padding-top:10px}.chart{margin:24px 0 0}.chart svg{display:block;width:100%;height:auto}.chart text{fill:var(--muted);font-size:14px}.chart figcaption{font-size:.8rem;color:var(--muted)}details{border-bottom:1px solid var(--line);padding:15px 0}summary{cursor:pointer;font-weight:650}summary::marker{color:var(--brand)}.ad-placement{margin:30px 0;min-height:280px;padding:20px;text-align:center;border-top:1px solid var(--line)}.ad-label{font-size:.75rem;color:var(--muted)}#qr-output{max-width:100%;height:auto;background:white}.qr-downloads{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap}.prose{max-width:800px;overflow-wrap:anywhere}.prose li{margin-bottom:10px}
.invoice-head>div{min-width:0;max-width:100%;overflow-wrap:anywhere}.invoice-paper{max-width:100%}
@media(max-width:1000px){.workspace{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{gap:14px;flex-wrap:wrap}.nav nav{margin-left:0;gap:16px}.results{scroll-margin-top:20px}}@media(max-width:600px){main{padding:20px 16px}.nav{padding:12px 16px}.nav nav{gap:14px}.nav nav a{font-size:.8rem;min-height:44px}.fields{grid-template-columns:1fr}.calculator,.results{padding:18px}.cards{grid-template-columns:1fr;gap:12px}.tool-card{padding:20px}.result-grid{grid-template-columns:1fr 1fr}.result-card{padding:12px}.result-card strong{font-size:1.25rem}.row{padding:12px}.footer-inner{padding:26px 16px}.invoice-paper{padding:12px}}
@media print{header,footer,.breadcrumbs,.intro,.calculator,.guide,.related,.ad-placement,#result-actions,.skip{display:none!important}main{max-width:none;padding:0}.workspace{display:block}.results{padding:0;background:white;border:0}.table-scroll{max-height:none;overflow:visible;border:0}th{position:static}body{font-size:11pt}h1{font-size:20pt}.results h2{display:none}.result-card{break-inside:avoid}.invoice-paper{padding:0}.chart{break-inside:avoid}body[data-print-tool=invoice] h1{display:none}body[data-print-tool=invoice] #invoice-paper{display:block}}